1 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
3 * doc/install.texi: Use correct markup hints.
5 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
9 * explow.c (expr_size): If DECL and size specified, use it.
11 2001-06-15 Zack Weinberg <zackw@stanford.edu>
13 * doc/cpp.texi: Formatting corrections.
14 Correct buggy example of use of __GNUC__ etc.
15 Clarify $ in identifiers.
16 * doc/cpp.1: Regenerate.
18 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
20 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
22 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
26 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
27 Added Tru64 UNIX V5.1 bootstrap hints.
28 (Specific, alpha*-*-osf*): Removed old section, obsolete.
30 2001-06-15 Andreas Jaeger <aj@suse.de>
32 * doc/install.texi (Specific): Mention that glibc cannot be
33 compiled with GCC 3.0.
35 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
37 * combine.c (nonzero_bits): Don't optimize away division by
40 2001-06-15 Zack Weinberg <zackw@stanford.edu>
42 * doc/cpp.texi: Revised and brought up to date.
43 * doc/cpp.1: Regenerate.
45 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
47 * doc/install.texi: Update --enable-threads to match reality.
49 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
51 * doc/install.texi: Update for C4x.
54 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
56 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
57 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
58 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
59 Consistently use "built-in" and "bit-field". Minor logical markup
61 * doc/gcc.1: Regenerate.
63 2001-06-14 Richard Henderson <rth@redhat.com>
65 * config/mips/mips.md (exception_receiver): New.
67 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
69 * doc/gcc.texi: Update passes documentation to be more in tune
72 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
74 * i386.c (ix86_expand_prologue): Fix merging conflict.
76 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
78 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
79 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
80 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
81 logical markup. Use TeX quotes and dashes. Use @dots{} and
82 @minus{}. Avoid spaces inside @var. Update last modification
84 * doc/gcc.1, doc/gcov.1: Regenerate.
86 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
88 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
89 x86_epilogue_using_move): New global variables.
90 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
91 (ix86_emit_save_regs_using_mov): New static function.
92 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
93 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
94 MASK_MIX_SSE_I387): Renumber.
95 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
96 (x86_accumulate_outgoing_args, x86_prologue_using_move,
97 x86_epilogue_using_move): Declare.
98 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
100 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
102 * inclhack.def (hpux10_cpp_pow_inline): New hack.
104 2001-06-13 Richard Henderson <rth@redhat.com>
106 * ifcvt.c (dead_or_predicable): Fix return value last patch.
108 2001-06-13 Mark Mitchell <mark@codesourcery.com>
112 2001-06-13 Richard Henderson <rth@redhat.com>
114 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
115 (cond_exec_process_if_block, dead_or_predicable): Likewise.
117 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
119 * mips-tfile.c (copy_object): Always pass indexNil for symbol
122 2001-06-13 Kazu Hirata <kazu@hxi.com>
124 * config/h8300/h8300.h (OK_FOR_T): Remove.
125 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
126 * config/h8300/h8300.md: Remove alternatives involving inc and dec
127 in the helper patterns for addhi3 and addsi3.
129 2001-06-13 Phil Edwards <pme@sources.redhat.com>
131 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
133 2001-06-13 Zack Weinberg <zackw@stanford.edu>
135 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
136 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
138 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
139 config/alpha/t-osf4, config/mips/t-iris6: Extract all
140 references to @shlib_map_file@, @shlib_objs@, or
141 @shlib_base_name@ to Makefile variables.
142 Bump soname version of libgcc to 1.
144 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
146 * doc/install.texi: Use more logical markup. Include @node
147 commands in the source when generating any non-HTML.
149 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
151 * README: Remove. Some of the contents moved to ../README.
153 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
155 * doc/install.texi (--enable-shared): List package names
158 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
160 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
161 (*-*-solaris*): Document problem in /bin/sh that affects
162 configuring libraries.
163 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
164 (*-sun-solaris2.8): Document linker problem that explains why
165 libjava is disabled by default.
167 2001-06-09 Mark Mitchell <mark@codesourcery.com>
170 * toplev.c (rest_of_compilation): Remove dead code before
173 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
176 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
177 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
178 * configure: Rebuilt.
180 2001-06-12 Jim Wilson <wilson@redhat.com>
182 * loop.c (strength_reduce): Move bl->all_reduced set before
183 check_ext_dependant_givs call.
184 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
186 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
188 * doc/extend.texi (Function Attributes): Document SH's sp_switch
191 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
193 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
196 2001-06-12 Richard Henderson <rth@redhat.com>
198 * config/i386/i386.c (ix86_expand_prologue): Always use
199 gen_pro_epilogue_adjust_stack; update arguments.
200 (ix86_expand_epilogue): Likewise.
201 (ix86_emit_epilogue_esp_adjustment): Remove.
202 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
203 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
204 clobber of scratch memory instead of a modification of EBP as the
205 barrier. Update all peepholes to match.
207 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
209 * doc/gcc.texi: Change the font used for @def... commands to a
211 * doc/extend.texi: Use more logical markup. Use "built-in"
212 instead of "builtin". Use @deftypefn to mark up built-in
213 functions; specify their types in the @deftypefn and not in the
214 descriptive text. Use TeX quotes and dashes. Add more index
217 2001-06-12 lars brinkhoff <lars@nocrew.org>
219 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
220 (DIR_SEPARATOR_2): Likewise.
222 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
224 * doc/install.texi (--exec-prefix, --bindir, --libdir,
225 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
227 (--enable-cpp): Change to document --disable-cpp instead; update
228 to reflect current default.
229 (--without-fast-fixincludes): Remove documentation.
230 (Final install): Document installation directories in more
231 detail. Document use of make dvi.
233 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
235 * recog.c (validate_replace_rtx_1): Fix previous patch.
237 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
239 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
241 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
243 * simplify-rtx.c (simplify_subreg): Allow volatile memory
244 to be subregged in case we don't have move instruction.
246 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
248 * loop.c: Include predict.h
249 (strength_reduce): Drop branch prediction note in case
250 number of iterations is known.
251 * predict.def (PRED_LOOP_ITERATIONS): new.
252 * Makefile.in (loop.o): Add dependancy on predict.h
254 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
256 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
258 * c-typeck.c (c_start_case): Likewise.
260 2001-06-12 Mark Mitchell <mark@codesourcery.com>
262 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
263 in a structure at a variable address.
265 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
267 * doc/gcov.texi: Use more logical markup.
269 2001-06-11 Mark Mitchell <mark@codesourcery.com>
271 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
272 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
273 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
276 2001-06-11 Stan Shebs <shebs@apple.com>
278 * darwin.h (ASM_FILE_END): Remove decl of language_string.
280 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
282 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
283 as an early clobber to make sure it is not used by reload in
286 2001-06-11 Mark Mitchell <mark@codesourcery.com>
288 * doc/c-tree.texi: Update information about flag_honor_std.
289 * doc/install.texi: Note that binutils is required on HPUX 11.
290 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
293 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
294 variable-sized types.
296 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
298 * doc/md.texi: Use TeX dashes and quotes.
300 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
302 * doc/rtl.texi: Reference manual chapter about trees.
304 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
306 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
307 (WINT_TYPE): Override.
308 (WINT_TYPE_SIZE): Likewise.
309 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
311 * config/sparc/sol2.h (WINT_TYPE): Define.
312 (WINT_TYPE_SIZE): Likewise.
314 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
315 (WINT_TYPE): Override.
316 (WINT_TYPE_SIZE): Likewise.
317 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
318 (CPP_ARCH64_SPEC): Likewise.
320 2001-06-11 Richard Henderson <rth@redhat.com>
322 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
323 with alias attribute.
325 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
326 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
328 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
330 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
332 2001-06-11 Stan Shebs <shebs@apple.com>
334 * darwin.c (darwin_encode_section_info): Rewrite to simplify
335 and fix coding mistakes.
337 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
339 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
340 return string from m32r_output_block_move.
341 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
343 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
345 (ROUND_ADVANCE): Remove signed/unsigned conflict.
346 * config/m32r/m32r.c: Declare prototypes for static functions.
347 (move_src_operand): Replace INT32_P with UINT32_P.
348 (function_arg_partial_nregs): Fixed signed/unsigned conflict
349 in initialisation of 'size'.
350 (m32r_sched_reord): Remove redundant declarations of 'code'.
351 (m32r_output_block_move): Change to a void function.
352 (m32r_encode_section_info): Cast return of
353 TREE_STRING_POINTER to avoid compile time warning.
355 2001-06-11 Richard Henderson <rth@redhat.com>
357 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
358 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
359 (struct machine_function): Add gp_save_rtx.
360 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
361 (alpha_gp_save_rtx): New.
362 * config/alpha/alpha-protos.h: Declare it.
363 * config/alpha/alpha.md (exception_receiver): Make an expander.
364 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
366 2001-06-11 Richard Henderson <rth@redhat.com>
368 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
370 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
372 * configure.in: Align --help messages.
373 Remove trailing full stops.
374 Consistently use lower case.
375 Fix DWARF 2 spelling.
376 * configure: Rebuilt.
378 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
380 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
381 variants for .cpp/.cp/.c++ files.
382 Move definition of __LANGUAGE_C_PLUS_PLUS ...
383 (CPLUSPLUS_CPP_SPEC): ... here.
385 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
387 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
389 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
391 * c-decl.c (store_parm_decls): When comparing types in an
392 old-style function declaration with those from a previous
393 prototype, compare the unqualified versions of parameter types.
396 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
398 * doc/objc.texi: Use more logical markup. Use TeX dashes.
400 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
402 * doc/c-tree.texi: Use more logical markup.
404 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
406 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
408 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
410 * loop.c (scan_loop): Do not combine asm statements.
412 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
414 * simplify-rtx.c (simplify_subreg): Fix offset calculation
415 for complex values within a CONCAT.
417 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
419 * doc/install.texi: Update details of what components are included
420 in the GCC distribution. Update default directory for g++
421 includes. Update documentation relating to old libio. Adjust
422 documentation on DejaGnu environment variables. Remove
423 documentation of --enable-cpplib.
425 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
427 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
430 2001-06-10 Richard Henderson <rth@redhat.com>
432 * ifcvt.c (life_data_ok): New.
433 (merge_if_block): Use it to determine whether to update
435 (if_convert): Set it.
437 2001-06-10 Richard Henderson <rth@redhat.com>
439 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
441 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
443 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
444 (SH Options): Document -mieee.
445 * doc/install.texi (Final install): Remove obsolete information
446 about installing cross compilers.
447 * doc/gcc.1: Rebuilt.
449 2001-06-10 Richard Henderson <rth@redhat.com>
451 * config/alpha/alpha.c (override_options): Set align_loops,
452 align_jumps, and align_functions.
453 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
454 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
456 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
458 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
459 are one and two words in size.
461 2001-06-10 Richard Henderson <rth@redhat.com>
463 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
464 (Code Generation Options): Document -fnon-call-exceptions.
466 2001-06-10 Mark Kettenis <kettenis@gnu.org>
468 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
470 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
472 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
474 2001-06-10 Mark Mitchell <mark@codesourcery.com>
475 Gabriel Dos Reis <gdr@codesourcery.com>
477 * Makefile.in (c-parse.o): Depend on diagnostic.h
478 (dwarf2out.o): Likewise.
480 * dwarf2out.c: #include diagnostic.h
482 * toplev.h (warningcount, errorcount, sorrycount): Remove
485 * toplev.c (warningcount, errorcount, sorrycount): Remove
488 * diagnostic.h (struct output_buffer): Reorder fields.
489 (diagnostic_kind_count): New macro.
490 (errorcount, warningcount, sorrycount): Define as macros.
491 (diagnostic_report_warnings_p): New macro.
492 (output_state): Add diagnostic_count field.
494 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
495 Remove tentative declaration.
496 (count_error): Use diagnostic_report_warnings_p.
498 * c-parse.in: #include diagnostic.h
500 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
502 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
503 prefer a memory for operand 1.
504 ("*addsi3"): Fix constraints, the '!' was too strong.
505 ("*addsi3_split"): Accept soft register and split accordingly.
507 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
509 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
510 Move definition in the RTX_CODE section.
512 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
514 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
515 address as relative to the argument pointer.
517 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
519 * predict.def (PRED_OPCODE): Place before call and error_return.
521 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
523 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
524 * predict.c (estimate_probability): Calculate dominance
525 information; improve detection of NORETURN heuristics;
526 add call/error_return heuiristics; tweak comparison heuristics
529 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
531 * doc/invoke.texi (C Dialect Options): Document -aux-info.
532 (Debugging Options): Document -print-multi-directory and
534 * doc/gcc.1: Rebuilt.
536 * toplev.c (independent_decode_option): Require `=' between
537 `-aux-info' and filename in the same argument.
538 * gcc.c: Don't pass -aux-info=filename twice.
540 2001-06-09 Mark Mitchell <mark@codesourcery.com>
542 * expr.c (expand_expr, case ARRAY_REF): Do not replace
543 an array element with the known initializing value if it has
546 * toplev.c (rest_of_compilation): Remove dead code before
549 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
551 * cppinit.c (print_help): Document -fpreprocessed.
552 * invoke.texi: Similarly.
554 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
556 * predict.def: New file.
557 * predict.h: New file.
558 * predict.c: Include predict.h.
559 (predictor_info): New structure and array.
560 (predict_edge, predict_insn): Rewrite; make global.
561 (predict_edge_def, predict_insn_def): New global functions.
562 (dump_prediction, combine_predictions_for_insns): New
564 (estimate_probability): Change calls to predict_edge
565 to predict_edge_def and calls to predict_insn to predict_insn_def;
566 combine probabilities.
567 (expected_value_to_br_prob): Behave as predictor.
568 * rtl.h (REG_BR_PRED): Update coment.
569 (invert_br_probabilities): New.
570 * jump.c: Include predict.h
571 (duplicate_loop_exit_test): Drop branch prediction notes.
572 (invert_jump): Use invert_br_probabilities.
573 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
574 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
575 * combine.c (distribute_notes): Handle BR_PRED.
577 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
579 * predict.c (predict_insn, predict_edge): New static functions.
580 (estimate_probability): Revamp to use new functions;
581 fix loop header heruistics; add loop exist heruistics
583 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
585 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
587 2001-06-09 Peter Jakubek <pjak@snafu.de>
589 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
591 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
593 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
594 for integer operations that don't update C bit.
596 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
598 * gthr-posix.h (__gthread_objc_init_thread_system): If
599 pthread_key_create fails, it's not clear what the return value is.
600 This obvious fix makes sure it always returns -1 if a problem
603 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
605 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
606 more index entries. Use more logical markup where appropriate.
607 Use TeX quotes and dashes.
609 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
611 * unwind-pe.h: Conditionally qualify references to abort with
614 2001-06-09 Julian Foad <julian_foad@hotmail.com>
616 * doc/invoke.texi: Remove superfluous text.
618 2001-06-08 Richard Henderson <rth@redhat.com>
620 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
621 (LIB_SPEC): Mirror config/linux.h version.
623 2001-06-08 Richard Henderson <rth@redhat.com>
625 * except.c (get_exception_pointer, get_exception_filter): Take a
626 struct function. Update all callers.
627 * except.h (get_exception_pointer): Update declaration.
628 * expr.c (expand_expr): Update get_exception_pointer call.
629 * integrate.c (expand_inline_function): Remap the exception pointer
630 from callee to caller.
632 2001-06-08 Mark Mitchell <mark@codesourcery.com>
634 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
635 accurately reflect its cv-qualification.
636 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
637 cv-qualifiers on function types.
639 2001-06-08 Mark Mitchell <mark@codesourcery.com>
641 * basic-block.h: Improve comments.
642 * except.c (expand_eh_region_end_allowed): Remove redundant call
643 to do_pending_stack_adjust.
644 * flow.c (life_analysis): Fix typo in comment.
645 (calculate_global_regs_live): Add documentation.
646 (mark_set_1): Likewise.
647 (debug_regset): Likewise.
648 * doc/rtl.texi (cond_exec): Document it.
650 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
652 * i386.h (CONST_COSTS): set cost of constants representable in
653 immediate fields to 0.
655 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
657 * function.c (diddle_return_value): Kill code to determine
658 return value before expand_function_end.
659 (expand_function_end): Delay call to clobber_return_register
660 after fucntion return value is computed.
662 Re-install temporary reverted patch:
663 * toplev.c (rest_of_compilation): Call split_all_insns
664 before reg-stack and shorten-branches. Do shorten-branches
666 * final.c (shorten_branches): Remove insn splitting code.
668 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
670 * doc/gcc.texi, doc/invoke.texi: Add index of command line
671 options. Use @opindex to index them rather than other indexing
672 commands. Use @var{...} instead of <...>. Avoid spaces in names
673 inside @var. Don't use @kindex to index escape sequences in
676 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
678 * stmt.c (current_nesting_level): New fn.
