1 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
3 * doc/install.texi: Update --enable-threads to match reality.
5 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7 * doc/install.texi: Update for C4x.
10 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
12 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
13 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
14 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
15 Consistently use "built-in" and "bit-field". Minor logical markup
17 * doc/gcc.1: Regenerate.
19 2001-06-14 Richard Henderson <rth@redhat.com>
21 * config/mips/mips.md (exception_receiver): New.
23 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
25 * doc/gcc.texi: Update passes documentation to be more in tune
28 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
30 * i386.c (ix86_expand_prologue): Fix merging conflict.
32 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
34 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
35 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
36 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
37 logical markup. Use TeX quotes and dashes. Use @dots{} and
38 @minus{}. Avoid spaces inside @var. Update last modification
40 * doc/gcc.1, doc/gcov.1: Regenerate.
42 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
44 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
45 x86_epilogue_using_move): New global variables.
46 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
47 (ix86_emit_save_regs_using_mov): New static function.
48 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
49 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
50 MASK_MIX_SSE_I387): Renumber.
51 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
52 (x86_accumulate_outgoing_args, x86_prologue_using_move,
53 x86_epilogue_using_move): Declare.
54 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
56 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
58 * inclhack.def (hpux10_cpp_pow_inline): New hack.
60 2001-06-13 Richard Henderson <rth@redhat.com>
62 * ifcvt.c (dead_or_predicable): Fix return value last patch.
64 2001-06-13 Mark Mitchell <mark@codesourcery.com>
68 2001-06-13 Richard Henderson <rth@redhat.com>
70 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
71 (cond_exec_process_if_block, dead_or_predicable): Likewise.
73 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
75 * mips-tfile.c (copy_object): Always pass indexNil for symbol
78 2001-06-13 Kazu Hirata <kazu@hxi.com>
80 * config/h8300/h8300.h (OK_FOR_T): Remove.
81 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
82 * config/h8300/h8300.md: Remove alternatives involving inc and dec
83 in the helper patterns for addhi3 and addsi3.
85 2001-06-13 Phil Edwards <pme@sources.redhat.com>
87 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
89 2001-06-13 Zack Weinberg <zackw@stanford.edu>
91 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
92 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
94 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
95 config/alpha/t-osf4, config/mips/t-iris6: Extract all
96 references to @shlib_map_file@, @shlib_objs@, or
97 @shlib_base_name@ to Makefile variables.
98 Bump soname version of libgcc to 1.
100 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
102 * doc/install.texi: Use more logical markup. Include @node
103 commands in the source when generating any non-HTML.
105 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
107 * README: Remove. Some of the contents moved to ../README.
109 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
111 * doc/install.texi (--enable-shared): List package names
114 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
116 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
117 (*-*-solaris*): Document problem in /bin/sh that affects
118 configuring libraries.
119 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
120 (*-sun-solaris2.8): Document linker problem that explains why
121 libjava is disabled by default.
123 2001-06-09 Mark Mitchell <mark@codesourcery.com>
126 * toplev.c (rest_of_compilation): Remove dead code before
129 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
132 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
133 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
134 * configure: Rebuilt.
136 2001-06-12 Jim Wilson <wilson@redhat.com>
138 * loop.c (strength_reduce): Move bl->all_reduced set before
139 check_ext_dependant_givs call.
140 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
142 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
144 * doc/extend.texi (Function Attributes): Document SH's sp_switch
147 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
149 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
152 2001-06-12 Richard Henderson <rth@redhat.com>
154 * config/i386/i386.c (ix86_expand_prologue): Always use
155 gen_pro_epilogue_adjust_stack; update arguments.
156 (ix86_expand_epilogue): Likewise.
157 (ix86_emit_epilogue_esp_adjustment): Remove.
158 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
159 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
160 clobber of scratch memory instead of a modification of EBP as the
161 barrier. Update all peepholes to match.
163 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
165 * doc/gcc.texi: Change the font used for @def... commands to a
167 * doc/extend.texi: Use more logical markup. Use "built-in"
168 instead of "builtin". Use @deftypefn to mark up built-in
169 functions; specify their types in the @deftypefn and not in the
170 descriptive text. Use TeX quotes and dashes. Add more index
173 2001-06-12 lars brinkhoff <lars@nocrew.org>
175 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
176 (DIR_SEPARATOR_2): Likewise.
178 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
180 * doc/install.texi (--exec-prefix, --bindir, --libdir,
181 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
183 (--enable-cpp): Change to document --disable-cpp instead; update
184 to reflect current default.
185 (--without-fast-fixincludes): Remove documentation.
186 (Final install): Document installation directories in more
187 detail. Document use of make dvi.
189 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
191 * recog.c (validate_replace_rtx_1): Fix previous patch.
193 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
195 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
197 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
199 * simplify-rtx.c (simplify_subreg): Allow volatile memory
200 to be subregged in case we don't have move instruction.
202 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
204 * loop.c: Include predict.h
205 (strength_reduce): Drop branch prediction note in case
206 number of iterations is known.
207 * predict.def (PRED_LOOP_ITERATIONS): new.
208 * Makefile.in (loop.o): Add dependancy on predict.h
210 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
212 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
214 * c-typeck.c (c_start_case): Likewise.
216 2001-06-12 Mark Mitchell <mark@codesourcery.com>
218 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
219 in a structure at a variable address.
221 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
223 * doc/gcov.texi: Use more logical markup.
225 2001-06-11 Mark Mitchell <mark@codesourcery.com>
227 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
228 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
229 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
232 2001-06-11 Stan Shebs <shebs@apple.com>
234 * darwin.h (ASM_FILE_END): Remove decl of language_string.
236 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
238 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
239 as an early clobber to make sure it is not used by reload in
242 2001-06-11 Mark Mitchell <mark@codesourcery.com>
244 * doc/c-tree.texi: Update information about flag_honor_std.
245 * doc/install.texi: Note that binutils is required on HPUX 11.
246 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
249 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
250 variable-sized types.
252 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
254 * doc/md.texi: Use TeX dashes and quotes.
256 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
258 * doc/rtl.texi: Reference manual chapter about trees.
260 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
262 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
263 (WINT_TYPE): Override.
264 (WINT_TYPE_SIZE): Likewise.
265 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
267 * config/sparc/sol2.h (WINT_TYPE): Define.
268 (WINT_TYPE_SIZE): Likewise.
270 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
271 (WINT_TYPE): Override.
272 (WINT_TYPE_SIZE): Likewise.
273 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
274 (CPP_ARCH64_SPEC): Likewise.
276 2001-06-11 Richard Henderson <rth@redhat.com>
278 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
279 with alias attribute.
281 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
282 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
284 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
286 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
288 2001-06-11 Stan Shebs <shebs@apple.com>
290 * darwin.c (darwin_encode_section_info): Rewrite to simplify
291 and fix coding mistakes.
293 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
295 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
296 return string from m32r_output_block_move.
297 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
299 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
301 (ROUND_ADVANCE): Remove signed/unsigned conflict.
302 * config/m32r/m32r.c: Declare prototypes for static functions.
303 (move_src_operand): Replace INT32_P with UINT32_P.
304 (function_arg_partial_nregs): Fixed signed/unsigned conflict
305 in initialisation of 'size'.
306 (m32r_sched_reord): Remove redundant declarations of 'code'.
307 (m32r_output_block_move): Change to a void function.
308 (m32r_encode_section_info): Cast return of
309 TREE_STRING_POINTER to avoid compile time warning.
311 2001-06-11 Richard Henderson <rth@redhat.com>
313 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
314 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
315 (struct machine_function): Add gp_save_rtx.
316 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
317 (alpha_gp_save_rtx): New.
318 * config/alpha/alpha-protos.h: Declare it.
319 * config/alpha/alpha.md (exception_receiver): Make an expander.
320 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
322 2001-06-11 Richard Henderson <rth@redhat.com>
324 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
326 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
328 * configure.in: Align --help messages.
329 Remove trailing full stops.
330 Consistently use lower case.
331 Fix DWARF 2 spelling.
332 * configure: Rebuilt.
334 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
336 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
337 variants for .cpp/.cp/.c++ files.
338 Move definition of __LANGUAGE_C_PLUS_PLUS ...
339 (CPLUSPLUS_CPP_SPEC): ... here.
341 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
343 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
345 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
347 * c-decl.c (store_parm_decls): When comparing types in an
348 old-style function declaration with those from a previous
349 prototype, compare the unqualified versions of parameter types.
352 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
354 * doc/objc.texi: Use more logical markup. Use TeX dashes.
356 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
358 * doc/c-tree.texi: Use more logical markup.
360 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
362 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
364 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
366 * loop.c (scan_loop): Do not combine asm statements.
368 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
370 * simplify-rtx.c (simplify_subreg): Fix offset calculation
371 for complex values within a CONCAT.
373 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
375 * doc/install.texi: Update details of what components are included
376 in the GCC distribution. Update default directory for g++
377 includes. Update documentation relating to old libio. Adjust
378 documentation on DejaGnu environment variables. Remove
379 documentation of --enable-cpplib.
381 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
383 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
386 2001-06-10 Richard Henderson <rth@redhat.com>
388 * ifcvt.c (life_data_ok): New.
389 (merge_if_block): Use it to determine whether to update
391 (if_convert): Set it.
393 2001-06-10 Richard Henderson <rth@redhat.com>
395 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
397 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
399 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
400 (SH Options): Document -mieee.
401 * doc/install.texi (Final install): Remove obsolete information
402 about installing cross compilers.
403 * doc/gcc.1: Rebuilt.
405 2001-06-10 Richard Henderson <rth@redhat.com>
407 * config/alpha/alpha.c (override_options): Set align_loops,
408 align_jumps, and align_functions.
409 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
410 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
412 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
414 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
415 are one and two words in size.
417 2001-06-10 Richard Henderson <rth@redhat.com>
419 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
420 (Code Generation Options): Document -fnon-call-exceptions.
422 2001-06-10 Mark Kettenis <kettenis@gnu.org>
424 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
426 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
428 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
430 2001-06-10 Mark Mitchell <mark@codesourcery.com>
431 Gabriel Dos Reis <gdr@codesourcery.com>
433 * Makefile.in (c-parse.o): Depend on diagnostic.h
434 (dwarf2out.o): Likewise.
436 * dwarf2out.c: #include diagnostic.h
438 * toplev.h (warningcount, errorcount, sorrycount): Remove
441 * toplev.c (warningcount, errorcount, sorrycount): Remove
444 * diagnostic.h (struct output_buffer): Reorder fields.
445 (diagnostic_kind_count): New macro.
446 (errorcount, warningcount, sorrycount): Define as macros.
447 (diagnostic_report_warnings_p): New macro.
448 (output_state): Add diagnostic_count field.
450 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
451 Remove tentative declaration.
452 (count_error): Use diagnostic_report_warnings_p.
454 * c-parse.in: #include diagnostic.h
456 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
458 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
459 prefer a memory for operand 1.
460 ("*addsi3"): Fix constraints, the '!' was too strong.
461 ("*addsi3_split"): Accept soft register and split accordingly.
463 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
465 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
466 Move definition in the RTX_CODE section.
468 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
470 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
471 address as relative to the argument pointer.
473 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
475 * predict.def (PRED_OPCODE): Place before call and error_return.
477 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
479 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
480 * predict.c (estimate_probability): Calculate dominance
481 information; improve detection of NORETURN heuristics;
482 add call/error_return heuiristics; tweak comparison heuristics
485 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
487 * doc/invoke.texi (C Dialect Options): Document -aux-info.
488 (Debugging Options): Document -print-multi-directory and
490 * doc/gcc.1: Rebuilt.
492 * toplev.c (independent_decode_option): Require `=' between
493 `-aux-info' and filename in the same argument.
494 * gcc.c: Don't pass -aux-info=filename twice.
496 2001-06-09 Mark Mitchell <mark@codesourcery.com>
498 * expr.c (expand_expr, case ARRAY_REF): Do not replace
499 an array element with the known initializing value if it has
502 * toplev.c (rest_of_compilation): Remove dead code before
505 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
507 * cppinit.c (print_help): Document -fpreprocessed.
508 * invoke.texi: Similarly.
510 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
512 * predict.def: New file.
513 * predict.h: New file.
514 * predict.c: Include predict.h.
515 (predictor_info): New structure and array.
516 (predict_edge, predict_insn): Rewrite; make global.
517 (predict_edge_def, predict_insn_def): New global functions.
518 (dump_prediction, combine_predictions_for_insns): New
520 (estimate_probability): Change calls to predict_edge
521 to predict_edge_def and calls to predict_insn to predict_insn_def;
522 combine probabilities.
523 (expected_value_to_br_prob): Behave as predictor.
524 * rtl.h (REG_BR_PRED): Update coment.
525 (invert_br_probabilities): New.
526 * jump.c: Include predict.h
527 (duplicate_loop_exit_test): Drop branch prediction notes.
528 (invert_jump): Use invert_br_probabilities.
529 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
530 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
531 * combine.c (distribute_notes): Handle BR_PRED.
533 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
535 * predict.c (predict_insn, predict_edge): New static functions.
536 (estimate_probability): Revamp to use new functions;
537 fix loop header heruistics; add loop exist heruistics
539 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
541 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
543 2001-06-09 Peter Jakubek <pjak@snafu.de>
545 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
547 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
549 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
550 for integer operations that don't update C bit.
552 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
554 * gthr-posix.h (__gthread_objc_init_thread_system): If
555 pthread_key_create fails, it's not clear what the return value is.
556 This obvious fix makes sure it always returns -1 if a problem
559 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
561 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
562 more index entries. Use more logical markup where appropriate.
563 Use TeX quotes and dashes.
565 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
567 * unwind-pe.h: Conditionally qualify references to abort with
570 2001-06-09 Julian Foad <julian_foad@hotmail.com>
572 * doc/invoke.texi: Remove superfluous text.
574 2001-06-08 Richard Henderson <rth@redhat.com>
576 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
577 (LIB_SPEC): Mirror config/linux.h version.
579 2001-06-08 Richard Henderson <rth@redhat.com>
581 * except.c (get_exception_pointer, get_exception_filter): Take a
582 struct function. Update all callers.
583 * except.h (get_exception_pointer): Update declaration.
584 * expr.c (expand_expr): Update get_exception_pointer call.
585 * integrate.c (expand_inline_function): Remap the exception pointer
586 from callee to caller.
588 2001-06-08 Mark Mitchell <mark@codesourcery.com>
590 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
591 accurately reflect its cv-qualification.
592 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
593 cv-qualifiers on function types.
595 2001-06-08 Mark Mitchell <mark@codesourcery.com>
597 * basic-block.h: Improve comments.
598 * except.c (expand_eh_region_end_allowed): Remove redundant call
599 to do_pending_stack_adjust.
600 * flow.c (life_analysis): Fix typo in comment.
601 (calculate_global_regs_live): Add documentation.
602 (mark_set_1): Likewise.
603 (debug_regset): Likewise.
604 * doc/rtl.texi (cond_exec): Document it.
606 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
608 * i386.h (CONST_COSTS): set cost of constants representable in
609 immediate fields to 0.
611 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
613 * function.c (diddle_return_value): Kill code to determine
614 return value before expand_function_end.
615 (expand_function_end): Delay call to clobber_return_register
616 after fucntion return value is computed.
618 Re-install temporary reverted patch:
619 * toplev.c (rest_of_compilation): Call split_all_insns
620 before reg-stack and shorten-branches. Do shorten-branches
622 * final.c (shorten_branches): Remove insn splitting code.
624 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
626 * doc/gcc.texi, doc/invoke.texi: Add index of command line
627 options. Use @opindex to index them rather than other indexing
628 commands. Use @var{...} instead of <...>. Avoid spaces in names
629 inside @var. Don't use @kindex to index escape sequences in
632 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
634 * stmt.c (current_nesting_level): New fn.
635 * tree.h: Declare it.
636 * c-semantics.c (genrtl_compound_stmt): Use it.
638 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
640 2001-06-08 Jakub Jelinek <jakub@redhat.com>
642 * jump.c (mark_modified_reg): Allow jump threading if condition
643 codes are represented by a hard register.
645 2001-06-08 Jakub Jelinek <jakub@redhat.com>
647 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
648 for complex floats passed to unprototyped functions.
650 2001-06-08 Mark Mitchell <mark@codesourcery.com>
652 * except.c (expand_eh_region_end_allowed): Call
653 do_pending_stack_adjust as necessary.
655 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
657 * function.c (clobber_return_register): Clobber the pseudo return
660 * sibcall.c (skip_unreturned_value): New function.
661 (call_ends_block_p): Use it.
663 * recog.c (split_insn): Break out from ...
664 (split_all_insns): ... here; do not use basic block information
667 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
669 * simplify-rtx.c (simplify_subreg): Fix verification of
672 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
674 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
675 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
676 Move definition of _LANGUAGE_C_PLUS_PLUS ...
677 (CPLUSPLUS_CPP_SPEC): ... here.
678 Fixes PRs c++/3047, target/441.
680 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
682 * doc/install.texi2html (MAKEINFO): Keep value if set already.
684 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
686 * doc/gcc.texi: Add trailing slash to URL.
688 2001-06-07 Stan Shebs <shebs@apple.com>
690 * config/darwin.h (ENCODE_SECTION_INFO): Define.
691 (REDO_SECTION_INFO_P): Ditto.
692 (STRIP_NAME_ENCODING): Ditto.
693 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
694 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
695 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
696 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
697 * config/darwin.c: No longer include c-tree.h.
698 (machopic_classify_ident): Rewrite to use symbol encoding.
699 (lookup_name_darwin): Remove.
700 (machopic_non_lazy_ptr_name): Handle encoded symbols.
701 (machopic_stub_name): Use STRIP_NAME_ENCODING.
702 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
703 (machopic_finish): Ditto, remove test of decl.
704 (update_non_lazy_ptrs): New function.
705 (darwin_encode_section_info): New function.
706 * config/darwin-protos.h: Declare it.
707 * config/rs6000/rs6000.c (machopic_output_stub): Use
710 2001-06-07 Mark Mitchell <mark@codesourcery.com>
712 * tree.h (DECL_SOURCE_FILE): Improve documentation.
713 (DECL_SOURCE_LINE): Likewise.
715 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
717 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
720 2001-06-07 Phil Edwards <pme@sources.redhat.com>
722 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
723 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
725 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
727 * doc/contrib.texi: Add copyright notice.
729 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
731 * doc/md.texi: Use four digit years in copyright notice.
733 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
735 * config.gcc: For $target_alias of athlon-*, set
736 target_cpu_default2=5.
738 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
740 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
741 end of last block if last real insn is a JUMP_INSN.
743 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
747 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
749 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
750 pthread_t to objc_thread_t.
751 (__gthread_objc_thread_id): Likewise.
753 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
755 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
756 (ASM_OLDAS_SPEC): Likewise.
758 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
759 (CPP_SUBTARGET_SPEC): Use it.
760 (ASM_OLDAS_SPEC): Define.
762 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
764 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
766 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
769 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
771 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
772 Document use of N_(...), and show it in examples. Note that
773 documentation should be added to invoke.texi. Avoid an overfull
776 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
778 * toplev.c (rest_of_compilation): Revert previous patch.
779 * final.c (shorten_branches): Likewise.
781 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
783 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
786 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
788 * doc/install-old.texi: Remove more obsolete documentation.
790 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
792 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
794 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
796 * toplev.c (rest_of_compilation): Call split_all_insns
797 before reg-stack and shorten-branches. Do shorten-branches
799 * final.c (shorten_branches): Remove insn splitting code.
801 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
803 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
804 * configure: Rebuilt.
806 2001-06-07 Andreas Jaeger <aj@suse.de>
808 * emit-rtl.c (operand_subword): Remove unused variable.
810 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
812 * i386.md (floatdi?f): Avoid usinf of SSE instructions
813 if TARGET_64BIT is false.
814 (floatdi?f_i386_only): New insn.
815 (floatdi?f_i386): Disable for !TARGET_64BIT.
817 * (min?f, max?f splitters): Handle case where
818 operands are cross-matched.
820 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
821 (MMX_REGISTER_NAMES): Kill.
822 (PRINT_OPERAND): Fix comment.
823 (PRINT_REG): Likewise.
824 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
825 (print_operand): Update comment; kill 'm'.
827 * i386.c (x86_branch_hints): New global variable
828 (print_operand): Support outputting of branch prediction hints.
829 * i386.md (conditional jump patterns): Add branch prediction hints
831 * i386.h (x86_branch_hints): Declare
832 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
833 (PRINT_OPERAND_FUNCT_VALID_P): New.
834 * final.c (final_forward_branch_p): New function.
836 2001-06-06 Richard Henderson <rth@redhat.com>
838 * flow.c (mark_used_reg): Clean up looping over multiple hard
839 registers. Do conditional life bits across multiple hard regs.
841 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
843 * reload1.c (reload): Revert Schmidt's change so all USEs are not
844 deleted during reload.
846 2001-06-05 Mark Mitchell <mark@codesourcery.com>
848 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
849 functions here, instead of ...
850 * c-decl.c (c_expand_body): ... here.
852 2001-06-05 David O'Brien <obrien@FreeBSD.org>
854 * config.gcc, config/sparc/bsd.h: Do not directly include
855 sparc/sparc.h. Instead do it via tm_file.
857 2001-06-05 Richard Henderson <rth@redhat.com>
859 * dwarf2.h (DW_EH_PE_aligned): New.
860 * dwarf2asm.c (eh_data_format_name): Name it.
861 (dw2_asm_output_encoded_addr_rtx): Align for it.
862 * dwarf2out.c (output_call_frame_info): Handle it for personality
863 routine and LSDA pointers.
865 * unwind-pe.h (DW_EH_PE_aligned): New.
866 (base_of_encoded_value): Handle it.
867 (read_encoded_value_with_base): Likewise.
868 * unwind-dw2-fde.c (base_from_object): Likewise.
869 (get_cie_encoding): Likewise.
871 * config/alpha/elf.h: Remove ecoff commentary.
872 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
874 2001-06-05 David O'Brien <obrien@FreeBSD.org>
876 * config.gcc, config/i386/bsd386.h: Do not directly include
877 i386/386bsd.h. Instead do it via tm_file.
879 2001-06-05 David O'Brien <obrien@FreeBSD.org>
881 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
884 2001-06-05 Pascal Obry <obry@act-europe.fr>
886 * configure.in: Quote $enable_win32_registry in case the value has
890 2001-06-05 Mark Mitchell <mark@codesourcery.com>
892 * print-rtl.c (xspaces): Remove.
893 (print_rtx): Use printf field-width, rather than xpsaces, to
895 * toplev.c (main): Disable sibling-call optimization if we are
898 2001-06-05 Bernd Schmidt <bernds@redhat.com>
900 * reload1.c (reload): Delete all USEs generated during reload.
902 2001-06-05 scott snyder <snyder@fnal.gov>
904 * gccbug.in: Fix typo.
906 2001-06-05 Andreas Jaeger <aj@suse.de>
908 * builtins.def: Fix definition of __builtin_cosf, it uses float as
909 parameter and return value.
911 2001-06-04 Anthony Green <green@redhat.com>
913 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
914 machine. This is now done in sparc.h.
916 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
918 Correct CVS resurrection of invoke.texi.
919 * doc/invoke.texi: Document new tree dump flags.
921 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
923 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
924 for casting an aggregate to its own type. Fixes PR c/2735.
926 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
928 * doc/texinfo.tex: Update to version 2001-05-24.08.
930 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
932 * c-common.h (flag_dump_translation_unit): Remove.
933 (enum tree_dump_index): Define.
934 (TDF_ADDRESS, TDF_SLIM): New #defines.
935 (dump_node_to_file): Remove.
936 (dump_node): Make extern. Add flags.
937 (dump_flag, dump_enabled_p, dump_begin, dump_end,
938 dump_switch_p): Prototype.
939 * c-common.c (flag_dump_translation_unit): Remove.
940 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
941 logic. Use dump_switch_p.
942 * c-dump.h (struct dump_info): Add node and user fields.
943 (dump_pointer): Declare.
944 * c-dump.c (dump_node): Make extern. Add flags.
945 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
946 (dump_new_line, dump_maybe_newline): Use them.
947 (dump_pointer): New function.
948 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
949 chain or function's body. Dump address, if TDF_ADDRESS set.
951 (dump_node_to_file): Remove.
952 (struct dump_file_info): New struct.
953 (dump_files): New array.
954 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
955 * c-lang.c (finish_file): Adjust dumping.
956 * toplev.h (dump_base_name): Make extern.
957 * invoke.texi: Document new flags.
959 2001-06-04 Mark Mitchell <mark@codesourcery.com>
961 * c-tree.h (lang_decl): Add pending_sizes fields.
962 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
964 (c_expand_body): Expand them.
965 (lang_mark_tree): Mark lang_decl:pending_sizes.
966 * function.c (expand_pending_sizes): New function, broken out
968 (expand_function_start): ... here.
969 * tree.h (expand_pending_sizes): Declare it.
971 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
973 * doc/install.texi: Update FreeBSD information. Generalize
974 and update information for alpha-based platforms using ELF.
976 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
978 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
979 (store_parm_decls): Likewise.
980 * c-typeck.c (convert_arguments): Likewise.
982 2001-06-04 Richard Henderson <rth@redhat.com>
984 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
985 optimization if current_function_calls_setjmp.
987 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
989 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
992 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
994 * simplify-rtx.c (simplify_subreg): Fix combining of
997 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
999 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1000 (no_labels_between_p): Short circuit case beg==end.
1002 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1004 * rtlanal.c (operand_preference): Fix preference for objects.
1006 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1008 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1011 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1013 * combine.c (if_then_else_cond): Use simplify_subreg instead
1015 * integreate.c (sub_constants): Likewise.
1017 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1019 * emit-rtl.c (constant_subword): Deprecate; remove most of code
1020 and use simplify_gen_subreg.
1022 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
1024 * sibcall.c (skip_copy_to_return_value): recognize the situation
1025 when the called function's return value is copied into an
1026 intermediate pseudo, and then into the calling functions return
1029 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1031 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
1032 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
1033 in case register wasn't OK previously, accept it now; allow
1034 subregs of frame pointer if reload completed and frame pointer
1037 * combine.c (sombine_simplify_rtx): Fix comment;
1038 use subreg_lowpart_offset instead of subreg_lowpart_p
1039 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
1040 * rtl.h (subreg_lowpart_parts_p): Kill.
1041 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
1042 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
1043 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
1044 (gen_lowpart_common): Likewise.
1045 (subreg_lowpart_p): Likewise.
1046 (subreg_lowpart_parts_p): Kill.
1047 (subreg_lowpart_offset, subreg_highpart_offset): New function.
1049 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
1050 to simplify SUBREG and REG.
1051 (gen_highpart): Use simplify_gen_subreg for all simplifications.
1053 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
1056 * rtlanal.c (replace_regs): Use simplify_gen_subreg
1058 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1060 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
1061 (ARRAY_RANGE_REF): Added description.
1063 * tree.def (ARRAY_RANGE_REF): New code.
1064 * alias.c (handled_component_p, can_address_p): Handle it.
1065 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1066 * explow.c (set_mem_attributes): Likewise.
1067 * expr.c (expand_assignment, get_inner_reference): Likewise.
1068 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
1069 * fold-const.c (operand_equal_p): Likewise.
1070 * tree.c (staticp, stabilize_reference): Likewise.
1071 * varasm.c (decode_addr_const): Likewise.
1073 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1075 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
1076 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
1078 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
1080 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
1081 mark_constant_pool_use before output_addr_const.
1082 (struct pool_node): New field wend.
1083 (add_constant): Note a sequence of constants that are referenced
1085 (pool_window_label, pool_window_last): New variables.
1086 (dump_table): Emit a unspec_volatile representing the end of a
1087 sequence of constants.
1088 (mark_constant_pool_use): New function.
1089 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
1090 (consttable_2): Add the second operand which flags whether
1091 this consttable entry was used or not.
1092 (consttable_4, consttable_8, consttable_sf, consttable_df):
1094 (consttable_window_end): New insn.
1096 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1098 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
1099 Reformat according to coding standards.
1102 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
1103 (shl_and_kind): Cast wide constant.
1104 (gen_far_branch): Define as static, as in declaration.
1105 (barrier_align): Compute cache-line length as unsigned. Add
1106 parentheses in initial credit computation.
1107 (rounded_frame_size): Add parentheses.
1108 (permanent_obstack): Remove declaration. Include ggc.h for
1109 declaration of ggc_add_root_rtx().
1110 (get_free_reg): Removed declaration of unused variable reg.
1111 (legitimize_pic_address): Mark mode argument as unused.
1113 2001-06-03 Igor Shevlyakov <igor@windriver.com>
1115 * config/sh/sh.c (output_branch): Support for insn with lenght
1116 attr 12 & 16 which represents cond branches outside +-4096 range.
1118 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1120 * config/sh/lib1funcs.asm (ic_invalidate): Align the
1121 cache-mirroring sequence. Add nops.
1123 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
1125 * doc/install-old.texi: Remove more old installation
1127 * doc/install.texi: Add relevant parts here.
1129 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1131 * doc/install.texi2html: New script.
1133 2001-06-03 David Edelsohn <edelsohn@gnu.org>
1135 * doc/install.texi: Update AIX information again.
1137 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1139 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
1140 installation documentation.
1141 * doc/install.texi: Move it to here.
1143 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1145 * doc/install.texi: Clean up Texinfo markup.
1147 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1149 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
1150 to just after title page.
1152 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1154 * doc/install-old.texi: Remove documentation of some configuration
1156 * doc/install.texi: Add relevant parts of this documentation here.
1158 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1160 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
1161 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
1163 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1165 * i386.md (all uses of ext_register_operand): Make sure they are
1166 VOIDmode; replace all uses outside zero_extend.
1167 (and?i splitters): Use ext_register_operands.
1168 (test?i peep2): Remove ignored constraints.
1169 * i386.c (ext_register_operand): Check that operand is
1170 eighter pseudo or hard or 'Q' register.
1172 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1174 * tree.h (struct record_layout_info_s): New field unpadded_align.
1175 (set_lang_adjust_rli): New declaration.
1176 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
1177 it would have if not packed, do not downgrade DECL_ALIGN.
1178 (lang_adjust_rli, set_lang_adjust_rli): New.
1179 (start_record_layout): Initialize new field unpadded_align.
1180 (debug_rli): Display it.
1181 (place_union_field, place_field): Set it.
1182 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
1184 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
1185 mean that; use proper names instead.
1186 Print DECL_NO_STATIC_CHAIN.
1188 * except.c (expand_builtin_frob_return_addr): Add missing call
1189 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
1190 (expand_builtin_eh_return): Likewise.
1191 (expand_eh_return): Clean up ptr_mode != Pmode cases.
1193 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
1195 * doc/invoke.texi: Remove references to papers about sequence points
1196 to readings.html, refer to that page.
1198 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1200 * README: Update references to installation instructions.
1202 2001-06-01 Laurent Guerby <guerby@acm.org>
1203 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1205 * doc/install.texi: Define srcdir when sources come from CVS.
1206 Significantly improve markup. Wrap overly long lines
1208 2001-06-01 DJ Delorie <dj@redhat.com>
1210 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
1211 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
1212 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
1213 gcov.1: Move to doc subdirectory.
1214 * install.texi: Move to doc/install-old.texi.
1215 * gcc.texi: Move to doc, refer to install-old.texi.
1216 * Makefile.in: Reflect move of docs to doc/.
1217 * f/Make-lang.in: Ditto.
1218 * java/Make-lang.in: Ditto.
1219 * doc/.cvsignore: New.
1221 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1223 * invoke.texi: use two spaces between command options, eliminate
1224 some 'overfull hboxes'
1226 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
1228 * Makefile.in (s-mlib): Make backtick-commands always succeed.
1229 (DRIVER_DEFINES): Ditto.
1231 2001-05-31 Richard Henderson <rth@redhat.com>
1233 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
1234 also link against libgcc.a.
1236 2001-05-31 Geoff Keating <geoffk@cygnus.com>
1238 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
1239 * config/mips/mips.c (mips_output_ascii): New function.
1240 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
1242 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
1244 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1246 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
1247 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
1249 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
1251 * install.texi (Configuration): Add html links for --with-gnu-as &
1252 --with-gnu-ld and refer to them from hppa & SCO triplets.
1253 (Specific): Link back to with-gnu-ld for all ELF platfoms.
1254 (Specific): Reword AVR binutils recommendation.
1256 2001-05-30 Zack Weinberg <zackw@stanford.edu>
1258 * ggc-page.c (size_lookup): Increase minimum allocation size
1260 (ggc_print_statistics): Report size of each bin in bytes, not
1261 as its order; there is no longer a direct relationship.
1263 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1265 * extend.texi: Fix formating of examples, eliminate some
1267 * gcc.texi: Eliminate some 'overfull hboxes'.
1268 * invoke.texi: Use two spaces between command options, eliminate
1269 some 'overfull hboxes'.
1271 2001-05-30 Richard Henderson <rth@redhat.com>
1273 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
1275 2001-05-30 Tom Tromey <tromey@redhat.com>
1277 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
1278 use it in the new association.
1280 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
1281 John David Anglin <dave@hiauly1.hia.nrc.ca>
1283 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
1284 to target type to allow ISO C++ compiler to accept it.
1285 * gthr-dce.h (__gthread_active_ptr): Likewise.
1286 * gthr-solaris.h (__gthread_active_ptr): Likewise.
1288 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1290 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
1291 so that we do accept comments in preprocessed input.
1293 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1295 * cpphash.c (alloc_node): Cast allocated pointer.
1297 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
1299 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
1301 2001-05-29 Stan Shebs <shebs@apple.com>
1303 * gcc.texi: Add links for information about Objective-C.
1305 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
1307 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
1308 /bin/sed fails on [^\"]).
1309 (configargs.h): Likewise.
1311 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1313 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
1315 2001-05-28 Stan Shebs <shebs@apple.com>
1317 * objc/objc.gperf: Remove, no longer used.
1319 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
1321 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
1322 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
1323 Remove trailing whitespace.
1325 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1327 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
1328 became http://freeware.sgi.com/.
1330 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
1332 * local-alloc.c (update_equiv_regs): Don't eliminate constant
1335 2001-05-27 Stan Shebs <shebs@apple.com>
1337 * objc/objc-act.c: Add/fix various comments.
1338 (init_selector): Remove, no longer used.
1339 (build_msg_pool_reference): Ditto.
1340 (objc_debug): Ditto.
1342 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1344 * c-decl.c (init_decl_processing):
1345 Don't call start_identifier_warnings.
1346 * flags.h (warn_id_clash, id_clash_len): Remove.
1347 * stringpool.c: Don't include flags.h.
1348 (scan_for_clashes, do_identifier_warnings,
1349 start_identifier_warnings): Remove.
1350 * toplev.c (warn_id_clash, id_clash_len): Remove.
1351 (display_help): Don't document -Wid-clash.
1352 (decode_W_option): Print warning on -Wid-clash.
1353 * tree.h (start_identifier_warnings): Remove.
1354 * invoke.texi: Remove documentation of -Wid-clash.
1356 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1358 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
1360 2001-05-27 Bruce Korb <bkorb@gnu.org>
1362 * fixinc/check.tpl(HACK) add and use a Scheme variable
1363 (has no test text): error out if no "test_text" is defined
1364 * fixinc/fixincl.tpl: likewise
1365 (FIXIDX): make it an enumeration so we minimize diffs
1366 * fixinc/inclhack.def: re-alphabetize and add sort instructions
1367 * fixinc/fixincl.x: regenerate
1368 * fixinc/tests/base/stdio.h: test output got moved due to
1370 * README-fixinc: rewrite (mostly)
1372 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1374 * cpplib.c (run_directive): Set pfile->directive.
1376 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1378 * c-tree.texi: Reformat the manual as a single chapter now
1379 included by gcc.texi.
1380 * gcc.texi: Include c-tree.texi. Merge all indexes.
1381 * Makefile.in (dvi): Add generation for the cppinternals
1382 documentation. Added dependencies on fdl.texi and c-tree.texi
1383 where appropriate. Use TEXI2DVI instead of custom tex calls.
1384 (info): Added dependencies on fdl.texi and c-tree.texi where
1385 appropriate. Remove the target c-tree.info.
1387 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
1389 * combine.c (try_combine): Fix typo in comment.
1390 * expr.c (expand_expr): Likewise.
1391 * config/i370/i370.md (untyped_call): Likewise.
1393 2001-05-26 Bruce Korb <bkorb@gnu.org>
1395 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1396 when fixincl is operating in test mode
1397 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
1398 (AAB_ultrix_limits): remove redundant text
1399 (AAB_ultrix_memory): ditto
1400 (AAB_ultrix_string): ditto
1401 (djgpp_wchar_h): fix the test text
1402 (irix_stdio_va_list): add test text
1403 (irix_limits_const): add a testing output file (limits.h is overwritten)
1404 (strict_ansi_not_ctd): put limits.h second in list for same reason
1405 (solaris27_mutex_init): test text needed selection text, too
1407 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1408 when fixincl is operating in test mode
1410 2001-05-26 Philip Blundell <philb@gnu.org>
1412 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1413 * config/i960/i960-protos.h: Likewise.
1414 * config/i370/i370-protos.h: Likewise.
1415 * config/h8300/h8300-protos.h: Likewise,
1416 * config/sh/sh-protos.h: Likewise.
1417 * config/v850/v850-protos.h: Likewise.
1419 2001-05-26 Philip Blundell <philb@gnu.org>
1421 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1423 2001-05-25 Zack Weinberg <zackw@stanford.edu>
1425 * toplev.c (debug_args, f_options, W_options): Mark
1426 descriptions for translation.
1427 (display_help): Translate descriptions on output.
1429 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
1430 objc/lang-options.h: Mark descriptions for translation.
1432 * aclocal.m4: Quote final argument of patsubst. Use
1433 3-argument form of AC_DEFINE. Restore quotes to [] while
1435 * configure.in: Remove unnecessary changequote calls.
1436 * configure, config.in: Regenerate.
1438 2001-05-25 Sam TH <sam@uchicago.edu>
1440 * basic-block.h: Fix header include guards.
1441 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
1442 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
1443 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
1444 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
1445 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
1446 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
1447 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
1448 varray.h version.h: Likewise.
1449 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
1450 config/arm/arm.h config/c4x/c4x-protos.h
1451 config/h8300/h8300-protos.h config/h8300/h8300.h
1452 config/i370/i370-protos.h config/i370/i370.h
1453 config/i960/i960-protos.h config/mcore/mcore.h
1454 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
1455 config/v850/v850-protos.h config/v850/v850.h: Likewise.
1456 * fixinc/fixlib.h fixinc/server.h: Likewise.
1458 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
1460 * config/arc/initfini.c (.init): Fix typo.
1462 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
1464 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
1466 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1468 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
1470 2001-05-25 Richard Henderson <rth@redhat.com>
1472 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
1474 2001-05-25 Richard Henderson <rth@redhat.com>
1476 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
1477 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
1478 (sparc*-*-solaris2): Likewise.
1479 * config/t-linux: Remove shared libgcc macros.
1480 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
1481 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
1483 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
1485 * config.gcc (*-*-freebsd*): Report bad configuration.
1487 2001-05-25 David Edelsohn <edelsohn@gnu.org>
1489 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
1491 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
1493 (ASM_OUTPUT_LABELREF): Delete.
1495 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1497 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
1498 strict_ansi_only): Don't run if stdc_0_in_system_headers.
1499 * fixinc/fixincl.x: Regenerate.
1500 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
1501 (FIX_TEST_TABLE): Declare it.
1502 * fixinc/fixlib.h: Include config.h.
1504 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1506 * fixinc/inclhack.def (alpha___assert): Change char * args to
1507 const char * on Tru64 UNIX to avoid excessive warnings from
1509 * fixinc/fixincl.x: Regenerate.
1511 2001-05-25 Geoff Keating <geoffk@redhat.com>
1513 * dbxout.c (dbxout_symbol): Invert previous patch, which was
1514 outputting a tag only for variable-size records.
1516 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
1518 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
1519 instead of rtx_equal_p for early clobber test.
1521 2001-05-26 Mark Mitchell <mark@codesourcery.com>
1523 * builtins.def: Encode additional information, such as names and
1525 * builtin-types.def: New file.
1526 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
1527 (built_in_decls): Likewise. Don't explicitly initialize global
1529 (expand_builtin_mathfn): Handle float and long double variants of
1531 (expand_builtin): Likewise.
1532 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
1533 (expand_tree_builtin): Handle long, long long, float, and long
1534 double variants of math functions.
1535 * c-common.h (c_tree_index): Remove some unused nodes.
1536 (void_ftype): Remove.
1537 (void_type_ptr): Likewise.
1538 (int_ftype_int): Likewise.
1539 (ptr_ftype_sizetype): Likewise.
1540 * c-decl.c (init_decl_processing): Remove creation of DWARF
1542 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
1543 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
1544 * Makefile.in (c-common.o): Depend on builtin-types.def.
1546 2001-05-25 Dale Johannesen <dalej@apple.com>
1548 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
1550 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
1552 * c-parse.in (notype_initdcl): Remove redundant line.
1554 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1556 * aclocal.m4: Fixed typo.
1557 (gcc_AC_HEADER_STDBOOL): Define.
1558 (gcc_AC_C__BOOL): Define.
1559 * configure.in: Use them.
1560 (AC_CHECK_HEADERS): Remove stdbool.h
1561 * configure, config.in: Regenerate.
1563 2001-05-25 Richard Henderson <rth@redhat.com>
1565 * function.c (expand_function_start): Don't abort on PARALLEL
1566 returns from hard_function_value.
1568 2001-05-25 Richard Henderson <rth@redhat.com>
1570 * config/i386/i386.md: Revert previous change. Do not apply
1571 the peephole if the components do not die after the sequence.
1573 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
1575 * c-parse.in (array_declarator): New. Handle C99 constructs.
1576 Don't restrict [*] declarators to C only.
1577 (after_type_declarator, parm_declarator_starttypename,
1578 parm_declarator_nostarttypename, notype_declarator,
1579 direct_absdcl1): Use it.
1580 * c-decl.c (build_array_declarator, set_array_declarator_type):
1581 New functions. Warn that [*] isn't properly implemented; pedwarn
1582 for [*] outside C99 mode if pedantic rather than giving a hard
1584 (grokdeclarator): Handle static and type qualifiers in parameter
1586 * c-tree.h (build_array_declarator, set_array_declarator_type):
1588 * extend.texi (Attribute Syntax): Document attributes in parameter
1591 2001-05-25 Mark Mitchell <mark@codesourcery.com>
1593 * config/i386/i386.md: Make sure cmpstr peepholes do not
1594 affect liveness information.
1596 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1598 * c-typeck.c (digest_init): Issue error messages about
1599 invalid constants, not warnings.
1601 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1603 * invoke.texi (-fno-builtin): Document that this is always on
1606 2001-05-24 Philip Blundell <philb@gnu.org>
1608 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
1611 2001-05-24 Philip Blundell <philb@gnu.org>
1613 * config/arm/arm.c (output_return_instruction): Correctly handle
1614 interworking and interrupt functions.
1616 2001-05-24 Philip Blundell <philb@gnu.org>
1618 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
1619 -m{no-}sched-prolog. Fix typos and improve formatting.
1621 2001-05-24 Philip Blundell <philb@gnu.org>
1623 * invoke.texi (ARM Options): Improve wording slightly. Add
1624 documentation for more options, including those for Thumb mode.
1625 Don't mention options that don't exist or are unimplemented.
1626 (Thumb Options): Delete; merged into above section.
1628 2001-05-24 Geoff Keating <geoffk@redhat.com>
1630 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
1631 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
1633 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1635 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
1636 fix hard register simplification.
1638 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1640 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
1641 of just copying CPP_CPU_SPEC.
1643 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1645 * i386.c (incdec_operand): Accept only 1 and -1.
1647 2001-05-23 Kelley Cook <kelley.cook@home.com>
1649 * Makefile.in: Move many of the *_H definitions eariler in the
1650 file, so that rules in t-* files that use them for
1651 dependencies will work in a parallel build.
1652 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
1654 2001-05-23 Richard Henderson <rth@redhat.com>
1656 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
1658 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1660 * cpp.texi: Update for handling of charconsts.
1661 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
1662 diagnostics. Skip to the end if the UCS is too short.
1663 (cpp_interpret_charconst): Long charconsts issue a warning
1666 2001-05-23 Richard Henderson <rth@redhat.com>
1668 * doc/install.texi (alpha-linux): Require binutils 2.11.
1670 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1672 * c-lex.c (read_escape, read_ucs): Delete.
1673 (lex_string): Use cpp_parse_escape.
1674 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
1675 if not C++ or not C99. Warn if traditional.
1676 (parse_escape): Rename cpp_parse_escape. Make the bitmask
1677 unsigned. Warn for out-of-range escape sequences here.
1678 Update to use maybe_read_ucs.
1679 (cpp_interpret_charconst): Don't warn here.
1680 * cpplib.h (cpp_parse_escape): New exported function.
1682 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
1684 * extend.texi (Attribute Syntax): Clarify application of
1685 attributes to parameters declared as functions or arrays.
1687 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
1689 * dbxout.c (dbxout_type_methods): Do still group methods by name.
1691 2001-05-23 Zack Weinberg <zackw@stanford.edu>
1693 * diagnostic.c (vnotice): Kill.
1694 (fnotice): Call vfprintf directly.
1695 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
1696 verbatim, set_diagnostic_context): Rename string argument to
1697 indicate that it is run through gettext.
1698 (vbuild_message_string, build_message_string, output_do_printf):
1699 Rename string argument to indicate that it is NOT run through
1701 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
1702 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
1703 Run msgid argument through gettext.
1704 (default_print_error_function): Run constant strings through
1705 gettext when nothing else will.
1706 (fatal_error, internal_error, error_recursion): Use fnotice.
1707 Present complete sentences to gettext.
1709 2001-05-23 Mark Mitchell <mark@codesourcery.com>
1711 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
1713 2001-05-23 Richard Henderson <rth@redhat.com>
1715 * function.c (expand_function_start): Always use a pseudo
1716 for the function result value.
1718 2001-05-22 Richard Henderson <rth@redhat.com>
1720 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
1721 section pointer alignment.
1723 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
1725 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
1726 of __USER_LABEL_PREFIX__.
1728 2001-05-22 Richard Henderson <rth@redhat.com>
1730 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
1731 (__deregister_frame_info_bases): New.
1732 * unwind-dw2-fde.h: Declare it.
1733 * libgcc-std.ver: Export it.
1734 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
1735 called __register_frame_info_bases.
