1 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
3 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
4 return string from m32r_output_block_move.
5 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
7 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
9 (ROUND_ADVANCE): Remove signed/unsigned conflict.
10 * config/m32r/m32r.c: Declare prototypes for static functions.
11 (move_src_operand): Replace INT32_P with UINT32_P.
12 (function_arg_partial_nregs): Fixed signed/unsigned conflict
13 in initialisation of 'size'.
14 (m32r_sched_reord): Remove redundant declarations of 'code'.
15 (m32r_output_block_move): Change to a void function.
16 (m32r_encode_section_info): Cast return of
17 TREE_STRING_POINTER to avoid compile time warning.
19 2001-06-11 Richard Henderson <rth@redhat.com>
21 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
22 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
23 (struct machine_function): Add gp_save_rtx.
24 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
25 (alpha_gp_save_rtx): New.
26 * config/alpha/alpha-protos.h: Declare it.
27 * config/alpha/alpha.md (exception_receiver): Make an expander.
28 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
30 2001-06-11 Richard Henderson <rth@redhat.com>
32 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
34 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
36 * configure.in: Align --help messages.
37 Remove trailing full stops.
38 Consistently use lower case.
42 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
44 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
45 variants for .cpp/.cp/.c++ files.
46 Move definition of __LANGUAGE_C_PLUS_PLUS ...
47 (CPLUSPLUS_CPP_SPEC): ... here.
49 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
51 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
53 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
55 * c-decl.c (store_parm_decls): When comparing types in an
56 old-style function declaration with those from a previous
57 prototype, compare the unqualified versions of parameter types.
60 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
62 * doc/objc.texi: Use more logical markup. Use TeX dashes.
64 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
66 * doc/c-tree.texi: Use more logical markup.
68 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
70 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
72 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
74 * loop.c (scan_loop): Do not combine asm statements.
76 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
78 * simplify-rtx.c (simplify_subreg): Fix offset calculation
79 for complex values within a CONCAT.
81 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
83 * doc/install.texi: Update details of what components are included
84 in the GCC distribution. Update default directory for g++
85 includes. Update documentation relating to old libio. Adjust
86 documentation on DejaGnu environment variables. Remove
87 documentation of --enable-cpplib.
89 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
91 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
94 2001-06-10 Richard Henderson <rth@redhat.com>
96 * ifcvt.c (life_data_ok): New.
97 (merge_if_block): Use it to determine whether to update
101 2001-06-10 Richard Henderson <rth@redhat.com>
103 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
105 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
107 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
108 (SH Options): Document -mieee.
109 * doc/install.texi (Final install): Remove obsolete information
110 about installing cross compilers.
111 * doc/gcc.1: Rebuilt.
113 2001-06-10 Richard Henderson <rth@redhat.com>
115 * config/alpha/alpha.c (override_options): Set align_loops,
116 align_jumps, and align_functions.
117 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
118 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
120 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
122 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
123 are one and two words in size.
125 2001-06-10 Richard Henderson <rth@redhat.com>
127 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
128 (Code Generation Options): Document -fnon-call-exceptions.
130 2001-06-10 Mark Kettenis <kettenis@gnu.org>
132 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
134 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
136 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
138 2001-06-10 Mark Mitchell <mark@codesourcery.com>
139 Gabriel Dos Reis <gdr@codesourcery.com>
141 * Makefile.in (c-parse.o): Depend on diagnostic.h
142 (dwarf2out.o): Likewise.
144 * dwarf2out.c: #include diagnostic.h
146 * toplev.h (warningcount, errorcount, sorrycount): Remove
149 * toplev.c (warningcount, errorcount, sorrycount): Remove
152 * diagnostic.h (struct output_buffer): Reorder fields.
153 (diagnostic_kind_count): New macro.
154 (errorcount, warningcount, sorrycount): Define as macros.
155 (diagnostic_report_warnings_p): New macro.
156 (output_state): Add diagnostic_count field.
158 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
159 Remove tentative declaration.
160 (count_error): Use diagnostic_report_warnings_p.
162 * c-parse.in: #include diagnostic.h
164 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
166 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
167 prefer a memory for operand 1.
168 ("*addsi3"): Fix constraints, the '!' was too strong.
169 ("*addsi3_split"): Accept soft register and split accordingly.
171 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
173 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
174 Move definition in the RTX_CODE section.
176 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
178 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
179 address as relative to the argument pointer.
181 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
183 * predict.def (PRED_OPCODE): Place before call and error_return.
185 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
187 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
188 * predict.c (estimate_probability): Calculate dominance
189 information; improve detection of NORETURN heuristics;
190 add call/error_return heuiristics; tweak comparison heuristics
193 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
195 * doc/invoke.texi (C Dialect Options): Document -aux-info.
196 (Debugging Options): Document -print-multi-directory and
198 * doc/gcc.1: Rebuilt.
200 * toplev.c (independent_decode_option): Require `=' between
201 `-aux-info' and filename in the same argument.
202 * gcc.c: Don't pass -aux-info=filename twice.
204 2001-06-09 Mark Mitchell <mark@codesourcery.com>
206 * expr.c (expand_expr, case ARRAY_REF): Do not replace
207 an array element with the known initializing value if it has
210 * toplev.c (rest_of_compilation): Remove dead code before
213 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
215 * cppinit.c (print_help): Document -fpreprocessed.
216 * invoke.texi: Similarly.
218 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
220 * predict.def: New file.
221 * predict.h: New file.
222 * predict.c: Include predict.h.
223 (predictor_info): New structure and array.
224 (predict_edge, predict_insn): Rewrite; make global.
225 (predict_edge_def, predict_insn_def): New global functions.
226 (dump_prediction, combine_predictions_for_insns): New
228 (estimate_probability): Change calls to predict_edge
229 to predict_edge_def and calls to predict_insn to predict_insn_def;
230 combine probabilities.
231 (expected_value_to_br_prob): Behave as predictor.
232 * rtl.h (REG_BR_PRED): Update coment.
233 (invert_br_probabilities): New.
234 * jump.c: Include predict.h
235 (duplicate_loop_exit_test): Drop branch prediction notes.
236 (invert_jump): Use invert_br_probabilities.
237 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
238 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
239 * combine.c (distribute_notes): Handle BR_PRED.
241 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
243 * predict.c (predict_insn, predict_edge): New static functions.
244 (estimate_probability): Revamp to use new functions;
245 fix loop header heruistics; add loop exist heruistics
247 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
249 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
251 2001-06-09 Peter Jakubek <pjak@snafu.de>
253 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
255 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
257 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
258 for integer operations that don't update C bit.
260 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
262 * gthr-posix.h (__gthread_objc_init_thread_system): If
263 pthread_key_create fails, it's not clear what the return value is.
264 This obvious fix makes sure it always returns -1 if a problem
267 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
269 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
270 more index entries. Use more logical markup where appropriate.
271 Use TeX quotes and dashes.
273 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
275 * unwind-pe.h: Conditionally qualify references to abort with
278 2001-06-09 Julian Foad <julian_foad@hotmail.com>
280 * doc/invoke.texi: Remove superfluous text.
282 2001-06-08 Richard Henderson <rth@redhat.com>
284 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
285 (LIB_SPEC): Mirror config/linux.h version.
287 2001-06-08 Richard Henderson <rth@redhat.com>
289 * except.c (get_exception_pointer, get_exception_filter): Take a
290 struct function. Update all callers.
291 * except.h (get_exception_pointer): Update declaration.
292 * expr.c (expand_expr): Update get_exception_pointer call.
293 * integrate.c (expand_inline_function): Remap the exception pointer
294 from callee to caller.
296 2001-06-08 Mark Mitchell <mark@codesourcery.com>
298 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
299 accurately reflect its cv-qualification.
300 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
301 cv-qualifiers on function types.
303 2001-06-08 Mark Mitchell <mark@codesourcery.com>
305 * basic-block.h: Improve comments.
306 * except.c (expand_eh_region_end_allowed): Remove redundant call
307 to do_pending_stack_adjust.
308 * flow.c (life_analysis): Fix typo in comment.
309 (calculate_global_regs_live): Add documentation.
310 (mark_set_1): Likewise.
311 (debug_regset): Likewise.
312 * doc/rtl.texi (cond_exec): Document it.
314 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
316 * i386.h (CONST_COSTS): set cost of constants representable in
317 immediate fields to 0.
319 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
321 * function.c (diddle_return_value): Kill code to determine
322 return value before expand_function_end.
323 (expand_function_end): Delay call to clobber_return_register
324 after fucntion return value is computed.
326 Re-install temporary reverted patch:
327 * toplev.c (rest_of_compilation): Call split_all_insns
328 before reg-stack and shorten-branches. Do shorten-branches
330 * final.c (shorten_branches): Remove insn splitting code.
332 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
334 * doc/gcc.texi, doc/invoke.texi: Add index of command line
335 options. Use @opindex to index them rather than other indexing
336 commands. Use @var{...} instead of <...>. Avoid spaces in names
337 inside @var. Don't use @kindex to index escape sequences in
340 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
342 * stmt.c (current_nesting_level): New fn.
343 * tree.h: Declare it.
344 * c-semantics.c (genrtl_compound_stmt): Use it.
346 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
348 2001-06-08 Jakub Jelinek <jakub@redhat.com>
350 * jump.c (mark_modified_reg): Allow jump threading if condition
351 codes are represented by a hard register.
353 2001-06-08 Jakub Jelinek <jakub@redhat.com>
355 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
356 for complex floats passed to unprototyped functions.
358 2001-06-08 Mark Mitchell <mark@codesourcery.com>
360 * except.c (expand_eh_region_end_allowed): Call
361 do_pending_stack_adjust as necessary.
363 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
365 * function.c (clobber_return_register): Clobber the pseudo return
368 * sibcall.c (skip_unreturned_value): New function.
369 (call_ends_block_p): Use it.
371 * recog.c (split_insn): Break out from ...
372 (split_all_insns): ... here; do not use basic block information
375 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
377 * simplify-rtx.c (simplify_subreg): Fix verification of
380 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
382 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
383 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
384 Move definition of _LANGUAGE_C_PLUS_PLUS ...
385 (CPLUSPLUS_CPP_SPEC): ... here.
386 Fixes PRs c++/3047, target/441.
388 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
390 * doc/install.texi2html (MAKEINFO): Keep value if set already.
392 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
394 * doc/gcc.texi: Add trailing slash to URL.
396 2001-06-07 Stan Shebs <shebs@apple.com>
398 * config/darwin.h (ENCODE_SECTION_INFO): Define.
399 (REDO_SECTION_INFO_P): Ditto.
400 (STRIP_NAME_ENCODING): Ditto.
401 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
402 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
403 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
404 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
405 * config/darwin.c: No longer include c-tree.h.
406 (machopic_classify_ident): Rewrite to use symbol encoding.
407 (lookup_name_darwin): Remove.
408 (machopic_non_lazy_ptr_name): Handle encoded symbols.
409 (machopic_stub_name): Use STRIP_NAME_ENCODING.
410 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
411 (machopic_finish): Ditto, remove test of decl.
412 (update_non_lazy_ptrs): New function.
413 (darwin_encode_section_info): New function.
414 * config/darwin-protos.h: Declare it.
415 * config/rs6000/rs6000.c (machopic_output_stub): Use
418 2001-06-07 Mark Mitchell <mark@codesourcery.com>
420 * tree.h (DECL_SOURCE_FILE): Improve documentation.
421 (DECL_SOURCE_LINE): Likewise.
423 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
425 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
428 2001-06-07 Phil Edwards <pme@sources.redhat.com>
430 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
431 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
433 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
435 * doc/contrib.texi: Add copyright notice.
437 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
439 * doc/md.texi: Use four digit years in copyright notice.
441 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
443 * config.gcc: For $target_alias of athlon-*, set
444 target_cpu_default2=5.
446 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
448 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
449 end of last block if last real insn is a JUMP_INSN.
451 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
455 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
457 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
458 pthread_t to objc_thread_t.
459 (__gthread_objc_thread_id): Likewise.
461 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
463 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
464 (ASM_OLDAS_SPEC): Likewise.
466 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
467 (CPP_SUBTARGET_SPEC): Use it.
468 (ASM_OLDAS_SPEC): Define.
470 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
472 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
474 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
477 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
479 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
480 Document use of N_(...), and show it in examples. Note that
481 documentation should be added to invoke.texi. Avoid an overfull
484 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
486 * toplev.c (rest_of_compilation): Revert previous patch.
487 * final.c (shorten_branches): Likewise.
489 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
491 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
494 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
496 * doc/install-old.texi: Remove more obsolete documentation.
498 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
500 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
502 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
504 * toplev.c (rest_of_compilation): Call split_all_insns
505 before reg-stack and shorten-branches. Do shorten-branches
507 * final.c (shorten_branches): Remove insn splitting code.
509 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
511 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
512 * configure: Rebuilt.
514 2001-06-07 Andreas Jaeger <aj@suse.de>
516 * emit-rtl.c (operand_subword): Remove unused variable.
518 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
520 * i386.md (floatdi?f): Avoid usinf of SSE instructions
521 if TARGET_64BIT is false.
522 (floatdi?f_i386_only): New insn.
523 (floatdi?f_i386): Disable for !TARGET_64BIT.
525 * (min?f, max?f splitters): Handle case where
526 operands are cross-matched.
528 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
529 (MMX_REGISTER_NAMES): Kill.
530 (PRINT_OPERAND): Fix comment.
531 (PRINT_REG): Likewise.
532 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
533 (print_operand): Update comment; kill 'm'.
535 * i386.c (x86_branch_hints): New global variable
536 (print_operand): Support outputting of branch prediction hints.
537 * i386.md (conditional jump patterns): Add branch prediction hints
539 * i386.h (x86_branch_hints): Declare
540 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
541 (PRINT_OPERAND_FUNCT_VALID_P): New.
542 * final.c (final_forward_branch_p): New function.
544 2001-06-06 Richard Henderson <rth@redhat.com>
546 * flow.c (mark_used_reg): Clean up looping over multiple hard
547 registers. Do conditional life bits across multiple hard regs.
549 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
551 * reload1.c (reload): Revert Schmidt's change so all USEs are not
552 deleted during reload.
554 2001-06-05 Mark Mitchell <mark@codesourcery.com>
556 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
557 functions here, instead of ...
558 * c-decl.c (c_expand_body): ... here.
560 2001-06-05 David O'Brien <obrien@FreeBSD.org>
562 * config.gcc, config/sparc/bsd.h: Do not directly include
563 sparc/sparc.h. Instead do it via tm_file.
565 2001-06-05 Richard Henderson <rth@redhat.com>
567 * dwarf2.h (DW_EH_PE_aligned): New.
568 * dwarf2asm.c (eh_data_format_name): Name it.
569 (dw2_asm_output_encoded_addr_rtx): Align for it.
570 * dwarf2out.c (output_call_frame_info): Handle it for personality
571 routine and LSDA pointers.
573 * unwind-pe.h (DW_EH_PE_aligned): New.
574 (base_of_encoded_value): Handle it.
575 (read_encoded_value_with_base): Likewise.
576 * unwind-dw2-fde.c (base_from_object): Likewise.
577 (get_cie_encoding): Likewise.
579 * config/alpha/elf.h: Remove ecoff commentary.
580 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
582 2001-06-05 David O'Brien <obrien@FreeBSD.org>
584 * config.gcc, config/i386/bsd386.h: Do not directly include
585 i386/386bsd.h. Instead do it via tm_file.
587 2001-06-05 David O'Brien <obrien@FreeBSD.org>
589 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
592 2001-06-05 Pascal Obry <obry@act-europe.fr>
594 * configure.in: Quote $enable_win32_registry in case the value has
598 2001-06-05 Mark Mitchell <mark@codesourcery.com>
600 * print-rtl.c (xspaces): Remove.
601 (print_rtx): Use printf field-width, rather than xpsaces, to
603 * toplev.c (main): Disable sibling-call optimization if we are
606 2001-06-05 Bernd Schmidt <bernds@redhat.com>
608 * reload1.c (reload): Delete all USEs generated during reload.
610 2001-06-05 scott snyder <snyder@fnal.gov>
612 * gccbug.in: Fix typo.
614 2001-06-05 Andreas Jaeger <aj@suse.de>
616 * builtins.def: Fix definition of __builtin_cosf, it uses float as
617 parameter and return value.
619 2001-06-04 Anthony Green <green@redhat.com>
621 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
622 machine. This is now done in sparc.h.
624 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
626 Correct CVS resurrection of invoke.texi.
627 * doc/invoke.texi: Document new tree dump flags.
629 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
631 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
632 for casting an aggregate to its own type. Fixes PR c/2735.
634 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
636 * doc/texinfo.tex: Update to version 2001-05-24.08.
638 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
640 * c-common.h (flag_dump_translation_unit): Remove.
641 (enum tree_dump_index): Define.
642 (TDF_ADDRESS, TDF_SLIM): New #defines.
643 (dump_node_to_file): Remove.
644 (dump_node): Make extern. Add flags.
645 (dump_flag, dump_enabled_p, dump_begin, dump_end,
646 dump_switch_p): Prototype.
647 * c-common.c (flag_dump_translation_unit): Remove.
648 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
649 logic. Use dump_switch_p.
650 * c-dump.h (struct dump_info): Add node and user fields.
651 (dump_pointer): Declare.
652 * c-dump.c (dump_node): Make extern. Add flags.
653 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
654 (dump_new_line, dump_maybe_newline): Use them.
655 (dump_pointer): New function.
656 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
657 chain or function's body. Dump address, if TDF_ADDRESS set.
659 (dump_node_to_file): Remove.
660 (struct dump_file_info): New struct.
661 (dump_files): New array.
662 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
663 * c-lang.c (finish_file): Adjust dumping.
664 * toplev.h (dump_base_name): Make extern.
665 * invoke.texi: Document new flags.
667 2001-06-04 Mark Mitchell <mark@codesourcery.com>
669 * c-tree.h (lang_decl): Add pending_sizes fields.
670 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
672 (c_expand_body): Expand them.
673 (lang_mark_tree): Mark lang_decl:pending_sizes.
674 * function.c (expand_pending_sizes): New function, broken out
676 (expand_function_start): ... here.
677 * tree.h (expand_pending_sizes): Declare it.
679 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
681 * doc/install.texi: Update FreeBSD information. Generalize
682 and update information for alpha-based platforms using ELF.
684 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
686 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
687 (store_parm_decls): Likewise.
688 * c-typeck.c (convert_arguments): Likewise.
690 2001-06-04 Richard Henderson <rth@redhat.com>
692 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
693 optimization if current_function_calls_setjmp.
695 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
697 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
700 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
702 * simplify-rtx.c (simplify_subreg): Fix combining of
705 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
707 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
708 (no_labels_between_p): Short circuit case beg==end.
710 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
712 * rtlanal.c (operand_preference): Fix preference for objects.
714 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
716 * gcse.c (handle_avail_expr): Be prepared to handle single_set
719 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
721 * combine.c (if_then_else_cond): Use simplify_subreg instead
723 * integreate.c (sub_constants): Likewise.
725 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
727 * emit-rtl.c (constant_subword): Deprecate; remove most of code
728 and use simplify_gen_subreg.
730 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
732 * sibcall.c (skip_copy_to_return_value): recognize the situation
733 when the called function's return value is copied into an
734 intermediate pseudo, and then into the calling functions return
737 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
739 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
740 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
741 in case register wasn't OK previously, accept it now; allow
742 subregs of frame pointer if reload completed and frame pointer
745 * combine.c (sombine_simplify_rtx): Fix comment;
746 use subreg_lowpart_offset instead of subreg_lowpart_p
747 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
748 * rtl.h (subreg_lowpart_parts_p): Kill.
749 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
750 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
751 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
752 (gen_lowpart_common): Likewise.
753 (subreg_lowpart_p): Likewise.
754 (subreg_lowpart_parts_p): Kill.
755 (subreg_lowpart_offset, subreg_highpart_offset): New function.
757 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
758 to simplify SUBREG and REG.
759 (gen_highpart): Use simplify_gen_subreg for all simplifications.
761 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
764 * rtlanal.c (replace_regs): Use simplify_gen_subreg
766 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
768 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
769 (ARRAY_RANGE_REF): Added description.
771 * tree.def (ARRAY_RANGE_REF): New code.
772 * alias.c (handled_component_p, can_address_p): Handle it.
773 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
774 * explow.c (set_mem_attributes): Likewise.
775 * expr.c (expand_assignment, get_inner_reference): Likewise.
776 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
777 * fold-const.c (operand_equal_p): Likewise.
778 * tree.c (staticp, stabilize_reference): Likewise.
779 * varasm.c (decode_addr_const): Likewise.
781 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
783 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
784 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
786 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
788 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
789 mark_constant_pool_use before output_addr_const.
790 (struct pool_node): New field wend.
791 (add_constant): Note a sequence of constants that are referenced
793 (pool_window_label, pool_window_last): New variables.
794 (dump_table): Emit a unspec_volatile representing the end of a
795 sequence of constants.
796 (mark_constant_pool_use): New function.
797 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
798 (consttable_2): Add the second operand which flags whether
799 this consttable entry was used or not.
800 (consttable_4, consttable_8, consttable_sf, consttable_df):
802 (consttable_window_end): New insn.
804 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
806 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
807 Reformat according to coding standards.
810 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
811 (shl_and_kind): Cast wide constant.
812 (gen_far_branch): Define as static, as in declaration.
813 (barrier_align): Compute cache-line length as unsigned. Add
814 parentheses in initial credit computation.
815 (rounded_frame_size): Add parentheses.
816 (permanent_obstack): Remove declaration. Include ggc.h for
817 declaration of ggc_add_root_rtx().
818 (get_free_reg): Removed declaration of unused variable reg.
819 (legitimize_pic_address): Mark mode argument as unused.
821 2001-06-03 Igor Shevlyakov <igor@windriver.com>
823 * config/sh/sh.c (output_branch): Support for insn with lenght
824 attr 12 & 16 which represents cond branches outside +-4096 range.
826 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
828 * config/sh/lib1funcs.asm (ic_invalidate): Align the
829 cache-mirroring sequence. Add nops.
831 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
833 * doc/install-old.texi: Remove more old installation
835 * doc/install.texi: Add relevant parts here.
837 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
839 * doc/install.texi2html: New script.
841 2001-06-03 David Edelsohn <edelsohn@gnu.org>
843 * doc/install.texi: Update AIX information again.
845 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
847 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
848 installation documentation.
849 * doc/install.texi: Move it to here.
851 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
853 * doc/install.texi: Clean up Texinfo markup.
855 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
857 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
858 to just after title page.
860 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
862 * doc/install-old.texi: Remove documentation of some configuration
864 * doc/install.texi: Add relevant parts of this documentation here.
866 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
868 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
869 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
871 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
873 * i386.md (all uses of ext_register_operand): Make sure they are
874 VOIDmode; replace all uses outside zero_extend.
875 (and?i splitters): Use ext_register_operands.
876 (test?i peep2): Remove ignored constraints.
877 * i386.c (ext_register_operand): Check that operand is
878 eighter pseudo or hard or 'Q' register.
880 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
882 * tree.h (struct record_layout_info_s): New field unpadded_align.
883 (set_lang_adjust_rli): New declaration.
884 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
885 it would have if not packed, do not downgrade DECL_ALIGN.
886 (lang_adjust_rli, set_lang_adjust_rli): New.
887 (start_record_layout): Initialize new field unpadded_align.
888 (debug_rli): Display it.
889 (place_union_field, place_field): Set it.
890 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
892 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
893 mean that; use proper names instead.
894 Print DECL_NO_STATIC_CHAIN.
896 * except.c (expand_builtin_frob_return_addr): Add missing call
897 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
898 (expand_builtin_eh_return): Likewise.
899 (expand_eh_return): Clean up ptr_mode != Pmode cases.
901 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
903 * doc/invoke.texi: Remove references to papers about sequence points
904 to readings.html, refer to that page.
906 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
908 * README: Update references to installation instructions.
910 2001-06-01 Laurent Guerby <guerby@acm.org>
911 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
913 * doc/install.texi: Define srcdir when sources come from CVS.
914 Significantly improve markup. Wrap overly long lines
916 2001-06-01 DJ Delorie <dj@redhat.com>
918 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
919 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
920 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
921 gcov.1: Move to doc subdirectory.
922 * install.texi: Move to doc/install-old.texi.
923 * gcc.texi: Move to doc, refer to install-old.texi.
924 * Makefile.in: Reflect move of docs to doc/.
925 * f/Make-lang.in: Ditto.
926 * java/Make-lang.in: Ditto.
927 * doc/.cvsignore: New.
929 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
931 * invoke.texi: use two spaces between command options, eliminate
932 some 'overfull hboxes'
934 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
936 * Makefile.in (s-mlib): Make backtick-commands always succeed.
937 (DRIVER_DEFINES): Ditto.
939 2001-05-31 Richard Henderson <rth@redhat.com>
941 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
942 also link against libgcc.a.
944 2001-05-31 Geoff Keating <geoffk@cygnus.com>
946 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
947 * config/mips/mips.c (mips_output_ascii): New function.
948 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
950 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
952 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
954 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
955 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
957 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
959 * install.texi (Configuration): Add html links for --with-gnu-as &
960 --with-gnu-ld and refer to them from hppa & SCO triplets.
961 (Specific): Link back to with-gnu-ld for all ELF platfoms.
962 (Specific): Reword AVR binutils recommendation.
964 2001-05-30 Zack Weinberg <zackw@stanford.edu>
966 * ggc-page.c (size_lookup): Increase minimum allocation size
968 (ggc_print_statistics): Report size of each bin in bytes, not
969 as its order; there is no longer a direct relationship.
971 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
973 * extend.texi: Fix formating of examples, eliminate some
975 * gcc.texi: Eliminate some 'overfull hboxes'.
976 * invoke.texi: Use two spaces between command options, eliminate
977 some 'overfull hboxes'.
979 2001-05-30 Richard Henderson <rth@redhat.com>
981 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
983 2001-05-30 Tom Tromey <tromey@redhat.com>
985 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
986 use it in the new association.
988 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
989 John David Anglin <dave@hiauly1.hia.nrc.ca>
991 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
992 to target type to allow ISO C++ compiler to accept it.
993 * gthr-dce.h (__gthread_active_ptr): Likewise.
994 * gthr-solaris.h (__gthread_active_ptr): Likewise.
996 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
998 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
999 so that we do accept comments in preprocessed input.
1001 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1003 * cpphash.c (alloc_node): Cast allocated pointer.
1005 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
1007 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
1009 2001-05-29 Stan Shebs <shebs@apple.com>
1011 * gcc.texi: Add links for information about Objective-C.
1013 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
1015 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
1016 /bin/sed fails on [^\"]).
1017 (configargs.h): Likewise.
1019 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1021 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
1023 2001-05-28 Stan Shebs <shebs@apple.com>
1025 * objc/objc.gperf: Remove, no longer used.
1027 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
1029 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
1030 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
1031 Remove trailing whitespace.
1033 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1035 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
1036 became http://freeware.sgi.com/.
1038 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
1040 * local-alloc.c (update_equiv_regs): Don't eliminate constant
1043 2001-05-27 Stan Shebs <shebs@apple.com>
1045 * objc/objc-act.c: Add/fix various comments.
1046 (init_selector): Remove, no longer used.
1047 (build_msg_pool_reference): Ditto.
1048 (objc_debug): Ditto.
1050 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1052 * c-decl.c (init_decl_processing):
1053 Don't call start_identifier_warnings.
1054 * flags.h (warn_id_clash, id_clash_len): Remove.
1055 * stringpool.c: Don't include flags.h.
1056 (scan_for_clashes, do_identifier_warnings,
1057 start_identifier_warnings): Remove.
1058 * toplev.c (warn_id_clash, id_clash_len): Remove.
1059 (display_help): Don't document -Wid-clash.
1060 (decode_W_option): Print warning on -Wid-clash.
1061 * tree.h (start_identifier_warnings): Remove.
1062 * invoke.texi: Remove documentation of -Wid-clash.
1064 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1066 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
1068 2001-05-27 Bruce Korb <bkorb@gnu.org>
1070 * fixinc/check.tpl(HACK) add and use a Scheme variable
1071 (has no test text): error out if no "test_text" is defined
1072 * fixinc/fixincl.tpl: likewise
1073 (FIXIDX): make it an enumeration so we minimize diffs
1074 * fixinc/inclhack.def: re-alphabetize and add sort instructions
1075 * fixinc/fixincl.x: regenerate
1076 * fixinc/tests/base/stdio.h: test output got moved due to
1078 * README-fixinc: rewrite (mostly)
1080 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1082 * cpplib.c (run_directive): Set pfile->directive.
1084 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1086 * c-tree.texi: Reformat the manual as a single chapter now
1087 included by gcc.texi.
1088 * gcc.texi: Include c-tree.texi. Merge all indexes.
1089 * Makefile.in (dvi): Add generation for the cppinternals
1090 documentation. Added dependencies on fdl.texi and c-tree.texi
1091 where appropriate. Use TEXI2DVI instead of custom tex calls.
1092 (info): Added dependencies on fdl.texi and c-tree.texi where
1093 appropriate. Remove the target c-tree.info.
1095 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
1097 * combine.c (try_combine): Fix typo in comment.
1098 * expr.c (expand_expr): Likewise.
1099 * config/i370/i370.md (untyped_call): Likewise.
1101 2001-05-26 Bruce Korb <bkorb@gnu.org>
1103 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1104 when fixincl is operating in test mode
1105 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
1106 (AAB_ultrix_limits): remove redundant text
1107 (AAB_ultrix_memory): ditto
1108 (AAB_ultrix_string): ditto
1109 (djgpp_wchar_h): fix the test text
1110 (irix_stdio_va_list): add test text
1111 (irix_limits_const): add a testing output file (limits.h is overwritten)
1112 (strict_ansi_not_ctd): put limits.h second in list for same reason
1113 (solaris27_mutex_init): test text needed selection text, too
1115 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1116 when fixincl is operating in test mode
1118 2001-05-26 Philip Blundell <philb@gnu.org>
1120 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1121 * config/i960/i960-protos.h: Likewise.
1122 * config/i370/i370-protos.h: Likewise.
1123 * config/h8300/h8300-protos.h: Likewise,
1124 * config/sh/sh-protos.h: Likewise.
1125 * config/v850/v850-protos.h: Likewise.
1127 2001-05-26 Philip Blundell <philb@gnu.org>
1129 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1131 2001-05-25 Zack Weinberg <zackw@stanford.edu>
1133 * toplev.c (debug_args, f_options, W_options): Mark
1134 descriptions for translation.
1135 (display_help): Translate descriptions on output.
1137 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
1138 objc/lang-options.h: Mark descriptions for translation.
1140 * aclocal.m4: Quote final argument of patsubst. Use
1141 3-argument form of AC_DEFINE. Restore quotes to [] while
1143 * configure.in: Remove unnecessary changequote calls.
1144 * configure, config.in: Regenerate.
1146 2001-05-25 Sam TH <sam@uchicago.edu>
1148 * basic-block.h: Fix header include guards.
1149 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
1150 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
1151 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
1152 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
1153 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
1154 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
1155 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
1156 varray.h version.h: Likewise.
1157 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
1158 config/arm/arm.h config/c4x/c4x-protos.h
1159 config/h8300/h8300-protos.h config/h8300/h8300.h
1160 config/i370/i370-protos.h config/i370/i370.h
1161 config/i960/i960-protos.h config/mcore/mcore.h
1162 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
1163 config/v850/v850-protos.h config/v850/v850.h: Likewise.
1164 * fixinc/fixlib.h fixinc/server.h: Likewise.
1166 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
1168 * config/arc/initfini.c (.init): Fix typo.
1170 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
1172 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
1174 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1176 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
1178 2001-05-25 Richard Henderson <rth@redhat.com>
1180 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
1182 2001-05-25 Richard Henderson <rth@redhat.com>
1184 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
1185 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
1186 (sparc*-*-solaris2): Likewise.
1187 * config/t-linux: Remove shared libgcc macros.
1188 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
1189 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
1191 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
1193 * config.gcc (*-*-freebsd*): Report bad configuration.
1195 2001-05-25 David Edelsohn <edelsohn@gnu.org>
1197 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
1199 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
1201 (ASM_OUTPUT_LABELREF): Delete.
1203 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1205 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
1206 strict_ansi_only): Don't run if stdc_0_in_system_headers.
1207 * fixinc/fixincl.x: Regenerate.
1208 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
1209 (FIX_TEST_TABLE): Declare it.
1210 * fixinc/fixlib.h: Include config.h.
1212 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1214 * fixinc/inclhack.def (alpha___assert): Change char * args to
1215 const char * on Tru64 UNIX to avoid excessive warnings from
1217 * fixinc/fixincl.x: Regenerate.
1219 2001-05-25 Geoff Keating <geoffk@redhat.com>
1221 * dbxout.c (dbxout_symbol): Invert previous patch, which was
1222 outputting a tag only for variable-size records.
1224 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
1226 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
1227 instead of rtx_equal_p for early clobber test.
1229 2001-05-26 Mark Mitchell <mark@codesourcery.com>
1231 * builtins.def: Encode additional information, such as names and
1233 * builtin-types.def: New file.
1234 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
1235 (built_in_decls): Likewise. Don't explicitly initialize global
1237 (expand_builtin_mathfn): Handle float and long double variants of
1239 (expand_builtin): Likewise.
1240 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
1241 (expand_tree_builtin): Handle long, long long, float, and long
1242 double variants of math functions.
1243 * c-common.h (c_tree_index): Remove some unused nodes.
1244 (void_ftype): Remove.
1245 (void_type_ptr): Likewise.
1246 (int_ftype_int): Likewise.
1247 (ptr_ftype_sizetype): Likewise.
1248 * c-decl.c (init_decl_processing): Remove creation of DWARF
1250 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
1251 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
1252 * Makefile.in (c-common.o): Depend on builtin-types.def.
1254 2001-05-25 Dale Johannesen <dalej@apple.com>
1256 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
1258 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
1260 * c-parse.in (notype_initdcl): Remove redundant line.
1262 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1264 * aclocal.m4: Fixed typo.
1265 (gcc_AC_HEADER_STDBOOL): Define.
1266 (gcc_AC_C__BOOL): Define.
1267 * configure.in: Use them.
1268 (AC_CHECK_HEADERS): Remove stdbool.h
1269 * configure, config.in: Regenerate.
1271 2001-05-25 Richard Henderson <rth@redhat.com>
1273 * function.c (expand_function_start): Don't abort on PARALLEL
1274 returns from hard_function_value.
1276 2001-05-25 Richard Henderson <rth@redhat.com>
1278 * config/i386/i386.md: Revert previous change. Do not apply
1279 the peephole if the components do not die after the sequence.
1281 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
1283 * c-parse.in (array_declarator): New. Handle C99 constructs.
1284 Don't restrict [*] declarators to C only.
1285 (after_type_declarator, parm_declarator_starttypename,
1286 parm_declarator_nostarttypename, notype_declarator,
1287 direct_absdcl1): Use it.
1288 * c-decl.c (build_array_declarator, set_array_declarator_type):
1289 New functions. Warn that [*] isn't properly implemented; pedwarn
1290 for [*] outside C99 mode if pedantic rather than giving a hard
1292 (grokdeclarator): Handle static and type qualifiers in parameter
1294 * c-tree.h (build_array_declarator, set_array_declarator_type):
1296 * extend.texi (Attribute Syntax): Document attributes in parameter
1299 2001-05-25 Mark Mitchell <mark@codesourcery.com>
1301 * config/i386/i386.md: Make sure cmpstr peepholes do not
1302 affect liveness information.
1304 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1306 * c-typeck.c (digest_init): Issue error messages about
1307 invalid constants, not warnings.
1309 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1311 * invoke.texi (-fno-builtin): Document that this is always on
1314 2001-05-24 Philip Blundell <philb@gnu.org>
1316 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
1319 2001-05-24 Philip Blundell <philb@gnu.org>
1321 * config/arm/arm.c (output_return_instruction): Correctly handle
1322 interworking and interrupt functions.
1324 2001-05-24 Philip Blundell <philb@gnu.org>
1326 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
1327 -m{no-}sched-prolog. Fix typos and improve formatting.
1329 2001-05-24 Philip Blundell <philb@gnu.org>
1331 * invoke.texi (ARM Options): Improve wording slightly. Add
1332 documentation for more options, including those for Thumb mode.
1333 Don't mention options that don't exist or are unimplemented.
1334 (Thumb Options): Delete; merged into above section.
1336 2001-05-24 Geoff Keating <geoffk@redhat.com>
1338 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
1339 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
1341 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1343 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
1344 fix hard register simplification.
1346 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1348 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
1349 of just copying CPP_CPU_SPEC.
1351 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1353 * i386.c (incdec_operand): Accept only 1 and -1.
1355 2001-05-23 Kelley Cook <kelley.cook@home.com>
1357 * Makefile.in: Move many of the *_H definitions eariler in the
1358 file, so that rules in t-* files that use them for
1359 dependencies will work in a parallel build.
1360 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
1362 2001-05-23 Richard Henderson <rth@redhat.com>
1364 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
1366 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1368 * cpp.texi: Update for handling of charconsts.
1369 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
1370 diagnostics. Skip to the end if the UCS is too short.
1371 (cpp_interpret_charconst): Long charconsts issue a warning
1374 2001-05-23 Richard Henderson <rth@redhat.com>
1376 * doc/install.texi (alpha-linux): Require binutils 2.11.
1378 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1380 * c-lex.c (read_escape, read_ucs): Delete.
1381 (lex_string): Use cpp_parse_escape.
1382 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
1383 if not C++ or not C99. Warn if traditional.
1384 (parse_escape): Rename cpp_parse_escape. Make the bitmask
1385 unsigned. Warn for out-of-range escape sequences here.
1386 Update to use maybe_read_ucs.
1387 (cpp_interpret_charconst): Don't warn here.
1388 * cpplib.h (cpp_parse_escape): New exported function.
1390 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
1392 * extend.texi (Attribute Syntax): Clarify application of
1393 attributes to parameters declared as functions or arrays.
1395 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
1397 * dbxout.c (dbxout_type_methods): Do still group methods by name.
1399 2001-05-23 Zack Weinberg <zackw@stanford.edu>
1401 * diagnostic.c (vnotice): Kill.
1402 (fnotice): Call vfprintf directly.
1403 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
1404 verbatim, set_diagnostic_context): Rename string argument to
1405 indicate that it is run through gettext.
1406 (vbuild_message_string, build_message_string, output_do_printf):
1407 Rename string argument to indicate that it is NOT run through
1409 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
1410 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
1411 Run msgid argument through gettext.
1412 (default_print_error_function): Run constant strings through
1413 gettext when nothing else will.
1414 (fatal_error, internal_error, error_recursion): Use fnotice.
1415 Present complete sentences to gettext.
1417 2001-05-23 Mark Mitchell <mark@codesourcery.com>
1419 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
1421 2001-05-23 Richard Henderson <rth@redhat.com>
1423 * function.c (expand_function_start): Always use a pseudo
1424 for the function result value.
1426 2001-05-22 Richard Henderson <rth@redhat.com>
1428 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
1429 section pointer alignment.
1431 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
1433 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
1434 of __USER_LABEL_PREFIX__.
1436 2001-05-22 Richard Henderson <rth@redhat.com>
1438 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
1439 (__deregister_frame_info_bases): New.
1440 * unwind-dw2-fde.h: Declare it.
1441 * libgcc-std.ver: Export it.
1442 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
1443 called __register_frame_info_bases.
1445 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1447 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
1448 instead of #elif (which is OK for this case but not in general).
1450 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
1452 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
1453 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
1454 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
1455 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
1456 "r2" to the assembly file. Only issue allocs with non-zero parameters.
1458 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1459 David O'Brien <obrien@freebsd.org>
1461 * config/freebsd.h (LIB_SPEC): Key the exact setting to
1462 configure-time options and target version of FreeBSD. Set-up
1463 to match architectural change in threading support. Correctly
1464 report when -pthread option is not supported by configure-time
1466 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
1467 and extend to encode target version number in run-time setting
1468 of __FreeBSD__ macro to match the system compiler.
1469 (CPP_PREDEFINES): Likewise.
1470 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
1472 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
1473 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
1475 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1476 David O'Brien <obrien@freebsd.org>
1478 * config.gcc (the unlabeled system switch statement): Add
1479 generic configuration section to handle *-*-freebsd*. Also,
1480 to match the system compiler, default to threading support (it
1481 may be disabled with the standard --disable-threads
1482 configuration-time switch).
1483 (i[34567]86-*-freebsd* in machine-specific section): Use it.
1484 (alpha*-*-freebsd* in machine-specific section): Likewise.
1486 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
1487 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
1488 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
1489 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
1490 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
1492 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1493 David O'Brien <obrien@freebsd.org>
1495 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
1496 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
1497 -pthread instead setting macro.
1499 2001-05-22 Richard Henderson <rth@redhat.com>
1501 * crtstuff.c (__register_frame_info_bases): Declare.
1502 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
1503 (__do_global_dtors_aux, __do_global_dtors): Streamline.
1505 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1506 (CRT_GET_RFIB_DATA): New.
1507 * config/i386/sysv4.h: Likewise.
1508 * config/i386/sco5.h: Likewise.
1509 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1511 2001-05-22 Richard Henderson <rth@redhat.com>
1513 * rtl.c (read_string): Break out from ...
1514 (read_rtx): ... here.
1516 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1518 * doc/install.texi (Specific): Remove a bogus and duplicate part
1519 copied from the end of the document.
1521 2001-05-22 Bernd Schmidt <bernds@redhat.com>
1523 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
1525 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1527 * install.texi: Remove obsolete information on SunOS as well as
1528 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
1529 (Installing GNU CC on the Sun): Remove section.
1531 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
1533 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
1534 keep errno unchanged on success.
1536 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
1538 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
1539 once for hexadecimal floats, whether or not they contain a decimal
1540 point. Don't let the setting of pedantic otherwise affect the
1541 parsing of hexadecimal floats.
1543 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1545 * README.ACORN: Remove obsolete file.
1547 2001-05-22 Jan Hubicka <jh@suse.cz>
1549 * combine.c (gen_binary): Use swap_commutative_operands_p
1550 (simplify_comparison): Likewise.
1551 * expmed.c (emit_store_flag): Likewise.
1552 * expr.c (compare_from_rtx): Likewise.
1553 (do_compare_rtx_and_jump): Likewise.
1554 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
1555 if not emitting a branch and operands want swapping.
1557 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1559 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
1560 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
1561 (maybe_get_identifier): Update.
1562 * tree.h (make_identifier): Delete.
1564 2001-05-21 Richard Henderson <rth@redhat.com>
1566 * combine.c (subst): Do not substitute for a register as
1567 a destination subreg/strict_low_part/zero_extract.
1569 * combine.c (simplify_comparison): Update op1 after constant
1571 * recog.c (const_int_operand): Accept only constants valid
1573 * genrecog.c: Update comments wrt const_int_operand.
1575 * emit-rtl.c (init_emit_once): Zero unused memory in a
1578 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1580 * tree.h (type_num_arguments): Declare it.
1581 * tree.c (type_num_arguments): New function.
1583 2001-05-21 Richard Henderson <rth@redhat.com>
1585 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
1588 2001-05-21 Geoff Keating <geoffk@redhat.com>
1590 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
1592 (minsf3): Use rs6000_emit_minmax.
1593 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
1595 (movsfcc): Use rs6000_emit_cmove.
1596 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
1597 Don't generate emit_fselsfsf4.
1598 (fseldfsf4): Likewise.
1599 (maxdf3): Use rs6000_emit_minmax.
1601 (mindf3): Use rs6000_emit_minmax.
1602 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
1604 (movdfcc): Use rs6000_emit_cmove.
1605 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
1606 Don't generate emit_fselsfsf4.
1607 (fselsfdf4): Likewise.
1608 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
1609 (min_max_operator): New predicate.
1610 (rs6000_emit_cmove): New function.
1611 (rs6000_emit_minmax): New function.
1612 * config/rs6000/rs6000-protos.h: Prototype new functions.
1613 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
1614 and min_max_operator.
1616 * config/rs6000/rs6000.c (output_cbranch): Handle all
1617 conditional types in the switch statement.
1619 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1621 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
1622 non-register variables.
1623 * extend.texi: Document that asm-specifications do not make sense
1624 for non-static local variables.
1626 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
1628 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
1629 (dbxout_type_fields): Lose minimal_debug support.
1630 (dbxout_type_methods, dbxout_type): Likewise.
1632 2001-05-17 Andrew Haley <aph@redhat.com>
1634 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
1636 2001-05-21 Richard Henderson <rth@redhat.com>
1638 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
1641 2001-05-20 Richard Henderson <rth@redhat.com>
1643 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1644 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
1645 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
1646 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1647 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
1649 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1650 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
1651 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
1652 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1653 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1654 DEBUG_PUBNAMES_SECTION): Rename as above.
1655 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1657 2001-05-20 Richard Henderson <rth@redhat.com>
1659 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
1660 operands unless the operation is commutative.
1662 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1664 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
1667 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1669 * extend.texi: Clarify documentation of extensions included in ISO
1670 C99. Prefer C99 terminology and syntax to old GNU terminology and
1671 syntax. Add more index entries. Document mixed declarations and
1672 code as an extension in C89 mode. Warn about future changes to
1673 semantics of inline functions. Fixes PR other/930.
1675 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1677 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
1678 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1679 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
1680 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1682 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
1684 2001-05-20 Richard Henderson <rth@redhat.com>
1686 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
1687 to be output before a branch.
1689 2001-05-20 Richard Henderson <rth@redhat.com>
1691 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
1693 2001-05-20 Richard Henderson <rth@redhat.com>
1695 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
1696 (ASM_DOUBLE): Remove.
1697 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
1698 * config/i386/sun386.h: Likewise.