679 * tree.h: Declare it.
680 * c-semantics.c (genrtl_compound_stmt): Use it.
682 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
684 2001-06-08 Jakub Jelinek <jakub@redhat.com>
686 * jump.c (mark_modified_reg): Allow jump threading if condition
687 codes are represented by a hard register.
689 2001-06-08 Jakub Jelinek <jakub@redhat.com>
691 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
692 for complex floats passed to unprototyped functions.
694 2001-06-08 Mark Mitchell <mark@codesourcery.com>
696 * except.c (expand_eh_region_end_allowed): Call
697 do_pending_stack_adjust as necessary.
699 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
701 * function.c (clobber_return_register): Clobber the pseudo return
704 * sibcall.c (skip_unreturned_value): New function.
705 (call_ends_block_p): Use it.
707 * recog.c (split_insn): Break out from ...
708 (split_all_insns): ... here; do not use basic block information
711 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
713 * simplify-rtx.c (simplify_subreg): Fix verification of
716 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
718 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
719 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
720 Move definition of _LANGUAGE_C_PLUS_PLUS ...
721 (CPLUSPLUS_CPP_SPEC): ... here.
722 Fixes PRs c++/3047, target/441.
724 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
726 * doc/install.texi2html (MAKEINFO): Keep value if set already.
728 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
730 * doc/gcc.texi: Add trailing slash to URL.
732 2001-06-07 Stan Shebs <shebs@apple.com>
734 * config/darwin.h (ENCODE_SECTION_INFO): Define.
735 (REDO_SECTION_INFO_P): Ditto.
736 (STRIP_NAME_ENCODING): Ditto.
737 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
738 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
739 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
740 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
741 * config/darwin.c: No longer include c-tree.h.
742 (machopic_classify_ident): Rewrite to use symbol encoding.
743 (lookup_name_darwin): Remove.
744 (machopic_non_lazy_ptr_name): Handle encoded symbols.
745 (machopic_stub_name): Use STRIP_NAME_ENCODING.
746 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
747 (machopic_finish): Ditto, remove test of decl.
748 (update_non_lazy_ptrs): New function.
749 (darwin_encode_section_info): New function.
750 * config/darwin-protos.h: Declare it.
751 * config/rs6000/rs6000.c (machopic_output_stub): Use
754 2001-06-07 Mark Mitchell <mark@codesourcery.com>
756 * tree.h (DECL_SOURCE_FILE): Improve documentation.
757 (DECL_SOURCE_LINE): Likewise.
759 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
761 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
764 2001-06-07 Phil Edwards <pme@sources.redhat.com>
766 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
767 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
769 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
771 * doc/contrib.texi: Add copyright notice.
773 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
775 * doc/md.texi: Use four digit years in copyright notice.
777 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
779 * config.gcc: For $target_alias of athlon-*, set
780 target_cpu_default2=5.
782 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
784 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
785 end of last block if last real insn is a JUMP_INSN.
787 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
791 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
793 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
794 pthread_t to objc_thread_t.
795 (__gthread_objc_thread_id): Likewise.
797 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
799 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
800 (ASM_OLDAS_SPEC): Likewise.
802 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
803 (CPP_SUBTARGET_SPEC): Use it.
804 (ASM_OLDAS_SPEC): Define.
806 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
808 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
810 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
813 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
815 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
816 Document use of N_(...), and show it in examples. Note that
817 documentation should be added to invoke.texi. Avoid an overfull
820 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
822 * toplev.c (rest_of_compilation): Revert previous patch.
823 * final.c (shorten_branches): Likewise.
825 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
827 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
830 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
832 * doc/install-old.texi: Remove more obsolete documentation.
834 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
836 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
838 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
840 * toplev.c (rest_of_compilation): Call split_all_insns
841 before reg-stack and shorten-branches. Do shorten-branches
843 * final.c (shorten_branches): Remove insn splitting code.
845 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
847 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
848 * configure: Rebuilt.
850 2001-06-07 Andreas Jaeger <aj@suse.de>
852 * emit-rtl.c (operand_subword): Remove unused variable.
854 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
856 * i386.md (floatdi?f): Avoid usinf of SSE instructions
857 if TARGET_64BIT is false.
858 (floatdi?f_i386_only): New insn.
859 (floatdi?f_i386): Disable for !TARGET_64BIT.
861 * (min?f, max?f splitters): Handle case where
862 operands are cross-matched.
864 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
865 (MMX_REGISTER_NAMES): Kill.
866 (PRINT_OPERAND): Fix comment.
867 (PRINT_REG): Likewise.
868 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
869 (print_operand): Update comment; kill 'm'.
871 * i386.c (x86_branch_hints): New global variable
872 (print_operand): Support outputting of branch prediction hints.
873 * i386.md (conditional jump patterns): Add branch prediction hints
875 * i386.h (x86_branch_hints): Declare
876 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
877 (PRINT_OPERAND_FUNCT_VALID_P): New.
878 * final.c (final_forward_branch_p): New function.
880 2001-06-06 Richard Henderson <rth@redhat.com>
882 * flow.c (mark_used_reg): Clean up looping over multiple hard
883 registers. Do conditional life bits across multiple hard regs.
885 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
887 * reload1.c (reload): Revert Schmidt's change so all USEs are not
888 deleted during reload.
890 2001-06-05 Mark Mitchell <mark@codesourcery.com>
892 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
893 functions here, instead of ...
894 * c-decl.c (c_expand_body): ... here.
896 2001-06-05 David O'Brien <obrien@FreeBSD.org>
898 * config.gcc, config/sparc/bsd.h: Do not directly include
899 sparc/sparc.h. Instead do it via tm_file.
901 2001-06-05 Richard Henderson <rth@redhat.com>
903 * dwarf2.h (DW_EH_PE_aligned): New.
904 * dwarf2asm.c (eh_data_format_name): Name it.
905 (dw2_asm_output_encoded_addr_rtx): Align for it.
906 * dwarf2out.c (output_call_frame_info): Handle it for personality
907 routine and LSDA pointers.
909 * unwind-pe.h (DW_EH_PE_aligned): New.
910 (base_of_encoded_value): Handle it.
911 (read_encoded_value_with_base): Likewise.
912 * unwind-dw2-fde.c (base_from_object): Likewise.
913 (get_cie_encoding): Likewise.
915 * config/alpha/elf.h: Remove ecoff commentary.
916 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
918 2001-06-05 David O'Brien <obrien@FreeBSD.org>
920 * config.gcc, config/i386/bsd386.h: Do not directly include
921 i386/386bsd.h. Instead do it via tm_file.
923 2001-06-05 David O'Brien <obrien@FreeBSD.org>
925 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
928 2001-06-05 Pascal Obry <obry@act-europe.fr>
930 * configure.in: Quote $enable_win32_registry in case the value has
934 2001-06-05 Mark Mitchell <mark@codesourcery.com>
936 * print-rtl.c (xspaces): Remove.
937 (print_rtx): Use printf field-width, rather than xpsaces, to
939 * toplev.c (main): Disable sibling-call optimization if we are
942 2001-06-05 Bernd Schmidt <bernds@redhat.com>
944 * reload1.c (reload): Delete all USEs generated during reload.
946 2001-06-05 scott snyder <snyder@fnal.gov>
948 * gccbug.in: Fix typo.
950 2001-06-05 Andreas Jaeger <aj@suse.de>
952 * builtins.def: Fix definition of __builtin_cosf, it uses float as
953 parameter and return value.
955 2001-06-04 Anthony Green <green@redhat.com>
957 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
958 machine. This is now done in sparc.h.
960 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
962 Correct CVS resurrection of invoke.texi.
963 * doc/invoke.texi: Document new tree dump flags.
965 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
967 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
968 for casting an aggregate to its own type. Fixes PR c/2735.
970 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
972 * doc/texinfo.tex: Update to version 2001-05-24.08.
974 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
976 * c-common.h (flag_dump_translation_unit): Remove.
977 (enum tree_dump_index): Define.
978 (TDF_ADDRESS, TDF_SLIM): New #defines.
979 (dump_node_to_file): Remove.
980 (dump_node): Make extern. Add flags.
981 (dump_flag, dump_enabled_p, dump_begin, dump_end,
982 dump_switch_p): Prototype.
983 * c-common.c (flag_dump_translation_unit): Remove.
984 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
985 logic. Use dump_switch_p.
986 * c-dump.h (struct dump_info): Add node and user fields.
987 (dump_pointer): Declare.
988 * c-dump.c (dump_node): Make extern. Add flags.
989 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
990 (dump_new_line, dump_maybe_newline): Use them.
991 (dump_pointer): New function.
992 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
993 chain or function's body. Dump address, if TDF_ADDRESS set.
995 (dump_node_to_file): Remove.
996 (struct dump_file_info): New struct.
997 (dump_files): New array.
998 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
999 * c-lang.c (finish_file): Adjust dumping.
1000 * toplev.h (dump_base_name): Make extern.
1001 * invoke.texi: Document new flags.
1003 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1005 * c-tree.h (lang_decl): Add pending_sizes fields.
1006 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1008 (c_expand_body): Expand them.
1009 (lang_mark_tree): Mark lang_decl:pending_sizes.
1010 * function.c (expand_pending_sizes): New function, broken out
1012 (expand_function_start): ... here.
1013 * tree.h (expand_pending_sizes): Declare it.
1015 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
1017 * doc/install.texi: Update FreeBSD information. Generalize
1018 and update information for alpha-based platforms using ELF.
1020 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1022 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
1023 (store_parm_decls): Likewise.
1024 * c-typeck.c (convert_arguments): Likewise.
1026 2001-06-04 Richard Henderson <rth@redhat.com>
1028 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1029 optimization if current_function_calls_setjmp.
1031 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1033 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
1036 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1038 * simplify-rtx.c (simplify_subreg): Fix combining of
1039 paradoxical subregs.
1041 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1043 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1044 (no_labels_between_p): Short circuit case beg==end.
1046 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1048 * rtlanal.c (operand_preference): Fix preference for objects.
1050 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1052 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1055 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1057 * combine.c (if_then_else_cond): Use simplify_subreg instead
1059 * integreate.c (sub_constants): Likewise.
1061 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1063 * emit-rtl.c (constant_subword): Deprecate; remove most of code
1064 and use simplify_gen_subreg.
1066 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
1068 * sibcall.c (skip_copy_to_return_value): recognize the situation
1069 when the called function's return value is copied into an
1070 intermediate pseudo, and then into the calling functions return
1073 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1075 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
1076 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
1077 in case register wasn't OK previously, accept it now; allow
1078 subregs of frame pointer if reload completed and frame pointer
1081 * combine.c (sombine_simplify_rtx): Fix comment;
1082 use subreg_lowpart_offset instead of subreg_lowpart_p
1083 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
1084 * rtl.h (subreg_lowpart_parts_p): Kill.
1085 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
1086 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
1087 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
1088 (gen_lowpart_common): Likewise.
1089 (subreg_lowpart_p): Likewise.
1090 (subreg_lowpart_parts_p): Kill.
1091 (subreg_lowpart_offset, subreg_highpart_offset): New function.
1093 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
1094 to simplify SUBREG and REG.
1095 (gen_highpart): Use simplify_gen_subreg for all simplifications.
1097 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
1100 * rtlanal.c (replace_regs): Use simplify_gen_subreg
1102 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1104 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
1105 (ARRAY_RANGE_REF): Added description.
1107 * tree.def (ARRAY_RANGE_REF): New code.
1108 * alias.c (handled_component_p, can_address_p): Handle it.
1109 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1110 * explow.c (set_mem_attributes): Likewise.
1111 * expr.c (expand_assignment, get_inner_reference): Likewise.
1112 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
1113 * fold-const.c (operand_equal_p): Likewise.
1114 * tree.c (staticp, stabilize_reference): Likewise.
1115 * varasm.c (decode_addr_const): Likewise.
1117 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1119 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
1120 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
1122 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
1124 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
1125 mark_constant_pool_use before output_addr_const.
1126 (struct pool_node): New field wend.
1127 (add_constant): Note a sequence of constants that are referenced
1129 (pool_window_label, pool_window_last): New variables.
1130 (dump_table): Emit a unspec_volatile representing the end of a
1131 sequence of constants.
1132 (mark_constant_pool_use): New function.
1133 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
1134 (consttable_2): Add the second operand which flags whether
1135 this consttable entry was used or not.
1136 (consttable_4, consttable_8, consttable_sf, consttable_df):
1138 (consttable_window_end): New insn.
1140 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1142 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
1143 Reformat according to coding standards.
1146 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
1147 (shl_and_kind): Cast wide constant.
1148 (gen_far_branch): Define as static, as in declaration.
1149 (barrier_align): Compute cache-line length as unsigned. Add
1150 parentheses in initial credit computation.
1151 (rounded_frame_size): Add parentheses.
1152 (permanent_obstack): Remove declaration. Include ggc.h for
1153 declaration of ggc_add_root_rtx().
1154 (get_free_reg): Removed declaration of unused variable reg.
1155 (legitimize_pic_address): Mark mode argument as unused.
1157 2001-06-03 Igor Shevlyakov <igor@windriver.com>
1159 * config/sh/sh.c (output_branch): Support for insn with lenght
1160 attr 12 & 16 which represents cond branches outside +-4096 range.
1162 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1164 * config/sh/lib1funcs.asm (ic_invalidate): Align the
1165 cache-mirroring sequence. Add nops.
1167 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
1169 * doc/install-old.texi: Remove more old installation
1171 * doc/install.texi: Add relevant parts here.
1173 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1175 * doc/install.texi2html: New script.
1177 2001-06-03 David Edelsohn <edelsohn@gnu.org>
1179 * doc/install.texi: Update AIX information again.
1181 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1183 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
1184 installation documentation.
1185 * doc/install.texi: Move it to here.
1187 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1189 * doc/install.texi: Clean up Texinfo markup.
1191 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1193 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
1194 to just after title page.
1196 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1198 * doc/install-old.texi: Remove documentation of some configuration
1200 * doc/install.texi: Add relevant parts of this documentation here.
1202 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1204 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
1205 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
1207 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1209 * i386.md (all uses of ext_register_operand): Make sure they are
1210 VOIDmode; replace all uses outside zero_extend.
1211 (and?i splitters): Use ext_register_operands.
1212 (test?i peep2): Remove ignored constraints.
1213 * i386.c (ext_register_operand): Check that operand is
1214 eighter pseudo or hard or 'Q' register.
1216 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1218 * tree.h (struct record_layout_info_s): New field unpadded_align.
1219 (set_lang_adjust_rli): New declaration.
1220 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
1221 it would have if not packed, do not downgrade DECL_ALIGN.
1222 (lang_adjust_rli, set_lang_adjust_rli): New.
1223 (start_record_layout): Initialize new field unpadded_align.
1224 (debug_rli): Display it.
1225 (place_union_field, place_field): Set it.
1226 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
1228 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
1229 mean that; use proper names instead.
1230 Print DECL_NO_STATIC_CHAIN.
1232 * except.c (expand_builtin_frob_return_addr): Add missing call
1233 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
1234 (expand_builtin_eh_return): Likewise.
1235 (expand_eh_return): Clean up ptr_mode != Pmode cases.
1237 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
1239 * doc/invoke.texi: Remove references to papers about sequence points
1240 to readings.html, refer to that page.
1242 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1244 * README: Update references to installation instructions.
1246 2001-06-01 Laurent Guerby <guerby@acm.org>
1247 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1249 * doc/install.texi: Define srcdir when sources come from CVS.
1250 Significantly improve markup. Wrap overly long lines
1252 2001-06-01 DJ Delorie <dj@redhat.com>
1254 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
1255 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
1256 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
1257 gcov.1: Move to doc subdirectory.
1258 * install.texi: Move to doc/install-old.texi.
1259 * gcc.texi: Move to doc, refer to install-old.texi.
1260 * Makefile.in: Reflect move of docs to doc/.
1261 * f/Make-lang.in: Ditto.
1262 * java/Make-lang.in: Ditto.
1263 * doc/.cvsignore: New.
1265 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1267 * invoke.texi: use two spaces between command options, eliminate
1268 some 'overfull hboxes'
1270 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
1272 * Makefile.in (s-mlib): Make backtick-commands always succeed.
1273 (DRIVER_DEFINES): Ditto.
1275 2001-05-31 Richard Henderson <rth@redhat.com>
1277 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
1278 also link against libgcc.a.
1280 2001-05-31 Geoff Keating <geoffk@cygnus.com>
1282 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
1283 * config/mips/mips.c (mips_output_ascii): New function.