1737 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1739 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
1740 instead of #elif (which is OK for this case but not in general).
1742 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
1744 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
1745 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
1746 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
1747 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
1748 "r2" to the assembly file. Only issue allocs with non-zero parameters.
1750 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1751 David O'Brien <obrien@freebsd.org>
1753 * config/freebsd.h (LIB_SPEC): Key the exact setting to
1754 configure-time options and target version of FreeBSD. Set-up
1755 to match architectural change in threading support. Correctly
1756 report when -pthread option is not supported by configure-time
1758 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
1759 and extend to encode target version number in run-time setting
1760 of __FreeBSD__ macro to match the system compiler.
1761 (CPP_PREDEFINES): Likewise.
1762 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
1764 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
1765 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
1767 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1768 David O'Brien <obrien@freebsd.org>
1770 * config.gcc (the unlabeled system switch statement): Add
1771 generic configuration section to handle *-*-freebsd*. Also,
1772 to match the system compiler, default to threading support (it
1773 may be disabled with the standard --disable-threads
1774 configuration-time switch).
1775 (i[34567]86-*-freebsd* in machine-specific section): Use it.
1776 (alpha*-*-freebsd* in machine-specific section): Likewise.
1778 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
1779 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
1780 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
1781 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
1782 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
1784 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1785 David O'Brien <obrien@freebsd.org>
1787 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
1788 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
1789 -pthread instead setting macro.
1791 2001-05-22 Richard Henderson <rth@redhat.com>
1793 * crtstuff.c (__register_frame_info_bases): Declare.
1794 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
1795 (__do_global_dtors_aux, __do_global_dtors): Streamline.
1797 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1798 (CRT_GET_RFIB_DATA): New.
1799 * config/i386/sysv4.h: Likewise.
1800 * config/i386/sco5.h: Likewise.
1801 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1803 2001-05-22 Richard Henderson <rth@redhat.com>
1805 * rtl.c (read_string): Break out from ...
1806 (read_rtx): ... here.
1808 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1810 * doc/install.texi (Specific): Remove a bogus and duplicate part
1811 copied from the end of the document.
1813 2001-05-22 Bernd Schmidt <bernds@redhat.com>
1815 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
1817 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1819 * install.texi: Remove obsolete information on SunOS as well as
1820 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
1821 (Installing GNU CC on the Sun): Remove section.
1823 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
1825 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
1826 keep errno unchanged on success.
1828 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
1830 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
1831 once for hexadecimal floats, whether or not they contain a decimal
1832 point. Don't let the setting of pedantic otherwise affect the
1833 parsing of hexadecimal floats.
1835 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1837 * README.ACORN: Remove obsolete file.
1839 2001-05-22 Jan Hubicka <jh@suse.cz>
1841 * combine.c (gen_binary): Use swap_commutative_operands_p
1842 (simplify_comparison): Likewise.
1843 * expmed.c (emit_store_flag): Likewise.
1844 * expr.c (compare_from_rtx): Likewise.
1845 (do_compare_rtx_and_jump): Likewise.
1846 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
1847 if not emitting a branch and operands want swapping.
1849 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1851 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
1852 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
1853 (maybe_get_identifier): Update.
1854 * tree.h (make_identifier): Delete.
1856 2001-05-21 Richard Henderson <rth@redhat.com>
1858 * combine.c (subst): Do not substitute for a register as
1859 a destination subreg/strict_low_part/zero_extract.
1861 * combine.c (simplify_comparison): Update op1 after constant
1863 * recog.c (const_int_operand): Accept only constants valid
1865 * genrecog.c: Update comments wrt const_int_operand.
1867 * emit-rtl.c (init_emit_once): Zero unused memory in a
1870 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1872 * tree.h (type_num_arguments): Declare it.
1873 * tree.c (type_num_arguments): New function.
1875 2001-05-21 Richard Henderson <rth@redhat.com>
1877 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
1880 2001-05-21 Geoff Keating <geoffk@redhat.com>
1882 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
1884 (minsf3): Use rs6000_emit_minmax.
1885 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
1887 (movsfcc): Use rs6000_emit_cmove.
1888 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
1889 Don't generate emit_fselsfsf4.
1890 (fseldfsf4): Likewise.
1891 (maxdf3): Use rs6000_emit_minmax.
1893 (mindf3): Use rs6000_emit_minmax.
1894 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
1896 (movdfcc): Use rs6000_emit_cmove.
1897 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
1898 Don't generate emit_fselsfsf4.
1899 (fselsfdf4): Likewise.
1900 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
1901 (min_max_operator): New predicate.
1902 (rs6000_emit_cmove): New function.
1903 (rs6000_emit_minmax): New function.
1904 * config/rs6000/rs6000-protos.h: Prototype new functions.
1905 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
1906 and min_max_operator.
1908 * config/rs6000/rs6000.c (output_cbranch): Handle all
1909 conditional types in the switch statement.
1911 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1913 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
1914 non-register variables.
1915 * extend.texi: Document that asm-specifications do not make sense
1916 for non-static local variables.
1918 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
1920 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
1921 (dbxout_type_fields): Lose minimal_debug support.
1922 (dbxout_type_methods, dbxout_type): Likewise.
1924 2001-05-17 Andrew Haley <aph@redhat.com>
1926 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
1928 2001-05-21 Richard Henderson <rth@redhat.com>
1930 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
1933 2001-05-20 Richard Henderson <rth@redhat.com>
1935 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1936 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
1937 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
1938 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1939 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
1941 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1942 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
1943 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
1944 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1945 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1946 DEBUG_PUBNAMES_SECTION): Rename as above.
1947 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1949 2001-05-20 Richard Henderson <rth@redhat.com>
1951 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
1952 operands unless the operation is commutative.
1954 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1956 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
1959 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1961 * extend.texi: Clarify documentation of extensions included in ISO
1962 C99. Prefer C99 terminology and syntax to old GNU terminology and
1963 syntax. Add more index entries. Document mixed declarations and
1964 code as an extension in C89 mode. Warn about future changes to
1965 semantics of inline functions. Fixes PR other/930.
1967 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1969 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
1970 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1971 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
1972 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1974 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
1976 2001-05-20 Richard Henderson <rth@redhat.com>
1978 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
1979 to be output before a branch.
1981 2001-05-20 Richard Henderson <rth@redhat.com>
1983 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
1985 2001-05-20 Richard Henderson <rth@redhat.com>
1987 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
1988 (ASM_DOUBLE): Remove.
1989 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
1990 * config/i386/sun386.h: Likewise.
1992 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
1993 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
1995 * config/i386/cygwin.h (INT_ASM_OP): Remove.
1996 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
1997 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
1998 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2000 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2001 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2002 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2003 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2004 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2005 * config/i386/win32.h: Likewise.
2007 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2009 * invoke.texi: Add more options to summary list.
2011 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2013 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2014 used. Fixes PR c/2291.
2015 * gcc.1: Regenerate.
2017 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2019 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2020 the -fpic and -fPIC options, clear flag_pic.
2022 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2024 * hashtable.c (calc_hash): Fix HASHSTEP definition.
2025 * stringpool.c (make_identifier): No statistics here anymore.
2026 * objc-act.c (steup_string_decl): Remove redundant check.
2028 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2030 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
2031 cpplib.o, cpphash.o, fix-header): Update.
2032 (hashtable.o): New target.
2033 * c-common.h: Include cpplib.h. Define C_RID_CODE and
2034 struct c_common_identifier here.
2035 * c-lang.c (c_init_options): Update. Call set_identifier_size.
2036 * c-lex.c (c_lex): Update.
2037 * c-pragma.h: Update.
2038 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
2040 (C_RID_CODE): Delete.
2041 * cpphash.c: Rewrite to use hashtable.c.
2042 * cpphash.h: Update include guards.
2043 (struct cpp_reader): Remove hashtab.
2044 hash_ob and buffer_ob are no longer pointers. Add hash_table
2046 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
2047 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
2048 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
2049 * cppinit.c (cpp_create_reader): Update.
2050 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
2051 (cpp_interpret_charconst): Eliminate warning.
2052 * cpplib.c (do_pragma, do_endif, push_conditional,
2053 cpp_push_buffer, cpp_pop_buffer): Update.
2054 (_cpp_init_stacks): Rename cpp_init_directives.
2055 (_cpp_cleanup_stacks): Remove.
2056 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
2057 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
2058 cpp_forall_identifiers, cpp_create_reader): Update.
2059 (C_RID_CODE, cpp_make_node): New.
2060 (c_common_identifier): New identifier node for C front ends.
2061 * cppmain.c (main): Update.
2062 * fix-header.c (read_scan_file): Update.
2063 * flags.h (id_clash_len): Make unsigned.
2064 * ggc.h (ggc_mark_nonnull_tree): New.
2067 * stringpool.c: Update comments and copyright. Update to use
2069 * toplev.c (approx_sqrt): Move to hashtable.c.
2070 (id_clash_len): Make unsigned.
2071 * toplev.h (ident_hash): New.
2072 * tree.c (gcc_obstack_init): Move to hashtable.c.
2073 * tree.h: Include hashtable.h.
2074 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
2075 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
2076 (struct tree_identifier): Update.
2077 (make_identifier): New.
2079 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
2080 (C_RID_CODE): Remove.
2081 * lex.c (cxx_init_options): Call set_identifier_size. Update.
2082 (init_parse): Don't do it here.
2084 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
2086 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
2088 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
2090 (expand_eh_return): Convert between word_mode and Pmode.
2091 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
2093 (execute_stack_op): Likewise.
2094 (execute_cfa_program): Likewise.
2095 (uw_frame_state_for): Likewise.
2096 (uw_update_context_1): Likewise.
2097 * unwind.inc (_Unwind_Reason_Code): Likewise.
2098 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
2099 (EH_RETURN_STACKADJ_RTX): Likewise.
2100 * config/mips/mips.c (compute_frame_size): Make space for saving
2101 EH return registers.
2102 (mips_expand_epilogue): Handle EH stack adjustments.
2103 * config/mips/mips.md (eh_return): New pattern.
2104 (eh_set_lr_si): Likewise.
2105 (eh_set_lr_di): Likewise.
2106 Add splitter to perform EH return after reload.
2108 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2110 * jump.c (mark_jump_label): Tidy previous change.
2112 2001-05-19 Bruce Korb <bkorb@gnu.org>
2114 * fixinc/genfixes: no need for two warnings
2115 * fixinc/Makefile.in: open stdin for those building with a closed one.
2117 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2119 * jump.c (jump_optimize_1): Tidy.
2120 (mark_jump_label): When changing the label in a LABEL_REF, change
2121 update any REG_EQUAL notes as well.
2123 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
2125 * c-parse.in (parm_declarator): Split into
2126 parm_declarator_starttypename and parm_declarator_nostarttypename.
2127 (parm_declarator_starttypename, parm_declarator_nostarttypename):
2128 New. Allow parenthesised sub-declarators which don't begin with a
2129 TYPENAME. Fixes PR c/166.
2131 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2133 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
2135 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2137 * toplev.c (main): If the target does not allow profiling without
2138 a frame pointer, issue an error message.
2139 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2142 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2144 * recog.c (general_operand): Modify last change to allow it if reload
2147 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2149 * recog.c (general_operand): Prohibit nonzero subreg bytes on
2150 subregs containing mem.
2152 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
2154 * regrename.c (regrename_optimize): frame pointer register can
2157 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
2159 * README.DWARF: Move into dwarfout.c.
2161 2001-05-18 Dale Johannesen <dalej@apple.com>
2163 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
2164 specific misuse of r0 as a reload address.
2166 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2168 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
2171 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2173 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
2174 (add_to_sequence): Make that decision type.
2175 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
2176 (write_switch, write_cond, debug_decision_2): Likewise.
2178 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
2180 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
2183 2001-05-18 Stan Shebs <shebs@apple.com>
2185 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
2186 * configure: Regenerate.
2188 2001-05-18 Per Bothner <per@bothner.com>
2190 Changes needed for java/jvspec.c
2191 * gcc.h (n_infiles, outfiles): Add declarations.
2192 * gcc.c (n_infiles, outfiles): Mske no longer static.
2194 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
2196 * config/pa/som.h (EXCEPTION_SECTION): Define.
2198 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
2200 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
2202 Add have_location_lists, a variable to determine whether we need a
2203 .debug_loc section or not.
2204 (enum dw_val_class): Add dw_val_class_loc_list.
2205 (dw_val_struct): Add val_loc_list.
2206 (dw_loc_list_struct): New structure, represents location lists.
2207 (new_loc_list): New function, return a new location list, given
2208 the range and location expression.
2209 (add_loc_descr_to_loc_list): New function, add a location
2210 expression to a location list, given the expression and range.
2211 (output_loc_list): New function, output a location list.
2212 (gen_internal_sym): Modified to take symbol prefix, so we can
2213 reuse it for location list symbols.
2214 (add_AT_loc_list): New function, add a location list to a DIE at
2215 the named attribute.
2216 (AT_loc_list): New function, return the location list reference
2217 for a given attribute, if it's a location list.
2218 (print_die): Handle dw_val_class_loc_list.
2219 (size_of_die): Ditto.
2220 (value_format): Ditto.
2221 (output_die): Ditto.
2222 (output_location_lists): New function, output all of the location
2223 lists for a DIE and it's children.
2224 (dwarf2out_finish): Call output_location_lists if we have location
2228 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2230 * gcse.c (try_replace_reg): First try global replace, later try to
2231 simplify the expression.
2233 * gcse.c (find_used_regs): Change calling convention; work via
2235 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
2237 2001-05-18 Bernd Schmidt <bernds@redhat.com>
2240 2001-02-09 Nick Clifton <nickc@redhat.com>
2241 * config/arm/arm.md: Change output constraint on post inc
2242 load/store multiple patterns to be a read/write constraint.
2244 2001-05-18 Mark Mitchell <mark@codesourcery.com>
2246 * basic-block.h (struct basic_block_def): Add documentation about
2247 what a basic block is, and what the various fields are used for.
2248 * flow.c (calculate_globlal_regs_live): Add documentation about
2249 how the algorithm works, and how we know that it will terminate.
2250 Check that the the inductive assumption that guarantees
2251 termination actually holds.
2252 (mark_used_regs): Treat conditionally set registers as used.
2253 (debug_regset): Add comment.
2254 * rtl.texi (cond_exec): Add documentation.
2256 * function.c (expand_function_start): Avoid creating BLKmode
2259 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2261 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
2262 DIE, even if it has no children.
2263 (dwarf2out_finish): Always output the line-number table, even if
2266 2001-05-18 David Edelsohn <edelsohn@gnu.org>
2268 * rs6000.md (movsfcc,movdfcc): Remove NE case.
2270 2001-05-17 Bruce Korb <bkorb@gnu.org>
2272 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
2273 * fixinc/genfixes: emit a warning if AutoGen is out of date
2275 2001-05-17 Brendan Conoboy <blc@cygnus.com>
2276 Bruce Korb <bkorb@gnu.org>
2278 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
2279 found in fixinc directory. Facilitates binary distributions.
2281 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
2283 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
2286 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
2288 * dwarf2out.c (modified_type_die): Equate qualified type to die.
2290 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2292 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
2293 (simplify_subreg): Handle complex types represented as CONCAT.
2295 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
2296 * rtl.h (swap_commutative_operands_p): Declare.
2297 * rtlanal.c (swap_commutative_operands_p): New.
2298 (operand_preference): New static function.
2300 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
2301 (gen_binary): Likewise.
2302 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
2303 * simplify-rtx.c (simplify_gen_binary,
2304 simplify_gen_relational): Likewise.
2306 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2308 * cse.c (fold_rtx): Use simplify_subreg.
2310 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
2311 (simplify_gen_subreg): New.
2312 (simplify_rtx): Use simplify_subreg.
2313 * rtl.h (simplify_gen_subreg): Declare.
2315 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2317 * doc/install.texi: Update Solaris information.
2319 * except.h (protect_cleanup_actions): Remove it.
2320 (lang_protect_cleanup_actions): Declare it.
2321 * except.c (protect_cleanup_actions): Remove it.
2322 (lang_protect_cleanup_actions): New variable.
2323 (init_eh): Don't make protect_cleanup_actions a GC root.
2324 (expand_eh_region_and_cleanup): Call
2325 lang_protect_cleanup_actions.
2326 (output_function_exception_table): Remove unused `align'
2328 * varasm.c (assemble_external): Abort if we have not yet
2329 opened the assembly output file.
2331 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
2333 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
2334 for eh_personality_libfunc.
2336 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2338 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
2339 when calling simplify_subreg. This is needed to allow replacing
2340 of expression of one mode by expression of different mode.
2342 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2344 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
2346 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2348 * expr.c (protect_from_queue): Protect against subsequent calls to
2350 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
2353 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2355 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
2357 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2359 * gccbug.in (CATEGORIES): Add "bootstrap".
2361 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2363 * simplify-rtx.c (simplify_subreg): Break out from ...
2364 * combine.c (combine_splify_rtx) ... here and ...
2365 * recog.c (validate_replace_rtx_1): ... here;
2366 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
2367 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
2368 (subreg_lowpart_p): ... here.
2370 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2372 * stmt.c (expand_asm_operands): For inout operands, make sure
2373 the substitution of '=' for '+' makes it into the rtl.
2375 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
2376 (reload_as_needed): Call update_eliminable_offsets a bit later.
2378 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2380 * gcc.texi (gccbug): Refer to the web pages for detailed information
2383 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2385 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
2387 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
2388 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
2389 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
2390 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
2391 * cross-make: Don't set LIBGCC1.
2392 * mklibgcc.in: Delete all code for building from libgcc1.c.
2393 Always honor LIB1ASMFUNCS if set.
2395 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
2396 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
2397 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
2398 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
2399 config/i386/uwin.asm, config/m68hc11/larith.asm,
2400 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
2401 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
2402 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
2403 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
2404 Delete or update references to libgcc1 in commentary.
2406 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
2407 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
2408 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
2409 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
2410 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
2411 config/arm/t-semi, config/arm/t-strongarm-coff,
2412 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
2413 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
2414 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
2415 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
2416 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
2417 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
2418 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
2419 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
2420 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
2421 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
2422 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
2423 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
2424 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
2425 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
2426 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
2427 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
2428 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
2429 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
2430 config/mips/t-ultrix, config/mn10200/t-mn10200,
2431 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
2432 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
2433 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
2434 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
2435 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
2436 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
2437 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
2438 config/sparc/t-sparclite, config/sparc/t-splet,
2439 config/sparc/t-sunos41, config/sparc/t-vxsparc,
2440 config/sparc/t-vxsparc64, config/v850/t-v850:
2441 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
2443 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
2444 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
2445 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
2446 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
2447 nongcc_SI_type, nongcc_word_type, or perform_*
2448 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
2450 * config/i386/386bsd.h, config/i386/beos-elf.h,
2451 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2452 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
2453 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
2454 Don't include i386/perform.h.
2456 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
2457 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
2458 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
2459 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
2460 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
2461 config/vax/t-openbsd, config/vax/t-vax: Delete.
2463 * config.gcc: Remove references to deleted files.
2464 (arm-semi-aof): Use arm/t-semi for tmake_file.
2466 * gcc.texi, install.texi, invoke.texi, tm.texi:
2467 Delete or rewrite text which is no longer relevant now that
2468 libgcc1 no longer exists.
2470 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
2471 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
2473 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
2474 Bruce Korb <bkorb@gnu.org>
2476 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
2479 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2481 * i386.md: Add two peepholes to clean up code generated by
2484 2001-05-16 Richard Henderson <rth@redhat.com>
2486 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
2487 variants of non-absolute encodings.
2489 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2491 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
2492 __register_frame_info_table_bases): Export.
2494 2001-05-16 Richard Henderson <rth@redhat.com>
2496 * except.c (eh_data_format_name): Move to ...
2497 * dwarf2asm.c: ... here. Use designated initializers if available.
2498 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
2499 * dwarf2asm.h: Update declarations.
2500 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
2501 ASM_PREFERRED_EH_DATA_FORMAT.
2502 (output_call_frame_info): Likewise. Use 'L' augmentation for
2505 * unwind-dw2-fde.h (struct fde_vector): New.
2506 (struct old_object): Rename from struct object.
2507 (struct object): New.
2508 (__register_frame_info_bases): Declare.
2509 (__register_frame_info_table_bases): Declare.
2510 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
2511 * unwind-dw2-fde.c (objects): Remove.
2512 (unseen_objects, seen_objects): New.
2513 (__register_frame_info_bases): New.
2514 (__register_frame_info): Use it.
2515 (__register_frame_info_table_bases): New.
2516 (__register_frame_info_table): Use it.
2517 (__deregister_frame_info): Rewrite for changed object struct.
2518 (base_from_object, get_cie_encoding, get_fde_encoding): New.
2519 (fde_unencoded_compare): Rename from fde_compare; uninline.
2520 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
2521 (start_fde_sort): Adjust for new definition of fde_vector.
2522 (fde_insert): Likewise.
2523 (end_fde_sort): Likewise. Select comparison function based
2524 on properties of the object.
2525 (fde_split): Take object and fde_compare_t arguments.
2526 (frame_heapsort, fde_merge): Likewise.
2527 (classify_object_over_fdes): Rename from count_fdes. Handle
2528 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
2530 (add_fdes): Handle encoded pointers.
2531 (init_object): Rename from frame_init. Update for new struct object.
2532 (linear_search_fdes): Rename from search_fdes. Handle encoded
2534 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
2535 (binary_search_single_encoding_fdes): New.
2536 (binary_search_mixed_encoding_fdes): New.
2537 (search_object): New.
2538 (_Unwind_Find_FDE): Update for new struct object. Fill in
2540 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
2541 iterating over EH data.
2542 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
2543 fde_encoding, lsda_encoding.
2544 (read_uleb128, read_sleb128): Remove.
2545 (read_encoded_pointer): Remove. All callers use read_encoded_value.
2546 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
2547 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
2549 * unwind-pe.h: Add "struct" to _Unwind_Context references.
2551 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2553 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
2554 * cpphash.c (_cpp_lookup_with_hash): Similarly.
2555 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
2556 cpp_spell_token, cpp_output_token): Similarly.
2557 * cpplib.c (lex_macro_node, do_undef, do_pragma,
2558 do_pragma_poison, parse_assertion, do_assert): Similarly.
2559 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
2560 save_parameter, _cpp_create_definition, check_trad_stringification,
2561 cpp_macro_definition): Similarly.
2562 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
2563 * c-lex.c (cb_undef, c_lex): Similarly.
2564 * fix-header.c (recognized_function): Similarly.
2565 * cpplib.h (NODE_LEN, NODE_NAME): New.
2566 (cpp_hashnode): Rename length len.
2568 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
2570 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
2573 2001-05-16 Andreas Jaeger <aj@suse.de>
2575 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
2577 * toplev.c: Include dwarf2asm.h for prototype of
2578 dw2_output_indirect_constants.
2580 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2582 * stmt.c (expand_asm_operands): Be able to offload addressof
2583 expression to memory. (PR optimization/185)
2585 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2587 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
2588 applying distributive law.
2590 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2592 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
2594 * gthr-dce.h (UNUSED): Attribute unused macro.
2595 (__gthread_key_dtor): Make arguments UNUSED.
2596 (__gthread_key_delete): Revise for compatibility with DRAFT4
2599 2001-05-16 David Edelsohn <edelsohn@gnu.org>
2601 * doc/install.texi: Update AIX information.
2602 * README.RS6000: Remove obsolete file.
2604 2001-05-16 Jakub Jelinek <jakub@redhat.com>
2605 Nathan Sidwell <nathan@codesourcery.com>
2607 * gcc.c (give_switch): Don't write before start of string.
2608 Always append suffix.
2610 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
2612 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
2615 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2617 * README.ALTOS: Remove obsolete file.
2619 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2621 * c-lex.h (save_and_forget_protocol_qualifiers,
2622 forget_protocol_qualifiers, remember_protocol_qualifiers):
2623 Remove deleted functions' prototypes.
2625 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2627 * c-parse.in (methodtype): New production.
2628 (methoddef, methodproto): Collapse separate '-' and '+'
2631 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2633 * c-common.h (RID_FIRST_PQ): New.
2634 * c-parse.in (objc_pq_context): New.
2635 (objc parser): Set objc_pq_context rather than calling
2636 remember_protocol_qualifiers and forget_protocol_qualifiers.
2637 Don't call save_and_forget_protocol_qualifiers.
2638 (yylexname): Handle objc protocol qualifiers here.
2639 * stringpool.c (struct str_header): Replace with sp_hashnode.
2640 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
2641 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
2642 Allocate an IDENTIFIER_NODE for each identifier.
2643 (FORALL_STRINGS, set_identifier): Delete.
2644 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
2645 (ggc_alloc_string): Use an obstack.
2646 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
2647 * tree.h: Update comments.
2648 (set_identifier): Delete.
2649 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
2650 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
2651 remember_protocol_qualifiers): Delete.
2653 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
2655 * flow.c (life_analysis): After life analysis is complete, do
2656 an optional scan over insns looking for REG_LABEL notes that
2657 reference a deleted label.
2658 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
2659 before peeking at LABEL_NUSES.
2661 2001-05-15 Richard Henderson <rth@redhat.com>
2663 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
2664 (_Unwind_GetTextRelBase): New.
2666 2001-05-15 Mark Mitchell <mark@codesourcery.com>
2668 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2670 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
2672 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
2673 so that CHOOSE_SECTION gets used.
2675 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
2676 TARGET_RELOCATABLE like flag_pic for now.
2678 2001-05-15 David Edelsohn <edelsohn@gnu.org>
2680 * rs6000.md (movdi splitter): Sign extend more efficiently.
2681 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
2682 to "long long" valid on 32-bit and 64-bit hosts.
2683 (logical_operand): Cast trunc_int_for_mode return value.
2684 (rs6000_emit_move): Shift macro to encapsulate variable.
2685 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
2686 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
2687 plus_constant requires signed argument.
2689 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
2691 * gthr-posix.h: Make additional pthread-* functions weak.
2693 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2695 * recog.c (apply_change_group): Avoid unneeded validating.
2697 2001-05-14 David Edelsohn <edelsohn@gnu.org>
2699 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
2700 (num_insns_constant): CONST_INT can be 64-bits.
2702 2001-05-14 Stan Shebs <shebs@apple.com>
2704 * config/darwin.h (LIB_SPEC): Just use -lSystem.
2705 (LIBGCC_SPEC): Don't define.
2707 2001-05-14 Richard Henderson <rth@redhat.com>
2709 * configure.in (gcc_cv_as_eh_frame): New test.
2710 * config.in, configure: Rebuild.
2711 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
2713 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2715 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
2716 extended precision divide.
2718 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2720 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
2721 for RETURNS as well.
2723 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2725 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
2726 (CPP_CPU??_SIZE_TYPE): New.
2727 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
2728 (CPP_CPU_SPEC): ... here; support choosing of CPU.
2729 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
2730 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
2732 * i386.c (override_options): Add sorry about not suported modes.
2734 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
2736 * config/pa/som.h (NM_FLAGS): Remove.
2737 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
2738 (ASM_OUTPUT_SECTION_NAME): Remove.
2739 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
2741 2001-05-14 Mark Mitchell <mark@codesourcery.com>
2743 * regrename.c (regrename_optimize): Do not rename registers to
2746 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
2748 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
2749 contain MEMs. Remove useless distinction about clobbering
2752 2001-05-13 Geoff Keating <geoffk@redhat.com>
2754 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
2755 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
2756 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
2757 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2758 (EXCEPTION_SECTION): Define.
2760 2001-05-13 Zack Weinberg <zackw@stanford.edu>
2762 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
2763 binary backward compat only.
2764 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
2765 in LIB2FUNCS. Pass it to mklibgcc.
2766 * mklibgcc.in: Handle LIB2FUNCS_ST.
2768 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
2770 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
2772 * tm.texi (THREAD_MODEL_SPEC): Document it.
2773 * gcc.c (main): Use it.
2774 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
2775 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
2777 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2779 * rtl.h (SYMBOL_REF_WEAK): New macro.
2780 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
2781 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
2782 * rtl.texi (SYMBOL_REF_WEAK): Document it.
2783 * gcc.texi: Remove wrong description.
2785 2001-05-13 Mark Mitchell <mark@codesourcery.com>
2787 * Makefile.in (STAMP): New macro.
2788 Replace all uses of `touch' with $(STAMP).
2789 * fixinc/Makefile.in: Likewise.
2791 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2793 * configure.in: ldopen is never in -lexc, so don't test for it.
2794 Add test for exc_resume in -lexc for Ada.
2795 * configure: Regenerated.
2797 2001-05-12 Richard Henderson <rth@redhat.com>
2799 * dwarf2asm.c (size_of_encoded_value): New function.
2800 * dwarf2asm.h: Declare it.
2801 * except.c (output_function_exception_table): Align the TType
2802 array only as wide as the encoding.
2804 2001-05-12 Zack Weinberg <zackw@stanford.edu>
2806 * extend.texi: Document #pragma GCC java_exceptions.
2808 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2810 * c-parse.in (bison parser, init_reswords): Remove uses of
2812 * c-tree.h (doing_objc_thang): Remove.
2814 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2816 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
2817 about files not ending in newlines.
2819 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2821 * dwarfout.c (dwarfout_init): Add cast.
2822 * sched-deps.c (sched_analyze_insn): Remove unused vars.
2823 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
2825 * method.c (build_mangled_C99_name): Remove unused prototype.
2827 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2829 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
2831 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2833 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2834 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
2836 2001-05-11 Richard Henderson <rth@redhat.com>
2838 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2839 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
2840 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
2841 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
2842 (dw2_output_indirect_constants): Prototype.
2843 * dwarf2out.c (dwarf2out_begin_prologue): Generate
2844 current_function_func_begin_label if we'll need it for EH. Exit
2845 early for IA64_UNWIND_INFO.
2846 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
2847 (eh_data_format_name): Update for indirect references.
2848 (output_function_exception_table): Care for IA64_UNWIND_INFO.
2849 Handle ASM_PREFERRED_EH_DATA_FORMAT.
2850 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
2851 define HAVE_eh_return etc.
2852 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
2853 (final_end_function): Don't call output_function_exception_table.
2854 * toplev.c (compile_file): Call dw2_output_indirect_constants.
2855 (rest_of_compilation): Invoke output_function_exception_table
2856 for ia64 before assemble_end_function.
2857 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
2858 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
2860 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
2861 * unwind.h: Declare them.
2862 * libgcc-std.ver: Export them.
2863 * unwind-pe.h: New file.
2865 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2867 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
2869 (find_fde_for_dso): Extract DT_PLTGOT.
2870 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
2871 the segment and gp as well.
2872 * config/ia64/frame-ia64.c: Remove file.
2873 * config/ia64/frame-ia64.h: Remove file.
2874 * config/ia64/unwind-ia64.c: New file.
2875 * config/ia64/unwind-ia64.h: New file.
2876 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
2877 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
2878 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
2879 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2880 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2881 (IA64_UNWIND_INFO): Re-enable.
2882 (HANDLER_SECTION): Remove.
2883 (EH_RETURN_DATA_REGNO): New.
2884 * config/ia64/ia64.md (exception_receiver): Remove.
2885 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
2886 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
2888 2001-05-11 Richard Henderson <rth@redhat.com>
2890 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
2891 calls and jumps to be bundled together.
2892 (ia64_reorg): Emit a break after a noreturn call that ends
2894 * config/ia64/ia64.md (break_f): New.
2896 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2898 * c-lex.c (lex_charconst): Convert into a simple wrapper
2899 around cpp_interpret_charconst, to which most of the code
2901 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
2902 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
2903 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
2904 (lex): Use cpp_interpret_charconst.
2905 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
2906 hex_digit_value): New functions.
2907 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
2908 * cpplib.h (cpp_interpret_charconst): New prototype.
2909 * Makefile.in: Update.
2911 2001-05-12 Dean Wakerley <dean@wakerley.com>
2913 * doc/install.texi: New file. Converted to texinfo from the HTML
2914 documentation in wwwdocs/htdocs/install.
2916 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
2918 * gcse.c (insert_insn_end_bb): Do not search for assignments to
2919 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2921 * toplev.c (compile_file): Move comment for opening output
2922 file to just before the code that opens the output file.
2924 2001-05-11 Jakub Jelinek <jakub@redhat.com>
2926 * regmove.c (regmove_optimize): Suppress the optimization for
2927 unchanging destination register. Add comment above function.
2929 2001-05-11 Zack Weinberg <zackw@stanford.edu>
2931 * Makefile.in: Exterminate all references to assert.h.
2932 * cross-make: Likewise.
2934 * configure.in: Correct commentary.
2935 * configure: Regenerate.
2937 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
2940 * config/t-freebsd, config/t-linux, config/t-linux-aout,
2941 config/t-netbsd, config/t-rtems, config/x-linux,
2942 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
2943 No need to override INSTALL_ASSERT_H.
2945 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
2946 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
2947 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
2949 2001-05-11 Graham Stott <grahams@redhat.com>
2951 * combine.c (simplify_comparison): Fix typo.
2953 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2955 * loop.h (struct movables): Remove `num'.
2956 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
2957 Adjust call to strength_reduce.
2958 (num_unmoved_movables): New function.
2959 (move_movables): Don't set movables->num.
2960 (strength_reduce): Compute the number of instructions in the loop
2961 here, rather than in the caller.
2962 (check_dbra_loop): Always clear reversible_mem_store if there
2963 are any memory sets.
2964 (loop_regs_scan): Don't count instructions here.
2965 (count_insn_in_loop): New function.
2967 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2969 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
2971 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
2973 * c-common.c (finish_label_expr): New function, lifted from
2974 from cp/semantics.c.
2975 * c-common.h (finish_label_expr, lookup_label): New prototypes.
2976 * c-parse.in: Move 3 blocks of parser code into new functions.
2977 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
2978 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
2979 (lookup_label): Remove.
2981 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
2983 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
2984 FLOAT_BIT_ORDER_MISMATCH.
2986 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2988 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
2989 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
2991 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2993 * expr.c (emit_group_load): extract_bit_field requires a REG or
2996 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
2998 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
2999 a computed jump into an unconditional jump.
3000 In second hunk of code for collapsing computed and conditional jumps
3001 into unconditional jumps, reemit the jump in additional cases.
3003 * jump.c (jump_optimize_1): Do not wrap the new jump target
3004 inside a LABEL_REF; gen_jump will do that automatically.
3006 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3008 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3009 contents for a SYMBOL_REF in case of floating point constants.
3011 2001-05-10 DJ Delorie <dj@redhat.com>
3013 * c-common.c (combine_strings): Widen strings in a
3014 host-endian-independent way.
3016 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3018 * c-parse.in: Remove many shift/reduce conflicts. Update
3020 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3021 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3022 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3023 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3024 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3025 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3026 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3027 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3028 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3029 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3030 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
3031 typespec_reserved_nonattr, typespec_reserved_attr,
3032 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
3033 structsp_nonattr, components_notype, component_notype_declarator,
3034 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
3035 firstparm, setspecs_fp): New
3036 (typed_declspecs, reserved_declspecs, typed_typespecs,
3037 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
3038 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
3039 declmods_no_prefix_attr, nonempty_type_quals, structsp,
3040 type_quals): Remove. Users updated.
3041 (initdecls, notype_initdecls, after_type_declarator,
3042 parm_declarator, notype_declarator, absdcl1, components, ivars):
3043 Don't allow attributes at the start of a declarator; include them
3044 in the production containing the declarator instead. Always
3045 require type specifiers before trying to redeclare a typedef name.
3046 (typename): Allow for attributes but warn that they are ignored.
3047 (parmlist, firstparm, setspecs_fp): Include attributes in
3048 parmlist; suck them off the parser stack in firstparm using
3051 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
3053 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
3054 to determine if a block has an unconditional jump at its end.
3056 * jump.c (jump_optimize_1): When converting a conditional jump
3057 to an unconditional jump, build the jump using gen_jump instead
3058 of just modify operands in-place.
3060 2001-05-09 Zack Weinberg <zackw@stanford.edu>
3062 * cppinit.c (cpp_post_options): Shut off macro expansion if
3064 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
3065 IN_I directives only if the # is in column 1 and the directive
3066 name begins in column 2.
3067 * cppmain.c (scan_buffer): Insert a space between # and an
3068 identifier, when that identifier is a directive name.
3070 * tradcpp.c (struct file_buf): Add a pointer to the next entry
3071 in the header search path.
3072 (enum node_type): Add T_INCLUDE_NEXT.
3073 (directive_table): Add entry for include_next.
3074 (do_include_next): New function.
3075 (process_include): New routine, broken out of do_include.
3076 (finclude): Insert 'nhd' argument, to be copied into
3077 next_header_dir of the new buffer.
3078 (main): Adjust to match.
3079 * gsyslimits.h, limity.h: Un-indent #include_next.
3081 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
3083 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
3084 inclusion as a chapter of the GCC manual.
3085 * gcc.texi: Include objc.texi.
3086 * fdl.texi: Use @unnumberedsec for the addendum.
3087 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
3089 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3091 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
3093 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
3095 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
3096 handling of two-address insns.
3098 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
3100 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
3101 ../binutils/nm-new instead of ../binutils/nm.
3103 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3105 * i386.md (movdi splitter): Fix the splitting condition
3106 (float_extenddftf splitter): Fix mode.
3108 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3110 * genrecog.c (write_switch): Avoid outputting of switch for
3111 types wider than int.
3113 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
3115 * reload1.c (copy_eh_notes): New function.
3116 (emit_input_reload_insns): Call it.
3117 (emit_output_reload_insns): Call it.
3119 2001-05-07 Zack Weinberg <zackw@stanford.edu>
3121 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
3123 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
3124 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
3126 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
3128 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3130 * pa.md (interspace_jump): Revise comment.
3131 (builtin_longjmp): Block initial setup insns from delay slot of
3133 (builtin_setjmp_receiver): New expander to save and restore PIC
3136 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
3138 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
3140 * toplev.c (compile_file): Set up the output file before we call
3141 the various initializers for the compiler.
3143 * except.c (sjlj_mark_call_sites): Do not search for assignments to
3144 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3146 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
3147 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
3149 2001-05-06 Zack Weinberg <zackw@stanford.edu>
3151 * Makefile.in (tradcpp0): Correct typo in dependency list.
3153 2001-05-06 Geoff Keating <geoffk@redhat.com>
3155 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
3156 the link register if we're not going to use it.
3158 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
3159 (output_function_profiler): Likewise.
3161 2001-05-07 Alan Modra <amodra@one.net.au>
3163 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
3165 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
3167 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
3168 zero-extend it. Make abs_inc unsigned.
3170 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
3171 widest mode in narrowing and widening operations.
3173 * config/mips/mips.md: Sign extend CONST_INTs.
3175 2001-05-06 Andreas Jaeger <aj@suse.de>
3177 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
3178 (i386 Options): Document -momit-leaf-frame-pointer.
3180 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3182 * c-typeck.c (internal_build_compound_expr): Check for
3183 array to pointer conversion just once.
3185 2001-05-05 Richard Henderson <rth@redhat.com>
3187 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
3189 2001-05-05 Richard Henderson <rth@redhat.com>
3191 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
3192 to the parent of the fixup region.
3194 2001-05-05 Jakub Jelinek <jakub@redhat.com>
3196 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
3198 * cpp.texi (__NO_INLINE): Document it.
3200 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3202 * cppfiles.c (struct include_file): New member err_no.
3203 (find_or_create_entry): Set it.
3204 (open_file): Don't set fds to -2. Instead, use err_no to
3205 remember previous errors, if any.
3207 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3209 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
3210 between X and Y by using sequences of xgdx and xgdy.
3212 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3214 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
3215 of '!' for the 'D' alternative ('!' is too strong).
3216 ("*logicalsi3_silshl16"): Likewise.
3217 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
3218 ("movstrictsi"): Remove spurious '+'.
3219 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
3220 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
3221 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
3224 2001-05-04 David Edelsohn <edelsohn@gnu.org>
3226 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
3228 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
3230 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
3233 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3235 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
3238 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3240 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
3241 soft register, use ror instead of rol.
3243 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3245 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
3246 into account pre/post increment decrement for 68HC12.
3247 Fix other problems in replacement and fix call to reg_mentioned_p.
3249 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3251 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
3252 Put the soft registers in bss for 68HC12.
3253 (L_regs_d3_4): New for _.d3 and _.d4.
3254 (L_regs_d5_6): Likewise.
3255 (L_regs_d1_2): Likewise.
3256 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
3258 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3260 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
3261 to the pre-processor when -fshort-double is specified.
3262 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
3264 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3266 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
3267 (__mulsi3): Rewrite for 68HC12.
3268 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
3269 Mark 'x' constraint with earlyclobber to prevent a
3270 RELOAD_FOR_OTHER_ADDRESS to go in it.
3271 (mulhi3_m68hc12): New pattern.
3272 (mulhi3_m68hc11): Rename of mulhi3.
3273 (mulhi3): New expand for 68HC12 optimisation.
3274 (umulhisi3, mulhisi3): New patterns for 68HC12.
3276 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3278 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
3279 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
3280 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
3282 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3284 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
3285 constants cheap after reload.
3286 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
3288 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
3289 so that gcc prefers a shift by 16.
3290 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
3292 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
3294 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
3296 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3298 * alpha.h: NULL_PTR -> NULL.
3305 * i386.md: Likewise.
3308 * m68hc11.h: Likewise.
3309 * rs6000.h: Likewise.
3312 * sparc.h: Likewise.
3316 * final.c: Likewise.
3318 * recog.c: Likewise.
3320 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3322 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
3323 `bool' parameter to `int'.
3325 * hash.c (hash_lookup): Likewise.
3327 * hash.h (hash_lookup): Likewise.
3329 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
3331 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3333 * i386.c (x86_initialize_trampoline): Fix mode of constant.
3335 2001-05-03 Geoff Keating <geoffk@redhat.com>
3337 * invoke.texi (i386 Options): Delete references to -malign-jumps,
3338 -malign-loops, -malign-functions.
3339 * i386.c (ix86_align_funcs): Delete.
3340 (ix86_align_loops): Delete.
3341 (ix86_align_jumps): Delete.
3342 (override_options): Mark -malign-* as obsolete. Emulate their
3343 behaviour with the -falign-* options. Default -falign-* from
3344 the processor table.
3345 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
3346 patch of Wed May 2 13:09:36 2001.
3347 (LOOP_ALIGN): Delete.
3348 (LOOP_ALIGN_MAX_SKIP): Delete.
3349 (LABEL_ALIGN_AFTER_BARRIER): Delete.
3350 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
3352 2001-05-04 Andreas Jaeger <aj@suse.de>
3354 * except.h: Add prototype declaration for
3355 expand_builtin_init_dwarf_reg_sizes.
3357 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
3359 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
3361 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3363 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
3365 ("bitcmpqi2"): New pattern for bit-extract and test.
3366 ("bitcmphi"): New pattern for bitb/bita instructions.
3368 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
3370 * gccbug.in: Use a temporary directory when the mktemp command is
3373 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3375 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
3377 (INITIALIZE_TRAMPOLINE): Call it.
3378 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
3379 (TRAMPOLINE_TEMPLATE): Remove.
3380 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
3381 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
3384 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3386 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
3387 and crtendS.o with PIC.
3389 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3391 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
3393 (___subdi3, ___adddi3): Use x instead of y as index register.
3394 (__init_bss_section, __map_data_section): Optimize for 68HC12.
3395 (__memset, __memcpy): Likewise.
3396 (regs): Put the soft registers in bss for 68HC12.
3397 (abort): Use trap to abort for 68hc12.
3398 (__mulhi3, __mulhi32): Use emul for 68hc12.
3399 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
3401 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3403 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
3404 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
3405 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
3406 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
3407 Set 68HC12 min offset to -65536.
3408 (print_operand): Put parenthesis arround the operand if it refers
3409 to a symbol having the same name as a register.
3410 (m68hc11_z_replacement): When z register is replaced by its
3411 equivalent soft register, force the insn to be re-recognized.
3412 (m68hc11_check_z_replacement): Fix the test when destination is
3413 the index register and z dies in the insn.
3414 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
3416 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3418 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
3419 costs according to processor variant.
3420 (m68hc11_shift_cost): New function to compute shift costs.
3421 (m68hc11_rtx_costs): Define costs according to processor variant.
3422 (m6811_cost): Costs for 68HC11.
3423 (m6812_cost): Costs for 68HC12.
3424 (COSTS_N_INSNS): Remove.
3426 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
3427 (DEFAULT_RTX_COSTS): Remove.
3428 (CONST_COSTS): Define costs according to OUTER_CODE.
3429 (processor_costs): New struct to define costs.
3430 (m68hc11_cost): Pointer to current costs.
3432 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3434 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
3435 and use m68hc11_notice_keep_cc when using leax/leay.
3436 (addhi3 split): Reject split if the insn is handled by
3438 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
3439 push must be handled in a special way if the source operand uses
3440 sp as index register.
3441 (m68hc11_notice_keep_cc): New function.
3442 (m68hc11_gen_movhi): Use it when an insn changes a register but
3444 (m68hc11_gen_movqi): Fix move for 68HC12.
3445 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
3447 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3449 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
3450 and don't pass operands[0] to emit_library_call_value.
3452 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3454 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
3455 (zero_extendsi split): Simplify and use (zero_extendhi).
3456 (*addhi3): Remove 'w' constraint since stack pointer is handled
3458 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
3459 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
3460 (*ashrhi3_const): Fix shift by 7.
3461 (*lshrsi3_const16): Fix template.
3462 (call, call_value): Fix constraint and predicate.
3464 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3466 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
3467 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
3468 (CC_REGNUM): Likewise.
3469 (*unnamed splits): Use above constants instead of hard coded numbers.
3470 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
3471 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
3472 (*return_16bit, *unnamed peepholes): Likewise.
3474 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3476 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
3477 rs6000/rs6000.h twice.
3479 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
3481 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
3482 (CPP_SPEC): Conditionally define MSDOS and GO32.
3483 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
3484 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
3486 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
3488 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3490 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
3492 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3494 * integrate.h (struct inline_remap): Add leaf_reg_map table.
3495 * integrate.c (expand_inline_function): Use xcalloc to allocate
3497 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
3500 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3502 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
3505 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3507 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
3508 linker if -mrelax is given.
3509 (TARGET_SWITCHES): Document -mrelax.
3511 Re-installed 2001-01-09's patch:
3512 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
3513 if it's wider than long and the target's long is wider than the
3516 2001-05-02 David O'Brien <obrien@FreeBSD.org>
3518 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
3519 directly include rs6000/rs6000.h. Instead do it in tm.h.