1700 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
1701 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
1703 * config/i386/cygwin.h (INT_ASM_OP): Remove.
1704 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
1705 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
1706 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
1708 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
1709 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
1710 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
1711 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
1712 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
1713 * config/i386/win32.h: Likewise.
1715 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1717 * invoke.texi: Add more options to summary list.
1719 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1721 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
1722 used. Fixes PR c/2291.
1723 * gcc.1: Regenerate.
1725 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1727 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
1728 the -fpic and -fPIC options, clear flag_pic.
1730 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1732 * hashtable.c (calc_hash): Fix HASHSTEP definition.
1733 * stringpool.c (make_identifier): No statistics here anymore.
1734 * objc-act.c (steup_string_decl): Remove redundant check.
1736 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1738 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
1739 cpplib.o, cpphash.o, fix-header): Update.
1740 (hashtable.o): New target.
1741 * c-common.h: Include cpplib.h. Define C_RID_CODE and
1742 struct c_common_identifier here.
1743 * c-lang.c (c_init_options): Update. Call set_identifier_size.
1744 * c-lex.c (c_lex): Update.
1745 * c-pragma.h: Update.
1746 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
1748 (C_RID_CODE): Delete.
1749 * cpphash.c: Rewrite to use hashtable.c.
1750 * cpphash.h: Update include guards.
1751 (struct cpp_reader): Remove hashtab.
1752 hash_ob and buffer_ob are no longer pointers. Add hash_table
1754 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
1755 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
1756 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
1757 * cppinit.c (cpp_create_reader): Update.
1758 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
1759 (cpp_interpret_charconst): Eliminate warning.
1760 * cpplib.c (do_pragma, do_endif, push_conditional,
1761 cpp_push_buffer, cpp_pop_buffer): Update.
1762 (_cpp_init_stacks): Rename cpp_init_directives.
1763 (_cpp_cleanup_stacks): Remove.
1764 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
1765 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
1766 cpp_forall_identifiers, cpp_create_reader): Update.
1767 (C_RID_CODE, cpp_make_node): New.
1768 (c_common_identifier): New identifier node for C front ends.
1769 * cppmain.c (main): Update.
1770 * fix-header.c (read_scan_file): Update.
1771 * flags.h (id_clash_len): Make unsigned.
1772 * ggc.h (ggc_mark_nonnull_tree): New.
1775 * stringpool.c: Update comments and copyright. Update to use
1777 * toplev.c (approx_sqrt): Move to hashtable.c.
1778 (id_clash_len): Make unsigned.
1779 * toplev.h (ident_hash): New.
1780 * tree.c (gcc_obstack_init): Move to hashtable.c.
1781 * tree.h: Include hashtable.h.
1782 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
1783 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
1784 (struct tree_identifier): Update.
1785 (make_identifier): New.
1787 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
1788 (C_RID_CODE): Remove.
1789 * lex.c (cxx_init_options): Call set_identifier_size. Update.
1790 (init_parse): Don't do it here.
1792 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
1794 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
1796 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
1798 (expand_eh_return): Convert between word_mode and Pmode.
1799 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
1801 (execute_stack_op): Likewise.
1802 (execute_cfa_program): Likewise.
1803 (uw_frame_state_for): Likewise.
1804 (uw_update_context_1): Likewise.
1805 * unwind.inc (_Unwind_Reason_Code): Likewise.
1806 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
1807 (EH_RETURN_STACKADJ_RTX): Likewise.
1808 * config/mips/mips.c (compute_frame_size): Make space for saving
1809 EH return registers.
1810 (mips_expand_epilogue): Handle EH stack adjustments.
1811 * config/mips/mips.md (eh_return): New pattern.
1812 (eh_set_lr_si): Likewise.
1813 (eh_set_lr_di): Likewise.
1814 Add splitter to perform EH return after reload.
1816 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1818 * jump.c (mark_jump_label): Tidy previous change.
1820 2001-05-19 Bruce Korb <bkorb@gnu.org>
1822 * fixinc/genfixes: no need for two warnings
1823 * fixinc/Makefile.in: open stdin for those building with a closed one.
1825 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1827 * jump.c (jump_optimize_1): Tidy.
1828 (mark_jump_label): When changing the label in a LABEL_REF, change
1829 update any REG_EQUAL notes as well.
1831 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
1833 * c-parse.in (parm_declarator): Split into
1834 parm_declarator_starttypename and parm_declarator_nostarttypename.
1835 (parm_declarator_starttypename, parm_declarator_nostarttypename):
1836 New. Allow parenthesised sub-declarators which don't begin with a
1837 TYPENAME. Fixes PR c/166.
1839 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1841 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
1843 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1845 * toplev.c (main): If the target does not allow profiling without
1846 a frame pointer, issue an error message.
1847 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1850 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1852 * recog.c (general_operand): Modify last change to allow it if reload
1855 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1857 * recog.c (general_operand): Prohibit nonzero subreg bytes on
1858 subregs containing mem.
1860 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
1862 * regrename.c (regrename_optimize): frame pointer register can
1865 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
1867 * README.DWARF: Move into dwarfout.c.
1869 2001-05-18 Dale Johannesen <dalej@apple.com>
1871 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
1872 specific misuse of r0 as a reload address.
1874 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1876 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
1879 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1881 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
1882 (add_to_sequence): Make that decision type.
1883 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
1884 (write_switch, write_cond, debug_decision_2): Likewise.
1886 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
1888 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
1891 2001-05-18 Stan Shebs <shebs@apple.com>
1893 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
1894 * configure: Regenerate.
1896 2001-05-18 Per Bothner <per@bothner.com>
1898 Changes needed for java/jvspec.c
1899 * gcc.h (n_infiles, outfiles): Add declarations.
1900 * gcc.c (n_infiles, outfiles): Mske no longer static.
1902 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
1904 * config/pa/som.h (EXCEPTION_SECTION): Define.
1906 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
1908 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
1910 Add have_location_lists, a variable to determine whether we need a
1911 .debug_loc section or not.
1912 (enum dw_val_class): Add dw_val_class_loc_list.
1913 (dw_val_struct): Add val_loc_list.
1914 (dw_loc_list_struct): New structure, represents location lists.
1915 (new_loc_list): New function, return a new location list, given
1916 the range and location expression.
1917 (add_loc_descr_to_loc_list): New function, add a location
1918 expression to a location list, given the expression and range.
1919 (output_loc_list): New function, output a location list.
1920 (gen_internal_sym): Modified to take symbol prefix, so we can
1921 reuse it for location list symbols.
1922 (add_AT_loc_list): New function, add a location list to a DIE at
1923 the named attribute.
1924 (AT_loc_list): New function, return the location list reference
1925 for a given attribute, if it's a location list.
1926 (print_die): Handle dw_val_class_loc_list.
1927 (size_of_die): Ditto.
1928 (value_format): Ditto.
1929 (output_die): Ditto.
1930 (output_location_lists): New function, output all of the location
1931 lists for a DIE and it's children.
1932 (dwarf2out_finish): Call output_location_lists if we have location
1936 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1938 * gcse.c (try_replace_reg): First try global replace, later try to
1939 simplify the expression.
1941 * gcse.c (find_used_regs): Change calling convention; work via
1943 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
1945 2001-05-18 Bernd Schmidt <bernds@redhat.com>
1948 2001-02-09 Nick Clifton <nickc@redhat.com>
1949 * config/arm/arm.md: Change output constraint on post inc
1950 load/store multiple patterns to be a read/write constraint.
1952 2001-05-18 Mark Mitchell <mark@codesourcery.com>
1954 * basic-block.h (struct basic_block_def): Add documentation about
1955 what a basic block is, and what the various fields are used for.
1956 * flow.c (calculate_globlal_regs_live): Add documentation about
1957 how the algorithm works, and how we know that it will terminate.
1958 Check that the the inductive assumption that guarantees
1959 termination actually holds.
1960 (mark_used_regs): Treat conditionally set registers as used.
1961 (debug_regset): Add comment.
1962 * rtl.texi (cond_exec): Add documentation.
1964 * function.c (expand_function_start): Avoid creating BLKmode
1967 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1969 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
1970 DIE, even if it has no children.
1971 (dwarf2out_finish): Always output the line-number table, even if
1974 2001-05-18 David Edelsohn <edelsohn@gnu.org>
1976 * rs6000.md (movsfcc,movdfcc): Remove NE case.
1978 2001-05-17 Bruce Korb <bkorb@gnu.org>
1980 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
1981 * fixinc/genfixes: emit a warning if AutoGen is out of date
1983 2001-05-17 Brendan Conoboy <blc@cygnus.com>
1984 Bruce Korb <bkorb@gnu.org>
1986 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
1987 found in fixinc directory. Facilitates binary distributions.
1989 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
1991 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
1994 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
1996 * dwarf2out.c (modified_type_die): Equate qualified type to die.
1998 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2000 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
2001 (simplify_subreg): Handle complex types represented as CONCAT.
2003 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
2004 * rtl.h (swap_commutative_operands_p): Declare.
2005 * rtlanal.c (swap_commutative_operands_p): New.
2006 (operand_preference): New static function.
2008 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
2009 (gen_binary): Likewise.
2010 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
2011 * simplify-rtx.c (simplify_gen_binary,
2012 simplify_gen_relational): Likewise.
2014 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2016 * cse.c (fold_rtx): Use simplify_subreg.
2018 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
2019 (simplify_gen_subreg): New.
2020 (simplify_rtx): Use simplify_subreg.
2021 * rtl.h (simplify_gen_subreg): Declare.
2023 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2025 * doc/install.texi: Update Solaris information.
2027 * except.h (protect_cleanup_actions): Remove it.
2028 (lang_protect_cleanup_actions): Declare it.
2029 * except.c (protect_cleanup_actions): Remove it.
2030 (lang_protect_cleanup_actions): New variable.
2031 (init_eh): Don't make protect_cleanup_actions a GC root.
2032 (expand_eh_region_and_cleanup): Call
2033 lang_protect_cleanup_actions.
2034 (output_function_exception_table): Remove unused `align'
2036 * varasm.c (assemble_external): Abort if we have not yet
2037 opened the assembly output file.
2039 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
2041 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
2042 for eh_personality_libfunc.
2044 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2046 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
2047 when calling simplify_subreg. This is needed to allow replacing
2048 of expression of one mode by expression of different mode.
2050 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2052 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
2054 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2056 * expr.c (protect_from_queue): Protect against subsequent calls to
2058 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
2061 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2063 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
2065 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2067 * gccbug.in (CATEGORIES): Add "bootstrap".
2069 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2071 * simplify-rtx.c (simplify_subreg): Break out from ...
2072 * combine.c (combine_splify_rtx) ... here and ...
2073 * recog.c (validate_replace_rtx_1): ... here;
2074 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
2075 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
2076 (subreg_lowpart_p): ... here.
2078 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2080 * stmt.c (expand_asm_operands): For inout operands, make sure
2081 the substitution of '=' for '+' makes it into the rtl.
2083 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
2084 (reload_as_needed): Call update_eliminable_offsets a bit later.
2086 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2088 * gcc.texi (gccbug): Refer to the web pages for detailed information
2091 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2093 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
2095 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
2096 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
2097 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
2098 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
2099 * cross-make: Don't set LIBGCC1.
2100 * mklibgcc.in: Delete all code for building from libgcc1.c.
2101 Always honor LIB1ASMFUNCS if set.
2103 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
2104 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
2105 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
2106 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
2107 config/i386/uwin.asm, config/m68hc11/larith.asm,
2108 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
2109 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
2110 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
2111 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
2112 Delete or update references to libgcc1 in commentary.
2114 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
2115 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
2116 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
2117 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
2118 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
2119 config/arm/t-semi, config/arm/t-strongarm-coff,
2120 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
2121 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
2122 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
2123 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
2124 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
2125 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
2126 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
2127 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
2128 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
2129 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
2130 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
2131 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
2132 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
2133 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
2134 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
2135 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
2136 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
2137 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
2138 config/mips/t-ultrix, config/mn10200/t-mn10200,
2139 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
2140 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
2141 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
2142 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
2143 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
2144 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
2145 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
2146 config/sparc/t-sparclite, config/sparc/t-splet,
2147 config/sparc/t-sunos41, config/sparc/t-vxsparc,
2148 config/sparc/t-vxsparc64, config/v850/t-v850:
2149 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
2151 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
2152 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
2153 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
2154 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
2155 nongcc_SI_type, nongcc_word_type, or perform_*
2156 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
2158 * config/i386/386bsd.h, config/i386/beos-elf.h,
2159 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2160 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
2161 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
2162 Don't include i386/perform.h.
2164 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
2165 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
2166 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
2167 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
2168 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
2169 config/vax/t-openbsd, config/vax/t-vax: Delete.
2171 * config.gcc: Remove references to deleted files.
2172 (arm-semi-aof): Use arm/t-semi for tmake_file.
2174 * gcc.texi, install.texi, invoke.texi, tm.texi:
2175 Delete or rewrite text which is no longer relevant now that
2176 libgcc1 no longer exists.
2178 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
2179 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
2181 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
2182 Bruce Korb <bkorb@gnu.org>
2184 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
2187 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2189 * i386.md: Add two peepholes to clean up code generated by
2192 2001-05-16 Richard Henderson <rth@redhat.com>
2194 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
2195 variants of non-absolute encodings.
2197 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2199 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
2200 __register_frame_info_table_bases): Export.
2202 2001-05-16 Richard Henderson <rth@redhat.com>
2204 * except.c (eh_data_format_name): Move to ...
2205 * dwarf2asm.c: ... here. Use designated initializers if available.
2206 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
2207 * dwarf2asm.h: Update declarations.
2208 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
2209 ASM_PREFERRED_EH_DATA_FORMAT.
2210 (output_call_frame_info): Likewise. Use 'L' augmentation for
2213 * unwind-dw2-fde.h (struct fde_vector): New.
2214 (struct old_object): Rename from struct object.
2215 (struct object): New.
2216 (__register_frame_info_bases): Declare.
2217 (__register_frame_info_table_bases): Declare.
2218 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
2219 * unwind-dw2-fde.c (objects): Remove.
2220 (unseen_objects, seen_objects): New.
2221 (__register_frame_info_bases): New.
2222 (__register_frame_info): Use it.
2223 (__register_frame_info_table_bases): New.
2224 (__register_frame_info_table): Use it.
2225 (__deregister_frame_info): Rewrite for changed object struct.
2226 (base_from_object, get_cie_encoding, get_fde_encoding): New.
2227 (fde_unencoded_compare): Rename from fde_compare; uninline.
2228 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
2229 (start_fde_sort): Adjust for new definition of fde_vector.
2230 (fde_insert): Likewise.
2231 (end_fde_sort): Likewise. Select comparison function based
2232 on properties of the object.
2233 (fde_split): Take object and fde_compare_t arguments.
2234 (frame_heapsort, fde_merge): Likewise.
2235 (classify_object_over_fdes): Rename from count_fdes. Handle
2236 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
2238 (add_fdes): Handle encoded pointers.
2239 (init_object): Rename from frame_init. Update for new struct object.
2240 (linear_search_fdes): Rename from search_fdes. Handle encoded
2242 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
2243 (binary_search_single_encoding_fdes): New.
2244 (binary_search_mixed_encoding_fdes): New.
2245 (search_object): New.
2246 (_Unwind_Find_FDE): Update for new struct object. Fill in
2248 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
2249 iterating over EH data.
2250 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
2251 fde_encoding, lsda_encoding.
2252 (read_uleb128, read_sleb128): Remove.
2253 (read_encoded_pointer): Remove. All callers use read_encoded_value.
2254 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
2255 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
2257 * unwind-pe.h: Add "struct" to _Unwind_Context references.
2259 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2261 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
2262 * cpphash.c (_cpp_lookup_with_hash): Similarly.
2263 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
2264 cpp_spell_token, cpp_output_token): Similarly.
2265 * cpplib.c (lex_macro_node, do_undef, do_pragma,
2266 do_pragma_poison, parse_assertion, do_assert): Similarly.
2267 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
2268 save_parameter, _cpp_create_definition, check_trad_stringification,
2269 cpp_macro_definition): Similarly.
2270 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
2271 * c-lex.c (cb_undef, c_lex): Similarly.
2272 * fix-header.c (recognized_function): Similarly.
2273 * cpplib.h (NODE_LEN, NODE_NAME): New.
2274 (cpp_hashnode): Rename length len.
2276 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
2278 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
2281 2001-05-16 Andreas Jaeger <aj@suse.de>
2283 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
2285 * toplev.c: Include dwarf2asm.h for prototype of
2286 dw2_output_indirect_constants.
2288 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2290 * stmt.c (expand_asm_operands): Be able to offload addressof
2291 expression to memory. (PR optimization/185)
2293 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2295 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
2296 applying distributive law.
2298 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2300 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
2302 * gthr-dce.h (UNUSED): Attribute unused macro.
2303 (__gthread_key_dtor): Make arguments UNUSED.
2304 (__gthread_key_delete): Revise for compatibility with DRAFT4
2307 2001-05-16 David Edelsohn <edelsohn@gnu.org>
2309 * doc/install.texi: Update AIX information.
2310 * README.RS6000: Remove obsolete file.
2312 2001-05-16 Jakub Jelinek <jakub@redhat.com>
2313 Nathan Sidwell <nathan@codesourcery.com>
2315 * gcc.c (give_switch): Don't write before start of string.
2316 Always append suffix.
2318 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
2320 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
2323 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2325 * README.ALTOS: Remove obsolete file.
2327 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2329 * c-lex.h (save_and_forget_protocol_qualifiers,
2330 forget_protocol_qualifiers, remember_protocol_qualifiers):
2331 Remove deleted functions' prototypes.
2333 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2335 * c-parse.in (methodtype): New production.
2336 (methoddef, methodproto): Collapse separate '-' and '+'
2339 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2341 * c-common.h (RID_FIRST_PQ): New.
2342 * c-parse.in (objc_pq_context): New.
2343 (objc parser): Set objc_pq_context rather than calling
2344 remember_protocol_qualifiers and forget_protocol_qualifiers.
2345 Don't call save_and_forget_protocol_qualifiers.
2346 (yylexname): Handle objc protocol qualifiers here.
2347 * stringpool.c (struct str_header): Replace with sp_hashnode.
2348 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
2349 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
2350 Allocate an IDENTIFIER_NODE for each identifier.
2351 (FORALL_STRINGS, set_identifier): Delete.
2352 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
2353 (ggc_alloc_string): Use an obstack.
2354 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
2355 * tree.h: Update comments.
2356 (set_identifier): Delete.
2357 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
2358 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
2359 remember_protocol_qualifiers): Delete.
2361 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
2363 * flow.c (life_analysis): After life analysis is complete, do
2364 an optional scan over insns looking for REG_LABEL notes that
2365 reference a deleted label.
2366 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
2367 before peeking at LABEL_NUSES.
2369 2001-05-15 Richard Henderson <rth@redhat.com>
2371 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
2372 (_Unwind_GetTextRelBase): New.
2374 2001-05-15 Mark Mitchell <mark@codesourcery.com>
2376 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2378 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
2380 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
2381 so that CHOOSE_SECTION gets used.
2383 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
2384 TARGET_RELOCATABLE like flag_pic for now.
2386 2001-05-15 David Edelsohn <edelsohn@gnu.org>
2388 * rs6000.md (movdi splitter): Sign extend more efficiently.
2389 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
2390 to "long long" valid on 32-bit and 64-bit hosts.
2391 (logical_operand): Cast trunc_int_for_mode return value.
2392 (rs6000_emit_move): Shift macro to encapsulate variable.
2393 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
2394 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
2395 plus_constant requires signed argument.
2397 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
2399 * gthr-posix.h: Make additional pthread-* functions weak.
2401 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2403 * recog.c (apply_change_group): Avoid unneeded validating.
2405 2001-05-14 David Edelsohn <edelsohn@gnu.org>
2407 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
2408 (num_insns_constant): CONST_INT can be 64-bits.
2410 2001-05-14 Stan Shebs <shebs@apple.com>
2412 * config/darwin.h (LIB_SPEC): Just use -lSystem.
2413 (LIBGCC_SPEC): Don't define.
2415 2001-05-14 Richard Henderson <rth@redhat.com>
2417 * configure.in (gcc_cv_as_eh_frame): New test.
2418 * config.in, configure: Rebuild.
2419 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
2421 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2423 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
2424 extended precision divide.
2426 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2428 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
2429 for RETURNS as well.
2431 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2433 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
2434 (CPP_CPU??_SIZE_TYPE): New.
2435 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
2436 (CPP_CPU_SPEC): ... here; support choosing of CPU.
2437 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
2438 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
2440 * i386.c (override_options): Add sorry about not suported modes.
2442 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
2444 * config/pa/som.h (NM_FLAGS): Remove.
2445 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
2446 (ASM_OUTPUT_SECTION_NAME): Remove.
2447 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
2449 2001-05-14 Mark Mitchell <mark@codesourcery.com>
2451 * regrename.c (regrename_optimize): Do not rename registers to
2454 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
2456 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
2457 contain MEMs. Remove useless distinction about clobbering
2460 2001-05-13 Geoff Keating <geoffk@redhat.com>
2462 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
2463 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
2464 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
2465 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2466 (EXCEPTION_SECTION): Define.
2468 2001-05-13 Zack Weinberg <zackw@stanford.edu>
2470 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
2471 binary backward compat only.
2472 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
2473 in LIB2FUNCS. Pass it to mklibgcc.
2474 * mklibgcc.in: Handle LIB2FUNCS_ST.
2476 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
2478 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
2480 * tm.texi (THREAD_MODEL_SPEC): Document it.
2481 * gcc.c (main): Use it.
2482 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
2483 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
2485 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2487 * rtl.h (SYMBOL_REF_WEAK): New macro.
2488 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
2489 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
2490 * rtl.texi (SYMBOL_REF_WEAK): Document it.
2491 * gcc.texi: Remove wrong description.
2493 2001-05-13 Mark Mitchell <mark@codesourcery.com>
2495 * Makefile.in (STAMP): New macro.
2496 Replace all uses of `touch' with $(STAMP).
2497 * fixinc/Makefile.in: Likewise.
2499 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2501 * configure.in: ldopen is never in -lexc, so don't test for it.
2502 Add test for exc_resume in -lexc for Ada.
2503 * configure: Regenerated.
2505 2001-05-12 Richard Henderson <rth@redhat.com>
2507 * dwarf2asm.c (size_of_encoded_value): New function.
2508 * dwarf2asm.h: Declare it.
2509 * except.c (output_function_exception_table): Align the TType
2510 array only as wide as the encoding.
2512 2001-05-12 Zack Weinberg <zackw@stanford.edu>
2514 * extend.texi: Document #pragma GCC java_exceptions.
2516 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2518 * c-parse.in (bison parser, init_reswords): Remove uses of
2520 * c-tree.h (doing_objc_thang): Remove.
2522 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2524 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
2525 about files not ending in newlines.
2527 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2529 * dwarfout.c (dwarfout_init): Add cast.
2530 * sched-deps.c (sched_analyze_insn): Remove unused vars.
2531 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
2533 * method.c (build_mangled_C99_name): Remove unused prototype.
2535 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2537 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
2539 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2541 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2542 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
2544 2001-05-11 Richard Henderson <rth@redhat.com>
2546 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2547 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
2548 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
2549 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
2550 (dw2_output_indirect_constants): Prototype.
2551 * dwarf2out.c (dwarf2out_begin_prologue): Generate
2552 current_function_func_begin_label if we'll need it for EH. Exit
2553 early for IA64_UNWIND_INFO.
2554 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
2555 (eh_data_format_name): Update for indirect references.
2556 (output_function_exception_table): Care for IA64_UNWIND_INFO.
2557 Handle ASM_PREFERRED_EH_DATA_FORMAT.
2558 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
2559 define HAVE_eh_return etc.
2560 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
2561 (final_end_function): Don't call output_function_exception_table.
2562 * toplev.c (compile_file): Call dw2_output_indirect_constants.
2563 (rest_of_compilation): Invoke output_function_exception_table
2564 for ia64 before assemble_end_function.
2565 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
2566 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
2568 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
2569 * unwind.h: Declare them.
2570 * libgcc-std.ver: Export them.
2571 * unwind-pe.h: New file.
2573 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2575 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
2577 (find_fde_for_dso): Extract DT_PLTGOT.
2578 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
2579 the segment and gp as well.
2580 * config/ia64/frame-ia64.c: Remove file.
2581 * config/ia64/frame-ia64.h: Remove file.
2582 * config/ia64/unwind-ia64.c: New file.
2583 * config/ia64/unwind-ia64.h: New file.
2584 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
2585 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
2586 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
2587 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2588 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2589 (IA64_UNWIND_INFO): Re-enable.
2590 (HANDLER_SECTION): Remove.
2591 (EH_RETURN_DATA_REGNO): New.
2592 * config/ia64/ia64.md (exception_receiver): Remove.
2593 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
2594 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
2596 2001-05-11 Richard Henderson <rth@redhat.com>
2598 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
2599 calls and jumps to be bundled together.
2600 (ia64_reorg): Emit a break after a noreturn call that ends
2602 * config/ia64/ia64.md (break_f): New.
2604 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2606 * c-lex.c (lex_charconst): Convert into a simple wrapper
2607 around cpp_interpret_charconst, to which most of the code
2609 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
2610 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
2611 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
2612 (lex): Use cpp_interpret_charconst.
2613 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
2614 hex_digit_value): New functions.
2615 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
2616 * cpplib.h (cpp_interpret_charconst): New prototype.
2617 * Makefile.in: Update.
2619 2001-05-12 Dean Wakerley <dean@wakerley.com>
2621 * doc/install.texi: New file. Converted to texinfo from the HTML
2622 documentation in wwwdocs/htdocs/install.
2624 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
2626 * gcse.c (insert_insn_end_bb): Do not search for assignments to
2627 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2629 * toplev.c (compile_file): Move comment for opening output
2630 file to just before the code that opens the output file.
2632 2001-05-11 Jakub Jelinek <jakub@redhat.com>
2634 * regmove.c (regmove_optimize): Suppress the optimization for
2635 unchanging destination register. Add comment above function.
2637 2001-05-11 Zack Weinberg <zackw@stanford.edu>
2639 * Makefile.in: Exterminate all references to assert.h.
2640 * cross-make: Likewise.
2642 * configure.in: Correct commentary.
2643 * configure: Regenerate.
2645 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
2648 * config/t-freebsd, config/t-linux, config/t-linux-aout,
2649 config/t-netbsd, config/t-rtems, config/x-linux,
2650 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
2651 No need to override INSTALL_ASSERT_H.
2653 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
2654 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
2655 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
2657 2001-05-11 Graham Stott <grahams@redhat.com>
2659 * combine.c (simplify_comparison): Fix typo.
2661 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2663 * loop.h (struct movables): Remove `num'.
2664 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
2665 Adjust call to strength_reduce.
2666 (num_unmoved_movables): New function.
2667 (move_movables): Don't set movables->num.
2668 (strength_reduce): Compute the number of instructions in the loop
2669 here, rather than in the caller.
2670 (check_dbra_loop): Always clear reversible_mem_store if there
2671 are any memory sets.
2672 (loop_regs_scan): Don't count instructions here.
2673 (count_insn_in_loop): New function.
2675 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2677 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
2679 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
2681 * c-common.c (finish_label_expr): New function, lifted from
2682 from cp/semantics.c.
2683 * c-common.h (finish_label_expr, lookup_label): New prototypes.
2684 * c-parse.in: Move 3 blocks of parser code into new functions.
2685 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
2686 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
2687 (lookup_label): Remove.
2689 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
2691 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
2692 FLOAT_BIT_ORDER_MISMATCH.
2694 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2696 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
2697 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
2699 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2701 * expr.c (emit_group_load): extract_bit_field requires a REG or
2704 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
2706 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
2707 a computed jump into an unconditional jump.
2708 In second hunk of code for collapsing computed and conditional jumps
2709 into unconditional jumps, reemit the jump in additional cases.
2711 * jump.c (jump_optimize_1): Do not wrap the new jump target
2712 inside a LABEL_REF; gen_jump will do that automatically.
2714 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
2716 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
2717 contents for a SYMBOL_REF in case of floating point constants.
2719 2001-05-10 DJ Delorie <dj@redhat.com>
2721 * c-common.c (combine_strings): Widen strings in a
2722 host-endian-independent way.
2724 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
2726 * c-parse.in: Remove many shift/reduce conflicts. Update
2728 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
2729 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
2730 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
2731 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
2732 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
2733 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
2734 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
2735 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
2736 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
2737 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
2738 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
2739 typespec_reserved_nonattr, typespec_reserved_attr,
2740 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
2741 structsp_nonattr, components_notype, component_notype_declarator,
2742 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
2743 firstparm, setspecs_fp): New
2744 (typed_declspecs, reserved_declspecs, typed_typespecs,
2745 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
2746 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
2747 declmods_no_prefix_attr, nonempty_type_quals, structsp,
2748 type_quals): Remove. Users updated.
2749 (initdecls, notype_initdecls, after_type_declarator,
2750 parm_declarator, notype_declarator, absdcl1, components, ivars):
2751 Don't allow attributes at the start of a declarator; include them
2752 in the production containing the declarator instead. Always
2753 require type specifiers before trying to redeclare a typedef name.
2754 (typename): Allow for attributes but warn that they are ignored.
2755 (parmlist, firstparm, setspecs_fp): Include attributes in
2756 parmlist; suck them off the parser stack in firstparm using
2759 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
2761 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
2762 to determine if a block has an unconditional jump at its end.
2764 * jump.c (jump_optimize_1): When converting a conditional jump
2765 to an unconditional jump, build the jump using gen_jump instead
2766 of just modify operands in-place.
2768 2001-05-09 Zack Weinberg <zackw@stanford.edu>
2770 * cppinit.c (cpp_post_options): Shut off macro expansion if
2772 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
2773 IN_I directives only if the # is in column 1 and the directive
2774 name begins in column 2.
2775 * cppmain.c (scan_buffer): Insert a space between # and an
2776 identifier, when that identifier is a directive name.
2778 * tradcpp.c (struct file_buf): Add a pointer to the next entry
2779 in the header search path.
2780 (enum node_type): Add T_INCLUDE_NEXT.
2781 (directive_table): Add entry for include_next.
2782 (do_include_next): New function.
2783 (process_include): New routine, broken out of do_include.
2784 (finclude): Insert 'nhd' argument, to be copied into
2785 next_header_dir of the new buffer.
2786 (main): Adjust to match.
2787 * gsyslimits.h, limity.h: Un-indent #include_next.
2789 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
2791 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
2792 inclusion as a chapter of the GCC manual.
2793 * gcc.texi: Include objc.texi.
2794 * fdl.texi: Use @unnumberedsec for the addendum.
2795 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
2797 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2799 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
2801 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
2803 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
2804 handling of two-address insns.
2806 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
2808 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
2809 ../binutils/nm-new instead of ../binutils/nm.
2811 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2813 * i386.md (movdi splitter): Fix the splitting condition
2814 (float_extenddftf splitter): Fix mode.
2816 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
2818 * genrecog.c (write_switch): Avoid outputting of switch for
2819 types wider than int.
2821 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
2823 * reload1.c (copy_eh_notes): New function.
2824 (emit_input_reload_insns): Call it.
2825 (emit_output_reload_insns): Call it.
2827 2001-05-07 Zack Weinberg <zackw@stanford.edu>
2829 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
2831 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
2832 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
2834 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
2836 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2838 * pa.md (interspace_jump): Revise comment.
2839 (builtin_longjmp): Block initial setup insns from delay slot of
2841 (builtin_setjmp_receiver): New expander to save and restore PIC
2844 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
2846 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
2848 * toplev.c (compile_file): Set up the output file before we call
2849 the various initializers for the compiler.
2851 * except.c (sjlj_mark_call_sites): Do not search for assignments to
2852 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2854 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
2855 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
2857 2001-05-06 Zack Weinberg <zackw@stanford.edu>
2859 * Makefile.in (tradcpp0): Correct typo in dependency list.
2861 2001-05-06 Geoff Keating <geoffk@redhat.com>
2863 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
2864 the link register if we're not going to use it.
2866 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
2867 (output_function_profiler): Likewise.
2869 2001-05-07 Alan Modra <amodra@one.net.au>
2871 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
2873 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
2875 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
2876 zero-extend it. Make abs_inc unsigned.
2878 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
2879 widest mode in narrowing and widening operations.
2881 * config/mips/mips.md: Sign extend CONST_INTs.
2883 2001-05-06 Andreas Jaeger <aj@suse.de>
2885 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
2886 (i386 Options): Document -momit-leaf-frame-pointer.
2888 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2890 * c-typeck.c (internal_build_compound_expr): Check for
2891 array to pointer conversion just once.
2893 2001-05-05 Richard Henderson <rth@redhat.com>
2895 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
2897 2001-05-05 Richard Henderson <rth@redhat.com>
2899 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
2900 to the parent of the fixup region.
2902 2001-05-05 Jakub Jelinek <jakub@redhat.com>
2904 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
2906 * cpp.texi (__NO_INLINE): Document it.
2908 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
2910 * cppfiles.c (struct include_file): New member err_no.
2911 (find_or_create_entry): Set it.
2912 (open_file): Don't set fds to -2. Instead, use err_no to
2913 remember previous errors, if any.
2915 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2917 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
2918 between X and Y by using sequences of xgdx and xgdy.
2920 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2922 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
2923 of '!' for the 'D' alternative ('!' is too strong).
2924 ("*logicalsi3_silshl16"): Likewise.
2925 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
2926 ("movstrictsi"): Remove spurious '+'.
2927 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
2928 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
2929 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
2932 2001-05-04 David Edelsohn <edelsohn@gnu.org>
2934 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
2936 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
2938 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
2941 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2943 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
2946 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2948 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
2949 soft register, use ror instead of rol.
2951 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2953 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
2954 into account pre/post increment decrement for 68HC12.
2955 Fix other problems in replacement and fix call to reg_mentioned_p.
2957 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2959 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
2960 Put the soft registers in bss for 68HC12.
2961 (L_regs_d3_4): New for _.d3 and _.d4.
2962 (L_regs_d5_6): Likewise.
2963 (L_regs_d1_2): Likewise.
2964 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
2966 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2968 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
2969 to the pre-processor when -fshort-double is specified.
2970 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
2972 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2974 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
2975 (__mulsi3): Rewrite for 68HC12.
2976 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
2977 Mark 'x' constraint with earlyclobber to prevent a
2978 RELOAD_FOR_OTHER_ADDRESS to go in it.
2979 (mulhi3_m68hc12): New pattern.
2980 (mulhi3_m68hc11): Rename of mulhi3.
2981 (mulhi3): New expand for 68HC12 optimisation.
2982 (umulhisi3, mulhisi3): New patterns for 68HC12.
2984 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2986 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
2987 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
2988 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
2990 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2992 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
2993 constants cheap after reload.
2994 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
2996 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
2997 so that gcc prefers a shift by 16.
2998 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
3000 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
3002 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
3004 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3006 * alpha.h: NULL_PTR -> NULL.
3013 * i386.md: Likewise.
3016 * m68hc11.h: Likewise.
3017 * rs6000.h: Likewise.
3020 * sparc.h: Likewise.
3024 * final.c: Likewise.
3026 * recog.c: Likewise.
3028 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3030 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
3031 `bool' parameter to `int'.
3033 * hash.c (hash_lookup): Likewise.
3035 * hash.h (hash_lookup): Likewise.
3037 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
3039 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3041 * i386.c (x86_initialize_trampoline): Fix mode of constant.
3043 2001-05-03 Geoff Keating <geoffk@redhat.com>
3045 * invoke.texi (i386 Options): Delete references to -malign-jumps,
3046 -malign-loops, -malign-functions.
3047 * i386.c (ix86_align_funcs): Delete.
3048 (ix86_align_loops): Delete.
3049 (ix86_align_jumps): Delete.
3050 (override_options): Mark -malign-* as obsolete. Emulate their
3051 behaviour with the -falign-* options. Default -falign-* from
3052 the processor table.
3053 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
3054 patch of Wed May 2 13:09:36 2001.
3055 (LOOP_ALIGN): Delete.
3056 (LOOP_ALIGN_MAX_SKIP): Delete.
3057 (LABEL_ALIGN_AFTER_BARRIER): Delete.
3058 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
3060 2001-05-04 Andreas Jaeger <aj@suse.de>
3062 * except.h: Add prototype declaration for
3063 expand_builtin_init_dwarf_reg_sizes.
3065 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
3067 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
3069 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3071 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
3073 ("bitcmpqi2"): New pattern for bit-extract and test.
3074 ("bitcmphi"): New pattern for bitb/bita instructions.
3076 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
3078 * gccbug.in: Use a temporary directory when the mktemp command is
3081 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3083 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
3085 (INITIALIZE_TRAMPOLINE): Call it.
3086 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
3087 (TRAMPOLINE_TEMPLATE): Remove.
3088 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
3089 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
3092 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3094 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
3095 and crtendS.o with PIC.
3097 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3099 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
3101 (___subdi3, ___adddi3): Use x instead of y as index register.
3102 (__init_bss_section, __map_data_section): Optimize for 68HC12.
3103 (__memset, __memcpy): Likewise.
3104 (regs): Put the soft registers in bss for 68HC12.
3105 (abort): Use trap to abort for 68hc12.
3106 (__mulhi3, __mulhi32): Use emul for 68hc12.
3107 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
3109 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3111 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
3112 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
3113 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
3114 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
3115 Set 68HC12 min offset to -65536.
3116 (print_operand): Put parenthesis arround the operand if it refers
3117 to a symbol having the same name as a register.
3118 (m68hc11_z_replacement): When z register is replaced by its
3119 equivalent soft register, force the insn to be re-recognized.
3120 (m68hc11_check_z_replacement): Fix the test when destination is
3121 the index register and z dies in the insn.
3122 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
3124 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3126 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
3127 costs according to processor variant.
3128 (m68hc11_shift_cost): New function to compute shift costs.
3129 (m68hc11_rtx_costs): Define costs according to processor variant.
3130 (m6811_cost): Costs for 68HC11.
3131 (m6812_cost): Costs for 68HC12.
3132 (COSTS_N_INSNS): Remove.
3134 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
3135 (DEFAULT_RTX_COSTS): Remove.
3136 (CONST_COSTS): Define costs according to OUTER_CODE.
3137 (processor_costs): New struct to define costs.
3138 (m68hc11_cost): Pointer to current costs.
3140 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3142 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
3143 and use m68hc11_notice_keep_cc when using leax/leay.
3144 (addhi3 split): Reject split if the insn is handled by
3146 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
3147 push must be handled in a special way if the source operand uses
3148 sp as index register.
3149 (m68hc11_notice_keep_cc): New function.
3150 (m68hc11_gen_movhi): Use it when an insn changes a register but
3152 (m68hc11_gen_movqi): Fix move for 68HC12.
3153 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
3155 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3157 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
3158 and don't pass operands[0] to emit_library_call_value.
3160 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3162 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
3163 (zero_extendsi split): Simplify and use (zero_extendhi).
3164 (*addhi3): Remove 'w' constraint since stack pointer is handled
3166 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
3167 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
3168 (*ashrhi3_const): Fix shift by 7.
3169 (*lshrsi3_const16): Fix template.
3170 (call, call_value): Fix constraint and predicate.
3172 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3174 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
3175 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
3176 (CC_REGNUM): Likewise.
3177 (*unnamed splits): Use above constants instead of hard coded numbers.
3178 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
3179 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
3180 (*return_16bit, *unnamed peepholes): Likewise.
3182 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3184 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
3185 rs6000/rs6000.h twice.
3187 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
3189 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
3190 (CPP_SPEC): Conditionally define MSDOS and GO32.
3191 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
3192 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
3194 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
3196 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3198 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
3200 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3202 * integrate.h (struct inline_remap): Add leaf_reg_map table.
3203 * integrate.c (expand_inline_function): Use xcalloc to allocate
3205 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
3208 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3210 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
3213 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3215 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
3216 linker if -mrelax is given.
3217 (TARGET_SWITCHES): Document -mrelax.
3219 Re-installed 2001-01-09's patch:
3220 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
3221 if it's wider than long and the target's long is wider than the
3224 2001-05-02 David O'Brien <obrien@FreeBSD.org>
3226 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
3227 directly include rs6000/rs6000.h. Instead do it in tm.h.
3229 2001-05-02 Stan Shebs <shebs@apple.com>
3231 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
3232 NSConstantString for NeXT-style runtimes.
3233 (STRING_OBJECT_GLOBAL_NAME): New macro.
3234 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
3235 OCTI_STRING_CLASS_DECL.
3236 (constant_string_global_id): New macro.
3237 (string_class_decl): Ditto.
3238 (setup_string_decl): New function.
3239 (build_objc_string_object): Use it to build a NeXT runtime
3240 compatible string initializer.
3242 2001-05-02 Jakub Jelinek <jakub@redhat.com>
3244 * tradcpp.c (do_define): Make sure we don't walk past limit.
3246 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3248 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
3249 offsets if not REG_OK_STRICT.
3251 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
3252 (INT_REG_OK_FOR_INDEX_P): Likewise.
3253 (INT_REG_OK_FOR_BASE_P): Likewise.
3254 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
3255 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
3256 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
3257 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
3258 REG_OK_FOR_BASE_P. Take an additional parameter.
3259 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
3260 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
3261 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
3262 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
3263 rs6000_legitimate_address() and use it.
3264 * config/rs6000/rs6000.c: Update all callers.
3265 (rs6000_legitimate_address): New function.
3267 2001-05-02 David Edelsohn <edelsohn@gnu.org>
3269 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
3270 special_constant conditional blocks together.
3272 2001-05-02 Dale Johannesen <dalej@apple.com>
3274 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
3276 (STRICT_ARGUMENT_NAMING): Define.
3277 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
3278 function_arg_partial_nregs, setup_incoming_varargs): Remove
3279 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
3282 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3284 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
3286 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
3289 * expr.c (store_field): Do nothing except elaborate side-effects if
3292 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3294 * c-lex.c: NULL_PTR -> NULL.
3296 * emit-rtl.c: Likewise.
3298 * genpeep.c: Likewise.
3300 * mips-tdump.c: Likewise.
3301 * reload1.c: Likewise.
3302 * rtlanal.c: Likewise.
3304 * stor-layout.c: Likewise.
3305 * toplev.c: Likewise.
3307 2001-05-01 Per Bothner <per@bothner.com>
3309 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
3310 call do_pending_stack_adjust before emiting label.
3312 2001-05-01 Mark Mitchell <mark@codesourcery.com>
3314 * extend.texi: Fix typo.
3316 2001-05-01 Stan Shebs <shebs@apple.com>
3318 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
3319 of UOBJC_MODULES_decl.
3320 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
3321 (generate_descriptor_table): Ditto.
3322 (generate_protocols): Ditto.
3323 (generate_protocol_list): Ditto.
3324 (generate_classref_translation_entry): Ditto.
3326 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
3328 * invoke.texi (Optimize Options): Add documentation for `--param
3329 max-delay-slot-insn-search' and `--param
3330 max-delay-slot-live-search' and reorder --param section.
3331 * params.def: Modify initial comment.
3332 * params.h (param_info): Add `help' member.
3333 * toplev.c (lang_independent_params): Include `help' description.
3334 (display_help): Print --param parameters.
3336 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3338 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
3339 Remove references to deleted files.
3340 (*-*-openbsd): No need to override xmake_file.
3341 (*-*-sysv4): Treat like *-*-sysv.
3343 * configure.in: Probe for ldopen in various places, and set up
3344 collect2 to be linked with them if found.
3345 Don't dink with Windows registry stuff unless $host_os is a
3346 Win32 os name. Check to see if we need -ladvapi32.
3347 * configure: Regenerate.
3349 * Makefile: Get rid of CLIB and HOST_CLIB.
3350 Substitute in COLLECT2_LIBS and link collect2 against its contents.
3351 * build-make: Get rid of HOST_CLIB.
3353 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
3354 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
3355 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
3356 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
3357 config/rs6000/x-rs6000: Delete.
3359 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
3362 24 x-host fragments remain, 0 x-cpu, 3 top level.
3364 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3366 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
3367 * configure: Regenerate.
3369 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
3371 * Makefile.in (install-headers): Remove redundant dependency.
3373 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
3375 * c-tree.texi (USING_STMT): Document.
3377 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3379 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
3380 * c-common.c: Likewise.
3381 * c-decl.c: Likewise.
3382 * combine.c: Likewise.
3383 * rs6000.c: Likewise.
3384 * except.c: Likewise.
3385 * explow.c: Likewise.
3387 * fold-const.c: Likewise.
3388 * function.c: Likewise.
3391 * integrate.c: Likewise.
3393 * objc/objc-act.c: Likewise.
3394 * recog.c: Likewise.
3395 * reg-stack.c: Likewise.
3396 * reload.c: Likewise.
3397 * reload1.c: Likewise.
3398 * simplify-rtx.c: Likewise.
3400 * varasm.c: Likewise.
3402 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
3404 * diagnostic.def: New file.
3405 * diagnostic.h (diagnostic_t): New enum.
3406 * Makefile.in (diagnostic.o): Depend on diagnostic.def
3408 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3410 * tsystem.h: Test only POSIX for availability of string.h
3412 * config.gcc (all systems): If USG appeared in xm_defines,
3413 change it to POSIX. If both USG and POSIX appeared, just
3414 delete USG. Remove unnecessary quotes around xm_defines
3416 (m68k-crds-unos*): Don't #define unos - tested nowhere.
3417 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
3418 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
3419 powerpc-*-linux*): No need to set xm_defines - handled by
3420 global settings for *-*-linux*.
3422 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3424 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
3425 Always include gstab.h, not system stab.h. Don't provide
3426 default definitions of N_CATCH or N_OPT. Always use the
3427 gstab.h variant of STAB_CODE_TYPE.