1284 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
1286 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
1288 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1290 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
1291 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
1293 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
1295 * install.texi (Configuration): Add html links for --with-gnu-as &
1296 --with-gnu-ld and refer to them from hppa & SCO triplets.
1297 (Specific): Link back to with-gnu-ld for all ELF platfoms.
1298 (Specific): Reword AVR binutils recommendation.
1300 2001-05-30 Zack Weinberg <zackw@stanford.edu>
1302 * ggc-page.c (size_lookup): Increase minimum allocation size
1304 (ggc_print_statistics): Report size of each bin in bytes, not
1305 as its order; there is no longer a direct relationship.
1307 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1309 * extend.texi: Fix formating of examples, eliminate some
1311 * gcc.texi: Eliminate some 'overfull hboxes'.
1312 * invoke.texi: Use two spaces between command options, eliminate
1313 some 'overfull hboxes'.
1315 2001-05-30 Richard Henderson <rth@redhat.com>
1317 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
1319 2001-05-30 Tom Tromey <tromey@redhat.com>
1321 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
1322 use it in the new association.
1324 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
1325 John David Anglin <dave@hiauly1.hia.nrc.ca>
1327 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
1328 to target type to allow ISO C++ compiler to accept it.
1329 * gthr-dce.h (__gthread_active_ptr): Likewise.
1330 * gthr-solaris.h (__gthread_active_ptr): Likewise.
1332 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1334 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
1335 so that we do accept comments in preprocessed input.
1337 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1339 * cpphash.c (alloc_node): Cast allocated pointer.
1341 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
1343 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
1345 2001-05-29 Stan Shebs <shebs@apple.com>
1347 * gcc.texi: Add links for information about Objective-C.
1349 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
1351 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
1352 /bin/sed fails on [^\"]).
1353 (configargs.h): Likewise.
1355 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1357 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
1359 2001-05-28 Stan Shebs <shebs@apple.com>
1361 * objc/objc.gperf: Remove, no longer used.
1363 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
1365 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
1366 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
1367 Remove trailing whitespace.
1369 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1371 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
1372 became http://freeware.sgi.com/.
1374 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
1376 * local-alloc.c (update_equiv_regs): Don't eliminate constant
1379 2001-05-27 Stan Shebs <shebs@apple.com>
1381 * objc/objc-act.c: Add/fix various comments.
1382 (init_selector): Remove, no longer used.
1383 (build_msg_pool_reference): Ditto.
1384 (objc_debug): Ditto.
1386 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1388 * c-decl.c (init_decl_processing):
1389 Don't call start_identifier_warnings.
1390 * flags.h (warn_id_clash, id_clash_len): Remove.
1391 * stringpool.c: Don't include flags.h.
1392 (scan_for_clashes, do_identifier_warnings,
1393 start_identifier_warnings): Remove.
1394 * toplev.c (warn_id_clash, id_clash_len): Remove.
1395 (display_help): Don't document -Wid-clash.
1396 (decode_W_option): Print warning on -Wid-clash.
1397 * tree.h (start_identifier_warnings): Remove.
1398 * invoke.texi: Remove documentation of -Wid-clash.
1400 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1402 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
1404 2001-05-27 Bruce Korb <bkorb@gnu.org>
1406 * fixinc/check.tpl(HACK) add and use a Scheme variable
1407 (has no test text): error out if no "test_text" is defined
1408 * fixinc/fixincl.tpl: likewise
1409 (FIXIDX): make it an enumeration so we minimize diffs
1410 * fixinc/inclhack.def: re-alphabetize and add sort instructions
1411 * fixinc/fixincl.x: regenerate
1412 * fixinc/tests/base/stdio.h: test output got moved due to
1414 * README-fixinc: rewrite (mostly)
1416 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1418 * cpplib.c (run_directive): Set pfile->directive.
1420 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1422 * c-tree.texi: Reformat the manual as a single chapter now
1423 included by gcc.texi.
1424 * gcc.texi: Include c-tree.texi. Merge all indexes.
1425 * Makefile.in (dvi): Add generation for the cppinternals
1426 documentation. Added dependencies on fdl.texi and c-tree.texi
1427 where appropriate. Use TEXI2DVI instead of custom tex calls.
1428 (info): Added dependencies on fdl.texi and c-tree.texi where
1429 appropriate. Remove the target c-tree.info.
1431 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
1433 * combine.c (try_combine): Fix typo in comment.
1434 * expr.c (expand_expr): Likewise.
1435 * config/i370/i370.md (untyped_call): Likewise.
1437 2001-05-26 Bruce Korb <bkorb@gnu.org>
1439 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1440 when fixincl is operating in test mode
1441 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
1442 (AAB_ultrix_limits): remove redundant text
1443 (AAB_ultrix_memory): ditto
1444 (AAB_ultrix_string): ditto
1445 (djgpp_wchar_h): fix the test text
1446 (irix_stdio_va_list): add test text
1447 (irix_limits_const): add a testing output file (limits.h is overwritten)
1448 (strict_ansi_not_ctd): put limits.h second in list for same reason
1449 (solaris27_mutex_init): test text needed selection text, too
1451 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1452 when fixincl is operating in test mode
1454 2001-05-26 Philip Blundell <philb@gnu.org>
1456 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1457 * config/i960/i960-protos.h: Likewise.
1458 * config/i370/i370-protos.h: Likewise.
1459 * config/h8300/h8300-protos.h: Likewise,
1460 * config/sh/sh-protos.h: Likewise.
1461 * config/v850/v850-protos.h: Likewise.
1463 2001-05-26 Philip Blundell <philb@gnu.org>
1465 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1467 2001-05-25 Zack Weinberg <zackw@stanford.edu>
1469 * toplev.c (debug_args, f_options, W_options): Mark
1470 descriptions for translation.
1471 (display_help): Translate descriptions on output.
1473 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
1474 objc/lang-options.h: Mark descriptions for translation.
1476 * aclocal.m4: Quote final argument of patsubst. Use
1477 3-argument form of AC_DEFINE. Restore quotes to [] while
1479 * configure.in: Remove unnecessary changequote calls.
1480 * configure, config.in: Regenerate.
1482 2001-05-25 Sam TH <sam@uchicago.edu>
1484 * basic-block.h: Fix header include guards.
1485 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
1486 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
1487 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
1488 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
1489 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
1490 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
1491 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
1492 varray.h version.h: Likewise.
1493 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
1494 config/arm/arm.h config/c4x/c4x-protos.h
1495 config/h8300/h8300-protos.h config/h8300/h8300.h
1496 config/i370/i370-protos.h config/i370/i370.h
1497 config/i960/i960-protos.h config/mcore/mcore.h
1498 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
1499 config/v850/v850-protos.h config/v850/v850.h: Likewise.
1500 * fixinc/fixlib.h fixinc/server.h: Likewise.
1502 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
1504 * config/arc/initfini.c (.init): Fix typo.
1506 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
1508 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
1510 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1512 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
1514 2001-05-25 Richard Henderson <rth@redhat.com>
1516 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
1518 2001-05-25 Richard Henderson <rth@redhat.com>
1520 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
1521 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
1522 (sparc*-*-solaris2): Likewise.
1523 * config/t-linux: Remove shared libgcc macros.
1524 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
1525 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
1527 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
1529 * config.gcc (*-*-freebsd*): Report bad configuration.
1531 2001-05-25 David Edelsohn <edelsohn@gnu.org>
1533 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
1535 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
1537 (ASM_OUTPUT_LABELREF): Delete.
1539 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1541 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
1542 strict_ansi_only): Don't run if stdc_0_in_system_headers.
1543 * fixinc/fixincl.x: Regenerate.
1544 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
1545 (FIX_TEST_TABLE): Declare it.
1546 * fixinc/fixlib.h: Include config.h.
1548 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1550 * fixinc/inclhack.def (alpha___assert): Change char * args to
1551 const char * on Tru64 UNIX to avoid excessive warnings from
1553 * fixinc/fixincl.x: Regenerate.
1555 2001-05-25 Geoff Keating <geoffk@redhat.com>
1557 * dbxout.c (dbxout_symbol): Invert previous patch, which was
1558 outputting a tag only for variable-size records.
1560 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
1562 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
1563 instead of rtx_equal_p for early clobber test.
1565 2001-05-26 Mark Mitchell <mark@codesourcery.com>
1567 * builtins.def: Encode additional information, such as names and
1569 * builtin-types.def: New file.
1570 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
1571 (built_in_decls): Likewise. Don't explicitly initialize global
1573 (expand_builtin_mathfn): Handle float and long double variants of
1575 (expand_builtin): Likewise.
1576 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
1577 (expand_tree_builtin): Handle long, long long, float, and long
1578 double variants of math functions.
1579 * c-common.h (c_tree_index): Remove some unused nodes.
1580 (void_ftype): Remove.
1581 (void_type_ptr): Likewise.
1582 (int_ftype_int): Likewise.
1583 (ptr_ftype_sizetype): Likewise.
1584 * c-decl.c (init_decl_processing): Remove creation of DWARF
1586 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
1587 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
1588 * Makefile.in (c-common.o): Depend on builtin-types.def.
1590 2001-05-25 Dale Johannesen <dalej@apple.com>
1592 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
1594 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
1596 * c-parse.in (notype_initdcl): Remove redundant line.
1598 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1600 * aclocal.m4: Fixed typo.
1601 (gcc_AC_HEADER_STDBOOL): Define.
1602 (gcc_AC_C__BOOL): Define.
1603 * configure.in: Use them.
1604 (AC_CHECK_HEADERS): Remove stdbool.h
1605 * configure, config.in: Regenerate.
1607 2001-05-25 Richard Henderson <rth@redhat.com>
1609 * function.c (expand_function_start): Don't abort on PARALLEL
1610 returns from hard_function_value.
1612 2001-05-25 Richard Henderson <rth@redhat.com>
1614 * config/i386/i386.md: Revert previous change. Do not apply
1615 the peephole if the components do not die after the sequence.
1617 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
1619 * c-parse.in (array_declarator): New. Handle C99 constructs.
1620 Don't restrict [*] declarators to C only.
1621 (after_type_declarator, parm_declarator_starttypename,
1622 parm_declarator_nostarttypename, notype_declarator,
1623 direct_absdcl1): Use it.
1624 * c-decl.c (build_array_declarator, set_array_declarator_type):
1625 New functions. Warn that [*] isn't properly implemented; pedwarn
1626 for [*] outside C99 mode if pedantic rather than giving a hard
1628 (grokdeclarator): Handle static and type qualifiers in parameter
1630 * c-tree.h (build_array_declarator, set_array_declarator_type):
1632 * extend.texi (Attribute Syntax): Document attributes in parameter
1635 2001-05-25 Mark Mitchell <mark@codesourcery.com>
1637 * config/i386/i386.md: Make sure cmpstr peepholes do not
1638 affect liveness information.
1640 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1642 * c-typeck.c (digest_init): Issue error messages about
1643 invalid constants, not warnings.
1645 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1647 * invoke.texi (-fno-builtin): Document that this is always on
1650 2001-05-24 Philip Blundell <philb@gnu.org>
1652 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
1655 2001-05-24 Philip Blundell <philb@gnu.org>
1657 * config/arm/arm.c (output_return_instruction): Correctly handle
1658 interworking and interrupt functions.
1660 2001-05-24 Philip Blundell <philb@gnu.org>
1662 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
1663 -m{no-}sched-prolog. Fix typos and improve formatting.
1665 2001-05-24 Philip Blundell <philb@gnu.org>
1667 * invoke.texi (ARM Options): Improve wording slightly. Add
1668 documentation for more options, including those for Thumb mode.
1669 Don't mention options that don't exist or are unimplemented.
1670 (Thumb Options): Delete; merged into above section.
1672 2001-05-24 Geoff Keating <geoffk@redhat.com>
1674 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
1675 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
1677 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1679 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
1680 fix hard register simplification.
1682 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1684 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
1685 of just copying CPP_CPU_SPEC.
1687 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1689 * i386.c (incdec_operand): Accept only 1 and -1.
1691 2001-05-23 Kelley Cook <kelley.cook@home.com>
1693 * Makefile.in: Move many of the *_H definitions eariler in the
1694 file, so that rules in t-* files that use them for
1695 dependencies will work in a parallel build.
1696 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
1698 2001-05-23 Richard Henderson <rth@redhat.com>
1700 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
1702 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1704 * cpp.texi: Update for handling of charconsts.
1705 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
1706 diagnostics. Skip to the end if the UCS is too short.
1707 (cpp_interpret_charconst): Long charconsts issue a warning
1710 2001-05-23 Richard Henderson <rth@redhat.com>
1712 * doc/install.texi (alpha-linux): Require binutils 2.11.
1714 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1716 * c-lex.c (read_escape, read_ucs): Delete.
1717 (lex_string): Use cpp_parse_escape.
1718 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
1719 if not C++ or not C99. Warn if traditional.
1720 (parse_escape): Rename cpp_parse_escape. Make the bitmask
1721 unsigned. Warn for out-of-range escape sequences here.
1722 Update to use maybe_read_ucs.
1723 (cpp_interpret_charconst): Don't warn here.
1724 * cpplib.h (cpp_parse_escape): New exported function.
1726 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
1728 * extend.texi (Attribute Syntax): Clarify application of
1729 attributes to parameters declared as functions or arrays.
1731 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
1733 * dbxout.c (dbxout_type_methods): Do still group methods by name.
1735 2001-05-23 Zack Weinberg <zackw@stanford.edu>
1737 * diagnostic.c (vnotice): Kill.
1738 (fnotice): Call vfprintf directly.
1739 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
1740 verbatim, set_diagnostic_context): Rename string argument to
1741 indicate that it is run through gettext.
1742 (vbuild_message_string, build_message_string, output_do_printf):
1743 Rename string argument to indicate that it is NOT run through
1745 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
1746 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
1747 Run msgid argument through gettext.
1748 (default_print_error_function): Run constant strings through
1749 gettext when nothing else will.
1750 (fatal_error, internal_error, error_recursion): Use fnotice.
1751 Present complete sentences to gettext.
1753 2001-05-23 Mark Mitchell <mark@codesourcery.com>
1755 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
1757 2001-05-23 Richard Henderson <rth@redhat.com>
1759 * function.c (expand_function_start): Always use a pseudo
1760 for the function result value.
1762 2001-05-22 Richard Henderson <rth@redhat.com>
1764 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
1765 section pointer alignment.
1767 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
1769 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
1770 of __USER_LABEL_PREFIX__.
1772 2001-05-22 Richard Henderson <rth@redhat.com>
1774 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
1775 (__deregister_frame_info_bases): New.
1776 * unwind-dw2-fde.h: Declare it.
1777 * libgcc-std.ver: Export it.
1778 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
1779 called __register_frame_info_bases.
1781 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1783 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
1784 instead of #elif (which is OK for this case but not in general).
1786 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
1788 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
1789 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
1790 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
1791 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
1792 "r2" to the assembly file. Only issue allocs with non-zero parameters.
1794 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1795 David O'Brien <obrien@freebsd.org>
1797 * config/freebsd.h (LIB_SPEC): Key the exact setting to
1798 configure-time options and target version of FreeBSD. Set-up
1799 to match architectural change in threading support. Correctly
1800 report when -pthread option is not supported by configure-time
1802 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
1803 and extend to encode target version number in run-time setting
1804 of __FreeBSD__ macro to match the system compiler.
1805 (CPP_PREDEFINES): Likewise.
1806 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
1808 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
1809 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
1811 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1812 David O'Brien <obrien@freebsd.org>
1814 * config.gcc (the unlabeled system switch statement): Add
1815 generic configuration section to handle *-*-freebsd*. Also,
1816 to match the system compiler, default to threading support (it
1817 may be disabled with the standard --disable-threads
1818 configuration-time switch).
1819 (i[34567]86-*-freebsd* in machine-specific section): Use it.
1820 (alpha*-*-freebsd* in machine-specific section): Likewise.
1822 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
1823 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
1824 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
1825 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
1826 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
1828 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1829 David O'Brien <obrien@freebsd.org>
1831 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
1832 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
1833 -pthread instead setting macro.
1835 2001-05-22 Richard Henderson <rth@redhat.com>
1837 * crtstuff.c (__register_frame_info_bases): Declare.
1838 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
1839 (__do_global_dtors_aux, __do_global_dtors): Streamline.
1841 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1842 (CRT_GET_RFIB_DATA): New.
1843 * config/i386/sysv4.h: Likewise.
1844 * config/i386/sco5.h: Likewise.
1845 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1847 2001-05-22 Richard Henderson <rth@redhat.com>
1849 * rtl.c (read_string): Break out from ...
1850 (read_rtx): ... here.