3521 2001-05-02 Stan Shebs <shebs@apple.com>
3523 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
3524 NSConstantString for NeXT-style runtimes.
3525 (STRING_OBJECT_GLOBAL_NAME): New macro.
3526 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
3527 OCTI_STRING_CLASS_DECL.
3528 (constant_string_global_id): New macro.
3529 (string_class_decl): Ditto.
3530 (setup_string_decl): New function.
3531 (build_objc_string_object): Use it to build a NeXT runtime
3532 compatible string initializer.
3534 2001-05-02 Jakub Jelinek <jakub@redhat.com>
3536 * tradcpp.c (do_define): Make sure we don't walk past limit.
3538 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3540 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
3541 offsets if not REG_OK_STRICT.
3543 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
3544 (INT_REG_OK_FOR_INDEX_P): Likewise.
3545 (INT_REG_OK_FOR_BASE_P): Likewise.
3546 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
3547 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
3548 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
3549 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
3550 REG_OK_FOR_BASE_P. Take an additional parameter.
3551 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
3552 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
3553 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
3554 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
3555 rs6000_legitimate_address() and use it.
3556 * config/rs6000/rs6000.c: Update all callers.
3557 (rs6000_legitimate_address): New function.
3559 2001-05-02 David Edelsohn <edelsohn@gnu.org>
3561 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
3562 special_constant conditional blocks together.
3564 2001-05-02 Dale Johannesen <dalej@apple.com>
3566 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
3568 (STRICT_ARGUMENT_NAMING): Define.
3569 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
3570 function_arg_partial_nregs, setup_incoming_varargs): Remove
3571 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
3574 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3576 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
3578 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
3581 * expr.c (store_field): Do nothing except elaborate side-effects if
3584 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3586 * c-lex.c: NULL_PTR -> NULL.
3588 * emit-rtl.c: Likewise.
3590 * genpeep.c: Likewise.
3592 * mips-tdump.c: Likewise.
3593 * reload1.c: Likewise.
3594 * rtlanal.c: Likewise.
3596 * stor-layout.c: Likewise.
3597 * toplev.c: Likewise.
3599 2001-05-01 Per Bothner <per@bothner.com>
3601 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
3602 call do_pending_stack_adjust before emiting label.
3604 2001-05-01 Mark Mitchell <mark@codesourcery.com>
3606 * extend.texi: Fix typo.
3608 2001-05-01 Stan Shebs <shebs@apple.com>
3610 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
3611 of UOBJC_MODULES_decl.
3612 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
3613 (generate_descriptor_table): Ditto.
3614 (generate_protocols): Ditto.
3615 (generate_protocol_list): Ditto.
3616 (generate_classref_translation_entry): Ditto.
3618 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
3620 * invoke.texi (Optimize Options): Add documentation for `--param
3621 max-delay-slot-insn-search' and `--param
3622 max-delay-slot-live-search' and reorder --param section.
3623 * params.def: Modify initial comment.
3624 * params.h (param_info): Add `help' member.
3625 * toplev.c (lang_independent_params): Include `help' description.
3626 (display_help): Print --param parameters.
3628 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3630 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
3631 Remove references to deleted files.
3632 (*-*-openbsd): No need to override xmake_file.
3633 (*-*-sysv4): Treat like *-*-sysv.
3635 * configure.in: Probe for ldopen in various places, and set up
3636 collect2 to be linked with them if found.
3637 Don't dink with Windows registry stuff unless $host_os is a
3638 Win32 os name. Check to see if we need -ladvapi32.
3639 * configure: Regenerate.
3641 * Makefile: Get rid of CLIB and HOST_CLIB.
3642 Substitute in COLLECT2_LIBS and link collect2 against its contents.
3643 * build-make: Get rid of HOST_CLIB.
3645 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
3646 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
3647 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
3648 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
3649 config/rs6000/x-rs6000: Delete.
3651 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
3654 24 x-host fragments remain, 0 x-cpu, 3 top level.
3656 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3658 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
3659 * configure: Regenerate.
3661 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
3663 * Makefile.in (install-headers): Remove redundant dependency.
3665 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
3667 * c-tree.texi (USING_STMT): Document.
3669 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3671 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
3672 * c-common.c: Likewise.
3673 * c-decl.c: Likewise.
3674 * combine.c: Likewise.
3675 * rs6000.c: Likewise.
3676 * except.c: Likewise.
3677 * explow.c: Likewise.
3679 * fold-const.c: Likewise.
3680 * function.c: Likewise.
3683 * integrate.c: Likewise.
3685 * objc/objc-act.c: Likewise.
3686 * recog.c: Likewise.
3687 * reg-stack.c: Likewise.
3688 * reload.c: Likewise.
3689 * reload1.c: Likewise.
3690 * simplify-rtx.c: Likewise.
3692 * varasm.c: Likewise.
3694 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
3696 * diagnostic.def: New file.
3697 * diagnostic.h (diagnostic_t): New enum.
3698 * Makefile.in (diagnostic.o): Depend on diagnostic.def
3700 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3702 * tsystem.h: Test only POSIX for availability of string.h
3704 * config.gcc (all systems): If USG appeared in xm_defines,
3705 change it to POSIX. If both USG and POSIX appeared, just
3706 delete USG. Remove unnecessary quotes around xm_defines
3708 (m68k-crds-unos*): Don't #define unos - tested nowhere.
3709 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
3710 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
3711 powerpc-*-linux*): No need to set xm_defines - handled by
3712 global settings for *-*-linux*.
3714 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3716 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
3717 Always include gstab.h, not system stab.h. Don't provide
3718 default definitions of N_CATCH or N_OPT. Always use the
3719 gstab.h variant of STAB_CODE_TYPE.
3720 * final.c: Don't include stab.h/gstab.h at all, or provide
3721 defaults for N_SLINE and N_SOL.
3723 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
3724 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
3726 * sdbout.c: Always include gsyms.h instead of system syms.h.
3728 * configure.in: No need to check for stab.h.
3729 * configure, config.in: Regenerate.
3730 * Makefile.in (final.o): Don't depend on gstab.h.
3732 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3733 Richard Henderson <rth@redhat.com>
3735 * extend.texi: Improve documentation of volatile asms.
3737 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3739 * c-tree.texi: Fix thinko.
3740 * gcc.texi: Likewise.
3742 2001-04-30 Richard Henderson <rth@redhat.com>
3744 * c-common.c (c_promoting_integer_type_p): New function, from the
3745 corpse of old macro. Properly promote too-small enumerations and
3746 booleans. Adjust all callers.
3747 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
3748 (c_promoting_integer_type_p): Declare.
3749 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
3750 * c-typeck.c: Likewise.
3751 (default_conversion): Remove now redundant boolean check.
3753 2001-04-30 Jan Hubicka <jh@suse.cz>
3754 Richard Henderson <rth@redhat.com>
3756 * regmove.c (try_apply_stack_adjustment): Remove now redundant
3758 (combine_stack_adjustments_for_block): Don't combine stack
3759 allocation followed by deallocations. Handle grow-up stacks.
3761 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3763 * fdl.texi: New file.
3764 * c-tree.texi: Use the GFDL.
3765 * gcc.texi: Likewise.
3767 2001-04-30 Stan Shebs <shebs@apple.com>
3769 * invoke.texi: Add a section documenting Objective-C options.
3771 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
3773 * emit-rtl.c (try_split): Copy EH notes to sequence.
3775 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3777 * regmove.c (record_stack_memrefs): Catch all references to the
3780 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
3782 * Makefile.in (stmp-fixinc): quote shell assignment values
3784 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3786 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
3790 * prefix.c: Likewise.
3792 2001-04-28 Stan Shebs <shebs@apple.com>
3794 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
3795 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
3796 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
3797 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
3799 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
3800 (NEXT_OBJC_RUNTIME): Define.
3802 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3804 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
3805 * simplify-rtx.c (simplify_gen_relational): Likewise.
3807 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
3809 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
3810 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
3812 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
3813 registers in SSE case; fix handling of the immediates.
3814 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
3815 operands to be in regsiters before reload.
3816 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
3817 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
3818 (abstf,absxf,negtf,negxf splitters): Compute
3819 properly the regnum for x86_64.
3820 (avsdf2_if_rex64): New.
3822 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
3824 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
3825 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
3826 into the constant pool.
3827 * jump.c (jump_optimize_1): Remove barrier successors after all
3828 the LABEL_NUSES counds have been computed.
3829 (delete_barrier_successors): When deleting a tablejump insn, also
3830 delete the jump table it uses.
3831 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
3834 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
3836 * pa.c (FRP): Remove erroneous white space in macro definition.
3838 2001-04-28 Andreas Jaeger <aj@suse.de>
3840 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
3842 * extend.texi: Likewise.
3843 * tm.texi: Likewise.
3845 2001-04-28 Andreas Jaeger <aj@suse.de>
3847 * md.texi: Use XX-bit instead of XXbit or XX bit where
3850 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
3852 * gcc.c (process_command): Allow -l lib in addition to -llib
3853 for POSIX compliance. This fixes PR c/2347.
3855 * invoke.texi: Update section on Link Options accordingly.
3857 2001-04-27 Zack Weinberg <zackw@stanford.edu>
3859 * function.c (purge_addressof_1): Remove the duplicate
3860 if (code == SET) block. Fold the two if (code == ADDRESSOF)
3863 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
3865 * except.c (expand_eh_region_start): Don't start a new block.
3866 (expand_eh_region_end): Don't end a block.
3867 * stmt.c (expand_end_bindings): Don't end EH blocks.
3868 (expand_decl_cleanup): Starting an EH region won't change the block.
3869 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
3870 (is_eh_region): Lose.
3873 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
3875 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
3877 * collect2.c (main): Add `-L' case to remove duplicate entries.
3878 (is_in_args): New function to check for a duplicate argument.
3879 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
3880 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
3881 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
3882 Define to be nonzero.
3884 2001-04-27 Andreas Jaeger <aj@suse.de>
3885 Richard Henderson <rth@redhat.com>
3887 * md.texi (Machine Constraints): Document additional i386
3888 constraints and fix description of "A".
3890 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
3892 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
3894 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
3896 * except.c (get_exception_filter): word_mode, not Pmode.
3898 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
3900 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
3901 common to other movsf patterns. Move up so that in future
3902 people who change the other patterns will change it too.
3903 (movsf_lo_sum): Allow even for soft-float; add appropriate
3905 (movsf_high): Likewise.
3906 (movsf_high+1): Allow even for soft-float.
3908 * function.c (expand_function_end): Always clobber the
3909 return registers, even if there is no return label.
3911 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3913 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
3915 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
3917 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
3918 (pushqi2_rex64, pushhi2_rex64): Add.
3920 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
3922 * except.c (expand_eh_region_end_cleanup): Force pending stack
3923 adjust before emitting label that branches around cleanup code.
3925 2001-04-26 H.J. Lu (hjl@gnu.org)
3927 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
3929 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
3931 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
3932 (ASM_OUTPUT_SECTION_NAME): Likewise.
3933 (ASM_WEAKEN_LABEL): Likewise.
3934 (UNIQUE_SECTION): Likewise.
3935 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3936 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3937 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
3938 (ASM_OUTPUT_SECTION_NAME): Likewise.
3939 (ASM_WEAKEN_LABEL): Likewise.
3940 (UNIQUE_SECTION): Likewise.
3941 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3942 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3943 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
3944 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
3945 (ASM_FILE_START): Likewise.
3946 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3947 (ASM_DECLARE_OBJECT_NAME): Likewise.
3948 (ASM_FILE_END): Likewise.
3949 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3950 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
3951 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3952 (ASM_OUTPUT_CASE_LABEL): Likewise.
3953 (ASM_OUTPUT_SKIP): Likewise.
3954 (ASM_OUTPUT_ASCII): Likewise.
3955 (ASM_OUTPUT_IDENT): Likewise.
3956 (READONLY_DATA_SECTION): Likewise.
3957 (EXTRA_SECTIONS): Likewise.
3958 (EXTRA_SECTION_FUNCTIONS): Likewise.
3959 (SELECT_RTX_SECTION): Likewise.
3960 (SELECT_SECTION): Likewise.
3962 * config/mips/linux.h (INVOKE__main): Undefine.
3963 (CTOR_LIST_BEGIN): Likewise.
3964 (CTOR_LIST_END): Likewise.
3965 (DTOR_LIST_BEGIN): Likewise.
3966 (DTOR_LIST_END): Likewise.
3967 (SET_ASM_OP): Defined it to ".dummy".
3968 (ASM_OUTPUT_DEF): Defined.
3969 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
3971 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
3973 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
3974 assembler supports .p2align.
3976 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
3978 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
3980 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3982 * integrate.c (expand_inline_function): Check for error_mark_node
3985 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3987 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
3990 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
3992 * configure.in (configargs.h): Define thread_model.
3993 * configure: Rebuilt.
3994 * gcc.c (main): Print it with -v.
3996 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
3998 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
3999 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4000 * gcc.1: Regenerate.
4002 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4004 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4005 is_redundant_typedef): Use static inline instead of inline static.
4007 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4009 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4010 this directory is always searched.
4012 2001-04-25 Richard Henderson <rth@redhat.com>
4014 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4015 of registers to restore along non eh_return path.
4017 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4019 * c-format.c (check_format_info_recurse): Handle
4020 PLUS_EXPR for format string.
4022 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4024 * config/ia64/ia64.h (CC1_SPEC): Define.
4025 * config/ia64/linux.h (CC1_SPEC): Define.
4027 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
4029 * emit-rtl.c (constant_subword): Also do sign extension in
4030 BITS_PER_WORD == 16 case.
4032 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4034 * loop.c (try_swap_copy_prop): Go back to checking insn.
4036 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4038 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
4039 if check_mode is non-zero.
4041 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4043 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
4044 out and comparison sequence has been detected, put result into
4045 proper temporary pseudo.
4047 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4049 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
4050 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
4051 * libgcc2.c: Remove __dummy and __builtin_saveregs.
4052 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
4053 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
4054 for future reference.
4056 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
4058 * except.c (reachable_handlers): Step out one level from a RESX.
4060 * except.c (struct eh_region): Rename 'last' to 'resume'.
4061 (mark_eh_region, duplicate_eh_region_1): Adjust.
4062 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
4063 (build_post_landing_pads): Likewise.
4064 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
4065 (expand_eh_region_end_must_not_throw): Likewise.
4066 (connect_post_landing_pads): Thread (only) regions with non-deleted
4069 * except.c (expand_eh_region_end_cleanup): Save the EH return data
4070 registers around the cleanup.
4071 (get_exception_filter): New fn.
4072 (finish_eh_generation): Use it.
4074 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
4076 * c-semantics.c (add_scope_stmt): Don't call
4077 current_scope_stmt_stack multiple times.
4079 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4080 Nathan Sidwell <nathan@codesourcery.com>
4082 Lazy __FUNCTION__ generation.
4083 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
4084 RID_C99_FUNCTION_NAME): New _RIDs.
4085 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
4086 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
4087 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
4089 (function_id_node, pretty_function_id_node, func_id_node): Remove.
4090 (c99_function_name_decl_node, function_name_decl_node,
4091 pretty_function_name_decl_node, saved_function_name_decls):
4093 (struct language_function): Remove x_function_name_declared_p.
4094 (make_fname_decl): Remove a parameter.
4095 (declare_function_names): Remove prototype.
4096 (start_fname_decls, finish_fname_decls): Prototype.
4097 (fname_as_string): Likewise.
4098 (fname_string, fname_decl): Likewise.
4099 * c-common.c (make_fname_decl): Adjust.
4100 (struct fname_var_t): New struct.
4101 (fname_vars): New static array.
4102 (declare_function_name): Remove.
4103 (start_fname_decls, finish_fname_decls): New functions.
4104 (fname_as_string): New function from remnants of
4105 declare_function_name.
4106 (fname_string, fname_decl): New functions.
4108 * c-decl.c (c_function_name_declared_p): Remove.
4109 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
4110 don't call declare_function_name. Call start_fname_decls.
4111 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
4112 clobber the line number. Call finish_decl.
4113 (start_function): Call start_fname_decls.
4114 (finish_function): Call finish_fname_decls.
4115 Remove c_function_name_declared_p.
4116 (push_c_function_context): Don't push c_function_name_declared_p.
4117 (pop_c_function_context): Don't pop c_function_name_declared_p.
4118 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
4119 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
4120 (program): Call finish_fname_decls for C.
4121 (primary): Add VAR_FUNC_NAME.
4122 (reswords): Add slots for __FUNCTION__ et al.
4123 (rid_to_yy): Add mappings for __FUNCTION__ et al.
4124 (yylexname): If it's a STRING_FUNC_NAME generate the function name
4125 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
4126 * c-semantics.c (prune_unused_decls): Remove.
4127 (finish_stmt_tree): Don't call prune_unused_decls.
4128 (genrtl_decl_stmt): Don't prune unused decls here.
4130 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
4132 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
4133 constant pool, use the pool's SYMBOL_REF instead.
4135 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
4138 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
4140 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
4141 passing nested NOP_EXPRs to fold.
4143 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
4145 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
4147 2001-04-22 Mark Mitchell <mark@codesourcery.com>
4149 * loop.c (loop_delete_insns): Add prototype.
4151 2001-04-23 Phil Edwards <pme@sources.redhat.com>
4153 * configure.in: Remove ENABLE_STD_NAMESPACE.
4154 * config.in: Regenerated.
4155 * configure: Regenerated.
4157 2001-04-22 Stan Shebs <shebs@apple.com>
4159 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
4161 * config/rs6000/xm-darwin.h: Remove file.
4163 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4165 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
4166 (write_c_file_stat): Likewise.
4168 * dbxout.c (dbxout_init): Likewise.
4170 * profile.c (output_func_start_profiler): Likewise.
4172 2001-04-22 Philipp Thomas <pthomas@suse.de>
4174 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
4175 require it instead of the CVS version.
4176 * cpperror.c (v_message): Put a blank before the macro
4177 body to not confuse exgettext.
4179 2001-04-21 Mark Mitchell <mark@codesourcery.com>
4181 * flow.c (proagate_one_insn): Remove useless assignment.
4182 * jump.c (delete_insn): Tidy.
4183 * loop.c (try_copy_prop): When deleting an instruction with a
4184 REG_RETVAL note, delete the entire libcall sequence.
4185 (loop_delete_insns): New function.
4186 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
4187 we're not substituting into them yet.
4189 2001-04-21 Kazu Hirata <kazu@hxi.com>
4191 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
4193 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
4195 * config/i960/i960.c (signed_arith_operand): Likewise.
4197 * calls.c (expand_call): Fix a comment typo.
4199 2001-04-20 Zack Weinberg <zackw@stanford.edu>
4201 * configure.in: Probe for times, clock, struct tms, and clock_t.
4202 * configure, config.in: Regenerate.
4203 * timevar.c: Replace ifdef forest in get_time with (relatively)
4204 straightforward series of checks based on autoconf's probes.
4206 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
4208 * config/pa/som.h (NM_FLAGS): Define.
4210 2001-04-20 Bernd Schmidt <bernds@redhat.com>
4212 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
4214 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
4215 * ia64.c (nop_cycles_until): New function.
4216 (prev_cycle, prev_first, last_issued): New static variables.
4217 (ia64_sched_reorder): Additional arg for clock.
4218 On final scheduling pass, emit extra NOPs as needed.
4219 Set prev_first and prev_cycle.
4220 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
4221 (ia64_variable_issue): Set last_issued.
4223 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
4225 * config/i386/i386.c (ix86_expand_int_movcc,
4226 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
4228 2001-04-20 Geoff Keating <geoffk@redhat.com>
4230 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
4231 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
4232 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
4233 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
4234 ctrdi_internal6): In the short-branch case, this insn is only 4
4235 bytes long. Reported by Reza Yazdani <reza@apple.com>.
4237 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4239 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
4240 "=u" is used together with "st" resp. "st(1)" clobber.
4242 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4244 * gcse.c (gcse_main): Fix comment typo.
4245 (delete_null_pointer_check): Likewise.
4246 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
4247 * cse.c (cse_insn): Likewise.
4248 * function.c (fixup_var_refs_insns_with_hash): The sequence is
4251 2001-04-19 Zack Weinberg <zackw@stanford.edu>
4253 * toplev.c: Excise all code for the undocumented -dm option.
4254 (float_signal): Call signal just once, unconditionally.
4256 2001-04-19 Geoff Keating <geoffk@redhat.com>
4258 * fold-const.c (fold): Use first_rtl_op rather than
4259 TREE_CODE_LENGTH when looping over parameters of a tree.
4260 Correct strange grouping in test for evaluated SAVE_EXPR.
4262 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
4264 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
4265 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
4267 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
4268 name at 32 total characters.
4269 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
4270 functions in named sections -- data items can still go into unique
4271 sections, but they have normal names (ie $LIT$ and $DATA$).
4273 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
4276 2001-04-19 DJ Delorie <dj@redhat.com>
4278 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4279 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
4280 * config/i386/cygwin.h: Likewise.
4281 * config/i386/mingw32.h: Likewise.
4282 * config/vax/vms.h: Likewise.
4283 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
4285 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4286 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
4287 * config/i386/xm-cygwin.h: Likewise.
4288 * config/i386/xm-djgpp.h: Likewise.
4289 * config/i386/xm-mingw32.h: Likewise.
4290 * config/vax/xm-vms.h: Likewise.
4292 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
4293 instead of OBJECT_SUFFIX.
4294 * collect2.c (find_a_file): Look for files matching the extension
4295 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
4296 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
4297 TARGET_EXECUTABLE_SUFFIX.
4298 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
4299 (make_relative_prefix): Likewise.
4300 (convert_filename): Use TARGET_ suffixes throughout. Remove
4302 (process_command): Likewise.
4303 (do_spec_1): Likewise.
4304 * java/lang.c (init_parse): Likewise.
4306 * gcc.texi : Document four new options matching the pattern
4307 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
4308 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
4309 documentation for NO_AUTO_EXE_SUFFIX.
4311 2001-04-19 Mark Mitchell <mark@codesourcery.com>
4313 * toplev.h (struct lang_hooks): Allow decode_option to indicate
4314 that language-independent processing should not be done.
4315 * toplev.c (main): Adjust accordingly.
4317 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
4318 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
4320 * mips.md (reload_outputdi): Require that operand0 be a
4323 2001-04-19 Jakub Jelinek <jakub@redhat.com>
4325 * invoke.texi (-Wshadow): Clarify.
4327 2001-04-18 Mark Mitchell <mark@codesourcery.com>
4329 * loop.c (load_mems): Examine all the instructions in the loop
4330 before concluding that all jumps branch to the first instruction
4333 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
4335 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
4337 2001-04-18 Jakub Jelinek <jakub@redhat.com>
4339 * cpp.texi (-Wwhite-space): Remove.
4340 (-Wall): -Wall does not imply -Wwhite-space.
4342 2001-04-17 Zack Weinberg <zackw@stanford.edu>
4344 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
4345 use it instead of blindly generating a .stabs.
4346 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
4348 * xcoffout.c: Don't bother defining default for N_CATCH.
4349 (UNKNOWN_STAB): Use internal_error.
4350 (stab_to_sclass): Remove now-unnecessary aborts.
4351 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
4353 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
4355 * jump.c (mark_all_labels): Canonicalize the tail recursion
4356 label attached to CALL_PLACEHOLDER insns.
4358 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4360 * output.h (dump_flow_info, free_basic_block_vars,
4361 which_alternative): Delete redundant prototypes.
4363 * rtl.h (bss_section): Likewise.
4365 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
4367 * dbxout.c (N_OPT): Define if not available from <stab.h>
4369 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4371 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
4372 libraries and native K&R compilers.
4374 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4376 * c-typeck.c (convert_arguments): Don't check for width changes
4379 * invoke.texi (-Wtraditional): Update documentation.
4381 2001-04-16 Zack Weinberg <zackw@stanford.edu>
4383 * toplev.c (output_lang_identify): Delete.
4384 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
4385 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
4386 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
4387 after calling ASM_FILE_END.
4389 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
4390 Instead, unconditionally emit an N_OPT stab with string equal
4391 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
4393 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
4395 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
4396 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
4397 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
4398 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
4399 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
4400 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
4401 config/i370/i370.h, config/i386/beos-elf.h,
4402 config/i386/osf1elf.h, config/i386/osfrose.h,
4403 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
4404 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
4405 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
4406 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
4407 config/mips/iris6.h, config/mips/osfrose.h,
4408 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
4409 config/sparc/sp64-elf.h:
4410 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
4411 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
4413 * config/elfos.h, config/freebsd.h, config/linux.h,
4414 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
4415 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
4416 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
4417 of ASM_FILE_START which merely emit a .version directive. Delete
4418 definitions of ASM_FILE_END which merely emit an .ident directive.
4420 * config/avr/avr.h, config/vax/vax.h: Delete definition of
4421 ASM_IDENTIFY_GCC and move part of its logic into
4424 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
4425 config/sparc/linux-aout.h: Don't emit .version directive in
4428 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
4429 (output_file_start): Correct comment.
4431 * config/i386/osfrose.h: Don't emit trailing .ident directive.
4432 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
4434 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
4435 * config/rs6000/aix.h: Correct comment.
4437 * config/i386/i386afe.h: Delete.
4438 * config.gcc: Remove references to i386afe.h.
4440 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
4441 other macros deleted by this patch were undocumented.
4443 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
4445 * pa.md (reload_outdi): Operand 0 must be a non hard register.
4447 * pa.c (secondary_reload_class): SAR<->FP copies require a
4450 * install.texi (mips-mips-bsd): Update list of functions
4451 required to include memmove.
4452 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
4453 used functions to include memmove.
4455 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
4457 * i386.md (sqrtdf2): SFmode should be DFmode.
4459 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
4461 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
4462 (find_moveable_store): Likewise.
4464 2001-04-15 Jim Wilson <wilson@redhat.com>
4466 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
4468 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4470 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
4471 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
4473 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4475 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
4478 2001-04-14 Alan Modra <amodra@one.net.au>
4480 * pa.c (force_mode): New function.
4481 (emit_move_sequence): Use it instead of generating new rtx_REGs.
4483 2001-04-13 Jim Wilson <wilson@redhat.com>
4485 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
4486 (first_instruction): New static variable.
4487 (rtx_needs_barrier): Return 1 for alloc.
4488 (init_insn_group_barriers): Set first_instruction.
4489 (rws_sum): Delete duplicate definition.
4490 (group_barrier_needed_p): Return 0 when first_instruction true.
4491 (safe_group_barrier_needed_p): Save and restore first_instruction
4492 around group_barrier_needed_p call.
4494 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
4496 * expr.h (enum libfunc_index): Add LTI_memmove.
4497 (memmove_libfunc): Define macro.
4498 * optabs.c (init_optabs): Initialize memmove_libfunc.
4499 * expr.c (expand_assignment): Use memmove_libfunc instead of
4502 2001-04-13 Alan Modra <alan@linuxcare.com.au>
4504 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
4507 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4509 * Makefile.in (reg-stack.o): Depend on reload.h.
4510 (insn-attrtab.o): Depend on flags.h.
4512 * genattrtab (main): Include flags.h in insn-attrtab.c.
4514 * reg-stack.c: Include reload.h.
4516 * sparc.h (flag_pic): Delete redundant declaration.
4518 * output.h (flag_pic): Likewise.
4520 * tree.h (pedantic): Likewise.
4522 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4524 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
4526 * jump.c, regmove.c, toplev.c: Include reload.h.
4528 * reload.h (reload_cse_regs): Declare.
4530 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
4531 reload_cse_regs, init_reload, mark_home_live, reload,
4532 init_caller_save): Delete redundant prototypes.
4534 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4536 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
4538 * regclass.c, ssa.c: Include expr.h.
4540 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
4541 gen_move_insn): Delete redundant declarations.
4543 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4545 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
4546 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
4547 MAKEINFO and MAKEINFOFLAGS too.
4548 (stage4_build): Correctly order -B flags.
4550 2001-04-13 Alan Modra <amodra@one.net.au>
4552 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
4553 PIC_OFFSET_TABLE_SAVE_RTX.
4554 (zdepi_cint_p): Describe zdepi insn.
4555 Formatting and white space fixes throughout file.
4557 * pa.c (uint32_operand): Don't use long constant >= 2^32.
4558 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
4559 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
4560 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
4561 (output_64bit_and): Use plain `int's for shift counts.
4562 (output_64bit_ior): Likewise.
4563 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
4564 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
4567 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
4568 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
4569 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
4570 NEW_HP_ASSEMBLER into one. Kill warnings.
4572 * pa-gas.h: Delete file.
4573 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
4574 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
4575 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
4576 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
4578 * config/pa/mill32.S: New file.
4579 * config/pa/mill64.S: New file.
4580 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
4581 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
4582 * config/pa/t-linux64: New file.
4583 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
4584 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
4585 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
4587 * elfos.h (SELECT_SECTION): Undef before defining.
4588 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
4589 (LIB_SPEC): Remove -lmilli.
4590 (DBX_REGISTER_NUMBER): Remove.
4591 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
4592 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
4593 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
4594 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
4595 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
4596 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
4597 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
4598 TARGET_GAS): Define.
4599 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
4600 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
4601 regs if we don't have a prototype.
4602 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
4603 * pa.h (TARGET_ELF32): Default to 0 if undefined.
4604 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
4605 EH_RETURN_HANDLER_RTX): Define.
4606 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
4607 (DWARF_FRAME_REGNUM): Define.
4608 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
4609 * pa32-linux.h: New file.
4610 * pa64-linux.h: New file.
4612 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4613 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
4614 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
4615 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
4616 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
4617 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
4618 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4619 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
4620 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
4621 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
4622 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
4623 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
4624 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
4625 * pa64-hpux.h: New file.
4626 (ASM_FILE_START): Correct typo.
4627 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
4628 * config.gcc: Modify for above.
4630 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
4632 * jump.c (jump_optimize_1): Don't delete dead stores here.
4633 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
4634 prior to running jump optimize before cse2.
4636 2001-04-12 Richard Henderson <rth@redhat.com>
4638 * Makefile.in (regmove.o): Depend on except.h.
4639 * regmove.c: Include it.
4641 2001-04-12 Stan Shebs <shebs@apple.com>
4643 * objc/objc-act.c: Remove all code ifdefed with the never-used
4644 macro OBJC_INT_SELECTORS.
4645 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
4646 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
4648 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
4650 * config/pa/quadlib.c: Add prototypes.
4652 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4654 * bitmap.h (debug_bitmap): Delete redundant prototype.
4656 * rtl.h (get_frame_size): Likewise.
4658 2001-04-12 Jim Wilson <wilson@redhat.com>
4660 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
4661 to just emit an fnorm.
4663 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4665 * c-common.h (truthvalue_conversion, type_for_mode,
4666 type_for_size): Delete redundant declarations.
4668 * c-lex.h (is_class_name): Likewise.
4670 * c-tree.h (pedantic, convert, getdecls, gettags,
4671 global_bindings_p, init_decl_processing, insert_block,
4672 maybe_build_cleanup, poplevel, print_lang_decl,
4673 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
4674 set_block, incomplete_type_error, build_function_call,
4675 lvalue_or_else, mark_addressable): Likewise.
4677 * expr.h (expand_tree_builtin): Likewise.
4679 2001-04-12 Mark Mitchell <mark@codesourcery.com>
4681 * invoke.texi: Document --param max-gcse-memory.
4683 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4685 * configure.in (errno): Check for declaration.
4686 * configure, config.in: Regenerated.
4688 * system.h (errno): Only declare if not already done.
4690 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4692 * recog.c (general_operand, immediate_operand,
4693 nonmemory_operand): Require CONST_INTs to be sign-extended
4694 values for their modes.
4696 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4698 * expmed.c (store_bit_field): Truncate CONST_INTs.
4699 (expand_mult_highpart, expand_divmod): Likewise.
4700 * expr.c (convert_modes, store_field): Likewise.
4701 * integrate.c (expand_inline_function): Use promote_mode() to
4702 determine whether to convert_modes() an argument as signed
4704 * optabs.c (expand_binop): Get CONST_INT operands
4705 sign-extended for their appropriate modes.
4706 * stmt.c (emit_case_nodes): Convert node values to the
4708 (expand_end_case): Convert minval and range to the appropriate
4710 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
4711 the iteration variable.
4712 * varasm.c (immed_double_const): Don't require words to be
4713 narrower than host wide ints to properly sign-extend
4716 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
4718 * sh.md (builtin_setjmp_receiver): New expander.
4720 2001-04-12 David Edelsohn <dje@watson.ibm.com>
4722 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
4723 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
4724 for generating CONST_INT and CONST_DOUBLE.
4726 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4728 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4729 already sign-extended.
4730 (rs6000_emit_prologue): Make register iterator signed.
4731 (rs6000_emit_epilogue): Likewise.
4732 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
4734 (movsf split, movdf split): Sign-extend CONST_INTs.
4735 (movdi splits): Likewise.
4737 2001-04-12 Kelley Cook <kelley.cook@home.com>
4739 * config-lang.in (lang_dirs): Add in zlib.
4741 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
4743 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
4744 operands that make it to RTL.
4746 2001-04-11 Stan Shebs <shebs@apple.com>
4748 Add Darwin (Mac OS X kernel) native support.
4749 * config.gcc (powerpc-*-darwin*): Add native bits.
4750 * config/darwin.c: New file, generic Darwin support functions.
4751 * config/darwin.h: New file, generic Darwin definitions.
4752 * config/darwin-protos.h: New file, generic Darwin prototypes.
4753 * rs6000/darwin.h: New file, Darwin for PowerPC.
4754 * rs6000/t-darwin: New file, Darwin makefile fragment.
4755 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
4756 (TARGET_MACHO): Ditto.
4757 (rs6000_abi): Add ABI_DARWIN.
4758 (RS6000_REG_SAVE): Add ABI_DARWIN case.
4759 (RS6000_SAVE_AREA): Ditto.
4760 (FP_ARG_MAX_REG): Ditto.
4761 (RETURN_ADDRESS_OFFSET): Ditto.
4762 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
4764 (rs6000_emit_move): Add ABI_DARWIN cases.
4765 (print_operand): Ditto.
4766 (first_reg_to_save): Ditto.
4767 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
4768 (debug_stack_info): Ditto.
4769 (rs6000_emit_prologue): Ditto.
4770 (rs6000_emit_epilogue): Ditto.
4771 (output_profiler_hook): Ditto.
4772 (output_function_profiler): Ditto.
4773 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
4774 (output_mi_thunk): Add TARGET_MACHO case.
4775 (add_compiler_stub): Ditto.
4776 (output_compiler_stub): Ditto.
4777 (no_previous_def): Ditto.
4778 (output_call): Ditto.
4779 (machopic_output_stub): Ditto.
4780 (rs6000_machopic_legitimize_pic_address): Ditto.
4781 (toc_section): Ditto.
4782 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
4783 (macho_high): Ditto.
4786 (load_macho_picbase): Ditto.
4787 (call): Add TARGET_MACHO case to modify function.
4788 (call_value): Ditto.
4789 (call_nonlocal_sysv): Add ABI_DARWIN case.
4790 (call_value_nonlocal_sysv): Ditto.
4791 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
4793 (machopic_output_stub): Ditto.
4794 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
4796 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4798 * dwarf2out.c (modified_type_die): Don't create new types here.
4799 * tree.h (get_qualified_type): New function.
4800 (build_qualified_type): Adjust comment.
4801 * tree.c (get_qualified_type): New function.
4802 (build_qualified_type): Use it.
4804 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4806 * cpp.texi (-Wtraditional): Update description.
4808 * invoke.texi (-Wtraditional): Likewise.
4810 2001-04-11 Jim Wilson <wilson@redhat.com>
4812 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
4813 requires more than 64 bits of alignment.
4815 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
4817 * cpplib.c (do_line): Sanity check iff enable checking.
4819 2001-04-11 Richard Henderson <rth@redhat.com>
4821 * Makefile.in (insn-recog.o): Depend on toplev.h.
4822 (insn-emit.o, doloop.o): Likewise.
4823 * genrecog.c, genemit.c: Include toplev.h in generated file.
4824 * doloop.c: Include toplev.h.
4826 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4828 * Makefile.in (gcse.o): Depend on params.h.
4829 * gcse.c: Include params.h.
4830 (gcse_main): Don't do GCSE if doing so will take inordinate
4832 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
4833 * params.h (MAX_GCSE_MEMORY): New macro.
4835 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4837 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
4839 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
4841 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4843 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
4845 * real.h (ereal_atof, real_value_truncate, target_isnan,
4846 target_isinf, target_negative, assemble_real, debug_real): Delete
4847 redundant prototypes.
4849 * Makefile.in (ifcvt.o): Depend on toplev.h.
4851 * c-semantics.c: Include expr.h.
4853 * ifcvt.c: Include toplev.h.
4855 * expr.h (rtx_equal_p): Delete prototype.
4857 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
4858 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
4859 eliminate_constant_term, expand_complex_abs, find_single_use,
4860 make_tree, init_expr_once, init_optabs, supports_one_only):
4863 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
4864 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
4865 expand_assignment, store_expr, emit_line_note_after,
4866 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
4868 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
4870 * sparc-protos.h: Delete redundant prototypes.
4872 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4874 * reload.c (push_reload): Add condition missed in SUBREG byte
4877 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4879 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
4881 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
4883 * i386.md (floatsisf_sse): Fix output template
4884 * i386.c (ix86_expand_fp_movcc)
4886 * reg-stack.c (emit_pop_insn): Handle complex modes.
4887 (move_for_stack_reg): Emit proper move mode.
4888 (subst_stack_regs_pat): Handle complex modes.
4890 2001-04-11 Jakub Jelinek <jakub@redhat.com>
4892 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
4894 2001-04-10 Richard Henderson <rth@redhat.com>
4896 * libgcc2.h (__terminate_func_ptr): Remove typedef.
4897 (__pure_virtual, __terminate, __terminate_set_func,
4898 __default_terminate, __throw_type_match, __empty,
4899 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
4900 __eh_rtime_match, __unwinding_cleanup, __rethrow,
4901 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
4902 Remove prototypes of deleted functions.
4904 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4906 * c-typeck.c (convert_arguments): -Wtraditional now activates
4907 -Wconversion warnings, except for changes in signed-ness.
4908 Detect complex<->int & int<->complex conversions as well.
4910 * invoke.texi (-Wtraditional): Document it.
4912 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4914 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
4915 * flow.c (set_block_for_new_insns): Remove needless cast and
4916 properly check for unset block number.
4918 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
4920 * function.c (purge_single_hard_subreg_set): Only check REGNO if
4921 the subreg was a hard register. Pseudos are left as subregs.
4923 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4925 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
4926 (LIB2ADD_ST): New macro, pass it to mklibgcc.
4927 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
4928 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
4929 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
4931 2001-04-09 Bo Thorsen <bo@suse.co.uk>
4933 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
4935 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4937 * output.h (set_block_num): Missed it earlier, remove deprecated
4940 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4942 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
4943 (load_killed_in_block_p): Change bb parameter from int to basic_block.
4944 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
4945 (handle_rd_kill_set): Change bb parameter from int to basic_block.
4946 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
4947 (expr_killed_p): Change bb parameter from int to basic_block, pass
4948 basic_blocks instead of ints as parameters.
4949 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
4950 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
4951 from int to basic_block, pass basic_blocks instead of ints as parms.
4952 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
4953 parameter from int to basic_block, pass basic_blocks instead of ints.
4954 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
4955 (insert_insn_end_bb): Change bb parameter from int to basic_block,
4956 pass basic_blocks instead of ints.
4957 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
4958 basic_blocks instead of ints as parameters.
4959 (pre_delete): Pass basic_blocks instead of ints as parameters.
4960 (hoist_expr_reaches_here_p): Change bb parameter from int to
4961 basic_block, pass basic_blocks instead of ints.
4962 (hoist_code): Pass basic_blocks instead of ints as parameters.
4963 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
4964 Change bb parameter from int to basic_block.
4965 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
4966 (insert_insn_start_bb): Change bb parameter from int to basic_block,
4967 pass basic_blocks instead of ints.
4968 (insert_store): Pass basic_blocks instead of ints as parameters.
4969 (replace_store_insn, delete_store): Change bb parameter from int to
4970 basic_block, pass basic_blocks instead of ints.
4971 (store_motion): Pass basic_blocks instead of ints as parameters.
4973 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4975 * basic-block.h (set_new_block_for_insns): New Prototype.
4976 (set_block_num): Delete prototype.
4977 * flow.c (set_block_num): Remove obsolete function.
4978 (set_block_for_new_insns): Set BB for single or multiple insns.
4979 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
4980 (process_insn_end_bb): Use set_block_for_new_insns or
4981 set_block_for_insn instead of set_block_num.
4982 (pre_insert_copy_insn): Use set_block_for_new_insns.
4983 (update_ld_motion_stores): Use set_block_for_new_insns.
4984 (insert_insn_start_bb): Use set_block_for_new_insns.
4985 (replace_store_insn): Use set_block_for_new_insns.
4987 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4988 Jeff Law <law@redhat.com>
4990 * alias.c (get_addr): Externalize.
4991 (canon_true_dependence): New function. Behaves like true_dependance
4992 except it already assumes a MEM has been canonicalized.
4993 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
4994 * gcse.c (struct ls_expr): Add load/store expressions structure.
4995 (modify_mem_list, canon_modify_mem_list): New variable.
4996 (gcse_main): Initialize & finalize alias analysis. Use enhanced
4997 load motion and store motion if requested.
4998 (alloc_gcse_mem): Allocate space for modify_mem_list array.
4999 (free_gcse_mem): Free the modify_mem_list array.
5000 (oprs_unchanged_p): Use load_killed_in_block_p.
5001 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5002 (mems_conflict_for_gcse_p): New function. Don't kill loads
5003 with stores to themselves if its in the load/store expression list.
5004 (load_killed_in_block_p): New function.
5005 (canon_list_insert): New Function.
5006 (record_last_mem_set_info): Keep a list of all instructions which
5007 can modify memory for each basic block.
5008 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5009 (oprs_not_set_p): Use load_killed_in_block_p.
5010 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5011 (expr_killed_p): Use load_killed_in_block_p.
5012 (compute_transp): Do not pessimize memory references.
5013 (pre_edge_insert): Update stores for a load motion expression.
5014 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5015 (ldst_entry): Find or create a ldst_expr structure.
5016 (free_ldst_entry): Free memory for an individual item.
5017 (free_ldst_mems): Free entire load/store expression list.
5018 (print_ldst_list): Print debug info.
5019 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
5020 (enumerate_ldsts): Assign integer values to each entry in list.
5021 (first_ls_expr): First expression in the list.
5022 (next_ls_expr): Next expression in the list.
5023 (simple_mem): Check if expression qualifies for ld/st expression list.
5024 (invalidate_any_buried_refs): Remove from expression list if its
5025 used in some other way we dont understand.
5026 (compute_ld_motion_mems): Find all potential enhanced load motion
5028 (trim_ld_motion_mems): Remove any expressions which are invalid.
5029 (update_ld_motion_stores): Copy store values to registers for loads
5030 which have been moved.
5031 (regvec, st_antloc, num_store): New global statics.
5032 (reg_set_info): Marks registers as set.
5033 (store_ops_ok): Verfies registers expressions are valid in a block.
5034 (find_moveable_store): Look for moveable stores in a pattern.
5035 (compute_store_table): Find stores in a function worth moving, maybe.
5036 (load_kills_store): Check dependance of a load and store.
5037 (find_loads): Find any loads in a pattern.
5038 (store_killed_in_insn): Check if a store is killed in an insn.
5039 (store_killed_after): Check is store killed after an insn in a block.
5040 (store_killed_before): Check is store killed before an insn in a block.
5041 (build_store_vectors): Generate the antic and avail vectors.
5042 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
5043 (insert_store): Add a store to an edge.
5044 (replace_store_insn): Replace a store with a SET insn.
5045 (delete_store): Delete a store insn.
5046 (free_store_memory): Free memory.
5047 (store_motion): Perform store motion.
5048 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
5049 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
5050 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
5051 (f_options): Add gcse-lm and gcse-sm.
5053 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
5055 * i386.c (expand_fp_movcc): Fix condition reversal code.
5057 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
5058 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
5059 (CLASS_MAX_NREGS): Use it.
5061 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
5062 handle properly complex values.
5063 (CLASS_MAX_NREGS): Likewise; update comment.
5065 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5067 * ia64.c (ia64_flag_schedule_insns2): New variable.
5068 (ia64_override_options): Initialize it. Clear
5069 flag_schedule_insns_after_reload.
5070 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
5072 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5074 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
5075 Do not require source to match destination anymore;
5076 Add abort to the nontrivial cases that should be handled by split.
5077 (fix_trunc?fdi): Add SSE case for x86_64.
5078 (floatdi?f): Likewise.
5079 (floatdi?f_sse): New.
5080 (fix_trunc?fdi_sse): New.
5082 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
5084 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
5085 (DEBUG_ARANGES_END_LABEL): Ditto.
5086 (dwarfout_init): Generate length and version fields at the start
5087 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
5088 after the length field.
5089 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
5090 the .debug_aranges info.
5092 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5094 * i386.c (call, call_value): Make sure that resulting call_insn
5095 does have proper second operand.
5097 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
5099 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
5100 function. Remove include of sys/cygwin.h.
5102 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
5104 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
5105 (CPP_SPEC): Always search */include/w32api for header files.
5106 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
5107 (LINK_SPEC): Add "cyg" to the library search prefixes.
5109 2001-04-08 Philip Blundell <philb@gnu.org>
5111 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
5113 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
5115 * cpperror.c (print_location): Don't special case <stdin>.
5116 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
5117 WARNING, but we don't check if we're in system headers.
5118 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
5119 * cpplib.c (do_warning): Warn in system headers.
5121 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
5123 * mbchar.c: Include config.h first.
5125 2001-04-07 Zack Weinberg <zackw@stanford.edu>
5127 * config.gcc: Set default for xmake_file at top, not bottom.
5128 Change places that set xmake_file to "none" to set to the
5129 empty string instead, or remove them entirely if there is no
5130 default xmake_file for this cpu_type. Remove references to
5133 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
5134 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
5135 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
5136 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
5137 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
5138 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
5139 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
5140 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
5141 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
5142 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
5145 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
5146 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
5147 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
5148 config/mips/x-sysv, config/rs6000/x-aix31:
5149 Just set CLIB to -lld or -lmld, as appropriate.
5151 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
5152 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
5153 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
5154 config/mips/x-iris, config/pa/x-pa:
5155 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
5156 OTHER_FIXINCLUDES_DIRS.
5158 * config/i386/x-djgpp: Don't set LN or LN_S.
5159 * config/m88k/x-dolph: Don't define __m88k__.