3428 * final.c: Don't include stab.h/gstab.h at all, or provide
3429 defaults for N_SLINE and N_SOL.
3431 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
3432 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
3434 * sdbout.c: Always include gsyms.h instead of system syms.h.
3436 * configure.in: No need to check for stab.h.
3437 * configure, config.in: Regenerate.
3438 * Makefile.in (final.o): Don't depend on gstab.h.
3440 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3441 Richard Henderson <rth@redhat.com>
3443 * extend.texi: Improve documentation of volatile asms.
3445 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3447 * c-tree.texi: Fix thinko.
3448 * gcc.texi: Likewise.
3450 2001-04-30 Richard Henderson <rth@redhat.com>
3452 * c-common.c (c_promoting_integer_type_p): New function, from the
3453 corpse of old macro. Properly promote too-small enumerations and
3454 booleans. Adjust all callers.
3455 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
3456 (c_promoting_integer_type_p): Declare.
3457 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
3458 * c-typeck.c: Likewise.
3459 (default_conversion): Remove now redundant boolean check.
3461 2001-04-30 Jan Hubicka <jh@suse.cz>
3462 Richard Henderson <rth@redhat.com>
3464 * regmove.c (try_apply_stack_adjustment): Remove now redundant
3466 (combine_stack_adjustments_for_block): Don't combine stack
3467 allocation followed by deallocations. Handle grow-up stacks.
3469 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3471 * fdl.texi: New file.
3472 * c-tree.texi: Use the GFDL.
3473 * gcc.texi: Likewise.
3475 2001-04-30 Stan Shebs <shebs@apple.com>
3477 * invoke.texi: Add a section documenting Objective-C options.
3479 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
3481 * emit-rtl.c (try_split): Copy EH notes to sequence.
3483 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3485 * regmove.c (record_stack_memrefs): Catch all references to the
3488 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
3490 * Makefile.in (stmp-fixinc): quote shell assignment values
3492 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3494 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
3498 * prefix.c: Likewise.
3500 2001-04-28 Stan Shebs <shebs@apple.com>
3502 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
3503 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
3504 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
3505 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
3507 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
3508 (NEXT_OBJC_RUNTIME): Define.
3510 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3512 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
3513 * simplify-rtx.c (simplify_gen_relational): Likewise.
3515 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
3517 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
3518 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
3520 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
3521 registers in SSE case; fix handling of the immediates.
3522 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
3523 operands to be in regsiters before reload.
3524 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
3525 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
3526 (abstf,absxf,negtf,negxf splitters): Compute
3527 properly the regnum for x86_64.
3528 (avsdf2_if_rex64): New.
3530 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
3532 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
3533 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
3534 into the constant pool.
3535 * jump.c (jump_optimize_1): Remove barrier successors after all
3536 the LABEL_NUSES counds have been computed.
3537 (delete_barrier_successors): When deleting a tablejump insn, also
3538 delete the jump table it uses.
3539 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
3542 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
3544 * pa.c (FRP): Remove erroneous white space in macro definition.
3546 2001-04-28 Andreas Jaeger <aj@suse.de>
3548 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
3550 * extend.texi: Likewise.
3551 * tm.texi: Likewise.
3553 2001-04-28 Andreas Jaeger <aj@suse.de>
3555 * md.texi: Use XX-bit instead of XXbit or XX bit where
3558 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
3560 * gcc.c (process_command): Allow -l lib in addition to -llib
3561 for POSIX compliance. This fixes PR c/2347.
3563 * invoke.texi: Update section on Link Options accordingly.
3565 2001-04-27 Zack Weinberg <zackw@stanford.edu>
3567 * function.c (purge_addressof_1): Remove the duplicate
3568 if (code == SET) block. Fold the two if (code == ADDRESSOF)
3571 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
3573 * except.c (expand_eh_region_start): Don't start a new block.
3574 (expand_eh_region_end): Don't end a block.
3575 * stmt.c (expand_end_bindings): Don't end EH blocks.
3576 (expand_decl_cleanup): Starting an EH region won't change the block.
3577 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
3578 (is_eh_region): Lose.
3581 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
3583 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
3585 * collect2.c (main): Add `-L' case to remove duplicate entries.
3586 (is_in_args): New function to check for a duplicate argument.
3587 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
3588 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
3589 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
3590 Define to be nonzero.
3592 2001-04-27 Andreas Jaeger <aj@suse.de>
3593 Richard Henderson <rth@redhat.com>
3595 * md.texi (Machine Constraints): Document additional i386
3596 constraints and fix description of "A".
3598 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
3600 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
3602 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
3604 * except.c (get_exception_filter): word_mode, not Pmode.
3606 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
3608 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
3609 common to other movsf patterns. Move up so that in future
3610 people who change the other patterns will change it too.
3611 (movsf_lo_sum): Allow even for soft-float; add appropriate
3613 (movsf_high): Likewise.
3614 (movsf_high+1): Allow even for soft-float.
3616 * function.c (expand_function_end): Always clobber the
3617 return registers, even if there is no return label.
3619 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3621 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
3623 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
3625 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
3626 (pushqi2_rex64, pushhi2_rex64): Add.
3628 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
3630 * except.c (expand_eh_region_end_cleanup): Force pending stack
3631 adjust before emitting label that branches around cleanup code.
3633 2001-04-26 H.J. Lu (hjl@gnu.org)
3635 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
3637 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
3639 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
3640 (ASM_OUTPUT_SECTION_NAME): Likewise.
3641 (ASM_WEAKEN_LABEL): Likewise.
3642 (UNIQUE_SECTION): Likewise.
3643 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3644 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3645 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
3646 (ASM_OUTPUT_SECTION_NAME): Likewise.
3647 (ASM_WEAKEN_LABEL): Likewise.
3648 (UNIQUE_SECTION): Likewise.
3649 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3650 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3651 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
3652 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
3653 (ASM_FILE_START): Likewise.
3654 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3655 (ASM_DECLARE_OBJECT_NAME): Likewise.
3656 (ASM_FILE_END): Likewise.
3657 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3658 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
3659 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3660 (ASM_OUTPUT_CASE_LABEL): Likewise.
3661 (ASM_OUTPUT_SKIP): Likewise.
3662 (ASM_OUTPUT_ASCII): Likewise.
3663 (ASM_OUTPUT_IDENT): Likewise.
3664 (READONLY_DATA_SECTION): Likewise.
3665 (EXTRA_SECTIONS): Likewise.
3666 (EXTRA_SECTION_FUNCTIONS): Likewise.
3667 (SELECT_RTX_SECTION): Likewise.
3668 (SELECT_SECTION): Likewise.
3670 * config/mips/linux.h (INVOKE__main): Undefine.
3671 (CTOR_LIST_BEGIN): Likewise.
3672 (CTOR_LIST_END): Likewise.
3673 (DTOR_LIST_BEGIN): Likewise.
3674 (DTOR_LIST_END): Likewise.
3675 (SET_ASM_OP): Defined it to ".dummy".
3676 (ASM_OUTPUT_DEF): Defined.
3677 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
3679 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
3681 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
3682 assembler supports .p2align.
3684 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
3686 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
3688 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3690 * integrate.c (expand_inline_function): Check for error_mark_node
3693 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3695 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
3698 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
3700 * configure.in (configargs.h): Define thread_model.
3701 * configure: Rebuilt.
3702 * gcc.c (main): Print it with -v.
3704 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
3706 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
3707 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
3708 * gcc.1: Regenerate.
3710 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3712 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
3713 is_redundant_typedef): Use static inline instead of inline static.
3715 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
3717 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
3718 this directory is always searched.
3720 2001-04-25 Richard Henderson <rth@redhat.com>
3722 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
3723 of registers to restore along non eh_return path.
3725 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3727 * c-format.c (check_format_info_recurse): Handle
3728 PLUS_EXPR for format string.
3730 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3732 * config/ia64/ia64.h (CC1_SPEC): Define.
3733 * config/ia64/linux.h (CC1_SPEC): Define.
3735 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
3737 * emit-rtl.c (constant_subword): Also do sign extension in
3738 BITS_PER_WORD == 16 case.
3740 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
3742 * loop.c (try_swap_copy_prop): Go back to checking insn.
3744 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3746 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
3747 if check_mode is non-zero.
3749 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3751 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
3752 out and comparison sequence has been detected, put result into
3753 proper temporary pseudo.
3755 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3757 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
3758 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
3759 * libgcc2.c: Remove __dummy and __builtin_saveregs.
3760 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
3761 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
3762 for future reference.
3764 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
3766 * except.c (reachable_handlers): Step out one level from a RESX.
3768 * except.c (struct eh_region): Rename 'last' to 'resume'.
3769 (mark_eh_region, duplicate_eh_region_1): Adjust.
3770 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
3771 (build_post_landing_pads): Likewise.
3772 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
3773 (expand_eh_region_end_must_not_throw): Likewise.
3774 (connect_post_landing_pads): Thread (only) regions with non-deleted
3777 * except.c (expand_eh_region_end_cleanup): Save the EH return data
3778 registers around the cleanup.
3779 (get_exception_filter): New fn.
3780 (finish_eh_generation): Use it.
3782 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
3784 * c-semantics.c (add_scope_stmt): Don't call
3785 current_scope_stmt_stack multiple times.
3787 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3788 Nathan Sidwell <nathan@codesourcery.com>
3790 Lazy __FUNCTION__ generation.
3791 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
3792 RID_C99_FUNCTION_NAME): New _RIDs.
3793 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
3794 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
3795 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
3797 (function_id_node, pretty_function_id_node, func_id_node): Remove.
3798 (c99_function_name_decl_node, function_name_decl_node,
3799 pretty_function_name_decl_node, saved_function_name_decls):
3801 (struct language_function): Remove x_function_name_declared_p.
3802 (make_fname_decl): Remove a parameter.
3803 (declare_function_names): Remove prototype.
3804 (start_fname_decls, finish_fname_decls): Prototype.
3805 (fname_as_string): Likewise.
3806 (fname_string, fname_decl): Likewise.
3807 * c-common.c (make_fname_decl): Adjust.
3808 (struct fname_var_t): New struct.
3809 (fname_vars): New static array.
3810 (declare_function_name): Remove.
3811 (start_fname_decls, finish_fname_decls): New functions.
3812 (fname_as_string): New function from remnants of
3813 declare_function_name.
3814 (fname_string, fname_decl): New functions.
3816 * c-decl.c (c_function_name_declared_p): Remove.
3817 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
3818 don't call declare_function_name. Call start_fname_decls.
3819 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
3820 clobber the line number. Call finish_decl.
3821 (start_function): Call start_fname_decls.
3822 (finish_function): Call finish_fname_decls.
3823 Remove c_function_name_declared_p.
3824 (push_c_function_context): Don't push c_function_name_declared_p.
3825 (pop_c_function_context): Don't pop c_function_name_declared_p.
3826 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
3827 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
3828 (program): Call finish_fname_decls for C.
3829 (primary): Add VAR_FUNC_NAME.
3830 (reswords): Add slots for __FUNCTION__ et al.
3831 (rid_to_yy): Add mappings for __FUNCTION__ et al.
3832 (yylexname): If it's a STRING_FUNC_NAME generate the function name
3833 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
3834 * c-semantics.c (prune_unused_decls): Remove.
3835 (finish_stmt_tree): Don't call prune_unused_decls.
3836 (genrtl_decl_stmt): Don't prune unused decls here.
3838 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
3840 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
3841 constant pool, use the pool's SYMBOL_REF instead.
3843 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
3846 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
3848 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
3849 passing nested NOP_EXPRs to fold.
3851 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
3853 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
3855 2001-04-22 Mark Mitchell <mark@codesourcery.com>
3857 * loop.c (loop_delete_insns): Add prototype.
3859 2001-04-23 Phil Edwards <pme@sources.redhat.com>
3861 * configure.in: Remove ENABLE_STD_NAMESPACE.
3862 * config.in: Regenerated.
3863 * configure: Regenerated.
3865 2001-04-22 Stan Shebs <shebs@apple.com>
3867 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
3869 * config/rs6000/xm-darwin.h: Remove file.
3871 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3873 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
3874 (write_c_file_stat): Likewise.
3876 * dbxout.c (dbxout_init): Likewise.
3878 * profile.c (output_func_start_profiler): Likewise.
3880 2001-04-22 Philipp Thomas <pthomas@suse.de>
3882 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
3883 require it instead of the CVS version.
3884 * cpperror.c (v_message): Put a blank before the macro
3885 body to not confuse exgettext.
3887 2001-04-21 Mark Mitchell <mark@codesourcery.com>
3889 * flow.c (proagate_one_insn): Remove useless assignment.
3890 * jump.c (delete_insn): Tidy.
3891 * loop.c (try_copy_prop): When deleting an instruction with a
3892 REG_RETVAL note, delete the entire libcall sequence.
3893 (loop_delete_insns): New function.
3894 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
3895 we're not substituting into them yet.
3897 2001-04-21 Kazu Hirata <kazu@hxi.com>
3899 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
3901 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
3903 * config/i960/i960.c (signed_arith_operand): Likewise.
3905 * calls.c (expand_call): Fix a comment typo.
3907 2001-04-20 Zack Weinberg <zackw@stanford.edu>
3909 * configure.in: Probe for times, clock, struct tms, and clock_t.
3910 * configure, config.in: Regenerate.
3911 * timevar.c: Replace ifdef forest in get_time with (relatively)
3912 straightforward series of checks based on autoconf's probes.
3914 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
3916 * config/pa/som.h (NM_FLAGS): Define.
3918 2001-04-20 Bernd Schmidt <bernds@redhat.com>
3920 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
3922 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
3923 * ia64.c (nop_cycles_until): New function.
3924 (prev_cycle, prev_first, last_issued): New static variables.
3925 (ia64_sched_reorder): Additional arg for clock.
3926 On final scheduling pass, emit extra NOPs as needed.
3927 Set prev_first and prev_cycle.
3928 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
3929 (ia64_variable_issue): Set last_issued.
3931 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
3933 * config/i386/i386.c (ix86_expand_int_movcc,
3934 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
3936 2001-04-20 Geoff Keating <geoffk@redhat.com>
3938 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
3939 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
3940 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
3941 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
3942 ctrdi_internal6): In the short-branch case, this insn is only 4
3943 bytes long. Reported by Reza Yazdani <reza@apple.com>.
3945 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3947 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
3948 "=u" is used together with "st" resp. "st(1)" clobber.
3950 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3952 * gcse.c (gcse_main): Fix comment typo.
3953 (delete_null_pointer_check): Likewise.
3954 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
3955 * cse.c (cse_insn): Likewise.
3956 * function.c (fixup_var_refs_insns_with_hash): The sequence is
3959 2001-04-19 Zack Weinberg <zackw@stanford.edu>
3961 * toplev.c: Excise all code for the undocumented -dm option.
3962 (float_signal): Call signal just once, unconditionally.
3964 2001-04-19 Geoff Keating <geoffk@redhat.com>
3966 * fold-const.c (fold): Use first_rtl_op rather than
3967 TREE_CODE_LENGTH when looping over parameters of a tree.
3968 Correct strange grouping in test for evaluated SAVE_EXPR.
3970 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
3972 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
3973 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
3975 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
3976 name at 32 total characters.
3977 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
3978 functions in named sections -- data items can still go into unique
3979 sections, but they have normal names (ie $LIT$ and $DATA$).
3981 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
3984 2001-04-19 DJ Delorie <dj@redhat.com>
3986 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3987 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
3988 * config/i386/cygwin.h: Likewise.
3989 * config/i386/mingw32.h: Likewise.
3990 * config/vax/vms.h: Likewise.
3991 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
3993 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3994 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
3995 * config/i386/xm-cygwin.h: Likewise.
3996 * config/i386/xm-djgpp.h: Likewise.
3997 * config/i386/xm-mingw32.h: Likewise.
3998 * config/vax/xm-vms.h: Likewise.
4000 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
4001 instead of OBJECT_SUFFIX.
4002 * collect2.c (find_a_file): Look for files matching the extension
4003 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
4004 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
4005 TARGET_EXECUTABLE_SUFFIX.
4006 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
4007 (make_relative_prefix): Likewise.
4008 (convert_filename): Use TARGET_ suffixes throughout. Remove
4010 (process_command): Likewise.
4011 (do_spec_1): Likewise.
4012 * java/lang.c (init_parse): Likewise.
4014 * gcc.texi : Document four new options matching the pattern
4015 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
4016 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
4017 documentation for NO_AUTO_EXE_SUFFIX.
4019 2001-04-19 Mark Mitchell <mark@codesourcery.com>
4021 * toplev.h (struct lang_hooks): Allow decode_option to indicate
4022 that language-independent processing should not be done.
4023 * toplev.c (main): Adjust accordingly.
4025 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
4026 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
4028 * mips.md (reload_outputdi): Require that operand0 be a
4031 2001-04-19 Jakub Jelinek <jakub@redhat.com>
4033 * invoke.texi (-Wshadow): Clarify.
4035 2001-04-18 Mark Mitchell <mark@codesourcery.com>
4037 * loop.c (load_mems): Examine all the instructions in the loop
4038 before concluding that all jumps branch to the first instruction
4041 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
4043 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
4045 2001-04-18 Jakub Jelinek <jakub@redhat.com>
4047 * cpp.texi (-Wwhite-space): Remove.
4048 (-Wall): -Wall does not imply -Wwhite-space.
4050 2001-04-17 Zack Weinberg <zackw@stanford.edu>
4052 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
4053 use it instead of blindly generating a .stabs.
4054 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
4056 * xcoffout.c: Don't bother defining default for N_CATCH.
4057 (UNKNOWN_STAB): Use internal_error.
4058 (stab_to_sclass): Remove now-unnecessary aborts.
4059 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
4061 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
4063 * jump.c (mark_all_labels): Canonicalize the tail recursion
4064 label attached to CALL_PLACEHOLDER insns.
4066 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4068 * output.h (dump_flow_info, free_basic_block_vars,
4069 which_alternative): Delete redundant prototypes.
4071 * rtl.h (bss_section): Likewise.
4073 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
4075 * dbxout.c (N_OPT): Define if not available from <stab.h>
4077 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4079 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
4080 libraries and native K&R compilers.
4082 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4084 * c-typeck.c (convert_arguments): Don't check for width changes
4087 * invoke.texi (-Wtraditional): Update documentation.
4089 2001-04-16 Zack Weinberg <zackw@stanford.edu>
4091 * toplev.c (output_lang_identify): Delete.
4092 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
4093 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
4094 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
4095 after calling ASM_FILE_END.
4097 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
4098 Instead, unconditionally emit an N_OPT stab with string equal
4099 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
4101 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
4103 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
4104 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
4105 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
4106 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
4107 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
4108 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
4109 config/i370/i370.h, config/i386/beos-elf.h,
4110 config/i386/osf1elf.h, config/i386/osfrose.h,
4111 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
4112 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
4113 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
4114 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
4115 config/mips/iris6.h, config/mips/osfrose.h,
4116 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
4117 config/sparc/sp64-elf.h:
4118 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
4119 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
4121 * config/elfos.h, config/freebsd.h, config/linux.h,
4122 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
4123 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
4124 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
4125 of ASM_FILE_START which merely emit a .version directive. Delete
4126 definitions of ASM_FILE_END which merely emit an .ident directive.
4128 * config/avr/avr.h, config/vax/vax.h: Delete definition of
4129 ASM_IDENTIFY_GCC and move part of its logic into
4132 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
4133 config/sparc/linux-aout.h: Don't emit .version directive in
4136 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
4137 (output_file_start): Correct comment.
4139 * config/i386/osfrose.h: Don't emit trailing .ident directive.
4140 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
4142 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
4143 * config/rs6000/aix.h: Correct comment.
4145 * config/i386/i386afe.h: Delete.
4146 * config.gcc: Remove references to i386afe.h.
4148 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
4149 other macros deleted by this patch were undocumented.
4151 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
4153 * pa.md (reload_outdi): Operand 0 must be a non hard register.
4155 * pa.c (secondary_reload_class): SAR<->FP copies require a
4158 * install.texi (mips-mips-bsd): Update list of functions
4159 required to include memmove.
4160 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
4161 used functions to include memmove.
4163 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
4165 * i386.md (sqrtdf2): SFmode should be DFmode.
4167 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
4169 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
4170 (find_moveable_store): Likewise.
4172 2001-04-15 Jim Wilson <wilson@redhat.com>
4174 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
4176 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4178 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
4179 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
4181 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4183 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
4186 2001-04-14 Alan Modra <amodra@one.net.au>
4188 * pa.c (force_mode): New function.
4189 (emit_move_sequence): Use it instead of generating new rtx_REGs.
4191 2001-04-13 Jim Wilson <wilson@redhat.com>
4193 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
4194 (first_instruction): New static variable.
4195 (rtx_needs_barrier): Return 1 for alloc.
4196 (init_insn_group_barriers): Set first_instruction.
4197 (rws_sum): Delete duplicate definition.
4198 (group_barrier_needed_p): Return 0 when first_instruction true.
4199 (safe_group_barrier_needed_p): Save and restore first_instruction
4200 around group_barrier_needed_p call.
4202 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
4204 * expr.h (enum libfunc_index): Add LTI_memmove.
4205 (memmove_libfunc): Define macro.
4206 * optabs.c (init_optabs): Initialize memmove_libfunc.
4207 * expr.c (expand_assignment): Use memmove_libfunc instead of
4210 2001-04-13 Alan Modra <alan@linuxcare.com.au>
4212 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
4215 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4217 * Makefile.in (reg-stack.o): Depend on reload.h.
4218 (insn-attrtab.o): Depend on flags.h.
4220 * genattrtab (main): Include flags.h in insn-attrtab.c.
4222 * reg-stack.c: Include reload.h.
4224 * sparc.h (flag_pic): Delete redundant declaration.
4226 * output.h (flag_pic): Likewise.
4228 * tree.h (pedantic): Likewise.
4230 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4232 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
4234 * jump.c, regmove.c, toplev.c: Include reload.h.
4236 * reload.h (reload_cse_regs): Declare.
4238 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
4239 reload_cse_regs, init_reload, mark_home_live, reload,
4240 init_caller_save): Delete redundant prototypes.
4242 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4244 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
4246 * regclass.c, ssa.c: Include expr.h.
4248 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
4249 gen_move_insn): Delete redundant declarations.
4251 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4253 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
4254 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
4255 MAKEINFO and MAKEINFOFLAGS too.
4256 (stage4_build): Correctly order -B flags.
4258 2001-04-13 Alan Modra <amodra@one.net.au>
4260 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
4261 PIC_OFFSET_TABLE_SAVE_RTX.
4262 (zdepi_cint_p): Describe zdepi insn.
4263 Formatting and white space fixes throughout file.
4265 * pa.c (uint32_operand): Don't use long constant >= 2^32.
4266 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
4267 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
4268 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
4269 (output_64bit_and): Use plain `int's for shift counts.
4270 (output_64bit_ior): Likewise.
4271 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
4272 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
4275 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
4276 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
4277 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
4278 NEW_HP_ASSEMBLER into one. Kill warnings.
4280 * pa-gas.h: Delete file.
4281 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
4282 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
4283 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
4284 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
4286 * config/pa/mill32.S: New file.
4287 * config/pa/mill64.S: New file.
4288 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
4289 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
4290 * config/pa/t-linux64: New file.
4291 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
4292 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
4293 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
4295 * elfos.h (SELECT_SECTION): Undef before defining.
4296 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
4297 (LIB_SPEC): Remove -lmilli.
4298 (DBX_REGISTER_NUMBER): Remove.
4299 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
4300 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
4301 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
4302 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
4303 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
4304 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
4305 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
4306 TARGET_GAS): Define.
4307 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
4308 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
4309 regs if we don't have a prototype.
4310 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
4311 * pa.h (TARGET_ELF32): Default to 0 if undefined.
4312 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
4313 EH_RETURN_HANDLER_RTX): Define.
4314 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
4315 (DWARF_FRAME_REGNUM): Define.
4316 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
4317 * pa32-linux.h: New file.
4318 * pa64-linux.h: New file.
4320 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4321 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
4322 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
4323 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
4324 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
4325 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
4326 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4327 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
4328 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
4329 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
4330 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
4331 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
4332 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
4333 * pa64-hpux.h: New file.
4334 (ASM_FILE_START): Correct typo.
4335 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
4336 * config.gcc: Modify for above.
4338 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
4340 * jump.c (jump_optimize_1): Don't delete dead stores here.
4341 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
4342 prior to running jump optimize before cse2.
4344 2001-04-12 Richard Henderson <rth@redhat.com>
4346 * Makefile.in (regmove.o): Depend on except.h.
4347 * regmove.c: Include it.
4349 2001-04-12 Stan Shebs <shebs@apple.com>
4351 * objc/objc-act.c: Remove all code ifdefed with the never-used
4352 macro OBJC_INT_SELECTORS.
4353 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
4354 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
4356 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
4358 * config/pa/quadlib.c: Add prototypes.
4360 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4362 * bitmap.h (debug_bitmap): Delete redundant prototype.
4364 * rtl.h (get_frame_size): Likewise.
4366 2001-04-12 Jim Wilson <wilson@redhat.com>
4368 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
4369 to just emit an fnorm.
4371 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4373 * c-common.h (truthvalue_conversion, type_for_mode,
4374 type_for_size): Delete redundant declarations.
4376 * c-lex.h (is_class_name): Likewise.
4378 * c-tree.h (pedantic, convert, getdecls, gettags,
4379 global_bindings_p, init_decl_processing, insert_block,
4380 maybe_build_cleanup, poplevel, print_lang_decl,
4381 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
4382 set_block, incomplete_type_error, build_function_call,
4383 lvalue_or_else, mark_addressable): Likewise.
4385 * expr.h (expand_tree_builtin): Likewise.
4387 2001-04-12 Mark Mitchell <mark@codesourcery.com>
4389 * invoke.texi: Document --param max-gcse-memory.
4391 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4393 * configure.in (errno): Check for declaration.
4394 * configure, config.in: Regenerated.
4396 * system.h (errno): Only declare if not already done.
4398 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4400 * recog.c (general_operand, immediate_operand,
4401 nonmemory_operand): Require CONST_INTs to be sign-extended
4402 values for their modes.
4404 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4406 * expmed.c (store_bit_field): Truncate CONST_INTs.
4407 (expand_mult_highpart, expand_divmod): Likewise.
4408 * expr.c (convert_modes, store_field): Likewise.
4409 * integrate.c (expand_inline_function): Use promote_mode() to
4410 determine whether to convert_modes() an argument as signed
4412 * optabs.c (expand_binop): Get CONST_INT operands
4413 sign-extended for their appropriate modes.
4414 * stmt.c (emit_case_nodes): Convert node values to the
4416 (expand_end_case): Convert minval and range to the appropriate
4418 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
4419 the iteration variable.
4420 * varasm.c (immed_double_const): Don't require words to be
4421 narrower than host wide ints to properly sign-extend
4424 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
4426 * sh.md (builtin_setjmp_receiver): New expander.
4428 2001-04-12 David Edelsohn <dje@watson.ibm.com>
4430 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
4431 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
4432 for generating CONST_INT and CONST_DOUBLE.
4434 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4436 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4437 already sign-extended.
4438 (rs6000_emit_prologue): Make register iterator signed.
4439 (rs6000_emit_epilogue): Likewise.
4440 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
4442 (movsf split, movdf split): Sign-extend CONST_INTs.
4443 (movdi splits): Likewise.
4445 2001-04-12 Kelley Cook <kelley.cook@home.com>
4447 * config-lang.in (lang_dirs): Add in zlib.
4449 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
4451 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
4452 operands that make it to RTL.
4454 2001-04-11 Stan Shebs <shebs@apple.com>
4456 Add Darwin (Mac OS X kernel) native support.
4457 * config.gcc (powerpc-*-darwin*): Add native bits.
4458 * config/darwin.c: New file, generic Darwin support functions.
4459 * config/darwin.h: New file, generic Darwin definitions.
4460 * config/darwin-protos.h: New file, generic Darwin prototypes.
4461 * rs6000/darwin.h: New file, Darwin for PowerPC.
4462 * rs6000/t-darwin: New file, Darwin makefile fragment.
4463 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
4464 (TARGET_MACHO): Ditto.
4465 (rs6000_abi): Add ABI_DARWIN.
4466 (RS6000_REG_SAVE): Add ABI_DARWIN case.
4467 (RS6000_SAVE_AREA): Ditto.
4468 (FP_ARG_MAX_REG): Ditto.
4469 (RETURN_ADDRESS_OFFSET): Ditto.
4470 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
4472 (rs6000_emit_move): Add ABI_DARWIN cases.
4473 (print_operand): Ditto.
4474 (first_reg_to_save): Ditto.
4475 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
4476 (debug_stack_info): Ditto.
4477 (rs6000_emit_prologue): Ditto.
4478 (rs6000_emit_epilogue): Ditto.
4479 (output_profiler_hook): Ditto.
4480 (output_function_profiler): Ditto.
4481 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
4482 (output_mi_thunk): Add TARGET_MACHO case.
4483 (add_compiler_stub): Ditto.
4484 (output_compiler_stub): Ditto.
4485 (no_previous_def): Ditto.
4486 (output_call): Ditto.
4487 (machopic_output_stub): Ditto.
4488 (rs6000_machopic_legitimize_pic_address): Ditto.
4489 (toc_section): Ditto.
4490 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
4491 (macho_high): Ditto.
4494 (load_macho_picbase): Ditto.
4495 (call): Add TARGET_MACHO case to modify function.
4496 (call_value): Ditto.
4497 (call_nonlocal_sysv): Add ABI_DARWIN case.
4498 (call_value_nonlocal_sysv): Ditto.
4499 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
4501 (machopic_output_stub): Ditto.
4502 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
4504 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4506 * dwarf2out.c (modified_type_die): Don't create new types here.
4507 * tree.h (get_qualified_type): New function.
4508 (build_qualified_type): Adjust comment.
4509 * tree.c (get_qualified_type): New function.
4510 (build_qualified_type): Use it.
4512 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4514 * cpp.texi (-Wtraditional): Update description.
4516 * invoke.texi (-Wtraditional): Likewise.
4518 2001-04-11 Jim Wilson <wilson@redhat.com>
4520 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
4521 requires more than 64 bits of alignment.
4523 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
4525 * cpplib.c (do_line): Sanity check iff enable checking.
4527 2001-04-11 Richard Henderson <rth@redhat.com>
4529 * Makefile.in (insn-recog.o): Depend on toplev.h.
4530 (insn-emit.o, doloop.o): Likewise.
4531 * genrecog.c, genemit.c: Include toplev.h in generated file.
4532 * doloop.c: Include toplev.h.
4534 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4536 * Makefile.in (gcse.o): Depend on params.h.
4537 * gcse.c: Include params.h.
4538 (gcse_main): Don't do GCSE if doing so will take inordinate
4540 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
4541 * params.h (MAX_GCSE_MEMORY): New macro.
4543 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4545 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
4547 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
4549 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4551 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
4553 * real.h (ereal_atof, real_value_truncate, target_isnan,
4554 target_isinf, target_negative, assemble_real, debug_real): Delete
4555 redundant prototypes.
4557 * Makefile.in (ifcvt.o): Depend on toplev.h.
4559 * c-semantics.c: Include expr.h.
4561 * ifcvt.c: Include toplev.h.
4563 * expr.h (rtx_equal_p): Delete prototype.
4565 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
4566 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
4567 eliminate_constant_term, expand_complex_abs, find_single_use,
4568 make_tree, init_expr_once, init_optabs, supports_one_only):
4571 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
4572 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
4573 expand_assignment, store_expr, emit_line_note_after,
4574 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
4576 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
4578 * sparc-protos.h: Delete redundant prototypes.
4580 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4582 * reload.c (push_reload): Add condition missed in SUBREG byte
4585 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4587 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
4589 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
4591 * i386.md (floatsisf_sse): Fix output template
4592 * i386.c (ix86_expand_fp_movcc)
4594 * reg-stack.c (emit_pop_insn): Handle complex modes.
4595 (move_for_stack_reg): Emit proper move mode.
4596 (subst_stack_regs_pat): Handle complex modes.
4598 2001-04-11 Jakub Jelinek <jakub@redhat.com>
4600 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
4602 2001-04-10 Richard Henderson <rth@redhat.com>
4604 * libgcc2.h (__terminate_func_ptr): Remove typedef.
4605 (__pure_virtual, __terminate, __terminate_set_func,
4606 __default_terminate, __throw_type_match, __empty,
4607 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
4608 __eh_rtime_match, __unwinding_cleanup, __rethrow,
4609 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
4610 Remove prototypes of deleted functions.
4612 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4614 * c-typeck.c (convert_arguments): -Wtraditional now activates
4615 -Wconversion warnings, except for changes in signed-ness.
4616 Detect complex<->int & int<->complex conversions as well.
4618 * invoke.texi (-Wtraditional): Document it.
4620 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4622 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
4623 * flow.c (set_block_for_new_insns): Remove needless cast and
4624 properly check for unset block number.
4626 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
4628 * function.c (purge_single_hard_subreg_set): Only check REGNO if
4629 the subreg was a hard register. Pseudos are left as subregs.
4631 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4633 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
4634 (LIB2ADD_ST): New macro, pass it to mklibgcc.
4635 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
4636 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
4637 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
4639 2001-04-09 Bo Thorsen <bo@suse.co.uk>
4641 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
4643 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4645 * output.h (set_block_num): Missed it earlier, remove deprecated
4648 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4650 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
4651 (load_killed_in_block_p): Change bb parameter from int to basic_block.
4652 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
4653 (handle_rd_kill_set): Change bb parameter from int to basic_block.
4654 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
4655 (expr_killed_p): Change bb parameter from int to basic_block, pass
4656 basic_blocks instead of ints as parameters.
4657 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
4658 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
4659 from int to basic_block, pass basic_blocks instead of ints as parms.
4660 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
4661 parameter from int to basic_block, pass basic_blocks instead of ints.
4662 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
4663 (insert_insn_end_bb): Change bb parameter from int to basic_block,
4664 pass basic_blocks instead of ints.
4665 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
4666 basic_blocks instead of ints as parameters.
4667 (pre_delete): Pass basic_blocks instead of ints as parameters.
4668 (hoist_expr_reaches_here_p): Change bb parameter from int to
4669 basic_block, pass basic_blocks instead of ints.
4670 (hoist_code): Pass basic_blocks instead of ints as parameters.
4671 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
4672 Change bb parameter from int to basic_block.
4673 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
4674 (insert_insn_start_bb): Change bb parameter from int to basic_block,
4675 pass basic_blocks instead of ints.
4676 (insert_store): Pass basic_blocks instead of ints as parameters.
4677 (replace_store_insn, delete_store): Change bb parameter from int to
4678 basic_block, pass basic_blocks instead of ints.
4679 (store_motion): Pass basic_blocks instead of ints as parameters.
4681 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4683 * basic-block.h (set_new_block_for_insns): New Prototype.
4684 (set_block_num): Delete prototype.
4685 * flow.c (set_block_num): Remove obsolete function.
4686 (set_block_for_new_insns): Set BB for single or multiple insns.
4687 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
4688 (process_insn_end_bb): Use set_block_for_new_insns or
4689 set_block_for_insn instead of set_block_num.
4690 (pre_insert_copy_insn): Use set_block_for_new_insns.
4691 (update_ld_motion_stores): Use set_block_for_new_insns.
4692 (insert_insn_start_bb): Use set_block_for_new_insns.
4693 (replace_store_insn): Use set_block_for_new_insns.
4695 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4696 Jeff Law <law@redhat.com>
4698 * alias.c (get_addr): Externalize.
4699 (canon_true_dependence): New function. Behaves like true_dependance
4700 except it already assumes a MEM has been canonicalized.
4701 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
4702 * gcse.c (struct ls_expr): Add load/store expressions structure.
4703 (modify_mem_list, canon_modify_mem_list): New variable.
4704 (gcse_main): Initialize & finalize alias analysis. Use enhanced
4705 load motion and store motion if requested.
4706 (alloc_gcse_mem): Allocate space for modify_mem_list array.
4707 (free_gcse_mem): Free the modify_mem_list array.
4708 (oprs_unchanged_p): Use load_killed_in_block_p.
4709 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
4710 (mems_conflict_for_gcse_p): New function. Don't kill loads
4711 with stores to themselves if its in the load/store expression list.
4712 (load_killed_in_block_p): New function.
4713 (canon_list_insert): New Function.
4714 (record_last_mem_set_info): Keep a list of all instructions which
4715 can modify memory for each basic block.
4716 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
4717 (oprs_not_set_p): Use load_killed_in_block_p.
4718 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
4719 (expr_killed_p): Use load_killed_in_block_p.
4720 (compute_transp): Do not pessimize memory references.
4721 (pre_edge_insert): Update stores for a load motion expression.
4722 (one_pre_gcse_pass): Check loads/stores for extra load motion.
4723 (ldst_entry): Find or create a ldst_expr structure.
4724 (free_ldst_entry): Free memory for an individual item.
4725 (free_ldst_mems): Free entire load/store expression list.
4726 (print_ldst_list): Print debug info.
4727 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
4728 (enumerate_ldsts): Assign integer values to each entry in list.
4729 (first_ls_expr): First expression in the list.
4730 (next_ls_expr): Next expression in the list.
4731 (simple_mem): Check if expression qualifies for ld/st expression list.
4732 (invalidate_any_buried_refs): Remove from expression list if its
4733 used in some other way we dont understand.
4734 (compute_ld_motion_mems): Find all potential enhanced load motion
4736 (trim_ld_motion_mems): Remove any expressions which are invalid.
4737 (update_ld_motion_stores): Copy store values to registers for loads
4738 which have been moved.
4739 (regvec, st_antloc, num_store): New global statics.
4740 (reg_set_info): Marks registers as set.
4741 (store_ops_ok): Verfies registers expressions are valid in a block.
4742 (find_moveable_store): Look for moveable stores in a pattern.
4743 (compute_store_table): Find stores in a function worth moving, maybe.
4744 (load_kills_store): Check dependance of a load and store.
4745 (find_loads): Find any loads in a pattern.
4746 (store_killed_in_insn): Check if a store is killed in an insn.
4747 (store_killed_after): Check is store killed after an insn in a block.
4748 (store_killed_before): Check is store killed before an insn in a block.
4749 (build_store_vectors): Generate the antic and avail vectors.
4750 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
4751 (insert_store): Add a store to an edge.
4752 (replace_store_insn): Replace a store with a SET insn.
4753 (delete_store): Delete a store insn.
4754 (free_store_memory): Free memory.
4755 (store_motion): Perform store motion.
4756 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
4757 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
4758 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
4759 (f_options): Add gcse-lm and gcse-sm.
4761 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4763 * i386.c (expand_fp_movcc): Fix condition reversal code.
4765 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
4766 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
4767 (CLASS_MAX_NREGS): Use it.
4769 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
4770 handle properly complex values.
4771 (CLASS_MAX_NREGS): Likewise; update comment.
4773 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4775 * ia64.c (ia64_flag_schedule_insns2): New variable.
4776 (ia64_override_options): Initialize it. Clear
4777 flag_schedule_insns_after_reload.
4778 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
4780 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
4782 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
4783 Do not require source to match destination anymore;
4784 Add abort to the nontrivial cases that should be handled by split.
4785 (fix_trunc?fdi): Add SSE case for x86_64.
4786 (floatdi?f): Likewise.
4787 (floatdi?f_sse): New.
4788 (fix_trunc?fdi_sse): New.
4790 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
4792 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
4793 (DEBUG_ARANGES_END_LABEL): Ditto.
4794 (dwarfout_init): Generate length and version fields at the start
4795 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
4796 after the length field.
4797 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
4798 the .debug_aranges info.
4800 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4802 * i386.c (call, call_value): Make sure that resulting call_insn
4803 does have proper second operand.
4805 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
4807 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
4808 function. Remove include of sys/cygwin.h.
4810 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
4812 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
4813 (CPP_SPEC): Always search */include/w32api for header files.
4814 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
4815 (LINK_SPEC): Add "cyg" to the library search prefixes.
4817 2001-04-08 Philip Blundell <philb@gnu.org>
4819 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
4821 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
4823 * cpperror.c (print_location): Don't special case <stdin>.
4824 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
4825 WARNING, but we don't check if we're in system headers.
4826 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
4827 * cpplib.c (do_warning): Warn in system headers.
4829 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
4831 * mbchar.c: Include config.h first.
4833 2001-04-07 Zack Weinberg <zackw@stanford.edu>
4835 * config.gcc: Set default for xmake_file at top, not bottom.
4836 Change places that set xmake_file to "none" to set to the
4837 empty string instead, or remove them entirely if there is no
4838 default xmake_file for this cpu_type. Remove references to
4841 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
4842 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
4843 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
4844 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
4845 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
4846 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
4847 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
4848 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
4849 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
4850 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
4853 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
4854 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4855 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4856 config/mips/x-sysv, config/rs6000/x-aix31:
4857 Just set CLIB to -lld or -lmld, as appropriate.
4859 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
4860 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
4861 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
4862 config/mips/x-iris, config/pa/x-pa:
4863 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
4864 OTHER_FIXINCLUDES_DIRS.
4866 * config/i386/x-djgpp: Don't set LN or LN_S.
4867 * config/m88k/x-dolph: Don't define __m88k__.
4868 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
4869 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
4870 * config/i860/fx2800.h: No need to #undef SVR4.
4872 38 x-host fragments remain, 2 x-cpu.
4874 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4876 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
4878 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4880 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
4882 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4884 * configure.in: Add check for lstat.
4885 * configure, config.in: Regenerate.
4886 * cppinit.c (append_include_chain): Make empty path ".".
4887 * cpplib.c (do_line): Don't simplify #line paths.
4888 * cppfiles.c (remove_component_p): New function.
4889 (find_or_create_entry): Acknowledge stat () errors during
4890 path simplification.
4891 (handle_missing_header): Don't simplify paths.
4892 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
4893 the empty path untouched. Don't leave a trailing '/'.
4895 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
4897 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4898 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4900 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4902 * cppfiles.c (open_file): Fail directories silently, but
4903 with an errno of NOENT set.
4904 (read_include_file): Move the common exit code to the sole
4905 caller. Return an int indicating success or failure. Let
4906 open_file handle directories.
4907 (stack_include_file): If read_include_file fails,
4908 push a "null" buffer.
4910 2001-04-05 DJ Delorie <dj@redhat.com>
4912 * function.h (virtuals_instantiated): Declare.
4913 * function.c: (virtuals_instantiated): Make global.
4914 * calls.c (emit_library_call_value_1): Use
4915 virtual_outgoing_args_rtx only if it hasn't been instantiated.
4916 Otherwise, use the stack pointer directly.
4918 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4920 * i386.c (x86_initialize_trampoline): New global function.
4921 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
4922 (INITIALIZE_TRAMPOLINE): Move offline.
4923 * i386-protos.h (x86_initialize_trampoline): Declare.
4925 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4927 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
4928 (lea_0): Rename to lea_1.
4929 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
4930 (lea_general_?): Allow SImodes on TARGET_64BIT
4931 (lea_general_?_zext): New patterns.
4932 (call_1, call_1_rex64): Fix.
4934 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4936 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
4938 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4940 * i386.c (function_arg): Return constm1_rtx for last argument.
4941 (ix86_expand_prologue): Update gen_call calls.
4942 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
4943 * i386.md (call_pop): Likewise.
4944 (call): Second operand is VOIDmode.
4945 (call_0): Likewise; Support 64bits.
4946 (call_exp): New expander.
4947 (call_1): Get to the sync.
4948 (call_1_exp): New pattern.
4949 (call_value): Support 64bit.
4950 (call_value_exp): New pattern.
4951 (untyped_call): Update gen_call call.
4952 (call_value_pop): Disable for 64bit.
4953 (call_value_0_rex64): New pattern.
4954 (call_value_1_rex64): Likewise.
4956 2001-04-05 Bo Thorsen <bo@suse.de>
4958 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
4960 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
4962 * i386.md (*andsi_1+3): If used after reload, make sure the operand
4963 satisfies ANY_QI_REG_P.
4965 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4967 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
4970 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
4973 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4975 * config.gcc: Remove default for xm_file. Clean up local
4976 machine type handling. Remove settings of xm_file to
4977 something that doesn't exist. In the big switch, set xm_file,
4978 don't append to it (the value before the big switch is always
4979 null). Don't force build_xm_file or host_xm_file to have a value.
4980 * configure.in: Remove default for xm_file. Do not special
4981 case $cpu/xm-$cpu.h not existing.
4982 * configure: Regenerate.
4984 2001-04-04 Diego Novillo <dnovillo@redhat.com>
4986 * simplify-rtx.c (simplify_binary_operation): Check for overflow
4987 when folding integer division and modulo operations.
4989 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
4991 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
4992 instead of DWARF2_ADDR_SIZE for EH addresses.
4993 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
4996 2001-04-04 Richard Henderson <rth@redhat.com>
4998 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
4999 * config/ia64/t-glibc (LIB2ADDEH): Disable.
5000 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
5002 2001-04-04 Richard Henderson <rth@redhat.com>
5004 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
5005 * configure: Rebuilt.
5007 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5009 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
5010 push insns to delete to it instead of deleting them.
5011 (delete_null_pointer_checks): Delete insns from delete_list after
5012 all delete_null_pointer_checks_1 passes are done.
5014 2001-04-04 Richard Henderson <rth@redhat.com>
5016 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
5017 * configure: Rebuilt.
5019 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5021 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
5022 * config/romp/xm-romp.h: Delete.
5024 2001-04-04 Bernd Schmidt <bernds@redhat.com>
5026 * sched-deps.c (sched_analyze_insn): Partially revert March 27
5029 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5031 * emit-rtl.c (mark_label_nuses) Increment the label uses for
5032 all labels present in rtx.