1852 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1854 * doc/install.texi (Specific): Remove a bogus and duplicate part
1855 copied from the end of the document.
1857 2001-05-22 Bernd Schmidt <bernds@redhat.com>
1859 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
1861 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1863 * install.texi: Remove obsolete information on SunOS as well as
1864 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
1865 (Installing GNU CC on the Sun): Remove section.
1867 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
1869 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
1870 keep errno unchanged on success.
1872 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
1874 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
1875 once for hexadecimal floats, whether or not they contain a decimal
1876 point. Don't let the setting of pedantic otherwise affect the
1877 parsing of hexadecimal floats.
1879 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1881 * README.ACORN: Remove obsolete file.
1883 2001-05-22 Jan Hubicka <jh@suse.cz>
1885 * combine.c (gen_binary): Use swap_commutative_operands_p
1886 (simplify_comparison): Likewise.
1887 * expmed.c (emit_store_flag): Likewise.
1888 * expr.c (compare_from_rtx): Likewise.
1889 (do_compare_rtx_and_jump): Likewise.
1890 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
1891 if not emitting a branch and operands want swapping.
1893 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1895 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
1896 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
1897 (maybe_get_identifier): Update.
1898 * tree.h (make_identifier): Delete.
1900 2001-05-21 Richard Henderson <rth@redhat.com>
1902 * combine.c (subst): Do not substitute for a register as
1903 a destination subreg/strict_low_part/zero_extract.
1905 * combine.c (simplify_comparison): Update op1 after constant
1907 * recog.c (const_int_operand): Accept only constants valid
1909 * genrecog.c: Update comments wrt const_int_operand.
1911 * emit-rtl.c (init_emit_once): Zero unused memory in a
1914 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1916 * tree.h (type_num_arguments): Declare it.
1917 * tree.c (type_num_arguments): New function.
1919 2001-05-21 Richard Henderson <rth@redhat.com>
1921 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
1924 2001-05-21 Geoff Keating <geoffk@redhat.com>
1926 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
1928 (minsf3): Use rs6000_emit_minmax.
1929 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
1931 (movsfcc): Use rs6000_emit_cmove.
1932 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
1933 Don't generate emit_fselsfsf4.
1934 (fseldfsf4): Likewise.
1935 (maxdf3): Use rs6000_emit_minmax.
1937 (mindf3): Use rs6000_emit_minmax.
1938 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
1940 (movdfcc): Use rs6000_emit_cmove.
1941 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
1942 Don't generate emit_fselsfsf4.
1943 (fselsfdf4): Likewise.
1944 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
1945 (min_max_operator): New predicate.
1946 (rs6000_emit_cmove): New function.
1947 (rs6000_emit_minmax): New function.
1948 * config/rs6000/rs6000-protos.h: Prototype new functions.
1949 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
1950 and min_max_operator.
1952 * config/rs6000/rs6000.c (output_cbranch): Handle all
1953 conditional types in the switch statement.
1955 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1957 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
1958 non-register variables.
1959 * extend.texi: Document that asm-specifications do not make sense
1960 for non-static local variables.
1962 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
1964 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
1965 (dbxout_type_fields): Lose minimal_debug support.
1966 (dbxout_type_methods, dbxout_type): Likewise.
1968 2001-05-17 Andrew Haley <aph@redhat.com>
1970 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
1972 2001-05-21 Richard Henderson <rth@redhat.com>
1974 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
1977 2001-05-20 Richard Henderson <rth@redhat.com>
1979 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1980 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
1981 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
1982 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1983 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
1985 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1986 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
1987 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
1988 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1989 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1990 DEBUG_PUBNAMES_SECTION): Rename as above.
1991 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1993 2001-05-20 Richard Henderson <rth@redhat.com>
1995 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
1996 operands unless the operation is commutative.
1998 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2000 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2003 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2005 * extend.texi: Clarify documentation of extensions included in ISO
2006 C99. Prefer C99 terminology and syntax to old GNU terminology and
2007 syntax. Add more index entries. Document mixed declarations and
2008 code as an extension in C89 mode. Warn about future changes to
2009 semantics of inline functions. Fixes PR other/930.
2011 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2013 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
2014 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2015 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
2016 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2018 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
2020 2001-05-20 Richard Henderson <rth@redhat.com>
2022 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
2023 to be output before a branch.
2025 2001-05-20 Richard Henderson <rth@redhat.com>
2027 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2029 2001-05-20 Richard Henderson <rth@redhat.com>
2031 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2032 (ASM_DOUBLE): Remove.
2033 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2034 * config/i386/sun386.h: Likewise.
2036 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2037 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2039 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2040 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2041 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2042 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2044 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2045 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2046 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2047 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2048 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2049 * config/i386/win32.h: Likewise.
2051 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2053 * invoke.texi: Add more options to summary list.
2055 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2057 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2058 used. Fixes PR c/2291.
2059 * gcc.1: Regenerate.
2061 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2063 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2064 the -fpic and -fPIC options, clear flag_pic.
2066 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2068 * hashtable.c (calc_hash): Fix HASHSTEP definition.
2069 * stringpool.c (make_identifier): No statistics here anymore.
2070 * objc-act.c (steup_string_decl): Remove redundant check.
2072 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2074 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
2075 cpplib.o, cpphash.o, fix-header): Update.
2076 (hashtable.o): New target.
2077 * c-common.h: Include cpplib.h. Define C_RID_CODE and
2078 struct c_common_identifier here.
2079 * c-lang.c (c_init_options): Update. Call set_identifier_size.
2080 * c-lex.c (c_lex): Update.
2081 * c-pragma.h: Update.
2082 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
2084 (C_RID_CODE): Delete.
2085 * cpphash.c: Rewrite to use hashtable.c.
2086 * cpphash.h: Update include guards.
2087 (struct cpp_reader): Remove hashtab.
2088 hash_ob and buffer_ob are no longer pointers. Add hash_table
2090 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
2091 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
2092 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
2093 * cppinit.c (cpp_create_reader): Update.
2094 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
2095 (cpp_interpret_charconst): Eliminate warning.
2096 * cpplib.c (do_pragma, do_endif, push_conditional,
2097 cpp_push_buffer, cpp_pop_buffer): Update.
2098 (_cpp_init_stacks): Rename cpp_init_directives.
2099 (_cpp_cleanup_stacks): Remove.
2100 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
2101 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
2102 cpp_forall_identifiers, cpp_create_reader): Update.
2103 (C_RID_CODE, cpp_make_node): New.
2104 (c_common_identifier): New identifier node for C front ends.
2105 * cppmain.c (main): Update.
2106 * fix-header.c (read_scan_file): Update.
2107 * flags.h (id_clash_len): Make unsigned.
2108 * ggc.h (ggc_mark_nonnull_tree): New.
2111 * stringpool.c: Update comments and copyright. Update to use
2113 * toplev.c (approx_sqrt): Move to hashtable.c.
2114 (id_clash_len): Make unsigned.
2115 * toplev.h (ident_hash): New.
2116 * tree.c (gcc_obstack_init): Move to hashtable.c.
2117 * tree.h: Include hashtable.h.
2118 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
2119 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
2120 (struct tree_identifier): Update.
2121 (make_identifier): New.
2123 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
2124 (C_RID_CODE): Remove.
2125 * lex.c (cxx_init_options): Call set_identifier_size. Update.
2126 (init_parse): Don't do it here.
2128 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
2130 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
2132 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
2134 (expand_eh_return): Convert between word_mode and Pmode.
2135 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
2137 (execute_stack_op): Likewise.
2138 (execute_cfa_program): Likewise.
2139 (uw_frame_state_for): Likewise.
2140 (uw_update_context_1): Likewise.
2141 * unwind.inc (_Unwind_Reason_Code): Likewise.
2142 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
2143 (EH_RETURN_STACKADJ_RTX): Likewise.
2144 * config/mips/mips.c (compute_frame_size): Make space for saving
2145 EH return registers.
2146 (mips_expand_epilogue): Handle EH stack adjustments.
2147 * config/mips/mips.md (eh_return): New pattern.
2148 (eh_set_lr_si): Likewise.
2149 (eh_set_lr_di): Likewise.
2150 Add splitter to perform EH return after reload.
2152 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2154 * jump.c (mark_jump_label): Tidy previous change.
2156 2001-05-19 Bruce Korb <bkorb@gnu.org>
2158 * fixinc/genfixes: no need for two warnings
2159 * fixinc/Makefile.in: open stdin for those building with a closed one.
2161 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2163 * jump.c (jump_optimize_1): Tidy.
2164 (mark_jump_label): When changing the label in a LABEL_REF, change
2165 update any REG_EQUAL notes as well.
2167 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
2169 * c-parse.in (parm_declarator): Split into
2170 parm_declarator_starttypename and parm_declarator_nostarttypename.
2171 (parm_declarator_starttypename, parm_declarator_nostarttypename):
2172 New. Allow parenthesised sub-declarators which don't begin with a
2173 TYPENAME. Fixes PR c/166.
2175 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2177 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
2179 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2181 * toplev.c (main): If the target does not allow profiling without
2182 a frame pointer, issue an error message.
2183 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2186 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2188 * recog.c (general_operand): Modify last change to allow it if reload
2191 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2193 * recog.c (general_operand): Prohibit nonzero subreg bytes on
2194 subregs containing mem.
2196 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
2198 * regrename.c (regrename_optimize): frame pointer register can
2201 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
2203 * README.DWARF: Move into dwarfout.c.
2205 2001-05-18 Dale Johannesen <dalej@apple.com>
2207 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
2208 specific misuse of r0 as a reload address.
2210 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2212 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
2215 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2217 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
2218 (add_to_sequence): Make that decision type.
2219 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
2220 (write_switch, write_cond, debug_decision_2): Likewise.
2222 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
2224 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
2227 2001-05-18 Stan Shebs <shebs@apple.com>
2229 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
2230 * configure: Regenerate.
2232 2001-05-18 Per Bothner <per@bothner.com>
2234 Changes needed for java/jvspec.c
2235 * gcc.h (n_infiles, outfiles): Add declarations.
2236 * gcc.c (n_infiles, outfiles): Mske no longer static.
2238 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
2240 * config/pa/som.h (EXCEPTION_SECTION): Define.
2242 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
2244 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
2246 Add have_location_lists, a variable to determine whether we need a
2247 .debug_loc section or not.
2248 (enum dw_val_class): Add dw_val_class_loc_list.
2249 (dw_val_struct): Add val_loc_list.
2250 (dw_loc_list_struct): New structure, represents location lists.
2251 (new_loc_list): New function, return a new location list, given
2252 the range and location expression.
2253 (add_loc_descr_to_loc_list): New function, add a location
2254 expression to a location list, given the expression and range.
2255 (output_loc_list): New function, output a location list.
2256 (gen_internal_sym): Modified to take symbol prefix, so we can
2257 reuse it for location list symbols.
2258 (add_AT_loc_list): New function, add a location list to a DIE at
2259 the named attribute.
2260 (AT_loc_list): New function, return the location list reference
2261 for a given attribute, if it's a location list.
2262 (print_die): Handle dw_val_class_loc_list.
2263 (size_of_die): Ditto.
2264 (value_format): Ditto.
2265 (output_die): Ditto.
2266 (output_location_lists): New function, output all of the location
2267 lists for a DIE and it's children.
2268 (dwarf2out_finish): Call output_location_lists if we have location
2272 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2274 * gcse.c (try_replace_reg): First try global replace, later try to
2275 simplify the expression.
2277 * gcse.c (find_used_regs): Change calling convention; work via
2279 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
2281 2001-05-18 Bernd Schmidt <bernds@redhat.com>
2284 2001-02-09 Nick Clifton <nickc@redhat.com>
2285 * config/arm/arm.md: Change output constraint on post inc
2286 load/store multiple patterns to be a read/write constraint.
2288 2001-05-18 Mark Mitchell <mark@codesourcery.com>
2290 * basic-block.h (struct basic_block_def): Add documentation about
2291 what a basic block is, and what the various fields are used for.
2292 * flow.c (calculate_globlal_regs_live): Add documentation about
2293 how the algorithm works, and how we know that it will terminate.
2294 Check that the the inductive assumption that guarantees
2295 termination actually holds.
2296 (mark_used_regs): Treat conditionally set registers as used.
2297 (debug_regset): Add comment.
2298 * rtl.texi (cond_exec): Add documentation.
2300 * function.c (expand_function_start): Avoid creating BLKmode
2303 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2305 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
2306 DIE, even if it has no children.
2307 (dwarf2out_finish): Always output the line-number table, even if
2310 2001-05-18 David Edelsohn <edelsohn@gnu.org>
2312 * rs6000.md (movsfcc,movdfcc): Remove NE case.
2314 2001-05-17 Bruce Korb <bkorb@gnu.org>
2316 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
2317 * fixinc/genfixes: emit a warning if AutoGen is out of date
2319 2001-05-17 Brendan Conoboy <blc@cygnus.com>
2320 Bruce Korb <bkorb@gnu.org>
2322 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
2323 found in fixinc directory. Facilitates binary distributions.
2325 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
2327 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
2330 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
2332 * dwarf2out.c (modified_type_die): Equate qualified type to die.
2334 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2336 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
2337 (simplify_subreg): Handle complex types represented as CONCAT.
2339 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
2340 * rtl.h (swap_commutative_operands_p): Declare.
2341 * rtlanal.c (swap_commutative_operands_p): New.
2342 (operand_preference): New static function.
2344 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
2345 (gen_binary): Likewise.
2346 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
2347 * simplify-rtx.c (simplify_gen_binary,
2348 simplify_gen_relational): Likewise.
2350 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2352 * cse.c (fold_rtx): Use simplify_subreg.
2354 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
2355 (simplify_gen_subreg): New.
2356 (simplify_rtx): Use simplify_subreg.
2357 * rtl.h (simplify_gen_subreg): Declare.
2359 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2361 * doc/install.texi: Update Solaris information.
2363 * except.h (protect_cleanup_actions): Remove it.
2364 (lang_protect_cleanup_actions): Declare it.
2365 * except.c (protect_cleanup_actions): Remove it.
2366 (lang_protect_cleanup_actions): New variable.
2367 (init_eh): Don't make protect_cleanup_actions a GC root.
2368 (expand_eh_region_and_cleanup): Call
2369 lang_protect_cleanup_actions.
2370 (output_function_exception_table): Remove unused `align'
2372 * varasm.c (assemble_external): Abort if we have not yet
2373 opened the assembly output file.
2375 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
2377 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
2378 for eh_personality_libfunc.
2380 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2382 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
2383 when calling simplify_subreg. This is needed to allow replacing
2384 of expression of one mode by expression of different mode.
2386 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2388 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
2390 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2392 * expr.c (protect_from_queue): Protect against subsequent calls to
2394 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
2397 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2399 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
2401 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2403 * gccbug.in (CATEGORIES): Add "bootstrap".
2405 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2407 * simplify-rtx.c (simplify_subreg): Break out from ...
2408 * combine.c (combine_splify_rtx) ... here and ...
2409 * recog.c (validate_replace_rtx_1): ... here;
2410 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
2411 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
2412 (subreg_lowpart_p): ... here.
2414 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2416 * stmt.c (expand_asm_operands): For inout operands, make sure
2417 the substitution of '=' for '+' makes it into the rtl.
2419 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
2420 (reload_as_needed): Call update_eliminable_offsets a bit later.
2422 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2424 * gcc.texi (gccbug): Refer to the web pages for detailed information
2427 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2429 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
2431 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
2432 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
2433 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
2434 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
2435 * cross-make: Don't set LIBGCC1.
2436 * mklibgcc.in: Delete all code for building from libgcc1.c.
2437 Always honor LIB1ASMFUNCS if set.
2439 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
2440 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
2441 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
2442 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
2443 config/i386/uwin.asm, config/m68hc11/larith.asm,
2444 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
2445 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
2446 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
2447 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
2448 Delete or update references to libgcc1 in commentary.
2450 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
2451 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
2452 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
2453 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
2454 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
2455 config/arm/t-semi, config/arm/t-strongarm-coff,
2456 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
2457 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
2458 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
2459 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
2460 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
2461 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
2462 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
2463 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
2464 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
2465 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
2466 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
2467 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
2468 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
2469 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
2470 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
2471 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
2472 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
2473 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
2474 config/mips/t-ultrix, config/mn10200/t-mn10200,
2475 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
2476 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
2477 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
2478 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
2479 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
2480 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
2481 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
2482 config/sparc/t-sparclite, config/sparc/t-splet,
2483 config/sparc/t-sunos41, config/sparc/t-vxsparc,
2484 config/sparc/t-vxsparc64, config/v850/t-v850:
2485 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
2487 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
2488 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
2489 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
2490 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
2491 nongcc_SI_type, nongcc_word_type, or perform_*
2492 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
2494 * config/i386/386bsd.h, config/i386/beos-elf.h,
2495 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2496 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
2497 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
2498 Don't include i386/perform.h.
2500 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
2501 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
2502 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
2503 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
2504 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
2505 config/vax/t-openbsd, config/vax/t-vax: Delete.