5160 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
5161 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
5162 * config/i860/fx2800.h: No need to #undef SVR4.
5164 38 x-host fragments remain, 2 x-cpu.
5166 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5168 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
5170 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5172 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
5174 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5176 * configure.in: Add check for lstat.
5177 * configure, config.in: Regenerate.
5178 * cppinit.c (append_include_chain): Make empty path ".".
5179 * cpplib.c (do_line): Don't simplify #line paths.
5180 * cppfiles.c (remove_component_p): New function.
5181 (find_or_create_entry): Acknowledge stat () errors during
5182 path simplification.
5183 (handle_missing_header): Don't simplify paths.
5184 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
5185 the empty path untouched. Don't leave a trailing '/'.
5187 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
5189 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5190 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5192 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5194 * cppfiles.c (open_file): Fail directories silently, but
5195 with an errno of NOENT set.
5196 (read_include_file): Move the common exit code to the sole
5197 caller. Return an int indicating success or failure. Let
5198 open_file handle directories.
5199 (stack_include_file): If read_include_file fails,
5200 push a "null" buffer.
5202 2001-04-05 DJ Delorie <dj@redhat.com>
5204 * function.h (virtuals_instantiated): Declare.
5205 * function.c: (virtuals_instantiated): Make global.
5206 * calls.c (emit_library_call_value_1): Use
5207 virtual_outgoing_args_rtx only if it hasn't been instantiated.
5208 Otherwise, use the stack pointer directly.
5210 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5212 * i386.c (x86_initialize_trampoline): New global function.
5213 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
5214 (INITIALIZE_TRAMPOLINE): Move offline.
5215 * i386-protos.h (x86_initialize_trampoline): Declare.
5217 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5219 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
5220 (lea_0): Rename to lea_1.
5221 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
5222 (lea_general_?): Allow SImodes on TARGET_64BIT
5223 (lea_general_?_zext): New patterns.
5224 (call_1, call_1_rex64): Fix.
5226 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5228 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
5230 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5232 * i386.c (function_arg): Return constm1_rtx for last argument.
5233 (ix86_expand_prologue): Update gen_call calls.
5234 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5235 * i386.md (call_pop): Likewise.
5236 (call): Second operand is VOIDmode.
5237 (call_0): Likewise; Support 64bits.
5238 (call_exp): New expander.
5239 (call_1): Get to the sync.
5240 (call_1_exp): New pattern.
5241 (call_value): Support 64bit.
5242 (call_value_exp): New pattern.
5243 (untyped_call): Update gen_call call.
5244 (call_value_pop): Disable for 64bit.
5245 (call_value_0_rex64): New pattern.
5246 (call_value_1_rex64): Likewise.
5248 2001-04-05 Bo Thorsen <bo@suse.de>
5250 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
5252 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
5254 * i386.md (*andsi_1+3): If used after reload, make sure the operand
5255 satisfies ANY_QI_REG_P.
5257 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5259 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
5262 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
5265 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5267 * config.gcc: Remove default for xm_file. Clean up local
5268 machine type handling. Remove settings of xm_file to
5269 something that doesn't exist. In the big switch, set xm_file,
5270 don't append to it (the value before the big switch is always
5271 null). Don't force build_xm_file or host_xm_file to have a value.
5272 * configure.in: Remove default for xm_file. Do not special
5273 case $cpu/xm-$cpu.h not existing.
5274 * configure: Regenerate.
5276 2001-04-04 Diego Novillo <dnovillo@redhat.com>
5278 * simplify-rtx.c (simplify_binary_operation): Check for overflow
5279 when folding integer division and modulo operations.
5281 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
5283 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
5284 instead of DWARF2_ADDR_SIZE for EH addresses.
5285 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
5288 2001-04-04 Richard Henderson <rth@redhat.com>
5290 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
5291 * config/ia64/t-glibc (LIB2ADDEH): Disable.
5292 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
5294 2001-04-04 Richard Henderson <rth@redhat.com>
5296 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
5297 * configure: Rebuilt.
5299 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5301 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
5302 push insns to delete to it instead of deleting them.
5303 (delete_null_pointer_checks): Delete insns from delete_list after
5304 all delete_null_pointer_checks_1 passes are done.
5306 2001-04-04 Richard Henderson <rth@redhat.com>
5308 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
5309 * configure: Rebuilt.
5311 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5313 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
5314 * config/romp/xm-romp.h: Delete.
5316 2001-04-04 Bernd Schmidt <bernds@redhat.com>
5318 * sched-deps.c (sched_analyze_insn): Partially revert March 27
5321 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5323 * emit-rtl.c (mark_label_nuses) Increment the label uses for
5324 all labels present in rtx.
5325 (try_split) Call new function for all split insns.
5327 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5329 * recog.c (validate_replace_rtx_1): Instead of aborting just make
5330 sure the change won't be validated.
5332 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
5334 * rtl.h (set_noop_p): Declare.
5335 * flow.c (set_noop_p): Move from here ...
5336 * rtlanal.c (set_noop_p): ... to here and enhance.
5337 * cse.c (delete_trivially_dead_insns): Use it.
5338 * gcse.c (hash_scan_set): Likewise.
5339 * jump.c (delete_noop_moves): Likewise.
5340 * recog.c (split_all_insns): Likewise.
5342 2001-04-04 Alan Modra <alan@linuxcare.com.au>
5344 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
5345 stack pointer via a LO_SUM. Ditto for setting a temp register
5346 used to save to the stack. Set cfa_temp when setting fp, and
5347 allow matches to cfa_temp in addition to cfa_store when saving
5348 regs. Handle POST_INC and LO_SUM register stores. Document the
5349 changes and errors in rule 12 doco.
5351 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
5352 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
5353 (load_reg): Move closer to epilogue code.
5354 (DO_FRAME_NOTES): Define to control the following..
5355 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
5356 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
5358 (hppa_expand_epilogue): Likewise.
5360 2001-04-03 Richard Henderson <rth@redhat.com>
5362 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
5363 * configure: Rebuild.
5365 2001-04-03 Richard Henderson <rth@redhat.com>
5367 * rtl.h (LCT_THROW): New.
5368 * calls.c (emit_library_call_value_1): Handle it.
5369 * except.c (connect_post_landing_pads): Use it.
5371 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5373 * gansidecl.h: Delete file.
5374 * configure.in: Change all refs to gansidecl.h to use
5375 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
5377 * configure: Regenerate.
5379 * Makefile.in (intl.o): Don't depend on gansidecl.h.
5380 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
5381 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
5382 Don't include gansidecl.h.
5383 * intl.c, main.c, version.c, fixinc/fixlib.h,
5384 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
5387 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5389 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
5392 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5394 * config/i386/xm-beos.h, config/i386/xm-isc.h,
5395 config/i386/xm-next.h, config/i386/xm-sco.h,
5396 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
5397 config/m88k/xm-m88k.h: Delete.
5399 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
5400 * config/romp/xm-romp.h: Don't define bcopy.
5401 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
5402 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
5404 * config.gcc: Remove references to deleted files.
5406 14 xm-host.h remain, 1 xm-cpu.h.
5408 2001-04-03 Jakub Jelinek <jakub@redhat.com>
5409 David S. Miller <davem@pierdol.cobaltmicro.com>
5410 Andrew MacLeod <amacleod@redhat.com>
5412 Use byte offsets in SUBREGs instead of words.
5414 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
5415 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
5416 to pass new argument.
5417 (add_stored_regs): Use subreg_regno_offset function.
5418 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
5420 (precompute_arguments): Use gen_lowpart_SUBREG.
5421 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
5422 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
5423 (simplify_set): Rework to use SUBREG_BYTE.
5424 (expand_field_assignment): Use SUBREG_BYTE.
5425 (make_extraction): Use SUBREG_BYTE.
5426 (if_then_else_cond): Use SUBREG_BYTE.
5427 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
5428 (gen_lowpart_for_combine): Compute full byte offset.
5429 * cse.c (mention_regs): Use SUBREG_BYTE.
5430 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
5431 (canon_hash): Use SUBREG_BYTE.
5432 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
5433 (gen_lowpart_if_possible): Formatting.
5434 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
5436 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5437 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5438 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5439 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5440 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5441 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5442 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
5443 certain invariants about SUBREGs the compiler creates.
5444 (gen_lowpart_SUBREG): New function.
5445 (subreg_hard_regno): New function to get the final register number.
5446 (gen_lowpart_common): Use SUBREG_BYTE.
5447 (gen_imagpart): Spacing nits.
5448 (subreg_realpart_p): Use SUBREG_BYTE.
5449 (gen_highpart): Use SUBREG_BYTE.
5450 (subreg_lowpart_p): Always compute endian corrected goal offset,
5451 even at the byte level, then compare against that.
5452 (constant_subword): New function, pulled out all constant cases
5453 from operand_subword and changed second argument name to offset.
5454 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
5455 and call constant_subword to do the work. Return const0_rtx if
5456 looking for a word outside of OP.
5457 (operand_subword_force): Change second arg name to offset.
5458 * expmed.c (store_bit_field): Use SUBREG_BYTE.
5459 (store_split_bit_field): Use SUBREG_BYTE.
5460 (extract_bit_field): Use SUBREG_BYTE.
5461 (extract_split_bit_field): Use SUBREG_BYTE.
5462 (expand_shift): Use SUBREG_BYTE.
5463 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
5464 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
5465 * flow.c (set_noop_p): Use SUBREG_BYTE.
5466 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
5467 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
5468 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
5470 (optimize_bit_field): Use SUBREG_BYTE.
5471 (purge_addressof_1): Use SUBREG_BYTE.
5472 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
5473 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
5474 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
5475 * gengenrtl.c (special_rtx): Add SUBREG.
5476 * global.c (mark_reg_store): Use SUBREG_BYTE.
5477 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
5478 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
5479 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
5480 final byte offset is congruent to subreg's mode size.
5481 (subst_constants): Use SUBREG_BYTE.
5482 (mark_stores): Use subreg_regno_offset function.
5483 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
5484 function and SUBREG_BYTE.
5485 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
5486 (reg_is_born): Use subreg_hard_regno.
5487 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
5488 endian correction code. Don't combine subregs unless resulting
5489 offset aligns with type. Fix subreg constant extraction for DImode.
5490 Simplify SUBREG of VOIDmode CONST_DOUBLE.
5491 (general_operand): Remove dead mode_altering_drug code.
5492 (indirect_operand): Use SUBREG_BYTE.
5493 (constrain_operands): Use subreg_regno_offset function.
5494 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
5495 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
5496 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
5497 * regs.h (REG_SIZE): Allow target to override.
5498 (REGMODE_NATURAL_SIZE): New macro which target can override.
5499 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
5500 on the entire subreg rtx.
5501 (push_reload): Use SUBREG_BYTE in comments and code.
5502 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
5503 for hard registers inside subregs.
5504 (operands_match_p): Use subreg_regno_offset.
5505 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
5506 containing hard regs.
5507 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
5508 corrections when fixing up MEM subregs.
5509 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
5510 subreg_regno_offset where appropriate.
5511 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
5512 byte endian corrections when fixing up MEM subregs.
5513 (subst_reloads): When combining two subregs, make sure final
5514 offset is congruent to subreg's mode size.
5515 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
5516 (refers_to_regno_for_reload_p): Use subreg_regno.
5517 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
5518 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
5519 correction code for memory subreg fixups.
5520 (forget_old_reload_1): Use subreg_regno_offset.
5521 (choose_reload_regs): Use subreg_regno.
5522 (emit_input_reload_insns): Use SUBREG_BYTE.
5523 (reload_combine_note_store): Use subreg_regno_offset.
5524 (move2add_note_store): Use subreg_regno_offset.
5525 * resource.c (update_live_status, mark_referenced_resources): Use
5526 subreg_regno function.
5527 (mark_set_resources): Use subreg_regno function.
5528 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
5529 (subreg_regno_offset, subreg_regno): Define prototypes.
5530 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
5531 (gen_lowpart_SUBREG): Add prototype.
5532 * rtl.texi (subreg): Update to reflect new byte offset representation.
5533 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
5534 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
5535 (reg_overlap_mentioned_p): Use subreg_regno.
5536 (replace_regs); Make sure final offset of combined subreg is
5537 congruent to size of subreg's mode.
5538 (subreg_regno_offset): New function.
5539 (subreg_regno): New function.
5540 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
5541 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
5542 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
5543 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
5544 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
5545 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
5546 (a29k_get_reloaded_address): Use SUBREG_BYTE.
5547 (print_operand): Use SUBREG_BYTE.
5548 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
5549 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
5550 (arm_reload_out_hi): Use SUBREG_BYTE.
5551 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
5552 instead of SUBREG_WORD.
5553 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
5554 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
5555 SUBREG creation to use byte offset.
5556 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
5557 inverted load insns): Fix explicit rtl subregs to use byte
5559 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
5560 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
5561 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
5562 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
5563 to use byte offsets.
5564 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
5565 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
5566 offsets, also make sure it is congruent to SUBREG's mode size.
5567 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
5568 unnamed ldob insn): Generate SUBREGs with byte offset.
5569 (zero_extendqihi2): SUBREG's are byte offsets.
5570 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
5571 (m68hc11_gen_highpart): Use SUBREG_BYTE.
5572 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
5573 zero-extendqisi2): Generate SUBREGs with byte offset.
5574 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
5575 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
5576 subregs in rtl to use byte offsets.
5577 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
5578 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
5579 (mips_move_2words): Use subreg_regno_offset.
5580 (mips_secondary_reload_class): Use subreg_regno_offset.
5581 * config/mips/mips.md (DImode plus, minus, move, and logical op
5582 splits): Fixup explicit subregs in rtl to use byte offsets.
5583 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
5584 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
5585 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
5586 rtl to use byte offsets.
5587 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
5588 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
5589 subregs to use byte offsets.
5590 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
5591 Fixup explicit subregs in rtl to use byte offsets.
5592 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
5593 and remove byte endian correction code.
5594 * config/sh/sh.c (output_movedouble): Use subreg_regno.
5595 (gen_ashift_hi): Use SUBREG_BYTE.
5596 (regs_used): Use subreg_regno_offset.
5597 (machine_dependent_reorg): Use subreg_regno_offset.
5598 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
5599 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
5600 (movdf_i4): Subregs are byte offsets now.
5601 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
5602 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
5603 (REGMODE_NATURAL_SIZE): Override.
5604 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
5605 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
5607 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
5608 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
5609 extendqidi2): Generate SUBREGs with byte offsets, also make sure
5610 it is congruent to SUBREG's mode size.
5611 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
5613 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
5614 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
5615 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
5616 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
5617 * config/v850/v850.c (print_operand, output_move_double): Use
5618 subreg_regno function.
5620 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
5622 * configure.in (target_subdir): Use target_alias, not target.
5623 * configure: Rebuilt.
5625 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
5627 * config/sh/crti.asm: Fix typos in comments.
5629 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5631 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
5632 TARGET_FAST_INDIRECT_CALLS.
5633 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
5635 (return_addr_rtx): Short circuit export stub matching when
5636 TARGET_NO_SPACE_REGS.
5637 (output_millicode_call): For out of range calls, make -fPIC
5638 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
5639 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
5640 * pa.md: Modify length attr calculation of all millicode insns to
5643 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
5645 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
5646 Require at least 2.11 in the version test. Specifically check
5647 for and reject GAS version 2.10.90.
5648 * configure: regenerate.
5650 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5652 * pa.c (override_options): Remove PIC profiling warning.
5653 (hp_profile_labelno): Delete.
5654 (hp_profile_label_rtx): Delete.
5655 (hp_profile_label_name): Delete.
5656 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
5657 (output_function_prologue): Remove profiling code and all tests on
5658 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
5659 merge_sp_adjust_with_store can work for PIC and profiling.
5660 (hppa_expand_epilogue): Remove profile_flag test.
5661 (hppa_can_use_return_insn_p): Likewise.
5662 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
5663 cater for PROFILE_HOOK.
5664 (hppa_profile_hook): New function.
5665 * pa.h (FUNCTION_PROFILER): Now does nothing.
5666 (PROFILE_HOOK): Define.
5667 (hppa_profile_hook): Declare.
5668 (PROFILE_BEFORE_PROLOGUE): Delete.
5669 (ASM_OUTPUT_REG_PUSH): Delete.
5670 (ASM_OUTPUT_REG_POP): Delete.
5671 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
5672 r24. Accept function name operand, and use this and a locally
5673 generated label to calculate pc-rel offset to func start.
5675 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5677 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
5678 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
5681 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5683 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
5684 LO_SUM cases to where they belong.
5686 2001-04-02 Richard Henderson <rth@redhat.com>
5688 * except.h (lang_eh_type_covers): Mark extern.
5689 (lang_eh_runtime_type): Likewise.
5691 2001-04-02 Zack Weinberg <zackw@stanford.edu>
5693 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
5694 gengenrtl.c: Wrap generated header in multiple-include guard.
5695 Improve error checking.
5697 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5699 * configure.in: Don't check for putenv.
5700 * configure: Regenerate.
5701 * gcc.c (putenv): Don't define.
5702 * vax/xm-vms.h: Handle putenv.
5704 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5706 * ifcvt.c (noce_emit_move_insn): New.
5707 (noce_try_store_flag, noce_try_store_flag_constants,
5708 noce_try_store_flag_inc, noce_try_store_flag_mask,
5709 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
5710 noce_try_abs): Use it.
5711 (noce_process_if_block): Likewise.
5712 For STRICT_LOW_PART, take mode from its SUBREG.
5714 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5716 * fold-const.c (fold): Before optimizing unsigned comparison with
5717 0x7fffffffU, make sure arg0 is integral type.
5719 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
5721 * c-tree.texi: Document representation of wide strings.
5723 2001-04-01 Richard Henderson <rth@redhat.com>
5725 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
5727 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
5729 * i386.md: remove obsoleted comments.
5730 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
5731 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
5732 fix output template.
5734 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
5736 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
5738 2001-03-30 Bernd Schmidt <bernds@redhat.com>
5740 * loop.c (load_mems): When generating a load from a pseudo, update
5743 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5745 * i386.c (ix86_split_long_move): Use change address to compensate
5746 stack pointer change in push instruction.
5748 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5750 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
5751 instead of rtx_equal_p; fix the output template.
5753 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
5755 * i386.c (ix86_expand_setcc): Support 64bit.
5756 (ix86_expand_int_movcc): Likewise.
5757 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
5760 * i386.md (allocate_stack_worker): Turn to expander.
5761 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
5763 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
5765 2001-03-29 Richard Henderson <rth@redhat.com>
5767 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
5769 2001-03-28 Matthew Hiller <hiller@redhat.com>
5771 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
5774 * MAINTAINERS: Added self.
5776 2001-03-28 Richard Henderson <rth@redhat.com>
5778 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
5779 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
5781 2001-03-28 Jim Wilson <wilson@redhat.com>
5783 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
5786 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5788 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
5790 * tradcif.y (yyerror): Likewise. Add format specifier in call to
5793 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
5795 2001-03-28 DJ Delorie <dj@redhat.com>
5797 * Makefile.in (stage1_build): Revert CFLAGS patch.
5799 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
5801 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
5802 when multiplier or multiplicand is zero.
5804 2001-03-28 Bernd Schmidt <bernds@redhat.com>
5806 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
5808 * config/ia64/ia64.c (update_set_flags): New function, broken out of
5810 (set_src_needs_barrier): Likewise.
5811 (rtx_needs_barrier): For SET case, use these two functions. Rework
5812 PARALLEL case to handle all inputs before all outputs.
5813 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
5814 saw a label and no stop bit since then.
5815 (maybe_rotate, process_epilogue): Add prototypes.
5817 2001-03-28 Richard Henderson <rth@redhat.com>
5819 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
5820 not TARGET_TOC for special toc restore handling.
5821 * config/rs6000/rs6000.md (eh_return): Likewise.
5823 2001-03-28 Richard Henderson <rth@redhat.com>
5825 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
5826 current_function_calls_eh_return.
5827 (output_function_epilogue): Handle eh_return.
5828 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
5829 (EH_RETURN_DATA_REGNO): New.
5830 (EH_RETURN_STACKADJ_RTX): New.
5831 (EH_RETURN_HANDLER_RTX): New.
5832 * config/sparc/sparc.md (call/short branch peepholes): Check
5833 can_throw_internal instead of in_same_eh_region.
5835 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
5836 for eh_return data registers.
5837 (rs6000_emit_prologue): Save eh_return data registers.
5838 (rs6000_emit_epilogue): Force inline restores if eh_return.
5839 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
5840 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
5841 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
5842 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
5843 the target uses one.
5844 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
5845 (return_eh_si, return_eh_di): Remove.
5846 (eh_return): New, from corpse of eh_epilogue.
5847 (eh_set_lr_si, eh_set_lr_di): New.
5849 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
5850 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
5851 True for pic register if current_function_calls_eh_return.
5852 (ix86_expand_epilogue): Change "emit_return" argument into "style".
5853 Handle eh_return requirements.
5854 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
5855 (EH_RETURN_STACKADJ_RTX): New.
5856 * config/i386/i386.md (exception_receiver): Remove.
5857 (eh_return, eh_return_1): New.
5858 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5860 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
5861 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
5862 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
5863 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
5864 (EH_RETURN_DATA_REGNO): New.
5865 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
5866 * config/alpha/alpha.md (eh_epilogue): Remove.
5867 (exception_receiver): Use $26 for ldgp input.
5868 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5870 2001-03-28 Richard Henderson <rth@redhat.com>
5872 * except.c: Rewrite entirely for IA-64 ABI exception handling.
5873 * except.h: Likewise.
5875 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
5876 (LIB2ADDEHDEP): New.
5877 (LIB2FUNCS_EH): Remove.
5878 (LIB2ADD): Remove LIB2ADDEH.
5879 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
5880 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
5881 (crt{begin,end}[S].o): Likewise.
5882 (except.o): Update includes.
5883 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
5884 (libgcc2_c_dep): Use LIB2ADDEHDEP.
5886 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
5887 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
5888 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
5889 * builtins.c (expand_builtin): Implement it.
5890 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
5891 * c-common.c (c_common_nodes_and_builtins): Declare it.
5892 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
5893 * calls.c (libfunc_nothrow): Remove.
5894 (emit_library_call_value_1): Don't call it.
5895 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
5896 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
5897 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
5898 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
5899 (current_funcdef_number): Globalize.
5900 (output_call_frame_info): Emit frame data if an lsda is needed.
5901 Generate augmentation for personality routine. Don't play with
5903 (dwarf2out_begin_prologue): Record funcdef_number.
5904 * dwarf2out.h (current_funcdef_number): Declare.
5905 * expr.c (expand_expr): Update for except.h name changes.
5906 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
5907 * expr.h (LTI_throw, LTI_rethrow): Remove.
5908 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
5909 (LTI_eh_rtime_match): Remove.
5910 (LTI_unwind_resume, LTI_eh_personality): Add.
5911 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
5912 * final.c (final): Don't call check_exception_handler_labels,
5913 init_insn_eh_region, or free_insn_eh_region.
5914 (final_scan_insn): Always emit debug labels for
5915 NOTE_INSN_EH_REGION notes.
5916 * flags.h (flag_new_exceptions): Remove.
5917 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
5918 (record_active_eh_regions): Remove.
5919 (count_basic_blocks): Check all instructions for REG_EH_REGION.
5920 Use can_throw_internal.
5921 (find_basic_blocks_1): Likewise.
5922 (move_stray_eh_region_notes): Remove.
5923 (find_label_refs): No eh_return_stub_label.
5924 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
5925 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
5927 (delete_unreachable_blocks): Don't track deleted handlers.
5928 (flow_delete_block): Use maybe_remove_eh_handler.
5929 (delete_eh_regions): Remove.
5930 (merge_blocks): Don't check for eh region match.
5931 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
5932 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
5933 (init_propagate_block_info): Disable dead frame store optimization
5934 when current_function_calls_eh_return.
5935 (dump_bb): Don't print eh_beg, eh_end.
5936 * function.c (fixup_var_refs): No catch_clauses.
5937 (expand_function_end): Likewise. Call expand_eh_return before
5938 the return register use. Call sjlj_emit_function_exit_after.
5939 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
5940 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
5941 * ifcvt.c (dead_or_predicable): Remove eh region check.
5942 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
5943 Don't check for EH vs parameters.
5944 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
5945 (expand_inline_function): Call duplicate_eh_regions.
5946 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
5947 (copy_insn_notes): Remap REG_EH_REGION notes.
5948 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
5949 * integrate.h (struct inline_remap): Add local_return_label.
5950 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
5951 check_exception_handler_labels, nor exception_optimize.
5952 (find_cross_jump): No EH region check.
5953 * optabs.c (init_optabs): Update for changed eh libfuncs.
5954 * rtl.def (RESX): New.
5955 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
5956 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
5957 checks. Update for except.h name changes.
5958 (expand_cleanups): Likewise.
5959 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
5960 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
5961 (compile_file): Call init_eh before init_optabs. Don't
5962 output_exception_table here.
5963 (rest_of_compilation): Call convert_from_eh_region_ranges,
5964 convert_to_eh_region_ranges, output_function_exception_table.
5965 Don't emit_eh_context.
5966 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
5967 (EXC_PTR_EXPR): New.
5969 * md.texi (eh_epilogue): Remove.
5970 (eh_return): Document.
5971 * tm.texi (EH_RETURN_DATA_REGNO): Document.
5972 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
5974 * eh-common.h: Remove file.
5975 * frame-dwarf2.c, frame.c, frame.h: Remove files.
5976 * libgcc2.c (L_eh): Remove.
5978 * unwind-dw2-fde.c: New file, largely copied from frame.c.
5979 * unwind-dw2-fde.h: New file.
5980 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
5981 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
5982 * libgcc-std.ver: Update for eh symbols.
5984 2001-03-27 Richard Henderson <rth@redhat.com>
5986 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
5987 reduce false positives.
5988 (regmove_optimize): Disable if flag_non_call_exceptions.
5990 * stmt.c (expand_return): Remove always true predicate.
5991 (expand_decl_cleanup_no_eh): Remove dead code.
5993 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
5994 barrier code. Add a scheduling barrier if a non-call insn
5995 can throw internally.
5997 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
5998 Auto-inc addresses trap only if their base register does.
6000 * except.c (can_throw_internal): Rename from can_throw.
6001 * except.h, resource.c: Update references.
6003 * integrate.c (copy_insn_list): Use returnjump_p.
6004 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6006 * function.h (struct function): Move all boolean valued fields
6007 to single bit fields at the end of the struct.
6009 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6011 Rename asynchronous_exceptions to flag_non_call_exceptions.
6013 * gthr-single.h (UNUSED): New. Distinguish between how C
6014 and C++ mark unused function arguments. Use throughout.
6016 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6017 value to target configuration header.
6018 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6019 * config.in, configure: Rebuild.
6020 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
6021 configuration and target defines.
6022 (exceptions_via_longjmp): Remove.
6023 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
6024 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
6026 * except.h (flag_non_call_exceptions): Move ...
6027 * flags.h: ... here.
6029 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
6030 exceptions, put the note on the trapping instruction.
6032 * flags.h (flag_new_exceptions): Remove.
6033 * toplev.c: Don't set it.
6034 * final.c: Don't check it.
6035 * except.c: Provide stub definition.
6037 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
6038 (calculate_global_regs_live): Kill call-clobbered registers
6039 across exception edges.
6040 * reg-stack.c (convert_regs_1): Kill the entire target stack
6041 across non-call exception edges.
6043 * flow.c (cleanup_cfg): Take no argument.
6044 * output.h, sibcall.c, toplev.c: Update all calls.
6046 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6048 * configure.in: Don't check for bcopy.
6049 * configure, config.in: Regenerate.
6051 * system.h: Don't define or prototype bcopy, instead poison it.
6053 2001-03-27 Richard Henderson <rth@redhat.com>
6055 * function.c (expand_function_start): Set DECL_REGISTER on
6056 a pseudo used for DECL_RESULT.
6058 * rtl.h (LCT_NORETURN): New.
6059 * calls.c (emit_library_call_value_1): Handle it.
6061 2001-03-27 Stan Shebs <shebs@apple.com>
6063 * objc/objc-act.c (objc_init): Use dump_base_name.
6064 (gen_declaration): Clear the buffer arg.
6065 (gen_declaration_1): New function, body of gen_declaration.
6066 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
6067 (gen_method_decl): Ditto, plus always clear buffer arg.
6068 (error_with_ivar): Simplify.
6069 (warn_with_method): Ditto.
6070 (build_message_expr): Don't clear buffers.
6071 (dump_interface): Ditto.
6072 (objc_debug): Ditto.
6073 (build_keyword_selector): Clear the buffer by only zeroing
6075 (objc_implementation_context): Declare.
6076 (start_class): Warn about missing @end.
6077 (finish_objc): Ditto.
6079 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6081 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
6083 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6085 * Makefile.in (SYSTEM_H): Define.
6086 Depend on $(SYSTEM_H), not system.h.
6088 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
6090 2001-03-27 Jim Wilson <wilson@redhat.com>
6092 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
6094 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
6095 (process_epilogue): New static function.
6096 (process_set): Call process_epilogue instead of emitting .restore
6098 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
6100 * flow.c (struct reg_cond_life_info): New fields orig_condition
6102 (init_propagate_block_info): Set new fields.
6103 (mark_regno_cond_dead): Set and use new fields.
6104 (flush_reg_cond_reg_1): Likewise.
6105 (and_reg_cond, case AND): Check for redundant AND conditions.
6106 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
6109 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6111 * cppmacro.c (stringify_arg): Null terminate strings.
6113 2001-03-27 Zack Weinberg <zackw@stanford.edu>
6115 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
6116 inclusion style. xm-m68hc11.h no longer exists.
6117 * config/m68hc11/xm-m68hc11.h: Delete file.
6118 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
6120 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
6121 Don't define GCC_VERSION, N_, or PARAMS; don't include
6122 gansidecl.h or stdio.h. Define inhibit_libc here.
6123 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6124 Delete code conditioned on #if GCC_VERSION == 2095.
6126 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6127 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6128 Delete code conditioned on #if GCC_VERSION == 2095.
6130 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6132 * system.h: Include symcat.h.
6133 (STRINGIFY): Don't define.
6135 * configure.in: Adjust comment.
6137 * builtins.c: Use STRINGX, not STRINGIFY.
6138 * gencheck.c: Likewise.
6139 * gengenrtl.c: Likewise.
6140 * protoize.c: Likewise.
6142 * cpplex.c: Don't include symcat.h.
6143 * cpplib.c: Likewise.
6145 * gansidecl.h (HAVE_STRINGIZE): Don't define.
6147 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6149 * c-typeck.c (digest_init): Fold init expression.
6151 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6153 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
6155 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6157 * except.c (eh_regs): Save results of build_pointer_type to a temp
6158 as FUNCTION_VALUE macro may evaluate its args multiple times.
6160 2001-03-26 Mark Mitchell <mark@codesourcery.com>
6162 * c-common.h (DECL_NUM_STMTS): New macro.
6163 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
6165 (pushdecl): Likewise.
6166 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
6167 * integrate.c (expand_inline_function): Don't check
6169 * print-tree.c (print_node): Don't print it.
6170 * toplev.c (rest_of_compilation): Don't try to inline when
6171 flag_no_inline is on.
6172 * tree.h (DECL_FRAME_SIZE): Remove.
6173 (tree_decl): Adjust accordingly.
6175 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6177 * combine.c (try_combine): Use memcpy, not bcopy.
6179 * genattrtab.c (expand_units): Likewise.
6181 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6183 * i386.md (push mem DI peep2): New.
6184 (mov 0, mov -1 peep2): Handle 64bit.
6185 (lea to arithmetics peep2): Handle 64bit leas.
6186 (rsp arithmetics to push/pop peep2s): New.
6188 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
6190 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6192 * i386.c (struct machine_function): Add save_varrargs_registers.
6193 (ix86_save_varrargs_registers): New macro.
6194 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
6195 (ix86_expand_prologue): Likewise.
6196 (ix86_emit_epilogue_esp_adjustement): Likewise.
6197 (ix86_expand_epilogue): Likewise.
6198 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
6199 (pro_epilogue_adjust_stack_1): New insn.
6200 (pro_epilogue_adjust_stack_rex64): Likewise.
6201 * i386.h (MASK_NO_RED_ZONE): New constant.
6202 (TARGET_RED_ZONE): New macro.
6203 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
6204 (RED_ZONE_SIZE): New constant.
6205 (RED_ZONE_RESERVE): New constant.
6207 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6209 * toplev.c (set_float_handler): Use memcpy, not bcopy.
6211 2001-03-25 Kazu Hirata <kazu@hxi.com>
6213 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
6216 (umodhi3): Likewise.
6219 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6221 * mkconfig.sh (DEFINES): Handle entries with '='.
6223 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
6224 Set xm_defines to MACRO=value instead.
6226 * i370/xm-mvs.h: Delete.
6228 * ns32k/xm-pc532-min.h: Likewise.
6230 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6232 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
6234 use ix86_expand_binary_operator
6235 (?sh??i_?): Disable for 64bit.
6236 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
6237 * i386.c (shiftdi_operand): New predicate.
6239 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
6240 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
6241 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
6242 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
6243 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
6244 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
6245 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
6246 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
6247 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
6248 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
6249 (rotldi3, rotrdi3): New expanders.
6251 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6253 * i386.md (movstrsi): Move offline.
6255 (strmovdi_rex64): New.
6256 (strmov?i): Accept 64bit.
6257 (strmov?i_rex64): New.
6258 (strmov?i_rex_1): New.
6259 (strmov?i_1): Disable for 64bit.
6260 (rep_mov?i_rex64): New.
6261 (rep_mov?i): Disable for 64bit.
6262 (clrstrsi): Move offline.
6263 (strset?i_rex64): New.
6264 (strset?i: Accept 64bit.
6265 (rep_stos?i): Disable for 64bit.
6266 (rep_stos?i_rex64): New.
6267 (strset?i_rex_1): New.
6268 (strset?i_1): Disable for 64bit.
6269 (cmpstrsi): Accept 64bit.
6270 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
6271 (cmpstrqi_nz_rex_1): New.
6272 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
6273 (strlensi): Move offline.
6275 (strlenqi_1): Disable for 64bit; fix constraints.
6276 (strlenqi_rex_1): New.
6277 * i386.c (ix86_adjust_counter): New static function.
6278 (ix86_zero_extend_to_Pmode): Likewise.
6279 (ix86_expand_aligntest): Likweise.
6280 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
6281 (ix86_expand_movstr): New global function.
6282 (ix86_expand_clrstr): New global function.
6283 (ix86_expand_strlen): New global function.
6284 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
6285 ix86_expand_strlen): Declare.
6286 (ix86_expand_strlensi_unroll_1): Delete.
6288 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
6290 * i386.md (cmpdi): Fix operand predicates.
6291 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
6292 cmpdi_1_insn_rex64): New patterns.
6293 (adddi3): Turn to expander.
6294 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
6295 (addsi3_carry_zext): New pattern.
6296 (adddi_?_rex64): New patterns and splitters.
6297 (addsi_?_zext): New patterns.
6298 (subsi3_carry_zext): New pattern.
6299 (subdi_?_rex64): New patterns and splitters.
6300 (iorsi_?_zext): New patterns.
6301 (iordi_?_rex64): New patterns and splitters.
6302 (iorsi_?_zext): New patterns.
6303 (iorsi_?_zext_imm): New patterns.
6304 (xorsi_?_zext): New patterns.
6305 (xordi_?_rex64): New patterns and splitters.
6306 (xorsi_?_zext): New patterns.
6307 (negdi*): New patterns.
6308 (one_cmpldi*): Likewise.
6309 (one_cmplsi*_zext, negsi*_zext): Likewise.
6310 (testqi_ext_3_rex64): New pattern.
6312 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
6314 * i386-protos.h (ix86_split_long_move): Return void.
6315 * i386.c (ix86_split_to_parts): Handle 64bit target.
6316 (ix86_split_long_move): Likewise.
6317 * i386.md (all calls to ix86_split_long_move): Update.
6319 2001-03-23 Richard Henderson <rth@redhat.com>
6321 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
6322 to avoid shadowing arguments.
6324 2001-03-23 Jakub Jelinek <jakub@redhat.com>
6326 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
6327 to variable names where DECL_NAME is different from
6328 DECL_ASSEMBLER_NAME.
6330 2001-03-23 Jim Wilson <wilson@redhat.com>
6332 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
6333 (assemble_alias): Call make_decl_rtl.
6335 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
6337 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
6339 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
6341 * extend.texi: Document the "java_interface" attribute.
6343 2001-03-22 Zack Weinberg <zackw@stanford.edu>
6345 * mkconfig.sh: Use a subshell with redirected stdout,
6346 instead of closing stdout and confusing commands that run
6347 afterward. Throw away output of cmp.
6349 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
6351 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
6353 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
6355 * i386.md (zero_extendsidi2_32): Break out from ...
6356 (zero_extendsidi2): ... here ; turn to expander.
6357 (zero_extendsidi2_rex64): New.
6358 (extendsidi2_32): Break out from ...
6359 (extendsidi2): ... here ; turn to expander.
6360 (extendsidi2_rex64): New.
6361 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
6362 (trunc?f?f splitters): Add 64bit versions.
6364 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
6366 * i386.md (pushsi, pushsi2_prologue): Disable.
6367 (pushsi2_rex64): New.
6368 (movabs?i_1_rex64, movabs?i_2_rex64): New.
6369 (movqi_ext_1): Disable for 64bit.
6370 (movqi_ext_1_rex64): New.
6371 (pushdi2_rex64): New pattern, peep2s and splitter.
6372 (pushdi2_prologue_rex64): New pattern.
6373 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
6375 (movdi splitters): Disable for 64bit.
6376 (movdi_1_rex64): New pattern, peep2s and splitters.
6377 (swapdi): New pattern.
6378 (pushsf): Disable for 64bit.
6379 (pushsf_rex64): New pattern and splitter.
6380 (pushdf_nointeger): Disable for 64bit.
6381 (pushdf_integer): Handle the 64bit case.
6382 (pushtf): Likewise; update splitters.
6384 2001-03-22 Richard Henderson <rth@redhat.com>
6386 * mkconfig.sh: Include insn-flags.h.
6387 * Makefile.in (CONFIG_H): Include insn-flags.h.
6388 (lots of objects): Remove insn-codes.h and insn-flags.h.
6390 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
6391 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
6392 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
6393 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
6394 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
6395 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
6396 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
6397 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
6398 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
6399 v850/v850.c, vax/vax.c:
6400 Don't include insn-flags.h.
6402 * diagnostic.c, expr.h, reload.c, toplev.c:
6403 Don't include insn-codes.h.
6405 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
6406 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
6407 c4x/c4x.c, i960/i960.c, mips/mips.c:
6408 Don't include insn-codes.h or insn-flags.h.
6410 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
6411 or insn-flags.h in the generated code.
6412 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
6413 (main): Forward declare struct rtx_def.
6415 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
6417 * invoke.texi (-ffast-math): Remove duplicate line about
6420 * gcc.texi: Remove more obsolete documentation of bugs and
6421 installation problems.
6423 2001-03-21 Kazu Hirata <kazu@hxi.com>
6425 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
6428 2001-03-20 Jason Merrill <jason@redhat.com>
6430 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
6432 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
6433 * varasm.c (CHKR_PREFIX): Likewise.
6435 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6437 * gcse.c (hash_scan_set): An expression is not anticipatible if it
6438 is part of a multi-SET insn.
6440 * cse.c (find_comparison_args): Remove previous change.
6441 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
6444 * config/i386/i386.md (conditional_trap): Remove warning.
6446 * recog.c (push_operand): Fix error in last change that caused
6447 undefined symbol on many targets.
6449 * sdbout.c: #include ggc.h.
6450 (sdbout_init): Move to end of file.
6451 Call ggc_add_tree_root for anonymous_types.
6452 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
6453 (sdbout_one_type): Use DECL_NAME for field name.
6454 * Makefile.in (sdbout.o): Show includes ggc.h.
6456 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
6458 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
6459 (override_options): Use properlimits for preferred_stack_boundary.
6460 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
6462 (ext_register_operand): Accept DImode.
6463 (load_pic_register): Abort on 64bit.
6464 (gen_push): Use Pmode instead of SImode.
6465 (ix86_save_reg): Pic reg is never used on 64bit.
6466 (ix86_expand_prologue): Likewise.
6467 (ix86_emit_save_regs): Use Pmode instead of SImode.
6468 (legitimate_address_p): Check displacement for 64bit.
6469 (print_operand): Avoid outputting of (%rip) on 64bit.
6470 (print_operand_address): Output (%rip) where possible.
6471 (split_di): Abort on 64bit registers.
6472 (ix86_expand_branch): DImode comparison is simple for x86_64.
6473 (memory_address_length): Recognize memory addresses formed using
6475 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
6477 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
6479 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
6481 * recog.c (push_operand): Recognize new format of push instructions.
6483 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
6485 * i386.md (pushqi1): New.
6486 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
6487 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6488 x86_64_immediate_operand, x86_64_immediate_operand,
6489 x86_64_zext_immediate_operand): Declare.
6490 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
6491 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6492 x86_64_immediate_operand, x86_64_immediate_operand,
6493 x86_64_zext_immediate_operand): define.
6494 * i386.h (PREDICATE_CODES): Add new predicates.
6496 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
6498 * i386.md (pophi1, popqi1, pushqi1): Remove.
6500 * expr.c (emit_single_push_insn): New function.
6501 (move_by_pieces): Accept NULL as destination for push instructions.
6502 (gen_push_operand): Kill.
6503 (emit_push_insn): Pass NULL when pushing; avoid updating of
6504 stack_pointer_delta.
6505 * expr.h (gen_push_operand): Kill.
6507 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6509 * rtl.texi (COMPARE): Clarify documentation and reference section
6512 2001-03-20 Stan Shebs <shebs@apple.com>
6514 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
6515 (get_object_reference): Ditto.
6516 (error_with_ivar): Use error_with_file_and_line.
6517 (warn_with_method): Use warning_with_file_and_line.
6519 2001-03-20 Tom Tromey <tromey@redhat.com>
6521 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
6523 2001-03-20 Mark Mitchell <mark@codesourcery.com>
6525 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
6526 variables that are TREE_PUBLIC, even if not TREE_STATIC.
6528 2001-03-20 DJ Delorie <dj@redhat.com>
6530 * Makefile.in (install-libgcc): Pass complete list of variables.
6531 (install-multilib): Ditto.
6533 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6535 * config/i386/cygwin.h: Declare ctor_section, dtor_section
6536 drectve_section, switch_to_section.
6538 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
6539 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
6540 i386_pe_mark_dllimport.
6542 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6544 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
6545 functions i386_pe_*.
6547 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
6548 i386_pe_* functions with char * arguments.
6550 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
6552 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
6554 (movsi_ie): Introduce fpul store.
6556 2001-03-20 Alan Modra <alan@linuxcare.com.au>
6558 * Makefile.in (OBJS): Remove hashtab.o.
6560 2001-03-19 Stan Shebs <shebs@apple.com>
6562 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
6563 * c-lang.c (maybe_objc_method_name): Ditto.
6564 * c-tree.h (maybe_objc_method_name): Remove decl.
6566 2001-03-19 Tom Tromey <tromey@redhat.com>
6568 * gcc.c (init_gcc_specs): Fix comment.
6570 2001-03-19 Mark Mitchell <mark@codesourcery.com>
6572 Compute DECL_ASSEMBLER_NAME lazily.
6573 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
6574 (DECL_ASSEMBLER_NAME_SET_P): New macro.
6575 (SET_DECL_ASSEMBLER_NAME): Likewise.
6576 (COPY_DECL_ASSEMBLER_NAME): Likewise.
6577 (set_decl_assembler_name): Declare.
6578 (lang_set_decl_assembler_name): Likewise.
6579 * tree.c (lang_set_decl_assembler_name): New variab.e
6580 (set_decl_assembler_name): New function.
6581 (init_obstacks): Set lang_set_decl_assembler_name.
6582 (build_decl): Don't set DECL_ASSEMBLER_NAME.
6583 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
6584 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
6585 where it's not necessary.
6586 (builtin_function): Likewise.
6587 (finish_decl): Likewise.
6588 * dbxout.c (dbxout_type_methods): Likewise.
6589 * ggc-common.c (ggc_mark_trees): Likewise.
6590 * profile.c (output_func_start_profiler): Likewise.
6591 * varasm.c (make_decl_rtl): Likewise.
6593 * cse.c (find_comparison_args): Update documentation. Fix
6594 mishandling of COMPARE operations.
6596 * tree.def (ABS_EXPR): Add documentation.
6597 * fold-const.c (fold): Improve folding of ABS_EXPRs.
6599 2001-03-19 Zack Weinberg <zackw@stanford.edu>
6601 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
6603 2001-03-19 Jakub Jelinek <jakub@redhat.com>
6605 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
6606 Remove ia32 linux PIC kludge and move it...
6607 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
6609 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
6611 * i386.md (absdf2 expander): Fix 64bit case.
6613 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
6615 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
6617 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
6619 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
6621 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6623 * README.X11: Remove obsolete file.
6625 2001-03-18 Anthony Green <green@redhat.com>
6627 * config/pj/pj.h: Remove some trailing commas.
6628 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
6630 2001-03-18 Richard Henderson <rth@redhat.com>
6632 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
6633 * calls.c: ... here.
6634 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
6635 defaults for them here.
6637 2001-03-17 Anthony Green <green@redhat.com>
6639 * config/pj/lib1funcs.S: Fix broken comment.
6640 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
6643 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
6645 * gcc.texi: Remove obsolete information relating to build and
6646 installation problems with enquire or the Pyramid C compiler.
6648 2001-03-17 Richard Henderson <rth@redhat.com>
6650 * dwarf2out.c (queue_reg_save): New.
6651 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
6652 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
6654 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
6655 (cfa, cfa_store, cfa_temp): Make static.
6656 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
6658 2001-03-17 Richard Henderson <rth@redhat.com>
6660 * integrate.h (struct inline_remap): Add local_return_label.
6661 * integrate.c (expand_inline_function): Initialize it and emit
6662 it after copy_insn_notes.
6663 (copy_insn_list): Don't store local_return_label here.
6664 (copy_insn_notes): New function split out from copy_insn_list.
6666 2001-03-17 Richard Henderson <rth@redhat.com>
6668 * dwarf2out.c (lookup_filename): Emit .file if the assembler
6669 is generating .debug_line.
6670 (dwarf2out_init): Add main_input_filename to the file table first.
6671 * configure.in (as_dwarf2_debug_line): Test with file number 1
6672 instead of file number 0.