5033 (try_split) Call new function for all split insns.
5035 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5037 * recog.c (validate_replace_rtx_1): Instead of aborting just make
5038 sure the change won't be validated.
5040 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
5042 * rtl.h (set_noop_p): Declare.
5043 * flow.c (set_noop_p): Move from here ...
5044 * rtlanal.c (set_noop_p): ... to here and enhance.
5045 * cse.c (delete_trivially_dead_insns): Use it.
5046 * gcse.c (hash_scan_set): Likewise.
5047 * jump.c (delete_noop_moves): Likewise.
5048 * recog.c (split_all_insns): Likewise.
5050 2001-04-04 Alan Modra <alan@linuxcare.com.au>
5052 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
5053 stack pointer via a LO_SUM. Ditto for setting a temp register
5054 used to save to the stack. Set cfa_temp when setting fp, and
5055 allow matches to cfa_temp in addition to cfa_store when saving
5056 regs. Handle POST_INC and LO_SUM register stores. Document the
5057 changes and errors in rule 12 doco.
5059 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
5060 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
5061 (load_reg): Move closer to epilogue code.
5062 (DO_FRAME_NOTES): Define to control the following..
5063 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
5064 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
5066 (hppa_expand_epilogue): Likewise.
5068 2001-04-03 Richard Henderson <rth@redhat.com>
5070 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
5071 * configure: Rebuild.
5073 2001-04-03 Richard Henderson <rth@redhat.com>
5075 * rtl.h (LCT_THROW): New.
5076 * calls.c (emit_library_call_value_1): Handle it.
5077 * except.c (connect_post_landing_pads): Use it.
5079 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5081 * gansidecl.h: Delete file.
5082 * configure.in: Change all refs to gansidecl.h to use
5083 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
5085 * configure: Regenerate.
5087 * Makefile.in (intl.o): Don't depend on gansidecl.h.
5088 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
5089 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
5090 Don't include gansidecl.h.
5091 * intl.c, main.c, version.c, fixinc/fixlib.h,
5092 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
5095 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5097 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
5100 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5102 * config/i386/xm-beos.h, config/i386/xm-isc.h,
5103 config/i386/xm-next.h, config/i386/xm-sco.h,
5104 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
5105 config/m88k/xm-m88k.h: Delete.
5107 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
5108 * config/romp/xm-romp.h: Don't define bcopy.
5109 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
5110 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
5112 * config.gcc: Remove references to deleted files.
5114 14 xm-host.h remain, 1 xm-cpu.h.
5116 2001-04-03 Jakub Jelinek <jakub@redhat.com>
5117 David S. Miller <davem@pierdol.cobaltmicro.com>
5118 Andrew MacLeod <amacleod@redhat.com>
5120 Use byte offsets in SUBREGs instead of words.
5122 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
5123 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
5124 to pass new argument.
5125 (add_stored_regs): Use subreg_regno_offset function.
5126 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
5128 (precompute_arguments): Use gen_lowpart_SUBREG.
5129 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
5130 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
5131 (simplify_set): Rework to use SUBREG_BYTE.
5132 (expand_field_assignment): Use SUBREG_BYTE.
5133 (make_extraction): Use SUBREG_BYTE.
5134 (if_then_else_cond): Use SUBREG_BYTE.
5135 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
5136 (gen_lowpart_for_combine): Compute full byte offset.
5137 * cse.c (mention_regs): Use SUBREG_BYTE.
5138 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
5139 (canon_hash): Use SUBREG_BYTE.
5140 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
5141 (gen_lowpart_if_possible): Formatting.
5142 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
5144 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5145 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5146 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5147 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5148 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5149 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5150 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
5151 certain invariants about SUBREGs the compiler creates.
5152 (gen_lowpart_SUBREG): New function.
5153 (subreg_hard_regno): New function to get the final register number.
5154 (gen_lowpart_common): Use SUBREG_BYTE.
5155 (gen_imagpart): Spacing nits.
5156 (subreg_realpart_p): Use SUBREG_BYTE.
5157 (gen_highpart): Use SUBREG_BYTE.
5158 (subreg_lowpart_p): Always compute endian corrected goal offset,
5159 even at the byte level, then compare against that.
5160 (constant_subword): New function, pulled out all constant cases
5161 from operand_subword and changed second argument name to offset.
5162 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
5163 and call constant_subword to do the work. Return const0_rtx if
5164 looking for a word outside of OP.
5165 (operand_subword_force): Change second arg name to offset.
5166 * expmed.c (store_bit_field): Use SUBREG_BYTE.
5167 (store_split_bit_field): Use SUBREG_BYTE.
5168 (extract_bit_field): Use SUBREG_BYTE.
5169 (extract_split_bit_field): Use SUBREG_BYTE.
5170 (expand_shift): Use SUBREG_BYTE.
5171 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
5172 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
5173 * flow.c (set_noop_p): Use SUBREG_BYTE.
5174 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
5175 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
5176 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
5178 (optimize_bit_field): Use SUBREG_BYTE.
5179 (purge_addressof_1): Use SUBREG_BYTE.
5180 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
5181 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
5182 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
5183 * gengenrtl.c (special_rtx): Add SUBREG.
5184 * global.c (mark_reg_store): Use SUBREG_BYTE.
5185 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
5186 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
5187 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
5188 final byte offset is congruent to subreg's mode size.
5189 (subst_constants): Use SUBREG_BYTE.
5190 (mark_stores): Use subreg_regno_offset function.
5191 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
5192 function and SUBREG_BYTE.
5193 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
5194 (reg_is_born): Use subreg_hard_regno.
5195 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
5196 endian correction code. Don't combine subregs unless resulting
5197 offset aligns with type. Fix subreg constant extraction for DImode.
5198 Simplify SUBREG of VOIDmode CONST_DOUBLE.
5199 (general_operand): Remove dead mode_altering_drug code.
5200 (indirect_operand): Use SUBREG_BYTE.
5201 (constrain_operands): Use subreg_regno_offset function.
5202 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
5203 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
5204 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
5205 * regs.h (REG_SIZE): Allow target to override.
5206 (REGMODE_NATURAL_SIZE): New macro which target can override.
5207 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
5208 on the entire subreg rtx.
5209 (push_reload): Use SUBREG_BYTE in comments and code.
5210 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
5211 for hard registers inside subregs.
5212 (operands_match_p): Use subreg_regno_offset.
5213 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
5214 containing hard regs.
5215 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
5216 corrections when fixing up MEM subregs.
5217 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
5218 subreg_regno_offset where appropriate.
5219 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
5220 byte endian corrections when fixing up MEM subregs.
5221 (subst_reloads): When combining two subregs, make sure final
5222 offset is congruent to subreg's mode size.
5223 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
5224 (refers_to_regno_for_reload_p): Use subreg_regno.
5225 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
5226 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
5227 correction code for memory subreg fixups.
5228 (forget_old_reload_1): Use subreg_regno_offset.
5229 (choose_reload_regs): Use subreg_regno.
5230 (emit_input_reload_insns): Use SUBREG_BYTE.
5231 (reload_combine_note_store): Use subreg_regno_offset.
5232 (move2add_note_store): Use subreg_regno_offset.
5233 * resource.c (update_live_status, mark_referenced_resources): Use
5234 subreg_regno function.
5235 (mark_set_resources): Use subreg_regno function.
5236 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
5237 (subreg_regno_offset, subreg_regno): Define prototypes.
5238 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
5239 (gen_lowpart_SUBREG): Add prototype.
5240 * rtl.texi (subreg): Update to reflect new byte offset representation.
5241 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
5242 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
5243 (reg_overlap_mentioned_p): Use subreg_regno.
5244 (replace_regs); Make sure final offset of combined subreg is
5245 congruent to size of subreg's mode.
5246 (subreg_regno_offset): New function.
5247 (subreg_regno): New function.
5248 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
5249 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
5250 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
5251 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
5252 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
5253 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
5254 (a29k_get_reloaded_address): Use SUBREG_BYTE.
5255 (print_operand): Use SUBREG_BYTE.
5256 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
5257 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
5258 (arm_reload_out_hi): Use SUBREG_BYTE.
5259 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
5260 instead of SUBREG_WORD.
5261 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
5262 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
5263 SUBREG creation to use byte offset.
5264 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
5265 inverted load insns): Fix explicit rtl subregs to use byte
5267 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
5268 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
5269 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
5270 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
5271 to use byte offsets.
5272 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
5273 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
5274 offsets, also make sure it is congruent to SUBREG's mode size.
5275 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
5276 unnamed ldob insn): Generate SUBREGs with byte offset.
5277 (zero_extendqihi2): SUBREG's are byte offsets.
5278 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
5279 (m68hc11_gen_highpart): Use SUBREG_BYTE.
5280 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
5281 zero-extendqisi2): Generate SUBREGs with byte offset.
5282 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
5283 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
5284 subregs in rtl to use byte offsets.
5285 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
5286 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
5287 (mips_move_2words): Use subreg_regno_offset.
5288 (mips_secondary_reload_class): Use subreg_regno_offset.
5289 * config/mips/mips.md (DImode plus, minus, move, and logical op
5290 splits): Fixup explicit subregs in rtl to use byte offsets.
5291 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
5292 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
5293 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
5294 rtl to use byte offsets.
5295 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
5296 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
5297 subregs to use byte offsets.
5298 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
5299 Fixup explicit subregs in rtl to use byte offsets.
5300 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
5301 and remove byte endian correction code.
5302 * config/sh/sh.c (output_movedouble): Use subreg_regno.
5303 (gen_ashift_hi): Use SUBREG_BYTE.
5304 (regs_used): Use subreg_regno_offset.
5305 (machine_dependent_reorg): Use subreg_regno_offset.
5306 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
5307 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
5308 (movdf_i4): Subregs are byte offsets now.
5309 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
5310 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
5311 (REGMODE_NATURAL_SIZE): Override.
5312 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
5313 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
5315 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
5316 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
5317 extendqidi2): Generate SUBREGs with byte offsets, also make sure
5318 it is congruent to SUBREG's mode size.
5319 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
5321 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
5322 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
5323 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
5324 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
5325 * config/v850/v850.c (print_operand, output_move_double): Use
5326 subreg_regno function.
5328 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
5330 * configure.in (target_subdir): Use target_alias, not target.
5331 * configure: Rebuilt.
5333 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
5335 * config/sh/crti.asm: Fix typos in comments.
5337 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5339 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
5340 TARGET_FAST_INDIRECT_CALLS.
5341 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
5343 (return_addr_rtx): Short circuit export stub matching when
5344 TARGET_NO_SPACE_REGS.
5345 (output_millicode_call): For out of range calls, make -fPIC
5346 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
5347 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
5348 * pa.md: Modify length attr calculation of all millicode insns to
5351 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
5353 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
5354 Require at least 2.11 in the version test. Specifically check
5355 for and reject GAS version 2.10.90.
5356 * configure: regenerate.
5358 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5360 * pa.c (override_options): Remove PIC profiling warning.
5361 (hp_profile_labelno): Delete.
5362 (hp_profile_label_rtx): Delete.
5363 (hp_profile_label_name): Delete.
5364 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
5365 (output_function_prologue): Remove profiling code and all tests on
5366 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
5367 merge_sp_adjust_with_store can work for PIC and profiling.
5368 (hppa_expand_epilogue): Remove profile_flag test.
5369 (hppa_can_use_return_insn_p): Likewise.
5370 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
5371 cater for PROFILE_HOOK.
5372 (hppa_profile_hook): New function.
5373 * pa.h (FUNCTION_PROFILER): Now does nothing.
5374 (PROFILE_HOOK): Define.
5375 (hppa_profile_hook): Declare.
5376 (PROFILE_BEFORE_PROLOGUE): Delete.
5377 (ASM_OUTPUT_REG_PUSH): Delete.
5378 (ASM_OUTPUT_REG_POP): Delete.
5379 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
5380 r24. Accept function name operand, and use this and a locally
5381 generated label to calculate pc-rel offset to func start.
5383 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5385 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
5386 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
5389 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5391 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
5392 LO_SUM cases to where they belong.
5394 2001-04-02 Richard Henderson <rth@redhat.com>
5396 * except.h (lang_eh_type_covers): Mark extern.
5397 (lang_eh_runtime_type): Likewise.
5399 2001-04-02 Zack Weinberg <zackw@stanford.edu>
5401 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
5402 gengenrtl.c: Wrap generated header in multiple-include guard.
5403 Improve error checking.
5405 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5407 * configure.in: Don't check for putenv.
5408 * configure: Regenerate.
5409 * gcc.c (putenv): Don't define.
5410 * vax/xm-vms.h: Handle putenv.
5412 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5414 * ifcvt.c (noce_emit_move_insn): New.
5415 (noce_try_store_flag, noce_try_store_flag_constants,
5416 noce_try_store_flag_inc, noce_try_store_flag_mask,
5417 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
5418 noce_try_abs): Use it.
5419 (noce_process_if_block): Likewise.
5420 For STRICT_LOW_PART, take mode from its SUBREG.
5422 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5424 * fold-const.c (fold): Before optimizing unsigned comparison with
5425 0x7fffffffU, make sure arg0 is integral type.
5427 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
5429 * c-tree.texi: Document representation of wide strings.
5431 2001-04-01 Richard Henderson <rth@redhat.com>
5433 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
5435 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
5437 * i386.md: remove obsoleted comments.
5438 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
5439 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
5440 fix output template.
5442 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
5444 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
5446 2001-03-30 Bernd Schmidt <bernds@redhat.com>
5448 * loop.c (load_mems): When generating a load from a pseudo, update
5451 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5453 * i386.c (ix86_split_long_move): Use change address to compensate
5454 stack pointer change in push instruction.
5456 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5458 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
5459 instead of rtx_equal_p; fix the output template.
5461 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
5463 * i386.c (ix86_expand_setcc): Support 64bit.
5464 (ix86_expand_int_movcc): Likewise.
5465 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
5468 * i386.md (allocate_stack_worker): Turn to expander.
5469 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
5471 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
5473 2001-03-29 Richard Henderson <rth@redhat.com>
5475 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
5477 2001-03-28 Matthew Hiller <hiller@redhat.com>
5479 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
5482 * MAINTAINERS: Added self.
5484 2001-03-28 Richard Henderson <rth@redhat.com>
5486 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
5487 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
5489 2001-03-28 Jim Wilson <wilson@redhat.com>
5491 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
5494 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5496 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
5498 * tradcif.y (yyerror): Likewise. Add format specifier in call to
5501 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
5503 2001-03-28 DJ Delorie <dj@redhat.com>
5505 * Makefile.in (stage1_build): Revert CFLAGS patch.
5507 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
5509 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
5510 when multiplier or multiplicand is zero.
5512 2001-03-28 Bernd Schmidt <bernds@redhat.com>
5514 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
5516 * config/ia64/ia64.c (update_set_flags): New function, broken out of
5518 (set_src_needs_barrier): Likewise.
5519 (rtx_needs_barrier): For SET case, use these two functions. Rework
5520 PARALLEL case to handle all inputs before all outputs.
5521 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
5522 saw a label and no stop bit since then.
5523 (maybe_rotate, process_epilogue): Add prototypes.
5525 2001-03-28 Richard Henderson <rth@redhat.com>
5527 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
5528 not TARGET_TOC for special toc restore handling.
5529 * config/rs6000/rs6000.md (eh_return): Likewise.
5531 2001-03-28 Richard Henderson <rth@redhat.com>
5533 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
5534 current_function_calls_eh_return.
5535 (output_function_epilogue): Handle eh_return.
5536 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
5537 (EH_RETURN_DATA_REGNO): New.
5538 (EH_RETURN_STACKADJ_RTX): New.
5539 (EH_RETURN_HANDLER_RTX): New.
5540 * config/sparc/sparc.md (call/short branch peepholes): Check
5541 can_throw_internal instead of in_same_eh_region.
5543 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
5544 for eh_return data registers.
5545 (rs6000_emit_prologue): Save eh_return data registers.
5546 (rs6000_emit_epilogue): Force inline restores if eh_return.
5547 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
5548 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
5549 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
5550 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
5551 the target uses one.
5552 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
5553 (return_eh_si, return_eh_di): Remove.
5554 (eh_return): New, from corpse of eh_epilogue.
5555 (eh_set_lr_si, eh_set_lr_di): New.
5557 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
5558 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
5559 True for pic register if current_function_calls_eh_return.
5560 (ix86_expand_epilogue): Change "emit_return" argument into "style".
5561 Handle eh_return requirements.
5562 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
5563 (EH_RETURN_STACKADJ_RTX): New.
5564 * config/i386/i386.md (exception_receiver): Remove.
5565 (eh_return, eh_return_1): New.
5566 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5568 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
5569 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
5570 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
5571 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
5572 (EH_RETURN_DATA_REGNO): New.
5573 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
5574 * config/alpha/alpha.md (eh_epilogue): Remove.
5575 (exception_receiver): Use $26 for ldgp input.
5576 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5578 2001-03-28 Richard Henderson <rth@redhat.com>
5580 * except.c: Rewrite entirely for IA-64 ABI exception handling.
5581 * except.h: Likewise.
5583 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
5584 (LIB2ADDEHDEP): New.
5585 (LIB2FUNCS_EH): Remove.
5586 (LIB2ADD): Remove LIB2ADDEH.
5587 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
5588 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
5589 (crt{begin,end}[S].o): Likewise.
5590 (except.o): Update includes.
5591 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
5592 (libgcc2_c_dep): Use LIB2ADDEHDEP.
5594 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
5595 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
5596 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
5597 * builtins.c (expand_builtin): Implement it.
5598 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
5599 * c-common.c (c_common_nodes_and_builtins): Declare it.
5600 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
5601 * calls.c (libfunc_nothrow): Remove.
5602 (emit_library_call_value_1): Don't call it.
5603 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
5604 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
5605 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
5606 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
5607 (current_funcdef_number): Globalize.
5608 (output_call_frame_info): Emit frame data if an lsda is needed.
5609 Generate augmentation for personality routine. Don't play with
5611 (dwarf2out_begin_prologue): Record funcdef_number.
5612 * dwarf2out.h (current_funcdef_number): Declare.
5613 * expr.c (expand_expr): Update for except.h name changes.
5614 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
5615 * expr.h (LTI_throw, LTI_rethrow): Remove.
5616 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
5617 (LTI_eh_rtime_match): Remove.
5618 (LTI_unwind_resume, LTI_eh_personality): Add.
5619 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
5620 * final.c (final): Don't call check_exception_handler_labels,
5621 init_insn_eh_region, or free_insn_eh_region.
5622 (final_scan_insn): Always emit debug labels for
5623 NOTE_INSN_EH_REGION notes.
5624 * flags.h (flag_new_exceptions): Remove.
5625 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
5626 (record_active_eh_regions): Remove.
5627 (count_basic_blocks): Check all instructions for REG_EH_REGION.
5628 Use can_throw_internal.
5629 (find_basic_blocks_1): Likewise.
5630 (move_stray_eh_region_notes): Remove.
5631 (find_label_refs): No eh_return_stub_label.
5632 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
5633 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
5635 (delete_unreachable_blocks): Don't track deleted handlers.
5636 (flow_delete_block): Use maybe_remove_eh_handler.
5637 (delete_eh_regions): Remove.
5638 (merge_blocks): Don't check for eh region match.
5639 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
5640 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
5641 (init_propagate_block_info): Disable dead frame store optimization
5642 when current_function_calls_eh_return.
5643 (dump_bb): Don't print eh_beg, eh_end.
5644 * function.c (fixup_var_refs): No catch_clauses.
5645 (expand_function_end): Likewise. Call expand_eh_return before
5646 the return register use. Call sjlj_emit_function_exit_after.
5647 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
5648 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
5649 * ifcvt.c (dead_or_predicable): Remove eh region check.
5650 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
5651 Don't check for EH vs parameters.
5652 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
5653 (expand_inline_function): Call duplicate_eh_regions.
5654 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
5655 (copy_insn_notes): Remap REG_EH_REGION notes.
5656 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
5657 * integrate.h (struct inline_remap): Add local_return_label.
5658 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
5659 check_exception_handler_labels, nor exception_optimize.
5660 (find_cross_jump): No EH region check.
5661 * optabs.c (init_optabs): Update for changed eh libfuncs.
5662 * rtl.def (RESX): New.
5663 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
5664 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
5665 checks. Update for except.h name changes.
5666 (expand_cleanups): Likewise.
5667 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
5668 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
5669 (compile_file): Call init_eh before init_optabs. Don't
5670 output_exception_table here.
5671 (rest_of_compilation): Call convert_from_eh_region_ranges,
5672 convert_to_eh_region_ranges, output_function_exception_table.
5673 Don't emit_eh_context.
5674 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
5675 (EXC_PTR_EXPR): New.
5677 * md.texi (eh_epilogue): Remove.
5678 (eh_return): Document.
5679 * tm.texi (EH_RETURN_DATA_REGNO): Document.
5680 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
5682 * eh-common.h: Remove file.
5683 * frame-dwarf2.c, frame.c, frame.h: Remove files.
5684 * libgcc2.c (L_eh): Remove.
5686 * unwind-dw2-fde.c: New file, largely copied from frame.c.
5687 * unwind-dw2-fde.h: New file.
5688 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
5689 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
5690 * libgcc-std.ver: Update for eh symbols.
5692 2001-03-27 Richard Henderson <rth@redhat.com>
5694 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
5695 reduce false positives.
5696 (regmove_optimize): Disable if flag_non_call_exceptions.
5698 * stmt.c (expand_return): Remove always true predicate.
5699 (expand_decl_cleanup_no_eh): Remove dead code.
5701 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
5702 barrier code. Add a scheduling barrier if a non-call insn
5703 can throw internally.
5705 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
5706 Auto-inc addresses trap only if their base register does.
5708 * except.c (can_throw_internal): Rename from can_throw.
5709 * except.h, resource.c: Update references.
5711 * integrate.c (copy_insn_list): Use returnjump_p.
5712 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
5714 * function.h (struct function): Move all boolean valued fields
5715 to single bit fields at the end of the struct.
5717 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
5719 Rename asynchronous_exceptions to flag_non_call_exceptions.
5721 * gthr-single.h (UNUSED): New. Distinguish between how C
5722 and C++ mark unused function arguments. Use throughout.
5724 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
5725 value to target configuration header.
5726 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
5727 * config.in, configure: Rebuild.
5728 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
5729 configuration and target defines.
5730 (exceptions_via_longjmp): Remove.
5731 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
5732 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
5734 * except.h (flag_non_call_exceptions): Move ...
5735 * flags.h: ... here.
5737 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
5738 exceptions, put the note on the trapping instruction.
5740 * flags.h (flag_new_exceptions): Remove.
5741 * toplev.c: Don't set it.
5742 * final.c: Don't check it.
5743 * except.c: Provide stub definition.
5745 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
5746 (calculate_global_regs_live): Kill call-clobbered registers
5747 across exception edges.
5748 * reg-stack.c (convert_regs_1): Kill the entire target stack
5749 across non-call exception edges.
5751 * flow.c (cleanup_cfg): Take no argument.
5752 * output.h, sibcall.c, toplev.c: Update all calls.
5754 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5756 * configure.in: Don't check for bcopy.
5757 * configure, config.in: Regenerate.
5759 * system.h: Don't define or prototype bcopy, instead poison it.
5761 2001-03-27 Richard Henderson <rth@redhat.com>
5763 * function.c (expand_function_start): Set DECL_REGISTER on
5764 a pseudo used for DECL_RESULT.
5766 * rtl.h (LCT_NORETURN): New.
5767 * calls.c (emit_library_call_value_1): Handle it.
5769 2001-03-27 Stan Shebs <shebs@apple.com>
5771 * objc/objc-act.c (objc_init): Use dump_base_name.
5772 (gen_declaration): Clear the buffer arg.
5773 (gen_declaration_1): New function, body of gen_declaration.
5774 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
5775 (gen_method_decl): Ditto, plus always clear buffer arg.
5776 (error_with_ivar): Simplify.
5777 (warn_with_method): Ditto.
5778 (build_message_expr): Don't clear buffers.
5779 (dump_interface): Ditto.
5780 (objc_debug): Ditto.
5781 (build_keyword_selector): Clear the buffer by only zeroing
5783 (objc_implementation_context): Declare.
5784 (start_class): Warn about missing @end.
5785 (finish_objc): Ditto.
5787 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5789 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
5791 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5793 * Makefile.in (SYSTEM_H): Define.
5794 Depend on $(SYSTEM_H), not system.h.
5796 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
5798 2001-03-27 Jim Wilson <wilson@redhat.com>
5800 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
5802 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
5803 (process_epilogue): New static function.
5804 (process_set): Call process_epilogue instead of emitting .restore
5806 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
5808 * flow.c (struct reg_cond_life_info): New fields orig_condition
5810 (init_propagate_block_info): Set new fields.
5811 (mark_regno_cond_dead): Set and use new fields.
5812 (flush_reg_cond_reg_1): Likewise.
5813 (and_reg_cond, case AND): Check for redundant AND conditions.
5814 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
5817 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5819 * cppmacro.c (stringify_arg): Null terminate strings.
5821 2001-03-27 Zack Weinberg <zackw@stanford.edu>
5823 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
5824 inclusion style. xm-m68hc11.h no longer exists.
5825 * config/m68hc11/xm-m68hc11.h: Delete file.
5826 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
5828 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
5829 Don't define GCC_VERSION, N_, or PARAMS; don't include
5830 gansidecl.h or stdio.h. Define inhibit_libc here.
5831 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5832 Delete code conditioned on #if GCC_VERSION == 2095.
5834 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
5835 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5836 Delete code conditioned on #if GCC_VERSION == 2095.
5838 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5840 * system.h: Include symcat.h.
5841 (STRINGIFY): Don't define.
5843 * configure.in: Adjust comment.
5845 * builtins.c: Use STRINGX, not STRINGIFY.
5846 * gencheck.c: Likewise.
5847 * gengenrtl.c: Likewise.
5848 * protoize.c: Likewise.
5850 * cpplex.c: Don't include symcat.h.
5851 * cpplib.c: Likewise.
5853 * gansidecl.h (HAVE_STRINGIZE): Don't define.
5855 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5857 * c-typeck.c (digest_init): Fold init expression.
5859 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5861 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
5863 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5865 * except.c (eh_regs): Save results of build_pointer_type to a temp
5866 as FUNCTION_VALUE macro may evaluate its args multiple times.
5868 2001-03-26 Mark Mitchell <mark@codesourcery.com>
5870 * c-common.h (DECL_NUM_STMTS): New macro.
5871 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
5873 (pushdecl): Likewise.
5874 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
5875 * integrate.c (expand_inline_function): Don't check
5877 * print-tree.c (print_node): Don't print it.
5878 * toplev.c (rest_of_compilation): Don't try to inline when
5879 flag_no_inline is on.
5880 * tree.h (DECL_FRAME_SIZE): Remove.
5881 (tree_decl): Adjust accordingly.
5883 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5885 * combine.c (try_combine): Use memcpy, not bcopy.
5887 * genattrtab.c (expand_units): Likewise.
5889 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5891 * i386.md (push mem DI peep2): New.
5892 (mov 0, mov -1 peep2): Handle 64bit.
5893 (lea to arithmetics peep2): Handle 64bit leas.
5894 (rsp arithmetics to push/pop peep2s): New.
5896 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
5898 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5900 * i386.c (struct machine_function): Add save_varrargs_registers.
5901 (ix86_save_varrargs_registers): New macro.
5902 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
5903 (ix86_expand_prologue): Likewise.
5904 (ix86_emit_epilogue_esp_adjustement): Likewise.
5905 (ix86_expand_epilogue): Likewise.
5906 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
5907 (pro_epilogue_adjust_stack_1): New insn.
5908 (pro_epilogue_adjust_stack_rex64): Likewise.
5909 * i386.h (MASK_NO_RED_ZONE): New constant.
5910 (TARGET_RED_ZONE): New macro.
5911 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
5912 (RED_ZONE_SIZE): New constant.
5913 (RED_ZONE_RESERVE): New constant.
5915 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5917 * toplev.c (set_float_handler): Use memcpy, not bcopy.
5919 2001-03-25 Kazu Hirata <kazu@hxi.com>
5921 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
5924 (umodhi3): Likewise.
5927 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5929 * mkconfig.sh (DEFINES): Handle entries with '='.
5931 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
5932 Set xm_defines to MACRO=value instead.
5934 * i370/xm-mvs.h: Delete.
5936 * ns32k/xm-pc532-min.h: Likewise.
5938 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5940 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
5942 use ix86_expand_binary_operator
5943 (?sh??i_?): Disable for 64bit.
5944 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
5945 * i386.c (shiftdi_operand): New predicate.
5947 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
5948 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
5949 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
5950 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
5951 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
5952 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
5953 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
5954 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
5955 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
5956 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
5957 (rotldi3, rotrdi3): New expanders.
5959 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5961 * i386.md (movstrsi): Move offline.
5963 (strmovdi_rex64): New.
5964 (strmov?i): Accept 64bit.
5965 (strmov?i_rex64): New.
5966 (strmov?i_rex_1): New.
5967 (strmov?i_1): Disable for 64bit.
5968 (rep_mov?i_rex64): New.
5969 (rep_mov?i): Disable for 64bit.
5970 (clrstrsi): Move offline.
5971 (strset?i_rex64): New.
5972 (strset?i: Accept 64bit.
5973 (rep_stos?i): Disable for 64bit.
5974 (rep_stos?i_rex64): New.
5975 (strset?i_rex_1): New.
5976 (strset?i_1): Disable for 64bit.
5977 (cmpstrsi): Accept 64bit.
5978 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
5979 (cmpstrqi_nz_rex_1): New.
5980 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
5981 (strlensi): Move offline.
5983 (strlenqi_1): Disable for 64bit; fix constraints.
5984 (strlenqi_rex_1): New.
5985 * i386.c (ix86_adjust_counter): New static function.
5986 (ix86_zero_extend_to_Pmode): Likewise.
5987 (ix86_expand_aligntest): Likweise.
5988 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
5989 (ix86_expand_movstr): New global function.
5990 (ix86_expand_clrstr): New global function.
5991 (ix86_expand_strlen): New global function.
5992 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
5993 ix86_expand_strlen): Declare.
5994 (ix86_expand_strlensi_unroll_1): Delete.
5996 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
5998 * i386.md (cmpdi): Fix operand predicates.
5999 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
6000 cmpdi_1_insn_rex64): New patterns.
6001 (adddi3): Turn to expander.
6002 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
6003 (addsi3_carry_zext): New pattern.
6004 (adddi_?_rex64): New patterns and splitters.
6005 (addsi_?_zext): New patterns.
6006 (subsi3_carry_zext): New pattern.
6007 (subdi_?_rex64): New patterns and splitters.
6008 (iorsi_?_zext): New patterns.
6009 (iordi_?_rex64): New patterns and splitters.
6010 (iorsi_?_zext): New patterns.
6011 (iorsi_?_zext_imm): New patterns.
6012 (xorsi_?_zext): New patterns.
6013 (xordi_?_rex64): New patterns and splitters.
6014 (xorsi_?_zext): New patterns.
6015 (negdi*): New patterns.
6016 (one_cmpldi*): Likewise.
6017 (one_cmplsi*_zext, negsi*_zext): Likewise.
6018 (testqi_ext_3_rex64): New pattern.
6020 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
6022 * i386-protos.h (ix86_split_long_move): Return void.
6023 * i386.c (ix86_split_to_parts): Handle 64bit target.
6024 (ix86_split_long_move): Likewise.
6025 * i386.md (all calls to ix86_split_long_move): Update.
6027 2001-03-23 Richard Henderson <rth@redhat.com>
6029 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
6030 to avoid shadowing arguments.
6032 2001-03-23 Jakub Jelinek <jakub@redhat.com>
6034 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
6035 to variable names where DECL_NAME is different from
6036 DECL_ASSEMBLER_NAME.
6038 2001-03-23 Jim Wilson <wilson@redhat.com>
6040 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
6041 (assemble_alias): Call make_decl_rtl.
6043 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
6045 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
6047 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
6049 * extend.texi: Document the "java_interface" attribute.
6051 2001-03-22 Zack Weinberg <zackw@stanford.edu>
6053 * mkconfig.sh: Use a subshell with redirected stdout,
6054 instead of closing stdout and confusing commands that run
6055 afterward. Throw away output of cmp.
6057 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
6059 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
6061 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
6063 * i386.md (zero_extendsidi2_32): Break out from ...
6064 (zero_extendsidi2): ... here ; turn to expander.
6065 (zero_extendsidi2_rex64): New.
6066 (extendsidi2_32): Break out from ...
6067 (extendsidi2): ... here ; turn to expander.
6068 (extendsidi2_rex64): New.
6069 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
6070 (trunc?f?f splitters): Add 64bit versions.
6072 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
6074 * i386.md (pushsi, pushsi2_prologue): Disable.
6075 (pushsi2_rex64): New.
6076 (movabs?i_1_rex64, movabs?i_2_rex64): New.
6077 (movqi_ext_1): Disable for 64bit.
6078 (movqi_ext_1_rex64): New.
6079 (pushdi2_rex64): New pattern, peep2s and splitter.
6080 (pushdi2_prologue_rex64): New pattern.
6081 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
6083 (movdi splitters): Disable for 64bit.
6084 (movdi_1_rex64): New pattern, peep2s and splitters.
6085 (swapdi): New pattern.
6086 (pushsf): Disable for 64bit.
6087 (pushsf_rex64): New pattern and splitter.
6088 (pushdf_nointeger): Disable for 64bit.
6089 (pushdf_integer): Handle the 64bit case.
6090 (pushtf): Likewise; update splitters.
6092 2001-03-22 Richard Henderson <rth@redhat.com>
6094 * mkconfig.sh: Include insn-flags.h.
6095 * Makefile.in (CONFIG_H): Include insn-flags.h.
6096 (lots of objects): Remove insn-codes.h and insn-flags.h.
6098 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
6099 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
6100 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
6101 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
6102 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
6103 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
6104 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
6105 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
6106 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
6107 v850/v850.c, vax/vax.c:
6108 Don't include insn-flags.h.
6110 * diagnostic.c, expr.h, reload.c, toplev.c:
6111 Don't include insn-codes.h.
6113 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
6114 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
6115 c4x/c4x.c, i960/i960.c, mips/mips.c:
6116 Don't include insn-codes.h or insn-flags.h.
6118 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
6119 or insn-flags.h in the generated code.
6120 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
6121 (main): Forward declare struct rtx_def.
6123 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
6125 * invoke.texi (-ffast-math): Remove duplicate line about
6128 * gcc.texi: Remove more obsolete documentation of bugs and
6129 installation problems.
6131 2001-03-21 Kazu Hirata <kazu@hxi.com>
6133 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
6136 2001-03-20 Jason Merrill <jason@redhat.com>
6138 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
6140 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
6141 * varasm.c (CHKR_PREFIX): Likewise.
6143 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6145 * gcse.c (hash_scan_set): An expression is not anticipatible if it
6146 is part of a multi-SET insn.
6148 * cse.c (find_comparison_args): Remove previous change.
6149 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
6152 * config/i386/i386.md (conditional_trap): Remove warning.
6154 * recog.c (push_operand): Fix error in last change that caused
6155 undefined symbol on many targets.
6157 * sdbout.c: #include ggc.h.
6158 (sdbout_init): Move to end of file.
6159 Call ggc_add_tree_root for anonymous_types.
6160 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
6161 (sdbout_one_type): Use DECL_NAME for field name.
6162 * Makefile.in (sdbout.o): Show includes ggc.h.
6164 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
6166 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
6167 (override_options): Use properlimits for preferred_stack_boundary.
6168 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
6170 (ext_register_operand): Accept DImode.
6171 (load_pic_register): Abort on 64bit.
6172 (gen_push): Use Pmode instead of SImode.
6173 (ix86_save_reg): Pic reg is never used on 64bit.
6174 (ix86_expand_prologue): Likewise.
6175 (ix86_emit_save_regs): Use Pmode instead of SImode.
6176 (legitimate_address_p): Check displacement for 64bit.
6177 (print_operand): Avoid outputting of (%rip) on 64bit.
6178 (print_operand_address): Output (%rip) where possible.
6179 (split_di): Abort on 64bit registers.
6180 (ix86_expand_branch): DImode comparison is simple for x86_64.
6181 (memory_address_length): Recognize memory addresses formed using
6183 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
6185 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
6187 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
6189 * recog.c (push_operand): Recognize new format of push instructions.
6191 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
6193 * i386.md (pushqi1): New.
6194 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
6195 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6196 x86_64_immediate_operand, x86_64_immediate_operand,
6197 x86_64_zext_immediate_operand): Declare.
6198 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
6199 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6200 x86_64_immediate_operand, x86_64_immediate_operand,
6201 x86_64_zext_immediate_operand): define.
6202 * i386.h (PREDICATE_CODES): Add new predicates.
6204 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
6206 * i386.md (pophi1, popqi1, pushqi1): Remove.
6208 * expr.c (emit_single_push_insn): New function.
6209 (move_by_pieces): Accept NULL as destination for push instructions.
6210 (gen_push_operand): Kill.
6211 (emit_push_insn): Pass NULL when pushing; avoid updating of
6212 stack_pointer_delta.
6213 * expr.h (gen_push_operand): Kill.
6215 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6217 * rtl.texi (COMPARE): Clarify documentation and reference section
6220 2001-03-20 Stan Shebs <shebs@apple.com>
6222 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
6223 (get_object_reference): Ditto.
6224 (error_with_ivar): Use error_with_file_and_line.
6225 (warn_with_method): Use warning_with_file_and_line.
6227 2001-03-20 Tom Tromey <tromey@redhat.com>
6229 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
6231 2001-03-20 Mark Mitchell <mark@codesourcery.com>
6233 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
6234 variables that are TREE_PUBLIC, even if not TREE_STATIC.
6236 2001-03-20 DJ Delorie <dj@redhat.com>
6238 * Makefile.in (install-libgcc): Pass complete list of variables.
6239 (install-multilib): Ditto.
6241 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6243 * config/i386/cygwin.h: Declare ctor_section, dtor_section
6244 drectve_section, switch_to_section.
6246 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
6247 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
6248 i386_pe_mark_dllimport.
6250 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6252 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
6253 functions i386_pe_*.
6255 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
6256 i386_pe_* functions with char * arguments.
6258 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
6260 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
6262 (movsi_ie): Introduce fpul store.
6264 2001-03-20 Alan Modra <alan@linuxcare.com.au>
6266 * Makefile.in (OBJS): Remove hashtab.o.
6268 2001-03-19 Stan Shebs <shebs@apple.com>
6270 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
6271 * c-lang.c (maybe_objc_method_name): Ditto.
6272 * c-tree.h (maybe_objc_method_name): Remove decl.
6274 2001-03-19 Tom Tromey <tromey@redhat.com>
6276 * gcc.c (init_gcc_specs): Fix comment.
6278 2001-03-19 Mark Mitchell <mark@codesourcery.com>
6280 Compute DECL_ASSEMBLER_NAME lazily.
6281 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
6282 (DECL_ASSEMBLER_NAME_SET_P): New macro.
6283 (SET_DECL_ASSEMBLER_NAME): Likewise.
6284 (COPY_DECL_ASSEMBLER_NAME): Likewise.
6285 (set_decl_assembler_name): Declare.
6286 (lang_set_decl_assembler_name): Likewise.
6287 * tree.c (lang_set_decl_assembler_name): New variab.e
6288 (set_decl_assembler_name): New function.
6289 (init_obstacks): Set lang_set_decl_assembler_name.
6290 (build_decl): Don't set DECL_ASSEMBLER_NAME.
6291 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
6292 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
6293 where it's not necessary.
6294 (builtin_function): Likewise.
6295 (finish_decl): Likewise.
6296 * dbxout.c (dbxout_type_methods): Likewise.
6297 * ggc-common.c (ggc_mark_trees): Likewise.
6298 * profile.c (output_func_start_profiler): Likewise.
6299 * varasm.c (make_decl_rtl): Likewise.
6301 * cse.c (find_comparison_args): Update documentation. Fix
6302 mishandling of COMPARE operations.
6304 * tree.def (ABS_EXPR): Add documentation.
6305 * fold-const.c (fold): Improve folding of ABS_EXPRs.
6307 2001-03-19 Zack Weinberg <zackw@stanford.edu>
6309 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
6311 2001-03-19 Jakub Jelinek <jakub@redhat.com>
6313 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
6314 Remove ia32 linux PIC kludge and move it...
6315 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
6317 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
6319 * i386.md (absdf2 expander): Fix 64bit case.
6321 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
6323 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
6325 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
6327 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
6329 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6331 * README.X11: Remove obsolete file.
6333 2001-03-18 Anthony Green <green@redhat.com>
6335 * config/pj/pj.h: Remove some trailing commas.
6336 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
6338 2001-03-18 Richard Henderson <rth@redhat.com>
6340 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
6341 * calls.c: ... here.
6342 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
6343 defaults for them here.
6345 2001-03-17 Anthony Green <green@redhat.com>
6347 * config/pj/lib1funcs.S: Fix broken comment.
6348 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
6351 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
6353 * gcc.texi: Remove obsolete information relating to build and
6354 installation problems with enquire or the Pyramid C compiler.
6356 2001-03-17 Richard Henderson <rth@redhat.com>
6358 * dwarf2out.c (queue_reg_save): New.
6359 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
6360 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
6362 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
6363 (cfa, cfa_store, cfa_temp): Make static.
6364 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
6366 2001-03-17 Richard Henderson <rth@redhat.com>
6368 * integrate.h (struct inline_remap): Add local_return_label.
6369 * integrate.c (expand_inline_function): Initialize it and emit
6370 it after copy_insn_notes.
6371 (copy_insn_list): Don't store local_return_label here.
6372 (copy_insn_notes): New function split out from copy_insn_list.
6374 2001-03-17 Richard Henderson <rth@redhat.com>
6376 * dwarf2out.c (lookup_filename): Emit .file if the assembler
6377 is generating .debug_line.
6378 (dwarf2out_init): Add main_input_filename to the file table first.
6379 * configure.in (as_dwarf2_debug_line): Test with file number 1
6380 instead of file number 0.
6382 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6384 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
6385 (gen_rtx_combine): Deleted; all references changed as appropriate.
6386 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
6388 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
6390 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
6392 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
6395 2001-03-16 Jim Wilson <wilson@redhat.com>
6397 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
6398 then set it to LOC_REG (79) instead of aborting.
6400 2001-03-16 Phil Edwards <pme@sources.redhat.com>
6402 * gccbug.in: Remove high priority.
6404 2001-03-16 Richard Henerson <rth@redhat.com>
6406 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
6407 output with a space instead of deleting it.
6408 * configure: Regenerate.
6410 2001-03-16 Zack Weinberg <zackw@stanford.edu>
6412 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
6413 handles the gory details of converting an object file into
6414 something that's safe to grep.
6415 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
6416 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
6417 newlines at either end of the string we're looking for.
6418 Make 'checking ...' message less stilted.
6419 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
6420 ARM in-memory layout and its hypothetical converse. Don't
6421 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
6422 HOST_WORDS_BIG_ENDIAN.
6424 * configure.in: Adjust for renamed macro. Move
6425 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
6426 * configure, config.in: Regenerate.
6428 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6430 * fixinc/Makefile.in: Set SHELL.
6432 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6434 * fixinc/fixincl.c (fix_with_system): Quote file names before
6435 passing them to shell.
6437 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6439 * Makefile.in: Use fix-header$(build_exeext) instead
6442 2001-03-16 Richard Henderson <rth@redhat.com>
6444 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
6445 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
6446 (size_of_line_prolog): Remove.
6447 (output_line_info): Compute prologue size via label difference.
6448 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
6450 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
6451 assembler error when redefining file numbers.
6452 * config.in, configure: Rebuild.
6454 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
6455 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
6456 (dw2_asm_output_delta_uleb128): Likewise.
6457 (dw2_asm_output_delta_sleb128): Similarly.
6458 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
6460 2001-03-16 Michael Meissner <meissner@redhat.com>
6462 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
6464 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
6466 (BITMASK_LOWER16): Replacement for 0x0000ffff.
6468 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
6469 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
6470 being unsigned in ISO C and signed in traditional.
6471 (expand_prologue): Ditto.
6472 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
6474 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
6476 (divsi3,divdi3): Ditto.
6477 (modsi3,moddi3): Ditto.
6478 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
6479 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
6480 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
6483 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
6485 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
6486 SSE based conditional moves on LTGT/UNEQ conditions;
6487 Canonicalize EQ to NE.
6488 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
6489 (sse_mov?fcc_ne): New.
6491 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
6493 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6495 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
6496 register may be dead.
6498 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
6500 * Makefile.in (hash.o): Depend on CONFIG_H.
6502 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6504 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
6506 2001-03-15 Richard Henderson <rth@redhat.com>
6508 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
6509 (ASM_OUTPUT_DWARF_PCREL): New.
6510 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
6512 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6514 * cppfiles.c (stack_include_file): Use MAX of sysp.
6516 2001-03-15 Steve Ellcey <sje@cup.hp.com>
6518 * config.gcc (ia64*-*-hpux*): New case.
6519 * config/ia64/hpux.h: New file for HP-UX support.
6520 * config/ia64/t-hpux: New file for HP-UX support.
6522 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
6524 * fixinc/inclhack.def (irix_stdio_va_list): New.
6525 * fixinc/fixincl.x: Rebuilt.
6527 2001-03-15 Richard Henderson <rth@redhat.com>
6529 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
6530 if provided by the target.
6531 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
6532 (dw2_asm_output_addr): New.
6533 * dwarf2asm.h (dw2_asm_output_addr): Declare.
6534 * dwarf2out.c (output_cfi): Use it for program addresses.
6535 (output_call_frame_info, output_die): Likewise.