2507 * config.gcc: Remove references to deleted files.
2508 (arm-semi-aof): Use arm/t-semi for tmake_file.
2510 * gcc.texi, install.texi, invoke.texi, tm.texi:
2511 Delete or rewrite text which is no longer relevant now that
2512 libgcc1 no longer exists.
2514 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
2515 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
2517 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
2518 Bruce Korb <bkorb@gnu.org>
2520 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
2523 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2525 * i386.md: Add two peepholes to clean up code generated by
2528 2001-05-16 Richard Henderson <rth@redhat.com>
2530 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
2531 variants of non-absolute encodings.
2533 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2535 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
2536 __register_frame_info_table_bases): Export.
2538 2001-05-16 Richard Henderson <rth@redhat.com>
2540 * except.c (eh_data_format_name): Move to ...
2541 * dwarf2asm.c: ... here. Use designated initializers if available.
2542 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
2543 * dwarf2asm.h: Update declarations.
2544 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
2545 ASM_PREFERRED_EH_DATA_FORMAT.
2546 (output_call_frame_info): Likewise. Use 'L' augmentation for
2549 * unwind-dw2-fde.h (struct fde_vector): New.
2550 (struct old_object): Rename from struct object.
2551 (struct object): New.
2552 (__register_frame_info_bases): Declare.
2553 (__register_frame_info_table_bases): Declare.
2554 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
2555 * unwind-dw2-fde.c (objects): Remove.
2556 (unseen_objects, seen_objects): New.
2557 (__register_frame_info_bases): New.
2558 (__register_frame_info): Use it.
2559 (__register_frame_info_table_bases): New.
2560 (__register_frame_info_table): Use it.
2561 (__deregister_frame_info): Rewrite for changed object struct.
2562 (base_from_object, get_cie_encoding, get_fde_encoding): New.
2563 (fde_unencoded_compare): Rename from fde_compare; uninline.
2564 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
2565 (start_fde_sort): Adjust for new definition of fde_vector.
2566 (fde_insert): Likewise.
2567 (end_fde_sort): Likewise. Select comparison function based
2568 on properties of the object.
2569 (fde_split): Take object and fde_compare_t arguments.
2570 (frame_heapsort, fde_merge): Likewise.
2571 (classify_object_over_fdes): Rename from count_fdes. Handle
2572 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
2574 (add_fdes): Handle encoded pointers.
2575 (init_object): Rename from frame_init. Update for new struct object.
2576 (linear_search_fdes): Rename from search_fdes. Handle encoded
2578 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
2579 (binary_search_single_encoding_fdes): New.
2580 (binary_search_mixed_encoding_fdes): New.
2581 (search_object): New.
2582 (_Unwind_Find_FDE): Update for new struct object. Fill in
2584 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
2585 iterating over EH data.
2586 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
2587 fde_encoding, lsda_encoding.
2588 (read_uleb128, read_sleb128): Remove.
2589 (read_encoded_pointer): Remove. All callers use read_encoded_value.
2590 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
2591 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
2593 * unwind-pe.h: Add "struct" to _Unwind_Context references.
2595 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2597 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
2598 * cpphash.c (_cpp_lookup_with_hash): Similarly.
2599 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
2600 cpp_spell_token, cpp_output_token): Similarly.
2601 * cpplib.c (lex_macro_node, do_undef, do_pragma,
2602 do_pragma_poison, parse_assertion, do_assert): Similarly.
2603 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
2604 save_parameter, _cpp_create_definition, check_trad_stringification,
2605 cpp_macro_definition): Similarly.
2606 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
2607 * c-lex.c (cb_undef, c_lex): Similarly.
2608 * fix-header.c (recognized_function): Similarly.
2609 * cpplib.h (NODE_LEN, NODE_NAME): New.
2610 (cpp_hashnode): Rename length len.
2612 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
2614 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
2617 2001-05-16 Andreas Jaeger <aj@suse.de>
2619 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
2621 * toplev.c: Include dwarf2asm.h for prototype of
2622 dw2_output_indirect_constants.
2624 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2626 * stmt.c (expand_asm_operands): Be able to offload addressof
2627 expression to memory. (PR optimization/185)
2629 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2631 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
2632 applying distributive law.
2634 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2636 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
2638 * gthr-dce.h (UNUSED): Attribute unused macro.
2639 (__gthread_key_dtor): Make arguments UNUSED.
2640 (__gthread_key_delete): Revise for compatibility with DRAFT4
2643 2001-05-16 David Edelsohn <edelsohn@gnu.org>
2645 * doc/install.texi: Update AIX information.
2646 * README.RS6000: Remove obsolete file.
2648 2001-05-16 Jakub Jelinek <jakub@redhat.com>
2649 Nathan Sidwell <nathan@codesourcery.com>
2651 * gcc.c (give_switch): Don't write before start of string.
2652 Always append suffix.
2654 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
2656 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
2659 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2661 * README.ALTOS: Remove obsolete file.
2663 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2665 * c-lex.h (save_and_forget_protocol_qualifiers,
2666 forget_protocol_qualifiers, remember_protocol_qualifiers):
2667 Remove deleted functions' prototypes.
2669 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2671 * c-parse.in (methodtype): New production.
2672 (methoddef, methodproto): Collapse separate '-' and '+'
2675 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2677 * c-common.h (RID_FIRST_PQ): New.
2678 * c-parse.in (objc_pq_context): New.
2679 (objc parser): Set objc_pq_context rather than calling
2680 remember_protocol_qualifiers and forget_protocol_qualifiers.
2681 Don't call save_and_forget_protocol_qualifiers.
2682 (yylexname): Handle objc protocol qualifiers here.
2683 * stringpool.c (struct str_header): Replace with sp_hashnode.
2684 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
2685 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
2686 Allocate an IDENTIFIER_NODE for each identifier.
2687 (FORALL_STRINGS, set_identifier): Delete.
2688 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
2689 (ggc_alloc_string): Use an obstack.
2690 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
2691 * tree.h: Update comments.
2692 (set_identifier): Delete.
2693 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
2694 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
2695 remember_protocol_qualifiers): Delete.
2697 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
2699 * flow.c (life_analysis): After life analysis is complete, do
2700 an optional scan over insns looking for REG_LABEL notes that
2701 reference a deleted label.
2702 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
2703 before peeking at LABEL_NUSES.
2705 2001-05-15 Richard Henderson <rth@redhat.com>
2707 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
2708 (_Unwind_GetTextRelBase): New.
2710 2001-05-15 Mark Mitchell <mark@codesourcery.com>
2712 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2714 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
2716 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
2717 so that CHOOSE_SECTION gets used.
2719 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
2720 TARGET_RELOCATABLE like flag_pic for now.
2722 2001-05-15 David Edelsohn <edelsohn@gnu.org>
2724 * rs6000.md (movdi splitter): Sign extend more efficiently.
2725 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
2726 to "long long" valid on 32-bit and 64-bit hosts.
2727 (logical_operand): Cast trunc_int_for_mode return value.
2728 (rs6000_emit_move): Shift macro to encapsulate variable.
2729 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
2730 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
2731 plus_constant requires signed argument.
2733 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
2735 * gthr-posix.h: Make additional pthread-* functions weak.
2737 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2739 * recog.c (apply_change_group): Avoid unneeded validating.
2741 2001-05-14 David Edelsohn <edelsohn@gnu.org>
2743 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
2744 (num_insns_constant): CONST_INT can be 64-bits.
2746 2001-05-14 Stan Shebs <shebs@apple.com>
2748 * config/darwin.h (LIB_SPEC): Just use -lSystem.
2749 (LIBGCC_SPEC): Don't define.
2751 2001-05-14 Richard Henderson <rth@redhat.com>
2753 * configure.in (gcc_cv_as_eh_frame): New test.
2754 * config.in, configure: Rebuild.
2755 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
2757 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2759 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
2760 extended precision divide.
2762 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2764 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
2765 for RETURNS as well.
2767 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2769 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
2770 (CPP_CPU??_SIZE_TYPE): New.
2771 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
2772 (CPP_CPU_SPEC): ... here; support choosing of CPU.
2773 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
2774 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
2776 * i386.c (override_options): Add sorry about not suported modes.
2778 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
2780 * config/pa/som.h (NM_FLAGS): Remove.
2781 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
2782 (ASM_OUTPUT_SECTION_NAME): Remove.
2783 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
2785 2001-05-14 Mark Mitchell <mark@codesourcery.com>
2787 * regrename.c (regrename_optimize): Do not rename registers to
2790 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
2792 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
2793 contain MEMs. Remove useless distinction about clobbering
2796 2001-05-13 Geoff Keating <geoffk@redhat.com>
2798 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
2799 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
2800 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
2801 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2802 (EXCEPTION_SECTION): Define.
2804 2001-05-13 Zack Weinberg <zackw@stanford.edu>
2806 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
2807 binary backward compat only.
2808 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
2809 in LIB2FUNCS. Pass it to mklibgcc.
2810 * mklibgcc.in: Handle LIB2FUNCS_ST.
2812 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
2814 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
2816 * tm.texi (THREAD_MODEL_SPEC): Document it.
2817 * gcc.c (main): Use it.
2818 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
2819 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
2821 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2823 * rtl.h (SYMBOL_REF_WEAK): New macro.
2824 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
2825 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
2826 * rtl.texi (SYMBOL_REF_WEAK): Document it.
2827 * gcc.texi: Remove wrong description.
2829 2001-05-13 Mark Mitchell <mark@codesourcery.com>
2831 * Makefile.in (STAMP): New macro.
2832 Replace all uses of `touch' with $(STAMP).
2833 * fixinc/Makefile.in: Likewise.
2835 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2837 * configure.in: ldopen is never in -lexc, so don't test for it.
2838 Add test for exc_resume in -lexc for Ada.
2839 * configure: Regenerated.
2841 2001-05-12 Richard Henderson <rth@redhat.com>
2843 * dwarf2asm.c (size_of_encoded_value): New function.
2844 * dwarf2asm.h: Declare it.
2845 * except.c (output_function_exception_table): Align the TType
2846 array only as wide as the encoding.
2848 2001-05-12 Zack Weinberg <zackw@stanford.edu>
2850 * extend.texi: Document #pragma GCC java_exceptions.
2852 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2854 * c-parse.in (bison parser, init_reswords): Remove uses of
2856 * c-tree.h (doing_objc_thang): Remove.
2858 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2860 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
2861 about files not ending in newlines.
2863 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2865 * dwarfout.c (dwarfout_init): Add cast.
2866 * sched-deps.c (sched_analyze_insn): Remove unused vars.
2867 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
2869 * method.c (build_mangled_C99_name): Remove unused prototype.
2871 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2873 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
2875 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2877 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2878 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
2880 2001-05-11 Richard Henderson <rth@redhat.com>
2882 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2883 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
2884 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
2885 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
2886 (dw2_output_indirect_constants): Prototype.
2887 * dwarf2out.c (dwarf2out_begin_prologue): Generate
2888 current_function_func_begin_label if we'll need it for EH. Exit
2889 early for IA64_UNWIND_INFO.
2890 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
2891 (eh_data_format_name): Update for indirect references.
2892 (output_function_exception_table): Care for IA64_UNWIND_INFO.
2893 Handle ASM_PREFERRED_EH_DATA_FORMAT.
2894 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
2895 define HAVE_eh_return etc.
2896 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
2897 (final_end_function): Don't call output_function_exception_table.
2898 * toplev.c (compile_file): Call dw2_output_indirect_constants.
2899 (rest_of_compilation): Invoke output_function_exception_table
2900 for ia64 before assemble_end_function.
2901 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
2902 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
2904 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
2905 * unwind.h: Declare them.
2906 * libgcc-std.ver: Export them.
2907 * unwind-pe.h: New file.
2909 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2911 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
2913 (find_fde_for_dso): Extract DT_PLTGOT.
2914 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
2915 the segment and gp as well.
2916 * config/ia64/frame-ia64.c: Remove file.
2917 * config/ia64/frame-ia64.h: Remove file.
2918 * config/ia64/unwind-ia64.c: New file.
2919 * config/ia64/unwind-ia64.h: New file.
2920 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
2921 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
2922 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
2923 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2924 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2925 (IA64_UNWIND_INFO): Re-enable.
2926 (HANDLER_SECTION): Remove.
2927 (EH_RETURN_DATA_REGNO): New.
2928 * config/ia64/ia64.md (exception_receiver): Remove.
2929 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
2930 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
2932 2001-05-11 Richard Henderson <rth@redhat.com>
2934 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
2935 calls and jumps to be bundled together.
2936 (ia64_reorg): Emit a break after a noreturn call that ends
2938 * config/ia64/ia64.md (break_f): New.
2940 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2942 * c-lex.c (lex_charconst): Convert into a simple wrapper
2943 around cpp_interpret_charconst, to which most of the code
2945 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
2946 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
2947 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
2948 (lex): Use cpp_interpret_charconst.
2949 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
2950 hex_digit_value): New functions.
2951 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
2952 * cpplib.h (cpp_interpret_charconst): New prototype.
2953 * Makefile.in: Update.
2955 2001-05-12 Dean Wakerley <dean@wakerley.com>
2957 * doc/install.texi: New file. Converted to texinfo from the HTML
2958 documentation in wwwdocs/htdocs/install.
2960 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
2962 * gcse.c (insert_insn_end_bb): Do not search for assignments to
2963 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2965 * toplev.c (compile_file): Move comment for opening output
2966 file to just before the code that opens the output file.
2968 2001-05-11 Jakub Jelinek <jakub@redhat.com>
2970 * regmove.c (regmove_optimize): Suppress the optimization for
2971 unchanging destination register. Add comment above function.
2973 2001-05-11 Zack Weinberg <zackw@stanford.edu>
2975 * Makefile.in: Exterminate all references to assert.h.
2976 * cross-make: Likewise.
2978 * configure.in: Correct commentary.
2979 * configure: Regenerate.
2981 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
2984 * config/t-freebsd, config/t-linux, config/t-linux-aout,
2985 config/t-netbsd, config/t-rtems, config/x-linux,
2986 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
2987 No need to override INSTALL_ASSERT_H.
2989 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
2990 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
2991 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
2993 2001-05-11 Graham Stott <grahams@redhat.com>
2995 * combine.c (simplify_comparison): Fix typo.
2997 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2999 * loop.h (struct movables): Remove `num'.
3000 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3001 Adjust call to strength_reduce.
3002 (num_unmoved_movables): New function.
3003 (move_movables): Don't set movables->num.
3004 (strength_reduce): Compute the number of instructions in the loop
3005 here, rather than in the caller.
3006 (check_dbra_loop): Always clear reversible_mem_store if there
3007 are any memory sets.
3008 (loop_regs_scan): Don't count instructions here.
3009 (count_insn_in_loop): New function.
3011 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3013 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
3015 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3017 * c-common.c (finish_label_expr): New function, lifted from
3018 from cp/semantics.c.
3019 * c-common.h (finish_label_expr, lookup_label): New prototypes.
3020 * c-parse.in: Move 3 blocks of parser code into new functions.
3021 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
3022 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
3023 (lookup_label): Remove.
3025 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
3027 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
3028 FLOAT_BIT_ORDER_MISMATCH.
3030 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3032 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3033 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3035 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3037 * expr.c (emit_group_load): extract_bit_field requires a REG or
3040 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
3042 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3043 a computed jump into an unconditional jump.
3044 In second hunk of code for collapsing computed and conditional jumps
3045 into unconditional jumps, reemit the jump in additional cases.
3047 * jump.c (jump_optimize_1): Do not wrap the new jump target
3048 inside a LABEL_REF; gen_jump will do that automatically.
3050 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3052 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3053 contents for a SYMBOL_REF in case of floating point constants.
3055 2001-05-10 DJ Delorie <dj@redhat.com>
3057 * c-common.c (combine_strings): Widen strings in a
3058 host-endian-independent way.
3060 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3062 * c-parse.in: Remove many shift/reduce conflicts. Update
3064 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3065 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3066 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3067 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3068 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3069 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3070 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3071 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3072 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3073 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3074 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
3075 typespec_reserved_nonattr, typespec_reserved_attr,
3076 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
3077 structsp_nonattr, components_notype, component_notype_declarator,
3078 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
3079 firstparm, setspecs_fp): New
3080 (typed_declspecs, reserved_declspecs, typed_typespecs,
3081 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
3082 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
3083 declmods_no_prefix_attr, nonempty_type_quals, structsp,
3084 type_quals): Remove. Users updated.