6674 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6676 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
6677 (gen_rtx_combine): Deleted; all references changed as appropriate.
6678 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
6680 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
6682 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
6684 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
6687 2001-03-16 Jim Wilson <wilson@redhat.com>
6689 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
6690 then set it to LOC_REG (79) instead of aborting.
6692 2001-03-16 Phil Edwards <pme@sources.redhat.com>
6694 * gccbug.in: Remove high priority.
6696 2001-03-16 Richard Henerson <rth@redhat.com>
6698 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
6699 output with a space instead of deleting it.
6700 * configure: Regenerate.
6702 2001-03-16 Zack Weinberg <zackw@stanford.edu>
6704 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
6705 handles the gory details of converting an object file into
6706 something that's safe to grep.
6707 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
6708 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
6709 newlines at either end of the string we're looking for.
6710 Make 'checking ...' message less stilted.
6711 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
6712 ARM in-memory layout and its hypothetical converse. Don't
6713 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
6714 HOST_WORDS_BIG_ENDIAN.
6716 * configure.in: Adjust for renamed macro. Move
6717 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
6718 * configure, config.in: Regenerate.
6720 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6722 * fixinc/Makefile.in: Set SHELL.
6724 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6726 * fixinc/fixincl.c (fix_with_system): Quote file names before
6727 passing them to shell.
6729 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6731 * Makefile.in: Use fix-header$(build_exeext) instead
6734 2001-03-16 Richard Henderson <rth@redhat.com>
6736 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
6737 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
6738 (size_of_line_prolog): Remove.
6739 (output_line_info): Compute prologue size via label difference.
6740 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
6742 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
6743 assembler error when redefining file numbers.
6744 * config.in, configure: Rebuild.
6746 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
6747 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
6748 (dw2_asm_output_delta_uleb128): Likewise.
6749 (dw2_asm_output_delta_sleb128): Similarly.
6750 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
6752 2001-03-16 Michael Meissner <meissner@redhat.com>
6754 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
6756 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
6758 (BITMASK_LOWER16): Replacement for 0x0000ffff.
6760 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
6761 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
6762 being unsigned in ISO C and signed in traditional.
6763 (expand_prologue): Ditto.
6764 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
6766 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
6768 (divsi3,divdi3): Ditto.
6769 (modsi3,moddi3): Ditto.
6770 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
6771 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
6772 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
6775 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
6777 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
6778 SSE based conditional moves on LTGT/UNEQ conditions;
6779 Canonicalize EQ to NE.
6780 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
6781 (sse_mov?fcc_ne): New.
6783 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
6785 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6787 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
6788 register may be dead.
6790 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
6792 * Makefile.in (hash.o): Depend on CONFIG_H.
6794 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6796 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
6798 2001-03-15 Richard Henderson <rth@redhat.com>
6800 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
6801 (ASM_OUTPUT_DWARF_PCREL): New.
6802 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
6804 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6806 * cppfiles.c (stack_include_file): Use MAX of sysp.
6808 2001-03-15 Steve Ellcey <sje@cup.hp.com>
6810 * config.gcc (ia64*-*-hpux*): New case.
6811 * config/ia64/hpux.h: New file for HP-UX support.
6812 * config/ia64/t-hpux: New file for HP-UX support.
6814 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
6816 * fixinc/inclhack.def (irix_stdio_va_list): New.
6817 * fixinc/fixincl.x: Rebuilt.
6819 2001-03-15 Richard Henderson <rth@redhat.com>
6821 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
6822 if provided by the target.
6823 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
6824 (dw2_asm_output_addr): New.
6825 * dwarf2asm.h (dw2_asm_output_addr): Declare.
6826 * dwarf2out.c (output_cfi): Use it for program addresses.
6827 (output_call_frame_info, output_die): Likewise.
6828 (output_aranges, output_line_info): Likewise.
6830 2001-03-15 Bruce Korb <bkorb@gnu.org>
6832 * gcc.c(main): make more rigorous
6833 * collect2.c(main): guard against ignoring SIGCHLD
6834 * protoize.c(main): ditto
6835 * gcc/fixinc/fixincl.c(initialize): ditto
6837 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6839 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
6840 (sdbout_parms): Likewise.
6842 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
6844 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
6845 "widen" a destination that is already wider than a word. Also do
6846 not widen if LOAD_EXTEND_OP is NIL for the given mode.
6848 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6850 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
6852 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
6854 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
6856 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
6858 * i960.h (i960_maxbitalignment,
6859 i960_last_maxbitalignment): Declare.
6860 * i960.c (i960_maxbitalignment,
6861 i960_last_maxbitalignment): Make global.
6862 (process_pragma): Delete.
6863 (i960_pr_align, i960_pr_noalign): Move from here ...
6864 * i960-c.c: ... to this new file.
6865 * t-960bare (i960-c.o): New rule.
6866 * t-vxworks960 (i960-c.o): Likewise.
6867 * config.gcc (i960-*-*): Define c_target_objs and
6870 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6872 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
6873 without adding in rtx code and mode.
6875 * alias.c (init_alias_analysis): Don't use any rtx whose value
6876 varies as a known value.
6877 Delete a superfluous test.
6879 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
6881 (ia64_sched_reorder): Call maybe_rotate; also rotate after
6882 scheduling a stop bit.
6883 (ia64_emit_nops): Correctly handle ASMs.
6885 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6887 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
6889 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
6891 * cpp.texi: Update documentation for -include and -imacros.
6892 * cppfiles.c (struct include_file): Remove "defined" memeber.
6893 (find_or_create_entry): Make a copy of the file name, and
6895 (open_file): Update to ensure we use the simplified filename.
6896 (stack_include_file): Don't set search_from.
6897 (cpp_included): Don't simplify the path name here.
6898 (find_include_file): New prototype. Call search_from to
6899 get the start of the "" include chain. Don't simplify the
6901 (_cpp_execute_include): New prototype. Move diagnostics to
6902 do_include_common. Update.
6903 (_cpp_pop_file_buffer): Don't set defined.
6904 (search_from): New prototype. Use the preprocessor's cwd
6905 for files included from the command line.
6906 (read_name_map): Don't simplify the pathname here.
6907 * cpphash.h (enum include_type): New.
6908 (struct buffer): Delete search from. New search_cached.
6909 (_cpp_execute_include): Update prototype.
6910 * cppinit.c (do_includes): Use _cpp_execute_include.
6911 * cpplib.c (do_include_common): New function.
6912 (do_include, do_include_next, do_import): Use it.
6914 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6916 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
6917 contents of the RTL, to determine the name of the object.
6919 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6921 * tree.h (DECL_RTL): Allocate RTL lazily.
6922 (SET_DECL_RTL): New macro.
6923 (DECL_RTL_SET_P): Likewise.
6924 (COPY_DECL_RTL): Likewise.
6925 (DECL_RTL_IF_SET): Likewise.
6926 * varasm.c (make_decl_rtl): Add assertions about the kind of
6927 declaration we are processing.
6928 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
6929 (start_decl): Likewise.
6930 (finish_decl): Likewise.
6931 * c-semantics.c (emit_local_var): Likewise.
6932 * calls.c (expand_call): Likewise.
6933 * dbxout.c (dbxout_symbol): Likewise.
6934 * emit-rtl.c (unshare_all_rtl): Likewise.
6935 (unshare_all_decls): Likewise.
6936 (reset_used_decls): Likewise.
6937 * expr.c (store_constructor): Likewise.
6938 (safe_from_p): Likewise.
6939 (expand_expr): Likewise.
6940 * function.c (put_var_into_stack): Likewise.
6941 (instantiate_decls_1): Likewise.
6942 (assign_parms): Likewise.
6943 (expand_function_start): Likewise.
6944 (expand_function_end): Likewise.
6945 * ggc-common.c (gcc_mark_trees): Likewise.
6946 * integrate.c (function_cannot_inline_p): Likewise.
6947 (copy_decl_for_inlining): Likewise.
6948 (expand_inline_function): Likewise.
6949 (integrate_parm_decls): Likewise.
6950 (integrate_decl_tree): Likewise.
6951 * print-tree.c (print_node): Likewise.
6952 * reg-stack.c (stack_result): Likewise.
6953 * stmt.c (label_rtx): Likewise.
6954 (expand_return): Likewise.
6955 (expand_decl): Likewise.
6956 (expand_decl_cleanup): Likewise.
6957 (expand_anon_union_decl): Likewise.
6958 * toplev.c (check_global_declarations): Likewise.
6959 (rest_of_decl_compilation): Likewise.
6960 * tree.c (simple_cst_equal): Likewise.
6961 * objc/objc-act.c (generate_static_references): Likewise.
6963 2001-03-14 Zack Weinberg <zackw@stanford.edu>
6965 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
6966 gcc_AC_C_FLOAT_FORMAT): New macros.
6967 * configure.in: Add AC_PROG_CPP after CC tests;
6968 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
6969 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
6970 * configure, config.in: Regenerate.
6972 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
6973 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6974 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6975 config/i370/xm-linux.h, config/i370/xm-oe.h,
6976 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6977 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
6978 config/pa/xm-linux.h, config/pa/xm-pa.h,
6979 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
6980 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
6981 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
6982 config/we32k/xm-we32k.h: Delete.
6984 * config/i370/xm-mvs.h, config/m88k/m88k.h,
6985 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6986 config/vax/xm-vms.h: Don't define any of:
6987 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
6989 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
6991 * config.gcc: Remove references to deleted files.
6992 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
6993 FATAL_EXIT_CODE, which is the same between oe and mvs).
6995 2001-03-14 DJ Delorie <dj@redhat.com>
6996 Vladimir Makarov <vmakarov@redhat.com>
6998 * config/i960/i960.c (i960_function_prologue): Compute size of
6999 frame according to number of registers actually saved there.
7001 2001-03-14 Richard Henderson <rth@redhat.com>
7003 * expr.c (emit_move_insn_1): Fix else if around #endif.
7005 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7008 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7011 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7013 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7014 (override_options): Parse cmodel string.
7015 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7016 * i386.h (TARGET_OPTIONS): Add "cmodel".
7017 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7019 (ix86_cmodel_string, ix86_cmodel): Declare.
7021 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
7024 * i386.h (GENERAL_REG_P): Add missing REG_P.
7026 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
7028 * configure.in: Use $gcc_cv_as instead of $as.
7029 * configure: Regenerated.
7031 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
7033 * cppfiles.c (stack_include_file): Only increase the include
7034 count if we actually process the file properly, as opposed
7035 to treating it as length zero. Only call read_include_file
7036 if not DO_NOT_REREAD. Handle the -H include file output
7038 (read_include_file): Remove now redundant DO_NOT_REREAD check.
7039 (cpp_included, find_include_file): Simplify pathnames after
7040 remapping them. If remapping, don't use the remapped file
7041 name's buffer as our scratch buffer.
7042 (cpp_pop_file_buffer): Replace the multiple include macro
7043 only if it isn't yet set.
7044 (read_name_map): Simplify remapped names when reading in.
7045 (remap_filename): Move code to code path that uses it.
7046 (_cpp_simplify_pathname): Return the input pointer.
7047 * cpphash.h (_cpp_simplify_pathname): Update prototype.
7049 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7051 * expr.c (expand_expr): Revove bogus conditional.
7053 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
7055 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
7057 2001-03-14 Jakub Jelinek <jakub@redhat.com>
7059 * reg-stack.c (stack_result): Unconditionally use
7060 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
7062 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
7064 * expr.c (emit_move_insn_1): Split push of complex value when
7065 no suitable push instruction exist.
7067 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
7068 instead of QI_REG_P.
7070 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7072 * alias.c (handled_component_p, can_address_p): New functions.
7073 (get_alias_set): Use them.
7075 2001-03-13 Jim Wilson <wilson@redhat.com>
7077 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
7078 from 80 in try_locals code.
7079 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
7081 2001-03-13 Zack Weinberg <zackw@stanford.edu>
7083 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
7084 gcc_AC_C_LONG_LONG): New.
7085 * configure.in: Use them. Probe the size of short, int, long,
7086 and long long/__int64 if we have them. Move all the AC_C_*
7087 checks together, except gcc_AC_C_CHAR_BIT which has to go
7088 after AC_CHECK_HEADERS(limits.h).
7089 Take hwint.h out of host_xm_file and build_xm_file.
7091 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
7092 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
7093 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
7094 Move the HOST_WIDEST_INT setup logic here from system.h.
7095 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
7097 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
7098 is now handled by hwint.h.
7100 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
7101 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
7102 config/ia64/xm-ia64.h: Don't define any of:
7103 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
7104 HOST_BITS_PER_LONGLONG.
7106 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
7107 config/h8300/xm-h8300.h, config/mips/iris6.h,
7108 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
7109 config/sparc/xm-sp64.h: Delete.
7110 * config.gcc: Remove references to deleted files.
7112 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
7113 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
7114 * config/i370/xm-linux.h: Clarify floating-point situation in
7117 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
7119 * cppfiles.c (NO_INCLUDE_PATH): New macro.
7120 (find_include_file): Decide here which part of the include
7121 chain to start the search. Complain about an empty include
7122 chain in all cases apart from an abolsute file name.
7123 (_cpp_execute_include): Don't choose the search chain here.
7124 Don't call handle_missing_include in the case of an empty
7126 (_cpp_compare_file_date): Don't choose the search chain here.
7127 * cpplib.c (do_include_next): Move the in-main-file diagnostic
7128 here from _cpp_execute_include. Behave like #include if
7129 we're in the main file.
7131 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7133 * system.h (malloc, realloc, calloc, strdup): Only poison these
7134 tokens when IN_GCC is defined.
7136 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
7138 * i386.md (abs?f expander): Support SSE case.
7139 (abd?f_if): Add new "USE"; add splitters.
7141 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7143 * cpp.texi (poison): Explain the macro expansion exception.
7145 2001-03-13 Jakub Jelinek <jakub@redhat.com>
7147 * expr.c (store_expr): Add dont_store_target. If temp is already in
7148 target before copying to reg, don't store it into target again.
7150 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7152 * cppinternals.texi: Update for file handling.
7154 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7156 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
7157 2001-02-24 which broke building the Java library.
7158 * function.c (identify_blocks): Likewise.
7159 (all_blocks): Likewise.
7160 * integrate.c (integrate_decl_tree): Likewise.
7161 * print-tree.c (print_node): Likewise.
7162 * tree.h (BLOCK_NUMBER): Likewise.
7163 (struct tree_block): Likewise.
7165 2001-03-12 David Edelsohn <edelsohn@gnu.org>
7167 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
7168 __WCHAR_TYPE__ definition.
7169 (WCHAR_TYPE_SIZE): #undef before #define.
7171 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7173 * cppfiles.c: Update comments.
7174 (destroy_include_file_node): Rename destroy_node.
7175 (find_or_create_entry): New function.
7176 (open_file, _cpp_fake_include): Use it.
7177 (handle_missing_header): New function, broken out of
7178 _cpp_execute include. Don't segfault if there is no
7179 system or quoted path.
7180 (_cpp_execute_include): Use handle_missing_header.
7182 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7184 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
7185 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
7187 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7189 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
7190 unless anti_dependence says they are.
7191 * alias.c (objects_must_conflict): If neither has a type specified,
7194 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7195 David Billinghurst <David.Billinghurst@riotinto.com>
7197 * config/mips/iris5.h: Change WCHAR_TYPE to int.
7199 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
7201 * i386.md (trunctfdf2_2): Rename missnamed pattern.
7202 (*_one_bit): Remove type on the match_operand in attributes.
7204 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
7206 * i386.c: Commit forgotten hunk in previous patch.
7207 (regclass_map): Add extended registers.
7208 (dbx_register_map): Add missing frame register.
7210 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
7212 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
7214 * i386.md (x86_sahf_1): Disable for 64bit.
7215 (popsi*, pophi*): Likewise.
7216 (pushqi, pushhi): Likewise.
7217 (movdi, pushdi): Likewise.
7218 (zero extend DImode splitter): Likewise.
7219 (adddi, minusdi splitter): Likewise.
7220 (umulsidi): Likewise.
7222 (mulsidi): Disable for 64bit
7223 (lshift:DI/ashift:DI): Disable for 64bit.
7224 (loop patterns): Likewise.
7225 (call_pop, call_value_pop expanders and patterns): Likewise.
7226 (prologue_get_pc): Likewise.
7228 (fcmovDI pattern and splitter): Likewise.
7229 (movdfcc_1_rex64): New.
7231 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
7233 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
7234 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
7235 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
7236 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
7237 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
7238 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
7239 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
7240 (PUSH_ROUNDING): x86_64 rounds to 64bits.
7241 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
7242 (REGPARM_MAX): Set to 6 for x86_64.
7243 (SSE_REGPARM_MAX): Set to 16 for x86_64.
7244 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
7247 * (patterns that does use upper halves): Update constraints
7248 'q' to 'Q' and 'r' to 'R'.
7249 (cmpqi_ext_1): Disable for 64bit.
7250 (cmpqi_ext_3_insn): Likewise.
7251 (movqi_extzv_1): Likewsie.
7252 (addqi_ext_1): Liekwsie
7253 (testqi_ext_1): Liekwsie
7254 (andqi_ext_1): Liekwsie
7255 (xorqi_ext_1): Liekwsie
7256 (cmpqi_ext_1_rex64): New.
7257 (cmpqi_ext_3_insn_rex64): Likewise.
7258 (movqi_extzv_1_rex64): Likewsie.
7259 (addqi_ext_1_rex64): Liekwsie
7260 (testqi_ext_1_rex64): Liekwsie
7261 (andqi_ext_1_rex64): Liekwsie
7262 (xorqi_ext_1_rex64): Liekwsie
7264 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7266 * configure.in: Move check for unsigned enumerated bitfields
7267 to macro in aclocal.m4. Disable it for now.
7268 * configure, config.in: Regenerate.
7269 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
7270 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
7271 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
7272 kind above its first use.
7274 * config/xm-interix.h, config/alpha/xm-alpha.h,
7275 config/i370/xm-linux.h, config/i386/xm-beos.h,
7276 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
7277 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7278 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
7279 Don't define ONLY_INT_FIELDS under any circumstances.
7281 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
7283 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7284 config/sparc/xm-sysv4.h: Delete - now identical with some
7286 * config.gcc (hppa targets): Replace xm-pahpux.h and
7287 xm-papro.h with implicit xm-pa.h.
7288 (sparc targets): Replace xm-sysv4.h with implicit or explicit
7291 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
7293 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
7294 before reload_cse_noop_set_p.
7296 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7298 * config.gcc: Where xm-host.h used to include another
7299 xm-host.h, list the nested header directly in xm_file. Remove
7300 references to deleted files. Can now use sparc/xm-sp64.h for
7303 * config/xm-linux.h, config/arm/xm-linux.h,
7304 config/i386/xm-dos.h, config/i386/xm-gnu.h,
7305 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
7306 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
7307 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
7308 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
7311 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
7312 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
7313 bother to wrap #undef in #ifdef.
7314 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
7315 Don't include xm-linux.h.
7316 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
7318 * configure.in: Wrap regexps using [] in changequote block.
7319 Use expr : not echo | grep. Simplify regexps.
7320 * configure: Regenerate.
7322 56 xm-files remain, 22 xm-arch.
7324 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7326 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
7327 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7328 (local_index, local_rindex): Delete, use strchr/strrchr instead.
7329 (copy_object): Fix format specifier vs argument mismatch.
7331 * mips-tdump.c: Make local functions static.
7332 (rindex): Don't #undef.
7333 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7334 (fatal, fancy_abort): Delete.
7335 (read_seek): Avoid signed/unsigned compare.
7337 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7339 * combine.c (try_combine): Fix error in change to try original
7341 (gen_rtx_combine): Do same as gen_rtx for now.
7343 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7345 * configure.in: AC_SUBST xm_defines.
7346 * configure: Regenerate.
7347 * Makefile.in: Set DEFINES=$(xm_defines) when building
7350 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7352 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
7353 (cpp_included, find_include_file): Update.
7354 (_cpp_compare_file_date): Make else unconditional.
7356 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
7358 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
7360 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7362 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
7363 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
7365 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
7367 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
7368 if it's a record type.
7370 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
7372 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
7373 mingw includes slightly.
7375 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7377 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
7378 #undef token before poisoning it.
7380 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7382 * alpha.c (check_float_value): Use memcpy, not bcopy.
7384 * m32r.c (m32r_sched_reorder): Likewise.
7386 * vax.c (check_float_value): Likewise.
7388 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7390 * toplev.c (file_name_nondirectory): Remove.
7391 * toplev.h: Similarly.
7392 * dwarf2out.c (compute_section_prefix): Use lbasename instead
7393 of file_name_nondirectory.
7395 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7397 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
7398 * mips-tfile.c: Don't #undef rindex; not used.
7400 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
7402 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
7403 (dbx64_register_map): Declare.
7404 (RETURN_ADDR_RTX): Fix for 64bit.
7405 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
7406 (INCOMING_FRAME_SP_OFFSET): Set to 8.
7407 * i386.c (dbx64_register_map): New global array.
7408 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
7409 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
7412 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7414 * cppfiles.c (search_from): Use lbasename.
7415 * mkdeps.c (deps_add_default_target): Use lbasename.
7417 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7419 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
7420 xcalloc in lieu of malloc, realloc & calloc.
7422 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
7424 * gengenrtl.c (xmalloc): Likewise.
7426 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
7427 really_call_* memory allocation routines.
7429 * stmt.c (check_for_full_enumeration_handling): Use
7430 really_call_calloc, not calloc.
7432 * system.h (really_call_malloc, really_call_calloc,
7433 really_call_realloc): Define.
7434 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
7436 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
7438 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
7440 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
7442 * configure: Rebuilt.
7443 * configure.in: Only use `lang_requires' for languages athat are
7446 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
7448 * invoke.texi: Fix typo.
7449 * gcc.1: Regenerate.
7451 2001-03-09 Zack Weinberg <zackw@stanford.edu>
7453 * configure.in: Prune nonexistent files from build_xm_file,
7454 xm_file, and host_xm_file lists. Warn unless they're
7456 Don't generate *config.h here.
7457 AC_SUBST all variables needed to generate *config.h.
7458 * configure: Regenerate.
7459 * mkconfig.sh: New helper script, from code removed from
7461 * Makefile.in: Zap all MALLOC variables - no longer used
7462 anywhere, and malloc.c doesn't exist.
7463 Substitute in variables needed to generate *config.h.
7464 Stop lying about the dependencies contained in CONFIG_H and
7466 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
7467 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
7468 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
7469 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
7470 $(TM_P_H), etc. as appropriate.
7472 * config.gcc: Zap references to deleted files.
7473 * ggc-none.c: Don't include rtl.h or tm_p.h.
7475 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
7476 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
7477 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
7478 config/i386/xm-linux.h, config/i386/xm-linux.h,
7479 config/i386/xm-next.h, config/i386/xm-openbsd.h,
7480 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
7481 Don't include i386/xm-i386.h.
7483 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
7484 config/i386/xm-i386.h, config/i860/xm-i860.h,
7485 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
7486 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7487 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
7488 Delete (empty except comments, #includes of other deleted
7489 files, and macros used nowhere).
7491 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
7493 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
7494 independent on TARGET_FLAGS.
7496 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
7498 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
7500 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
7502 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
7504 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
7505 LAST_REX_SSE_REG): define.
7506 (enum reg_class): Add 'LEGACY_REGS'
7507 (REG_CLASS_CONTENTS): Likewise; add extended registers.
7508 (SSE_REGNO_P): Recognize extended registers.
7509 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
7510 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
7511 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
7512 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
7513 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
7514 REG_OK_FOR_STRREG_P): Remove.
7515 (HI_REGISTER_NAMES): Add extended registers.
7516 (ADDITIONAL_REGISTER_NAMES): Likewise.
7517 (QI_REGISTER_NAMES): Add 8bit extended registers.
7518 (DEBUG_REG): Support extended registers.
7519 * i386.c (regclass_map): Add extended registers.
7520 (dbx_register-map): Likewise.
7521 (svr4_dbx_register_map): Likewise.
7522 (print_reg): Support extended registers.
7523 (print_operand): Support 64bit operands.
7525 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
7527 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
7528 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
7529 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
7530 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
7531 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
7532 STACK_BOUNDARY): Set properly for 64bits.
7533 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
7534 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
7535 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
7536 (MOVE_MAX): Set to 16.
7537 (MOVE_MAX_PIECES): 8 for 64bit.
7538 (Pmode): Set to SImode.
7540 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
7542 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
7544 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
7546 * i386.h (mask_64bit): New constant.
7547 (target_64bit): New macro.
7548 (target_options): Add '64'/'32'
7549 (target_default): Define.
7550 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
7551 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
7552 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
7554 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
7556 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
7558 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
7560 * rtlanal.c (rtx_varies_p): Check operand 0 of a
7561 LO_SUM unless for_alias is set.
7563 2001-03-08 Stan Shebs <shebs@apple.com>
7565 * objc/objc-act.c: Fix old typos in comments, add comments for
7567 (hash_init): Fix file name in error message.
7568 (hash_enter): Ditto.
7569 (hash_add_attr): Ditto.
7570 (continue_class): Ditto.
7572 2001-03-08 Bruce Korb <bkorb@gnu.org>
7574 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
7575 wait4() can receive the signal.
7577 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7579 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
7581 * fixinc/fixincl.x: Regenerate.
7583 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7585 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
7587 * fixinc/fixincl.x: Regenerate.
7589 2001-03-08 Richard Henderson <rth@redhat.com>
7591 * configure.in (HAVE_AS_LEB128): New assembler check.
7592 * configure, config.in: Rebuilt.
7594 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
7596 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
7599 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7601 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
7602 references to the MAXPATHLEN macro.
7604 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
7605 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
7608 * config/i386/xm-gnu.h, config/xm-gnu.h,
7609 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
7610 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
7611 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
7612 and/or unused files.
7614 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
7615 doing so in various xm-*.h files.
7617 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7619 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
7621 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
7623 * configure.in (enable_shared): Support per-package shared-library
7625 * configure: Rebuilt.
7627 2001-03-07 David Edelsohn <edelsohn@gnu.org>
7629 * rs6000.md (cr logic): Add original POWER mnemonic alternative
7630 for crnot. Set operands[5] in splitter.
7632 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7634 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
7635 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
7636 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
7637 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
7638 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
7639 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
7640 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
7643 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
7644 config/i370/xm-i370.h, config/i386/xm-dgux.h,
7645 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
7646 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
7647 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
7648 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
7649 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
7650 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
7651 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
7652 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
7653 Delete unused and/or empty files.
7655 * config.gcc: Define USG in xm_defines as appropriate. Define
7656 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
7657 macro. Remove deleted xm-* files from $xm_files variable.
7659 2001-03-07 Tom Tromey <tromey@redhat.com>
7661 * configure: Rebuilt.
7662 * configure.in: Allow config-lang.in to set `lang_requires' to list
7663 of other required languages.
7665 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
7667 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
7669 (output_prologue): Use xmalloc not oballoc.
7670 (output_epilog): Free a29k_first_epilogue_insn when finished.
7671 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
7673 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
7675 * builtins.c (expand_builtin_mathfn): Check
7676 flag_unsafe_math_optimizations, not flag_fast_math.
7677 (expand_builtin): Likewise
7678 * combine.c (combine_simplify_rtx): Likewise.
7679 (simplify_if_then_else): Likewise.
7680 * cse.c (fold_rtx): Likewise.
7681 * flags.h: Remove flag_fast_math. Add
7682 flag_unsafe_math_optimizations and flag_trapping_math.
7683 * fold-const.c (negate_expr): Check
7684 flag_unsafe_math_optimizations, not flag_fast_math.
7685 (invert_truthvalue): Likewise.
7686 (fold): Likewise. Before associating operands, check that
7687 code == MULT_EXPR, not code != MULT_EXPR.
7688 * ifcvt.c (noce_try_minmax): Check
7689 flag_unsafe_math_optimizations, not flag_fast_math.
7690 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
7691 * invoke.texi: Document -funsafe-math-optimizations and
7692 -fno-trapping-math. Change documentation for -ffast-math.
7693 * jump.c (reversed_comparison_code_parts): Likewise.
7694 (rtx_equal_for_thread_p): Likewise.
7695 * optabs.c (emit_conditional_move): Likewise.
7696 * simplify-rtx.c (simplify_binary_operation): Likewise.
7697 (simplify_relational_operation): Likewise.
7698 (simplify_ternary_operation): Likewise.
7699 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
7700 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
7701 Add trapping-math and unsafe-math-optimizations entries to f_options.
7702 (set_fast_math_flags): New, sets flags for -ffast-math.
7703 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
7704 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
7705 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
7707 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
7708 (alpha_emit_conditional_move): Initialize local_fast_math to
7709 flag_unsafe_math_optimizations, not flat_fast_math.
7710 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
7711 instead of setting flag_fast_math to 1.
7712 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
7714 * config/i386/i386.c (override_options): Likewise
7715 * config/i386/i386.md: Likewise.
7716 * config/m68k/m68k.md: Likewise.
7717 * config/mips/mips.md: Likewise.
7718 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
7719 (rs6000_generate_compare): Likewise.
7721 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7723 * Makefile.in: Set RANLIB to @RANLIB@.
7726 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7728 * fixinc/inclhack.def (djgpp_wchar_h): New test.
7729 * fixinc/fixincl.x: Regenerated.
7731 2001-03-07 Richard Henderson <rth@redhat.com>
7733 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
7735 2001-03-07 Richard Henderson <rth@redhat.com>
7737 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
7738 of block notes and exception handling notes.
7740 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
7741 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
7742 (compile_file): ... here.
7744 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7746 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
7748 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
7749 config.h now. Include libiberty.h to handle alloca.
7751 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7753 * c-parse.in (yylexname): New function, split out of _yylex.
7754 (objc_rid_sans_at): New table.
7755 (init_reswords): Initialize it.
7756 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
7757 retrieving the next token and checking it for significance as
7758 an ObjC keyword or string constant.
7760 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
7761 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
7763 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
7766 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
7768 * config/m68k/m68k.c (const_uint32_operand): Accept any
7769 const_int on a 32-bit host.
7771 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
7773 * objc/objc-act.c (init_objc): Set save_lang_status,
7774 restore_lang_status, and mark_lang_status.
7776 2001-03-06 Krister Walfridsson <cato@df.lth.se>
7778 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
7780 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
7782 * cppinternals.texi: Update.
7784 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7786 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7787 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
7788 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
7789 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7790 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
7791 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7792 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
7793 config/i386/xm-i386.h, config/i860/xm-i860.h,
7794 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7795 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
7796 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7797 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7798 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7799 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7800 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
7801 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7802 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
7803 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7804 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7805 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
7806 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
7807 match the defaults provided in hwint.h.
7809 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7810 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
7812 * config.gcc (xm_file): Don't set to files which are deleted.
7814 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
7815 guard this file against these macros being undefined.
7817 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7819 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
7820 and DECL_DEFER_OUTPUT on the decl we create, before calling
7821 rest_of_decl_compilation.
7823 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7825 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
7827 * configure, config.in: Regenerate.
7828 * config.gcc: Remove references to deleted files.
7830 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
7831 genrecog.c, rtl.c: Do not use alloca anywhere.
7833 * Makefile.in, build-make, system.h, config/x-interix,
7834 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
7835 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
7836 config/arc/xm-arc.h, config/arm/xm-arm.h,
7837 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7838 config/h8300/xm-h8300.h, config/i370/x-oe,
7839 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
7840 config/i386/x-ncr3000, config/i386/x-sco5,
7841 config/i386/xm-dgux.h, config/i860/x-sysv4,
7842 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
7843 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
7844 config/m68k/x-hp320g, config/m69k/x-mot3300,
7845 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
7846 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
7847 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
7848 config/m88k/x-sysv4, config/m88k/x-tekXD88,
7849 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7850 config/mips/x-iris, config/mips/x-iris3,
7851 config/mips/x-sni-svr4, config/mips/x-sysv,
7852 config/mips/xm-iris6.h, config/mips/xm-mips.h,
7853 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
7854 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
7855 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7856 config/pa/xm-papro.h, config/romp/xm-romp.h,
7857 config/rs6000/x-aix31, config/rs6000/x-aix41,
7858 config/rs6000/x-beos, config/rs6000/x-lynx,
7859 config/rs6000/x-mach, config/rs6000/x-rs6000,
7860 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
7861 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7862 config/sparc/x-sysv4, config/sparc/xm-linux.h,
7863 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
7864 config/vax/xm-vms.h: Eradicate all references to alloca and
7867 * config/xm-alloca.h, config/clipper/x-clix,
7868 config/i386/xm-sysv4.h, config/i860/x-fx2800,
7869 config/i860/x-sysv3, config/m88k/x-sysv3,
7870 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
7871 (contained only alloca related hacks).
7873 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
7876 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
7878 * invoke.texi: Document __FAST_MATH__.
7880 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7882 * crtstuff.c: Restore include of auto-host.h.
7884 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
7886 Put main() in a separate file, so that the language
7887 front-end can use a different main().
7890 * toplev.c: (main): Rename as toplev_main.
7891 * toplev.h: Declare toplev_main.
7892 * Makefile.in (OBJS): add toplev.o.
7893 (BACKEND): remove toplev.o, add main.o.
7895 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7897 * cppfiles.c (search_from): Special case the empty string.
7899 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7901 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
7902 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
7903 strlen or strcpy; we already know the length.
7904 (_cpp_compare_file_date): Similarly.
7905 * cpphash.h (struct cpp_reader): Delete done_initialising.
7906 (CPP_PREV_BUFFER): Delete.
7907 * cppinit.c (cpp_start_read): Don't set done_initialising.
7908 * cpplex.c (parse_string): Guarantee null-termination.
7909 (_cpp_equiv_toklists): Remove.
7910 * cpplib.c (glue_header_name): Null-terminate.
7911 (do_line): Don't leak memory.
7912 * cpplib.h (BT_WEAK): Delete.
7913 * cppmain.c (cb_ident): Strings are now null-terminated.
7915 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
7917 * gcc.c (convert_filename): Append executable suffix
7918 if NO_AUTO_EXE_SUFFIX is not defined.
7919 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
7920 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
7922 2001-03-03 David O'Brien <obrien@FreeBSD.org>
7924 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7925 * c-parse.gperf, c-gperf.h: Delete.
7926 (c-gperf.h was accidently re-added to the CVS repo in the rev
7927 1.16 commit by tromey)
7929 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7931 * cpplex.c (_cpp_lex_token): Don't warn about directives in
7932 macro arguments when looking for the '('.
7933 * cppmacro.c (funlike_invocation_p): Set parsing_args to
7934 2 when really parsing arguments; 1 when looking for '('.
7935 Always restore the lexer position.
7937 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7939 * longlong.h (umul_ppmm): Don't use a multiline string.
7941 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7943 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
7944 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
7945 t_bool in declaration because pcc can't combine volatile with typedef
7948 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
7950 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
7951 until when it is really needed.
7952 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
7953 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
7954 * i386.md (float?i?f splitter): Don't force source operand to memory
7956 (sse_movdfcc): Fix constraint.
7957 (sse_movdfcc splitter): Handle properly the second alternative.
7959 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7961 * cpplex.c (parse_string): Unconditionally pedwarn.
7963 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7966 * cppexp.c (parse_number): Update.
7967 * cpplex.c (parse_string): Pedwarn if multiline string does not
7968 result from a system header's macro.
7969 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
7970 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
7971 for function-like macros too.
7972 * c-lex.c (lex_number): Update.
7974 2001-03-03 Richard Henderson <rth@redhat.com>
7976 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
7978 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
7980 * combine.c (try_combine): If split with mode-changed scratch
7981 register didn't work, try the original mode.
7983 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
7985 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
7986 * config/c4x/c4x.h: Likewise.
7987 * stor-layout.c (compute_record_mode): Likewise.
7988 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
7990 2001-03-02 Zack Weinberg <zackw@stanford.edu>
7992 * configure.in: Kill tm.h. Include the files in the $tm_file
7993 list in all three of config.h, hconfig.h, tconfig.h, after the
7994 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
7995 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
7996 * configure: Regenerate.
7997 * Makefile.in (clean): Don't delete tm.h.
7999 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8000 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8001 those are not defined, set SEC and FEC to 0 and 1.
8002 * gcc.texi: Update to match.
8004 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8005 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8006 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8007 Include tconfig.h, not tm.h.
8009 * config/xm-lynx.h, config/xm-std32.h,
8010 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8011 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8012 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8013 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8014 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8015 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8016 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8017 config/i386/xm-i386.h, config/i860/xm-i860.h,
8018 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8019 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
8020 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8021 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8022 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8023 config/pa/xm-linux.h, config/pa/xm-pa.h,
8024 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8025 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
8026 config/pj/xm-pj.h, config/romp/xm-romp.h,
8027 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8028 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8029 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8030 config/v850/xm-v850.h, config/vax/xm-vax.h,
8031 config/we32k/xm-we32k.h:
8033 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
8035 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
8036 config/i370/xm-oe.h: Don't include tm.h. Don't define
8038 * config/vax/xm-vms.h: Don't include tm.h.
8040 * config/xm-lynx.h, config/avr/xm-avr.h,
8041 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
8042 Delete; made empty by above changes.
8043 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8044 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
8045 Don't include config/xm-lynx.h or tm.h.
8047 * config/xm-gnu.h: Don't include fcntl.h.
8048 * config/sparc/xm-lynx.h: Don't include sys/types.h and
8050 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
8052 2001-03-02 Richard Henderson <rth@redhat.com>
8054 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
8055 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
8057 2001-03-02 Richard Henderson <rth@redhat.com>
8059 * Makefile.in (OBJS): Add dwarf2asm.o.
8060 * dwarf2asm.c, dwarf2asm.h: New files.
8061 * dwarf2out.c (*): Use them.
8062 (size_of_uleb128, size_of_sleb128): Remove.
8063 (output_uleb128, output_sleb128): Remove.
8064 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
8065 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
8066 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
8067 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
8068 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
8069 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
8070 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
8071 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
8072 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
8073 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8074 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
8075 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
8076 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
8077 (dwarf2out_frame_debug): Remove unused variables.
8078 (output_loc_operands): Don't abort on 8 byte constants if
8079 host integers are wide enough.
8080 (output_symbolic_ref): Remove.
8081 (size_of_die): Don't assume 4 byte host integers.
8082 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
8084 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
8085 something stupid with HOST_WIDE_INT to long truncation.
8086 [CONST_DOUBLE]: Likewise.
8088 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
8089 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8090 * config/arm/unknown-elf.h: Likewise.
8091 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
8092 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
8093 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
8094 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
8095 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
8096 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
8097 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
8098 (ASM_OUTPUT_DWARF_OFFSET): Remove.
8099 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
8100 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8101 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
8102 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
8104 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8106 * cselib.c (hash_rtx): Cast enums to unsigned int.
8108 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8110 * print-rtl.c (print_rtx): Cast enums to int for comparison.
8111 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
8113 * c-format.c (C_STD_VER): Cast to int for comparisons.
8114 (check_function_format): Cast various enums to int for &.
8115 (maybe_read_dollar_number): Likewise.
8116 (check_format_info): Likewise.
8117 (check_format_info_main): Likewise.
8118 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
8119 (safe_from_p): Likewise.
8120 * varasm.c (const_hash): Cast enum to int for %.
8121 * emit-rtl.c (init_emit_once): Use int loop variable to work around
8122 pcc enum problems with < and ++ operators.
8123 * regclass.c (init_reg_sets_1): Cast enums for comparison.
8124 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
8125 (regclass_init): Change enum class to int to iterate over reg_classes.
8126 * genrecog.c (merge_trees): Cast enums for comparison.
8127 * rtl.h (GET_CODE): Cast to enum rtx_code.
8128 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
8129 (GET_MODE): Cast to enum machine_mode.
8130 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
8131 (GET_NOTE_INSN_NAME): Cast enum to int.
8132 * tree.h (TREE_CODE): Cast to enum tree_code.
8133 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
8134 * timevar.c (timevar_print): Change loop variable id from enum to
8136 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
8137 * config/i386/i386.md: Use PUT_MODE for mode assignment.
8138 * toplev.c (compile_file): Cast enum DFI to int.
8139 (decode_d_option): Likewise.
8141 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
8143 * cppinit.c (append_include_chain): Mark "after" include file name list
8144 as a system directory.
8145 * cpp.texi: Document new behavior.
8147 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
8149 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
8151 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
8153 * cppfiles.c (struct include_file): Update.
8154 (stack_include_file): Use search_from.
8155 (cpp_included, find_include_file): Update.
8156 (cpp_execute_include): Update. ptr->name may not be
8157 null terminated. Use the new search_from member variable
8159 (_cpp_compare_file_date): Similarly.
8160 (search_from): New function, similiar to actual_directory.
8161 (actual_directory): Delete.
8162 (remap_filename): Update. loc->name may not be null terminated.
8163 (struct file_name_list): Rename search_path. Update.
8164 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
8165 search_from and dir.
8166 (struct cpp_reader): Remove actual_dirs.
8167 * cppinit.c (struct cpp_pending): Update for renamed objects.
8168 (append_include_chain, remove_dup_dir, remove_dup_dirs,
8169 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
8170 * cpplib.h (struct cpp_options): Similarly.
8172 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8174 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
8175 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
8176 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8177 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8178 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8179 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8180 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8181 config/i370/xm-linux.h, config/i370/xm-mvs.h,
8182 config/i370/xm-oe.h, config/i386/xm-aix.h,
8183 config/i386/xm-i386.h, config/i386/xm-osf.h,
8184 config/i860/xm-i860.h, config/i960/xm-i960.h,
8185 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8186 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
8187 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
8188 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
8189 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
8190 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8191 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8192 config/pj/xm-pj.h, config/romp/xm-romp.h,
8193 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8194 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8195 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8196 config/v850/xm-v850.h, config/vax/xm-vax.h,
8197 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
8198 Do not define TRUE or FALSE.
8200 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
8201 empty by above change.
8202 * config.gcc: Remove references to these files.
8204 * configure.in: Detect stdbool.h.
8205 * configure, config.in: Regenerate.
8206 * system.h: Include stddef.h here if available.
8207 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
8208 Then set up a sensible boolean type at the very end.
8210 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
8211 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
8213 * hash.h: Delete 'boolean' typedef and related #undefs.
8215 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
8216 all uses of 'boolean' with 'bool'.
8218 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
8220 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
8221 * cppexp.c (lex): Cast enums for comparison.
8222 * cppinit.c (parse_option): Cast enum for comparison.
8223 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
8224 (cpp_output_token): Likewise.
8225 (cpp_can_paste): Cast enums for comparsion and plus/minus.
8226 (cpp_avoid_paste): Cast enums for minus and comparison.
8228 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8230 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
8231 field to all array elements.
8233 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8235 * cpphash.h (struct cpp_reader): Add print_version field.
8236 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
8237 just set print_version and other flags as appropriate.
8238 (cpp_post_options): Print version here if print_version is set.
8240 * toplev.c (exit_after_options): New flag.
8241 (independent_decode_option): Don't exit here; just set
8243 (main): Exit after calling lang_hooks.post_options if
8244 exit_after_options is true.
8246 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
8247 (merge_include_chains): Adjust comment to match code.
8249 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8251 * stringpool.c (set_identifier): New function.
8252 * tree.h: Prototype it.
8254 * c-parse.in: Kill D_YES. If compiled for objc, call
8255 save_and_forget_protocol_qualifiers from init_reswords.
8256 * objc/objc-act.c (remember_protocol_qualifiers,
8257 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
8258 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
8260 (save_and_forget_protocol_qualifiers): New function.
8261 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
8263 2001-03-01 Diego Novillo <dnovillo@redhat.com>
8265 * c-semantics.c (prune_unused_decls): Return error_mark_node
8266 instead of (tree) 1 to stop traversing the tree chain.
8268 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8270 Fix a problem introduced by Kenner's Feb 18 change.
8271 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
8272 flag_cse_skip_blocks only temporarily, not for ever.
8274 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
8276 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
8277 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
8279 * pa.c (emit_move_sequence): Verify operand0 is a hard register
8280 before determining its register class.
8282 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8284 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
8285 from reg 4 if current_function_calls_setjmp.
8286 (gen_nop_type): New function.
8287 (ia64_emit_nops): New function.
8288 (ia64_reorg): Call it.
8289 (ia64_sched_reorder): Move code that rotates bundles up a bit.
8291 * reload1.c (eliminate_regs_in_insn): Restrict the special case
8292 code not to try to optimize adds with anything but a REG destination.
8294 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
8295 (INSN_PRIORITY_KNOWN): New accessor macro.
8296 * haifa-sched.c (priority): Use it instead of testing priority against
8299 2001-02-28 DJ Delorie <dj@redhat.com>
8301 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
8302 since that doesn't work the way gcc wants on a generic m68k.
8304 2001-02-28 Richard Henderson <rth@redhat.com>
8306 * caller-save.c (save_call_clobbered_regs): Fix typo in
8307 comparison last change.
8309 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
8311 * i386.c (pentium4_cost): New.
8312 (m_PENT4): New macro.
8313 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
8314 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
8315 x86_integer_DFmode_moves, x86_partial_reg_dependency,
8316 x86_memory_mismatch_stall): Add Pentium4
8317 (x86_use_q_reg, x86_use_any_reg): Kill.
8318 (override_options): Add pentium4.
8319 (incdec_operand): Return 0 for pentium4.
8320 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
8321 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
8322 (TARGET_PENTIUM4): Define.
8323 (enum processor_type): Add PROCESSOR_PENTIUM4.
8324 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
8325 * i386.md (attribute "cpu"): Add pentium4.
8326 * invoke.texi (march): Add pentium4.
8328 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
8330 * i386.md (sse_mov?fcc*): New patterns and splitters.
8331 * i386.c (ix86_expand_movcc): Work post-reload; recognize
8332 the SSE based conditional moves.
8334 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
8336 * i386.md (attribute mode): Add "TI".
8337 (movsf_1): Add pxor support; remove constant propagation splitter.
8338 (movdf_integer): Likewise.
8339 (movdf_nointeger): Likewise.
8340 (movxf constant prop splitter): Handle all modes; update for SSE.
8341 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
8342 * i386.c (standard_80387_constant_p): Rewrite.
8343 (standard_sse_constant_p): New.
8344 * i386-protos.h (standard_sse_constant_p): New.
8346 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
8348 * i386.md (sse_setccsf, sse_setccdf): New.
8349 (sse_cmp* patterns): Use '%D' instead of outputtting condition
8351 * i386.c (sse_comparison_operator): Accept the supported unordered
8352 comparses; be ready for fast_math.
8353 (print_operand): Support 'D'.