6536 (output_aranges, output_line_info): Likewise.
6538 2001-03-15 Bruce Korb <bkorb@gnu.org>
6540 * gcc.c(main): make more rigorous
6541 * collect2.c(main): guard against ignoring SIGCHLD
6542 * protoize.c(main): ditto
6543 * gcc/fixinc/fixincl.c(initialize): ditto
6545 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6547 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
6548 (sdbout_parms): Likewise.
6550 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
6552 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
6553 "widen" a destination that is already wider than a word. Also do
6554 not widen if LOAD_EXTEND_OP is NIL for the given mode.
6556 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6558 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
6560 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
6562 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
6564 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
6566 * i960.h (i960_maxbitalignment,
6567 i960_last_maxbitalignment): Declare.
6568 * i960.c (i960_maxbitalignment,
6569 i960_last_maxbitalignment): Make global.
6570 (process_pragma): Delete.
6571 (i960_pr_align, i960_pr_noalign): Move from here ...
6572 * i960-c.c: ... to this new file.
6573 * t-960bare (i960-c.o): New rule.
6574 * t-vxworks960 (i960-c.o): Likewise.
6575 * config.gcc (i960-*-*): Define c_target_objs and
6578 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6580 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
6581 without adding in rtx code and mode.
6583 * alias.c (init_alias_analysis): Don't use any rtx whose value
6584 varies as a known value.
6585 Delete a superfluous test.
6587 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
6589 (ia64_sched_reorder): Call maybe_rotate; also rotate after
6590 scheduling a stop bit.
6591 (ia64_emit_nops): Correctly handle ASMs.
6593 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6595 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
6597 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
6599 * cpp.texi: Update documentation for -include and -imacros.
6600 * cppfiles.c (struct include_file): Remove "defined" memeber.
6601 (find_or_create_entry): Make a copy of the file name, and
6603 (open_file): Update to ensure we use the simplified filename.
6604 (stack_include_file): Don't set search_from.
6605 (cpp_included): Don't simplify the path name here.
6606 (find_include_file): New prototype. Call search_from to
6607 get the start of the "" include chain. Don't simplify the
6609 (_cpp_execute_include): New prototype. Move diagnostics to
6610 do_include_common. Update.
6611 (_cpp_pop_file_buffer): Don't set defined.
6612 (search_from): New prototype. Use the preprocessor's cwd
6613 for files included from the command line.
6614 (read_name_map): Don't simplify the pathname here.
6615 * cpphash.h (enum include_type): New.
6616 (struct buffer): Delete search from. New search_cached.
6617 (_cpp_execute_include): Update prototype.
6618 * cppinit.c (do_includes): Use _cpp_execute_include.
6619 * cpplib.c (do_include_common): New function.
6620 (do_include, do_include_next, do_import): Use it.
6622 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6624 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
6625 contents of the RTL, to determine the name of the object.
6627 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6629 * tree.h (DECL_RTL): Allocate RTL lazily.
6630 (SET_DECL_RTL): New macro.
6631 (DECL_RTL_SET_P): Likewise.
6632 (COPY_DECL_RTL): Likewise.
6633 (DECL_RTL_IF_SET): Likewise.
6634 * varasm.c (make_decl_rtl): Add assertions about the kind of
6635 declaration we are processing.
6636 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
6637 (start_decl): Likewise.
6638 (finish_decl): Likewise.
6639 * c-semantics.c (emit_local_var): Likewise.
6640 * calls.c (expand_call): Likewise.
6641 * dbxout.c (dbxout_symbol): Likewise.
6642 * emit-rtl.c (unshare_all_rtl): Likewise.
6643 (unshare_all_decls): Likewise.
6644 (reset_used_decls): Likewise.
6645 * expr.c (store_constructor): Likewise.
6646 (safe_from_p): Likewise.
6647 (expand_expr): Likewise.
6648 * function.c (put_var_into_stack): Likewise.
6649 (instantiate_decls_1): Likewise.
6650 (assign_parms): Likewise.
6651 (expand_function_start): Likewise.
6652 (expand_function_end): Likewise.
6653 * ggc-common.c (gcc_mark_trees): Likewise.
6654 * integrate.c (function_cannot_inline_p): Likewise.
6655 (copy_decl_for_inlining): Likewise.
6656 (expand_inline_function): Likewise.
6657 (integrate_parm_decls): Likewise.
6658 (integrate_decl_tree): Likewise.
6659 * print-tree.c (print_node): Likewise.
6660 * reg-stack.c (stack_result): Likewise.
6661 * stmt.c (label_rtx): Likewise.
6662 (expand_return): Likewise.
6663 (expand_decl): Likewise.
6664 (expand_decl_cleanup): Likewise.
6665 (expand_anon_union_decl): Likewise.
6666 * toplev.c (check_global_declarations): Likewise.
6667 (rest_of_decl_compilation): Likewise.
6668 * tree.c (simple_cst_equal): Likewise.
6669 * objc/objc-act.c (generate_static_references): Likewise.
6671 2001-03-14 Zack Weinberg <zackw@stanford.edu>
6673 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
6674 gcc_AC_C_FLOAT_FORMAT): New macros.
6675 * configure.in: Add AC_PROG_CPP after CC tests;
6676 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
6677 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
6678 * configure, config.in: Regenerate.
6680 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
6681 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6682 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6683 config/i370/xm-linux.h, config/i370/xm-oe.h,
6684 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6685 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
6686 config/pa/xm-linux.h, config/pa/xm-pa.h,
6687 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
6688 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
6689 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
6690 config/we32k/xm-we32k.h: Delete.
6692 * config/i370/xm-mvs.h, config/m88k/m88k.h,
6693 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6694 config/vax/xm-vms.h: Don't define any of:
6695 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
6697 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
6699 * config.gcc: Remove references to deleted files.
6700 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
6701 FATAL_EXIT_CODE, which is the same between oe and mvs).
6703 2001-03-14 DJ Delorie <dj@redhat.com>
6704 Vladimir Makarov <vmakarov@redhat.com>
6706 * config/i960/i960.c (i960_function_prologue): Compute size of
6707 frame according to number of registers actually saved there.
6709 2001-03-14 Richard Henderson <rth@redhat.com>
6711 * expr.c (emit_move_insn_1): Fix else if around #endif.
6713 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
6716 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
6719 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
6721 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
6722 (override_options): Parse cmodel string.
6723 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
6724 * i386.h (TARGET_OPTIONS): Add "cmodel".
6725 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
6727 (ix86_cmodel_string, ix86_cmodel): Declare.
6729 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
6732 * i386.h (GENERAL_REG_P): Add missing REG_P.
6734 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
6736 * configure.in: Use $gcc_cv_as instead of $as.
6737 * configure: Regenerated.
6739 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
6741 * cppfiles.c (stack_include_file): Only increase the include
6742 count if we actually process the file properly, as opposed
6743 to treating it as length zero. Only call read_include_file
6744 if not DO_NOT_REREAD. Handle the -H include file output
6746 (read_include_file): Remove now redundant DO_NOT_REREAD check.
6747 (cpp_included, find_include_file): Simplify pathnames after
6748 remapping them. If remapping, don't use the remapped file
6749 name's buffer as our scratch buffer.
6750 (cpp_pop_file_buffer): Replace the multiple include macro
6751 only if it isn't yet set.
6752 (read_name_map): Simplify remapped names when reading in.
6753 (remap_filename): Move code to code path that uses it.
6754 (_cpp_simplify_pathname): Return the input pointer.
6755 * cpphash.h (_cpp_simplify_pathname): Update prototype.
6757 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6759 * expr.c (expand_expr): Revove bogus conditional.
6761 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
6763 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
6765 2001-03-14 Jakub Jelinek <jakub@redhat.com>
6767 * reg-stack.c (stack_result): Unconditionally use
6768 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
6770 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
6772 * expr.c (emit_move_insn_1): Split push of complex value when
6773 no suitable push instruction exist.
6775 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
6776 instead of QI_REG_P.
6778 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6780 * alias.c (handled_component_p, can_address_p): New functions.
6781 (get_alias_set): Use them.
6783 2001-03-13 Jim Wilson <wilson@redhat.com>
6785 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
6786 from 80 in try_locals code.
6787 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
6789 2001-03-13 Zack Weinberg <zackw@stanford.edu>
6791 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
6792 gcc_AC_C_LONG_LONG): New.
6793 * configure.in: Use them. Probe the size of short, int, long,
6794 and long long/__int64 if we have them. Move all the AC_C_*
6795 checks together, except gcc_AC_C_CHAR_BIT which has to go
6796 after AC_CHECK_HEADERS(limits.h).
6797 Take hwint.h out of host_xm_file and build_xm_file.
6799 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
6800 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
6801 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
6802 Move the HOST_WIDEST_INT setup logic here from system.h.
6803 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
6805 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
6806 is now handled by hwint.h.
6808 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
6809 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
6810 config/ia64/xm-ia64.h: Don't define any of:
6811 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
6812 HOST_BITS_PER_LONGLONG.
6814 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
6815 config/h8300/xm-h8300.h, config/mips/iris6.h,
6816 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
6817 config/sparc/xm-sp64.h: Delete.
6818 * config.gcc: Remove references to deleted files.
6820 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
6821 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
6822 * config/i370/xm-linux.h: Clarify floating-point situation in
6825 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
6827 * cppfiles.c (NO_INCLUDE_PATH): New macro.
6828 (find_include_file): Decide here which part of the include
6829 chain to start the search. Complain about an empty include
6830 chain in all cases apart from an abolsute file name.
6831 (_cpp_execute_include): Don't choose the search chain here.
6832 Don't call handle_missing_include in the case of an empty
6834 (_cpp_compare_file_date): Don't choose the search chain here.
6835 * cpplib.c (do_include_next): Move the in-main-file diagnostic
6836 here from _cpp_execute_include. Behave like #include if
6837 we're in the main file.
6839 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6841 * system.h (malloc, realloc, calloc, strdup): Only poison these
6842 tokens when IN_GCC is defined.
6844 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
6846 * i386.md (abs?f expander): Support SSE case.
6847 (abd?f_if): Add new "USE"; add splitters.
6849 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6851 * cpp.texi (poison): Explain the macro expansion exception.
6853 2001-03-13 Jakub Jelinek <jakub@redhat.com>
6855 * expr.c (store_expr): Add dont_store_target. If temp is already in
6856 target before copying to reg, don't store it into target again.
6858 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6860 * cppinternals.texi: Update for file handling.
6862 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6864 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
6865 2001-02-24 which broke building the Java library.
6866 * function.c (identify_blocks): Likewise.
6867 (all_blocks): Likewise.
6868 * integrate.c (integrate_decl_tree): Likewise.
6869 * print-tree.c (print_node): Likewise.
6870 * tree.h (BLOCK_NUMBER): Likewise.
6871 (struct tree_block): Likewise.
6873 2001-03-12 David Edelsohn <edelsohn@gnu.org>
6875 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
6876 __WCHAR_TYPE__ definition.
6877 (WCHAR_TYPE_SIZE): #undef before #define.
6879 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6881 * cppfiles.c: Update comments.
6882 (destroy_include_file_node): Rename destroy_node.
6883 (find_or_create_entry): New function.
6884 (open_file, _cpp_fake_include): Use it.
6885 (handle_missing_header): New function, broken out of
6886 _cpp_execute include. Don't segfault if there is no
6887 system or quoted path.
6888 (_cpp_execute_include): Use handle_missing_header.
6890 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6892 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
6893 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
6895 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6897 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
6898 unless anti_dependence says they are.
6899 * alias.c (objects_must_conflict): If neither has a type specified,
6902 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6903 David Billinghurst <David.Billinghurst@riotinto.com>
6905 * config/mips/iris5.h: Change WCHAR_TYPE to int.
6907 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
6909 * i386.md (trunctfdf2_2): Rename missnamed pattern.
6910 (*_one_bit): Remove type on the match_operand in attributes.
6912 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
6914 * i386.c: Commit forgotten hunk in previous patch.
6915 (regclass_map): Add extended registers.
6916 (dbx_register_map): Add missing frame register.
6918 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
6920 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
6922 * i386.md (x86_sahf_1): Disable for 64bit.
6923 (popsi*, pophi*): Likewise.
6924 (pushqi, pushhi): Likewise.
6925 (movdi, pushdi): Likewise.
6926 (zero extend DImode splitter): Likewise.
6927 (adddi, minusdi splitter): Likewise.
6928 (umulsidi): Likewise.
6930 (mulsidi): Disable for 64bit
6931 (lshift:DI/ashift:DI): Disable for 64bit.
6932 (loop patterns): Likewise.
6933 (call_pop, call_value_pop expanders and patterns): Likewise.
6934 (prologue_get_pc): Likewise.
6936 (fcmovDI pattern and splitter): Likewise.
6937 (movdfcc_1_rex64): New.
6939 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
6941 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
6942 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
6943 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
6944 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
6945 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
6946 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
6947 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
6948 (PUSH_ROUNDING): x86_64 rounds to 64bits.
6949 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
6950 (REGPARM_MAX): Set to 6 for x86_64.
6951 (SSE_REGPARM_MAX): Set to 16 for x86_64.
6952 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
6955 * (patterns that does use upper halves): Update constraints
6956 'q' to 'Q' and 'r' to 'R'.
6957 (cmpqi_ext_1): Disable for 64bit.
6958 (cmpqi_ext_3_insn): Likewise.
6959 (movqi_extzv_1): Likewsie.
6960 (addqi_ext_1): Liekwsie
6961 (testqi_ext_1): Liekwsie
6962 (andqi_ext_1): Liekwsie
6963 (xorqi_ext_1): Liekwsie
6964 (cmpqi_ext_1_rex64): New.
6965 (cmpqi_ext_3_insn_rex64): Likewise.
6966 (movqi_extzv_1_rex64): Likewsie.
6967 (addqi_ext_1_rex64): Liekwsie
6968 (testqi_ext_1_rex64): Liekwsie
6969 (andqi_ext_1_rex64): Liekwsie
6970 (xorqi_ext_1_rex64): Liekwsie
6972 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6974 * configure.in: Move check for unsigned enumerated bitfields
6975 to macro in aclocal.m4. Disable it for now.
6976 * configure, config.in: Regenerate.
6977 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
6978 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
6979 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
6980 kind above its first use.
6982 * config/xm-interix.h, config/alpha/xm-alpha.h,
6983 config/i370/xm-linux.h, config/i386/xm-beos.h,
6984 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
6985 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6986 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
6987 Don't define ONLY_INT_FIELDS under any circumstances.
6989 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
6991 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6992 config/sparc/xm-sysv4.h: Delete - now identical with some
6994 * config.gcc (hppa targets): Replace xm-pahpux.h and
6995 xm-papro.h with implicit xm-pa.h.
6996 (sparc targets): Replace xm-sysv4.h with implicit or explicit
6999 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
7001 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
7002 before reload_cse_noop_set_p.
7004 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7006 * config.gcc: Where xm-host.h used to include another
7007 xm-host.h, list the nested header directly in xm_file. Remove
7008 references to deleted files. Can now use sparc/xm-sp64.h for
7011 * config/xm-linux.h, config/arm/xm-linux.h,
7012 config/i386/xm-dos.h, config/i386/xm-gnu.h,
7013 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
7014 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
7015 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
7016 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
7019 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
7020 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
7021 bother to wrap #undef in #ifdef.
7022 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
7023 Don't include xm-linux.h.
7024 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
7026 * configure.in: Wrap regexps using [] in changequote block.
7027 Use expr : not echo | grep. Simplify regexps.
7028 * configure: Regenerate.
7030 56 xm-files remain, 22 xm-arch.
7032 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7034 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
7035 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7036 (local_index, local_rindex): Delete, use strchr/strrchr instead.
7037 (copy_object): Fix format specifier vs argument mismatch.
7039 * mips-tdump.c: Make local functions static.
7040 (rindex): Don't #undef.
7041 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7042 (fatal, fancy_abort): Delete.
7043 (read_seek): Avoid signed/unsigned compare.
7045 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7047 * combine.c (try_combine): Fix error in change to try original
7049 (gen_rtx_combine): Do same as gen_rtx for now.
7051 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7053 * configure.in: AC_SUBST xm_defines.
7054 * configure: Regenerate.
7055 * Makefile.in: Set DEFINES=$(xm_defines) when building
7058 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7060 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
7061 (cpp_included, find_include_file): Update.
7062 (_cpp_compare_file_date): Make else unconditional.
7064 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
7066 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
7068 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7070 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
7071 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
7073 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
7075 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
7076 if it's a record type.
7078 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
7080 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
7081 mingw includes slightly.
7083 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7085 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
7086 #undef token before poisoning it.
7088 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7090 * alpha.c (check_float_value): Use memcpy, not bcopy.
7092 * m32r.c (m32r_sched_reorder): Likewise.
7094 * vax.c (check_float_value): Likewise.
7096 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7098 * toplev.c (file_name_nondirectory): Remove.
7099 * toplev.h: Similarly.
7100 * dwarf2out.c (compute_section_prefix): Use lbasename instead
7101 of file_name_nondirectory.
7103 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7105 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
7106 * mips-tfile.c: Don't #undef rindex; not used.
7108 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
7110 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
7111 (dbx64_register_map): Declare.
7112 (RETURN_ADDR_RTX): Fix for 64bit.
7113 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
7114 (INCOMING_FRAME_SP_OFFSET): Set to 8.
7115 * i386.c (dbx64_register_map): New global array.
7116 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
7117 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
7120 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7122 * cppfiles.c (search_from): Use lbasename.
7123 * mkdeps.c (deps_add_default_target): Use lbasename.
7125 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7127 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
7128 xcalloc in lieu of malloc, realloc & calloc.
7130 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
7132 * gengenrtl.c (xmalloc): Likewise.
7134 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
7135 really_call_* memory allocation routines.
7137 * stmt.c (check_for_full_enumeration_handling): Use
7138 really_call_calloc, not calloc.
7140 * system.h (really_call_malloc, really_call_calloc,
7141 really_call_realloc): Define.
7142 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
7144 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
7146 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
7148 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
7150 * configure: Rebuilt.
7151 * configure.in: Only use `lang_requires' for languages athat are
7154 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
7156 * invoke.texi: Fix typo.
7157 * gcc.1: Regenerate.
7159 2001-03-09 Zack Weinberg <zackw@stanford.edu>
7161 * configure.in: Prune nonexistent files from build_xm_file,
7162 xm_file, and host_xm_file lists. Warn unless they're
7164 Don't generate *config.h here.
7165 AC_SUBST all variables needed to generate *config.h.
7166 * configure: Regenerate.
7167 * mkconfig.sh: New helper script, from code removed from
7169 * Makefile.in: Zap all MALLOC variables - no longer used
7170 anywhere, and malloc.c doesn't exist.
7171 Substitute in variables needed to generate *config.h.
7172 Stop lying about the dependencies contained in CONFIG_H and
7174 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
7175 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
7176 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
7177 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
7178 $(TM_P_H), etc. as appropriate.
7180 * config.gcc: Zap references to deleted files.
7181 * ggc-none.c: Don't include rtl.h or tm_p.h.
7183 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
7184 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
7185 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
7186 config/i386/xm-linux.h, config/i386/xm-linux.h,
7187 config/i386/xm-next.h, config/i386/xm-openbsd.h,
7188 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
7189 Don't include i386/xm-i386.h.
7191 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
7192 config/i386/xm-i386.h, config/i860/xm-i860.h,
7193 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
7194 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7195 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
7196 Delete (empty except comments, #includes of other deleted
7197 files, and macros used nowhere).
7199 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
7201 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
7202 independent on TARGET_FLAGS.
7204 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
7206 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
7208 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
7210 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
7212 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
7213 LAST_REX_SSE_REG): define.
7214 (enum reg_class): Add 'LEGACY_REGS'
7215 (REG_CLASS_CONTENTS): Likewise; add extended registers.
7216 (SSE_REGNO_P): Recognize extended registers.
7217 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
7218 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
7219 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
7220 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
7221 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
7222 REG_OK_FOR_STRREG_P): Remove.
7223 (HI_REGISTER_NAMES): Add extended registers.
7224 (ADDITIONAL_REGISTER_NAMES): Likewise.
7225 (QI_REGISTER_NAMES): Add 8bit extended registers.
7226 (DEBUG_REG): Support extended registers.
7227 * i386.c (regclass_map): Add extended registers.
7228 (dbx_register-map): Likewise.
7229 (svr4_dbx_register_map): Likewise.
7230 (print_reg): Support extended registers.
7231 (print_operand): Support 64bit operands.
7233 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
7235 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
7236 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
7237 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
7238 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
7239 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
7240 STACK_BOUNDARY): Set properly for 64bits.
7241 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
7242 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
7243 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
7244 (MOVE_MAX): Set to 16.
7245 (MOVE_MAX_PIECES): 8 for 64bit.
7246 (Pmode): Set to SImode.
7248 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
7250 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
7252 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
7254 * i386.h (mask_64bit): New constant.
7255 (target_64bit): New macro.
7256 (target_options): Add '64'/'32'
7257 (target_default): Define.
7258 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
7259 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
7260 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
7262 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
7264 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
7266 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
7268 * rtlanal.c (rtx_varies_p): Check operand 0 of a
7269 LO_SUM unless for_alias is set.
7271 2001-03-08 Stan Shebs <shebs@apple.com>
7273 * objc/objc-act.c: Fix old typos in comments, add comments for
7275 (hash_init): Fix file name in error message.
7276 (hash_enter): Ditto.
7277 (hash_add_attr): Ditto.
7278 (continue_class): Ditto.
7280 2001-03-08 Bruce Korb <bkorb@gnu.org>
7282 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
7283 wait4() can receive the signal.
7285 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7287 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
7289 * fixinc/fixincl.x: Regenerate.
7291 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7293 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
7295 * fixinc/fixincl.x: Regenerate.
7297 2001-03-08 Richard Henderson <rth@redhat.com>
7299 * configure.in (HAVE_AS_LEB128): New assembler check.
7300 * configure, config.in: Rebuilt.
7302 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
7304 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
7307 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7309 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
7310 references to the MAXPATHLEN macro.
7312 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
7313 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
7316 * config/i386/xm-gnu.h, config/xm-gnu.h,
7317 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
7318 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
7319 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
7320 and/or unused files.
7322 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
7323 doing so in various xm-*.h files.
7325 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7327 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
7329 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
7331 * configure.in (enable_shared): Support per-package shared-library
7333 * configure: Rebuilt.
7335 2001-03-07 David Edelsohn <edelsohn@gnu.org>
7337 * rs6000.md (cr logic): Add original POWER mnemonic alternative
7338 for crnot. Set operands[5] in splitter.
7340 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7342 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
7343 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
7344 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
7345 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
7346 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
7347 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
7348 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
7351 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
7352 config/i370/xm-i370.h, config/i386/xm-dgux.h,
7353 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
7354 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
7355 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
7356 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
7357 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
7358 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
7359 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
7360 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
7361 Delete unused and/or empty files.
7363 * config.gcc: Define USG in xm_defines as appropriate. Define
7364 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
7365 macro. Remove deleted xm-* files from $xm_files variable.
7367 2001-03-07 Tom Tromey <tromey@redhat.com>
7369 * configure: Rebuilt.
7370 * configure.in: Allow config-lang.in to set `lang_requires' to list
7371 of other required languages.
7373 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
7375 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
7377 (output_prologue): Use xmalloc not oballoc.
7378 (output_epilog): Free a29k_first_epilogue_insn when finished.
7379 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
7381 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
7383 * builtins.c (expand_builtin_mathfn): Check
7384 flag_unsafe_math_optimizations, not flag_fast_math.
7385 (expand_builtin): Likewise
7386 * combine.c (combine_simplify_rtx): Likewise.
7387 (simplify_if_then_else): Likewise.
7388 * cse.c (fold_rtx): Likewise.
7389 * flags.h: Remove flag_fast_math. Add
7390 flag_unsafe_math_optimizations and flag_trapping_math.
7391 * fold-const.c (negate_expr): Check
7392 flag_unsafe_math_optimizations, not flag_fast_math.
7393 (invert_truthvalue): Likewise.
7394 (fold): Likewise. Before associating operands, check that
7395 code == MULT_EXPR, not code != MULT_EXPR.
7396 * ifcvt.c (noce_try_minmax): Check
7397 flag_unsafe_math_optimizations, not flag_fast_math.
7398 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
7399 * invoke.texi: Document -funsafe-math-optimizations and
7400 -fno-trapping-math. Change documentation for -ffast-math.
7401 * jump.c (reversed_comparison_code_parts): Likewise.
7402 (rtx_equal_for_thread_p): Likewise.
7403 * optabs.c (emit_conditional_move): Likewise.
7404 * simplify-rtx.c (simplify_binary_operation): Likewise.
7405 (simplify_relational_operation): Likewise.
7406 (simplify_ternary_operation): Likewise.
7407 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
7408 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
7409 Add trapping-math and unsafe-math-optimizations entries to f_options.
7410 (set_fast_math_flags): New, sets flags for -ffast-math.
7411 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
7412 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
7413 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
7415 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
7416 (alpha_emit_conditional_move): Initialize local_fast_math to
7417 flag_unsafe_math_optimizations, not flat_fast_math.
7418 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
7419 instead of setting flag_fast_math to 1.
7420 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
7422 * config/i386/i386.c (override_options): Likewise
7423 * config/i386/i386.md: Likewise.
7424 * config/m68k/m68k.md: Likewise.
7425 * config/mips/mips.md: Likewise.
7426 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
7427 (rs6000_generate_compare): Likewise.
7429 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7431 * Makefile.in: Set RANLIB to @RANLIB@.
7434 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7436 * fixinc/inclhack.def (djgpp_wchar_h): New test.
7437 * fixinc/fixincl.x: Regenerated.
7439 2001-03-07 Richard Henderson <rth@redhat.com>
7441 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
7443 2001-03-07 Richard Henderson <rth@redhat.com>
7445 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
7446 of block notes and exception handling notes.
7448 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
7449 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
7450 (compile_file): ... here.
7452 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7454 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
7456 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
7457 config.h now. Include libiberty.h to handle alloca.
7459 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7461 * c-parse.in (yylexname): New function, split out of _yylex.
7462 (objc_rid_sans_at): New table.
7463 (init_reswords): Initialize it.
7464 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
7465 retrieving the next token and checking it for significance as
7466 an ObjC keyword or string constant.
7468 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
7469 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
7471 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
7474 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
7476 * config/m68k/m68k.c (const_uint32_operand): Accept any
7477 const_int on a 32-bit host.
7479 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
7481 * objc/objc-act.c (init_objc): Set save_lang_status,
7482 restore_lang_status, and mark_lang_status.
7484 2001-03-06 Krister Walfridsson <cato@df.lth.se>
7486 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
7488 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
7490 * cppinternals.texi: Update.
7492 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7494 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7495 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
7496 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
7497 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7498 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
7499 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7500 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
7501 config/i386/xm-i386.h, config/i860/xm-i860.h,
7502 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7503 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
7504 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7505 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7506 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7507 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7508 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
7509 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7510 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
7511 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7512 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7513 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
7514 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
7515 match the defaults provided in hwint.h.
7517 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7518 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
7520 * config.gcc (xm_file): Don't set to files which are deleted.
7522 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
7523 guard this file against these macros being undefined.
7525 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7527 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
7528 and DECL_DEFER_OUTPUT on the decl we create, before calling
7529 rest_of_decl_compilation.
7531 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7533 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
7535 * configure, config.in: Regenerate.
7536 * config.gcc: Remove references to deleted files.
7538 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
7539 genrecog.c, rtl.c: Do not use alloca anywhere.
7541 * Makefile.in, build-make, system.h, config/x-interix,
7542 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
7543 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
7544 config/arc/xm-arc.h, config/arm/xm-arm.h,
7545 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7546 config/h8300/xm-h8300.h, config/i370/x-oe,
7547 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
7548 config/i386/x-ncr3000, config/i386/x-sco5,
7549 config/i386/xm-dgux.h, config/i860/x-sysv4,
7550 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
7551 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
7552 config/m68k/x-hp320g, config/m69k/x-mot3300,
7553 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
7554 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
7555 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
7556 config/m88k/x-sysv4, config/m88k/x-tekXD88,
7557 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7558 config/mips/x-iris, config/mips/x-iris3,
7559 config/mips/x-sni-svr4, config/mips/x-sysv,
7560 config/mips/xm-iris6.h, config/mips/xm-mips.h,
7561 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
7562 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
7563 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7564 config/pa/xm-papro.h, config/romp/xm-romp.h,
7565 config/rs6000/x-aix31, config/rs6000/x-aix41,
7566 config/rs6000/x-beos, config/rs6000/x-lynx,
7567 config/rs6000/x-mach, config/rs6000/x-rs6000,
7568 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
7569 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7570 config/sparc/x-sysv4, config/sparc/xm-linux.h,
7571 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
7572 config/vax/xm-vms.h: Eradicate all references to alloca and
7575 * config/xm-alloca.h, config/clipper/x-clix,
7576 config/i386/xm-sysv4.h, config/i860/x-fx2800,
7577 config/i860/x-sysv3, config/m88k/x-sysv3,
7578 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
7579 (contained only alloca related hacks).
7581 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
7584 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
7586 * invoke.texi: Document __FAST_MATH__.
7588 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7590 * crtstuff.c: Restore include of auto-host.h.
7592 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
7594 Put main() in a separate file, so that the language
7595 front-end can use a different main().
7598 * toplev.c: (main): Rename as toplev_main.
7599 * toplev.h: Declare toplev_main.
7600 * Makefile.in (OBJS): add toplev.o.
7601 (BACKEND): remove toplev.o, add main.o.
7603 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7605 * cppfiles.c (search_from): Special case the empty string.
7607 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7609 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
7610 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
7611 strlen or strcpy; we already know the length.
7612 (_cpp_compare_file_date): Similarly.
7613 * cpphash.h (struct cpp_reader): Delete done_initialising.
7614 (CPP_PREV_BUFFER): Delete.
7615 * cppinit.c (cpp_start_read): Don't set done_initialising.
7616 * cpplex.c (parse_string): Guarantee null-termination.
7617 (_cpp_equiv_toklists): Remove.
7618 * cpplib.c (glue_header_name): Null-terminate.
7619 (do_line): Don't leak memory.
7620 * cpplib.h (BT_WEAK): Delete.
7621 * cppmain.c (cb_ident): Strings are now null-terminated.
7623 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
7625 * gcc.c (convert_filename): Append executable suffix
7626 if NO_AUTO_EXE_SUFFIX is not defined.
7627 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
7628 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
7630 2001-03-03 David O'Brien <obrien@FreeBSD.org>
7632 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7633 * c-parse.gperf, c-gperf.h: Delete.
7634 (c-gperf.h was accidently re-added to the CVS repo in the rev
7635 1.16 commit by tromey)
7637 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7639 * cpplex.c (_cpp_lex_token): Don't warn about directives in
7640 macro arguments when looking for the '('.
7641 * cppmacro.c (funlike_invocation_p): Set parsing_args to
7642 2 when really parsing arguments; 1 when looking for '('.
7643 Always restore the lexer position.
7645 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7647 * longlong.h (umul_ppmm): Don't use a multiline string.
7649 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7651 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
7652 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
7653 t_bool in declaration because pcc can't combine volatile with typedef
7656 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
7658 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
7659 until when it is really needed.
7660 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
7661 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
7662 * i386.md (float?i?f splitter): Don't force source operand to memory
7664 (sse_movdfcc): Fix constraint.
7665 (sse_movdfcc splitter): Handle properly the second alternative.
7667 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7669 * cpplex.c (parse_string): Unconditionally pedwarn.
7671 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7674 * cppexp.c (parse_number): Update.
7675 * cpplex.c (parse_string): Pedwarn if multiline string does not
7676 result from a system header's macro.
7677 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
7678 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
7679 for function-like macros too.
7680 * c-lex.c (lex_number): Update.
7682 2001-03-03 Richard Henderson <rth@redhat.com>
7684 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
7686 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
7688 * combine.c (try_combine): If split with mode-changed scratch
7689 register didn't work, try the original mode.
7691 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
7693 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
7694 * config/c4x/c4x.h: Likewise.
7695 * stor-layout.c (compute_record_mode): Likewise.
7696 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
7698 2001-03-02 Zack Weinberg <zackw@stanford.edu>
7700 * configure.in: Kill tm.h. Include the files in the $tm_file
7701 list in all three of config.h, hconfig.h, tconfig.h, after the
7702 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
7703 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
7704 * configure: Regenerate.
7705 * Makefile.in (clean): Don't delete tm.h.
7707 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
7708 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
7709 those are not defined, set SEC and FEC to 0 and 1.
7710 * gcc.texi: Update to match.
7712 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
7713 * config/fp-bit.c, config/m68k/aux-crt2.asm,
7714 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
7715 Include tconfig.h, not tm.h.
7717 * config/xm-lynx.h, config/xm-std32.h,
7718 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7719 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
7720 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
7721 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7722 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7723 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7724 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
7725 config/i386/xm-i386.h, config/i860/xm-i860.h,
7726 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7727 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
7728 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7729 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7730 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7731 config/pa/xm-linux.h, config/pa/xm-pa.h,
7732 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7733 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
7734 config/pj/xm-pj.h, config/romp/xm-romp.h,
7735 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7736 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7737 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7738 config/v850/xm-v850.h, config/vax/xm-vax.h,
7739 config/we32k/xm-we32k.h:
7741 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
7743 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
7744 config/i370/xm-oe.h: Don't include tm.h. Don't define
7746 * config/vax/xm-vms.h: Don't include tm.h.
7748 * config/xm-lynx.h, config/avr/xm-avr.h,
7749 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
7750 Delete; made empty by above changes.
7751 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7752 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
7753 Don't include config/xm-lynx.h or tm.h.
7755 * config/xm-gnu.h: Don't include fcntl.h.
7756 * config/sparc/xm-lynx.h: Don't include sys/types.h and
7758 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
7760 2001-03-02 Richard Henderson <rth@redhat.com>
7762 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
7763 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
7765 2001-03-02 Richard Henderson <rth@redhat.com>
7767 * Makefile.in (OBJS): Add dwarf2asm.o.
7768 * dwarf2asm.c, dwarf2asm.h: New files.
7769 * dwarf2out.c (*): Use them.
7770 (size_of_uleb128, size_of_sleb128): Remove.
7771 (output_uleb128, output_sleb128): Remove.
7772 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
7773 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
7774 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
7775 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
7776 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
7777 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
7778 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
7779 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
7780 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
7781 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7782 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
7783 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
7784 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
7785 (dwarf2out_frame_debug): Remove unused variables.
7786 (output_loc_operands): Don't abort on 8 byte constants if
7787 host integers are wide enough.
7788 (output_symbolic_ref): Remove.
7789 (size_of_die): Don't assume 4 byte host integers.
7790 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
7792 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
7793 something stupid with HOST_WIDE_INT to long truncation.
7794 [CONST_DOUBLE]: Likewise.
7796 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
7797 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7798 * config/arm/unknown-elf.h: Likewise.
7799 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
7800 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
7801 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
7802 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
7803 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
7804 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
7805 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
7806 (ASM_OUTPUT_DWARF_OFFSET): Remove.
7807 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
7808 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
7809 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
7810 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
7812 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7814 * cselib.c (hash_rtx): Cast enums to unsigned int.
7816 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7818 * print-rtl.c (print_rtx): Cast enums to int for comparison.
7819 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
7821 * c-format.c (C_STD_VER): Cast to int for comparisons.
7822 (check_function_format): Cast various enums to int for &.
7823 (maybe_read_dollar_number): Likewise.
7824 (check_format_info): Likewise.
7825 (check_format_info_main): Likewise.
7826 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
7827 (safe_from_p): Likewise.
7828 * varasm.c (const_hash): Cast enum to int for %.
7829 * emit-rtl.c (init_emit_once): Use int loop variable to work around
7830 pcc enum problems with < and ++ operators.
7831 * regclass.c (init_reg_sets_1): Cast enums for comparison.
7832 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
7833 (regclass_init): Change enum class to int to iterate over reg_classes.
7834 * genrecog.c (merge_trees): Cast enums for comparison.
7835 * rtl.h (GET_CODE): Cast to enum rtx_code.
7836 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
7837 (GET_MODE): Cast to enum machine_mode.
7838 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
7839 (GET_NOTE_INSN_NAME): Cast enum to int.
7840 * tree.h (TREE_CODE): Cast to enum tree_code.
7841 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
7842 * timevar.c (timevar_print): Change loop variable id from enum to
7844 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
7845 * config/i386/i386.md: Use PUT_MODE for mode assignment.
7846 * toplev.c (compile_file): Cast enum DFI to int.
7847 (decode_d_option): Likewise.
7849 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
7851 * cppinit.c (append_include_chain): Mark "after" include file name list
7852 as a system directory.
7853 * cpp.texi: Document new behavior.
7855 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
7857 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
7859 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
7861 * cppfiles.c (struct include_file): Update.
7862 (stack_include_file): Use search_from.
7863 (cpp_included, find_include_file): Update.
7864 (cpp_execute_include): Update. ptr->name may not be
7865 null terminated. Use the new search_from member variable
7867 (_cpp_compare_file_date): Similarly.
7868 (search_from): New function, similiar to actual_directory.
7869 (actual_directory): Delete.
7870 (remap_filename): Update. loc->name may not be null terminated.
7871 (struct file_name_list): Rename search_path. Update.
7872 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
7873 search_from and dir.
7874 (struct cpp_reader): Remove actual_dirs.
7875 * cppinit.c (struct cpp_pending): Update for renamed objects.
7876 (append_include_chain, remove_dup_dir, remove_dup_dirs,
7877 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
7878 * cpplib.h (struct cpp_options): Similarly.
7880 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7882 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
7883 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
7884 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7885 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7886 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7887 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7888 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7889 config/i370/xm-linux.h, config/i370/xm-mvs.h,
7890 config/i370/xm-oe.h, config/i386/xm-aix.h,
7891 config/i386/xm-i386.h, config/i386/xm-osf.h,
7892 config/i860/xm-i860.h, config/i960/xm-i960.h,
7893 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7894 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
7895 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
7896 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
7897 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
7898 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7899 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7900 config/pj/xm-pj.h, config/romp/xm-romp.h,
7901 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7902 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7903 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7904 config/v850/xm-v850.h, config/vax/xm-vax.h,
7905 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
7906 Do not define TRUE or FALSE.
7908 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
7909 empty by above change.
7910 * config.gcc: Remove references to these files.
7912 * configure.in: Detect stdbool.h.
7913 * configure, config.in: Regenerate.
7914 * system.h: Include stddef.h here if available.
7915 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
7916 Then set up a sensible boolean type at the very end.
7918 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
7919 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
7921 * hash.h: Delete 'boolean' typedef and related #undefs.
7923 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
7924 all uses of 'boolean' with 'bool'.
7926 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7928 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
7929 * cppexp.c (lex): Cast enums for comparison.
7930 * cppinit.c (parse_option): Cast enum for comparison.
7931 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
7932 (cpp_output_token): Likewise.
7933 (cpp_can_paste): Cast enums for comparsion and plus/minus.
7934 (cpp_avoid_paste): Cast enums for minus and comparison.
7936 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7938 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
7939 field to all array elements.
7941 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7943 * cpphash.h (struct cpp_reader): Add print_version field.
7944 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
7945 just set print_version and other flags as appropriate.
7946 (cpp_post_options): Print version here if print_version is set.
7948 * toplev.c (exit_after_options): New flag.
7949 (independent_decode_option): Don't exit here; just set
7951 (main): Exit after calling lang_hooks.post_options if
7952 exit_after_options is true.
7954 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
7955 (merge_include_chains): Adjust comment to match code.
7957 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7959 * stringpool.c (set_identifier): New function.
7960 * tree.h: Prototype it.
7962 * c-parse.in: Kill D_YES. If compiled for objc, call
7963 save_and_forget_protocol_qualifiers from init_reswords.
7964 * objc/objc-act.c (remember_protocol_qualifiers,
7965 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
7966 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
7968 (save_and_forget_protocol_qualifiers): New function.
7969 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
7971 2001-03-01 Diego Novillo <dnovillo@redhat.com>
7973 * c-semantics.c (prune_unused_decls): Return error_mark_node
7974 instead of (tree) 1 to stop traversing the tree chain.
7976 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7978 Fix a problem introduced by Kenner's Feb 18 change.
7979 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
7980 flag_cse_skip_blocks only temporarily, not for ever.
7982 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
7984 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
7985 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
7987 * pa.c (emit_move_sequence): Verify operand0 is a hard register
7988 before determining its register class.
7990 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7992 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
7993 from reg 4 if current_function_calls_setjmp.
7994 (gen_nop_type): New function.
7995 (ia64_emit_nops): New function.
7996 (ia64_reorg): Call it.
7997 (ia64_sched_reorder): Move code that rotates bundles up a bit.
7999 * reload1.c (eliminate_regs_in_insn): Restrict the special case
8000 code not to try to optimize adds with anything but a REG destination.
8002 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
8003 (INSN_PRIORITY_KNOWN): New accessor macro.
8004 * haifa-sched.c (priority): Use it instead of testing priority against
8007 2001-02-28 DJ Delorie <dj@redhat.com>
8009 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
8010 since that doesn't work the way gcc wants on a generic m68k.
8012 2001-02-28 Richard Henderson <rth@redhat.com>
8014 * caller-save.c (save_call_clobbered_regs): Fix typo in
8015 comparison last change.
8017 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
8019 * i386.c (pentium4_cost): New.
8020 (m_PENT4): New macro.
8021 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
8022 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
8023 x86_integer_DFmode_moves, x86_partial_reg_dependency,
8024 x86_memory_mismatch_stall): Add Pentium4
8025 (x86_use_q_reg, x86_use_any_reg): Kill.
8026 (override_options): Add pentium4.
8027 (incdec_operand): Return 0 for pentium4.
8028 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
8029 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
8030 (TARGET_PENTIUM4): Define.
8031 (enum processor_type): Add PROCESSOR_PENTIUM4.
8032 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
8033 * i386.md (attribute "cpu"): Add pentium4.
8034 * invoke.texi (march): Add pentium4.
8036 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
8038 * i386.md (sse_mov?fcc*): New patterns and splitters.
8039 * i386.c (ix86_expand_movcc): Work post-reload; recognize
8040 the SSE based conditional moves.
8042 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
8044 * i386.md (attribute mode): Add "TI".
8045 (movsf_1): Add pxor support; remove constant propagation splitter.
8046 (movdf_integer): Likewise.
8047 (movdf_nointeger): Likewise.
8048 (movxf constant prop splitter): Handle all modes; update for SSE.
8049 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
8050 * i386.c (standard_80387_constant_p): Rewrite.
8051 (standard_sse_constant_p): New.
8052 * i386-protos.h (standard_sse_constant_p): New.
8054 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
8056 * i386.md (sse_setccsf, sse_setccdf): New.
8057 (sse_cmp* patterns): Use '%D' instead of outputtting condition
8059 * i386.c (sse_comparison_operator): Accept the supported unordered
8060 comparses; be ready for fast_math.
8061 (print_operand): Support 'D'.
8063 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
8065 * jump.c (reversed_comparison_code): Kill.
8067 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
8069 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
8072 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
8074 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
8075 add missing '%' in constraints.
8077 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
8079 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
8080 for HOST_BITS_PER_WIDE_INT == 32 too.
8082 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
8084 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
8086 (insert_save, insert_restore): New parameter save_mode.
8087 (init_caller_save): Update initialization of reg_save_code
8088 and reg_restore_code.
8089 (save_call_clobbered_regs): Compute save_modes and update calls to
8090 reg_save_code and reg_restore_code.
8091 (insert_restore): Unsignetize numbers; use save_modes to choose mode
8092 of spill; update use of reg_restore_code.
8093 (insert_save): Likewise.
8094 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8095 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8096 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
8098 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8100 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
8101 noce_try_store_flag_inc, noce_try_store_flag_mask,
8102 noce_try_cmove_arith):
8103 Use reversed_comparison_code instead of reverse_comparison and
8104 can_reverse_comparison_p.
8106 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
8108 * jump.c (reversed_comparison_code_parts): Allow reversal of
8109 unordered compares in -ffast-math mode; reverse ordered compares
8110 for FP even w/o -ffast-math.
8112 2001-02-27 Richard Henderson <rth@redhat.com>
8114 * print-rtl.c (print_rtx) [i]: Don't print field five on
8115 NOTEs other than NOTE_INSN_DELETED_LABEL.
8117 2001-02-27 Zack Weinberg <zackw@stanford.edu>
8119 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
8120 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
8122 2001-02-27 Diego Novillo <dnovillo@redhat.com>
8124 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
8125 even if walk_subtrees is 0.
8126 * c-semantics.c (prune_unused_decls): Return a non-null value to
8127 stop traversing the tree chain.
8129 2001-02-27 DJ Delorie <dj@redhat.com>
8131 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
8132 register, *then* define it as the new CFA.
8134 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
8136 * pa.c (override_options): Promote -fpic to -fPIC.
8137 (legitimize_pic_address): Simplify due to removal of
8138 small PIC as a code generation option.
8139 (secondary_reload_class): Similarly.
8140 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
8141 (PRINT_OPERAND_ADDRESS): Similarly.
8142 * pa.md (various patterns): Similarly.
8143 (small pic lo_sum pattern): Remove.
8145 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
8148 * md.texi (min, max): Document
8150 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
8152 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
8153 TARGET_PARTIAL_REG_DEPENDENCY.
8154 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
8156 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
8158 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
8160 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
8162 * mips.c (mips_make_temp_file): Fix thinko in last change.
8164 2001-02-26 Jason Eckhardt <jle@redhat.com>
8166 * combine.c (known_cond): Do not reverse the condition when
8167 SMAX/UMAX is being considered and the condition is for equality
8170 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
8172 2001-02-26 Philip Blundell <philb@gnu.org>
8174 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
8176 * config/arm/linux-elf.h: Remove historical relics related to
8177 above configurations.