3085 (initdecls, notype_initdecls, after_type_declarator,
3086 parm_declarator, notype_declarator, absdcl1, components, ivars):
3087 Don't allow attributes at the start of a declarator; include them
3088 in the production containing the declarator instead. Always
3089 require type specifiers before trying to redeclare a typedef name.
3090 (typename): Allow for attributes but warn that they are ignored.
3091 (parmlist, firstparm, setspecs_fp): Include attributes in
3092 parmlist; suck them off the parser stack in firstparm using
3095 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
3097 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
3098 to determine if a block has an unconditional jump at its end.
3100 * jump.c (jump_optimize_1): When converting a conditional jump
3101 to an unconditional jump, build the jump using gen_jump instead
3102 of just modify operands in-place.
3104 2001-05-09 Zack Weinberg <zackw@stanford.edu>
3106 * cppinit.c (cpp_post_options): Shut off macro expansion if
3108 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
3109 IN_I directives only if the # is in column 1 and the directive
3110 name begins in column 2.
3111 * cppmain.c (scan_buffer): Insert a space between # and an
3112 identifier, when that identifier is a directive name.
3114 * tradcpp.c (struct file_buf): Add a pointer to the next entry
3115 in the header search path.
3116 (enum node_type): Add T_INCLUDE_NEXT.
3117 (directive_table): Add entry for include_next.
3118 (do_include_next): New function.
3119 (process_include): New routine, broken out of do_include.
3120 (finclude): Insert 'nhd' argument, to be copied into
3121 next_header_dir of the new buffer.
3122 (main): Adjust to match.
3123 * gsyslimits.h, limity.h: Un-indent #include_next.
3125 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
3127 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
3128 inclusion as a chapter of the GCC manual.
3129 * gcc.texi: Include objc.texi.
3130 * fdl.texi: Use @unnumberedsec for the addendum.
3131 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
3133 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3135 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
3137 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
3139 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
3140 handling of two-address insns.
3142 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
3144 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
3145 ../binutils/nm-new instead of ../binutils/nm.
3147 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3149 * i386.md (movdi splitter): Fix the splitting condition
3150 (float_extenddftf splitter): Fix mode.
3152 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3154 * genrecog.c (write_switch): Avoid outputting of switch for
3155 types wider than int.
3157 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
3159 * reload1.c (copy_eh_notes): New function.
3160 (emit_input_reload_insns): Call it.
3161 (emit_output_reload_insns): Call it.
3163 2001-05-07 Zack Weinberg <zackw@stanford.edu>
3165 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
3167 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
3168 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
3170 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
3172 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3174 * pa.md (interspace_jump): Revise comment.
3175 (builtin_longjmp): Block initial setup insns from delay slot of
3177 (builtin_setjmp_receiver): New expander to save and restore PIC
3180 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
3182 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
3184 * toplev.c (compile_file): Set up the output file before we call
3185 the various initializers for the compiler.
3187 * except.c (sjlj_mark_call_sites): Do not search for assignments to
3188 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3190 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
3191 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
3193 2001-05-06 Zack Weinberg <zackw@stanford.edu>
3195 * Makefile.in (tradcpp0): Correct typo in dependency list.
3197 2001-05-06 Geoff Keating <geoffk@redhat.com>
3199 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
3200 the link register if we're not going to use it.
3202 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
3203 (output_function_profiler): Likewise.
3205 2001-05-07 Alan Modra <amodra@one.net.au>
3207 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
3209 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
3211 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
3212 zero-extend it. Make abs_inc unsigned.
3214 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
3215 widest mode in narrowing and widening operations.
3217 * config/mips/mips.md: Sign extend CONST_INTs.
3219 2001-05-06 Andreas Jaeger <aj@suse.de>
3221 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
3222 (i386 Options): Document -momit-leaf-frame-pointer.
3224 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3226 * c-typeck.c (internal_build_compound_expr): Check for
3227 array to pointer conversion just once.
3229 2001-05-05 Richard Henderson <rth@redhat.com>
3231 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
3233 2001-05-05 Richard Henderson <rth@redhat.com>
3235 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
3236 to the parent of the fixup region.
3238 2001-05-05 Jakub Jelinek <jakub@redhat.com>
3240 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
3242 * cpp.texi (__NO_INLINE): Document it.
3244 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3246 * cppfiles.c (struct include_file): New member err_no.
3247 (find_or_create_entry): Set it.
3248 (open_file): Don't set fds to -2. Instead, use err_no to
3249 remember previous errors, if any.
3251 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3253 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
3254 between X and Y by using sequences of xgdx and xgdy.
3256 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3258 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
3259 of '!' for the 'D' alternative ('!' is too strong).
3260 ("*logicalsi3_silshl16"): Likewise.
3261 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
3262 ("movstrictsi"): Remove spurious '+'.
3263 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
3264 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
3265 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
3268 2001-05-04 David Edelsohn <edelsohn@gnu.org>
3270 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
3272 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
3274 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
3277 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3279 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
3282 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3284 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
3285 soft register, use ror instead of rol.
3287 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3289 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
3290 into account pre/post increment decrement for 68HC12.
3291 Fix other problems in replacement and fix call to reg_mentioned_p.
3293 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3295 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
3296 Put the soft registers in bss for 68HC12.
3297 (L_regs_d3_4): New for _.d3 and _.d4.
3298 (L_regs_d5_6): Likewise.
3299 (L_regs_d1_2): Likewise.
3300 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
3302 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3304 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
3305 to the pre-processor when -fshort-double is specified.
3306 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
3308 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3310 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
3311 (__mulsi3): Rewrite for 68HC12.
3312 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
3313 Mark 'x' constraint with earlyclobber to prevent a
3314 RELOAD_FOR_OTHER_ADDRESS to go in it.
3315 (mulhi3_m68hc12): New pattern.
3316 (mulhi3_m68hc11): Rename of mulhi3.
3317 (mulhi3): New expand for 68HC12 optimisation.
3318 (umulhisi3, mulhisi3): New patterns for 68HC12.
3320 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3322 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
3323 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
3324 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
3326 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3328 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
3329 constants cheap after reload.
3330 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
3332 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
3333 so that gcc prefers a shift by 16.
3334 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
3336 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
3338 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
3340 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3342 * alpha.h: NULL_PTR -> NULL.
3349 * i386.md: Likewise.
3352 * m68hc11.h: Likewise.
3353 * rs6000.h: Likewise.
3356 * sparc.h: Likewise.
3360 * final.c: Likewise.
3362 * recog.c: Likewise.
3364 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3366 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
3367 `bool' parameter to `int'.
3369 * hash.c (hash_lookup): Likewise.
3371 * hash.h (hash_lookup): Likewise.
3373 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
3375 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3377 * i386.c (x86_initialize_trampoline): Fix mode of constant.
3379 2001-05-03 Geoff Keating <geoffk@redhat.com>
3381 * invoke.texi (i386 Options): Delete references to -malign-jumps,
3382 -malign-loops, -malign-functions.
3383 * i386.c (ix86_align_funcs): Delete.
3384 (ix86_align_loops): Delete.
3385 (ix86_align_jumps): Delete.
3386 (override_options): Mark -malign-* as obsolete. Emulate their
3387 behaviour with the -falign-* options. Default -falign-* from
3388 the processor table.
3389 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
3390 patch of Wed May 2 13:09:36 2001.
3391 (LOOP_ALIGN): Delete.
3392 (LOOP_ALIGN_MAX_SKIP): Delete.
3393 (LABEL_ALIGN_AFTER_BARRIER): Delete.
3394 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
3396 2001-05-04 Andreas Jaeger <aj@suse.de>
3398 * except.h: Add prototype declaration for
3399 expand_builtin_init_dwarf_reg_sizes.
3401 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
3403 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
3405 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3407 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
3409 ("bitcmpqi2"): New pattern for bit-extract and test.
3410 ("bitcmphi"): New pattern for bitb/bita instructions.
3412 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
3414 * gccbug.in: Use a temporary directory when the mktemp command is
3417 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3419 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
3421 (INITIALIZE_TRAMPOLINE): Call it.
3422 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
3423 (TRAMPOLINE_TEMPLATE): Remove.
3424 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
3425 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
3428 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3430 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
3431 and crtendS.o with PIC.
3433 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3435 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
3437 (___subdi3, ___adddi3): Use x instead of y as index register.
3438 (__init_bss_section, __map_data_section): Optimize for 68HC12.
3439 (__memset, __memcpy): Likewise.
3440 (regs): Put the soft registers in bss for 68HC12.
3441 (abort): Use trap to abort for 68hc12.
3442 (__mulhi3, __mulhi32): Use emul for 68hc12.
3443 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
3445 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3447 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
3448 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
3449 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
3450 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
3451 Set 68HC12 min offset to -65536.
3452 (print_operand): Put parenthesis arround the operand if it refers
3453 to a symbol having the same name as a register.
3454 (m68hc11_z_replacement): When z register is replaced by its
3455 equivalent soft register, force the insn to be re-recognized.
3456 (m68hc11_check_z_replacement): Fix the test when destination is
3457 the index register and z dies in the insn.
3458 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
3460 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3462 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
3463 costs according to processor variant.
3464 (m68hc11_shift_cost): New function to compute shift costs.
3465 (m68hc11_rtx_costs): Define costs according to processor variant.
3466 (m6811_cost): Costs for 68HC11.
3467 (m6812_cost): Costs for 68HC12.
3468 (COSTS_N_INSNS): Remove.
3470 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
3471 (DEFAULT_RTX_COSTS): Remove.
3472 (CONST_COSTS): Define costs according to OUTER_CODE.
3473 (processor_costs): New struct to define costs.
3474 (m68hc11_cost): Pointer to current costs.
3476 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3478 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
3479 and use m68hc11_notice_keep_cc when using leax/leay.
3480 (addhi3 split): Reject split if the insn is handled by
3482 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
3483 push must be handled in a special way if the source operand uses
3484 sp as index register.
3485 (m68hc11_notice_keep_cc): New function.
3486 (m68hc11_gen_movhi): Use it when an insn changes a register but
3488 (m68hc11_gen_movqi): Fix move for 68HC12.
3489 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
3491 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3493 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
3494 and don't pass operands[0] to emit_library_call_value.
3496 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3498 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
3499 (zero_extendsi split): Simplify and use (zero_extendhi).
3500 (*addhi3): Remove 'w' constraint since stack pointer is handled
3502 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
3503 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
3504 (*ashrhi3_const): Fix shift by 7.
3505 (*lshrsi3_const16): Fix template.
3506 (call, call_value): Fix constraint and predicate.
3508 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3510 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
3511 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
3512 (CC_REGNUM): Likewise.
3513 (*unnamed splits): Use above constants instead of hard coded numbers.
3514 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
3515 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
3516 (*return_16bit, *unnamed peepholes): Likewise.
3518 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3520 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
3521 rs6000/rs6000.h twice.
3523 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
3525 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
3526 (CPP_SPEC): Conditionally define MSDOS and GO32.
3527 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
3528 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
3530 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
3532 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3534 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
3536 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3538 * integrate.h (struct inline_remap): Add leaf_reg_map table.
3539 * integrate.c (expand_inline_function): Use xcalloc to allocate
3541 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
3544 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3546 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
3549 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3551 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
3552 linker if -mrelax is given.
3553 (TARGET_SWITCHES): Document -mrelax.
3555 Re-installed 2001-01-09's patch:
3556 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
3557 if it's wider than long and the target's long is wider than the
3560 2001-05-02 David O'Brien <obrien@FreeBSD.org>
3562 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
3563 directly include rs6000/rs6000.h. Instead do it in tm.h.
3565 2001-05-02 Stan Shebs <shebs@apple.com>
3567 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
3568 NSConstantString for NeXT-style runtimes.
3569 (STRING_OBJECT_GLOBAL_NAME): New macro.
3570 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
3571 OCTI_STRING_CLASS_DECL.
3572 (constant_string_global_id): New macro.
3573 (string_class_decl): Ditto.
3574 (setup_string_decl): New function.
3575 (build_objc_string_object): Use it to build a NeXT runtime
3576 compatible string initializer.
3578 2001-05-02 Jakub Jelinek <jakub@redhat.com>
3580 * tradcpp.c (do_define): Make sure we don't walk past limit.
3582 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3584 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
3585 offsets if not REG_OK_STRICT.
3587 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
3588 (INT_REG_OK_FOR_INDEX_P): Likewise.
3589 (INT_REG_OK_FOR_BASE_P): Likewise.
3590 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
3591 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
3592 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
3593 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
3594 REG_OK_FOR_BASE_P. Take an additional parameter.
3595 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
3596 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
3597 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
3598 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
3599 rs6000_legitimate_address() and use it.
3600 * config/rs6000/rs6000.c: Update all callers.
3601 (rs6000_legitimate_address): New function.
3603 2001-05-02 David Edelsohn <edelsohn@gnu.org>
3605 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
3606 special_constant conditional blocks together.
3608 2001-05-02 Dale Johannesen <dalej@apple.com>
3610 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
3612 (STRICT_ARGUMENT_NAMING): Define.
3613 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
3614 function_arg_partial_nregs, setup_incoming_varargs): Remove
3615 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
3618 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3620 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
3622 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
3625 * expr.c (store_field): Do nothing except elaborate side-effects if
3628 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3630 * c-lex.c: NULL_PTR -> NULL.
3632 * emit-rtl.c: Likewise.
3634 * genpeep.c: Likewise.
3636 * mips-tdump.c: Likewise.
3637 * reload1.c: Likewise.
3638 * rtlanal.c: Likewise.
3640 * stor-layout.c: Likewise.
3641 * toplev.c: Likewise.
3643 2001-05-01 Per Bothner <per@bothner.com>
3645 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
3646 call do_pending_stack_adjust before emiting label.
3648 2001-05-01 Mark Mitchell <mark@codesourcery.com>
3650 * extend.texi: Fix typo.
3652 2001-05-01 Stan Shebs <shebs@apple.com>
3654 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
3655 of UOBJC_MODULES_decl.
3656 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
3657 (generate_descriptor_table): Ditto.
3658 (generate_protocols): Ditto.
3659 (generate_protocol_list): Ditto.
3660 (generate_classref_translation_entry): Ditto.
3662 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
3664 * invoke.texi (Optimize Options): Add documentation for `--param
3665 max-delay-slot-insn-search' and `--param
3666 max-delay-slot-live-search' and reorder --param section.
3667 * params.def: Modify initial comment.
3668 * params.h (param_info): Add `help' member.
3669 * toplev.c (lang_independent_params): Include `help' description.
3670 (display_help): Print --param parameters.
3672 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3674 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
3675 Remove references to deleted files.
3676 (*-*-openbsd): No need to override xmake_file.
3677 (*-*-sysv4): Treat like *-*-sysv.
3679 * configure.in: Probe for ldopen in various places, and set up
3680 collect2 to be linked with them if found.
3681 Don't dink with Windows registry stuff unless $host_os is a
3682 Win32 os name. Check to see if we need -ladvapi32.
3683 * configure: Regenerate.
3685 * Makefile: Get rid of CLIB and HOST_CLIB.
3686 Substitute in COLLECT2_LIBS and link collect2 against its contents.
3687 * build-make: Get rid of HOST_CLIB.
3689 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
3690 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
3691 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
3692 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
3693 config/rs6000/x-rs6000: Delete.
3695 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
3698 24 x-host fragments remain, 0 x-cpu, 3 top level.
3700 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3702 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
3703 * configure: Regenerate.
3705 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
3707 * Makefile.in (install-headers): Remove redundant dependency.
3709 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
3711 * c-tree.texi (USING_STMT): Document.
3713 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3715 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
3716 * c-common.c: Likewise.
3717 * c-decl.c: Likewise.
3718 * combine.c: Likewise.
3719 * rs6000.c: Likewise.
3720 * except.c: Likewise.
3721 * explow.c: Likewise.
3723 * fold-const.c: Likewise.
3724 * function.c: Likewise.
3727 * integrate.c: Likewise.
3729 * objc/objc-act.c: Likewise.
3730 * recog.c: Likewise.
3731 * reg-stack.c: Likewise.
3732 * reload.c: Likewise.
3733 * reload1.c: Likewise.
3734 * simplify-rtx.c: Likewise.
3736 * varasm.c: Likewise.
3738 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
3740 * diagnostic.def: New file.
3741 * diagnostic.h (diagnostic_t): New enum.