8355 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
8357 * jump.c (reversed_comparison_code): Kill.
8359 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
8361 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
8364 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
8366 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
8367 add missing '%' in constraints.
8369 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
8371 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
8372 for HOST_BITS_PER_WIDE_INT == 32 too.
8374 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
8376 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
8378 (insert_save, insert_restore): New parameter save_mode.
8379 (init_caller_save): Update initialization of reg_save_code
8380 and reg_restore_code.
8381 (save_call_clobbered_regs): Compute save_modes and update calls to
8382 reg_save_code and reg_restore_code.
8383 (insert_restore): Unsignetize numbers; use save_modes to choose mode
8384 of spill; update use of reg_restore_code.
8385 (insert_save): Likewise.
8386 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8387 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8388 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
8390 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8392 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
8393 noce_try_store_flag_inc, noce_try_store_flag_mask,
8394 noce_try_cmove_arith):
8395 Use reversed_comparison_code instead of reverse_comparison and
8396 can_reverse_comparison_p.
8398 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
8400 * jump.c (reversed_comparison_code_parts): Allow reversal of
8401 unordered compares in -ffast-math mode; reverse ordered compares
8402 for FP even w/o -ffast-math.
8404 2001-02-27 Richard Henderson <rth@redhat.com>
8406 * print-rtl.c (print_rtx) [i]: Don't print field five on
8407 NOTEs other than NOTE_INSN_DELETED_LABEL.
8409 2001-02-27 Zack Weinberg <zackw@stanford.edu>
8411 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
8412 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
8414 2001-02-27 Diego Novillo <dnovillo@redhat.com>
8416 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
8417 even if walk_subtrees is 0.
8418 * c-semantics.c (prune_unused_decls): Return a non-null value to
8419 stop traversing the tree chain.
8421 2001-02-27 DJ Delorie <dj@redhat.com>
8423 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
8424 register, *then* define it as the new CFA.
8426 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
8428 * pa.c (override_options): Promote -fpic to -fPIC.
8429 (legitimize_pic_address): Simplify due to removal of
8430 small PIC as a code generation option.
8431 (secondary_reload_class): Similarly.
8432 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
8433 (PRINT_OPERAND_ADDRESS): Similarly.
8434 * pa.md (various patterns): Similarly.
8435 (small pic lo_sum pattern): Remove.
8437 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
8440 * md.texi (min, max): Document
8442 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
8444 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
8445 TARGET_PARTIAL_REG_DEPENDENCY.
8446 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
8448 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
8450 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
8452 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
8454 * mips.c (mips_make_temp_file): Fix thinko in last change.
8456 2001-02-26 Jason Eckhardt <jle@redhat.com>
8458 * combine.c (known_cond): Do not reverse the condition when
8459 SMAX/UMAX is being considered and the condition is for equality
8462 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
8464 2001-02-26 Philip Blundell <philb@gnu.org>
8466 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
8468 * config/arm/linux-elf.h: Remove historical relics related to
8469 above configurations.
8470 * config/arm/linux-oldld.h: Delete.
8471 * config/arm/linux-elf26.h: Delete.
8473 2001-02-26 Jason Merrill <jason@redhat.com>
8475 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
8477 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
8478 recognize a tentative definition. Lose obsolete code.
8480 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
8481 variables unless necessary, either.
8483 2001-02-25 Richard Henderson <rth@redhat.com>
8485 * ifcvt.c (struct noce_if_info): Add test_bb.
8486 (noce_get_alt_condition): New.
8487 (noce_try_minmax, noce_try_abs): New.
8488 (noce_operand_ok): New.
8489 (noce_process_if_block): Use them.
8490 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
8492 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
8494 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
8497 2001-02-25 Zack Weinberg <zackw@stanford.edu>
8499 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
8500 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
8502 (mips_asm_file_end): Free temp_filename here.
8504 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8506 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
8507 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
8509 * config/i386/i386.md (movstrsi): Handle FAIL case.
8511 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
8513 * cppinit.c (builtin_array): Update.
8514 (init_builtins): Flag builtins to warn if redefined or
8515 undefined. Define __GXX_WEAK as a normal macro.
8516 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
8517 * cpplib.h (NODE_WARN): New flag.
8518 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
8519 Handle __STDC__ as a builtin only on Solaris.
8520 (warn_of_redefinition): Renamed from check_macro_definition.
8521 Reverse sense of test. Always warn if NODE_WARN.
8522 (_cpp_create_definition): Use warn_of_redefinition. Flag
8523 any macro beginning with "__STDC_" to require a mandatory
8524 warning if redefined or undefined.
8526 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8528 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
8529 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
8530 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
8531 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
8532 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
8533 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
8534 Don't define any of:
8535 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
8536 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
8537 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
8538 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
8539 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
8541 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
8542 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
8545 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
8546 Delete now-empty file.
8548 * alpha/vms.h: Define NEED_ATEXIT here...
8549 * alpha/xm-vms.h: ...not here.
8551 * i386/cygwin.h: Don't define PARAMS.
8552 * mips/mips.c: Don't prototype mktemp. Don't define
8553 P_tmpdir. Use make_temp_file to create temporary files.
8554 Don't be clever and delete temporary files early.
8555 * config.gcc: Drop references to deleted files. Don't define
8557 * gcc.texi: Don't mention USE_PROTOTYPES.
8559 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8561 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
8562 (ix86_set_move_mem_attrs_1): Likewise.
8563 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
8564 * config/i386/i386.md (movstrsi): Call it.
8566 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8568 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
8569 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
8570 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
8571 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
8573 (i750a-*-*): Error here if hosting on i750a.
8574 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
8576 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
8577 Remove (empty modulo comments).
8579 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
8580 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
8581 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
8582 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
8583 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
8584 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
8586 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
8587 Remove reference to winnt.h in comment.
8588 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
8590 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8592 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
8593 used to set another biv.
8595 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8597 * tree.h (BLOCK_DEAD): New macro.
8598 (struct tree_block): New flag, dead_flag.
8599 * print-tree.c (print_node, case 'b'): Print missing fields.
8600 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
8601 * function.c (identify_blocks): Enable test for misplaced notes.
8602 (all_blocks): Skip BLOCK_DEAD blocks.
8603 * integrate.c (integrate_decl_tree): Likewise.
8605 * errors.c (internal_error, trim_filename): New functions.
8606 (fancy_abort): Call internal_error.
8607 * errors.h (internal_error, trim_filename): New declarations.
8609 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
8611 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
8613 (EXTRA_CONSTRAINT): Formatting changes.
8615 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8617 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
8619 2001-02-23 Per Bothner <per@bothner.com>
8621 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
8622 so they can be called from java/jvspec.c.
8623 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
8625 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
8627 * i386.c (ix86_frame): New structure.
8628 (ix86_compute_frame_size): Kill.
8629 (ix86_compute_frame_layout): New.
8630 (ix86_save_reg): New.
8631 (ix86_can_use_return_insn_p): Use frame layout stuff.
8632 (ix86_expand_prologue): Likewise.
8633 (ix86_expand_epilogue): Likewise.
8634 (ix86_initial_elimination_offset): Likewise.
8635 (ix86_nsaved_regs): Use ix86_save_reg.
8636 (ix86_emit_save_regs): Likewise.
8638 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
8640 * flow.c (find_sub_basic_blocks): New function.
8641 (split_block): Be ready for basic block introduced by CODE_LABEL.
8642 (commit_one_edge_insertion): Call find_sub_basic_block.
8644 * flow.c (make_edges): Add edge from entry for blocks starting with
8645 label having ALTERNATE_NAME
8647 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
8649 * function.c (epilogue_done): Be ready for first basic block not
8650 containing PROLOGUE_END note.
8651 (reposition_prologue_and_epilogue_notes): Avoid placing
8652 PROLOGUE_END note between BASIC_BLOCK.
8654 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
8656 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
8658 2001-02-21 DJ Delorie <dj@redhat.com>
8660 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
8661 check for current_function_has_nonlocal_goto from 1999-11-12.
8663 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8665 * diagnostic.c (trim_filename): No longer static.
8666 * toplev.h (trim_filename): Declare.
8667 * rtl.c (rtl_check_failed_bounds): Call internal_error.
8668 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
8669 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
8670 (rtvec_check_failed_bounds): Likewise.
8671 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
8673 * convert.c (convert_to_integer): Don't do unsigned unless result or
8674 both inputs are unsigned.
8676 * fold-const.c (fold_convert): Don't call size_int_type_wide if
8679 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
8681 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
8683 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
8685 * Makefile.in (resource.o): Add params.h dependence.
8686 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
8687 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
8688 * resource.c: Add dependence on params.h.
8689 (current_live_regs): Fix explanatory comment.
8690 (find_basic_block): Add new parameter to permit limiting search
8692 (mark_target_live_regs): Add new argument to find_basic_block call.
8693 (incr_ticks_for_insn): Likewise.
8695 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8697 * diagnostic.c (output_to_stream): Rename to
8698 output_buffer_to_stream. Loses the stream parameter.
8699 (init_output_buffer): Set diagnosic_buffer's stream.
8700 (flush_diagnostic_buffer): Adjust.
8701 (default_print_error_function): Likewise.
8702 (finish_diagnostic): Likewise.
8703 (verbatim): Likewise.
8705 * diagnostic.h (struct output_buffer): Add `stream' field.
8706 (output_buffer_attached_stream): New macro.
8708 2001-02-23 Jakub Jelinek <jakub@redhat.com>
8710 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
8711 check if either operand is divisible by C.
8712 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
8713 If type is signed, consider negative numbers as well.
8715 2001-02-22 Richard Henderson <rth@redhat.com>
8717 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
8718 reach .text instead of gp-relative relocs.
8719 * config/ia64/crtend.asm (.init): Likewise.
8721 2001-02-22 Andreas Jaeger <aj@suse.de>
8723 * extend.texi (C++ Attributes): Fix typo.
8725 2001-02-21 David Mosberger <davidm@hpl.hp.com>
8727 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
8728 functions, drop current_function_args_info.words test.
8729 (ia64_compute_frame_size): Mark syscall_linkage functions as
8730 using eight input registers.
8732 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
8733 Bruce Korb <bkorb@gnu.org>
8735 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
8736 * fixinc/README: Document how to convert sed substitutions
8737 to format style c_fix-es.
8738 * fixinc/fixincl.x: regen
8740 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
8742 * gcc.c: Add comment explaining how to add a command-line option.
8743 Add title to specs language comment.
8745 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8747 * gcc.c (cc1_options): Add "-param".
8748 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
8749 (option_map): Likewise.
8750 * toplev.c (display_help): Add entry for "--param".
8751 (independent_decode_option): Fix typographical error.
8753 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
8754 Bernd Schmidt <bernds@redhat.com>
8755 Jan Hubicka <jh@suse.cz>
8757 * i386.c (function_arg_advance): Pass SSE arguments in registers.
8758 (function_arg): Likewise.
8760 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
8762 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
8764 2001-02-21 Kazu Hirata <kazu@hxi.com>
8766 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
8770 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
8772 * flow.c (init_propagate_block_info): Canon address and use single_set
8773 for killing dead memory stores.
8775 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8777 * Makefile.in (reorg.o): Add params.h dependence.
8778 * params.def: Fix typographical error in comment.
8779 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8780 * params.h: Modify introductory comment.
8781 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8782 * reorg.c: Add dependence on params.h.
8783 (redundant_insn): Add parameterized throttle for search.
8784 (fill_simple_delay_slots): Add a comment explaining a variable.
8785 Move conditional out of loop, simplifying code.
8786 (fill_eager_delay_slots): Fix typographical error in comment.
8788 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
8790 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
8792 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
8793 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
8795 2001-02-21 Jason Merrill <jason@redhat.com>
8797 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
8798 (struct tree_decl): Add uninlinable bitfield.
8799 * c-decl.c (duplicate_decls): Set it.
8800 * integrate.c (function_cannot_inline_p): Check it.
8802 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
8803 DW_AT_MIPS_linkage_name to abstract methods.
8804 (dwarf2out_abstract_function): Emit class context before calling
8805 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
8806 (gen_subprogram_die): Remove obsolete code.
8807 (gen_member_die): Don't include clones in the member list.
8808 (gen_decl_die): Emit abstract info for clone origin.
8809 * dwarfout.c (output_type): Don't include clones in the member list.
8810 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
8811 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
8812 DECL_ABSTRACT on a function that already has it set.
8814 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
8815 (get_subprogram_die): Pass it in.
8817 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
8819 * flow.c (mark_set_1): Make not_dead unsigned long. For
8820 non-pseudos, use it as a bitmask of the hard regs that
8823 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
8825 * cppfiles.c: Update comments.
8826 (_cpp_read_file): Don't check for NULL filenames any more.
8827 * cppinit.c (cpp_start_read): Don't do canonicalization of
8828 in_fname and out_fname. Use the passed file name exclusively.
8829 (_cpp_handle_options): Don't treat "-" as a command line option,
8830 but as a normal filename.
8831 (_cpp_post_options): Canonicalize in_fname and out_fname.
8832 * cppmain.c (printer_init): Don't check out_fname for NULL.
8833 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
8834 (init_c_lex): Update, and use "" to represent stdin to CPP.
8837 2001-02-20 Will Cohen <wcohen@redhat.com>
8839 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
8840 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
8841 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
8844 2001-02-20 Stan Shebs <shebs@apple.com>
8846 * config/rs6000/rs6000.c (output_cbranch): Output branches
8847 on separate lines instead of using ';' to separate.
8849 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
8851 * cppinit.c (set_lang): Move builtin handling to...
8852 (init_builtins): ...here.
8853 (_cpp_create_reader): Move call to set_lang.
8855 2001-02-20 Mark Mitchell <mark@codesourcery.com>
8857 * stmt.c (expand_return): If an attempt is made to return the
8858 error_mar_node, treat the return like a return without a value.
8860 2001-02-19 Zack Weinberg <zackw@stanford.edu>
8862 * sibcall.c (skip_copy_to_return_value): Call
8863 identify_call_return_value here, and return orig_insn if it
8864 returns zero. Hardret and softret arguments now unnecessary.
8865 (call_ends_block_p): Don't call identify_call_return_value here.
8867 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
8869 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
8870 * ggc.h (ggc_mark_if_gcable): Delete prototype.
8872 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
8874 * pa.c (move_operand): Accept code to load the address of a
8875 symbol out of the DLT as a valid move operand.
8876 (print_operand, case 'A'): New to handle generating a DLT
8877 reference for a LO_SUM expression.
8878 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
8879 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
8881 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
8883 * README, cpp.texi, gcc.texi, version.c: Update version number to
8885 * cpp.1, gcov.1, gcc.1: Regenerate.
8887 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
8889 * cppfiles.c (stack_include_file): Generate dependencies
8890 here, and manage include_count here too.
8891 (PRINT_THIS_DEP): Delete.
8892 (_cpp_execute_include): Do not generate dependencies here,
8893 apart from the case of a missing header. Do not manage
8895 (_cpp_read_file): Leave dependency generation to
8898 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
8900 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
8901 target_cpu_default. Remove dead assignment to
8904 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
8906 * regclass.c (contains_reg_of_mode): Make global.
8907 (init_reg_sets): Remove contains_reg_of_mode; take into account
8908 CLASS_MAX_NREGS when looking for the proper mode.
8909 (dump_regclass): Dump only classes considered for the pseudo.
8910 (regclass): Use contains_reg_of_mode.
8912 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
8914 * gcc.c (do_spec_1): 'n' for printing notices.
8915 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
8917 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
8919 * reg-stack.c (next_flags_user): Use current_block->end
8920 (swap_rtx_condition): Look for next user if flags don't die;
8921 give up on CALL_INSNs; use current_block->end.
8923 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8925 * sibcall.c (call_ends_block_p): New function.
8926 (optimize_sibling_and_tail_recursive_call): Use it.
8928 2001-02-18 Kazu Hirata <kazu@hxi.com>
8930 * config/h8300/h8300.md: Update copyright.
8931 (andsi3): Do not output an extra newline character.
8933 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8935 * toplev.c (note_deferral_of_defined_inlined_function): Argument
8936 FNDECL may be unused.
8938 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
8939 follow jumps after first run.
8940 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
8941 it doesn't change any jumps.
8943 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
8945 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
8946 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
8947 (mostlyclean): Corresponding changes.
8948 * rtlanal.c (hard-reg-set.h): Include.
8949 (rtx_unstable_p): Do not treat the argument pointer specially
8950 if it is not a fixed register.
8951 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
8953 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8955 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
8956 against last real insn in basic block.
8957 Rework to avoid gotos.
8959 * Makefile.in (gcse.o): Now includes ggc.h.
8960 * gcse.c: Include ggc.h.
8961 (want_to_gcse_p): Verify expression can be in SET as valid insn.
8962 (try_replace_reg): Remove warning of uninitialize variable.
8963 (process_insert_insn): Call invalid_insn_p to validate insn.
8964 * recog.c (insn_invalid_p): Now global.
8965 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
8966 * recog.h (insn_invalid_p): New declaration.
8968 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
8970 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
8971 assignments from FP constants since 'Y' output code can't handle it.
8972 (eligible_for_sibcall_delay): Likewise.
8974 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
8975 Call fancy_abort directly, passing args.
8976 (print_rtl_and_abort): Now a macro, like fancy_abort.
8978 * final.c (output_operand_lossage): Use internal_error, not error.
8980 2001-02-18 Shane Nay <shane@agendacomputing.com>
8982 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
8983 structure shift insns.
8985 2001-02-18 Mark Mitchell <mark@codesourcery.com>
8987 * invoke.texi (-fsquangle): Remove documentation.
8988 (-fname-mangling-version): Likewise.
8990 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
8992 * optabs.c (expand_abs): Remove reference to
8993 HAVE_contitional_arithmetic.
8994 * combine.c (simplify_set): Likewise.
8996 2001-02-18 Richard Henderson <rth@redhat.com>
8998 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9001 2001-02-18 Richard Henderson <rth@redhat.com>
9003 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9005 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9007 * reload1.c (reload_cse_simplify_set): Fix typo.
9009 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9011 * diagnostic.c (_fatal_insn): Decrement errorcount.
9013 * invoke.texi (-I): Add note avoiding use for system header files.
9015 * rtl.h (add_clobbers): Remove duplicate declaration.
9016 * recog.h (added_clobbers_hard_reg_p): New declaration.
9017 * genemit.c (struct clobber_pat): New field has_hard_reg.
9018 (gen_insn): Record if added clobbers clobber hard reg.
9019 (gen_split): Avoid unused warning if number of operands is 0.
9020 (output_added_clobbers_hard_reg_p): New function.
9023 2001-02-18 Alan Modra <alan@linuxcare.com.au>
9025 * pa.c (hppa_expand_prologue): Simplify code storing return
9026 pointer. For large (>=8k) frames with a post_store, adjust stack
9027 pointer by 8k-64 first rather than by 64. When testing with
9028 VAL_14_BITS_P, always use the actual value rather than the value
9029 negated. Add blockage to prevent scheduling of spills before
9030 stack frame has been created.
9031 (hppa_expand_epilogue): Simplify code loading return pointer.
9032 Allow a slightly larger range for merge_sp_adjust_with_load case.
9033 When testing with VAL_14_BITS_P, always use the actual value.
9035 * pa.c (pa_adjust_insn_length): Check that block move
9036 pattern is a set before looking at operands.
9038 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9040 * fold-const.c (fold_binary_op_with_conditional_arg): New
9041 function, split out from ...
9043 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
9044 conditional arms that throw exceptions.
9046 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
9049 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9051 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
9052 define HAVE_DECL_* to 1 to mask potential backup declarations.
9053 * configure: Regenerated.
9055 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9057 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
9059 2001-02-17 Richard Henderson <rth@redhat.com>
9061 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
9062 when replacing a memory load with a register.
9064 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9065 Jan Hubicka <jh@suse.cz>
9067 * recog.c (validate_replace_src_1): New.
9068 (validate_replace_src_data): Likewise.
9069 (validate_replace_src): Use note_uses.
9070 * rtl.h (note_uses): Declare.
9071 * rtlanal.c (note_uses): New.
9073 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
9075 * reg-stack.c (stack_def): Make field reg unsigned.
9076 (remove_regno_note): Unsignetize parameter.
9078 2001-02-16 Jes Sorensen <jes@linuxcare.com>
9080 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
9081 shladd_operand() call.
9083 2001-02-16 Bruce Korb <bkorb@gnu.org>
9084 Rodney Brown <RodneyBrown@mynd.com>
9086 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
9087 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
9088 machine restrictions
9089 * fixinc/fixincl.x: regen
9091 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9093 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
9095 (hash_scan_insn): Clean up calls to hash_scan_set.
9096 (compute_kill_rd): REGNO now unsigned.
9097 (try_replace_reg): Rework to use simplify_replace_rtx.
9098 (cprop_jump, cprop_cc0_jump): Likewise.
9099 (cprop_insn): Call find_reg_equal_equiv_note.
9100 Reflect changes to cprop_jump and cprop_cc0_jump.
9102 * recog.c (validate_replace_src): Replace in operands of
9103 ZERO_EXTRACT in SET_DEST.
9105 * cse.c (new_label_ref): New variable.
9106 (insert): Set it instead of recorded_label_ref.
9107 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
9108 CODE_LABEL for this function, and not already in REG_LABEL note.
9110 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
9112 * resource.c (mark_referenced_resources): Fix typo in introductory
9114 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
9117 2001-02-16 Jason Merrill <jason@redhat.com>
9119 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
9121 (gen_subprogram_die): Don't abort on seeing a second definition if
9122 the previous one was abstract. Don't replace an abstract instance
9123 in the lookup table.
9125 * dwarf2out.c (dwarf2out_abstract_function): Rename from
9126 gen_abstract_function.
9127 * dwarf2out.h: Declare it.
9128 * toplev.c (note_outlining_of_inline_function): New fn.
9129 * toplev.h: Declare it.
9130 * integrate.c (output_inline_function): Call it.
9131 * c-decl.c (duplicate_decls): Call it when redefining an extern
9132 inline. Don't inline the new defn.
9134 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
9136 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9138 * .gdbinit: Rename to gdbinit.in.
9139 * gdbinit.in: New file,
9140 * configure.in: Generate .gdbinit from gdbinit.in.
9141 * configure: Regenerated.
9142 * Makefile.in (distclean): Always remove .gdbinit.
9144 2001-02-16 Jakub Jelinek <jakub@redhat.com>
9146 * objc/objc-act.c (start_class): Register implemented_classes with
9149 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
9151 * cppfiles.c (_cpp_make_system_header): Generate a file
9154 2001-02-15 Jim Meyering <meyering@lucent.com>
9156 * Makefile.in (install-common): Don't depend on installdirs here.
9157 Instead, make each of the lang.install-common targets (e.g.,
9158 c++.install-common in cp/Make-lang.in) depend on it.
9159 (install-driver): Depend on installdirs.
9161 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9163 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
9165 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
9168 2001-02-15 Mark Mitchell <mark@codesourcery.com>
9170 * invoke.texi (--param): Document.
9172 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
9174 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
9176 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
9178 * i386.md (extendsfdf2_2): Fix constraints.
9180 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
9182 * i386.md (fop_df_3 splitter): Fix operand number.
9184 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
9186 * invoke.texi (-mreg-alloc): Nuke.
9187 * i386.c (ix86_reg_alloc_order, regs_allocated,
9188 order_regs_for_local_alloc): Nuke.
9189 (override_options): Kill reg_alloc code.
9190 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
9191 (REG_ALLOC_ORDER): SSE goes before I387.
9192 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
9193 (ix86_reg_alloc_order): Likewise.
9194 * i386-protos.h (ix86_reg_alloc_order): Kill.
9196 2001-02-14 Richard Henderson <rth@redhat.com>
9198 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
9200 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
9202 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
9204 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
9206 * i386-protos.h (ix86_memory_move_cost): Move offline.
9207 * i386.c (ix86_register_move_cost): Compute properly cost of
9208 SSE, MMX and i387 instructions.
9209 (*_cost): Add costs of SSE/MMX moves.
9210 (ix86_memory_move_cost): Move offline from ....; Likewise.
9211 * i386.h (MEMORY_MOVE_COST): .... here;
9212 (struct processor costs): Add new fields to represent costs
9215 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
9217 * regclass.c (init_reg_sets_1): Reinstall the optimization of
9218 move_cost together with Matt Kraai's fix.
9220 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9222 * Makefile.in (OBJS): Add params.o.
9224 2001-02-14 Richard Henderson <rth@redhat.com>
9225 DJ Delorie <dj@redhat.com>
9227 * jump.c (jump_optimize_1): When we delete a conditional jump
9228 preceeding a non-conditional jump to effectively the same place,
9229 make sure that the combined jump skips any clobber insns between
9232 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9234 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
9236 2001-02-14 Mark Mitchell <mark@codesourcery.com>
9238 * Makefile.in (toplev.o): Depend on params.h.
9239 (intergate.o): Likewise.
9240 (params.o): New target.
9241 * flags.h (inline_max_insns): Remove.
9242 * integrate.c: Include params.h.
9243 Use MAX_INLINE_INSNS instead of inline_max_insns.
9244 * params.c: New file.
9245 * params.h: Likewise.
9246 * params.def: Likewise.
9247 * toplev.c: Include params.h.
9248 (lang_independent_params): New variable.
9249 (decode_f_option): Use the param machinery instead of setting
9251 (independent_decode_option): Handle "--param name=value".
9252 (main): Register language-independent parameters.
9254 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
9256 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
9258 2001-02-14 Richard Henderson <rth@redhat.com>
9260 * regclass.c (init_reg_sets_1): Revert last two changes.
9262 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9264 * stor-layout.c (is_pending_size, put_pending_size): New functions.
9265 (variable_size): Call put_pending_size.
9266 * tree.h (is_pending_size, put_pending_size): Add prototypes.
9267 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
9268 sizes list, put newly created SAVE_EXPR there as well.
9270 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9272 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
9273 (errata_find_address_regs): load_group has only 2 entries.
9274 (errata_emit_nops): Likewise. shladd is not problematic.
9275 Clear last_group if nop was emitted.
9276 (fixup_errata): load_group has only 2 entries.
9279 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
9281 * c-lex.c (lex_number): Only warn traditionally for U suffix
9282 outside system macros.
9283 * cppexp.c (parse_number): Similarly.
9284 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
9285 * cppmacro.c (struct cpp_macro): New member node.
9286 (parse_args): Only warn about missing rest args if not
9288 (funlike_invocation_p): Similarly for uninvoked funlike macros.
9289 (cpp_sys_objmacro_p): New.
9290 (_cpp_create_definition): Store the node with the macro defn.
9291 Remember if the macro is defined in a system header.
9293 2001-02-13 DJ Delorie <dj@redhat.com>
9295 * configure.in (check_languages): determine languages to check
9296 * Makefile.in (check-c++): alias for check-g++
9297 (check-f77): alias for check-g77
9298 (CHECK_TARGETS): depend on configured languages
9300 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
9302 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9303 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9304 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9305 (sqrtextendsfdf2): Disable for SSE2.
9307 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9309 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9310 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9311 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9312 (sqrtextendsfdf2): Disable for SSE2.
9314 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
9316 * i386.md (movsfcc_1): Support integer cmove instruction.
9317 (movdfcc_1): Likewise; new splitter.
9319 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
9321 * i386.c (output_fp_compare): Support SSE.
9322 (prepare_fp_compare_args): SSE comparisons always support memory.
9323 * i386.h (TARGET_CMOVE): SSE imply cmove.
9324 * i386.md (cmp?f2): Enable for SSE too.
9325 (cmpfp_i*): Support SSE.
9327 (cmpfp_i_sse_only): New.
9328 (s*, b* fp expanters): Enable for SSE too.
9329 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
9332 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
9334 * regclass.c (init_reg_sets_1): Silence warning.
9336 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
9338 * i386.md (sqrt?f2): Change to expander.
9339 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
9341 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9343 * rtlanal.c (find_reg_equal_equiv_note): New function.
9344 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
9345 (simplify_gen_relational, simplify_replace_rtx): Likewise.
9346 * rtl.h: Add declarations for above functions.
9348 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
9350 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
9352 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
9353 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
9354 * flow.c (mark_regs_live_at_end): Likewise.
9355 (calculate_global_regs_live): Likewise.
9356 * gcse.c (compute_hash_table): Likewise.
9357 (compute_kill_rd): Likewise.
9358 * resource.c (mark_target_live_regs): Likewise.
9359 * rtl.h (INVALID_REGNUM): New macro.
9361 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
9363 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
9365 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
9367 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
9370 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
9372 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
9374 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
9375 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
9376 (fop_sf_1_sse, fop_df_1_sse): New patterns
9377 (fop_*): Disable float_extend and float patterns for SSE compilation.
9378 * i386.c (output_387_binary_op): Support SSE.
9380 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
9382 * i386.md (dummy_extendsfdf2): Support SSE2
9383 (extendsfdf2): Enable if 80387 or SSE2.
9384 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
9385 and no MIX_I387_SSE2
9386 (extendsfdf2_1_sse_only): New pattern.
9387 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
9389 (truncdfsf2_1): Support SSE.
9390 (truncdfsf2_2): Support SSE.
9391 (truncdfsf2_2_1_sse): New pattern.
9392 (fixtruncsfsi2): Always use SSE if available.
9393 (fix_truncsfsi_sse): New pattern.
9394 (fix_truncdfsi_sse): New pattern.
9395 (floatsis?f2): Support SSE.
9396 (floatsidf2_i387): New pattern.
9397 (floatsidf2_sse): Likewise.
9399 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9401 * configure.in: Use "have_gnat" variable, not "gnat".
9402 * configure: Regenerated.
9404 * config/sparc/sparc.c (function_value): Treat all non-record
9405 aggregate types like used to treat UNION_TYPE.
9407 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
9409 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
9410 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
9412 (MASK_MIX_SSE_I387): New.
9413 (TARGET_SSE): SSE2 imply SSE.
9414 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
9415 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
9416 (enum reg_class): Add new classes.
9417 (REG_CLASS_NAMES): Likewise.
9418 (REG_CLASS_CONTENTS): Likewise.
9419 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
9420 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
9421 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
9422 (CLASS_MAX_NREGS): Use new macros.
9423 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
9424 * i386.md (pushsf, movsf): Support SSE.
9425 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
9426 splitters to use ANY_FP_REGNO_P.
9427 (movdf_nointeger, movdf_integer): Likewise.
9429 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9431 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
9432 (try_combine): Use it.
9434 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
9436 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
9437 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
9438 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
9439 (REGISTER_MOVE_COST): Likewise.
9440 * i386-protos.h (ix86_secondary_memory_needed,
9441 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
9442 * i386.c (ix86_secondary_memory_needed,
9443 ix86_preferred_reload_class, ix86_register_move_cost): New function.
9445 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
9447 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
9448 (HARD_REGNO_MODE_OK): Move offline to ....
9449 * i386.c (ix86_hard_regno_mode_ok) ... here;
9450 refuse all incorrect modes.
9451 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
9453 2001-02-13 Richard Henderson <rth@redhat.com>
9455 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
9456 entire operator; replicate that and match_dup the operands.
9457 (cmp_ccx_arith_op_set): Likewise.
9458 (cmp_cc_arith_op_not_set): Likewise.
9459 (cmp_ccx_arith_op_not_set): Likewise.
9461 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9463 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
9465 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9467 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
9468 (TARGET_NO_BITFIELD_WORD): New macro.
9469 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
9470 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
9472 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9474 * cselib.c: New file, from simplify-rtx.c.
9475 * simplify-rtx.c: Remove cselib parts.
9476 * Makefile.in: Add cselib.o.
9478 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9480 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
9481 (setup_incoming_varargs): Remove warning.
9483 * config/rs6000/rs6000.c (validate_condition_mode): When
9484 flag_fast_math, allow floating-point conditionals to be reversed.
9485 (rs6000_generate_compare): When flag_fast_math, don't generate
9486 cror operations for FP conditionals.
9488 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
9490 (ASM_SPEC): Likewise.
9491 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
9492 (CC1_SPEC): Likewise.
9493 (LINK_TARGET_SPEC): Likewise.
9494 (CPP_ENDIAN_SPEC): Likewise.
9495 * Makefile.in (check-consistency): New target.
9497 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
9499 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
9500 "return type defaults" warning for functions with return type
9502 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
9503 function declarations by default rather than only when pedantic.
9505 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
9507 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
9510 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9512 * extend.texi (Deprecated): Deprecate new initializer lists.
9514 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9516 * mkdeps.c (deps_add_default_target): Robustify. Add
9517 basename component only.
9518 * cpp.texi (-M): Describe how default target is generated.
9519 * invoke.texi (-M): Likewise.
9521 2001-02-12 Kazu Hirata <kazu@hxi.com>
9523 * toplev.c (push_float_handler): Remove.
9524 (pop_float_handler): Remove.
9525 * toplev.h: Remove prototypes for the above functions.
9527 2001-02-12 Jakub Jelinek <jakub@redhat.com>
9529 * c-common.c (constant_fits_type_p): New function.
9530 (convert_and_check): Use it.
9532 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9534 * Makefile.in (GXX_ABI_FLAG): Don't define.
9535 * configure.in (--enable-new-gxx-abi): Remove option.
9536 * config.in: Regenerated.
9537 * configure: Likewise.
9539 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
9541 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
9543 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
9544 regular basic block, and arrange for all edges into it to switch
9547 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9549 * Makefile.in (distclean): Do not remove .gdbinit.
9551 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9553 * Makefile.in (gcc.o): Fix typos.
9554 (protize.o): Likewise.
9555 (unprotoize.o): Likewise.
9557 2001-02-11 Richard Henderson <rth@redhat.com>
9559 * tree.c (build1): Check for null operand in last change.
9561 2001-02-11 Richard Henderson <rth@redhat.com>
9563 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
9564 (fold): Don't assume a constant isn't foldable.
9565 * tree.c (build): Set TREE_CONSTANT for an expression with no
9566 side-effects and constant operands.
9569 2001-02-10 Richard Henderson <rth@redhat.com>
9571 * jump.c (squeeze_notes): Revert 2000-05-12 change.
9573 2001-02-10 Anthony Green <green@redhat.com>
9575 * cpp.texi (Standard Predefined): Add documentation for
9578 * c-common.c (combine_strings): Improve warning message.
9580 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
9582 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
9584 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
9586 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
9588 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
9591 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
9593 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
9596 2001-02-09 Nick Clifton <nickc@redhat.com>
9598 * config/arm/arm.md: Change output contraint on post inc
9599 load/store multiple patterns to be a read/write contraint.
9601 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
9603 * gcc.c (cpp_options): Delete .d files on error. Don't delete
9604 .o files when using the -M options.
9606 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9607 David Edelsohn <edelsohn@gnu.org>
9609 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
9610 handle DImode constants. Use one TOC entry for SImode and smaller
9611 constants, aligned properly.
9613 2001-02-08 Jason Merrill <jason@redhat.com>
9615 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
9616 about the SP adjustment for saving the static chain pointer.
9617 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
9618 offset when setting a temporary CFA register.
9620 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
9622 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
9623 powerpc-*-chorusos* .
9624 * config/rs6000/chorus.h : New file.
9625 * config/i386/chorus.h : New file.
9626 * config/sparc/chorus.h : New file.
9627 * config/sparc/t-chorus-elf : New file.
9629 2001-02-08 David Edelsohn <edelsohn@gnu.org>
9631 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
9632 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
9633 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
9634 (__WCHAR_TYPE__): Correct macro name.
9636 2001-02-08 Richard Henderson <rth@redhat.com>
9638 * config/i386/i386.c (ix86_frame_pointer_required): New.
9639 (ix86_setup_frame_addresses): New.
9640 (struct machine_funciton): Add accesses_prev_frame.
9641 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
9642 ix86_frame_pointer_required.
9643 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
9644 (SETUP_FRAME_ADDRESSES): New.
9645 * config/i386/i386-protos.h: Update.
9646 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
9647 from FRAME_POINTER_REQUIRED.
9648 * config/i386/svr3gas.h: Likewise.
9649 * config/i386/sysv3.h: Likewise.
9650 * config/i386/v3gas.h: Likewise.
9652 2001-02-08 Richard Henderson <rth@redhat.com>
9654 * config/sparc/sparc.c (function_arg_record_value_3): Fix
9655 calculation of the number of integer registers required.
9656 (function_arg_record_value): Likewise.
9658 2001-02-08 Jason Merrill <jason@redhat.com>
9660 * diagnostic.c (internal_error): Say "confused" after 1 error, not
9661 two. Print file and line with "confused" message.
9663 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
9665 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9667 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
9669 2001-02-08 Bernd Schmidt <bernds@redhat.com>
9671 * final.c (cleanup_subreg_operands): The address of a MEM can
9674 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
9677 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
9679 * gcc.texi (Incompatibilities): Update documentation of
9680 preprocessing numbers.
9682 2001-02-07 Jakub Jelinek <jakub@redhat.com>
9684 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
9686 2001-02-07 Mark Mitchell <mark@codesourcery.com>
9688 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
9690 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
9691 * gcc.c (struct compiler): Add cpp_spec field.
9692 (input_file_compiler): New variable.
9693 (do_spec_1): Allow a particular compiler to handle `%C'
9695 (main): Store the current compiler in input_file_compiler.
9696 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
9698 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
9700 * cpphash.h (struct spec_nodes): Add n_true and n_false.
9701 * cppinit.c (cpp_create_reader): Initialize them.
9702 (append_include_chain): cxx_aware arg might be unused.
9703 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
9704 keywords and give them their phase 7 meaning. Pedwarn about
9705 this unless '__bool_true_false_are_defined' is defined.
9707 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9709 * lcm.c (optimize_mode_switching): Emit mode_set before the
9710 JUMP_INSN of an abnormal edge.
9712 2001-02-07 Bernd Schmidt <bernds@redhat.com>
9714 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
9715 a scheduling barrier at the end.
9717 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
9719 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9721 * config/sh/sh.md (reload_outsf): Removed.
9722 (movsf_ie): Introduce constraints for FPUL loads and stores.
9723 (reload_insf): Broaden the output constraint.
9725 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
9727 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
9728 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
9730 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
9732 * final.c: Revert my previous changes.
9733 * output.h: Make profile_label_no extern.
9734 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
9735 for generating label.
9737 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
9739 * config/i386/djgpp.h: Add comments about standard paths.
9740 (MD_EXEC_PREFIX): Undefine before defining.
9741 (MD_STARTFILE_PREFIX): New.
9743 2001-01-30 Bruce Korb <bkorb@gnu.org>
9745 fixinc/fixincl.c(process): Emit error message only if appropriate :)
9746 (load_file): do not rely on load_file_data() to close file pointer
9747 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
9748 fixinc/inclhack.def(irix_limits_const): add test_text
9750 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9752 * cppexp.c (parse_defined): Improve diagnostics for invalid
9755 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9757 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
9759 2001-02-06 Mark Mitchell <mark@codesourcery.com>
9761 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
9762 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
9763 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
9764 (rs6000_output_symbol_ref): New function.
9765 (output_toc): Use VTABLE_NAME_P.
9767 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9769 * print-tree.c (print_node, case PARM_DECL):
9770 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
9772 * stor-layout.c (reference_types_internal): New variable.
9773 (internal_reference_types): New function.
9774 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
9775 * tree.h (internal_reference_types): New declaration.
9777 * cse.c (find_best_addr): Fix typo in computing cost.
9779 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9781 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
9782 and this is the sum of a pointer and a constant, we know the result
9784 (num_sign_bit_copies, case PLUS): Likewise.
9785 * explow.c (convert_memory_address): Remove opposite SUBREG.
9786 * function.c (instantiate_new_reg): New function (from common code).
9787 (instantiate_virtual_regs_1): Call it.
9788 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
9789 if pointers sign- or zero-extend.
9790 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
9791 If pointers extend unsigned, use inside of SUBREG.
9792 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
9794 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
9796 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
9797 subdir of gcc_gxx_include_dir.
9798 (gcc_gxx_target_include_dir): Remove.
9800 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
9802 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
9803 (dwarf2out_frame_debug_expr): Revise introductory comments to add
9804 a high-level description.
9806 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
9808 * final.c: Move the declaration of profile_label_no to ...
9809 * output.h: ... here.
9810 * function.c (expand_function_start): Call PROFILE_HOOK.
9811 * config/rs6000/aix.h: Define PROFILE_HOOK.
9812 * config/rs6000/rs6000-protos.h: output_profile_hook new.
9813 * config/rs6000/rs6000.c (output_profile_hook): Define.
9814 (output_prolog): Do nothing for ABI_AIX as it is taken care by
9815 output_profile_hook.
9816 tm.texi : Explain new macro PROFILE_HOOK.
9818 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
9820 * extend.texi (Extended Asm): Do not say that semicolon is always
9821 a valid line-breaking character for GNU assemblers. Use
9822 newline-tab as the most commonly supported syntax. Use
9823 newline-tab rather than semicolon in multi-insn examples.
9825 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9827 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
9829 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9830 David Edelsohn <edelsohn@gnu.org>
9832 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
9833 code for AIX, even without flag_pic.
9835 2001-02-05 Jakub Jelinek <jakub@redhat.com>
9837 * c-typeck.c (common_type): push and pop binding level around
9838 calling common_type on function parameters.
9840 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
9842 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
9844 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9846 * config/mips/mips.c (override_options): Fix typo in last change.
9847 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
9848 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
9850 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
9852 * invoke.texi (-fdump-class-layout): Document.
9853 (-fdump-translation-unit): Use `=' as filename separator.
9855 2001-02-05 Mark Mitchell <mark@codesourcery.com>
9857 * Makefile.in (s-mlib): Don't build multilibs if
9859 (DRIVER_DEFINES): Adjust accordingly.
9861 (protoize.o): Likewise.
9862 (unprotoize.o): Likewise.
9863 * configure.in: Recognize --enable-multilib.
9865 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9867 * Makefile.in (DRIVER_DEFINES): Fix quoting.
9869 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
9870 * configure.in: Remove --enable-libstdcxx_v3 support.
9871 * configure: Regenerated.
9873 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9875 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
9876 Call abort instead of fatal.
9877 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
9878 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
9879 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
9880 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
9881 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
9882 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
9884 * diagnostic.h (set_internal_error_function): Renamed.
9885 * toplev.h (internal_error): Renamed from fatal.
9886 (pfatal_with_name): Deleted.
9887 (fatal_io_error): Now has printf-style arguments.
9888 * diagnostic.c (pfatal_with_name): Deleted.
9889 (fatal_io_error): Rework to have args in printf-style.
9890 (set_internal_error_function): Renamed from set_fatal_function.
9891 (internal_error): Renamed from fatal.
9892 (error_recursion, fancy_abort): Call internal_error instead of fatal.
9893 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
9894 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
9895 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
9896 * flow.c (verify_flow_info): Likewise.
9897 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
9898 * config/mips/mips.c (save_restore_insns): Likewise.
9900 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
9901 * flow.c (verify_flow_info): Likewise.
9902 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
9903 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
9904 (avr_normalize_condition): Likewise.
9905 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
9906 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
9907 (limit_reload_class, double_reg_to_memory): Likewise.
9908 (print_operand_address, emit_1600_code_shift): Likewise.
9909 (gen_tst_reg, gen_compare_reg): Likewise.
9910 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
9911 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
9913 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
9915 * c-parse.in (methoddef): Call fatal_error instead of fatal.
9916 * objc/objc-act.c (build_ivar_chain): Likewise.
9917 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
9919 * graph.c (clean_graph_dump_file): Likewise.
9920 * profile.c (init_branch_prob): Likewise.
9921 * objc/objc-act.c (objc_init): Likewise.
9923 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
9924 * config/avr/avr.c (avr_override_options): Likewise.
9925 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
9926 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
9927 * config/h8300/h8300.c (h8300_init_once): Likewise.
9928 * config/mips/mips.c (override_options): Likewise.
9929 * config/i386/i386.c (override_options): Likewise, rework.
9930 * config/m68k/m68k.c (override_options): Likewise.
9932 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
9934 * config/mips/mips.c (print_operand): Likewise.
9935 * hash.c (hash_allocate): Don't check for failure returns from
9936 obstack functions that can't fail.
9937 (hash_table_init_n, hash_table_init): Likewise; also now return void.
9938 * hash.h (hash_table_init_n, hash_table_init): Now return void.
9939 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
9940 (get_object_reference): Likewise.
9942 2001-02-04 Nick Clifton <nickc@redhat.com>
9944 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
9945 StrongARM1110, 10TDMI, and 1020T.
9947 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9949 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
9951 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
9953 * config/sh/sh.md (movdf load split): Pass register number to
9954 FP_OR_XD_REGISTER_P.
9956 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9958 * cppinit.c (BC): New macro.
9959 (builtin_array): Add __GXX_WEAK__.
9960 * cpplib.h (builtin_type): Add BT_WEAK.
9961 * cppmacro.c (builtin_macro): Handle BT_WEAK.
9962 * defaults.h (SUPPORTS_ONE_ONLY): Define.
9963 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
9965 2001-02-03 Jakub Jelinek <jakub@redhat.com>
9967 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
9969 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9971 * cpphash.h: Rename _ALIGN POOL_ALIGN.
9972 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9974 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9976 * cpphash.h: Rename ALIGN _ALIGN.
9977 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9979 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
9981 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
9982 compilation environment.
9983 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
9984 control over location of cygwin includes and libs.
9986 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9988 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
9990 2001-02-02 lars brinkhoff <lars@nocrew.org>
9992 * md.texi (Standard Names): remove reference to spur.md.
9994 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9996 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
9997 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
9998 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
9999 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10000 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10002 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10004 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10005 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10006 number before reload.
10007 (c4x_adjust_cost): Return zero before reload.
10008 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10009 split before reload.
10011 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10013 * c4x.c (c4x_hard_regno_rename_ok): New.
10014 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10015 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10017 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10019 * diagnostic.h: Add missing "extern" in all declarations.
10021 2001-02-02 Alex Samuel <samuel@codesourcery.com>
10023 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
10024 as for gcc_gxx_include_dir.
10026 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10028 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
10030 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10032 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
10033 label before alignment to be used as the braf base address.
10034 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
10036 (casesi_jump_2): Require at least TARGET_SH2.
10038 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
10039 truncation to 32-bit doubles on -m3e and -m4-single-only.
10041 2001-02-02 Mark Mitchell <mark@codesourcery.com>
10043 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
10044 the default when building a shared object.
10045 (init_spec): Use it.
10046 * testsuite/lib/g++.exp: Include the directory where libgcc
10047 is located to the LD_LIBRARY_PATH list.
10048 * invoke.texi (-shared-libgcc): Document the cases in which
10049 GCC defaults to using the shared libgcc.
10051 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10053 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
10054 unsigned is wide enough.