8178 * config/arm/linux-oldld.h: Delete.
8179 * config/arm/linux-elf26.h: Delete.
8181 2001-02-26 Jason Merrill <jason@redhat.com>
8183 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
8185 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
8186 recognize a tentative definition. Lose obsolete code.
8188 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
8189 variables unless necessary, either.
8191 2001-02-25 Richard Henderson <rth@redhat.com>
8193 * ifcvt.c (struct noce_if_info): Add test_bb.
8194 (noce_get_alt_condition): New.
8195 (noce_try_minmax, noce_try_abs): New.
8196 (noce_operand_ok): New.
8197 (noce_process_if_block): Use them.
8198 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
8200 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
8202 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
8205 2001-02-25 Zack Weinberg <zackw@stanford.edu>
8207 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
8208 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
8210 (mips_asm_file_end): Free temp_filename here.
8212 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8214 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
8215 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
8217 * config/i386/i386.md (movstrsi): Handle FAIL case.
8219 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
8221 * cppinit.c (builtin_array): Update.
8222 (init_builtins): Flag builtins to warn if redefined or
8223 undefined. Define __GXX_WEAK as a normal macro.
8224 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
8225 * cpplib.h (NODE_WARN): New flag.
8226 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
8227 Handle __STDC__ as a builtin only on Solaris.
8228 (warn_of_redefinition): Renamed from check_macro_definition.
8229 Reverse sense of test. Always warn if NODE_WARN.
8230 (_cpp_create_definition): Use warn_of_redefinition. Flag
8231 any macro beginning with "__STDC_" to require a mandatory
8232 warning if redefined or undefined.
8234 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8236 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
8237 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
8238 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
8239 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
8240 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
8241 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
8242 Don't define any of:
8243 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
8244 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
8245 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
8246 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
8247 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
8249 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
8250 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
8253 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
8254 Delete now-empty file.
8256 * alpha/vms.h: Define NEED_ATEXIT here...
8257 * alpha/xm-vms.h: ...not here.
8259 * i386/cygwin.h: Don't define PARAMS.
8260 * mips/mips.c: Don't prototype mktemp. Don't define
8261 P_tmpdir. Use make_temp_file to create temporary files.
8262 Don't be clever and delete temporary files early.
8263 * config.gcc: Drop references to deleted files. Don't define
8265 * gcc.texi: Don't mention USE_PROTOTYPES.
8267 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8269 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
8270 (ix86_set_move_mem_attrs_1): Likewise.
8271 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
8272 * config/i386/i386.md (movstrsi): Call it.
8274 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8276 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
8277 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
8278 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
8279 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
8281 (i750a-*-*): Error here if hosting on i750a.
8282 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
8284 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
8285 Remove (empty modulo comments).
8287 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
8288 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
8289 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
8290 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
8291 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
8292 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
8294 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
8295 Remove reference to winnt.h in comment.
8296 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
8298 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8300 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
8301 used to set another biv.
8303 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8305 * tree.h (BLOCK_DEAD): New macro.
8306 (struct tree_block): New flag, dead_flag.
8307 * print-tree.c (print_node, case 'b'): Print missing fields.
8308 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
8309 * function.c (identify_blocks): Enable test for misplaced notes.
8310 (all_blocks): Skip BLOCK_DEAD blocks.
8311 * integrate.c (integrate_decl_tree): Likewise.
8313 * errors.c (internal_error, trim_filename): New functions.
8314 (fancy_abort): Call internal_error.
8315 * errors.h (internal_error, trim_filename): New declarations.
8317 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
8319 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
8321 (EXTRA_CONSTRAINT): Formatting changes.
8323 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8325 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
8327 2001-02-23 Per Bothner <per@bothner.com>
8329 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
8330 so they can be called from java/jvspec.c.
8331 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
8333 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
8335 * i386.c (ix86_frame): New structure.
8336 (ix86_compute_frame_size): Kill.
8337 (ix86_compute_frame_layout): New.
8338 (ix86_save_reg): New.
8339 (ix86_can_use_return_insn_p): Use frame layout stuff.
8340 (ix86_expand_prologue): Likewise.
8341 (ix86_expand_epilogue): Likewise.
8342 (ix86_initial_elimination_offset): Likewise.
8343 (ix86_nsaved_regs): Use ix86_save_reg.
8344 (ix86_emit_save_regs): Likewise.
8346 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
8348 * flow.c (find_sub_basic_blocks): New function.
8349 (split_block): Be ready for basic block introduced by CODE_LABEL.
8350 (commit_one_edge_insertion): Call find_sub_basic_block.
8352 * flow.c (make_edges): Add edge from entry for blocks starting with
8353 label having ALTERNATE_NAME
8355 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
8357 * function.c (epilogue_done): Be ready for first basic block not
8358 containing PROLOGUE_END note.
8359 (reposition_prologue_and_epilogue_notes): Avoid placing
8360 PROLOGUE_END note between BASIC_BLOCK.
8362 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
8364 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
8366 2001-02-21 DJ Delorie <dj@redhat.com>
8368 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
8369 check for current_function_has_nonlocal_goto from 1999-11-12.
8371 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8373 * diagnostic.c (trim_filename): No longer static.
8374 * toplev.h (trim_filename): Declare.
8375 * rtl.c (rtl_check_failed_bounds): Call internal_error.
8376 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
8377 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
8378 (rtvec_check_failed_bounds): Likewise.
8379 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
8381 * convert.c (convert_to_integer): Don't do unsigned unless result or
8382 both inputs are unsigned.
8384 * fold-const.c (fold_convert): Don't call size_int_type_wide if
8387 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
8389 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
8391 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
8393 * Makefile.in (resource.o): Add params.h dependence.
8394 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
8395 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
8396 * resource.c: Add dependence on params.h.
8397 (current_live_regs): Fix explanatory comment.
8398 (find_basic_block): Add new parameter to permit limiting search
8400 (mark_target_live_regs): Add new argument to find_basic_block call.
8401 (incr_ticks_for_insn): Likewise.
8403 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8405 * diagnostic.c (output_to_stream): Rename to
8406 output_buffer_to_stream. Loses the stream parameter.
8407 (init_output_buffer): Set diagnosic_buffer's stream.
8408 (flush_diagnostic_buffer): Adjust.
8409 (default_print_error_function): Likewise.
8410 (finish_diagnostic): Likewise.
8411 (verbatim): Likewise.
8413 * diagnostic.h (struct output_buffer): Add `stream' field.
8414 (output_buffer_attached_stream): New macro.
8416 2001-02-23 Jakub Jelinek <jakub@redhat.com>
8418 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
8419 check if either operand is divisible by C.
8420 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
8421 If type is signed, consider negative numbers as well.
8423 2001-02-22 Richard Henderson <rth@redhat.com>
8425 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
8426 reach .text instead of gp-relative relocs.
8427 * config/ia64/crtend.asm (.init): Likewise.
8429 2001-02-22 Andreas Jaeger <aj@suse.de>
8431 * extend.texi (C++ Attributes): Fix typo.
8433 2001-02-21 David Mosberger <davidm@hpl.hp.com>
8435 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
8436 functions, drop current_function_args_info.words test.
8437 (ia64_compute_frame_size): Mark syscall_linkage functions as
8438 using eight input registers.
8440 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
8441 Bruce Korb <bkorb@gnu.org>
8443 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
8444 * fixinc/README: Document how to convert sed substitutions
8445 to format style c_fix-es.
8446 * fixinc/fixincl.x: regen
8448 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
8450 * gcc.c: Add comment explaining how to add a command-line option.
8451 Add title to specs language comment.
8453 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8455 * gcc.c (cc1_options): Add "-param".
8456 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
8457 (option_map): Likewise.
8458 * toplev.c (display_help): Add entry for "--param".
8459 (independent_decode_option): Fix typographical error.
8461 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
8462 Bernd Schmidt <bernds@redhat.com>
8463 Jan Hubicka <jh@suse.cz>
8465 * i386.c (function_arg_advance): Pass SSE arguments in registers.
8466 (function_arg): Likewise.
8468 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
8470 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
8472 2001-02-21 Kazu Hirata <kazu@hxi.com>
8474 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
8478 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
8480 * flow.c (init_propagate_block_info): Canon address and use single_set
8481 for killing dead memory stores.
8483 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8485 * Makefile.in (reorg.o): Add params.h dependence.
8486 * params.def: Fix typographical error in comment.
8487 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8488 * params.h: Modify introductory comment.
8489 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8490 * reorg.c: Add dependence on params.h.
8491 (redundant_insn): Add parameterized throttle for search.
8492 (fill_simple_delay_slots): Add a comment explaining a variable.
8493 Move conditional out of loop, simplifying code.
8494 (fill_eager_delay_slots): Fix typographical error in comment.
8496 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
8498 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
8500 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
8501 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
8503 2001-02-21 Jason Merrill <jason@redhat.com>
8505 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
8506 (struct tree_decl): Add uninlinable bitfield.
8507 * c-decl.c (duplicate_decls): Set it.
8508 * integrate.c (function_cannot_inline_p): Check it.
8510 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
8511 DW_AT_MIPS_linkage_name to abstract methods.
8512 (dwarf2out_abstract_function): Emit class context before calling
8513 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
8514 (gen_subprogram_die): Remove obsolete code.
8515 (gen_member_die): Don't include clones in the member list.
8516 (gen_decl_die): Emit abstract info for clone origin.
8517 * dwarfout.c (output_type): Don't include clones in the member list.
8518 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
8519 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
8520 DECL_ABSTRACT on a function that already has it set.
8522 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
8523 (get_subprogram_die): Pass it in.
8525 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
8527 * flow.c (mark_set_1): Make not_dead unsigned long. For
8528 non-pseudos, use it as a bitmask of the hard regs that
8531 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
8533 * cppfiles.c: Update comments.
8534 (_cpp_read_file): Don't check for NULL filenames any more.
8535 * cppinit.c (cpp_start_read): Don't do canonicalization of
8536 in_fname and out_fname. Use the passed file name exclusively.
8537 (_cpp_handle_options): Don't treat "-" as a command line option,
8538 but as a normal filename.
8539 (_cpp_post_options): Canonicalize in_fname and out_fname.
8540 * cppmain.c (printer_init): Don't check out_fname for NULL.
8541 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
8542 (init_c_lex): Update, and use "" to represent stdin to CPP.
8545 2001-02-20 Will Cohen <wcohen@redhat.com>
8547 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
8548 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
8549 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
8552 2001-02-20 Stan Shebs <shebs@apple.com>
8554 * config/rs6000/rs6000.c (output_cbranch): Output branches
8555 on separate lines instead of using ';' to separate.
8557 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
8559 * cppinit.c (set_lang): Move builtin handling to...
8560 (init_builtins): ...here.
8561 (_cpp_create_reader): Move call to set_lang.
8563 2001-02-20 Mark Mitchell <mark@codesourcery.com>
8565 * stmt.c (expand_return): If an attempt is made to return the
8566 error_mar_node, treat the return like a return without a value.
8568 2001-02-19 Zack Weinberg <zackw@stanford.edu>
8570 * sibcall.c (skip_copy_to_return_value): Call
8571 identify_call_return_value here, and return orig_insn if it
8572 returns zero. Hardret and softret arguments now unnecessary.
8573 (call_ends_block_p): Don't call identify_call_return_value here.
8575 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
8577 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
8578 * ggc.h (ggc_mark_if_gcable): Delete prototype.
8580 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
8582 * pa.c (move_operand): Accept code to load the address of a
8583 symbol out of the DLT as a valid move operand.
8584 (print_operand, case 'A'): New to handle generating a DLT
8585 reference for a LO_SUM expression.
8586 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
8587 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
8589 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
8591 * README, cpp.texi, gcc.texi, version.c: Update version number to
8593 * cpp.1, gcov.1, gcc.1: Regenerate.
8595 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
8597 * cppfiles.c (stack_include_file): Generate dependencies
8598 here, and manage include_count here too.
8599 (PRINT_THIS_DEP): Delete.
8600 (_cpp_execute_include): Do not generate dependencies here,
8601 apart from the case of a missing header. Do not manage
8603 (_cpp_read_file): Leave dependency generation to
8606 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
8608 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
8609 target_cpu_default. Remove dead assignment to
8612 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
8614 * regclass.c (contains_reg_of_mode): Make global.
8615 (init_reg_sets): Remove contains_reg_of_mode; take into account
8616 CLASS_MAX_NREGS when looking for the proper mode.
8617 (dump_regclass): Dump only classes considered for the pseudo.
8618 (regclass): Use contains_reg_of_mode.
8620 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
8622 * gcc.c (do_spec_1): 'n' for printing notices.
8623 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
8625 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
8627 * reg-stack.c (next_flags_user): Use current_block->end
8628 (swap_rtx_condition): Look for next user if flags don't die;
8629 give up on CALL_INSNs; use current_block->end.
8631 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8633 * sibcall.c (call_ends_block_p): New function.
8634 (optimize_sibling_and_tail_recursive_call): Use it.
8636 2001-02-18 Kazu Hirata <kazu@hxi.com>
8638 * config/h8300/h8300.md: Update copyright.
8639 (andsi3): Do not output an extra newline character.
8641 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8643 * toplev.c (note_deferral_of_defined_inlined_function): Argument
8644 FNDECL may be unused.
8646 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
8647 follow jumps after first run.
8648 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
8649 it doesn't change any jumps.
8651 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
8653 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
8654 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
8655 (mostlyclean): Corresponding changes.
8656 * rtlanal.c (hard-reg-set.h): Include.
8657 (rtx_unstable_p): Do not treat the argument pointer specially
8658 if it is not a fixed register.
8659 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
8661 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8663 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
8664 against last real insn in basic block.
8665 Rework to avoid gotos.
8667 * Makefile.in (gcse.o): Now includes ggc.h.
8668 * gcse.c: Include ggc.h.
8669 (want_to_gcse_p): Verify expression can be in SET as valid insn.
8670 (try_replace_reg): Remove warning of uninitialize variable.
8671 (process_insert_insn): Call invalid_insn_p to validate insn.
8672 * recog.c (insn_invalid_p): Now global.
8673 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
8674 * recog.h (insn_invalid_p): New declaration.
8676 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
8678 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
8679 assignments from FP constants since 'Y' output code can't handle it.
8680 (eligible_for_sibcall_delay): Likewise.
8682 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
8683 Call fancy_abort directly, passing args.
8684 (print_rtl_and_abort): Now a macro, like fancy_abort.
8686 * final.c (output_operand_lossage): Use internal_error, not error.
8688 2001-02-18 Shane Nay <shane@agendacomputing.com>
8690 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
8691 structure shift insns.
8693 2001-02-18 Mark Mitchell <mark@codesourcery.com>
8695 * invoke.texi (-fsquangle): Remove documentation.
8696 (-fname-mangling-version): Likewise.
8698 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
8700 * optabs.c (expand_abs): Remove reference to
8701 HAVE_contitional_arithmetic.
8702 * combine.c (simplify_set): Likewise.
8704 2001-02-18 Richard Henderson <rth@redhat.com>
8706 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
8709 2001-02-18 Richard Henderson <rth@redhat.com>
8711 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
8713 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
8715 * reload1.c (reload_cse_simplify_set): Fix typo.
8717 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8719 * diagnostic.c (_fatal_insn): Decrement errorcount.
8721 * invoke.texi (-I): Add note avoiding use for system header files.
8723 * rtl.h (add_clobbers): Remove duplicate declaration.
8724 * recog.h (added_clobbers_hard_reg_p): New declaration.
8725 * genemit.c (struct clobber_pat): New field has_hard_reg.
8726 (gen_insn): Record if added clobbers clobber hard reg.
8727 (gen_split): Avoid unused warning if number of operands is 0.
8728 (output_added_clobbers_hard_reg_p): New function.
8731 2001-02-18 Alan Modra <alan@linuxcare.com.au>
8733 * pa.c (hppa_expand_prologue): Simplify code storing return
8734 pointer. For large (>=8k) frames with a post_store, adjust stack
8735 pointer by 8k-64 first rather than by 64. When testing with
8736 VAL_14_BITS_P, always use the actual value rather than the value
8737 negated. Add blockage to prevent scheduling of spills before
8738 stack frame has been created.
8739 (hppa_expand_epilogue): Simplify code loading return pointer.
8740 Allow a slightly larger range for merge_sp_adjust_with_load case.
8741 When testing with VAL_14_BITS_P, always use the actual value.
8743 * pa.c (pa_adjust_insn_length): Check that block move
8744 pattern is a set before looking at operands.
8746 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8748 * fold-const.c (fold_binary_op_with_conditional_arg): New
8749 function, split out from ...
8751 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
8752 conditional arms that throw exceptions.
8754 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
8757 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8759 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
8760 define HAVE_DECL_* to 1 to mask potential backup declarations.
8761 * configure: Regenerated.
8763 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8765 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
8767 2001-02-17 Richard Henderson <rth@redhat.com>
8769 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
8770 when replacing a memory load with a register.
8772 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8773 Jan Hubicka <jh@suse.cz>
8775 * recog.c (validate_replace_src_1): New.
8776 (validate_replace_src_data): Likewise.
8777 (validate_replace_src): Use note_uses.
8778 * rtl.h (note_uses): Declare.
8779 * rtlanal.c (note_uses): New.
8781 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
8783 * reg-stack.c (stack_def): Make field reg unsigned.
8784 (remove_regno_note): Unsignetize parameter.
8786 2001-02-16 Jes Sorensen <jes@linuxcare.com>
8788 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
8789 shladd_operand() call.
8791 2001-02-16 Bruce Korb <bkorb@gnu.org>
8792 Rodney Brown <RodneyBrown@mynd.com>
8794 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
8795 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
8796 machine restrictions
8797 * fixinc/fixincl.x: regen
8799 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8801 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
8803 (hash_scan_insn): Clean up calls to hash_scan_set.
8804 (compute_kill_rd): REGNO now unsigned.
8805 (try_replace_reg): Rework to use simplify_replace_rtx.
8806 (cprop_jump, cprop_cc0_jump): Likewise.
8807 (cprop_insn): Call find_reg_equal_equiv_note.
8808 Reflect changes to cprop_jump and cprop_cc0_jump.
8810 * recog.c (validate_replace_src): Replace in operands of
8811 ZERO_EXTRACT in SET_DEST.
8813 * cse.c (new_label_ref): New variable.
8814 (insert): Set it instead of recorded_label_ref.
8815 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
8816 CODE_LABEL for this function, and not already in REG_LABEL note.
8818 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
8820 * resource.c (mark_referenced_resources): Fix typo in introductory
8822 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
8825 2001-02-16 Jason Merrill <jason@redhat.com>
8827 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
8829 (gen_subprogram_die): Don't abort on seeing a second definition if
8830 the previous one was abstract. Don't replace an abstract instance
8831 in the lookup table.
8833 * dwarf2out.c (dwarf2out_abstract_function): Rename from
8834 gen_abstract_function.
8835 * dwarf2out.h: Declare it.
8836 * toplev.c (note_outlining_of_inline_function): New fn.
8837 * toplev.h: Declare it.
8838 * integrate.c (output_inline_function): Call it.
8839 * c-decl.c (duplicate_decls): Call it when redefining an extern
8840 inline. Don't inline the new defn.
8842 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
8844 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8846 * .gdbinit: Rename to gdbinit.in.
8847 * gdbinit.in: New file,
8848 * configure.in: Generate .gdbinit from gdbinit.in.
8849 * configure: Regenerated.
8850 * Makefile.in (distclean): Always remove .gdbinit.
8852 2001-02-16 Jakub Jelinek <jakub@redhat.com>
8854 * objc/objc-act.c (start_class): Register implemented_classes with
8857 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
8859 * cppfiles.c (_cpp_make_system_header): Generate a file
8862 2001-02-15 Jim Meyering <meyering@lucent.com>
8864 * Makefile.in (install-common): Don't depend on installdirs here.
8865 Instead, make each of the lang.install-common targets (e.g.,
8866 c++.install-common in cp/Make-lang.in) depend on it.
8867 (install-driver): Depend on installdirs.
8869 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8871 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
8873 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
8876 2001-02-15 Mark Mitchell <mark@codesourcery.com>
8878 * invoke.texi (--param): Document.
8880 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
8882 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
8884 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
8886 * i386.md (extendsfdf2_2): Fix constraints.
8888 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
8890 * i386.md (fop_df_3 splitter): Fix operand number.
8892 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
8894 * invoke.texi (-mreg-alloc): Nuke.
8895 * i386.c (ix86_reg_alloc_order, regs_allocated,
8896 order_regs_for_local_alloc): Nuke.
8897 (override_options): Kill reg_alloc code.
8898 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
8899 (REG_ALLOC_ORDER): SSE goes before I387.
8900 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
8901 (ix86_reg_alloc_order): Likewise.
8902 * i386-protos.h (ix86_reg_alloc_order): Kill.
8904 2001-02-14 Richard Henderson <rth@redhat.com>
8906 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
8908 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
8910 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
8912 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
8914 * i386-protos.h (ix86_memory_move_cost): Move offline.
8915 * i386.c (ix86_register_move_cost): Compute properly cost of
8916 SSE, MMX and i387 instructions.
8917 (*_cost): Add costs of SSE/MMX moves.
8918 (ix86_memory_move_cost): Move offline from ....; Likewise.
8919 * i386.h (MEMORY_MOVE_COST): .... here;
8920 (struct processor costs): Add new fields to represent costs
8923 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
8925 * regclass.c (init_reg_sets_1): Reinstall the optimization of
8926 move_cost together with Matt Kraai's fix.
8928 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8930 * Makefile.in (OBJS): Add params.o.
8932 2001-02-14 Richard Henderson <rth@redhat.com>
8933 DJ Delorie <dj@redhat.com>
8935 * jump.c (jump_optimize_1): When we delete a conditional jump
8936 preceeding a non-conditional jump to effectively the same place,
8937 make sure that the combined jump skips any clobber insns between
8940 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8942 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
8944 2001-02-14 Mark Mitchell <mark@codesourcery.com>
8946 * Makefile.in (toplev.o): Depend on params.h.
8947 (intergate.o): Likewise.
8948 (params.o): New target.
8949 * flags.h (inline_max_insns): Remove.
8950 * integrate.c: Include params.h.
8951 Use MAX_INLINE_INSNS instead of inline_max_insns.
8952 * params.c: New file.
8953 * params.h: Likewise.
8954 * params.def: Likewise.
8955 * toplev.c: Include params.h.
8956 (lang_independent_params): New variable.
8957 (decode_f_option): Use the param machinery instead of setting
8959 (independent_decode_option): Handle "--param name=value".
8960 (main): Register language-independent parameters.
8962 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
8964 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
8966 2001-02-14 Richard Henderson <rth@redhat.com>
8968 * regclass.c (init_reg_sets_1): Revert last two changes.
8970 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8972 * stor-layout.c (is_pending_size, put_pending_size): New functions.
8973 (variable_size): Call put_pending_size.
8974 * tree.h (is_pending_size, put_pending_size): Add prototypes.
8975 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
8976 sizes list, put newly created SAVE_EXPR there as well.
8978 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8980 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
8981 (errata_find_address_regs): load_group has only 2 entries.
8982 (errata_emit_nops): Likewise. shladd is not problematic.
8983 Clear last_group if nop was emitted.
8984 (fixup_errata): load_group has only 2 entries.
8987 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
8989 * c-lex.c (lex_number): Only warn traditionally for U suffix
8990 outside system macros.
8991 * cppexp.c (parse_number): Similarly.
8992 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
8993 * cppmacro.c (struct cpp_macro): New member node.
8994 (parse_args): Only warn about missing rest args if not
8996 (funlike_invocation_p): Similarly for uninvoked funlike macros.
8997 (cpp_sys_objmacro_p): New.
8998 (_cpp_create_definition): Store the node with the macro defn.
8999 Remember if the macro is defined in a system header.
9001 2001-02-13 DJ Delorie <dj@redhat.com>
9003 * configure.in (check_languages): determine languages to check
9004 * Makefile.in (check-c++): alias for check-g++
9005 (check-f77): alias for check-g77
9006 (CHECK_TARGETS): depend on configured languages
9008 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
9010 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9011 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9012 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9013 (sqrtextendsfdf2): Disable for SSE2.
9015 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9017 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9018 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9019 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9020 (sqrtextendsfdf2): Disable for SSE2.
9022 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
9024 * i386.md (movsfcc_1): Support integer cmove instruction.
9025 (movdfcc_1): Likewise; new splitter.
9027 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
9029 * i386.c (output_fp_compare): Support SSE.
9030 (prepare_fp_compare_args): SSE comparisons always support memory.
9031 * i386.h (TARGET_CMOVE): SSE imply cmove.
9032 * i386.md (cmp?f2): Enable for SSE too.
9033 (cmpfp_i*): Support SSE.
9035 (cmpfp_i_sse_only): New.
9036 (s*, b* fp expanters): Enable for SSE too.
9037 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
9040 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
9042 * regclass.c (init_reg_sets_1): Silence warning.
9044 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
9046 * i386.md (sqrt?f2): Change to expander.
9047 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
9049 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9051 * rtlanal.c (find_reg_equal_equiv_note): New function.
9052 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
9053 (simplify_gen_relational, simplify_replace_rtx): Likewise.
9054 * rtl.h: Add declarations for above functions.
9056 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
9058 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
9060 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
9061 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
9062 * flow.c (mark_regs_live_at_end): Likewise.
9063 (calculate_global_regs_live): Likewise.
9064 * gcse.c (compute_hash_table): Likewise.
9065 (compute_kill_rd): Likewise.
9066 * resource.c (mark_target_live_regs): Likewise.
9067 * rtl.h (INVALID_REGNUM): New macro.
9069 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
9071 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
9073 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
9075 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
9078 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
9080 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
9082 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
9083 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
9084 (fop_sf_1_sse, fop_df_1_sse): New patterns
9085 (fop_*): Disable float_extend and float patterns for SSE compilation.
9086 * i386.c (output_387_binary_op): Support SSE.
9088 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
9090 * i386.md (dummy_extendsfdf2): Support SSE2
9091 (extendsfdf2): Enable if 80387 or SSE2.
9092 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
9093 and no MIX_I387_SSE2
9094 (extendsfdf2_1_sse_only): New pattern.
9095 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
9097 (truncdfsf2_1): Support SSE.
9098 (truncdfsf2_2): Support SSE.
9099 (truncdfsf2_2_1_sse): New pattern.
9100 (fixtruncsfsi2): Always use SSE if available.
9101 (fix_truncsfsi_sse): New pattern.
9102 (fix_truncdfsi_sse): New pattern.
9103 (floatsis?f2): Support SSE.
9104 (floatsidf2_i387): New pattern.
9105 (floatsidf2_sse): Likewise.
9107 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9109 * configure.in: Use "have_gnat" variable, not "gnat".
9110 * configure: Regenerated.
9112 * config/sparc/sparc.c (function_value): Treat all non-record
9113 aggregate types like used to treat UNION_TYPE.
9115 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
9117 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
9118 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
9120 (MASK_MIX_SSE_I387): New.
9121 (TARGET_SSE): SSE2 imply SSE.
9122 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
9123 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
9124 (enum reg_class): Add new classes.
9125 (REG_CLASS_NAMES): Likewise.
9126 (REG_CLASS_CONTENTS): Likewise.
9127 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
9128 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
9129 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
9130 (CLASS_MAX_NREGS): Use new macros.
9131 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
9132 * i386.md (pushsf, movsf): Support SSE.
9133 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
9134 splitters to use ANY_FP_REGNO_P.
9135 (movdf_nointeger, movdf_integer): Likewise.
9137 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9139 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
9140 (try_combine): Use it.
9142 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
9144 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
9145 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
9146 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
9147 (REGISTER_MOVE_COST): Likewise.
9148 * i386-protos.h (ix86_secondary_memory_needed,
9149 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
9150 * i386.c (ix86_secondary_memory_needed,
9151 ix86_preferred_reload_class, ix86_register_move_cost): New function.
9153 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
9155 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
9156 (HARD_REGNO_MODE_OK): Move offline to ....
9157 * i386.c (ix86_hard_regno_mode_ok) ... here;
9158 refuse all incorrect modes.
9159 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
9161 2001-02-13 Richard Henderson <rth@redhat.com>
9163 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
9164 entire operator; replicate that and match_dup the operands.
9165 (cmp_ccx_arith_op_set): Likewise.
9166 (cmp_cc_arith_op_not_set): Likewise.
9167 (cmp_ccx_arith_op_not_set): Likewise.
9169 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9171 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
9173 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9175 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
9176 (TARGET_NO_BITFIELD_WORD): New macro.
9177 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
9178 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
9180 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9182 * cselib.c: New file, from simplify-rtx.c.
9183 * simplify-rtx.c: Remove cselib parts.
9184 * Makefile.in: Add cselib.o.
9186 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9188 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
9189 (setup_incoming_varargs): Remove warning.
9191 * config/rs6000/rs6000.c (validate_condition_mode): When
9192 flag_fast_math, allow floating-point conditionals to be reversed.
9193 (rs6000_generate_compare): When flag_fast_math, don't generate
9194 cror operations for FP conditionals.
9196 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
9198 (ASM_SPEC): Likewise.
9199 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
9200 (CC1_SPEC): Likewise.
9201 (LINK_TARGET_SPEC): Likewise.
9202 (CPP_ENDIAN_SPEC): Likewise.
9203 * Makefile.in (check-consistency): New target.
9205 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
9207 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
9208 "return type defaults" warning for functions with return type
9210 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
9211 function declarations by default rather than only when pedantic.
9213 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
9215 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
9218 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9220 * extend.texi (Deprecated): Deprecate new initializer lists.
9222 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9224 * mkdeps.c (deps_add_default_target): Robustify. Add
9225 basename component only.
9226 * cpp.texi (-M): Describe how default target is generated.
9227 * invoke.texi (-M): Likewise.
9229 2001-02-12 Kazu Hirata <kazu@hxi.com>
9231 * toplev.c (push_float_handler): Remove.
9232 (pop_float_handler): Remove.
9233 * toplev.h: Remove prototypes for the above functions.
9235 2001-02-12 Jakub Jelinek <jakub@redhat.com>
9237 * c-common.c (constant_fits_type_p): New function.
9238 (convert_and_check): Use it.
9240 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9242 * Makefile.in (GXX_ABI_FLAG): Don't define.
9243 * configure.in (--enable-new-gxx-abi): Remove option.
9244 * config.in: Regenerated.
9245 * configure: Likewise.
9247 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
9249 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
9251 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
9252 regular basic block, and arrange for all edges into it to switch
9255 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9257 * Makefile.in (distclean): Do not remove .gdbinit.
9259 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9261 * Makefile.in (gcc.o): Fix typos.
9262 (protize.o): Likewise.
9263 (unprotoize.o): Likewise.
9265 2001-02-11 Richard Henderson <rth@redhat.com>
9267 * tree.c (build1): Check for null operand in last change.
9269 2001-02-11 Richard Henderson <rth@redhat.com>
9271 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
9272 (fold): Don't assume a constant isn't foldable.
9273 * tree.c (build): Set TREE_CONSTANT for an expression with no
9274 side-effects and constant operands.
9277 2001-02-10 Richard Henderson <rth@redhat.com>
9279 * jump.c (squeeze_notes): Revert 2000-05-12 change.
9281 2001-02-10 Anthony Green <green@redhat.com>
9283 * cpp.texi (Standard Predefined): Add documentation for
9286 * c-common.c (combine_strings): Improve warning message.
9288 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
9290 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
9292 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
9294 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
9296 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
9299 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
9301 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
9304 2001-02-09 Nick Clifton <nickc@redhat.com>
9306 * config/arm/arm.md: Change output contraint on post inc
9307 load/store multiple patterns to be a read/write contraint.
9309 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
9311 * gcc.c (cpp_options): Delete .d files on error. Don't delete
9312 .o files when using the -M options.
9314 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9315 David Edelsohn <edelsohn@gnu.org>
9317 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
9318 handle DImode constants. Use one TOC entry for SImode and smaller
9319 constants, aligned properly.
9321 2001-02-08 Jason Merrill <jason@redhat.com>
9323 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
9324 about the SP adjustment for saving the static chain pointer.
9325 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
9326 offset when setting a temporary CFA register.
9328 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
9330 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
9331 powerpc-*-chorusos* .
9332 * config/rs6000/chorus.h : New file.
9333 * config/i386/chorus.h : New file.
9334 * config/sparc/chorus.h : New file.
9335 * config/sparc/t-chorus-elf : New file.
9337 2001-02-08 David Edelsohn <edelsohn@gnu.org>
9339 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
9340 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
9341 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
9342 (__WCHAR_TYPE__): Correct macro name.
9344 2001-02-08 Richard Henderson <rth@redhat.com>
9346 * config/i386/i386.c (ix86_frame_pointer_required): New.
9347 (ix86_setup_frame_addresses): New.
9348 (struct machine_funciton): Add accesses_prev_frame.
9349 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
9350 ix86_frame_pointer_required.
9351 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
9352 (SETUP_FRAME_ADDRESSES): New.
9353 * config/i386/i386-protos.h: Update.
9354 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
9355 from FRAME_POINTER_REQUIRED.
9356 * config/i386/svr3gas.h: Likewise.
9357 * config/i386/sysv3.h: Likewise.
9358 * config/i386/v3gas.h: Likewise.
9360 2001-02-08 Richard Henderson <rth@redhat.com>
9362 * config/sparc/sparc.c (function_arg_record_value_3): Fix
9363 calculation of the number of integer registers required.
9364 (function_arg_record_value): Likewise.
9366 2001-02-08 Jason Merrill <jason@redhat.com>
9368 * diagnostic.c (internal_error): Say "confused" after 1 error, not
9369 two. Print file and line with "confused" message.
9371 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
9373 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9375 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
9377 2001-02-08 Bernd Schmidt <bernds@redhat.com>
9379 * final.c (cleanup_subreg_operands): The address of a MEM can
9382 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
9385 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
9387 * gcc.texi (Incompatibilities): Update documentation of
9388 preprocessing numbers.
9390 2001-02-07 Jakub Jelinek <jakub@redhat.com>
9392 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
9394 2001-02-07 Mark Mitchell <mark@codesourcery.com>
9396 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
9398 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
9399 * gcc.c (struct compiler): Add cpp_spec field.
9400 (input_file_compiler): New variable.
9401 (do_spec_1): Allow a particular compiler to handle `%C'
9403 (main): Store the current compiler in input_file_compiler.
9404 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
9406 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
9408 * cpphash.h (struct spec_nodes): Add n_true and n_false.
9409 * cppinit.c (cpp_create_reader): Initialize them.
9410 (append_include_chain): cxx_aware arg might be unused.
9411 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
9412 keywords and give them their phase 7 meaning. Pedwarn about
9413 this unless '__bool_true_false_are_defined' is defined.
9415 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9417 * lcm.c (optimize_mode_switching): Emit mode_set before the
9418 JUMP_INSN of an abnormal edge.
9420 2001-02-07 Bernd Schmidt <bernds@redhat.com>
9422 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
9423 a scheduling barrier at the end.
9425 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
9427 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9429 * config/sh/sh.md (reload_outsf): Removed.
9430 (movsf_ie): Introduce constraints for FPUL loads and stores.
9431 (reload_insf): Broaden the output constraint.
9433 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
9435 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
9436 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
9438 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
9440 * final.c: Revert my previous changes.
9441 * output.h: Make profile_label_no extern.
9442 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
9443 for generating label.
9445 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
9447 * config/i386/djgpp.h: Add comments about standard paths.
9448 (MD_EXEC_PREFIX): Undefine before defining.
9449 (MD_STARTFILE_PREFIX): New.
9451 2001-01-30 Bruce Korb <bkorb@gnu.org>
9453 fixinc/fixincl.c(process): Emit error message only if appropriate :)
9454 (load_file): do not rely on load_file_data() to close file pointer
9455 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
9456 fixinc/inclhack.def(irix_limits_const): add test_text
9458 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9460 * cppexp.c (parse_defined): Improve diagnostics for invalid
9463 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9465 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
9467 2001-02-06 Mark Mitchell <mark@codesourcery.com>
9469 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
9470 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
9471 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
9472 (rs6000_output_symbol_ref): New function.
9473 (output_toc): Use VTABLE_NAME_P.
9475 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9477 * print-tree.c (print_node, case PARM_DECL):
9478 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
9480 * stor-layout.c (reference_types_internal): New variable.
9481 (internal_reference_types): New function.
9482 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
9483 * tree.h (internal_reference_types): New declaration.
9485 * cse.c (find_best_addr): Fix typo in computing cost.
9487 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9489 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
9490 and this is the sum of a pointer and a constant, we know the result
9492 (num_sign_bit_copies, case PLUS): Likewise.
9493 * explow.c (convert_memory_address): Remove opposite SUBREG.
9494 * function.c (instantiate_new_reg): New function (from common code).
9495 (instantiate_virtual_regs_1): Call it.
9496 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
9497 if pointers sign- or zero-extend.
9498 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
9499 If pointers extend unsigned, use inside of SUBREG.
9500 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
9502 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
9504 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
9505 subdir of gcc_gxx_include_dir.
9506 (gcc_gxx_target_include_dir): Remove.
9508 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
9510 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
9511 (dwarf2out_frame_debug_expr): Revise introductory comments to add
9512 a high-level description.
9514 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
9516 * final.c: Move the declaration of profile_label_no to ...
9517 * output.h: ... here.
9518 * function.c (expand_function_start): Call PROFILE_HOOK.
9519 * config/rs6000/aix.h: Define PROFILE_HOOK.
9520 * config/rs6000/rs6000-protos.h: output_profile_hook new.
9521 * config/rs6000/rs6000.c (output_profile_hook): Define.
9522 (output_prolog): Do nothing for ABI_AIX as it is taken care by
9523 output_profile_hook.
9524 tm.texi : Explain new macro PROFILE_HOOK.
9526 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
9528 * extend.texi (Extended Asm): Do not say that semicolon is always
9529 a valid line-breaking character for GNU assemblers. Use
9530 newline-tab as the most commonly supported syntax. Use
9531 newline-tab rather than semicolon in multi-insn examples.
9533 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9535 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
9537 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9538 David Edelsohn <edelsohn@gnu.org>
9540 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
9541 code for AIX, even without flag_pic.
9543 2001-02-05 Jakub Jelinek <jakub@redhat.com>
9545 * c-typeck.c (common_type): push and pop binding level around
9546 calling common_type on function parameters.
9548 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
9550 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
9552 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9554 * config/mips/mips.c (override_options): Fix typo in last change.
9555 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
9556 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
9558 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
9560 * invoke.texi (-fdump-class-layout): Document.
9561 (-fdump-translation-unit): Use `=' as filename separator.
9563 2001-02-05 Mark Mitchell <mark@codesourcery.com>
9565 * Makefile.in (s-mlib): Don't build multilibs if
9567 (DRIVER_DEFINES): Adjust accordingly.
9569 (protoize.o): Likewise.
9570 (unprotoize.o): Likewise.
9571 * configure.in: Recognize --enable-multilib.
9573 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9575 * Makefile.in (DRIVER_DEFINES): Fix quoting.
9577 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
9578 * configure.in: Remove --enable-libstdcxx_v3 support.
9579 * configure: Regenerated.
9581 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9583 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
9584 Call abort instead of fatal.
9585 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
9586 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
9587 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
9588 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
9589 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
9590 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
9592 * diagnostic.h (set_internal_error_function): Renamed.
9593 * toplev.h (internal_error): Renamed from fatal.
9594 (pfatal_with_name): Deleted.
9595 (fatal_io_error): Now has printf-style arguments.
9596 * diagnostic.c (pfatal_with_name): Deleted.
9597 (fatal_io_error): Rework to have args in printf-style.
9598 (set_internal_error_function): Renamed from set_fatal_function.
9599 (internal_error): Renamed from fatal.
9600 (error_recursion, fancy_abort): Call internal_error instead of fatal.
9601 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
9602 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
9603 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
9604 * flow.c (verify_flow_info): Likewise.
9605 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
9606 * config/mips/mips.c (save_restore_insns): Likewise.
9608 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
9609 * flow.c (verify_flow_info): Likewise.
9610 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
9611 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
9612 (avr_normalize_condition): Likewise.
9613 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
9614 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
9615 (limit_reload_class, double_reg_to_memory): Likewise.
9616 (print_operand_address, emit_1600_code_shift): Likewise.
9617 (gen_tst_reg, gen_compare_reg): Likewise.
9618 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
9619 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
9621 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
9623 * c-parse.in (methoddef): Call fatal_error instead of fatal.
9624 * objc/objc-act.c (build_ivar_chain): Likewise.
9625 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
9627 * graph.c (clean_graph_dump_file): Likewise.
9628 * profile.c (init_branch_prob): Likewise.
9629 * objc/objc-act.c (objc_init): Likewise.
9631 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
9632 * config/avr/avr.c (avr_override_options): Likewise.
9633 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
9634 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
9635 * config/h8300/h8300.c (h8300_init_once): Likewise.
9636 * config/mips/mips.c (override_options): Likewise.
9637 * config/i386/i386.c (override_options): Likewise, rework.
9638 * config/m68k/m68k.c (override_options): Likewise.
9640 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
9642 * config/mips/mips.c (print_operand): Likewise.
9643 * hash.c (hash_allocate): Don't check for failure returns from
9644 obstack functions that can't fail.
9645 (hash_table_init_n, hash_table_init): Likewise; also now return void.
9646 * hash.h (hash_table_init_n, hash_table_init): Now return void.
9647 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
9648 (get_object_reference): Likewise.
9650 2001-02-04 Nick Clifton <nickc@redhat.com>
9652 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
9653 StrongARM1110, 10TDMI, and 1020T.
9655 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9657 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
9659 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
9661 * config/sh/sh.md (movdf load split): Pass register number to
9662 FP_OR_XD_REGISTER_P.
9664 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9666 * cppinit.c (BC): New macro.
9667 (builtin_array): Add __GXX_WEAK__.
9668 * cpplib.h (builtin_type): Add BT_WEAK.
9669 * cppmacro.c (builtin_macro): Handle BT_WEAK.
9670 * defaults.h (SUPPORTS_ONE_ONLY): Define.
9671 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
9673 2001-02-03 Jakub Jelinek <jakub@redhat.com>
9675 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
9677 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9679 * cpphash.h: Rename _ALIGN POOL_ALIGN.
9680 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9682 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9684 * cpphash.h: Rename ALIGN _ALIGN.
9685 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9687 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
9689 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
9690 compilation environment.
9691 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
9692 control over location of cygwin includes and libs.
9694 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9696 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
9698 2001-02-02 lars brinkhoff <lars@nocrew.org>
9700 * md.texi (Standard Names): remove reference to spur.md.
9702 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9704 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
9705 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
9706 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
9707 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
9708 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
9710 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9712 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
9713 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
9714 number before reload.
9715 (c4x_adjust_cost): Return zero before reload.
9716 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
9717 split before reload.
9719 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9721 * c4x.c (c4x_hard_regno_rename_ok): New.
9722 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
9723 * c4x.h (HARD_REGNO_RENAME_OK): Define.
9725 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9727 * diagnostic.h: Add missing "extern" in all declarations.
9729 2001-02-02 Alex Samuel <samuel@codesourcery.com>
9731 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
9732 as for gcc_gxx_include_dir.
9734 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9736 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
9738 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9740 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
9741 label before alignment to be used as the braf base address.
9742 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
9744 (casesi_jump_2): Require at least TARGET_SH2.
9746 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
9747 truncation to 32-bit doubles on -m3e and -m4-single-only.
9749 2001-02-02 Mark Mitchell <mark@codesourcery.com>
9751 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
9752 the default when building a shared object.
9753 (init_spec): Use it.
9754 * testsuite/lib/g++.exp: Include the directory where libgcc
9755 is located to the LD_LIBRARY_PATH list.
9756 * invoke.texi (-shared-libgcc): Document the cases in which
9757 GCC defaults to using the shared libgcc.
9759 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9761 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
9762 unsigned is wide enough.
9764 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
9765 (si_to_float): Likewise.
9766 (float_to_si, float_to_usi): Use BITS_PER_SI.
9768 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9770 * dwarf2out.c: Added explanation of abbreviations.
9771 (def_cfa_1): Added comments listing DWARF2 instructions.
9772 (cfa_temp_reg): Removed in favor of cfa_temp.
9773 (cfa_temp_value): Removed in favor of cfa_temp.
9774 (cfa_temp): New global variable.
9775 (dwarf2out_frame_debug_expr): Added extensive introductory
9776 comments explaining the function's transformations. Revised to
9777 use cfa_temp. Added some rtx checking. Generalize IOR case.
9778 (dwarf2out_frame_debug): Revised to use cfa_temp.
9779 (output_aranges): Cast as "unsigned" to avoid warning.
9780 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
9781 explain which instructions must be marked.
9783 2001-02-01 Richard Henderson <rth@redhat.com>
9785 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
9788 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
9790 * config/sh/crt1.asm (main_k): Modified so that start calls
9791 ___setup_argv_and_call_main.
9793 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
9795 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
9796 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
9797 and AVOID_LPASTE is cleared on meeting an unescaped newline.
9798 * cppmacro.c (builtin_macro): Set builtin flags here.
9799 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
9800 (replace_args): Clarify intent.
9801 (cpp_get_token): Macro expansion tokens get the saved flags.
9803 * cppmain.c (scan_buffer): Remove now-redundant print.printed
9806 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9808 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
9811 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9813 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
9814 returns Pmode pseudo, but we need ptr_mode.
9815 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
9816 Remove bogus conversions; use HOST_WIDE_INT for size.
9817 Don't use TARGET if wrong mode.
9819 * config/i386/i386.c (ix86_compute_frame_size): Allow
9820 stack_alignment_needed to be non-default even if size is zero.