3742 * Makefile.in (diagnostic.o): Depend on diagnostic.def
3744 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3746 * tsystem.h: Test only POSIX for availability of string.h
3748 * config.gcc (all systems): If USG appeared in xm_defines,
3749 change it to POSIX. If both USG and POSIX appeared, just
3750 delete USG. Remove unnecessary quotes around xm_defines
3752 (m68k-crds-unos*): Don't #define unos - tested nowhere.
3753 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
3754 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
3755 powerpc-*-linux*): No need to set xm_defines - handled by
3756 global settings for *-*-linux*.
3758 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3760 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
3761 Always include gstab.h, not system stab.h. Don't provide
3762 default definitions of N_CATCH or N_OPT. Always use the
3763 gstab.h variant of STAB_CODE_TYPE.
3764 * final.c: Don't include stab.h/gstab.h at all, or provide
3765 defaults for N_SLINE and N_SOL.
3767 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
3768 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
3770 * sdbout.c: Always include gsyms.h instead of system syms.h.
3772 * configure.in: No need to check for stab.h.
3773 * configure, config.in: Regenerate.
3774 * Makefile.in (final.o): Don't depend on gstab.h.
3776 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3777 Richard Henderson <rth@redhat.com>
3779 * extend.texi: Improve documentation of volatile asms.
3781 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3783 * c-tree.texi: Fix thinko.
3784 * gcc.texi: Likewise.
3786 2001-04-30 Richard Henderson <rth@redhat.com>
3788 * c-common.c (c_promoting_integer_type_p): New function, from the
3789 corpse of old macro. Properly promote too-small enumerations and
3790 booleans. Adjust all callers.
3791 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
3792 (c_promoting_integer_type_p): Declare.
3793 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
3794 * c-typeck.c: Likewise.
3795 (default_conversion): Remove now redundant boolean check.
3797 2001-04-30 Jan Hubicka <jh@suse.cz>
3798 Richard Henderson <rth@redhat.com>
3800 * regmove.c (try_apply_stack_adjustment): Remove now redundant
3802 (combine_stack_adjustments_for_block): Don't combine stack
3803 allocation followed by deallocations. Handle grow-up stacks.
3805 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3807 * fdl.texi: New file.
3808 * c-tree.texi: Use the GFDL.
3809 * gcc.texi: Likewise.
3811 2001-04-30 Stan Shebs <shebs@apple.com>
3813 * invoke.texi: Add a section documenting Objective-C options.
3815 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
3817 * emit-rtl.c (try_split): Copy EH notes to sequence.
3819 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3821 * regmove.c (record_stack_memrefs): Catch all references to the
3824 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
3826 * Makefile.in (stmp-fixinc): quote shell assignment values
3828 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3830 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
3834 * prefix.c: Likewise.
3836 2001-04-28 Stan Shebs <shebs@apple.com>
3838 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
3839 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
3840 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
3841 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
3843 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
3844 (NEXT_OBJC_RUNTIME): Define.
3846 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3848 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
3849 * simplify-rtx.c (simplify_gen_relational): Likewise.
3851 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
3853 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
3854 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
3856 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
3857 registers in SSE case; fix handling of the immediates.
3858 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
3859 operands to be in regsiters before reload.
3860 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
3861 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
3862 (abstf,absxf,negtf,negxf splitters): Compute
3863 properly the regnum for x86_64.
3864 (avsdf2_if_rex64): New.
3866 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
3868 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
3869 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
3870 into the constant pool.
3871 * jump.c (jump_optimize_1): Remove barrier successors after all
3872 the LABEL_NUSES counds have been computed.
3873 (delete_barrier_successors): When deleting a tablejump insn, also
3874 delete the jump table it uses.
3875 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
3878 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
3880 * pa.c (FRP): Remove erroneous white space in macro definition.
3882 2001-04-28 Andreas Jaeger <aj@suse.de>
3884 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
3886 * extend.texi: Likewise.
3887 * tm.texi: Likewise.
3889 2001-04-28 Andreas Jaeger <aj@suse.de>
3891 * md.texi: Use XX-bit instead of XXbit or XX bit where
3894 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
3896 * gcc.c (process_command): Allow -l lib in addition to -llib
3897 for POSIX compliance. This fixes PR c/2347.
3899 * invoke.texi: Update section on Link Options accordingly.
3901 2001-04-27 Zack Weinberg <zackw@stanford.edu>
3903 * function.c (purge_addressof_1): Remove the duplicate
3904 if (code == SET) block. Fold the two if (code == ADDRESSOF)
3907 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
3909 * except.c (expand_eh_region_start): Don't start a new block.
3910 (expand_eh_region_end): Don't end a block.
3911 * stmt.c (expand_end_bindings): Don't end EH blocks.
3912 (expand_decl_cleanup): Starting an EH region won't change the block.
3913 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
3914 (is_eh_region): Lose.
3917 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
3919 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
3921 * collect2.c (main): Add `-L' case to remove duplicate entries.
3922 (is_in_args): New function to check for a duplicate argument.
3923 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
3924 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
3925 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
3926 Define to be nonzero.
3928 2001-04-27 Andreas Jaeger <aj@suse.de>
3929 Richard Henderson <rth@redhat.com>
3931 * md.texi (Machine Constraints): Document additional i386
3932 constraints and fix description of "A".
3934 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
3936 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
3938 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
3940 * except.c (get_exception_filter): word_mode, not Pmode.
3942 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
3944 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
3945 common to other movsf patterns. Move up so that in future
3946 people who change the other patterns will change it too.
3947 (movsf_lo_sum): Allow even for soft-float; add appropriate
3949 (movsf_high): Likewise.
3950 (movsf_high+1): Allow even for soft-float.
3952 * function.c (expand_function_end): Always clobber the
3953 return registers, even if there is no return label.
3955 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3957 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
3959 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
3961 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
3962 (pushqi2_rex64, pushhi2_rex64): Add.
3964 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
3966 * except.c (expand_eh_region_end_cleanup): Force pending stack
3967 adjust before emitting label that branches around cleanup code.
3969 2001-04-26 H.J. Lu (hjl@gnu.org)
3971 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
3973 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
3975 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
3976 (ASM_OUTPUT_SECTION_NAME): Likewise.
3977 (ASM_WEAKEN_LABEL): Likewise.
3978 (UNIQUE_SECTION): Likewise.
3979 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3980 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3981 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
3982 (ASM_OUTPUT_SECTION_NAME): Likewise.
3983 (ASM_WEAKEN_LABEL): Likewise.
3984 (UNIQUE_SECTION): Likewise.
3985 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3986 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3987 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
3988 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
3989 (ASM_FILE_START): Likewise.
3990 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3991 (ASM_DECLARE_OBJECT_NAME): Likewise.
3992 (ASM_FILE_END): Likewise.
3993 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3994 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
3995 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3996 (ASM_OUTPUT_CASE_LABEL): Likewise.
3997 (ASM_OUTPUT_SKIP): Likewise.
3998 (ASM_OUTPUT_ASCII): Likewise.
3999 (ASM_OUTPUT_IDENT): Likewise.
4000 (READONLY_DATA_SECTION): Likewise.
4001 (EXTRA_SECTIONS): Likewise.
4002 (EXTRA_SECTION_FUNCTIONS): Likewise.
4003 (SELECT_RTX_SECTION): Likewise.
4004 (SELECT_SECTION): Likewise.
4006 * config/mips/linux.h (INVOKE__main): Undefine.
4007 (CTOR_LIST_BEGIN): Likewise.
4008 (CTOR_LIST_END): Likewise.
4009 (DTOR_LIST_BEGIN): Likewise.
4010 (DTOR_LIST_END): Likewise.
4011 (SET_ASM_OP): Defined it to ".dummy".
4012 (ASM_OUTPUT_DEF): Defined.
4013 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
4015 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
4017 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
4018 assembler supports .p2align.
4020 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
4022 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
4024 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4026 * integrate.c (expand_inline_function): Check for error_mark_node
4029 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4031 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4034 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4036 * configure.in (configargs.h): Define thread_model.
4037 * configure: Rebuilt.
4038 * gcc.c (main): Print it with -v.
4040 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4042 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4043 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4044 * gcc.1: Regenerate.
4046 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4048 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4049 is_redundant_typedef): Use static inline instead of inline static.
4051 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4053 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4054 this directory is always searched.
4056 2001-04-25 Richard Henderson <rth@redhat.com>
4058 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4059 of registers to restore along non eh_return path.
4061 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4063 * c-format.c (check_format_info_recurse): Handle
4064 PLUS_EXPR for format string.
4066 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4068 * config/ia64/ia64.h (CC1_SPEC): Define.
4069 * config/ia64/linux.h (CC1_SPEC): Define.
4071 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
4073 * emit-rtl.c (constant_subword): Also do sign extension in
4074 BITS_PER_WORD == 16 case.
4076 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4078 * loop.c (try_swap_copy_prop): Go back to checking insn.
4080 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4082 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
4083 if check_mode is non-zero.
4085 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4087 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
4088 out and comparison sequence has been detected, put result into
4089 proper temporary pseudo.
4091 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4093 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
4094 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
4095 * libgcc2.c: Remove __dummy and __builtin_saveregs.
4096 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
4097 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
4098 for future reference.
4100 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
4102 * except.c (reachable_handlers): Step out one level from a RESX.
4104 * except.c (struct eh_region): Rename 'last' to 'resume'.
4105 (mark_eh_region, duplicate_eh_region_1): Adjust.
4106 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
4107 (build_post_landing_pads): Likewise.
4108 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
4109 (expand_eh_region_end_must_not_throw): Likewise.
4110 (connect_post_landing_pads): Thread (only) regions with non-deleted
4113 * except.c (expand_eh_region_end_cleanup): Save the EH return data
4114 registers around the cleanup.
4115 (get_exception_filter): New fn.
4116 (finish_eh_generation): Use it.
4118 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
4120 * c-semantics.c (add_scope_stmt): Don't call
4121 current_scope_stmt_stack multiple times.
4123 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4124 Nathan Sidwell <nathan@codesourcery.com>
4126 Lazy __FUNCTION__ generation.
4127 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
4128 RID_C99_FUNCTION_NAME): New _RIDs.
4129 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
4130 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
4131 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
4133 (function_id_node, pretty_function_id_node, func_id_node): Remove.
4134 (c99_function_name_decl_node, function_name_decl_node,
4135 pretty_function_name_decl_node, saved_function_name_decls):
4137 (struct language_function): Remove x_function_name_declared_p.
4138 (make_fname_decl): Remove a parameter.
4139 (declare_function_names): Remove prototype.
4140 (start_fname_decls, finish_fname_decls): Prototype.
4141 (fname_as_string): Likewise.
4142 (fname_string, fname_decl): Likewise.
4143 * c-common.c (make_fname_decl): Adjust.
4144 (struct fname_var_t): New struct.
4145 (fname_vars): New static array.
4146 (declare_function_name): Remove.
4147 (start_fname_decls, finish_fname_decls): New functions.
4148 (fname_as_string): New function from remnants of
4149 declare_function_name.
4150 (fname_string, fname_decl): New functions.
4152 * c-decl.c (c_function_name_declared_p): Remove.
4153 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
4154 don't call declare_function_name. Call start_fname_decls.
4155 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
4156 clobber the line number. Call finish_decl.
4157 (start_function): Call start_fname_decls.
4158 (finish_function): Call finish_fname_decls.
4159 Remove c_function_name_declared_p.
4160 (push_c_function_context): Don't push c_function_name_declared_p.
4161 (pop_c_function_context): Don't pop c_function_name_declared_p.
4162 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
4163 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
4164 (program): Call finish_fname_decls for C.
4165 (primary): Add VAR_FUNC_NAME.
4166 (reswords): Add slots for __FUNCTION__ et al.
4167 (rid_to_yy): Add mappings for __FUNCTION__ et al.
4168 (yylexname): If it's a STRING_FUNC_NAME generate the function name
4169 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
4170 * c-semantics.c (prune_unused_decls): Remove.
4171 (finish_stmt_tree): Don't call prune_unused_decls.
4172 (genrtl_decl_stmt): Don't prune unused decls here.
4174 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
4176 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
4177 constant pool, use the pool's SYMBOL_REF instead.
4179 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
4182 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
4184 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
4185 passing nested NOP_EXPRs to fold.
4187 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
4189 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
4191 2001-04-22 Mark Mitchell <mark@codesourcery.com>
4193 * loop.c (loop_delete_insns): Add prototype.
4195 2001-04-23 Phil Edwards <pme@sources.redhat.com>
4197 * configure.in: Remove ENABLE_STD_NAMESPACE.
4198 * config.in: Regenerated.
4199 * configure: Regenerated.
4201 2001-04-22 Stan Shebs <shebs@apple.com>
4203 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
4205 * config/rs6000/xm-darwin.h: Remove file.
4207 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4209 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
4210 (write_c_file_stat): Likewise.
4212 * dbxout.c (dbxout_init): Likewise.
4214 * profile.c (output_func_start_profiler): Likewise.
4216 2001-04-22 Philipp Thomas <pthomas@suse.de>
4218 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
4219 require it instead of the CVS version.
4220 * cpperror.c (v_message): Put a blank before the macro
4221 body to not confuse exgettext.
4223 2001-04-21 Mark Mitchell <mark@codesourcery.com>
4225 * flow.c (proagate_one_insn): Remove useless assignment.
4226 * jump.c (delete_insn): Tidy.
4227 * loop.c (try_copy_prop): When deleting an instruction with a
4228 REG_RETVAL note, delete the entire libcall sequence.
4229 (loop_delete_insns): New function.
4230 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
4231 we're not substituting into them yet.
4233 2001-04-21 Kazu Hirata <kazu@hxi.com>
4235 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
4237 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
4239 * config/i960/i960.c (signed_arith_operand): Likewise.
4241 * calls.c (expand_call): Fix a comment typo.
4243 2001-04-20 Zack Weinberg <zackw@stanford.edu>
4245 * configure.in: Probe for times, clock, struct tms, and clock_t.
4246 * configure, config.in: Regenerate.
4247 * timevar.c: Replace ifdef forest in get_time with (relatively)
4248 straightforward series of checks based on autoconf's probes.
4250 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
4252 * config/pa/som.h (NM_FLAGS): Define.
4254 2001-04-20 Bernd Schmidt <bernds@redhat.com>
4256 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
4258 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
4259 * ia64.c (nop_cycles_until): New function.
4260 (prev_cycle, prev_first, last_issued): New static variables.
4261 (ia64_sched_reorder): Additional arg for clock.
4262 On final scheduling pass, emit extra NOPs as needed.
4263 Set prev_first and prev_cycle.
4264 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
4265 (ia64_variable_issue): Set last_issued.
4267 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
4269 * config/i386/i386.c (ix86_expand_int_movcc,
4270 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
4272 2001-04-20 Geoff Keating <geoffk@redhat.com>
4274 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
4275 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
4276 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
4277 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
4278 ctrdi_internal6): In the short-branch case, this insn is only 4
4279 bytes long. Reported by Reza Yazdani <reza@apple.com>.
4281 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4283 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
4284 "=u" is used together with "st" resp. "st(1)" clobber.
4286 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4288 * gcse.c (gcse_main): Fix comment typo.
4289 (delete_null_pointer_check): Likewise.
4290 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
4291 * cse.c (cse_insn): Likewise.
4292 * function.c (fixup_var_refs_insns_with_hash): The sequence is
4295 2001-04-19 Zack Weinberg <zackw@stanford.edu>
4297 * toplev.c: Excise all code for the undocumented -dm option.
4298 (float_signal): Call signal just once, unconditionally.
4300 2001-04-19 Geoff Keating <geoffk@redhat.com>
4302 * fold-const.c (fold): Use first_rtl_op rather than
4303 TREE_CODE_LENGTH when looping over parameters of a tree.
4304 Correct strange grouping in test for evaluated SAVE_EXPR.
4306 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
4308 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
4309 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
4311 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
4312 name at 32 total characters.
4313 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
4314 functions in named sections -- data items can still go into unique
4315 sections, but they have normal names (ie $LIT$ and $DATA$).
4317 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
4320 2001-04-19 DJ Delorie <dj@redhat.com>
4322 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4323 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
4324 * config/i386/cygwin.h: Likewise.
4325 * config/i386/mingw32.h: Likewise.
4326 * config/vax/vms.h: Likewise.
4327 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
4329 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4330 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
4331 * config/i386/xm-cygwin.h: Likewise.
4332 * config/i386/xm-djgpp.h: Likewise.
4333 * config/i386/xm-mingw32.h: Likewise.
4334 * config/vax/xm-vms.h: Likewise.
4336 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
4337 instead of OBJECT_SUFFIX.
4338 * collect2.c (find_a_file): Look for files matching the extension
4339 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
4340 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
4341 TARGET_EXECUTABLE_SUFFIX.
4342 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
4343 (make_relative_prefix): Likewise.