10055 (BITS_PER_SI): New.
10056 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
10057 (si_to_float): Likewise.
10058 (float_to_si, float_to_usi): Use BITS_PER_SI.
10060 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10062 * dwarf2out.c: Added explanation of abbreviations.
10063 (def_cfa_1): Added comments listing DWARF2 instructions.
10064 (cfa_temp_reg): Removed in favor of cfa_temp.
10065 (cfa_temp_value): Removed in favor of cfa_temp.
10066 (cfa_temp): New global variable.
10067 (dwarf2out_frame_debug_expr): Added extensive introductory
10068 comments explaining the function's transformations. Revised to
10069 use cfa_temp. Added some rtx checking. Generalize IOR case.
10070 (dwarf2out_frame_debug): Revised to use cfa_temp.
10071 (output_aranges): Cast as "unsigned" to avoid warning.
10072 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
10073 explain which instructions must be marked.
10075 2001-02-01 Richard Henderson <rth@redhat.com>
10077 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
10080 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10082 * config/sh/crt1.asm (main_k): Modified so that start calls
10083 ___setup_argv_and_call_main.
10085 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
10087 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
10088 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
10089 and AVOID_LPASTE is cleared on meeting an unescaped newline.
10090 * cppmacro.c (builtin_macro): Set builtin flags here.
10091 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
10092 (replace_args): Clarify intent.
10093 (cpp_get_token): Macro expansion tokens get the saved flags.
10095 * cppmain.c (scan_buffer): Remove now-redundant print.printed
10098 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10100 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
10103 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10105 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
10106 returns Pmode pseudo, but we need ptr_mode.
10107 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
10108 Remove bogus conversions; use HOST_WIDE_INT for size.
10109 Don't use TARGET if wrong mode.
10111 * config/i386/i386.c (ix86_compute_frame_size): Allow
10112 stack_alignment_needed to be non-default even if size is zero.
10114 2001-01-31 Alan Modra <alan@linuxcare.com.au>
10116 * pa.c (hppa_init_pic_save): New function.
10117 * pa.h (hppa_init_pic_save): Declare.
10118 * pa.md (call, call_value, sibcall, sibcall_value): Use
10119 the above instead of duplicated code.
10121 * pa.c (hppa_encode_label): Correct size of alloca buffer
10122 so we don't overrun it. Correct leading `*' case.
10123 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
10124 need to handle `*@'.
10125 (FUNCTION_NAME_P): Likewise.
10127 2001-01-31 Richard Henderson <rth@redhat.com>
10129 * config.gcc (alpha-osf5): Use float-i128.h.
10131 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
10132 * config/float-i32.h: Likewise.
10133 * config/float-i64.h: Likewise.
10134 * config/float-sh.h: Likewise.
10135 * config/float-sparc.h: Likewise.
10137 2001-01-31 DJ Delorie <dj@redhat.com>
10139 * expmed.c (extract_bit_field): allow non-integral modes if we
10140 want to extract a whole register from itself.
10142 2001-01-31 Jakub Jelinek <jakub@redhat.com>
10144 * c-typeck.c (set_init_index): If first is equal to last, assume as
10145 if it was not a range at all.
10147 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10149 * config/fp-bit.c: Include tm.h.
10150 (float_to_si): Don't assume SImode is 32-bits wide.
10151 (float_to_usi): Likewise.
10153 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10155 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
10157 (typename): Call pending_xref_error after parsing typed_typespecs.
10158 * c-decl.c (lookup_tag): Give error immediately rather than
10159 leaving it pending if the tag of the wrong type is in the same
10161 (xref_tag): Don't pedwarn for forward declarations of enum types
10163 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
10166 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10168 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
10170 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10172 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
10173 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
10175 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10177 * cpphash.h (struct cpp_reader): New saved_flags.
10178 * cppmacro.c (cpp_get_token): Use saved_flags to remember
10179 to avoid a paste after a pasted token.
10181 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10183 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
10184 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
10185 Wtype_MIN instead of LONG_MIN.
10187 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10189 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
10191 * fixinc/fixincl.x: Regenerated.
10192 * fixinc/inclhack.def (irix_limits_const): New definition to
10193 convert "const" to "__const" in limits.h.
10195 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10197 * fixinc/genfixes (AG): Fix "autogen4" thinko.
10199 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10201 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
10202 when register dies in the insn.
10204 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10206 * diagnostic.c (fatal): Fix word wrap.
10208 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
10210 * combine.c (try_combine): Fix SUBREG setting for
10211 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
10213 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10215 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
10218 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10220 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
10222 * toplev.c (decode_W_option): Update warn_larger_than
10223 unconditionally for each processed switch.
10225 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
10227 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
10229 (hppa_expand_prologue): Delete code to save pic offset table register
10230 in the function prologue.
10231 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
10232 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
10233 table register at the beginning of the function after the prologue.
10235 2001-01-29 lars brinkhoff <lars@nocrew.org>
10237 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
10239 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
10240 Jeff Law <law@redhat.com>
10242 * pa.md (return): Revise comment for trivial return.
10243 (return_internal): Non-trivial return pattern for non-PIC code.
10244 (return_internal_pic): Non-trivial return pattern for PIC code.
10245 It uses the PIC register to ensure it is restored after
10247 (epilogue): Generate appropriate return for PIC and non-PIC code.
10249 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
10251 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
10253 2001-01-29 DJ Delorie <dj@redhat.com>
10255 * combine.c (if_then_else_cond): Pass the correct mode to
10256 operand_subword() for constants.
10258 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
10260 * config/i386/cygwin.h: Add w32api to include search. Search different
10261 directories in a cross-build environment.
10263 2001-11-29 Tim Josling <tej@melbpc.org.au>
10265 * tree.h (TYPE_STUB_DECL): Add documentation.
10267 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
10269 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
10270 (sdbout_field_types): Likwise. Fix use of host_integerp.
10272 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
10274 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
10277 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
10279 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
10280 to use flag_gnu_linker.
10282 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10284 * cpplib.c (T_BAD_DIRECTIVE): Remove.
10285 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
10287 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
10289 * tree.c, tree.h (build_parse_node): Remove; was identical to
10291 * c-lang.c (start_cdtor), objc/objc-act.c
10292 (build_module_descriptor): Use build_nt instead of
10295 2001-01-29 Jakub Jelinek <jakub@redhat.com>
10297 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
10298 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
10299 not have any upper bits set.
10301 2001-01-29 Phil Edwards <pme@sources.redhat.com>
10303 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
10305 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10307 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
10309 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
10311 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
10312 (integer_minus_one_node): Define.
10314 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
10316 * Makefile.in (bootstrap2-lean): Fix typo.
10318 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
10320 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
10321 : Don't set fe_value.
10322 * cpplib.h (AVOID_LPASTE): New flag.
10323 (struct cpp_hashnode): Remove fe_value.
10324 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
10325 * cppmacro.c (builtin_macro): Don't set flags here.
10326 (replace_args): Set AVOID_LPASTE flag on first token of an
10327 argument, and the token following it.
10328 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
10329 macro expansion, and on the token following it. Do it for
10331 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
10333 2001-01-27 Richard Henderson <rth@redhat.com>
10335 * config/alpha/t-ieee: Remove multilibbing.
10336 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10338 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10340 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
10342 * Makefile.in: Remove all dependencies on defaults.h.
10343 * builtins.c: Don't include defaults.h.
10344 * c-common.c: Likewise.
10345 * c-decl.c: Likewise.
10346 * c-pragma.c: Likewise.
10347 * c-typeck.c: Likewise.
10348 * combine.c: Likewise.
10349 * i386.c: Likewise.
10350 * frame-ia64.c: Likewise.
10351 * cppexp.c: Likewise.
10352 * crtstuff.c: Likewise.
10353 * dbxout.c: Likewise.
10354 * dwarf2out.c: Likewise.
10355 * dwarfout.c: Likewise.
10356 * emit-rtl.c: Likewise.
10357 * except.c: Likewise.
10358 * expr.c: Likewise.
10359 * final.c: Likewise.
10360 * frame-dwarf2.c: Likewise.
10361 * libgcc2.c: Likewise.
10362 * optabs.c: Likewise.
10363 * profile.c: Likewise.
10364 * sdbout.c: Likewise.
10365 * toplev.c: Likewise.
10366 * tradcif.y: Likewise.
10367 * tree.c: Likewise.
10368 * varasm.c: Likewise.
10370 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10372 * builtins.c (expand_builtin_fputs): Use size_one_node when
10373 transforming into fwrite.
10375 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
10377 * extend.texi (Attribute Syntax): New section.
10379 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10381 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
10382 they didn't need fixing.
10384 2001-01-27 Janis Johnson <janis@us.ibm.com>
10386 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
10388 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
10389 to remove macro definitions that are duplicated from elfos.h.
10391 2001-01-27 Richard Henderson <rth@redhat.com>
10393 * config/i386/sco5gas.h: Move ...
10394 * config/usegas.h: ... here.
10395 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
10397 2001-01-27 Jakub Jelinek <jakub@redhat.com>
10399 * c-typeck.c (struct constructor_stack): Add range_stack member.
10400 (really_start_incremental_init): Clear it.
10401 (push_init_level): Save constructor_range_stack and clear it if
10402 pushing explicit braces.
10403 (pop_init_level): abort if constructor_range_stack is non-zero at
10404 explicit closing brace. Restore saved constructor_range_stack if
10407 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10409 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
10410 into register was forced into memory.
10412 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10414 * Makefile.in: Remove uses of + before $(MAKE).
10416 2001-01-26 Richard Henderson <rth@redhat.com>
10418 * stmt.c (cost_table): Remove.
10419 (COST_TABLE, cost_table_initialized): New.
10420 (estimate_case_costs): Use the later instead of the former.
10421 (balance_case_nodes): Likewise.
10423 2001-01-26 Richard Henderson <rth@redhat.com>
10425 * alias.c (objects_must_conflict_p): Read-only slots may not
10426 conflict despite having the same type.
10428 2001-01-27 Michael Hayes <mhayes@redhat.com>
10430 * loop.c (loop_giv_reduce_benefit): Copy mode size into
10432 (check_ext_dependant_givs): Initialise u_start_val and
10434 (load_mems): Make last_max_reg unsigned.
10435 (try_swap_copy_prop): Use INSN_P and initialise set.
10437 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
10439 * README.AVR : Removed.
10441 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
10443 * pa-64.h (text_section): Remove declaration.
10445 * pa.md (return_internal): Remove mode on PIC register use.
10447 2001-01-25 lars brinkhoff <lars@nocrew.org>
10449 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
10450 ASM_CLOSE_PAREN): fix typos.
10452 2001-01-25 Mark Mitchell <mark@codesourcery.com>
10454 * acconfig.h: Define `const' to the empty string if neither
10455 __STDC__ nor __cplusplus is defined.
10456 * config.in: Regenerated.
10458 2001-01-25 David Edelsohn <edelsohn@gnu.org>
10460 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
10461 * collect2.c (main): Delete importf. Add ".obj" file extension.
10462 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
10463 (aix_std_libs): Add additional AIX libraries to skip.
10464 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
10465 * config/rs6000/aix51.h: New file.
10467 2001-01-25 Michael Hayes <mhayes@redhat.com>
10469 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
10470 (loop_insn_emit_before): No longer static.
10471 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
10472 (loop_givs_rescan, load_mems): Likewise.
10473 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
10474 (maybe_eliminate_biv_1):
10475 (move_movables): Replace emit_call_insn_before with
10476 loop_call_insn_hoist.
10477 * loop.h (loop_insn_emit_before): Add.
10478 * unroll.c (copy_loop_body): Replace emit_insn_before with
10479 loop_insn_emit_before.
10481 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
10483 * diagnostic.c (fatal): Request preprocessed source.
10485 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
10487 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
10488 olddecl has argument types and newdecl has none, use the argument
10489 types from olddecl.
10491 2001-01-24 Ulrich Drepper <drepper@redhat.com>
10493 * dwarf2out.c (prefix_of): New function. Determine longest common
10494 prefix of the two arguments. The units are whole path components.
10495 (output_file_names): When adding a new directory find the one entry
10496 with the longest common prefix already in the list. Artificially
10497 generate entry if there is none for this prefix.
10498 Fix test to check whether the zeroth directory entry is used.
10500 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
10502 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
10503 Changed all callers. Take it into account when deciding if a
10504 previously loaded value matches.
10506 2001-01-24 Richard Henderson <rth@redhat.com>
10508 * reload.c (find_reloads_subreg_address): Fail the substitution
10509 if the resulting address is insufficiently aligned.
10511 2001-01-24 DJ Delorie <dj@redhat.com>
10513 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
10514 check the original operand's mode also.
10515 * simplify-rtx.c (simplify_ternary_operation): Ditto.
10517 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10519 * c-parse.in (cast_expr): Move compound literals from here ...
10520 (primary): ... to here. Use standard terminology "compound
10521 literal" instead of "constructor expression".
10523 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10525 * gcc.1, cpp.1: Regenerate.
10527 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
10529 * calls.c (emit_library_call_value_1): Memory slot for
10530 pass-by-reference argument should have the mode of the argument,
10531 not of the pointer to it.
10533 2001-01-24 Tom Tromey <tromey@redhat.com>
10535 * gcc.texi (G++ and GCC): Mention gcj manual.
10536 (Standards): Link to section of manual mentioning gcj/Java
10539 2001-01-24 Jakub Jelinek <jakub@redhat.com>
10541 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
10542 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
10543 * tradcpp.c (main): Add -imacros or -include'd dependencies
10545 * cpp.texi (-M, -MM): Document -M -include behaviour.
10547 2001-01-24 Roger Collins <roger@ProProject.com>
10549 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
10551 2001-01-24 Will Cohen <wcohen@redhat.com>
10553 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
10554 whether registers are 32 bits or 64 bits in size.
10556 2001-01-24 Ben Elliston <bje@redhat.com>
10558 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
10560 2001-01-24 Richard Henderson <rth@redhat.com>
10562 * config/alpha/alpha.md (builtin_longjmp_internal): New.
10563 (builtin_longjmp): Use it instead of emit_indirect_jump.
10565 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
10567 * bb-reorder.c (make_reorder_chain_1): Handle case where
10568 jump edge goes to the same block as the fallthru edge.
10570 2001-01-23 Jim Wilson <wilson@redhat.com>
10572 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
10573 * frame.h (__ia64_personality_v1): Add prototype.
10574 * libgcc2.c (ia64_throw_helper): Change personality declaration to
10575 prototype form. Add void * cast to first argument to personality
10577 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
10578 (asctoe113): Likewise.
10579 * config/ia64/frame-ia64.c: Include eh-common.h.
10580 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
10582 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
10584 (itanium_split_issue): Add prototype.
10585 (gen_nop_type): Ifdef out.
10586 (find_best_packet): Initialize best_packet.
10587 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
10589 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
10590 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
10591 (flushrs): Add explicit stop bit at end.
10592 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
10595 2001-01-23 Chris Demetriou <cgd@broadcom.com>
10597 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
10599 * libgcc2.c (__terminate_func): Make variable static.
10600 (__terminate_set_func): New function to set __terminate_func.
10601 * libgcc2.h (__terminate_func_ptr): New typedef.
10602 (__terminate_set_func): New function.
10604 2001-01-23 Richard Henderson <rth@redhat.com>
10606 * flow.c (init_propagate_block_info): Don't consider unchanging
10607 memories for dead frame store elimination.
10609 2001-01-23 Richard Henderson <rth@redhat.com>
10611 * varasm.c (UNIQUE_SECTION): Move default implementation ...
10612 * defaults.h: ... here.
10614 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10616 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
10618 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10620 * c-lex.c (lex_charconst): Fix typo: s/p/str.
10622 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10624 * rs6000.h (rs6000_return_addr): Move prototype from here...
10625 * rs6000-protos.h (rs6000_return_addr): ...to here.
10626 (rs6000_init_expanders): Delete prototype.
10628 2001-01-23 Nick Clifton <nickc@redhat.com>
10630 * invoke.texi: Replace , with \, inside @gccoptlist macros.
10631 (Spec Files): Document %B and %j and %. and %v3 and %M and
10632 %{S*&T} spec switches.
10634 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10636 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
10638 2001-01-23 Chris Demetriou <cgd@sibyte.com>
10639 Neil Booth <neil@daikokuya.demon.co.uk>
10641 * cpperror.c: Merge handlers of PEDWARN and WARNING.
10642 Have -Werror make pedantic warnings errors, like the
10645 2001-01-23 Phil Edwards <pme@sources.redhat.com>
10647 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
10649 2001-01-23 Jakub Jelinek <jakub@redhat.com>
10651 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
10652 * integrate.c (expand_inline_function): Initialize them.
10653 (subst_constants): If changing COMPARE so that both its arguments
10654 will be VOIDmode and the comparison mode will be lost, note
10655 compare_mode. Use the recorded compare_mode to optimize
10658 2001-01-23 Jason Merrill <jason@redhat.com>
10660 * dwarf2out.c (new_die): Use xcalloc.
10661 (output_die): Abort rather than emit a local reference to offset 0.
10663 2001-01-17 Andrew Haley <aph@redhat.com>
10665 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
10666 of a saved register; return NULL instead.
10667 (copy_reg): Take a pointer to a source register rather than a
10669 (next_stack_level): Remember the address in the stack frame of all
10671 Use the saved register pointer array as the source of the CFA.
10672 (throw_helper): Rewrite. Unwind once rather than twice and keep
10673 track of saved registers as we go.
10675 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10677 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
10678 * c4x.c (c4x_legitimize_reload_address): Remove.
10679 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
10680 reload address for ldp(k) insn.
10682 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
10684 * pa.md (return_internal): Add a USE of the PIC register to ensure
10685 it is restored after each call.
10686 (return expander): Corresponding changes.
10688 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10690 * rs6000.h (INIT_EXPANDERS): Delete.
10691 (RETURN_ADDR_RTX): Call rs6000_return_addr().
10692 * rs6000.c (rs6000_override_options): Call *_machine_status from
10694 (rs6000_init_expanders): ...instead of here. Delete.
10695 (rs6000_mark_machine_status): New function.
10696 (rs6000_init_machine_status): Use xcalloc.
10697 (rs6000_return_addr): Generate RTX for the return address.
10698 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
10699 (rs6000_stack_info): Use it.
10701 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
10703 * gthr-win32.h: Include errno.h to get a declaration for
10704 EINVAL and _mingw.h if the target is mingw32.
10706 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
10708 * cpp.texi: Correct typos.
10710 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10712 * explow.c (probe_stack_range): Ensure value passed to
10713 stack_check_libfunc is ptr_mode, not Pmode.
10715 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
10717 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
10718 case, don't use operand_subword to calculate a SUBREG that is
10721 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
10723 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10725 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
10726 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
10727 valid. If not replace it by equivalent insns.
10729 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10731 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
10732 contains SYMBOL_REF, LABEL_REF and CONST_INT.
10733 (c4x_U_constraint, symbolic_address_operand): Likewise.
10734 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
10736 (c4x_r11_set_p, c4x_check_laj_p): New functions.
10737 * c4x-protos.h (c4x_check_laj_p): Add prototype.
10738 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
10739 anulling slot because of silicon bug.
10740 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
10742 2001-01-22 Alan Modra <alan@linuxcare.com.au>
10744 * cppexp.c (parse_charconst): Change `mask' type to agree
10747 2001-01-21 Richard Henderson <rth@redhat.com>
10749 * config/i386/i386.c (ix86_asm_file_end): Disable putting
10750 pic_label_name in a linkonce section.
10752 2001-01-17 Philipp Thomas <pthomas@suse.de>
10754 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
10756 * configure: Regenerate.
10758 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
10760 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
10761 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
10763 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
10765 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
10766 If REVERSE nonzero then condition code in X must be reversed.
10767 (encode_section_info): Optimise if/else.
10768 (avr_function_value): Fix formatting.
10770 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
10771 (difficult_branch): Likewise.
10772 (rvbranch): Likewise.
10773 (difficult_rvbranch): Likewise.
10775 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
10777 * config/avr/libgcc.S: Fix comment.
10779 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10781 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
10783 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10785 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
10787 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10789 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
10790 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
10791 * configure, config.in: Regenerate.
10792 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
10793 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
10794 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
10795 (doprint.o): New rule.
10797 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
10799 * c-typeck.c (digest_init): Handle boolean types as scalars.
10801 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10803 * stmt.c (expand_return): Don't return anything if size is zero.
10804 Delete redundant assignment to BYTES.
10805 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
10807 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
10809 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
10810 the same as the default library function names.
10811 * config/avr/avr.md: Document special characters after '%'.
10812 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
10813 knowing which of the call-used registers are really clobbered.
10814 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
10815 New. Both quotient and remainder from one libgcc.S call.
10816 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
10817 clobber as few registers as possible.
10818 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
10820 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
10822 * cppmacro.c (funlike_invocation_p): Don't move back up to the
10823 context of the top of the stack.
10825 2001-01-20 Jakub Jelinek <jakub@redhat.com>
10827 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
10828 (fixup_var_refs_insns): ...here.
10830 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
10832 * function.c (fixup_var_refs_insns): Break up into
10833 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
10834 [loop over entire insn list], and fixup_var_refs_insns_with_hash
10835 [loop over hash table entries].
10836 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
10837 fixup_var_refs_insns_with_hash, to match above changes.
10839 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
10841 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
10842 (libgcc.a): Likewise.
10843 (stmp-multilib): Likewise.
10844 (STAGE2_FLAGS_TO_PASS): Likewise.
10846 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
10848 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
10849 temporary if no_new_pseudos.
10851 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
10853 * cppinternals.texi: Update.
10855 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
10857 * arm.c (arm_init_builtins): Re-enable builtins.
10859 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10861 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
10862 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
10863 element to be null, and always expect an EXPR_LIST.
10864 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
10865 * sched-deps.c (sched_analyze_1): Likewise.
10866 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10868 * regclass.c (max_set_parallel): New variable.
10869 (reg_scan): Take it into account in computation of max_parallel.
10870 (reg_scan_mark_refs, case SET): Compute it.
10872 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
10874 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
10875 * function.c (assign_parms): Use INTVAL for a CONST_INT.
10877 2001-01-19 Jason Merrill <jason@redhat.com>
10879 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
10880 for the abstract instance of an inline function.
10882 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
10883 J"orn Rennecke <amylaar@redhat.com>
10885 * reload1.c (move2add_note_store): Treat all registers directly or
10886 indirectly derived from a base register as members of the same set
10888 (reload_cse_move2add): Adjust accordingly. Take mode and offset
10889 of base register into account.
10891 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
10893 * alias.c (find_base_value): Recognize TRUNCATE.
10894 (record_set): In PLUS case, invalidate if other summand is also a
10897 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10899 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
10900 entry to be EXPR_LIST.
10901 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
10902 be an EXPR_LIST (but not null, which other code doesn't allow).
10903 (note_stores): Properly handle PARALLEL in SET.
10904 Recursively call for top-level PARALLEL.
10905 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
10906 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10908 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
10910 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
10912 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
10913 not pfile->skipping (== 0).
10915 2001-01-17 Nick Clifton <nickc@redhat.com>
10917 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
10920 2001-01-17 Jim Wilson <wilson@redhat.com>
10922 * invoke.texi (IA-64 options): Improve.
10924 2001-01-17 Tom Tromey <tromey@redhat.com>
10926 * invoke.texi (Optimize Options): Use `{}' to around @samp
10929 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
10931 * invoke.texi (-fno-guess-branch-probability): New option.
10933 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10935 * combine.c (try_combine): Don't set i3_subst_into_i2 for
10936 case of making new double-word constant.
10937 Revert last change: instead just test i3_subst_into_i2.
10939 2001-01-17 Jakub Jelinek <jakub@redhat.com>
10941 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
10942 Use q constraints instead of r.
10944 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
10946 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
10947 (machine_function): Define.
10948 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
10949 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
10950 pa_free_machine_status): New functions.
10951 (override_options): Set {init,mark,free}_machine_status to above.
10952 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10953 PIC_OFFSET_TABLE_REGNUM_SAVED.
10954 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10955 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
10956 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
10957 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
10958 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10960 2001-01-15 DJ Delorie <dj@redhat.com>
10962 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
10966 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10968 * flow.c (propagate_one_insn): Make trying to delete a prologue
10969 or epilogue insn an ICE, not a warning. Allow doing this if
10970 the current function returns with stack pointer depressed.
10972 * combine.c (try_combine): If i3_subst_into_i2, properly check for
10973 I3 having more than one SET.
10975 2001-01-16 Jim Wilson <wilson@redhat.com>
10977 * invoke.texi: Document IA-64 options.
10979 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
10980 (fixup_errata): Delete TARGET_A_STEP use.
10981 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
10982 (TARGET_SWITCHES): Delete -ma-step option.
10983 * config/ia64/ia64.md (all FP patterns): Delete %B0.
10984 (movqicc_astep, movqi_internal_astep, movhicc_astep,
10985 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
10986 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
10987 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
10988 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
10990 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
10991 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
10992 cmovsi_internal): Delete ! TARGET_A_STEP check.
10994 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10996 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
10997 possibility to report bugs via postal mail. Change a URL and
10998 merge in a nearly duplicate statement...
10999 (Bug Reporting): ...from here.
11000 (Service): Refer to the Bug Reporting section instead of
11001 duplicating an URL.
11002 (Contributing): Remove trivial explanations concerning snapshots.
11004 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11006 * cppmain.c (general_init): Don't use ANSI prototype.
11008 2001-01-16 Tom Tromey <tromey@redhat.com>
11010 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11012 2001-01-16 Richard Henderson <rth@redhat.com>
11014 * config/i386/i386.h: Fix comment typo.
11015 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11016 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11018 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11020 * gcc.c: Revert previous -fsyntax-only-related change; move
11023 2001-01-16 Jakub Jelinek <jakub@redhat.com>
11025 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
11026 inmode after checking GET_CODE (op).
11028 2001-01-16 Richard Henderson <rth@redhat.com>
11030 * flow.c (struct propagate_block_info): Add mem_set_list_len.
11031 (MAX_MEM_SET_LIST_LEN): New.
11032 (propagate_one_insn): Update mem_set_list_len.
11033 (invalidate_mems_from_autoinc): Likewise.
11034 (invalidate_mems_from_set): Likewise.
11035 (mark_used_regs): Likewise.
11036 (init_propagate_block_info): Likewise. Stop collecting memories
11037 when we reach MAX_MEM_SET_LIST_LEN.
11038 (mark_set_1): Likewise.
11040 2001-01-16 Richard Henderson <rth@redhat.com>
11042 * unroll.c (precondition_loop_p): Fail if no iteration
11045 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11047 * gcc.c: When -fsyntax-only is given, do not complain about
11050 2001-01-15 Richard Henderson <rth@redhat.com>
11052 * config/i386/i386.c (asm_output_function_prefix): Remove.
11053 (ix86_asm_file_end): New.
11054 (load_pic_register): Generate pic_label_name into a
11055 staticly allocated buffer.
11056 * config/i386/i386-protos.h: Update.
11057 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
11058 (ASM_FILE_END): New.
11059 * config/i386/i386afe.h: New file.
11060 * config.gcc (i?86-*-elf) [tm_file]: Use it.
11061 (i?86-*-{freebsd,linux*,moss*}): Likewise.
11062 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
11063 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
11064 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
11065 * config/i386/sco5.h (ASM_FILE_END): Likewise.
11066 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
11068 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11070 * Makefile.in (install-man): Remove explicit dependency on
11073 * configure.in, configure: Revert previous patch requiring perl
11076 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
11078 * toplev.c (flag_guess_branch_prob): New.
11079 (f_options): Add guess-branch-probability option.
11080 (rest_of_decl_compilation): Only estimate branch probability if
11082 (main): set flag_guess_branch_prob.
11084 * flags.h (flag_guess_branch_prob): New.
11086 2001-01-15 DJ Delorie <dj@redhat.com>
11088 * gcc.texi (Makefile): Add documentation for Makefile targets.
11090 2001-01-15 Philip Blundell <philb@gnu.org>
11092 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
11094 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
11095 (is_pic): Delete declaration.
11096 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
11097 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
11098 * config/arm/arm.md (builtin_setjmp_receiver): New.
11100 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11102 * arm.c (use_return_insn): Don't try to determine the function type
11103 until after reload has completed.
11104 (arm_output_epilogue): Don't adjust the sp value recovered from the
11106 (emit_multi_reg_push): Don't record dwarf information for the pc.
11107 * arm.md (eh_epilogue): The function type may have changed, so it
11108 needs to be recalculated.
11109 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
11110 unwind tables on arm/netbsd.
11112 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11114 * arm.md (cbranchsi4): Correct calculation of branch ranges.
11115 (negated_cbranchsi4): Likewise.
11117 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11119 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
11120 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11121 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
11122 pass -mapcs-* options to assembler.
11123 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
11124 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11125 (ASM_SPEC): Call subtarget_extra_asm_spec.
11127 2001-01-15 Andreas Jaeger <aj@suse.de>
11129 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
11131 (ix86_expand_builtin): Likewise.
11133 * gencodes.c (output_predicate_decls): Make i size_t to avoid
11134 warning about comparison between signed and unsigned.
11136 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11138 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
11140 2001-01-14 Ralf Baechle <ralf@gnu.org>
11142 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
11143 SUBTARGET_CPP_SPEC apropriatly.
11145 2001-01-12 Mark Mitchell <mark@codesourcery.com>
11147 * varasm.c (make_decl_rtl): Fix typo in last change.
11149 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
11151 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
11152 linker supports the init_priority C++ attribute.
11153 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
11154 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
11155 linker does not support init_priority C++ attribute.
11157 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
11159 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
11161 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11163 * c-parse.in (finish_parse): Add comment about cpp_destroy.
11164 * cp/lex.c (finish_parse): Similarly.
11165 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
11166 Return the number of errors encountered.
11167 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
11168 * cppmain.c (main): Don't call cpp_destroy.
11170 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11172 * configure.in: Require at least perl 5.6.0 to regenerate
11174 * configure: Regenerate.
11176 2001-01-14 Richard Henderson <rth@redhat.com>
11178 * genrecog.c (DT_veclen_ge): New.
11179 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
11180 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
11181 (nodes_identical_1): Handle DT_veclen_ge.
11182 (write_cond, debug_decision_2): Likewise.
11184 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11186 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
11188 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
11190 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11192 * cppmain.c (do_preprocessing): New function; most of the old
11194 (main): Call it to do most of the work.
11195 (cb): Move from global scope to set_callbacks ().
11196 (setup_callbacks): Get the callback pointer.
11197 (general_init, printer_init): Clean up code and comments.
11199 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11201 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
11204 2001-01-14 Kazu Hirata <kazu@hxi.com>
11206 * config/h8300/h8300.c (get_shift_alg): Update comments.
11208 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11210 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
11211 (alloc_page, ggc_alloc): Add casts to remove warnings.
11213 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11215 * combine.c (simplify_comparison): Don't change `code' when
11216 can't reverse comparison.
11218 2001-01-14 Richard Henderson <rth@redhat.com>
11220 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
11221 update all call sites. Return true for all non-label constants.
11223 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
11225 * i386.c (ix86_expand_compare): Add bypass_test and second_test
11227 (ix86_expand_branch): Update.
11228 (ix86_expand_setcc): Update to handle multiple test conditions.
11229 (expand_int_movcc): Likewise.
11230 (expand_fp_movcc): Likewise.
11231 * i386-protos.h (ix86_expand_compare): New.
11232 * i386.md (andqi_?_slp, orqi_?_slp): New.
11233 (conditional trap expander): Update call to ix86_expand_compare.
11235 2001-01-14 Richard Henderson <rth@redhat.com>
11237 * config/vax/vax.md: Use nonimmediate_operand instead of
11238 general_operand in destinations.
11240 * config/vax/vax.md (indirect_jump): Use register_operand.
11242 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
11243 * config/vax/vax.md (call_pop): Turn into an expander.
11244 (call_value_pop): Likewise.
11245 (call, call_value): New.
11247 2001-01-14 Andreas Jaeger <aj@suse.de>
11249 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
11251 (ix86_fp_compare_mode): Add unused attribute.
11252 (ix86_expand_fp_movcc): Remove unused variable.
11253 (ix86_expand_builtin): Make fcode unsigned.
11255 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
11256 (expand_expr): Add cast to avoid signed warning.
11257 (store_field): Likewise.
11258 (store_constructor_field): Likewise.
11259 (store_constructor): Likewise.
11260 (store_expr): Likewise.
11261 (clear_storage): Likewise.
11262 (emit_group_store): Likewise.
11263 (emit_group_load): Likewise.
11265 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11267 * c-common.c: Move format checking code to ...
11268 * c-format.c: ... here. New file. Reorder some functions and
11270 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
11272 * c-common.h (decl_handle_format_attribute,
11273 decl_handle_format_arg_attribute): Declare.
11274 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
11275 (c-common.o): Adjust dependencies.
11276 (c-format.o): New list of dependencies.
11278 2001-01-13 Jakub Jelinek <jakub@redhat.com>
11280 * unroll.c (loop_iterations): If we cannot prove iteration variable
11281 is set once in each iteration, punt.
11283 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
11285 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
11286 (*strlenhi): Remove clobber (which was buggy) of output address.
11288 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11290 * Makefile.in (generated-manpages): Add gcc.1
11291 ($(srcdir)/gcc.1): New target.
11292 (maintainer-clean): Delete $(srcdir)/gcc.1.
11293 * gcc.texi: Add macros @gccoptlist and @gol.
11294 * invoke.texi: Include option summary in manpage. Mark up option
11295 summary with @gccoptlist and @gol. Use @r in one place where
11297 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
11298 * gcc.1: Generate from invoke.texi.
11300 2001-01-13 Richard Henderson <rth@redhat.com>
11302 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
11303 (struct page_entry): Add group member.
11304 (struct page_group): New.
11305 (struct globals): Add page_groups member.
11306 (alloc_anon): Only define for using mmap; remove valloc call.
11307 (page_group_index): New.
11308 (set_page_group_in_use): New.
11309 (clear_page_group_in_use): New.
11310 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
11311 (free_page, release_pages): Likewise.
11312 * configure.in (with-gc): Default to ggc-page always.
11314 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11316 * reload1.c (replace_pseudos_in_call_usage): Use
11317 reg_equiv_constant and reg_equiv_address, and don't try
11318 regno_reg_rtx first.
11320 2001-01-13 Richard Henderson <rth@redhat.com>
11322 * ggc-page.c (alloc_page): Round up allocation size to one page.
11323 Set e->order on extra pages.
11325 2001-01-13 Richard Henderson <rth@redhat.com>
11327 * genrecog.c (nodes_identical): Expand commentary.
11328 (write_switch): Watch out for identical nodes.
11330 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11332 * cppfiles.c (_cpp_fake_include): New function.
11333 * cpphash.h (_cpp_fake_include): New.
11334 * cpplib.c (do_line): Call _cpp_fake_include when entering
11335 header files in preprocessed input.
11336 * cppmain.c (cb_pragma_implementation): Remove handling.
11337 (setup_callbacks): Don't register pragmas.
11339 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11341 * extend.texi: Udate for CPP.
11343 2001-01-13 Andreas Jaeger <aj@suse.de>
11345 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
11347 * regmove.c: Add prototype for replace_in_call_usage.
11349 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11351 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
11352 struct cpp_chunk, struct htab, struct toklist,
11353 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
11354 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
11355 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
11356 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
11357 (struct macro_args): Delete.
11358 * cpphash.h: See above.
11360 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11362 * cppmain.c (struct printer): Remove no_line_dirs.
11363 (options, cb): New.
11364 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
11365 : Use options rather than CPP_OPTION.
11366 (setup_callbacks): Use cb rather than pfile->cb.
11367 (main): No need to check for a buffer. Use cpp_errors.
11368 (printer_init): Don't set no_line_dirs.
11369 (maybe_print_line): Use options not no_line_dirs.
11370 (cb_file_change): Don't call print_line if -P.
11372 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11374 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
11376 * c-parse.in (finish_parse): Use cpp_errors.
11377 (__yylex): Use return value of cpp_pop_buffer.
11378 * cp/lex.c (finish_parse): Use cpp_errors.
11379 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
11381 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
11383 * README.AVR: URLs corrected.
11385 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11387 * c-decl.c (start_function): Don't warn if old prototype is builtin
11388 that's not in C's namespace.
11389 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
11390 (_bb): Add prototype for ctime.
11391 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
11393 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
11395 * i386.c (ix86_fp_comparison_arithmetics_cost,
11396 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
11397 ix86_fp_comparison_cost): New functions.
11398 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
11399 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
11400 two-branch sequences; make static.
11401 (ix86_use_fcomi_compare): Do decision according to the costs.
11402 (split_fp_branch): New.
11403 * i386.md (compare-and-branch patterns): Use split_fp_branch.
11404 * i386-protos.h (ix86_expand_fp_compare): Remove
11405 (ix86_split_fp_branch): Declare.
11407 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
11408 and ix86_comparison_operator.
11410 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
11411 to make it cheaper.
11413 * i386.c (put_condition_code): Output properly the unordered/ordered
11414 compares in fp case.
11415 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
11417 * tm.texi (REVERSE_CONDITION): Document.
11418 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
11419 in -ffast-math mode.
11420 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
11422 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11424 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
11426 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
11429 * config/sh/sh.c (mova_p): Fix test for mova_const.
11431 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11433 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
11434 cpp_get_options rather than dereferencing pfile and using
11436 * scan-decls.c (scan_decls): Use return value of
11437 cpp_pop_buffer rather than CPP_BUFFER.
11439 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11441 * cppinit.c (cpp_handle_option): help_only is now part of the
11442 cpp_options structure.
11443 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
11444 cpp_set_callbacks): New functions.
11445 * cpplib.h (cpp_callbacks): Break out as a named structure.
11446 (cpp_options): Move help_only here from cpp_reader.
11447 (CPP_FATAL_ERRORS): Update to use cpp_errors.
11448 (cpp_errors, cpp_get_options, cpp_get_callbacks,
11449 cpp_set_callbacks): New prototypes.
11450 * cppmain.c (main): Update for help_only.
11452 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11454 * Makefile.in (info, maintainer-clean, install-info, uninstall):
11455 Also build and remove and install and uninstall c-tree.info and
11457 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
11458 ($(srcdir)/cppinternals.info): New target.
11459 * c-tree.texi: Change file name used when makeinfo used without -o
11460 from ir.info to c-tree.info. Add info directory entry.
11461 * cppinternals.texi: Add info directory entry.
11462 * .cvsignore: Update.
11464 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11466 * c-typeck.c (store_init_value): Don't require constant initializer
11467 elements with -pedantic -std=c99.
11468 (digest_init): Change error about non-constant initializer elements
11470 (constructor_range_end): Remove.
11471 (constructor_incremental, designator_depth,
11472 designator_errorneous): New variables.
11473 (struct constructor_stack): Remove range_end, add incremental.
11474 (struct constructor_range_stack, constructor_range_stack): New.
11475 (struct initializer_stack): Add constructor_range_stack.
11476 (finish_init): Set it.
11477 (start_init): Likewise. require_constant_elements for non-static
11478 trees only if not flag_isoc99.
11479 (really_start_incremental_init): Remove constructor_range_end, add
11480 constructor_incremental.
11481 (pop_init_level): Likewise.
11482 (push_init_level): Likewise. If implicit and the subobject had some
11483 value set already, preinitialize the level with it.
11484 Warn about missing braces only if not pushing due to designators.
11485 (set_designator, push_range_stack): New functions.
11486 (set_init_label): Use them.
11487 (set_init_index): Likewise. Remove constructor_range_end.
11488 Error if designator index is outside of array bounds.
11489 (add_pending_init): Compare values of purpose index trees, not the
11490 trees themselves. Allow overwriting of already initialized element.
11491 Issue a warning if it had side-effects.
11492 (set_nonincremental_init, set_nonincremental_init_from_string): New
11494 (pending_init_member): Rename to...
11495 (find_init_member): ...this function. Call set_nonincremental_init
11496 if necessary. Compare values of purpose index trees, not the trees
11497 themselves. Return the actual value, not just non-zero if something
11499 (output_init_element): Remove checks for duplicates.
11500 If field has zero size, only check the initializer for correctness.
11501 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
11502 if constructor_incremental is zero. Change error about initializers
11503 not computable at load time into pedwarn.
11504 (output_pending_init_elements): Compare bit positions, not
11505 FIELD_DECLs to take into account zero-sized fields.
11506 (process_init_element): Use constructor_range_stack to fill all
11507 ranges in the designator lists from current level up.
11508 * extend.texi: Update documentation for labeled elements.
11510 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
11512 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
11513 to function usage for arguments passed by reference. Optimize
11514 callee-copied arguments.
11515 * regmove.c (replace_in_call_usage): New function.
11516 (fixup_match_1): Call it.
11517 * cse.c (cse_insn): Canonicalize registers in function usage.
11518 * reload1.c (replace_pseudos_in_call_usage): New function.
11521 * Makefile.in: Reverted yesterday's wrong patch. Installed the
11524 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11526 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
11529 2001-01-12 DJ Delorie <dj@redhat.com>
11531 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
11532 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
11535 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11537 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
11538 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
11539 -std options alongside references to -ansi. Update some
11540 documentation for C99.
11541 * cpp.1: Regenerate.
11543 2001-01-12 Andreas Jaeger <aj@suse.de>
11545 * haifa-sched.c (restore_line_notes): Remove argument block B
11547 * sched-ebb.c (schedule_ebb): Change caller.
11548 * sched-rgn.c (schedule_region): Likewise.
11549 * sched-int.h (restore_line_notes): Adjust prototype.
11551 * loop.h: Remove wrong declaration of doloop_condition_get.
11553 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11555 * extend.texi: Move C++-extension-related node from the C section
11556 into the C++ section.
11558 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11560 * extend.texi: Refer to an array of pointers to functions instead
11561 of one of functions.
11563 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
11564 Jan Hubicka <jh@suse.cz>
11566 * combine.c (reversed_comparison): Fix typo in last patch.
11568 (combine_reversed_comparison_code): Make static to follow
11569 prototype declaration.
11571 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11573 * install.texi: Remove misplaced duplicate entry.
11575 2001-01-11 Ulrich Drepper <drepper@redhat.com>
11577 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
11579 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
11581 * final.c: (leaf_function_p): Fix typo.
11583 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
11585 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
11586 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
11588 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
11589 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
11590 mmap_anon, and valloc is available.
11591 * ggc-page.c: Restructure ifdef logic to match new autoconf
11592 spec. Don't throw away the test page in init_ggc.
11594 * configure, config.in: Regenerate.
11596 2001-01-12 Michael Hayes <mhayes@redhat.com>
11598 * loop.h (total_biv_increment): Constify iv_class pointer.
11599 (struct induction): Replace `mem_mode' with `mem' rtx.
11600 * unroll.c (total_biv_increment): Constify iv_class pointer.
11601 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
11602 (find_mem_givs, combine_givs_p): Likewise.
11603 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
11605 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
11607 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
11609 (__gthread_getspecific): Ditto.
11611 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
11613 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
11614 put_condition_code): Convert fp comparison codes to integer
11616 (ix86_expand_fp_compare): Postnote the fp comparison code converison
11619 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
11620 * i386-protos.h (no_comparison_operator): Kill.
11622 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
11624 * combine.c (REVERSIBLE_CC_MODE): Remove.
11625 (reversible_comparison_p): Remove.
11626 (combine_reversed_comparison_code): New.
11627 (reversed_comparison): New.
11628 (combine_simplify_rtx): Use
11629 combine_reversed_comparison_code/reversed_comparison instead
11630 of reversible_comparison_p.
11631 (simplify_if_then_else): Likewise.
11632 (simplify_set): Likewise.
11633 (simplify_logical): Likewise.
11634 (if_then_else_cond): Likewise.
11635 (known_cond): Likewise.
11636 (simplify_comparison): Likewise.
11638 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
11640 * builtins.c (std_expand_builtin_va_start): Handle varargs when
11641 sizeof (int) is larger than sizeof(__word__).
11643 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11645 * cppinit.c (do_includes): Fix typo.
11647 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11649 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
11650 in S_REGS does not occur because not all sources are possible
11651 when a S_REGS is a destination (sometimes needs a clobber).
11652 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
11653 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
11654 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
11655 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
11656 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
11657 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
11658 (lshrdi_const1, lshrsi3_const16): Likewise.
11659 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
11660 (*movhi_68hc12, *movqi_68hc12): Likewise.
11661 (movstrictqi): Make sure reloading in D_REGS as a destination
11664 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11666 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11668 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11670 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
11671 -D, -U and -A, and don't initialize the builtins.
11672 (do_includes): Error if -include or -imacros with -fpreprocessed.
11673 * cppmain.c (cb_define, cb_undef): Unconditionally process
11675 * tradcpp.c (main): Fix typo.
11677 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
11679 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
11680 (read_name_map): Use IS_ABSOLUTE_PATH.
11681 * tradcpp.c (get_filename): Likewise.
11683 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11685 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
11686 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
11687 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
11688 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
11689 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
11690 (cmphi_z_used): Don't use '@' for the output.
11691 (tstqi_z_used): Likewise.
11692 (cmpqi_z_used): Likewise.
11693 (one_cmplsi2): Likewise.
11695 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11697 * config/sh/sh.c (barrier_align): Recognize branch around far
11698 branch and redundant insn.
11700 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11702 * invoke.texi: Restore documentation of the drivers' switches -MD
11705 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11707 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
11709 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
11710 check-objc//%): Support parallel testing of multilibs.
11711 (TESTSUITEDIR): Set to testsuite by default, but override for
11713 (check-gcc, check-g++, check-g77, check-objc): Enter
11716 2001-01-11 Bernd Schmidt <bernds@redhat.com>
11718 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
11719 * sched-deps.c (deps_may_trap_p): Likewise.
11720 * basic-block.h: Remove a comment.
11721 * flow.c (PROP_POSTRELOAD): Remove.
11722 (update_life_info): Don't add it to prop_flags.
11723 (mark_set_1): Lose the code that was enabled by it.
11725 2001-01-11 Michael Hayes <mhayes@redhat.com>
11727 * flow.c (flow_call_edges_add): New.
11728 * basic_block.h (flow_call_edges_add): New.
11730 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
11732 * reload1.c (move2add_note_store): Update reg_set_luid even if
11733 base reg remains the same.
11735 2001-01-10 Nick Clifton <nickc@redhat.com>
11737 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
11738 machine_function structure to zero.
11739 Add prototypes for machine_status functions.
11741 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11743 * c-common.h (CTI_VOID_LIST): Remove.