9822 2001-01-31 Alan Modra <alan@linuxcare.com.au>
9824 * pa.c (hppa_init_pic_save): New function.
9825 * pa.h (hppa_init_pic_save): Declare.
9826 * pa.md (call, call_value, sibcall, sibcall_value): Use
9827 the above instead of duplicated code.
9829 * pa.c (hppa_encode_label): Correct size of alloca buffer
9830 so we don't overrun it. Correct leading `*' case.
9831 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
9832 need to handle `*@'.
9833 (FUNCTION_NAME_P): Likewise.
9835 2001-01-31 Richard Henderson <rth@redhat.com>
9837 * config.gcc (alpha-osf5): Use float-i128.h.
9839 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
9840 * config/float-i32.h: Likewise.
9841 * config/float-i64.h: Likewise.
9842 * config/float-sh.h: Likewise.
9843 * config/float-sparc.h: Likewise.
9845 2001-01-31 DJ Delorie <dj@redhat.com>
9847 * expmed.c (extract_bit_field): allow non-integral modes if we
9848 want to extract a whole register from itself.
9850 2001-01-31 Jakub Jelinek <jakub@redhat.com>
9852 * c-typeck.c (set_init_index): If first is equal to last, assume as
9853 if it was not a range at all.
9855 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9857 * config/fp-bit.c: Include tm.h.
9858 (float_to_si): Don't assume SImode is 32-bits wide.
9859 (float_to_usi): Likewise.
9861 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9863 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
9865 (typename): Call pending_xref_error after parsing typed_typespecs.
9866 * c-decl.c (lookup_tag): Give error immediately rather than
9867 leaving it pending if the tag of the wrong type is in the same
9869 (xref_tag): Don't pedwarn for forward declarations of enum types
9871 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
9874 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9876 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
9878 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9880 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
9881 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
9883 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9885 * cpphash.h (struct cpp_reader): New saved_flags.
9886 * cppmacro.c (cpp_get_token): Use saved_flags to remember
9887 to avoid a paste after a pasted token.
9889 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9891 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
9892 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
9893 Wtype_MIN instead of LONG_MIN.
9895 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9897 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
9899 * fixinc/fixincl.x: Regenerated.
9900 * fixinc/inclhack.def (irix_limits_const): New definition to
9901 convert "const" to "__const" in limits.h.
9903 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9905 * fixinc/genfixes (AG): Fix "autogen4" thinko.
9907 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9909 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
9910 when register dies in the insn.
9912 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9914 * diagnostic.c (fatal): Fix word wrap.
9916 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
9918 * combine.c (try_combine): Fix SUBREG setting for
9919 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
9921 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9923 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
9926 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9928 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
9930 * toplev.c (decode_W_option): Update warn_larger_than
9931 unconditionally for each processed switch.
9933 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
9935 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
9937 (hppa_expand_prologue): Delete code to save pic offset table register
9938 in the function prologue.
9939 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
9940 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
9941 table register at the beginning of the function after the prologue.
9943 2001-01-29 lars brinkhoff <lars@nocrew.org>
9945 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
9947 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
9948 Jeff Law <law@redhat.com>
9950 * pa.md (return): Revise comment for trivial return.
9951 (return_internal): Non-trivial return pattern for non-PIC code.
9952 (return_internal_pic): Non-trivial return pattern for PIC code.
9953 It uses the PIC register to ensure it is restored after
9955 (epilogue): Generate appropriate return for PIC and non-PIC code.
9957 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
9959 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
9961 2001-01-29 DJ Delorie <dj@redhat.com>
9963 * combine.c (if_then_else_cond): Pass the correct mode to
9964 operand_subword() for constants.
9966 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
9968 * config/i386/cygwin.h: Add w32api to include search. Search different
9969 directories in a cross-build environment.
9971 2001-11-29 Tim Josling <tej@melbpc.org.au>
9973 * tree.h (TYPE_STUB_DECL): Add documentation.
9975 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
9977 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
9978 (sdbout_field_types): Likwise. Fix use of host_integerp.
9980 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
9982 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
9985 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
9987 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
9988 to use flag_gnu_linker.
9990 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9992 * cpplib.c (T_BAD_DIRECTIVE): Remove.
9993 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
9995 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
9997 * tree.c, tree.h (build_parse_node): Remove; was identical to
9999 * c-lang.c (start_cdtor), objc/objc-act.c
10000 (build_module_descriptor): Use build_nt instead of
10003 2001-01-29 Jakub Jelinek <jakub@redhat.com>
10005 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
10006 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
10007 not have any upper bits set.
10009 2001-01-29 Phil Edwards <pme@sources.redhat.com>
10011 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
10013 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10015 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
10017 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
10019 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
10020 (integer_minus_one_node): Define.
10022 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
10024 * Makefile.in (bootstrap2-lean): Fix typo.
10026 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
10028 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
10029 : Don't set fe_value.
10030 * cpplib.h (AVOID_LPASTE): New flag.
10031 (struct cpp_hashnode): Remove fe_value.
10032 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
10033 * cppmacro.c (builtin_macro): Don't set flags here.
10034 (replace_args): Set AVOID_LPASTE flag on first token of an
10035 argument, and the token following it.
10036 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
10037 macro expansion, and on the token following it. Do it for
10039 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
10041 2001-01-27 Richard Henderson <rth@redhat.com>
10043 * config/alpha/t-ieee: Remove multilibbing.
10044 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10046 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10048 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
10050 * Makefile.in: Remove all dependencies on defaults.h.
10051 * builtins.c: Don't include defaults.h.
10052 * c-common.c: Likewise.
10053 * c-decl.c: Likewise.
10054 * c-pragma.c: Likewise.
10055 * c-typeck.c: Likewise.
10056 * combine.c: Likewise.
10057 * i386.c: Likewise.
10058 * frame-ia64.c: Likewise.
10059 * cppexp.c: Likewise.
10060 * crtstuff.c: Likewise.
10061 * dbxout.c: Likewise.
10062 * dwarf2out.c: Likewise.
10063 * dwarfout.c: Likewise.
10064 * emit-rtl.c: Likewise.
10065 * except.c: Likewise.
10066 * expr.c: Likewise.
10067 * final.c: Likewise.
10068 * frame-dwarf2.c: Likewise.
10069 * libgcc2.c: Likewise.
10070 * optabs.c: Likewise.
10071 * profile.c: Likewise.
10072 * sdbout.c: Likewise.
10073 * toplev.c: Likewise.
10074 * tradcif.y: Likewise.
10075 * tree.c: Likewise.
10076 * varasm.c: Likewise.
10078 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10080 * builtins.c (expand_builtin_fputs): Use size_one_node when
10081 transforming into fwrite.
10083 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
10085 * extend.texi (Attribute Syntax): New section.
10087 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10089 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
10090 they didn't need fixing.
10092 2001-01-27 Janis Johnson <janis@us.ibm.com>
10094 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
10096 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
10097 to remove macro definitions that are duplicated from elfos.h.
10099 2001-01-27 Richard Henderson <rth@redhat.com>
10101 * config/i386/sco5gas.h: Move ...
10102 * config/usegas.h: ... here.
10103 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
10105 2001-01-27 Jakub Jelinek <jakub@redhat.com>
10107 * c-typeck.c (struct constructor_stack): Add range_stack member.
10108 (really_start_incremental_init): Clear it.
10109 (push_init_level): Save constructor_range_stack and clear it if
10110 pushing explicit braces.
10111 (pop_init_level): abort if constructor_range_stack is non-zero at
10112 explicit closing brace. Restore saved constructor_range_stack if
10115 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10117 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
10118 into register was forced into memory.
10120 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10122 * Makefile.in: Remove uses of + before $(MAKE).
10124 2001-01-26 Richard Henderson <rth@redhat.com>
10126 * stmt.c (cost_table): Remove.
10127 (COST_TABLE, cost_table_initialized): New.
10128 (estimate_case_costs): Use the later instead of the former.
10129 (balance_case_nodes): Likewise.
10131 2001-01-26 Richard Henderson <rth@redhat.com>
10133 * alias.c (objects_must_conflict_p): Read-only slots may not
10134 conflict despite having the same type.
10136 2001-01-27 Michael Hayes <mhayes@redhat.com>
10138 * loop.c (loop_giv_reduce_benefit): Copy mode size into
10140 (check_ext_dependant_givs): Initialise u_start_val and
10142 (load_mems): Make last_max_reg unsigned.
10143 (try_swap_copy_prop): Use INSN_P and initialise set.
10145 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
10147 * README.AVR : Removed.
10149 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
10151 * pa-64.h (text_section): Remove declaration.
10153 * pa.md (return_internal): Remove mode on PIC register use.
10155 2001-01-25 lars brinkhoff <lars@nocrew.org>
10157 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
10158 ASM_CLOSE_PAREN): fix typos.
10160 2001-01-25 Mark Mitchell <mark@codesourcery.com>
10162 * acconfig.h: Define `const' to the empty string if neither
10163 __STDC__ nor __cplusplus is defined.
10164 * config.in: Regenerated.
10166 2001-01-25 David Edelsohn <edelsohn@gnu.org>
10168 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
10169 * collect2.c (main): Delete importf. Add ".obj" file extension.
10170 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
10171 (aix_std_libs): Add additional AIX libraries to skip.
10172 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
10173 * config/rs6000/aix51.h: New file.
10175 2001-01-25 Michael Hayes <mhayes@redhat.com>
10177 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
10178 (loop_insn_emit_before): No longer static.
10179 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
10180 (loop_givs_rescan, load_mems): Likewise.
10181 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
10182 (maybe_eliminate_biv_1):
10183 (move_movables): Replace emit_call_insn_before with
10184 loop_call_insn_hoist.
10185 * loop.h (loop_insn_emit_before): Add.
10186 * unroll.c (copy_loop_body): Replace emit_insn_before with
10187 loop_insn_emit_before.
10189 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
10191 * diagnostic.c (fatal): Request preprocessed source.
10193 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
10195 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
10196 olddecl has argument types and newdecl has none, use the argument
10197 types from olddecl.
10199 2001-01-24 Ulrich Drepper <drepper@redhat.com>
10201 * dwarf2out.c (prefix_of): New function. Determine longest common
10202 prefix of the two arguments. The units are whole path components.
10203 (output_file_names): When adding a new directory find the one entry
10204 with the longest common prefix already in the list. Artificially
10205 generate entry if there is none for this prefix.
10206 Fix test to check whether the zeroth directory entry is used.
10208 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
10210 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
10211 Changed all callers. Take it into account when deciding if a
10212 previously loaded value matches.
10214 2001-01-24 Richard Henderson <rth@redhat.com>
10216 * reload.c (find_reloads_subreg_address): Fail the substitution
10217 if the resulting address is insufficiently aligned.
10219 2001-01-24 DJ Delorie <dj@redhat.com>
10221 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
10222 check the original operand's mode also.
10223 * simplify-rtx.c (simplify_ternary_operation): Ditto.
10225 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10227 * c-parse.in (cast_expr): Move compound literals from here ...
10228 (primary): ... to here. Use standard terminology "compound
10229 literal" instead of "constructor expression".
10231 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10233 * gcc.1, cpp.1: Regenerate.
10235 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
10237 * calls.c (emit_library_call_value_1): Memory slot for
10238 pass-by-reference argument should have the mode of the argument,
10239 not of the pointer to it.
10241 2001-01-24 Tom Tromey <tromey@redhat.com>
10243 * gcc.texi (G++ and GCC): Mention gcj manual.
10244 (Standards): Link to section of manual mentioning gcj/Java
10247 2001-01-24 Jakub Jelinek <jakub@redhat.com>
10249 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
10250 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
10251 * tradcpp.c (main): Add -imacros or -include'd dependencies
10253 * cpp.texi (-M, -MM): Document -M -include behaviour.
10255 2001-01-24 Roger Collins <roger@ProProject.com>
10257 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
10259 2001-01-24 Will Cohen <wcohen@redhat.com>
10261 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
10262 whether registers are 32 bits or 64 bits in size.
10264 2001-01-24 Ben Elliston <bje@redhat.com>
10266 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
10268 2001-01-24 Richard Henderson <rth@redhat.com>
10270 * config/alpha/alpha.md (builtin_longjmp_internal): New.
10271 (builtin_longjmp): Use it instead of emit_indirect_jump.
10273 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
10275 * bb-reorder.c (make_reorder_chain_1): Handle case where
10276 jump edge goes to the same block as the fallthru edge.
10278 2001-01-23 Jim Wilson <wilson@redhat.com>
10280 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
10281 * frame.h (__ia64_personality_v1): Add prototype.
10282 * libgcc2.c (ia64_throw_helper): Change personality declaration to
10283 prototype form. Add void * cast to first argument to personality
10285 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
10286 (asctoe113): Likewise.
10287 * config/ia64/frame-ia64.c: Include eh-common.h.
10288 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
10290 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
10292 (itanium_split_issue): Add prototype.
10293 (gen_nop_type): Ifdef out.
10294 (find_best_packet): Initialize best_packet.
10295 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
10297 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
10298 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
10299 (flushrs): Add explicit stop bit at end.
10300 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
10303 2001-01-23 Chris Demetriou <cgd@broadcom.com>
10305 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
10307 * libgcc2.c (__terminate_func): Make variable static.
10308 (__terminate_set_func): New function to set __terminate_func.
10309 * libgcc2.h (__terminate_func_ptr): New typedef.
10310 (__terminate_set_func): New function.
10312 2001-01-23 Richard Henderson <rth@redhat.com>
10314 * flow.c (init_propagate_block_info): Don't consider unchanging
10315 memories for dead frame store elimination.
10317 2001-01-23 Richard Henderson <rth@redhat.com>
10319 * varasm.c (UNIQUE_SECTION): Move default implementation ...
10320 * defaults.h: ... here.
10322 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10324 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
10326 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10328 * c-lex.c (lex_charconst): Fix typo: s/p/str.
10330 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10332 * rs6000.h (rs6000_return_addr): Move prototype from here...
10333 * rs6000-protos.h (rs6000_return_addr): ...to here.
10334 (rs6000_init_expanders): Delete prototype.
10336 2001-01-23 Nick Clifton <nickc@redhat.com>
10338 * invoke.texi: Replace , with \, inside @gccoptlist macros.
10339 (Spec Files): Document %B and %j and %. and %v3 and %M and
10340 %{S*&T} spec switches.
10342 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10344 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
10346 2001-01-23 Chris Demetriou <cgd@sibyte.com>
10347 Neil Booth <neil@daikokuya.demon.co.uk>
10349 * cpperror.c: Merge handlers of PEDWARN and WARNING.
10350 Have -Werror make pedantic warnings errors, like the
10353 2001-01-23 Phil Edwards <pme@sources.redhat.com>
10355 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
10357 2001-01-23 Jakub Jelinek <jakub@redhat.com>
10359 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
10360 * integrate.c (expand_inline_function): Initialize them.
10361 (subst_constants): If changing COMPARE so that both its arguments
10362 will be VOIDmode and the comparison mode will be lost, note
10363 compare_mode. Use the recorded compare_mode to optimize
10366 2001-01-23 Jason Merrill <jason@redhat.com>
10368 * dwarf2out.c (new_die): Use xcalloc.
10369 (output_die): Abort rather than emit a local reference to offset 0.
10371 2001-01-17 Andrew Haley <aph@redhat.com>
10373 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
10374 of a saved register; return NULL instead.
10375 (copy_reg): Take a pointer to a source register rather than a
10377 (next_stack_level): Remember the address in the stack frame of all
10379 Use the saved register pointer array as the source of the CFA.
10380 (throw_helper): Rewrite. Unwind once rather than twice and keep
10381 track of saved registers as we go.
10383 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10385 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
10386 * c4x.c (c4x_legitimize_reload_address): Remove.
10387 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
10388 reload address for ldp(k) insn.
10390 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
10392 * pa.md (return_internal): Add a USE of the PIC register to ensure
10393 it is restored after each call.
10394 (return expander): Corresponding changes.
10396 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10398 * rs6000.h (INIT_EXPANDERS): Delete.
10399 (RETURN_ADDR_RTX): Call rs6000_return_addr().
10400 * rs6000.c (rs6000_override_options): Call *_machine_status from
10402 (rs6000_init_expanders): ...instead of here. Delete.
10403 (rs6000_mark_machine_status): New function.
10404 (rs6000_init_machine_status): Use xcalloc.
10405 (rs6000_return_addr): Generate RTX for the return address.
10406 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
10407 (rs6000_stack_info): Use it.
10409 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
10411 * gthr-win32.h: Include errno.h to get a declaration for
10412 EINVAL and _mingw.h if the target is mingw32.
10414 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
10416 * cpp.texi: Correct typos.
10418 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10420 * explow.c (probe_stack_range): Ensure value passed to
10421 stack_check_libfunc is ptr_mode, not Pmode.
10423 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
10425 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
10426 case, don't use operand_subword to calculate a SUBREG that is
10429 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
10431 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10433 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
10434 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
10435 valid. If not replace it by equivalent insns.
10437 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10439 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
10440 contains SYMBOL_REF, LABEL_REF and CONST_INT.
10441 (c4x_U_constraint, symbolic_address_operand): Likewise.
10442 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
10444 (c4x_r11_set_p, c4x_check_laj_p): New functions.
10445 * c4x-protos.h (c4x_check_laj_p): Add prototype.
10446 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
10447 anulling slot because of silicon bug.
10448 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
10450 2001-01-22 Alan Modra <alan@linuxcare.com.au>
10452 * cppexp.c (parse_charconst): Change `mask' type to agree
10455 2001-01-21 Richard Henderson <rth@redhat.com>
10457 * config/i386/i386.c (ix86_asm_file_end): Disable putting
10458 pic_label_name in a linkonce section.
10460 2001-01-17 Philipp Thomas <pthomas@suse.de>
10462 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
10464 * configure: Regenerate.
10466 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
10468 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
10469 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
10471 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
10473 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
10474 If REVERSE nonzero then condition code in X must be reversed.
10475 (encode_section_info): Optimise if/else.
10476 (avr_function_value): Fix formatting.
10478 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
10479 (difficult_branch): Likewise.
10480 (rvbranch): Likewise.
10481 (difficult_rvbranch): Likewise.
10483 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
10485 * config/avr/libgcc.S: Fix comment.
10487 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10489 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
10491 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10493 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
10495 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10497 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
10498 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
10499 * configure, config.in: Regenerate.
10500 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
10501 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
10502 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
10503 (doprint.o): New rule.
10505 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
10507 * c-typeck.c (digest_init): Handle boolean types as scalars.
10509 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10511 * stmt.c (expand_return): Don't return anything if size is zero.
10512 Delete redundant assignment to BYTES.
10513 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
10515 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
10517 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
10518 the same as the default library function names.
10519 * config/avr/avr.md: Document special characters after '%'.
10520 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
10521 knowing which of the call-used registers are really clobbered.
10522 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
10523 New. Both quotient and remainder from one libgcc.S call.
10524 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
10525 clobber as few registers as possible.
10526 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
10528 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
10530 * cppmacro.c (funlike_invocation_p): Don't move back up to the
10531 context of the top of the stack.
10533 2001-01-20 Jakub Jelinek <jakub@redhat.com>
10535 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
10536 (fixup_var_refs_insns): ...here.
10538 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
10540 * function.c (fixup_var_refs_insns): Break up into
10541 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
10542 [loop over entire insn list], and fixup_var_refs_insns_with_hash
10543 [loop over hash table entries].
10544 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
10545 fixup_var_refs_insns_with_hash, to match above changes.
10547 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
10549 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
10550 (libgcc.a): Likewise.
10551 (stmp-multilib): Likewise.
10552 (STAGE2_FLAGS_TO_PASS): Likewise.
10554 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
10556 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
10557 temporary if no_new_pseudos.
10559 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
10561 * cppinternals.texi: Update.
10563 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
10565 * arm.c (arm_init_builtins): Re-enable builtins.
10567 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10569 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
10570 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
10571 element to be null, and always expect an EXPR_LIST.
10572 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
10573 * sched-deps.c (sched_analyze_1): Likewise.
10574 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10576 * regclass.c (max_set_parallel): New variable.
10577 (reg_scan): Take it into account in computation of max_parallel.
10578 (reg_scan_mark_refs, case SET): Compute it.
10580 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
10582 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
10583 * function.c (assign_parms): Use INTVAL for a CONST_INT.
10585 2001-01-19 Jason Merrill <jason@redhat.com>
10587 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
10588 for the abstract instance of an inline function.
10590 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
10591 J"orn Rennecke <amylaar@redhat.com>
10593 * reload1.c (move2add_note_store): Treat all registers directly or
10594 indirectly derived from a base register as members of the same set
10596 (reload_cse_move2add): Adjust accordingly. Take mode and offset
10597 of base register into account.
10599 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
10601 * alias.c (find_base_value): Recognize TRUNCATE.
10602 (record_set): In PLUS case, invalidate if other summand is also a
10605 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10607 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
10608 entry to be EXPR_LIST.
10609 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
10610 be an EXPR_LIST (but not null, which other code doesn't allow).
10611 (note_stores): Properly handle PARALLEL in SET.
10612 Recursively call for top-level PARALLEL.
10613 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
10614 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10616 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
10618 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
10620 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
10621 not pfile->skipping (== 0).
10623 2001-01-17 Nick Clifton <nickc@redhat.com>
10625 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
10628 2001-01-17 Jim Wilson <wilson@redhat.com>
10630 * invoke.texi (IA-64 options): Improve.
10632 2001-01-17 Tom Tromey <tromey@redhat.com>
10634 * invoke.texi (Optimize Options): Use `{}' to around @samp
10637 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
10639 * invoke.texi (-fno-guess-branch-probability): New option.
10641 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10643 * combine.c (try_combine): Don't set i3_subst_into_i2 for
10644 case of making new double-word constant.
10645 Revert last change: instead just test i3_subst_into_i2.
10647 2001-01-17 Jakub Jelinek <jakub@redhat.com>
10649 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
10650 Use q constraints instead of r.
10652 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
10654 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
10655 (machine_function): Define.
10656 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
10657 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
10658 pa_free_machine_status): New functions.
10659 (override_options): Set {init,mark,free}_machine_status to above.
10660 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10661 PIC_OFFSET_TABLE_REGNUM_SAVED.
10662 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10663 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
10664 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
10665 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
10666 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10668 2001-01-15 DJ Delorie <dj@redhat.com>
10670 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
10674 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10676 * flow.c (propagate_one_insn): Make trying to delete a prologue
10677 or epilogue insn an ICE, not a warning. Allow doing this if
10678 the current function returns with stack pointer depressed.
10680 * combine.c (try_combine): If i3_subst_into_i2, properly check for
10681 I3 having more than one SET.
10683 2001-01-16 Jim Wilson <wilson@redhat.com>
10685 * invoke.texi: Document IA-64 options.
10687 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
10688 (fixup_errata): Delete TARGET_A_STEP use.
10689 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
10690 (TARGET_SWITCHES): Delete -ma-step option.
10691 * config/ia64/ia64.md (all FP patterns): Delete %B0.
10692 (movqicc_astep, movqi_internal_astep, movhicc_astep,
10693 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
10694 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
10695 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
10696 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
10698 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
10699 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
10700 cmovsi_internal): Delete ! TARGET_A_STEP check.
10702 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10704 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
10705 possibility to report bugs via postal mail. Change a URL and
10706 merge in a nearly duplicate statement...
10707 (Bug Reporting): ...from here.
10708 (Service): Refer to the Bug Reporting section instead of
10709 duplicating an URL.
10710 (Contributing): Remove trivial explanations concerning snapshots.
10712 2001-01-16 Alan Modra <alan@linuxcare.com.au>
10714 * cppmain.c (general_init): Don't use ANSI prototype.
10716 2001-01-16 Tom Tromey <tromey@redhat.com>
10718 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
10720 2001-01-16 Richard Henderson <rth@redhat.com>
10722 * config/i386/i386.h: Fix comment typo.
10723 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
10724 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
10726 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10728 * gcc.c: Revert previous -fsyntax-only-related change; move
10731 2001-01-16 Jakub Jelinek <jakub@redhat.com>
10733 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
10734 inmode after checking GET_CODE (op).
10736 2001-01-16 Richard Henderson <rth@redhat.com>
10738 * flow.c (struct propagate_block_info): Add mem_set_list_len.
10739 (MAX_MEM_SET_LIST_LEN): New.
10740 (propagate_one_insn): Update mem_set_list_len.
10741 (invalidate_mems_from_autoinc): Likewise.
10742 (invalidate_mems_from_set): Likewise.
10743 (mark_used_regs): Likewise.
10744 (init_propagate_block_info): Likewise. Stop collecting memories
10745 when we reach MAX_MEM_SET_LIST_LEN.
10746 (mark_set_1): Likewise.
10748 2001-01-16 Richard Henderson <rth@redhat.com>
10750 * unroll.c (precondition_loop_p): Fail if no iteration
10753 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10755 * gcc.c: When -fsyntax-only is given, do not complain about
10758 2001-01-15 Richard Henderson <rth@redhat.com>
10760 * config/i386/i386.c (asm_output_function_prefix): Remove.
10761 (ix86_asm_file_end): New.
10762 (load_pic_register): Generate pic_label_name into a
10763 staticly allocated buffer.
10764 * config/i386/i386-protos.h: Update.
10765 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
10766 (ASM_FILE_END): New.
10767 * config/i386/i386afe.h: New file.
10768 * config.gcc (i?86-*-elf) [tm_file]: Use it.
10769 (i?86-*-{freebsd,linux*,moss*}): Likewise.
10770 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
10771 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
10772 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
10773 * config/i386/sco5.h (ASM_FILE_END): Likewise.
10774 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
10776 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10778 * Makefile.in (install-man): Remove explicit dependency on
10781 * configure.in, configure: Revert previous patch requiring perl
10784 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
10786 * toplev.c (flag_guess_branch_prob): New.
10787 (f_options): Add guess-branch-probability option.
10788 (rest_of_decl_compilation): Only estimate branch probability if
10790 (main): set flag_guess_branch_prob.
10792 * flags.h (flag_guess_branch_prob): New.
10794 2001-01-15 DJ Delorie <dj@redhat.com>
10796 * gcc.texi (Makefile): Add documentation for Makefile targets.
10798 2001-01-15 Philip Blundell <philb@gnu.org>
10800 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
10802 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
10803 (is_pic): Delete declaration.
10804 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
10805 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
10806 * config/arm/arm.md (builtin_setjmp_receiver): New.
10808 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10810 * arm.c (use_return_insn): Don't try to determine the function type
10811 until after reload has completed.
10812 (arm_output_epilogue): Don't adjust the sp value recovered from the
10814 (emit_multi_reg_push): Don't record dwarf information for the pc.
10815 * arm.md (eh_epilogue): The function type may have changed, so it
10816 needs to be recalculated.
10817 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
10818 unwind tables on arm/netbsd.
10820 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10822 * arm.md (cbranchsi4): Correct calculation of branch ranges.
10823 (negated_cbranchsi4): Likewise.
10825 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10827 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
10828 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10829 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
10830 pass -mapcs-* options to assembler.
10831 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
10832 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10833 (ASM_SPEC): Call subtarget_extra_asm_spec.
10835 2001-01-15 Andreas Jaeger <aj@suse.de>
10837 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
10839 (ix86_expand_builtin): Likewise.
10841 * gencodes.c (output_predicate_decls): Make i size_t to avoid
10842 warning about comparison between signed and unsigned.
10844 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10846 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
10848 2001-01-14 Ralf Baechle <ralf@gnu.org>
10850 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
10851 SUBTARGET_CPP_SPEC apropriatly.
10853 2001-01-12 Mark Mitchell <mark@codesourcery.com>
10855 * varasm.c (make_decl_rtl): Fix typo in last change.
10857 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
10859 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
10860 linker supports the init_priority C++ attribute.
10861 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
10862 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
10863 linker does not support init_priority C++ attribute.
10865 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
10867 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
10869 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10871 * c-parse.in (finish_parse): Add comment about cpp_destroy.
10872 * cp/lex.c (finish_parse): Similarly.
10873 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
10874 Return the number of errors encountered.
10875 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
10876 * cppmain.c (main): Don't call cpp_destroy.
10878 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10880 * configure.in: Require at least perl 5.6.0 to regenerate
10882 * configure: Regenerate.
10884 2001-01-14 Richard Henderson <rth@redhat.com>
10886 * genrecog.c (DT_veclen_ge): New.
10887 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
10888 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
10889 (nodes_identical_1): Handle DT_veclen_ge.
10890 (write_cond, debug_decision_2): Likewise.
10892 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10894 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
10896 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
10898 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10900 * cppmain.c (do_preprocessing): New function; most of the old
10902 (main): Call it to do most of the work.
10903 (cb): Move from global scope to set_callbacks ().
10904 (setup_callbacks): Get the callback pointer.
10905 (general_init, printer_init): Clean up code and comments.
10907 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10909 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
10912 2001-01-14 Kazu Hirata <kazu@hxi.com>
10914 * config/h8300/h8300.c (get_shift_alg): Update comments.
10916 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10918 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
10919 (alloc_page, ggc_alloc): Add casts to remove warnings.
10921 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10923 * combine.c (simplify_comparison): Don't change `code' when
10924 can't reverse comparison.
10926 2001-01-14 Richard Henderson <rth@redhat.com>
10928 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
10929 update all call sites. Return true for all non-label constants.
10931 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
10933 * i386.c (ix86_expand_compare): Add bypass_test and second_test
10935 (ix86_expand_branch): Update.
10936 (ix86_expand_setcc): Update to handle multiple test conditions.
10937 (expand_int_movcc): Likewise.
10938 (expand_fp_movcc): Likewise.
10939 * i386-protos.h (ix86_expand_compare): New.
10940 * i386.md (andqi_?_slp, orqi_?_slp): New.
10941 (conditional trap expander): Update call to ix86_expand_compare.
10943 2001-01-14 Richard Henderson <rth@redhat.com>
10945 * config/vax/vax.md: Use nonimmediate_operand instead of
10946 general_operand in destinations.
10948 * config/vax/vax.md (indirect_jump): Use register_operand.
10950 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
10951 * config/vax/vax.md (call_pop): Turn into an expander.
10952 (call_value_pop): Likewise.
10953 (call, call_value): New.
10955 2001-01-14 Andreas Jaeger <aj@suse.de>
10957 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
10959 (ix86_fp_compare_mode): Add unused attribute.
10960 (ix86_expand_fp_movcc): Remove unused variable.
10961 (ix86_expand_builtin): Make fcode unsigned.
10963 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
10964 (expand_expr): Add cast to avoid signed warning.
10965 (store_field): Likewise.
10966 (store_constructor_field): Likewise.
10967 (store_constructor): Likewise.
10968 (store_expr): Likewise.
10969 (clear_storage): Likewise.
10970 (emit_group_store): Likewise.
10971 (emit_group_load): Likewise.
10973 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10975 * c-common.c: Move format checking code to ...
10976 * c-format.c: ... here. New file. Reorder some functions and
10978 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
10980 * c-common.h (decl_handle_format_attribute,
10981 decl_handle_format_arg_attribute): Declare.
10982 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
10983 (c-common.o): Adjust dependencies.
10984 (c-format.o): New list of dependencies.
10986 2001-01-13 Jakub Jelinek <jakub@redhat.com>
10988 * unroll.c (loop_iterations): If we cannot prove iteration variable
10989 is set once in each iteration, punt.
10991 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
10993 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
10994 (*strlenhi): Remove clobber (which was buggy) of output address.
10996 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10998 * Makefile.in (generated-manpages): Add gcc.1
10999 ($(srcdir)/gcc.1): New target.
11000 (maintainer-clean): Delete $(srcdir)/gcc.1.
11001 * gcc.texi: Add macros @gccoptlist and @gol.
11002 * invoke.texi: Include option summary in manpage. Mark up option
11003 summary with @gccoptlist and @gol. Use @r in one place where
11005 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
11006 * gcc.1: Generate from invoke.texi.
11008 2001-01-13 Richard Henderson <rth@redhat.com>
11010 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
11011 (struct page_entry): Add group member.
11012 (struct page_group): New.
11013 (struct globals): Add page_groups member.
11014 (alloc_anon): Only define for using mmap; remove valloc call.
11015 (page_group_index): New.
11016 (set_page_group_in_use): New.
11017 (clear_page_group_in_use): New.
11018 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
11019 (free_page, release_pages): Likewise.
11020 * configure.in (with-gc): Default to ggc-page always.
11022 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11024 * reload1.c (replace_pseudos_in_call_usage): Use
11025 reg_equiv_constant and reg_equiv_address, and don't try
11026 regno_reg_rtx first.
11028 2001-01-13 Richard Henderson <rth@redhat.com>
11030 * ggc-page.c (alloc_page): Round up allocation size to one page.
11031 Set e->order on extra pages.
11033 2001-01-13 Richard Henderson <rth@redhat.com>
11035 * genrecog.c (nodes_identical): Expand commentary.
11036 (write_switch): Watch out for identical nodes.
11038 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11040 * cppfiles.c (_cpp_fake_include): New function.
11041 * cpphash.h (_cpp_fake_include): New.
11042 * cpplib.c (do_line): Call _cpp_fake_include when entering
11043 header files in preprocessed input.
11044 * cppmain.c (cb_pragma_implementation): Remove handling.
11045 (setup_callbacks): Don't register pragmas.
11047 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11049 * extend.texi: Udate for CPP.
11051 2001-01-13 Andreas Jaeger <aj@suse.de>
11053 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
11055 * regmove.c: Add prototype for replace_in_call_usage.
11057 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11059 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
11060 struct cpp_chunk, struct htab, struct toklist,
11061 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
11062 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
11063 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
11064 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
11065 (struct macro_args): Delete.
11066 * cpphash.h: See above.
11068 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11070 * cppmain.c (struct printer): Remove no_line_dirs.
11071 (options, cb): New.
11072 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
11073 : Use options rather than CPP_OPTION.
11074 (setup_callbacks): Use cb rather than pfile->cb.
11075 (main): No need to check for a buffer. Use cpp_errors.
11076 (printer_init): Don't set no_line_dirs.
11077 (maybe_print_line): Use options not no_line_dirs.
11078 (cb_file_change): Don't call print_line if -P.
11080 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11082 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
11084 * c-parse.in (finish_parse): Use cpp_errors.
11085 (__yylex): Use return value of cpp_pop_buffer.
11086 * cp/lex.c (finish_parse): Use cpp_errors.
11087 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
11089 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
11091 * README.AVR: URLs corrected.
11093 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11095 * c-decl.c (start_function): Don't warn if old prototype is builtin
11096 that's not in C's namespace.
11097 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
11098 (_bb): Add prototype for ctime.
11099 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
11101 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
11103 * i386.c (ix86_fp_comparison_arithmetics_cost,
11104 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
11105 ix86_fp_comparison_cost): New functions.
11106 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
11107 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
11108 two-branch sequences; make static.
11109 (ix86_use_fcomi_compare): Do decision according to the costs.
11110 (split_fp_branch): New.
11111 * i386.md (compare-and-branch patterns): Use split_fp_branch.
11112 * i386-protos.h (ix86_expand_fp_compare): Remove
11113 (ix86_split_fp_branch): Declare.
11115 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
11116 and ix86_comparison_operator.
11118 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
11119 to make it cheaper.
11121 * i386.c (put_condition_code): Output properly the unordered/ordered
11122 compares in fp case.
11123 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
11125 * tm.texi (REVERSE_CONDITION): Document.
11126 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
11127 in -ffast-math mode.
11128 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
11130 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11132 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
11134 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
11137 * config/sh/sh.c (mova_p): Fix test for mova_const.
11139 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11141 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
11142 cpp_get_options rather than dereferencing pfile and using
11144 * scan-decls.c (scan_decls): Use return value of
11145 cpp_pop_buffer rather than CPP_BUFFER.
11147 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11149 * cppinit.c (cpp_handle_option): help_only is now part of the
11150 cpp_options structure.
11151 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
11152 cpp_set_callbacks): New functions.
11153 * cpplib.h (cpp_callbacks): Break out as a named structure.
11154 (cpp_options): Move help_only here from cpp_reader.
11155 (CPP_FATAL_ERRORS): Update to use cpp_errors.
11156 (cpp_errors, cpp_get_options, cpp_get_callbacks,
11157 cpp_set_callbacks): New prototypes.
11158 * cppmain.c (main): Update for help_only.
11160 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11162 * Makefile.in (info, maintainer-clean, install-info, uninstall):
11163 Also build and remove and install and uninstall c-tree.info and
11165 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
11166 ($(srcdir)/cppinternals.info): New target.
11167 * c-tree.texi: Change file name used when makeinfo used without -o
11168 from ir.info to c-tree.info. Add info directory entry.
11169 * cppinternals.texi: Add info directory entry.
11170 * .cvsignore: Update.
11172 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11174 * c-typeck.c (store_init_value): Don't require constant initializer
11175 elements with -pedantic -std=c99.
11176 (digest_init): Change error about non-constant initializer elements
11178 (constructor_range_end): Remove.
11179 (constructor_incremental, designator_depth,
11180 designator_errorneous): New variables.
11181 (struct constructor_stack): Remove range_end, add incremental.
11182 (struct constructor_range_stack, constructor_range_stack): New.
11183 (struct initializer_stack): Add constructor_range_stack.
11184 (finish_init): Set it.
11185 (start_init): Likewise. require_constant_elements for non-static
11186 trees only if not flag_isoc99.
11187 (really_start_incremental_init): Remove constructor_range_end, add
11188 constructor_incremental.
11189 (pop_init_level): Likewise.
11190 (push_init_level): Likewise. If implicit and the subobject had some
11191 value set already, preinitialize the level with it.
11192 Warn about missing braces only if not pushing due to designators.
11193 (set_designator, push_range_stack): New functions.
11194 (set_init_label): Use them.
11195 (set_init_index): Likewise. Remove constructor_range_end.
11196 Error if designator index is outside of array bounds.
11197 (add_pending_init): Compare values of purpose index trees, not the
11198 trees themselves. Allow overwriting of already initialized element.
11199 Issue a warning if it had side-effects.
11200 (set_nonincremental_init, set_nonincremental_init_from_string): New
11202 (pending_init_member): Rename to...
11203 (find_init_member): ...this function. Call set_nonincremental_init
11204 if necessary. Compare values of purpose index trees, not the trees
11205 themselves. Return the actual value, not just non-zero if something
11207 (output_init_element): Remove checks for duplicates.
11208 If field has zero size, only check the initializer for correctness.
11209 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
11210 if constructor_incremental is zero. Change error about initializers
11211 not computable at load time into pedwarn.
11212 (output_pending_init_elements): Compare bit positions, not
11213 FIELD_DECLs to take into account zero-sized fields.
11214 (process_init_element): Use constructor_range_stack to fill all
11215 ranges in the designator lists from current level up.
11216 * extend.texi: Update documentation for labeled elements.
11218 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
11220 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
11221 to function usage for arguments passed by reference. Optimize
11222 callee-copied arguments.
11223 * regmove.c (replace_in_call_usage): New function.
11224 (fixup_match_1): Call it.
11225 * cse.c (cse_insn): Canonicalize registers in function usage.
11226 * reload1.c (replace_pseudos_in_call_usage): New function.
11229 * Makefile.in: Reverted yesterday's wrong patch. Installed the
11232 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11234 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
11237 2001-01-12 DJ Delorie <dj@redhat.com>
11239 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
11240 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
11243 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11245 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
11246 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
11247 -std options alongside references to -ansi. Update some
11248 documentation for C99.
11249 * cpp.1: Regenerate.
11251 2001-01-12 Andreas Jaeger <aj@suse.de>
11253 * haifa-sched.c (restore_line_notes): Remove argument block B
11255 * sched-ebb.c (schedule_ebb): Change caller.
11256 * sched-rgn.c (schedule_region): Likewise.
11257 * sched-int.h (restore_line_notes): Adjust prototype.
11259 * loop.h: Remove wrong declaration of doloop_condition_get.
11261 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11263 * extend.texi: Move C++-extension-related node from the C section
11264 into the C++ section.
11266 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11268 * extend.texi: Refer to an array of pointers to functions instead
11269 of one of functions.
11271 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
11272 Jan Hubicka <jh@suse.cz>
11274 * combine.c (reversed_comparison): Fix typo in last patch.
11276 (combine_reversed_comparison_code): Make static to follow
11277 prototype declaration.
11279 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11281 * install.texi: Remove misplaced duplicate entry.
11283 2001-01-11 Ulrich Drepper <drepper@redhat.com>
11285 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
11287 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
11289 * final.c: (leaf_function_p): Fix typo.
11291 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
11293 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
11294 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
11296 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
11297 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
11298 mmap_anon, and valloc is available.
11299 * ggc-page.c: Restructure ifdef logic to match new autoconf
11300 spec. Don't throw away the test page in init_ggc.
11302 * configure, config.in: Regenerate.
11304 2001-01-12 Michael Hayes <mhayes@redhat.com>
11306 * loop.h (total_biv_increment): Constify iv_class pointer.
11307 (struct induction): Replace `mem_mode' with `mem' rtx.
11308 * unroll.c (total_biv_increment): Constify iv_class pointer.
11309 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
11310 (find_mem_givs, combine_givs_p): Likewise.
11311 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
11313 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
11315 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
11317 (__gthread_getspecific): Ditto.
11319 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
11321 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
11322 put_condition_code): Convert fp comparison codes to integer
11324 (ix86_expand_fp_compare): Postnote the fp comparison code converison
11327 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
11328 * i386-protos.h (no_comparison_operator): Kill.
11330 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
11332 * combine.c (REVERSIBLE_CC_MODE): Remove.
11333 (reversible_comparison_p): Remove.
11334 (combine_reversed_comparison_code): New.
11335 (reversed_comparison): New.
11336 (combine_simplify_rtx): Use
11337 combine_reversed_comparison_code/reversed_comparison instead
11338 of reversible_comparison_p.
11339 (simplify_if_then_else): Likewise.
11340 (simplify_set): Likewise.
11341 (simplify_logical): Likewise.
11342 (if_then_else_cond): Likewise.
11343 (known_cond): Likewise.
11344 (simplify_comparison): Likewise.
11346 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
11348 * builtins.c (std_expand_builtin_va_start): Handle varargs when
11349 sizeof (int) is larger than sizeof(__word__).
11351 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11353 * cppinit.c (do_includes): Fix typo.
11355 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11357 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
11358 in S_REGS does not occur because not all sources are possible
11359 when a S_REGS is a destination (sometimes needs a clobber).
11360 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
11361 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
11362 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
11363 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
11364 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
11365 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
11366 (lshrdi_const1, lshrsi3_const16): Likewise.
11367 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
11368 (*movhi_68hc12, *movqi_68hc12): Likewise.
11369 (movstrictqi): Make sure reloading in D_REGS as a destination
11372 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11374 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11376 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11378 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
11379 -D, -U and -A, and don't initialize the builtins.
11380 (do_includes): Error if -include or -imacros with -fpreprocessed.
11381 * cppmain.c (cb_define, cb_undef): Unconditionally process
11383 * tradcpp.c (main): Fix typo.
11385 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
11387 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
11388 (read_name_map): Use IS_ABSOLUTE_PATH.
11389 * tradcpp.c (get_filename): Likewise.
11391 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11393 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
11394 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
11395 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
11396 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
11397 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
11398 (cmphi_z_used): Don't use '@' for the output.
11399 (tstqi_z_used): Likewise.
11400 (cmpqi_z_used): Likewise.
11401 (one_cmplsi2): Likewise.
11403 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11405 * config/sh/sh.c (barrier_align): Recognize branch around far
11406 branch and redundant insn.
11408 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11410 * invoke.texi: Restore documentation of the drivers' switches -MD
11413 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11415 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
11417 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
11418 check-objc//%): Support parallel testing of multilibs.
11419 (TESTSUITEDIR): Set to testsuite by default, but override for
11421 (check-gcc, check-g++, check-g77, check-objc): Enter
11424 2001-01-11 Bernd Schmidt <bernds@redhat.com>
11426 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
11427 * sched-deps.c (deps_may_trap_p): Likewise.
11428 * basic-block.h: Remove a comment.
11429 * flow.c (PROP_POSTRELOAD): Remove.
11430 (update_life_info): Don't add it to prop_flags.
11431 (mark_set_1): Lose the code that was enabled by it.
11433 2001-01-11 Michael Hayes <mhayes@redhat.com>
11435 * flow.c (flow_call_edges_add): New.
11436 * basic_block.h (flow_call_edges_add): New.
11438 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
11440 * reload1.c (move2add_note_store): Update reg_set_luid even if
11441 base reg remains the same.
11443 2001-01-10 Nick Clifton <nickc@redhat.com>
11445 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
11446 machine_function structure to zero.
11447 Add prototypes for machine_status functions.
11449 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11451 * c-common.h (CTI_VOID_LIST): Remove.
11452 (void_list_node): Likewise.
11453 * tree.h (TI_VOID_LIST_NODE): New enumeral.
11454 (void_list_node): New macro.
11455 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
11456 * config/i386/i386.c (ix86_init_builtins): Likewise.
11457 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
11459 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11461 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
11462 * cppinit.c (cpp_start_read): Update comment, remove unneeded
11464 * tradcpp.c: Include mkdeps.h.
11465 (deps, print_deps_phony_targets, deps_append, output_deps,
11466 init_dependency_output, output_deps): New.
11467 (deps_buffer, deps_allocated_size, deps_size, deps_column,
11468 deps_output): Delete.
11469 (print_deps_missing_files): Rename deps_missing_files.
11470 (inhibit_output): Make global.
11471 (main): Delete inhibit_output, deps_stream, deps_target.
11472 Use mkdeps functionality in the same way as cpplib. Remove
11473 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
11474 -M and -MM. Remove old handling of deps via deps_out, and
11475 old reading of environment variables.
11476 (get_filename): Update to use deps_add_dep.
11478 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11480 * output.h (make_function_rtl): Remove prototype.
11481 (make_decl_rtl): Likewise.
11482 * varasm.c (make_function_rtl): Remove.
11483 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
11484 than from a third parameter.
11485 * tree.h (make_decl_rtl): Remove last parameter.
11486 * c-decl.c (builtin_function): Remove last argument in call to
11487 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
11488 (start_function): Likewise.
11489 * except.c (call_get_eh_context): Likewise.
11490 * expr.c (emit_block_move): Likewise.
11491 (clear_storage): Likewise.
11492 * profile.c (output_func_start_profiler): Likewise.
11493 * toplev.c (rest_of_decl_compilation): Likewise.
11494 * objc/objc-act.c (create_builtin_decl): Likewise.
11495 (synth_module_prologue): Likewise.
11496 (generate_static_reference): Likewise.
11497 (build_selector_reference_decl): Likewise.
11498 (build_class_reference_decl): Likewise.
11499 (build_objc_string_decl): Likewise.
11500 (build_protocol_reference): Likewise.
11502 2001-01-10 Richard Henderson <rth@redhat.com>
11504 * hwint.h: Revert yesterday's change.
11506 2001-01-10 Nick Clifton <nickc@redhat.com>
11508 * function.h (save_machine_status): Delete.
11509 (restore_machine_status): Delete.
11510 Amend comment describing {init|mark|free}_machine_status.
11512 * function.c (save_machine_status): Delete.
11513 (restore_machine_status): Delete.
11514 Amend comment describing {init|mark|free}_machine_status.
11515 (push_function_context_to): Remove invocation of
11516 save_machine_status.
11517 (pop_function_context_from): Remove invocation of
11518 restore_machine_status.
11520 * emit-rtl.c (init_emit_once): Amend comment describing
11521 {init|mark|free}_machine_status.
11523 * tm.texi (Per-Function Data): New node. Describe the
11524 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
11527 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11529 * cppinit.c (OPT_g): Remove.
11530 (cpp_handle_option): Update for removed -g3.
11531 (print_help): Update.
11532 * cpplib.h (struct cpp_options): Remove debug_output.
11533 * cppmain.c (setup_callbacks, cb_define): Update.
11534 * gcc.c (cpp_options): Translate -g3 to -dD.
11536 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
11538 * config/i960/i960.md: Change modifier to + on the zero_extract
11539 pattern after the (rotate -2 reg) canonicalization pattern.
11541 2001-01-10 Richard Henderson <rth@redhat.com>
11543 * config/alpha/alpha.c (alpha_free_machine_status): New.
11544 (override_options): Install it.
11545 (alpha_mark_machine_status): Verify machine non-null.
11546 * config/i386/i386.c (ix86_free_machine_status): New.
11547 (override_options): Install it.
11548 (ix86_init_machine_status): Use xcalloc.
11549 (ix86_mark_machine_status): Verify machine non-null.
11550 * config/ia64/ia64.c (ia64_free_machine_status): New.
11551 (ia64_override_options): Install it.
11552 (ia64_mark_machine_status): Verify machine non-null.
11554 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
11556 * function.c (instantiate_virtual_regs): Instantiate virtual
11557 registers found in CALL_INSN_FUNCTION_USAGE.
11559 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11561 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
11562 equivalent to -ansi in disabling -Di386.
11564 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
11566 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
11568 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
11570 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
11572 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
11574 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11576 * invoke.texi: Document that -fcond-mismatch isn't supported for
11579 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11581 * gcc.texi: Define macro gcctabopt.
11582 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
11583 @command, @env and @option in some places where appropriate. Use
11584 @gcctabopt where appropriate. Put URLs and email addresses inside
11587 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
11589 * gcc.c (cpp_options): Set MD file name from output
11590 filename, if specified.
11591 (suffix_subst): New static variable.
11592 (do_spec): Clear it.
11593 (do_spec_1, case '.'): Handle new `%.suffix' spec.
11595 (give_switch): Handle suffix_subst.
11597 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11599 * invoke.texi: Fix another typo.
11601 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11603 * invoke.texi: Fix typo.
11605 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11607 * c-lang.c (lang_hooks): Update.
11608 (lang_decode_option): Remove.
11609 (lang_init_options): Rename c_init_options.
11610 * toplev.c (main): Use lang_hooks for lang_init_options
11611 and lang_decode_option.
11612 * toplev.h (lang_hooks): Add 2 new hooks.
11613 * tree.h: Remove lang_init_options and lang_decode_option.
11614 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
11615 * cp/decl2.c: Similarly.
11616 * cp/lex.c (lang_init_options): Rename cxx_init_options.
11617 (lang_hooks): Update.
11618 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
11620 (lang_init_options): Rename ffe_init_options.
11621 (lang_hooks): Update.
11622 (lang_decode_option): Remove.
11623 * java/lang.c (lang_init_options): Rename java_init_options.
11624 (lang_decode_option): Rename java_decode_option.
11625 (lang_hooks): Update.
11626 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
11627 (lang_decode_option): Rename objc_decode_option.
11628 (lang_hooks): Update.
11630 2001-01-09 Nick Clifton <nickc@redhat.com>
11632 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
11633 (d30v_return_addr_rtx): Delete.
11634 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
11635 cfun->machine structure.
11636 (struct machine_function): Move to d30v.h
11637 (d30v_save_machine_status): Delete.
11638 (d30v_restore_machine_status): Delete.
11639 (d30v_init_machine_status): New Function.
11640 (d30v_mark_machine_status): New Function.
11641 (d30v_free_machine_status): New Function.
11642 (d30v_init_expanders): Use new functions.
11643 (d30v_return_addr): Use ra_rtx field in cfun->machine.
11644 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
11645 d30v_return_addr_rtx.
11647 * config/d30v/d30v.h (struct_machine): Move here.
11648 Add eh_epilogue_sp_ofs field.
11650 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
11651 field in cfun->machine structure.
11653 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
11655 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
11656 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
11657 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11659 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
11661 * objc/lang-options.h: Remove bogus reference to
11664 2001-01-09 Kazu Hirata <kazu@hxi.com>
11666 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
11669 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
11671 * reload.c (find_reloads_address): Check for eliminable registers
11672 when substituting a constant expression for a pseudo.
11674 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
11676 * c-common.c (enum format_type): Add format_type_error.
11677 (decode_format_type): New function.
11678 (decl_attributes): Use it.
11679 (format_kind_info): Adjust comment.
11681 2001-01-09 David O'Brien <obrien@BSDi.com>
11683 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
11684 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
11686 * config/i386/gnu.h: Don't include required platform specific .h files,
11687 tm.h will do it instead.
11688 * config/i386/i386elf.h: Likewise.
11689 * config/i386/linux.h: Likewise.
11690 * config/i386/moss.h: Likewise.
11691 * config/mips/gnu.h: Likewise.
11693 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11695 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
11696 (rs6000-ibm-aix3.[01]*): Likewise.
11697 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
11698 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
11699 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
11700 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
11701 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
11702 (powerpc-*-eabiaix*): Likewise.
11703 (powerpc-*-eabisim*): Likewise.
11704 (powerpc-*-elf*): Likewise.
11705 (powerpc-*-eabi*): Likewise.
11706 (powerpc-*-rtems*): Likewise.
11707 (powerpc-*-linux*libc1): Likewise.
11708 (powerpc-*-linux*): Likewise.
11709 (powerpc-wrs-vxworks*): Likewise.
11710 (powerpcle-wrs-vxworks*): Likewise.
11711 (powerpcle-*-sysv*): Likewise.
11712 (powerpcle-*-elf*): Likewise.
11713 (powerpcle-*-eabisim*): Likewise.
11714 (powerpcle-*-eabi*): Likewise.
11715 (powerpcle-*-solaris2*): Likewise.
11716 * config/rs6000/aix31.h: Delete includes.
11717 * config/rs6000/aix3newas.h: Likewise.
11718 * config/rs6000/aix41.h: Likewise.
11719 * config/rs6000/aix43.h: Likewise.
11720 * config/rs6000/beos.h: Likewise.
11721 * config/rs6000/rtems.h: Likewise.
11722 * config/rs6000/sysv4.h: Likewise.
11724 2001-01-09 Kazu Hirata <kazu@hxi.com>
11726 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
11727 Change an argument mode of machine_mode to shift_mode of
11728 shift_mode. Remove an extra error check.
11729 (emit_a_shift): Adopt to the new calling prototype of
11731 (function_prologue): Fix code for a monitor
11732 function. Support H8/S.
11733 (function_epilogue): Do not output pop for a monitor function.
11735 2001-01-09 Nick Clifton <nickc@redhat.com>
11737 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
11738 (setup_incoming_varargs): Use sysv_varargs_p field of the
11739 cfun->machine structure.
11740 (struct machine_function): Move to rs6000.h
11741 (rs6000_save_machine_status): Delete.
11742 (rs6000_restore_machine_status): Delete.
11743 (rs6000_init_machine_status): New Function.
11744 (rs6000_free_machine_status): New Function.
11745 (rs6000_init_expanders): Use new functions.
11747 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
11749 (struct machine_function): Move here.
11751 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
11752 sysv_varargs_p field of the cfun->machine structure.
11754 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
11756 (rs6000_restore_machine_status): Remove prototype.
11758 2001-01-09 Richard Henderson <rth@redhat.com>
11760 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
11761 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
11762 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
11763 (sched_analyze_2, sched_analyze_insn): Likewise.
11764 (sched_analyze, init_deps): Likewise.
11765 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
11766 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
11767 (compute_block_backward_dependences): Update propagate_deps call.
11769 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
11771 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
11773 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11775 * cppinit.c (OPT_MD, OPT_MMD): Restore.
11776 (cpp_handle_option): Handle them.
11777 (cpp_post_options): Ensure one of -M or -MM is specified with
11778 any other -M? option.
11779 (init_dependency_output): Suppress output with -MG.
11781 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11783 * cpp.texi: Update.
11784 * invoke.texi: Update.
11786 2001-01-09 Bernd Schmidt <bernds@redhat.com>
11788 * sh.md (reload_outsf): Generate recognizable patterns for
11791 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11793 * c-lang.c (lang_hooks): Update.
11794 (lang_init): Rename c_init.
11795 (lang_finish): Remove.
11796 * toplev.c (compile_file): Use lang_hooks for lang_init ()
11797 and lang_finish ().
11798 * toplev.h (lang_hooks): Add init () and finish ().
11799 * tree.h (lang_init, lang_finish): Remove.
11800 * cp/tree.h (lang_init, lang_finish): Remove.
11801 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
11802 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
11804 (lang_init, lang_finish): Remove.
11805 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
11806 (lang_hooks): Update.
11807 * java/lang.c (lang_init): Rename java_init.
11808 (lang_finish): Remove.
11809 (lang_hooks): Update.
11810 * objc/objc-act.c (lang_init): Rename objc_init.
11811 (lang_finish): Remove.
11812 (lang_hoooks): Update.
11814 20001-01-09 Graham Stott <grahams@redhat.com>
11816 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
11817 after `ptr` is initialised.
11819 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11821 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
11822 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
11823 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
11824 stack adjusts, instead of r3.
11826 2001-01-09 Michael Hayes <mhayes@redhat.com>
11828 * flow.c (flow_loop_scan): Break out of ...
11829 (flow_loops_find) ... here.
11830 * basic-block.h (flow_loop_scan): New.
11831 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
11832 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
11834 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11836 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
11838 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
11839 realloc()ing macro_buffer.
11841 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
11842 if it's wider than long and the target's long is wider than the
11845 2001-01-09 Mark Mitchell <mark@codesourcery.com>
11847 Remove support for using UWIN as a host machine.
11848 * configure.in: Issue an error message.
11849 * configure: Regenerated.
11850 * config.gcc: Remove xm_* UWIN configury.
11851 * config/i386/xm-uwin.h: Remove.
11853 2001-01-08 Nick Clifton <nickc@redhat.com>
11855 * config/v850/v850.c (ra_rtx): Delete.
11856 (v850_save_machine_status): Delete.
11857 (v850_restore_machine_status): Delete.
11858 (v850_init_machine_status): New function.
11859 (v850_mark_machine_status): New function.
11860 (v850_free_machine_status): New function.
11861 (v850_return_addr): Use ra_rtx field in machine structure.
11862 (v850_init_expanders): Use new functions.
11864 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
11865 * config/v850/v850.c: Change arguments to v850_output+* functions
11866 to take a const char *, to avoid compile time warning.
11867 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
11868 (USER_LABEL_PREFIX): Redefine.
11870 2000-01-08 Jim Wilson <wilson@redhat.com>
11872 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
11873 1 to unsigned HOST_WIDE_INT before left shift.
11875 2001-01-08 Nick Clifton <nickc@redhat.com>
11877 * config/arm/arm.c (arm_mark_machine_status): Check to see if
11878 the machine structure has been allocated.
11879 (arm_free_machine_status): New function: Free the machine
11880 specific function structure.
11882 2001-01-08 Richard Henderson <rth@redhat.com>
11884 * jump.c (simplejump_p): Revert last change.
11886 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
11888 * cppinit.c (init): Rename init_library.
11889 (cpp_create_reader): Update.
11890 * gcc.c (cpp_options): If -o given, use it as the target of
11893 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11895 * arm.c (arm_arch5e): New variable.
11896 (all_cores): XScale is a 5TE device.
11897 (arm_override_options): Set arm_arch5e.
11898 (arm_init_builtins): __builtin_prefetch is in arch5e.
11899 * arm.h (arm_arch5e): Declare it.
11901 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
11903 * arm.md (define_constants): Add defines for UNSPEC and
11904 UNSPEC_VOLATILE insns. Update all users.
11905 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
11906 * arm.c (multi_register_push, note_invalid_constants)
11907 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
11908 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
11909 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
11911 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
11913 * jump.c (jump_optimize_1): Use reversed_comparison_code
11914 instead of can_reverse_comparison_p.
11915 (jump_back_p): Likewise.
11916 (invert_exp_1): Likewise.
11917 (thread_jumps): Likewise.
11918 * simplify-rtx.c (simplify_unary_operation): Likewise.
11919 (simplify_ternary_operation): Likewise.
11920 * cse.c (find_comparison_args): Convert to use
11921 can_reverse_comparison_p.
11922 (record_jump_equiv): Likewise.
11924 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11926 * arm.h (HARD_REGNO_RENAME_OK): Delete.
11927 (EPILOGUE_USES): Define.
11928 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
11929 automatically stack the LR if it isn't live.
11931 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
11933 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
11936 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
11938 * ggc-page.c (max_alignment): New structure.
11939 (MAX_ALIGNMENT): New macro.
11940 (init_ggc): Use it to round up the sizes in the
11941 extra_order_size_table.
11943 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11945 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
11948 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11950 * builtins.def (BUILT_IN_FPRINTF): New entry.
11952 * c-common.c (c_expand_builtin_fprintf): New function.
11953 (init_function_format_info): Handle __builtin_fprintf.
11954 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
11955 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
11957 * c-decl.c (duplicate_decls): Adjust comment.
11959 * extend.texi (fprintf): Document new builtin.
11961 2001-01-07 Richard Henderson <rth@redhat.com>
11963 * jump.c (simplejump_p): Recognize any single_set jump
11964 of the proper form.
11966 2001-01-07 Richard Henderson <rth@redhat.com>
11968 * configure.in (slibdir): Accept an --with-slibdir option.
11969 Use "test" not "[" in configure. Default to $(libdir).
11971 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
11973 * config/t-aix43 (SHLIB_INSTALL): Likewise.
11974 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
11975 (SHLIB_LINK): Create links for the soname.
11976 * config/mips/t-iris6: Likewise.
11977 * config/sparc/t-slibgcc: Likewise.
11978 * config/sparc/t-slibgcc-sld: Likewise.
11980 2001-01-07 Jakub Jelinek <jakub@redhat.com>
11982 * config/i386/i386.c (constant_call_address_operand): Accept
11983 (const (plus (symbol_ref) (const_int))).
11984 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
11985 constant_call_address_operand.
11987 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11989 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
11990 and LONG_LONG_TYPE_SIZE > 32.
11992 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11994 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
11995 the previous change.
11997 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
11999 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
12001 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
12002 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
12003 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
12006 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12008 * fix-header.c (read_scan_file): s/pfile/scan_in/.
12010 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12012 * c-lang.c (c_post_options): Call cpp_post_options.
12013 * objc/objc-act.c (objc_post_options): Similarly.
12014 * cppmain.c (main): Similarly.
12015 * fix-header.c (read_scan_file): Similarly.
12016 * cppinit.c (cpp_start_read): Move option consistency checks
12017 to cpp_post_options. Don't call init_dependency_output.
12018 If needed, add default target and main file dependency.
12019 (OPT_MD, OPT_MMD): Remove.
12021 (cpp_handle_option): Update for OPT_* changes.
12022 (cpp_post_options): New.
12023 (init_dependency_output): Command line -MF overrides environment
12024 variables. Don't set default target etc. Suppress output
12025 if dependencies are going to stdout.
12026 (print_help): Update.
12027 * cpplib.h (cpp_post_options): New.
12028 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
12030 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
12032 * jump.c (comparison_dominates_p): Support unordered compares.
12034 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
12036 * simplify-rtx.c (simplify_relational_operation): Always simplify
12037 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
12040 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
12042 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
12043 (nonzero_bits): Likewise.
12044 (simplify_comparison): Likewise.
12045 (num_sign_bit_copies): Likewise; return more sane value depending
12046 on STORE_FLAG_VALUE.
12047 (known_cond): Do not assume EQ to be always true for equivalent
12050 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
12052 * cse.c (fold_rtx): Handle unordered comparisons.
12054 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
12056 * rtlanal.c (set_of_1): New static function.
12057 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
12058 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
12059 reg_set_last_last_regno): Remove.
12060 (set_of): New global function.
12061 (set_of_data): New structure.
12062 (reg_set_p, reg_set_last): Revamp for set_of.
12063 * rtl.h (set_of): New.
12065 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12067 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
12068 * extend.texi: Document _Exit builtin.
12070 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12072 * (initialize, initialize_builtins,
12073 initialize_dependency_output, initialize_standard_includes):
12074 Rename s/initialize/init. Update.
12075 (init_dependency_output): Move to after
12076 cpp_handle_options, the correct location temporally at least.
12077 (opt_comp): Move next to init (), its caller. Fix prototype.
12078 (init): Make "initialized" local scope.
12079 (cpp_create_reader): Always call init ().
12080 (cpp_start_read): Update.
12081 (output_deps): New function, broken out of cpp_finish.
12082 (cpp_finish): Break out output_deps.
12084 2001-01-07 Richard Henderson <rth@redhat.com>
12086 * collect2.c (COFF specific stuff): Revert 12-06 patch
12087 to prototype system functions.
12089 2001-01-07 Michael Hayes <mhayes@redhat.com>
12091 * hard-reg-set.h: Add multiple include guard.
12092 * basic-block.h (struct loop): Add `sink' field.
12093 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
12094 (emit_iv_add_mult): Delete.
12095 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
12096 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
12097 (unroll_loop): Remove end_insert_before argument.
12098 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
12099 (maybe_eliminate_biv_1): Likewise.
12100 (emit_iv_add_mult): Delete.
12101 (gen_add_mult, loop_regs_update): New.
12102 (loop_insn_emit_after, loop_insn_emit_before): New.
12103 (loop_insn_sink, loop_insn_sink_or_swim): New.
12104 (emit_iv_add_mult): Delete.
12105 (scan_loop): Set loop->sink.
12106 (loop_givs_reduce): Use loop_insn_sink and its ilk.
12107 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
12108 (maybe_eliminate_biv_1): Likewise.
12109 (maybe_eliminate_biv_1): Add basic block argument.
12110 * unroll.c (unroll_loop): Remove end_insert_before argument.
12111 (find_splittable_regs): Likewise.
12112 (find_splittable_regs): Use loop_insn_sink and its ilk.
12113 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
12115 2001-01-07 Michael Hayes <mhayes@redhat.com>
12117 * loop.h (loop_insn_hoist): New prototype.
12118 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
12119 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
12120 (check_dbra_loop, load_mems): Likewise.
12121 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
12122 (find_splittable_givs): Likewise.
12124 2001-01-07 Michael Hayes <mhayes@redhat.com>
12126 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
12128 2001-01-07 Richard Henderson <rth@redhat.com>
12130 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
12132 2001-01-07 Richard Henderson <rth@redhat.com>
12134 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
12135 NO_SHARED_LIBGCC_MULTILIB as required for the target.
12136 * gcc.c (init_spec): Massage the existing libgcc_spec into a
12137 variant that handles a shared libgcc.
12138 (process_command): Always validate -{static,shared}-libgcc.
12139 (do_spec_1): New 'M' case.
12140 * invoke.text (Link Options): Document -{static,shared}-libgcc.
12142 2001-01-07 Richard Henderson <rth@redhat.com>
12144 * Makefile.in (slibdir): New variable.
12145 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
12146 (installdirs): Create slibdir.
12147 (install-libgcc, install-multilib): Defer to libgcc.mk.
12148 * configure.in (slibdir): Substitute.
12149 * mklibgcc.in (install): New target.
12151 * config/t-linux (SHLIB_LINK): Create links for the soname.
12152 (SHLIB_INSTALL): New.
12153 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
12154 * config/mips/t-iris6 (SHLIB_INSTALL): New.
12155 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
12156 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
12157 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
12159 2001-01-07 Richard Henderson <rth@redhat.com>
12161 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
12162 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
12163 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
12165 2001-01-07 Michael Hayes <mhayes@redhat.com>
12167 * loop.c (count_loop_regs_set): Delete.
12168 (load_mems_and_recount_loop_regs_set): Delete.
12169 (loop_regs_scan): Merge common code from count_loop_regs_set,
12170 scan_loop, and load_mems_and_recount_loop_regs_set.
12171 (scan_loop): Call load_mems directly and loop_regs_scan
12172 again if new registers created.
12174 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12176 * toplev.c (main): Call the front-end specific post_options
12177 hook if one is given.
12178 * toplev.h (struct_lang_hooks, lang_hooks): New.
12179 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
12180 for the C front end.
12181 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
12182 lang_hooks for the C++ front end.
12183 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
12184 lang_hooks for the ObjC front end.
12185 * f/com.c (lang_hooks): Hooks for the Fortran front end.
12186 * java/lang.c (lang_hooks): Hooks for the Java front end.
12188 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12190 * c-lex.c (init_c_lex): Request #define / #undef callbacks
12191 for verbose DWARF[2] debugging.
12192 (cb_define, cb_undef): The new callbacks.
12193 * toplev.h (debug_define, debug_undef): Make const correct.
12194 * toplev.c (debug_define, debug_undef): Similarly. Do not
12195 perform the verbosity tests here anymore.
12197 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
12199 * reload.c (subst_reloads): Take INSN argument. When
12200 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
12201 * reload.h (subst_reloads): Adjust prototype.
12202 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
12203 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
12204 present in JUMP_INSNs and copy them to JUMP_LABEL.
12205 * flow.c (find_label_refs, find_basic_blocks_1): Skip
12206 JUMP_INSNs and insns with REG_LABELs that are followed by
12207 JUMP_INSNs with the same REG_LABEL.
12208 * sched-rgn.c (is_cfg_nonregular): Likewise.
12209 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
12211 * unroll.c (unroll_loop): Look for REG_LABEL notes in
12213 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
12215 2001-01-06 Richard Henderson <rth@redhat.com>
12217 * loop.c (scan_loop): Use xcalloc for the regs array.
12218 (load_mems_and_recount_loop_regs_set): Zero the new memory
12219 received from xrealloc.
12221 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
12223 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
12225 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
12227 * integrate.c (copy_rtx_and_substitute): When copying
12228 an ignored return value, strip REG_FUNCTION_VALUE_P.
12230 2001-01-06 Michael Hayes <mhayes@redhat.com>
12232 * loop.c (debug_biv, debug_giv): New.
12233 (loop_biv_dump): Break out from ...
12234 (record_biv): ... here.
12235 (loop_giv_dump): Break out from ...
12236 (record_giv): ... here.
12237 (loop_bivs_check): Use print_simple_rtl.
12238 * unroll.c (loop_iterations): Use print_simple_rtl.
12240 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12242 * pa.md (return, return_internal): Modify patterns to prevent regrename
12243 mucking with the return pointer.
12245 2001-01-05 Richard Henderson <rth@redhat.com>
12247 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
12249 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
12251 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
12252 version supplied by Matteo Frigo.
12254 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12256 * cpp.texi: Update for -MQ.
12257 * cppinit.c (cpp_create_reader): Always create pfile->deps.
12258 (cpp_cleanup): Always free pfile->deps.
12259 (initialize_dependency_output): Don't create pfile->deps.
12260 (cpp_handle_option): Similarly.
12262 * gcc.c (cpp_options): Handle -MQ.
12263 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12264 * mkdeps.c (base_name): Remove.
12265 (deps_init): Don't allocate vector space until it's needed.
12266 (deps_free): Only free vectors if allocated.
12267 (deps_add_target, deps_add_dep): Update for initial allocation.
12268 (deps_add_default_target): Don't strip to the base_name.
12270 2001-01-05 DJ Delorie <dj@redhat.com>
12272 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
12273 (INIT_EXPANDERS): Define.
12275 * config/v850/v850.c (struct machine_function): Define.
12276 (v850_save_machine_status): New function.
12277 (v850_restore_machine_status): New function.
12278 (v850_return_addr): New function.
12279 (v850_init_expanders): New function.
12281 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
12282 and v850_init_expanders.
12284 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12286 * cpplib.h (struct cpp_reader): Add help_only field.
12287 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
12288 (cpp_handle_option): Set pfile->help_only if we see -h,
12289 --help, -target-help, or --version. Print version string but
12290 do not set help_only if we see -v or -version. Make text
12291 printed by -v match that printed by (-)-version.
12293 * cppmain.c (main): Exit after option parsing if
12294 pfile->help_only is true.
12296 * toplev.c (independent_decode_option): Call print_version,
12297 then exit, if we see --version (but not -version).
12298 (print_version): Split lengthy message into two lines.
12300 2001-01-05 Nick Clifton <nickc@redhat.com>
12302 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
12303 temporary string for initialisation before calling ggc_alloc_string.
12305 2001-01-06 Michael Hayes <mhayes@redhat.com>
12307 * rtl.h (print_simple_rtl): New.
12308 * print-rtl.c (print_simple_rtl): New.
12309 (flag_simple): New.
12310 (print_rtx): Disable printing of flags and modes, etc.,
12311 if `flag_simple` nonzero.
12313 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12315 * function.c (fixup_var_refs): Use push_to_full_sequence where
12318 2001-01-05 Michael Meissner <meissner@redhat.com>
12320 * flags.h (flag_reorder_blocks): Add declaration.
12321 (flag_rename_block): Ditto.
12323 2001-01-05 DJ Delorie <dj@redhat.com>
12325 * function.c (reorder_blocks): Make sure the flags are all reset
12326 before using them to mark blocks, else a second invocation will
12327 corrupt the block chain.
12328 (reorder_blocks_0): New, resets the flags.
12330 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
12332 * cse.c (find_comparison_args): Stop if the argument is known to
12335 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12337 * config/sh/sh.md (movdf): When splitting load into pair of
12338 registers, don't clobber the register used in the address too
12341 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
12343 * varasm.c (mark_constant_pool): Improve initial comments.
12344 (mark_constants): Move marking of constants to mark_constant.
12345 (mark_constant): New function to recursively mark all constants
12346 referred to by a constant.
12348 2001-01-05 Catherine Moore <clm@redhat.com>
12350 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
12352 2001-01-05 Phil Edwards <pme@sources.redhat.com>
12354 * cp/lang-options.h: Bring comment in line with reality.
12355 * f/lang-options.h: Likewise.
12356 * java/lang-options.h: Likewise.
12357 * objc/lang-options.h: Likewise.
12358 * ch/lang-options.h: Likewise.
12359 * f/g77.texi: And update the manual.
12361 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
12362 Denis Chertykov <denisc@overta.ru>
12364 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
12365 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
12366 * config/avr/avr.md (all peepholes that request a scratch register):
12367 Call it, FAIL the peephole if not safe (in interrupt functions).
12369 2001-01-05 Mark Mitchell <mark@codesourcery.com>
12371 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
12373 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
12375 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
12377 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
12378 BUILT_IN_CREAL and BUILT_IN_CIMAG.
12379 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
12380 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
12381 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
12383 * extend.texi: Document these builtins.
12385 2001-01-05 Daniel Berlin <dberlin@redhat.com>
12387 * c-common.c (lang_get_alias_set): Say we know nothing of
12388 VECTOR_TYPE aliasing.
12390 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
12392 2001-01-05 Bruce Korb <bkorb@gnu.org>
12394 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
12395 their x* equivalent versions for atexit-less systems
12396 * fixinc/fixincl.c(main): do not return from main() on atexit-less
12397 systems (or any other system any more).
12399 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
12401 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
12402 output operands. Use arm_hard_register_operand for operand 4.
12403 (stmsi_postinc): Similarly.
12404 (ldmsi): Use arm_hard_register_operand for opernand 2.
12405 (stmsi): Similarly.
12406 * arm.c (arm_hard_register_operand): New function.
12407 * arm-protos.h (arm_hard_register_operand): Prototype it.
12409 * arm.h (HARD_REGNO_RENAME_OK): Define.
12411 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
12413 * simplify-rtx.c (cfc_args): add "unordered" field.
12414 (check_fold_consts): Set unordered field.
12415 (simplify_relational_operation): Simplify the unordered
12418 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
12421 * emit-rtl.c (try_split): Fix code to mark labels.
12422 * jump.c (mark_jump_label): Make global.
12423 * rtl.h (mark_jump_label): Declare.
12425 * predict.c (estimate_probability): Handle unordred comparisons.
12427 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12429 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
12430 * cppinit.c (initialize_dependency_output): Update.
12431 (cpp_finish): Output dummy targets for -MP.
12433 (cpp_handle_option): Handle -MP. Don't quote -MT options.
12434 * cpplib.h (struct cpp_options): Add deps_phony_targets.
12435 * gcc.c (cpp_options): Update to handle -MP.
12436 * mkdeps.c (deps_add_target, deps_add_default_target): Update
12437 to quote only the default target.
12438 (deps_phony_targets): Insert a preceding newline. Rename from
12439 deps_dummy_targets for consistency.
12442 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12444 * calls.c (emit_library_call_value_1): Support
12445 INIT_CUMULATIVE_LIBCALL_ARGS.
12446 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
12448 2001-01-04 Richard Henderson <rth@redhat.com>
12450 * c-decl.c (finish_struct): Detect flexible array members
12451 used in an inappropriate context.
12452 * c-typeck.c (really_start_incremental_init): Special case
12453 constructor_max_index for zero length arrays.
12454 (pop_init_level): Allow initialization of flexible array
12455 members. Deprecate initialization of zero length arrays.
12456 Don't issue missing initializer warning for flexible array
12457 members or zero length arrays.
12458 (process_init_element): Don't dereference null DECL_SIZE.
12459 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
12460 Don't abort for empty constructors. Use size_binop
12461 (output_constructor): Add commentary regarding zero length
12462 array futures. Abort if we try to initialize an array of
12463 unspecified length with a non-empty constructor in the middle
12466 * extend.texi (Zero Length): Update and clarify documentation
12467 on static initialization.
12469 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12471 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
12472 with more than 32767 words of local storage.
12474 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12476 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
12477 for 'abs', 'labs', and 'fabs'.
12478 (c4x_expand_builtin): Likewise.
12479 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
12481 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12483 * config/sh/sh.md (prget, prset): New insn types.
12484 (return delay slot): Dont' allow prset.
12485 (call, sfunc delay slot): Don't allow prget.
12486 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
12487 for prset and prget.
12489 2001-01-05 Michael Hayes <mhayes@redhat.com>
12491 * loop.h (struct loop_reg): New.
12492 (struct loop_regs): Change to use array of `struct loop_reg'.
12493 * loop.c: Replace assortment of varrays with single regs array.
12494 (count_one_set): Delete may_not_move array argument
12495 and use regs array instead. All caller's changed.
12496 (count_loop_regs_set): Delete may_not_move and single_usage
12497 arguments and use regs array instead. All caller's changed.
12498 (find_single_use_in_loop): Replace usage array argument with pointer
12499 to regs structure. All caller's changed.
12500 (loop_optimize): Delete `moved_once' array.
12502 2001-01-05 Michael Hayes <mhayes@redhat.com>
12504 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
12505 Use it instead of loop_info->has_call for scanning loop mems.
12506 (check_dbra_loop): Replace loop_info->has_call test with
12507 loop_info->has_nonconst_call.
12509 2000-01-04 Matthew Hiller <hiller@redhat.com>
12511 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
12514 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12516 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
12517 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
12519 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12521 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
12522 (flag_short_double, flag_short_wchar): Define.
12523 (c_common_nodes_and_builtins): Create many tree nodes shared
12524 between C and C++ here instead of in cp/decl.c and ...
12525 * c-decl.c (init_decl_processing): ... here.
12526 (SIZE_TYPE, WCHAR_TYPE): Don't define.
12527 (flag_short_double, flag_short_wchar): Don't define.
12528 (record_builtin_type): New function.
12529 (build_void_list_node): New function.
12530 * c-common.h (flag_short_double, flag_short_wchar,
12531 record_builtin_type, build_void_list_node): Declare.
12533 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
12535 * integrate.c (expand_inline_function): Don't put a virtual
12536 register into the reg map.
12538 * function.c (fixup_var_refs_1): If force_operand didn't put
12539 the address into the target, move it there.
12541 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12543 Special-case tree_decl/tree_list allocations.
12544 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
12545 (OBJECT_SIZE): New macro.
12546 (NUM_EXTRA_ORDER): Likewise.
12547 (extra_order_size_table): New variable.
12548 (NUM_ORDERS): New macro.
12549 (objects_per_page_table): New variable.
12550 (object_size_table): New variable.
12551 (G.pages): Use NUM_ORDERS to bound the array.
12552 (G.page_tails): Likewise.
12553 (DIV_ROUND_UP): Remove.
12554 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
12555 (alloc_page): Use OBJECT_SIZE.
12556 (size_lookup): Don't make it const.
12557 (ggc_alloc): Use OBJECT_SIZE.
12558 (ggc_set_mark): Likewise.
12559 (ggc_get_size): Likewise.
12560 (init_ggc): Set up the object_size_table, objects_per_page_table,
12561 and adjust size_lookup.
12562 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
12563 (ggc_pop_context): Use NUM_ORDERS.
12564 (clear_marks): Likewise.
12565 (sweep_pages): Likewise.
12566 (poison_pages): Likewise.
12567 (ggc_print_statistics): Use OBJECT_SIZE.
12569 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12571 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
12572 Only call array_size_for_constructor if last field and array type
12573 with no upper bound.
12575 2001-01-04 Philip Blundell <philb@gnu.org>
12577 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
12578 from bit 31 downwards, if this requires no more insns.
12579 (count_insns_for_constant): New helper function for above.
12581 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
12583 * gencodes.c (output_predicate_decls): Remove empty initializer.
12585 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12587 * tree.c (copy_node): Remove documentation about obstacks.
12588 (buidl1): Check that nobody tries to build 2-argument nodes this
12591 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12593 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
12596 * gencodes.c (output_predicate_decls): Fill empty initializer
12599 2001-01-04 Jakub Jelinek <jakub@redhat.com>
12601 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
12602 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
12604 (do_include): Handle missing headers like cpp0.
12605 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
12606 paths with first include pathname. Don't strcat to uninitialized
12609 2001-01-04 Bernd Schmidt <bernds@redhat.com>
12611 * regrename.c (regrename_optimize): Don't rename from frame pointer
12612 if frame_pointer_needed.
12613 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
12614 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
12615 (ia64_reorg): Use it instead of scheduling if ! optimize.
12616 (errata_emit_nops): Properly call asm_noperands.
12617 (ia64_sched_reorder): Finish cycle if we see an asm.
12618 (ia64_variable_issue): Clear scheduling state after asms.
12620 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
12622 * cpp.texi: Update for -MT.
12623 * cppinit.c (initialize_dependency_output): Add a default
12624 target if none has been given already.
12625 (no_tgt, OPT_MT): New.
12626 (cpp_handle_option): Handle -MT. Update -M etc.
12627 * cpplib.h (struct cpp_options): Remove deps_target.
12628 * gcc.c (cpp_options): Handle -MT.
12629 * mkdeps.c (struct deps): Move from mkdeps.h.
12630 (deps_calc_target): Rename deps_add_default_target. Add a
12631 default target if none has been specified already.
12632 * mkdeps.h (struct deps): Move to mkdeps.c.
12633 (deps_calc_target): Rename deps_add_default_target.
12635 2000-01-03 Richard Henderson <rth@redhat.com>
12637 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
12639 * c-typeck.c (push_init_level): Move checks for flexible array
12640 members and zero length arrays ...
12641 (pop_init_level): ... here. Silently discard empty initializations.
12643 * varasm.c (output_constructor): Update for sizeof change to
12644 zero-length arrays.
12646 * extend.texi (Zero Length): Clarify semantics.
12648 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12650 * configure.in (tm.h): Include isns-codes.h last.
12651 * configure: Rebuilt.
12653 2001-01-03 Richard Henderson <rth@redhat.com>
12655 * config/alpha/alpha.md (addvsi3, addvdi3): New.
12656 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
12658 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12660 * tradcpp.c (main): Make sure finclude() is called with a valid
12661 indepth value while handling -include.
12663 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12665 * gencodes.c (output_predicate_decls): New function.
12667 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
12668 even if it is not the first time machmode.h is #included.
12669 * config/sh/sh.c (fpul_operand): Declare MODE argument.
12670 * tm.texi (PREDICATE_CODES): Document predicate declarations.
12671 * gcc.texi (Copyright): Added 2001.
12673 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12675 * c-common.c (c_common_lang_init): New function. Warn if format
12676 warning options which only have effects when used with -Wformat
12677 are used without -Wformat.
12678 * c-common.h (c_common_lang_init): Declare.
12679 * c-lang.c (lang_init): Call c_common_lang_init.
12680 * objc/objc-act.c (lang_init): Call c_common_lang_init.
12682 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12684 * configure.in: Check for the mktemp command.
12685 * configure: Regenerate.
12686 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
12687 $TEMP. Create temporary files with mktemp, if available at
12688 configure time; otherwise use set -C. Remove temporary files
12691 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12693 * configure.in: Require at least texinfo 4.0. Check for whether
12694 Pod::Man is sufficiently recent to regenerate GCC manpages.
12695 * configure: Regenerate.
12696 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
12698 (GENERATED_MANPAGES): Define.
12699 (generated-manpages): New target. Depend on cpp.1 as well as
12701 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
12702 configure to generated-manpages or empty) rather than on the
12703 manpages directly. Remove execute permission from installed
12704 gcov.1 as well as cpp.1.
12705 * cpp.1, gcov.1: Regenerate.
12707 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12709 * builtins.c (expand_builtin_strncmp): Use host_integerp and
12710 tree_low_cst. Allow using cmpstrsi in more cases.
12712 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12714 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
12717 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
12719 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
12720 * Makefile.in (HOST_CFLAGS): Mention build-make.
12722 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12724 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
12727 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12729 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
12732 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
12735 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
12736 reg_base_value and reg_known_value arrays.
12737 (init_alias_analysis): Add more cases to detect known values.
12738 * sched-deps.c (deps_may_trap_p): New function.
12739 (sched_analyze_2): Use it.
12741 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12743 * combine.c (simplify_shift_const): Even if we're sign-extracting,
12744 don't discard an ASHIFTRT if we're shifting in a wider mode.
12746 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
12748 * toplev.c (rest_of_compilation): Don't print basic block information
12749 when CFG isn't up to date.
12751 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
12753 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
12754 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
12755 (UNALIGNED_SHORT_ASM_OP): Define.
12756 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
12758 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12760 * fold-const.c (fold_convert): Fix typo.
12762 2001-01-02 Richard Henderson <rth@redhat.com>
12764 * c-common.h (ASM_INPUT_P): New.
12765 * c-parse.in (asm): Set it when needed.
12766 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
12767 existance of an operand.
12769 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
12771 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
12772 (dwarf2out_frame_debug_expr): Likewise.
12773 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
12775 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
12777 * i386.c (ix86_split_to_parts): Return number of part required;
12779 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
12781 (ix86_split_long_move): Use number of part returned
12782 by ix86_split_to_parts
12783 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
12785 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
12786 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
12787 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
12788 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
12789 (ALIGN_MODE_128): Add TFmode.
12790 (IS_STACK_MODE): Likewise.
12791 (HARD_REGNO_NREGS): TFmode needs 3 registers.
12792 (HARD_REGNO_OK): Support TFmodes.
12793 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
12794 * i386.md (scheduler definitions): Use memory operand to determine
12795 fst/fld instructions; use mode attribute to determine real mode of
12797 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
12798 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
12800 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12802 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
12804 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12806 * expr.c (store_constructor_field): Update ALIGN before calling
12809 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12811 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
12814 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12816 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
12819 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12821 * c-decl.c (start_function): Don't warn on third parameter to main.
12823 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12825 * tsystem.h: Define HAVE_DECL_GETOPT.
12827 2001-01-02 Philip Blundell <pb@futuretv.com>
12829 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
12832 2001-01-02 Richard Henderson <rth@redhat.com>
12834 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
12836 2001-01-02 Andreas Jaeger <aj@suse.de>
12838 * c-decl.c (c_decode_option): Remove support of
12839 -Wmissing-noreturn.
12841 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
12842 (W_options): Add -Wmissing-noreturn here.
12844 * flow.c: Define lang_missing_noreturn_ok_p.
12845 (check_function_return_warnings): Use it.
12847 * c-common.h: Declare lang_missing_noreturn_ok_p.
12849 * c-lang.c (c_missing_noreturn_ok_p): New function.
12850 (lang_init): Set lang_missing_noreturn_ok_p.
12852 * invoke.texi (Warning Options): Document this.
12854 2000-12-27 Phil Edwards <pme@sources.redhat.com>
12856 * extend.texi (C++ Extensions): New node for C++ attributes;
12857 describe init_priority and com_interface.
12858 * invoke.texi: Remove -finit-priority as it now has zero effect.
12859 * install.texi: Fix xref syntax.
12860 * md.texi: Likewise.
12862 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12864 * config.gcc (sparc64-wrs-vxworks*): New case.
12865 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
12867 * config/sparc/sparc.c (sparc_override_options): Do support different
12868 pointer and architecture size.
12869 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
12870 (POINTERS_EXTEND_UNSIGNED): Define.
12871 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
12872 (FUNCTION_MODE): Define to be Pmode.
12873 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
12875 * function.c (expand_function_end): Properly handle DECL_RESULT
12876 and copy when ptr_mode != Pmode.
12877 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
12879 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12881 * c-common.c (c_common_nodes_and_builtins): Set prototype
12882 parameters for __builtin_fputs, __builtin_fputc and
12883 __builtin_fwrite. Don't declare plain fputc as a builtin.
12885 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
12887 * loop.c (add_label_notes): Increment the label usage count when
12888 a note is added to an insn which refers to a CODE_LABEL.
12889 * gcse.c (add_label_notes): Likewise.
12891 2001-01-01 Andreas Jaeger <aj@suse.de>
12893 * loop.c (scan_loop): Use xmalloc to allocate movables.
12895 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12897 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
12898 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
12899 * reload1.c (REGISTER_MOVE_COST): Likewise.
12900 * regclass.c (REGISTER_MOVE_COST): Likewise.
12901 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
12902 dimension. Adjust all users.
12903 (init_reg_sets_1): Iterate on all modes.
12904 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
12905 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
12906 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
12907 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
12908 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
12909 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
12910 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
12911 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
12912 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
12913 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
12914 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
12915 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
12916 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
12917 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
12918 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
12919 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
12920 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
12921 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
12922 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
12923 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
12924 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
12925 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
12926 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
12927 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
12928 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
12929 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
12930 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
12932 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12934 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
12935 arg VARIES_P. Call it with extra arg.
12936 (true_dependence): Likewise.
12937 * rtl.h (rtx_addr_can_trap_p): Declare.
12938 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
12940 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
12941 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
12942 pic offset table register if it's zero. All callers changed.
12943 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
12945 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12947 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
12948 STRING_POOL_ADDRESS_P.
12950 * config/sparc/sparc.c (input_operand): Properly test for short op.
12952 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
12953 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
12954 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
12955 * config/sparc/elf.h: No longer include sol2.h.
12956 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
12957 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
12959 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
12961 2001-01-01 Michael Hayes <mhayes@redhat.com>
12963 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
12964 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
12965 (record_initial): Likewise.
12966 * unroll.c (copy_loop_body, loop_iterations): Likewise.
12967 (remap_split_bivs): Likewise.
12969 2001-01-01 Michael Hayes <mhayes@redhat.com>
12971 * loop.c (loop_ivs_free): New function.
12972 (strength_reduce): Break out from...
12974 2001-01-01 Michael Hayes <mhayes@redhat.com>
12976 * loop.h (struct iv): New.
12977 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
12978 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
12979 'reg_biv_class' fields with 'regs' and 'n_regs'.
12980 (struct ivs): Rename 'loop_iv_list' field to 'list'.
12981 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
12982 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
12984 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
12986 * resource.c (mark_referenced_resources): Abort() before
12987 attempting to mark a pseudo register.
12988 (mark_set_resources): Likewise.
12990 2001-01-01 Michael Hayes <mhayes@redhat.com>
12992 * loop.h (REG_IV_CLASS): New accessor macro.
12993 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
12994 * unroll.c (REG_IV_CLASS): Likewise.
12996 See ChangeLog.4 for earlier changes.