11744 (void_list_node): Likewise.
11745 * tree.h (TI_VOID_LIST_NODE): New enumeral.
11746 (void_list_node): New macro.
11747 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
11748 * config/i386/i386.c (ix86_init_builtins): Likewise.
11749 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
11751 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11753 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
11754 * cppinit.c (cpp_start_read): Update comment, remove unneeded
11756 * tradcpp.c: Include mkdeps.h.
11757 (deps, print_deps_phony_targets, deps_append, output_deps,
11758 init_dependency_output, output_deps): New.
11759 (deps_buffer, deps_allocated_size, deps_size, deps_column,
11760 deps_output): Delete.
11761 (print_deps_missing_files): Rename deps_missing_files.
11762 (inhibit_output): Make global.
11763 (main): Delete inhibit_output, deps_stream, deps_target.
11764 Use mkdeps functionality in the same way as cpplib. Remove
11765 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
11766 -M and -MM. Remove old handling of deps via deps_out, and
11767 old reading of environment variables.
11768 (get_filename): Update to use deps_add_dep.
11770 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11772 * output.h (make_function_rtl): Remove prototype.
11773 (make_decl_rtl): Likewise.
11774 * varasm.c (make_function_rtl): Remove.
11775 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
11776 than from a third parameter.
11777 * tree.h (make_decl_rtl): Remove last parameter.
11778 * c-decl.c (builtin_function): Remove last argument in call to
11779 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
11780 (start_function): Likewise.
11781 * except.c (call_get_eh_context): Likewise.
11782 * expr.c (emit_block_move): Likewise.
11783 (clear_storage): Likewise.
11784 * profile.c (output_func_start_profiler): Likewise.
11785 * toplev.c (rest_of_decl_compilation): Likewise.
11786 * objc/objc-act.c (create_builtin_decl): Likewise.
11787 (synth_module_prologue): Likewise.
11788 (generate_static_reference): Likewise.
11789 (build_selector_reference_decl): Likewise.
11790 (build_class_reference_decl): Likewise.
11791 (build_objc_string_decl): Likewise.
11792 (build_protocol_reference): Likewise.
11794 2001-01-10 Richard Henderson <rth@redhat.com>
11796 * hwint.h: Revert yesterday's change.
11798 2001-01-10 Nick Clifton <nickc@redhat.com>
11800 * function.h (save_machine_status): Delete.
11801 (restore_machine_status): Delete.
11802 Amend comment describing {init|mark|free}_machine_status.
11804 * function.c (save_machine_status): Delete.
11805 (restore_machine_status): Delete.
11806 Amend comment describing {init|mark|free}_machine_status.
11807 (push_function_context_to): Remove invocation of
11808 save_machine_status.
11809 (pop_function_context_from): Remove invocation of
11810 restore_machine_status.
11812 * emit-rtl.c (init_emit_once): Amend comment describing
11813 {init|mark|free}_machine_status.
11815 * tm.texi (Per-Function Data): New node. Describe the
11816 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
11819 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11821 * cppinit.c (OPT_g): Remove.
11822 (cpp_handle_option): Update for removed -g3.
11823 (print_help): Update.
11824 * cpplib.h (struct cpp_options): Remove debug_output.
11825 * cppmain.c (setup_callbacks, cb_define): Update.
11826 * gcc.c (cpp_options): Translate -g3 to -dD.
11828 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
11830 * config/i960/i960.md: Change modifier to + on the zero_extract
11831 pattern after the (rotate -2 reg) canonicalization pattern.
11833 2001-01-10 Richard Henderson <rth@redhat.com>
11835 * config/alpha/alpha.c (alpha_free_machine_status): New.
11836 (override_options): Install it.
11837 (alpha_mark_machine_status): Verify machine non-null.
11838 * config/i386/i386.c (ix86_free_machine_status): New.
11839 (override_options): Install it.
11840 (ix86_init_machine_status): Use xcalloc.
11841 (ix86_mark_machine_status): Verify machine non-null.
11842 * config/ia64/ia64.c (ia64_free_machine_status): New.
11843 (ia64_override_options): Install it.
11844 (ia64_mark_machine_status): Verify machine non-null.
11846 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
11848 * function.c (instantiate_virtual_regs): Instantiate virtual
11849 registers found in CALL_INSN_FUNCTION_USAGE.
11851 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11853 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
11854 equivalent to -ansi in disabling -Di386.
11856 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
11858 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
11860 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
11862 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
11864 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
11866 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11868 * invoke.texi: Document that -fcond-mismatch isn't supported for
11871 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11873 * gcc.texi: Define macro gcctabopt.
11874 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
11875 @command, @env and @option in some places where appropriate. Use
11876 @gcctabopt where appropriate. Put URLs and email addresses inside
11879 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
11881 * gcc.c (cpp_options): Set MD file name from output
11882 filename, if specified.
11883 (suffix_subst): New static variable.
11884 (do_spec): Clear it.
11885 (do_spec_1, case '.'): Handle new `%.suffix' spec.
11887 (give_switch): Handle suffix_subst.
11889 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11891 * invoke.texi: Fix another typo.
11893 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11895 * invoke.texi: Fix typo.
11897 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11899 * c-lang.c (lang_hooks): Update.
11900 (lang_decode_option): Remove.
11901 (lang_init_options): Rename c_init_options.
11902 * toplev.c (main): Use lang_hooks for lang_init_options
11903 and lang_decode_option.
11904 * toplev.h (lang_hooks): Add 2 new hooks.
11905 * tree.h: Remove lang_init_options and lang_decode_option.
11906 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
11907 * cp/decl2.c: Similarly.
11908 * cp/lex.c (lang_init_options): Rename cxx_init_options.
11909 (lang_hooks): Update.
11910 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
11912 (lang_init_options): Rename ffe_init_options.
11913 (lang_hooks): Update.
11914 (lang_decode_option): Remove.
11915 * java/lang.c (lang_init_options): Rename java_init_options.
11916 (lang_decode_option): Rename java_decode_option.
11917 (lang_hooks): Update.
11918 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
11919 (lang_decode_option): Rename objc_decode_option.
11920 (lang_hooks): Update.
11922 2001-01-09 Nick Clifton <nickc@redhat.com>
11924 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
11925 (d30v_return_addr_rtx): Delete.
11926 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
11927 cfun->machine structure.
11928 (struct machine_function): Move to d30v.h
11929 (d30v_save_machine_status): Delete.
11930 (d30v_restore_machine_status): Delete.
11931 (d30v_init_machine_status): New Function.
11932 (d30v_mark_machine_status): New Function.
11933 (d30v_free_machine_status): New Function.
11934 (d30v_init_expanders): Use new functions.
11935 (d30v_return_addr): Use ra_rtx field in cfun->machine.
11936 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
11937 d30v_return_addr_rtx.
11939 * config/d30v/d30v.h (struct_machine): Move here.
11940 Add eh_epilogue_sp_ofs field.
11942 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
11943 field in cfun->machine structure.
11945 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
11947 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
11948 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
11949 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11951 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
11953 * objc/lang-options.h: Remove bogus reference to
11956 2001-01-09 Kazu Hirata <kazu@hxi.com>
11958 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
11961 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
11963 * reload.c (find_reloads_address): Check for eliminable registers
11964 when substituting a constant expression for a pseudo.
11966 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
11968 * c-common.c (enum format_type): Add format_type_error.
11969 (decode_format_type): New function.
11970 (decl_attributes): Use it.
11971 (format_kind_info): Adjust comment.
11973 2001-01-09 David O'Brien <obrien@BSDi.com>
11975 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
11976 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
11978 * config/i386/gnu.h: Don't include required platform specific .h files,
11979 tm.h will do it instead.
11980 * config/i386/i386elf.h: Likewise.
11981 * config/i386/linux.h: Likewise.
11982 * config/i386/moss.h: Likewise.
11983 * config/mips/gnu.h: Likewise.
11985 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11987 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
11988 (rs6000-ibm-aix3.[01]*): Likewise.
11989 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
11990 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
11991 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
11992 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
11993 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
11994 (powerpc-*-eabiaix*): Likewise.
11995 (powerpc-*-eabisim*): Likewise.
11996 (powerpc-*-elf*): Likewise.
11997 (powerpc-*-eabi*): Likewise.
11998 (powerpc-*-rtems*): Likewise.
11999 (powerpc-*-linux*libc1): Likewise.
12000 (powerpc-*-linux*): Likewise.
12001 (powerpc-wrs-vxworks*): Likewise.
12002 (powerpcle-wrs-vxworks*): Likewise.
12003 (powerpcle-*-sysv*): Likewise.
12004 (powerpcle-*-elf*): Likewise.
12005 (powerpcle-*-eabisim*): Likewise.
12006 (powerpcle-*-eabi*): Likewise.
12007 (powerpcle-*-solaris2*): Likewise.
12008 * config/rs6000/aix31.h: Delete includes.
12009 * config/rs6000/aix3newas.h: Likewise.
12010 * config/rs6000/aix41.h: Likewise.
12011 * config/rs6000/aix43.h: Likewise.
12012 * config/rs6000/beos.h: Likewise.
12013 * config/rs6000/rtems.h: Likewise.
12014 * config/rs6000/sysv4.h: Likewise.
12016 2001-01-09 Kazu Hirata <kazu@hxi.com>
12018 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12019 Change an argument mode of machine_mode to shift_mode of
12020 shift_mode. Remove an extra error check.
12021 (emit_a_shift): Adopt to the new calling prototype of
12023 (function_prologue): Fix code for a monitor
12024 function. Support H8/S.
12025 (function_epilogue): Do not output pop for a monitor function.
12027 2001-01-09 Nick Clifton <nickc@redhat.com>
12029 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
12030 (setup_incoming_varargs): Use sysv_varargs_p field of the
12031 cfun->machine structure.
12032 (struct machine_function): Move to rs6000.h
12033 (rs6000_save_machine_status): Delete.
12034 (rs6000_restore_machine_status): Delete.
12035 (rs6000_init_machine_status): New Function.
12036 (rs6000_free_machine_status): New Function.
12037 (rs6000_init_expanders): Use new functions.
12039 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
12041 (struct machine_function): Move here.
12043 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12044 sysv_varargs_p field of the cfun->machine structure.
12046 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
12048 (rs6000_restore_machine_status): Remove prototype.
12050 2001-01-09 Richard Henderson <rth@redhat.com>
12052 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
12053 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
12054 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
12055 (sched_analyze_2, sched_analyze_insn): Likewise.
12056 (sched_analyze, init_deps): Likewise.
12057 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
12058 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
12059 (compute_block_backward_dependences): Update propagate_deps call.
12061 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
12063 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
12065 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12067 * cppinit.c (OPT_MD, OPT_MMD): Restore.
12068 (cpp_handle_option): Handle them.
12069 (cpp_post_options): Ensure one of -M or -MM is specified with
12070 any other -M? option.
12071 (init_dependency_output): Suppress output with -MG.
12073 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12075 * cpp.texi: Update.
12076 * invoke.texi: Update.
12078 2001-01-09 Bernd Schmidt <bernds@redhat.com>
12080 * sh.md (reload_outsf): Generate recognizable patterns for
12083 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12085 * c-lang.c (lang_hooks): Update.
12086 (lang_init): Rename c_init.
12087 (lang_finish): Remove.
12088 * toplev.c (compile_file): Use lang_hooks for lang_init ()
12089 and lang_finish ().
12090 * toplev.h (lang_hooks): Add init () and finish ().
12091 * tree.h (lang_init, lang_finish): Remove.
12092 * cp/tree.h (lang_init, lang_finish): Remove.
12093 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
12094 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
12096 (lang_init, lang_finish): Remove.
12097 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
12098 (lang_hooks): Update.
12099 * java/lang.c (lang_init): Rename java_init.
12100 (lang_finish): Remove.
12101 (lang_hooks): Update.
12102 * objc/objc-act.c (lang_init): Rename objc_init.
12103 (lang_finish): Remove.
12104 (lang_hoooks): Update.
12106 20001-01-09 Graham Stott <grahams@redhat.com>
12108 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
12109 after `ptr` is initialised.
12111 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12113 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
12114 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
12115 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
12116 stack adjusts, instead of r3.
12118 2001-01-09 Michael Hayes <mhayes@redhat.com>
12120 * flow.c (flow_loop_scan): Break out of ...
12121 (flow_loops_find) ... here.
12122 * basic-block.h (flow_loop_scan): New.
12123 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
12124 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
12126 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12128 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
12130 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
12131 realloc()ing macro_buffer.
12133 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
12134 if it's wider than long and the target's long is wider than the
12137 2001-01-09 Mark Mitchell <mark@codesourcery.com>
12139 Remove support for using UWIN as a host machine.
12140 * configure.in: Issue an error message.
12141 * configure: Regenerated.
12142 * config.gcc: Remove xm_* UWIN configury.
12143 * config/i386/xm-uwin.h: Remove.
12145 2001-01-08 Nick Clifton <nickc@redhat.com>
12147 * config/v850/v850.c (ra_rtx): Delete.
12148 (v850_save_machine_status): Delete.
12149 (v850_restore_machine_status): Delete.
12150 (v850_init_machine_status): New function.
12151 (v850_mark_machine_status): New function.
12152 (v850_free_machine_status): New function.
12153 (v850_return_addr): Use ra_rtx field in machine structure.
12154 (v850_init_expanders): Use new functions.
12156 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
12157 * config/v850/v850.c: Change arguments to v850_output+* functions
12158 to take a const char *, to avoid compile time warning.
12159 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
12160 (USER_LABEL_PREFIX): Redefine.
12162 2000-01-08 Jim Wilson <wilson@redhat.com>
12164 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
12165 1 to unsigned HOST_WIDE_INT before left shift.
12167 2001-01-08 Nick Clifton <nickc@redhat.com>
12169 * config/arm/arm.c (arm_mark_machine_status): Check to see if
12170 the machine structure has been allocated.
12171 (arm_free_machine_status): New function: Free the machine
12172 specific function structure.
12174 2001-01-08 Richard Henderson <rth@redhat.com>
12176 * jump.c (simplejump_p): Revert last change.
12178 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
12180 * cppinit.c (init): Rename init_library.
12181 (cpp_create_reader): Update.
12182 * gcc.c (cpp_options): If -o given, use it as the target of
12185 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12187 * arm.c (arm_arch5e): New variable.
12188 (all_cores): XScale is a 5TE device.
12189 (arm_override_options): Set arm_arch5e.
12190 (arm_init_builtins): __builtin_prefetch is in arch5e.
12191 * arm.h (arm_arch5e): Declare it.
12193 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
12195 * arm.md (define_constants): Add defines for UNSPEC and
12196 UNSPEC_VOLATILE insns. Update all users.
12197 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
12198 * arm.c (multi_register_push, note_invalid_constants)
12199 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
12200 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
12201 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
12203 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
12205 * jump.c (jump_optimize_1): Use reversed_comparison_code
12206 instead of can_reverse_comparison_p.
12207 (jump_back_p): Likewise.
12208 (invert_exp_1): Likewise.
12209 (thread_jumps): Likewise.
12210 * simplify-rtx.c (simplify_unary_operation): Likewise.
12211 (simplify_ternary_operation): Likewise.
12212 * cse.c (find_comparison_args): Convert to use
12213 can_reverse_comparison_p.
12214 (record_jump_equiv): Likewise.
12216 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12218 * arm.h (HARD_REGNO_RENAME_OK): Delete.
12219 (EPILOGUE_USES): Define.
12220 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
12221 automatically stack the LR if it isn't live.
12223 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
12225 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
12228 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
12230 * ggc-page.c (max_alignment): New structure.
12231 (MAX_ALIGNMENT): New macro.
12232 (init_ggc): Use it to round up the sizes in the
12233 extra_order_size_table.
12235 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12237 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
12240 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12242 * builtins.def (BUILT_IN_FPRINTF): New entry.
12244 * c-common.c (c_expand_builtin_fprintf): New function.
12245 (init_function_format_info): Handle __builtin_fprintf.
12246 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
12247 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
12249 * c-decl.c (duplicate_decls): Adjust comment.
12251 * extend.texi (fprintf): Document new builtin.
12253 2001-01-07 Richard Henderson <rth@redhat.com>
12255 * jump.c (simplejump_p): Recognize any single_set jump
12256 of the proper form.
12258 2001-01-07 Richard Henderson <rth@redhat.com>
12260 * configure.in (slibdir): Accept an --with-slibdir option.
12261 Use "test" not "[" in configure. Default to $(libdir).
12263 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
12265 * config/t-aix43 (SHLIB_INSTALL): Likewise.
12266 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
12267 (SHLIB_LINK): Create links for the soname.
12268 * config/mips/t-iris6: Likewise.
12269 * config/sparc/t-slibgcc: Likewise.
12270 * config/sparc/t-slibgcc-sld: Likewise.
12272 2001-01-07 Jakub Jelinek <jakub@redhat.com>
12274 * config/i386/i386.c (constant_call_address_operand): Accept
12275 (const (plus (symbol_ref) (const_int))).
12276 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
12277 constant_call_address_operand.
12279 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12281 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
12282 and LONG_LONG_TYPE_SIZE > 32.
12284 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12286 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
12287 the previous change.
12289 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
12291 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
12293 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
12294 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
12295 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
12298 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12300 * fix-header.c (read_scan_file): s/pfile/scan_in/.
12302 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12304 * c-lang.c (c_post_options): Call cpp_post_options.
12305 * objc/objc-act.c (objc_post_options): Similarly.
12306 * cppmain.c (main): Similarly.
12307 * fix-header.c (read_scan_file): Similarly.
12308 * cppinit.c (cpp_start_read): Move option consistency checks
12309 to cpp_post_options. Don't call init_dependency_output.
12310 If needed, add default target and main file dependency.
12311 (OPT_MD, OPT_MMD): Remove.
12313 (cpp_handle_option): Update for OPT_* changes.
12314 (cpp_post_options): New.
12315 (init_dependency_output): Command line -MF overrides environment
12316 variables. Don't set default target etc. Suppress output
12317 if dependencies are going to stdout.
12318 (print_help): Update.
12319 * cpplib.h (cpp_post_options): New.
12320 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
12322 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
12324 * jump.c (comparison_dominates_p): Support unordered compares.
12326 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
12328 * simplify-rtx.c (simplify_relational_operation): Always simplify
12329 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
12332 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
12334 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
12335 (nonzero_bits): Likewise.
12336 (simplify_comparison): Likewise.
12337 (num_sign_bit_copies): Likewise; return more sane value depending
12338 on STORE_FLAG_VALUE.
12339 (known_cond): Do not assume EQ to be always true for equivalent
12342 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
12344 * cse.c (fold_rtx): Handle unordered comparisons.
12346 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
12348 * rtlanal.c (set_of_1): New static function.
12349 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
12350 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
12351 reg_set_last_last_regno): Remove.
12352 (set_of): New global function.
12353 (set_of_data): New structure.
12354 (reg_set_p, reg_set_last): Revamp for set_of.
12355 * rtl.h (set_of): New.
12357 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12359 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
12360 * extend.texi: Document _Exit builtin.
12362 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12364 * (initialize, initialize_builtins,
12365 initialize_dependency_output, initialize_standard_includes):
12366 Rename s/initialize/init. Update.
12367 (init_dependency_output): Move to after
12368 cpp_handle_options, the correct location temporally at least.
12369 (opt_comp): Move next to init (), its caller. Fix prototype.
12370 (init): Make "initialized" local scope.
12371 (cpp_create_reader): Always call init ().
12372 (cpp_start_read): Update.
12373 (output_deps): New function, broken out of cpp_finish.
12374 (cpp_finish): Break out output_deps.
12376 2001-01-07 Richard Henderson <rth@redhat.com>
12378 * collect2.c (COFF specific stuff): Revert 12-06 patch
12379 to prototype system functions.
12381 2001-01-07 Michael Hayes <mhayes@redhat.com>
12383 * hard-reg-set.h: Add multiple include guard.
12384 * basic-block.h (struct loop): Add `sink' field.
12385 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
12386 (emit_iv_add_mult): Delete.
12387 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
12388 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
12389 (unroll_loop): Remove end_insert_before argument.
12390 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
12391 (maybe_eliminate_biv_1): Likewise.
12392 (emit_iv_add_mult): Delete.
12393 (gen_add_mult, loop_regs_update): New.
12394 (loop_insn_emit_after, loop_insn_emit_before): New.
12395 (loop_insn_sink, loop_insn_sink_or_swim): New.
12396 (emit_iv_add_mult): Delete.
12397 (scan_loop): Set loop->sink.
12398 (loop_givs_reduce): Use loop_insn_sink and its ilk.
12399 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
12400 (maybe_eliminate_biv_1): Likewise.
12401 (maybe_eliminate_biv_1): Add basic block argument.
12402 * unroll.c (unroll_loop): Remove end_insert_before argument.
12403 (find_splittable_regs): Likewise.
12404 (find_splittable_regs): Use loop_insn_sink and its ilk.
12405 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
12407 2001-01-07 Michael Hayes <mhayes@redhat.com>
12409 * loop.h (loop_insn_hoist): New prototype.
12410 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
12411 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
12412 (check_dbra_loop, load_mems): Likewise.
12413 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
12414 (find_splittable_givs): Likewise.
12416 2001-01-07 Michael Hayes <mhayes@redhat.com>
12418 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
12420 2001-01-07 Richard Henderson <rth@redhat.com>
12422 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
12424 2001-01-07 Richard Henderson <rth@redhat.com>
12426 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
12427 NO_SHARED_LIBGCC_MULTILIB as required for the target.
12428 * gcc.c (init_spec): Massage the existing libgcc_spec into a
12429 variant that handles a shared libgcc.
12430 (process_command): Always validate -{static,shared}-libgcc.
12431 (do_spec_1): New 'M' case.
12432 * invoke.text (Link Options): Document -{static,shared}-libgcc.
12434 2001-01-07 Richard Henderson <rth@redhat.com>
12436 * Makefile.in (slibdir): New variable.
12437 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
12438 (installdirs): Create slibdir.
12439 (install-libgcc, install-multilib): Defer to libgcc.mk.
12440 * configure.in (slibdir): Substitute.
12441 * mklibgcc.in (install): New target.
12443 * config/t-linux (SHLIB_LINK): Create links for the soname.
12444 (SHLIB_INSTALL): New.
12445 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
12446 * config/mips/t-iris6 (SHLIB_INSTALL): New.
12447 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
12448 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
12449 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
12451 2001-01-07 Richard Henderson <rth@redhat.com>
12453 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
12454 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
12455 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
12457 2001-01-07 Michael Hayes <mhayes@redhat.com>
12459 * loop.c (count_loop_regs_set): Delete.
12460 (load_mems_and_recount_loop_regs_set): Delete.
12461 (loop_regs_scan): Merge common code from count_loop_regs_set,
12462 scan_loop, and load_mems_and_recount_loop_regs_set.
12463 (scan_loop): Call load_mems directly and loop_regs_scan
12464 again if new registers created.
12466 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12468 * toplev.c (main): Call the front-end specific post_options
12469 hook if one is given.
12470 * toplev.h (struct_lang_hooks, lang_hooks): New.
12471 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
12472 for the C front end.
12473 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
12474 lang_hooks for the C++ front end.
12475 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
12476 lang_hooks for the ObjC front end.
12477 * f/com.c (lang_hooks): Hooks for the Fortran front end.
12478 * java/lang.c (lang_hooks): Hooks for the Java front end.
12480 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12482 * c-lex.c (init_c_lex): Request #define / #undef callbacks
12483 for verbose DWARF[2] debugging.
12484 (cb_define, cb_undef): The new callbacks.
12485 * toplev.h (debug_define, debug_undef): Make const correct.
12486 * toplev.c (debug_define, debug_undef): Similarly. Do not
12487 perform the verbosity tests here anymore.
12489 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
12491 * reload.c (subst_reloads): Take INSN argument. When
12492 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
12493 * reload.h (subst_reloads): Adjust prototype.
12494 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
12495 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
12496 present in JUMP_INSNs and copy them to JUMP_LABEL.
12497 * flow.c (find_label_refs, find_basic_blocks_1): Skip
12498 JUMP_INSNs and insns with REG_LABELs that are followed by
12499 JUMP_INSNs with the same REG_LABEL.
12500 * sched-rgn.c (is_cfg_nonregular): Likewise.
12501 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
12503 * unroll.c (unroll_loop): Look for REG_LABEL notes in
12505 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
12507 2001-01-06 Richard Henderson <rth@redhat.com>
12509 * loop.c (scan_loop): Use xcalloc for the regs array.
12510 (load_mems_and_recount_loop_regs_set): Zero the new memory
12511 received from xrealloc.
12513 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
12515 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
12517 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
12519 * integrate.c (copy_rtx_and_substitute): When copying
12520 an ignored return value, strip REG_FUNCTION_VALUE_P.
12522 2001-01-06 Michael Hayes <mhayes@redhat.com>
12524 * loop.c (debug_biv, debug_giv): New.
12525 (loop_biv_dump): Break out from ...
12526 (record_biv): ... here.
12527 (loop_giv_dump): Break out from ...
12528 (record_giv): ... here.
12529 (loop_bivs_check): Use print_simple_rtl.
12530 * unroll.c (loop_iterations): Use print_simple_rtl.
12532 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12534 * pa.md (return, return_internal): Modify patterns to prevent regrename
12535 mucking with the return pointer.
12537 2001-01-05 Richard Henderson <rth@redhat.com>
12539 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
12541 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
12543 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
12544 version supplied by Matteo Frigo.
12546 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12548 * cpp.texi: Update for -MQ.
12549 * cppinit.c (cpp_create_reader): Always create pfile->deps.
12550 (cpp_cleanup): Always free pfile->deps.
12551 (initialize_dependency_output): Don't create pfile->deps.
12552 (cpp_handle_option): Similarly.
12554 * gcc.c (cpp_options): Handle -MQ.
12555 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12556 * mkdeps.c (base_name): Remove.
12557 (deps_init): Don't allocate vector space until it's needed.
12558 (deps_free): Only free vectors if allocated.
12559 (deps_add_target, deps_add_dep): Update for initial allocation.
12560 (deps_add_default_target): Don't strip to the base_name.
12562 2001-01-05 DJ Delorie <dj@redhat.com>
12564 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
12565 (INIT_EXPANDERS): Define.
12567 * config/v850/v850.c (struct machine_function): Define.
12568 (v850_save_machine_status): New function.
12569 (v850_restore_machine_status): New function.
12570 (v850_return_addr): New function.
12571 (v850_init_expanders): New function.
12573 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
12574 and v850_init_expanders.
12576 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12578 * cpplib.h (struct cpp_reader): Add help_only field.
12579 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
12580 (cpp_handle_option): Set pfile->help_only if we see -h,
12581 --help, -target-help, or --version. Print version string but
12582 do not set help_only if we see -v or -version. Make text
12583 printed by -v match that printed by (-)-version.
12585 * cppmain.c (main): Exit after option parsing if
12586 pfile->help_only is true.
12588 * toplev.c (independent_decode_option): Call print_version,
12589 then exit, if we see --version (but not -version).
12590 (print_version): Split lengthy message into two lines.
12592 2001-01-05 Nick Clifton <nickc@redhat.com>
12594 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
12595 temporary string for initialisation before calling ggc_alloc_string.
12597 2001-01-06 Michael Hayes <mhayes@redhat.com>
12599 * rtl.h (print_simple_rtl): New.
12600 * print-rtl.c (print_simple_rtl): New.
12601 (flag_simple): New.
12602 (print_rtx): Disable printing of flags and modes, etc.,
12603 if `flag_simple` nonzero.
12605 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12607 * function.c (fixup_var_refs): Use push_to_full_sequence where
12610 2001-01-05 Michael Meissner <meissner@redhat.com>
12612 * flags.h (flag_reorder_blocks): Add declaration.
12613 (flag_rename_block): Ditto.
12615 2001-01-05 DJ Delorie <dj@redhat.com>
12617 * function.c (reorder_blocks): Make sure the flags are all reset
12618 before using them to mark blocks, else a second invocation will
12619 corrupt the block chain.
12620 (reorder_blocks_0): New, resets the flags.
12622 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
12624 * cse.c (find_comparison_args): Stop if the argument is known to
12627 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12629 * config/sh/sh.md (movdf): When splitting load into pair of
12630 registers, don't clobber the register used in the address too
12633 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
12635 * varasm.c (mark_constant_pool): Improve initial comments.
12636 (mark_constants): Move marking of constants to mark_constant.
12637 (mark_constant): New function to recursively mark all constants
12638 referred to by a constant.
12640 2001-01-05 Catherine Moore <clm@redhat.com>
12642 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
12644 2001-01-05 Phil Edwards <pme@sources.redhat.com>
12646 * cp/lang-options.h: Bring comment in line with reality.
12647 * f/lang-options.h: Likewise.
12648 * java/lang-options.h: Likewise.
12649 * objc/lang-options.h: Likewise.
12650 * ch/lang-options.h: Likewise.
12651 * f/g77.texi: And update the manual.
12653 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
12654 Denis Chertykov <denisc@overta.ru>
12656 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
12657 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
12658 * config/avr/avr.md (all peepholes that request a scratch register):
12659 Call it, FAIL the peephole if not safe (in interrupt functions).
12661 2001-01-05 Mark Mitchell <mark@codesourcery.com>
12663 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
12665 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
12667 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
12669 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
12670 BUILT_IN_CREAL and BUILT_IN_CIMAG.
12671 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
12672 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
12673 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
12675 * extend.texi: Document these builtins.
12677 2001-01-05 Daniel Berlin <dberlin@redhat.com>
12679 * c-common.c (lang_get_alias_set): Say we know nothing of
12680 VECTOR_TYPE aliasing.
12682 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
12684 2001-01-05 Bruce Korb <bkorb@gnu.org>
12686 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
12687 their x* equivalent versions for atexit-less systems
12688 * fixinc/fixincl.c(main): do not return from main() on atexit-less
12689 systems (or any other system any more).
12691 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
12693 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
12694 output operands. Use arm_hard_register_operand for operand 4.
12695 (stmsi_postinc): Similarly.
12696 (ldmsi): Use arm_hard_register_operand for opernand 2.
12697 (stmsi): Similarly.
12698 * arm.c (arm_hard_register_operand): New function.
12699 * arm-protos.h (arm_hard_register_operand): Prototype it.
12701 * arm.h (HARD_REGNO_RENAME_OK): Define.
12703 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
12705 * simplify-rtx.c (cfc_args): add "unordered" field.
12706 (check_fold_consts): Set unordered field.
12707 (simplify_relational_operation): Simplify the unordered
12710 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
12713 * emit-rtl.c (try_split): Fix code to mark labels.
12714 * jump.c (mark_jump_label): Make global.
12715 * rtl.h (mark_jump_label): Declare.
12717 * predict.c (estimate_probability): Handle unordred comparisons.
12719 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12721 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
12722 * cppinit.c (initialize_dependency_output): Update.
12723 (cpp_finish): Output dummy targets for -MP.
12725 (cpp_handle_option): Handle -MP. Don't quote -MT options.
12726 * cpplib.h (struct cpp_options): Add deps_phony_targets.
12727 * gcc.c (cpp_options): Update to handle -MP.
12728 * mkdeps.c (deps_add_target, deps_add_default_target): Update
12729 to quote only the default target.
12730 (deps_phony_targets): Insert a preceding newline. Rename from
12731 deps_dummy_targets for consistency.
12734 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12736 * calls.c (emit_library_call_value_1): Support
12737 INIT_CUMULATIVE_LIBCALL_ARGS.
12738 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
12740 2001-01-04 Richard Henderson <rth@redhat.com>
12742 * c-decl.c (finish_struct): Detect flexible array members
12743 used in an inappropriate context.
12744 * c-typeck.c (really_start_incremental_init): Special case
12745 constructor_max_index for zero length arrays.
12746 (pop_init_level): Allow initialization of flexible array
12747 members. Deprecate initialization of zero length arrays.
12748 Don't issue missing initializer warning for flexible array
12749 members or zero length arrays.
12750 (process_init_element): Don't dereference null DECL_SIZE.
12751 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
12752 Don't abort for empty constructors. Use size_binop
12753 (output_constructor): Add commentary regarding zero length
12754 array futures. Abort if we try to initialize an array of
12755 unspecified length with a non-empty constructor in the middle
12758 * extend.texi (Zero Length): Update and clarify documentation
12759 on static initialization.
12761 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12763 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
12764 with more than 32767 words of local storage.
12766 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12768 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
12769 for 'abs', 'labs', and 'fabs'.
12770 (c4x_expand_builtin): Likewise.
12771 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
12773 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12775 * config/sh/sh.md (prget, prset): New insn types.
12776 (return delay slot): Dont' allow prset.
12777 (call, sfunc delay slot): Don't allow prget.
12778 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
12779 for prset and prget.
12781 2001-01-05 Michael Hayes <mhayes@redhat.com>
12783 * loop.h (struct loop_reg): New.
12784 (struct loop_regs): Change to use array of `struct loop_reg'.
12785 * loop.c: Replace assortment of varrays with single regs array.
12786 (count_one_set): Delete may_not_move array argument
12787 and use regs array instead. All caller's changed.
12788 (count_loop_regs_set): Delete may_not_move and single_usage
12789 arguments and use regs array instead. All caller's changed.
12790 (find_single_use_in_loop): Replace usage array argument with pointer
12791 to regs structure. All caller's changed.
12792 (loop_optimize): Delete `moved_once' array.
12794 2001-01-05 Michael Hayes <mhayes@redhat.com>
12796 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
12797 Use it instead of loop_info->has_call for scanning loop mems.
12798 (check_dbra_loop): Replace loop_info->has_call test with
12799 loop_info->has_nonconst_call.
12801 2000-01-04 Matthew Hiller <hiller@redhat.com>
12803 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
12806 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12808 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
12809 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
12811 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12813 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
12814 (flag_short_double, flag_short_wchar): Define.
12815 (c_common_nodes_and_builtins): Create many tree nodes shared
12816 between C and C++ here instead of in cp/decl.c and ...
12817 * c-decl.c (init_decl_processing): ... here.
12818 (SIZE_TYPE, WCHAR_TYPE): Don't define.
12819 (flag_short_double, flag_short_wchar): Don't define.
12820 (record_builtin_type): New function.
12821 (build_void_list_node): New function.
12822 * c-common.h (flag_short_double, flag_short_wchar,
12823 record_builtin_type, build_void_list_node): Declare.
12825 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
12827 * integrate.c (expand_inline_function): Don't put a virtual
12828 register into the reg map.
12830 * function.c (fixup_var_refs_1): If force_operand didn't put
12831 the address into the target, move it there.
12833 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12835 Special-case tree_decl/tree_list allocations.
12836 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
12837 (OBJECT_SIZE): New macro.
12838 (NUM_EXTRA_ORDER): Likewise.
12839 (extra_order_size_table): New variable.
12840 (NUM_ORDERS): New macro.
12841 (objects_per_page_table): New variable.
12842 (object_size_table): New variable.
12843 (G.pages): Use NUM_ORDERS to bound the array.
12844 (G.page_tails): Likewise.
12845 (DIV_ROUND_UP): Remove.
12846 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
12847 (alloc_page): Use OBJECT_SIZE.
12848 (size_lookup): Don't make it const.
12849 (ggc_alloc): Use OBJECT_SIZE.
12850 (ggc_set_mark): Likewise.
12851 (ggc_get_size): Likewise.
12852 (init_ggc): Set up the object_size_table, objects_per_page_table,
12853 and adjust size_lookup.
12854 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
12855 (ggc_pop_context): Use NUM_ORDERS.
12856 (clear_marks): Likewise.
12857 (sweep_pages): Likewise.
12858 (poison_pages): Likewise.
12859 (ggc_print_statistics): Use OBJECT_SIZE.
12861 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12863 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
12864 Only call array_size_for_constructor if last field and array type
12865 with no upper bound.
12867 2001-01-04 Philip Blundell <philb@gnu.org>
12869 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
12870 from bit 31 downwards, if this requires no more insns.
12871 (count_insns_for_constant): New helper function for above.
12873 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
12875 * gencodes.c (output_predicate_decls): Remove empty initializer.
12877 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12879 * tree.c (copy_node): Remove documentation about obstacks.
12880 (buidl1): Check that nobody tries to build 2-argument nodes this
12883 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12885 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
12888 * gencodes.c (output_predicate_decls): Fill empty initializer
12891 2001-01-04 Jakub Jelinek <jakub@redhat.com>
12893 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
12894 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
12896 (do_include): Handle missing headers like cpp0.
12897 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
12898 paths with first include pathname. Don't strcat to uninitialized
12901 2001-01-04 Bernd Schmidt <bernds@redhat.com>
12903 * regrename.c (regrename_optimize): Don't rename from frame pointer
12904 if frame_pointer_needed.
12905 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
12906 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
12907 (ia64_reorg): Use it instead of scheduling if ! optimize.
12908 (errata_emit_nops): Properly call asm_noperands.
12909 (ia64_sched_reorder): Finish cycle if we see an asm.
12910 (ia64_variable_issue): Clear scheduling state after asms.
12912 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
12914 * cpp.texi: Update for -MT.
12915 * cppinit.c (initialize_dependency_output): Add a default
12916 target if none has been given already.
12917 (no_tgt, OPT_MT): New.
12918 (cpp_handle_option): Handle -MT. Update -M etc.
12919 * cpplib.h (struct cpp_options): Remove deps_target.
12920 * gcc.c (cpp_options): Handle -MT.
12921 * mkdeps.c (struct deps): Move from mkdeps.h.
12922 (deps_calc_target): Rename deps_add_default_target. Add a
12923 default target if none has been specified already.
12924 * mkdeps.h (struct deps): Move to mkdeps.c.
12925 (deps_calc_target): Rename deps_add_default_target.
12927 2000-01-03 Richard Henderson <rth@redhat.com>
12929 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
12931 * c-typeck.c (push_init_level): Move checks for flexible array
12932 members and zero length arrays ...
12933 (pop_init_level): ... here. Silently discard empty initializations.
12935 * varasm.c (output_constructor): Update for sizeof change to
12936 zero-length arrays.
12938 * extend.texi (Zero Length): Clarify semantics.
12940 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12942 * configure.in (tm.h): Include isns-codes.h last.
12943 * configure: Rebuilt.
12945 2001-01-03 Richard Henderson <rth@redhat.com>
12947 * config/alpha/alpha.md (addvsi3, addvdi3): New.
12948 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
12950 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12952 * tradcpp.c (main): Make sure finclude() is called with a valid
12953 indepth value while handling -include.
12955 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12957 * gencodes.c (output_predicate_decls): New function.
12959 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
12960 even if it is not the first time machmode.h is #included.
12961 * config/sh/sh.c (fpul_operand): Declare MODE argument.
12962 * tm.texi (PREDICATE_CODES): Document predicate declarations.
12963 * gcc.texi (Copyright): Added 2001.
12965 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12967 * c-common.c (c_common_lang_init): New function. Warn if format
12968 warning options which only have effects when used with -Wformat
12969 are used without -Wformat.
12970 * c-common.h (c_common_lang_init): Declare.
12971 * c-lang.c (lang_init): Call c_common_lang_init.
12972 * objc/objc-act.c (lang_init): Call c_common_lang_init.
12974 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12976 * configure.in: Check for the mktemp command.
12977 * configure: Regenerate.
12978 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
12979 $TEMP. Create temporary files with mktemp, if available at
12980 configure time; otherwise use set -C. Remove temporary files
12983 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12985 * configure.in: Require at least texinfo 4.0. Check for whether
12986 Pod::Man is sufficiently recent to regenerate GCC manpages.
12987 * configure: Regenerate.
12988 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
12990 (GENERATED_MANPAGES): Define.
12991 (generated-manpages): New target. Depend on cpp.1 as well as
12993 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
12994 configure to generated-manpages or empty) rather than on the
12995 manpages directly. Remove execute permission from installed
12996 gcov.1 as well as cpp.1.
12997 * cpp.1, gcov.1: Regenerate.
12999 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13001 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13002 tree_low_cst. Allow using cmpstrsi in more cases.
13004 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13006 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13009 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13011 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13012 * Makefile.in (HOST_CFLAGS): Mention build-make.
13014 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13016 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13019 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13021 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
13024 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
13027 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
13028 reg_base_value and reg_known_value arrays.
13029 (init_alias_analysis): Add more cases to detect known values.
13030 * sched-deps.c (deps_may_trap_p): New function.
13031 (sched_analyze_2): Use it.
13033 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13035 * combine.c (simplify_shift_const): Even if we're sign-extracting,
13036 don't discard an ASHIFTRT if we're shifting in a wider mode.
13038 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
13040 * toplev.c (rest_of_compilation): Don't print basic block information
13041 when CFG isn't up to date.
13043 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
13045 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
13046 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
13047 (UNALIGNED_SHORT_ASM_OP): Define.
13048 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
13050 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13052 * fold-const.c (fold_convert): Fix typo.
13054 2001-01-02 Richard Henderson <rth@redhat.com>
13056 * c-common.h (ASM_INPUT_P): New.
13057 * c-parse.in (asm): Set it when needed.
13058 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
13059 existance of an operand.
13061 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
13063 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
13064 (dwarf2out_frame_debug_expr): Likewise.
13065 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
13067 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
13069 * i386.c (ix86_split_to_parts): Return number of part required;
13071 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
13073 (ix86_split_long_move): Use number of part returned
13074 by ix86_split_to_parts
13075 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
13077 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
13078 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
13079 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
13080 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
13081 (ALIGN_MODE_128): Add TFmode.
13082 (IS_STACK_MODE): Likewise.
13083 (HARD_REGNO_NREGS): TFmode needs 3 registers.
13084 (HARD_REGNO_OK): Support TFmodes.
13085 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
13086 * i386.md (scheduler definitions): Use memory operand to determine
13087 fst/fld instructions; use mode attribute to determine real mode of
13089 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
13090 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
13092 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13094 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
13096 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13098 * expr.c (store_constructor_field): Update ALIGN before calling
13101 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13103 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
13106 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13108 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
13111 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13113 * c-decl.c (start_function): Don't warn on third parameter to main.
13115 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13117 * tsystem.h: Define HAVE_DECL_GETOPT.
13119 2001-01-02 Philip Blundell <pb@futuretv.com>
13121 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
13124 2001-01-02 Richard Henderson <rth@redhat.com>
13126 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
13128 2001-01-02 Andreas Jaeger <aj@suse.de>
13130 * c-decl.c (c_decode_option): Remove support of
13131 -Wmissing-noreturn.
13133 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
13134 (W_options): Add -Wmissing-noreturn here.
13136 * flow.c: Define lang_missing_noreturn_ok_p.
13137 (check_function_return_warnings): Use it.
13139 * c-common.h: Declare lang_missing_noreturn_ok_p.
13141 * c-lang.c (c_missing_noreturn_ok_p): New function.
13142 (lang_init): Set lang_missing_noreturn_ok_p.
13144 * invoke.texi (Warning Options): Document this.
13146 2000-12-27 Phil Edwards <pme@sources.redhat.com>
13148 * extend.texi (C++ Extensions): New node for C++ attributes;
13149 describe init_priority and com_interface.
13150 * invoke.texi: Remove -finit-priority as it now has zero effect.
13151 * install.texi: Fix xref syntax.
13152 * md.texi: Likewise.
13154 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13156 * config.gcc (sparc64-wrs-vxworks*): New case.
13157 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
13159 * config/sparc/sparc.c (sparc_override_options): Do support different
13160 pointer and architecture size.
13161 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
13162 (POINTERS_EXTEND_UNSIGNED): Define.
13163 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
13164 (FUNCTION_MODE): Define to be Pmode.
13165 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
13167 * function.c (expand_function_end): Properly handle DECL_RESULT
13168 and copy when ptr_mode != Pmode.
13169 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
13171 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13173 * c-common.c (c_common_nodes_and_builtins): Set prototype
13174 parameters for __builtin_fputs, __builtin_fputc and
13175 __builtin_fwrite. Don't declare plain fputc as a builtin.
13177 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
13179 * loop.c (add_label_notes): Increment the label usage count when
13180 a note is added to an insn which refers to a CODE_LABEL.
13181 * gcse.c (add_label_notes): Likewise.
13183 2001-01-01 Andreas Jaeger <aj@suse.de>
13185 * loop.c (scan_loop): Use xmalloc to allocate movables.
13187 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13189 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
13190 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
13191 * reload1.c (REGISTER_MOVE_COST): Likewise.
13192 * regclass.c (REGISTER_MOVE_COST): Likewise.
13193 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
13194 dimension. Adjust all users.
13195 (init_reg_sets_1): Iterate on all modes.
13196 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
13197 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
13198 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
13199 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
13200 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
13201 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
13202 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
13203 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
13204 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
13205 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
13206 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
13207 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
13208 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
13209 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
13210 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
13211 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
13212 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
13213 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
13214 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
13215 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
13216 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
13217 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
13218 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
13219 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
13220 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
13221 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
13222 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
13224 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13226 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
13227 arg VARIES_P. Call it with extra arg.
13228 (true_dependence): Likewise.
13229 * rtl.h (rtx_addr_can_trap_p): Declare.
13230 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
13232 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
13233 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
13234 pic offset table register if it's zero. All callers changed.
13235 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
13237 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13239 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
13240 STRING_POOL_ADDRESS_P.
13242 * config/sparc/sparc.c (input_operand): Properly test for short op.
13244 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
13245 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
13246 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
13247 * config/sparc/elf.h: No longer include sol2.h.
13248 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
13249 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
13251 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
13253 2001-01-01 Michael Hayes <mhayes@redhat.com>
13255 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
13256 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
13257 (record_initial): Likewise.
13258 * unroll.c (copy_loop_body, loop_iterations): Likewise.
13259 (remap_split_bivs): Likewise.
13261 2001-01-01 Michael Hayes <mhayes@redhat.com>
13263 * loop.c (loop_ivs_free): New function.
13264 (strength_reduce): Break out from...
13266 2001-01-01 Michael Hayes <mhayes@redhat.com>
13268 * loop.h (struct iv): New.
13269 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
13270 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
13271 'reg_biv_class' fields with 'regs' and 'n_regs'.
13272 (struct ivs): Rename 'loop_iv_list' field to 'list'.
13273 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
13274 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
13276 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
13278 * resource.c (mark_referenced_resources): Abort() before
13279 attempting to mark a pseudo register.
13280 (mark_set_resources): Likewise.
13282 2001-01-01 Michael Hayes <mhayes@redhat.com>
13284 * loop.h (REG_IV_CLASS): New accessor macro.
13285 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
13286 * unroll.c (REG_IV_CLASS): Likewise.
13288 See ChangeLog.4 for earlier changes.