4344 (convert_filename): Use TARGET_ suffixes throughout. Remove
4346 (process_command): Likewise.
4347 (do_spec_1): Likewise.
4348 * java/lang.c (init_parse): Likewise.
4350 * gcc.texi : Document four new options matching the pattern
4351 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
4352 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
4353 documentation for NO_AUTO_EXE_SUFFIX.
4355 2001-04-19 Mark Mitchell <mark@codesourcery.com>
4357 * toplev.h (struct lang_hooks): Allow decode_option to indicate
4358 that language-independent processing should not be done.
4359 * toplev.c (main): Adjust accordingly.
4361 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
4362 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
4364 * mips.md (reload_outputdi): Require that operand0 be a
4367 2001-04-19 Jakub Jelinek <jakub@redhat.com>
4369 * invoke.texi (-Wshadow): Clarify.
4371 2001-04-18 Mark Mitchell <mark@codesourcery.com>
4373 * loop.c (load_mems): Examine all the instructions in the loop
4374 before concluding that all jumps branch to the first instruction
4377 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
4379 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
4381 2001-04-18 Jakub Jelinek <jakub@redhat.com>
4383 * cpp.texi (-Wwhite-space): Remove.
4384 (-Wall): -Wall does not imply -Wwhite-space.
4386 2001-04-17 Zack Weinberg <zackw@stanford.edu>
4388 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
4389 use it instead of blindly generating a .stabs.
4390 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
4392 * xcoffout.c: Don't bother defining default for N_CATCH.
4393 (UNKNOWN_STAB): Use internal_error.
4394 (stab_to_sclass): Remove now-unnecessary aborts.
4395 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
4397 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
4399 * jump.c (mark_all_labels): Canonicalize the tail recursion
4400 label attached to CALL_PLACEHOLDER insns.
4402 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4404 * output.h (dump_flow_info, free_basic_block_vars,
4405 which_alternative): Delete redundant prototypes.
4407 * rtl.h (bss_section): Likewise.
4409 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
4411 * dbxout.c (N_OPT): Define if not available from <stab.h>
4413 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4415 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
4416 libraries and native K&R compilers.
4418 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4420 * c-typeck.c (convert_arguments): Don't check for width changes
4423 * invoke.texi (-Wtraditional): Update documentation.
4425 2001-04-16 Zack Weinberg <zackw@stanford.edu>
4427 * toplev.c (output_lang_identify): Delete.
4428 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
4429 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
4430 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
4431 after calling ASM_FILE_END.
4433 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
4434 Instead, unconditionally emit an N_OPT stab with string equal
4435 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
4437 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
4439 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
4440 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
4441 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
4442 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
4443 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
4444 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
4445 config/i370/i370.h, config/i386/beos-elf.h,
4446 config/i386/osf1elf.h, config/i386/osfrose.h,
4447 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
4448 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
4449 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
4450 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
4451 config/mips/iris6.h, config/mips/osfrose.h,
4452 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
4453 config/sparc/sp64-elf.h:
4454 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
4455 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
4457 * config/elfos.h, config/freebsd.h, config/linux.h,
4458 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
4459 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
4460 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
4461 of ASM_FILE_START which merely emit a .version directive. Delete
4462 definitions of ASM_FILE_END which merely emit an .ident directive.
4464 * config/avr/avr.h, config/vax/vax.h: Delete definition of
4465 ASM_IDENTIFY_GCC and move part of its logic into
4468 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
4469 config/sparc/linux-aout.h: Don't emit .version directive in
4472 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
4473 (output_file_start): Correct comment.
4475 * config/i386/osfrose.h: Don't emit trailing .ident directive.
4476 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
4478 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
4479 * config/rs6000/aix.h: Correct comment.
4481 * config/i386/i386afe.h: Delete.
4482 * config.gcc: Remove references to i386afe.h.
4484 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
4485 other macros deleted by this patch were undocumented.
4487 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
4489 * pa.md (reload_outdi): Operand 0 must be a non hard register.
4491 * pa.c (secondary_reload_class): SAR<->FP copies require a
4494 * install.texi (mips-mips-bsd): Update list of functions
4495 required to include memmove.
4496 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
4497 used functions to include memmove.
4499 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
4501 * i386.md (sqrtdf2): SFmode should be DFmode.
4503 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
4505 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
4506 (find_moveable_store): Likewise.
4508 2001-04-15 Jim Wilson <wilson@redhat.com>
4510 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
4512 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4514 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
4515 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
4517 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4519 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
4522 2001-04-14 Alan Modra <amodra@one.net.au>
4524 * pa.c (force_mode): New function.
4525 (emit_move_sequence): Use it instead of generating new rtx_REGs.
4527 2001-04-13 Jim Wilson <wilson@redhat.com>
4529 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
4530 (first_instruction): New static variable.
4531 (rtx_needs_barrier): Return 1 for alloc.
4532 (init_insn_group_barriers): Set first_instruction.
4533 (rws_sum): Delete duplicate definition.
4534 (group_barrier_needed_p): Return 0 when first_instruction true.
4535 (safe_group_barrier_needed_p): Save and restore first_instruction
4536 around group_barrier_needed_p call.
4538 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
4540 * expr.h (enum libfunc_index): Add LTI_memmove.
4541 (memmove_libfunc): Define macro.
4542 * optabs.c (init_optabs): Initialize memmove_libfunc.
4543 * expr.c (expand_assignment): Use memmove_libfunc instead of
4546 2001-04-13 Alan Modra <alan@linuxcare.com.au>
4548 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
4551 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4553 * Makefile.in (reg-stack.o): Depend on reload.h.
4554 (insn-attrtab.o): Depend on flags.h.
4556 * genattrtab (main): Include flags.h in insn-attrtab.c.
4558 * reg-stack.c: Include reload.h.
4560 * sparc.h (flag_pic): Delete redundant declaration.
4562 * output.h (flag_pic): Likewise.
4564 * tree.h (pedantic): Likewise.
4566 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4568 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
4570 * jump.c, regmove.c, toplev.c: Include reload.h.
4572 * reload.h (reload_cse_regs): Declare.
4574 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
4575 reload_cse_regs, init_reload, mark_home_live, reload,
4576 init_caller_save): Delete redundant prototypes.
4578 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4580 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
4582 * regclass.c, ssa.c: Include expr.h.
4584 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
4585 gen_move_insn): Delete redundant declarations.
4587 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4589 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
4590 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
4591 MAKEINFO and MAKEINFOFLAGS too.
4592 (stage4_build): Correctly order -B flags.
4594 2001-04-13 Alan Modra <amodra@one.net.au>
4596 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
4597 PIC_OFFSET_TABLE_SAVE_RTX.
4598 (zdepi_cint_p): Describe zdepi insn.
4599 Formatting and white space fixes throughout file.
4601 * pa.c (uint32_operand): Don't use long constant >= 2^32.
4602 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
4603 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
4604 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
4605 (output_64bit_and): Use plain `int's for shift counts.
4606 (output_64bit_ior): Likewise.
4607 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
4608 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
4611 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
4612 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
4613 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
4614 NEW_HP_ASSEMBLER into one. Kill warnings.
4616 * pa-gas.h: Delete file.
4617 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
4618 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
4619 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
4620 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
4622 * config/pa/mill32.S: New file.
4623 * config/pa/mill64.S: New file.
4624 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
4625 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
4626 * config/pa/t-linux64: New file.
4627 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
4628 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
4629 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
4631 * elfos.h (SELECT_SECTION): Undef before defining.
4632 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
4633 (LIB_SPEC): Remove -lmilli.
4634 (DBX_REGISTER_NUMBER): Remove.
4635 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
4636 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
4637 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
4638 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
4639 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
4640 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
4641 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
4642 TARGET_GAS): Define.
4643 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
4644 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
4645 regs if we don't have a prototype.
4646 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
4647 * pa.h (TARGET_ELF32): Default to 0 if undefined.
4648 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
4649 EH_RETURN_HANDLER_RTX): Define.
4650 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
4651 (DWARF_FRAME_REGNUM): Define.
4652 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
4653 * pa32-linux.h: New file.
4654 * pa64-linux.h: New file.
4656 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4657 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
4658 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
4659 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
4660 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
4661 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
4662 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4663 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
4664 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
4665 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
4666 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
4667 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
4668 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
4669 * pa64-hpux.h: New file.
4670 (ASM_FILE_START): Correct typo.
4671 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
4672 * config.gcc: Modify for above.
4674 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
4676 * jump.c (jump_optimize_1): Don't delete dead stores here.
4677 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
4678 prior to running jump optimize before cse2.
4680 2001-04-12 Richard Henderson <rth@redhat.com>
4682 * Makefile.in (regmove.o): Depend on except.h.
4683 * regmove.c: Include it.
4685 2001-04-12 Stan Shebs <shebs@apple.com>
4687 * objc/objc-act.c: Remove all code ifdefed with the never-used
4688 macro OBJC_INT_SELECTORS.
4689 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
4690 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
4692 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
4694 * config/pa/quadlib.c: Add prototypes.
4696 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4698 * bitmap.h (debug_bitmap): Delete redundant prototype.
4700 * rtl.h (get_frame_size): Likewise.
4702 2001-04-12 Jim Wilson <wilson@redhat.com>
4704 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
4705 to just emit an fnorm.
4707 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4709 * c-common.h (truthvalue_conversion, type_for_mode,
4710 type_for_size): Delete redundant declarations.
4712 * c-lex.h (is_class_name): Likewise.
4714 * c-tree.h (pedantic, convert, getdecls, gettags,
4715 global_bindings_p, init_decl_processing, insert_block,
4716 maybe_build_cleanup, poplevel, print_lang_decl,
4717 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
4718 set_block, incomplete_type_error, build_function_call,
4719 lvalue_or_else, mark_addressable): Likewise.
4721 * expr.h (expand_tree_builtin): Likewise.
4723 2001-04-12 Mark Mitchell <mark@codesourcery.com>
4725 * invoke.texi: Document --param max-gcse-memory.
4727 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4729 * configure.in (errno): Check for declaration.
4730 * configure, config.in: Regenerated.
4732 * system.h (errno): Only declare if not already done.
4734 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4736 * recog.c (general_operand, immediate_operand,
4737 nonmemory_operand): Require CONST_INTs to be sign-extended
4738 values for their modes.
4740 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4742 * expmed.c (store_bit_field): Truncate CONST_INTs.
4743 (expand_mult_highpart, expand_divmod): Likewise.
4744 * expr.c (convert_modes, store_field): Likewise.
4745 * integrate.c (expand_inline_function): Use promote_mode() to
4746 determine whether to convert_modes() an argument as signed
4748 * optabs.c (expand_binop): Get CONST_INT operands
4749 sign-extended for their appropriate modes.
4750 * stmt.c (emit_case_nodes): Convert node values to the
4752 (expand_end_case): Convert minval and range to the appropriate
4754 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
4755 the iteration variable.
4756 * varasm.c (immed_double_const): Don't require words to be
4757 narrower than host wide ints to properly sign-extend
4760 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
4762 * sh.md (builtin_setjmp_receiver): New expander.
4764 2001-04-12 David Edelsohn <dje@watson.ibm.com>
4766 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
4767 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
4768 for generating CONST_INT and CONST_DOUBLE.
4770 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4772 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4773 already sign-extended.
4774 (rs6000_emit_prologue): Make register iterator signed.
4775 (rs6000_emit_epilogue): Likewise.
4776 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
4778 (movsf split, movdf split): Sign-extend CONST_INTs.
4779 (movdi splits): Likewise.
4781 2001-04-12 Kelley Cook <kelley.cook@home.com>
4783 * config-lang.in (lang_dirs): Add in zlib.
4785 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
4787 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
4788 operands that make it to RTL.
4790 2001-04-11 Stan Shebs <shebs@apple.com>
4792 Add Darwin (Mac OS X kernel) native support.
4793 * config.gcc (powerpc-*-darwin*): Add native bits.
4794 * config/darwin.c: New file, generic Darwin support functions.
4795 * config/darwin.h: New file, generic Darwin definitions.
4796 * config/darwin-protos.h: New file, generic Darwin prototypes.
4797 * rs6000/darwin.h: New file, Darwin for PowerPC.
4798 * rs6000/t-darwin: New file, Darwin makefile fragment.
4799 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
4800 (TARGET_MACHO): Ditto.
4801 (rs6000_abi): Add ABI_DARWIN.
4802 (RS6000_REG_SAVE): Add ABI_DARWIN case.
4803 (RS6000_SAVE_AREA): Ditto.
4804 (FP_ARG_MAX_REG): Ditto.
4805 (RETURN_ADDRESS_OFFSET): Ditto.
4806 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
4808 (rs6000_emit_move): Add ABI_DARWIN cases.
4809 (print_operand): Ditto.
4810 (first_reg_to_save): Ditto.
4811 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
4812 (debug_stack_info): Ditto.
4813 (rs6000_emit_prologue): Ditto.
4814 (rs6000_emit_epilogue): Ditto.
4815 (output_profiler_hook): Ditto.
4816 (output_function_profiler): Ditto.
4817 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
4818 (output_mi_thunk): Add TARGET_MACHO case.
4819 (add_compiler_stub): Ditto.
4820 (output_compiler_stub): Ditto.
4821 (no_previous_def): Ditto.
4822 (output_call): Ditto.
4823 (machopic_output_stub): Ditto.
4824 (rs6000_machopic_legitimize_pic_address): Ditto.
4825 (toc_section): Ditto.
4826 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
4827 (macho_high): Ditto.
4830 (load_macho_picbase): Ditto.
4831 (call): Add TARGET_MACHO case to modify function.
4832 (call_value): Ditto.
4833 (call_nonlocal_sysv): Add ABI_DARWIN case.
4834 (call_value_nonlocal_sysv): Ditto.
4835 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
4837 (machopic_output_stub): Ditto.
4838 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
4840 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4842 * dwarf2out.c (modified_type_die): Don't create new types here.
4843 * tree.h (get_qualified_type): New function.
4844 (build_qualified_type): Adjust comment.
4845 * tree.c (get_qualified_type): New function.
4846 (build_qualified_type): Use it.
4848 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4850 * cpp.texi (-Wtraditional): Update description.
4852 * invoke.texi (-Wtraditional): Likewise.
4854 2001-04-11 Jim Wilson <wilson@redhat.com>
4856 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
4857 requires more than 64 bits of alignment.
4859 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
4861 * cpplib.c (do_line): Sanity check iff enable checking.
4863 2001-04-11 Richard Henderson <rth@redhat.com>
4865 * Makefile.in (insn-recog.o): Depend on toplev.h.
4866 (insn-emit.o, doloop.o): Likewise.
4867 * genrecog.c, genemit.c: Include toplev.h in generated file.
4868 * doloop.c: Include toplev.h.
4870 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4872 * Makefile.in (gcse.o): Depend on params.h.
4873 * gcse.c: Include params.h.
4874 (gcse_main): Don't do GCSE if doing so will take inordinate
4876 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
4877 * params.h (MAX_GCSE_MEMORY): New macro.
4879 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4881 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
4883 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
4885 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4887 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
4889 * real.h (ereal_atof, real_value_truncate, target_isnan,
4890 target_isinf, target_negative, assemble_real, debug_real): Delete
4891 redundant prototypes.
4893 * Makefile.in (ifcvt.o): Depend on toplev.h.
4895 * c-semantics.c: Include expr.h.
4897 * ifcvt.c: Include toplev.h.
4899 * expr.h (rtx_equal_p): Delete prototype.
4901 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
4902 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
4903 eliminate_constant_term, expand_complex_abs, find_single_use,
4904 make_tree, init_expr_once, init_optabs, supports_one_only):
4907 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
4908 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
4909 expand_assignment, store_expr, emit_line_note_after,
4910 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
4912 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
4914 * sparc-protos.h: Delete redundant prototypes.
4916 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4918 * reload.c (push_reload): Add condition missed in SUBREG byte
4921 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4923 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
4925 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
4927 * i386.md (floatsisf_sse): Fix output template
4928 * i386.c (ix86_expand_fp_movcc)
4930 * reg-stack.c (emit_pop_insn): Handle complex modes.
4931 (move_for_stack_reg): Emit proper move mode.
4932 (subst_stack_regs_pat): Handle complex modes.
4934 2001-04-11 Jakub Jelinek <jakub@redhat.com>
4936 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
4938 2001-04-10 Richard Henderson <rth@redhat.com>
4940 * libgcc2.h (__terminate_func_ptr): Remove typedef.
4941 (__pure_virtual, __terminate, __terminate_set_func,
4942 __default_terminate, __throw_type_match, __empty,
4943 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
4944 __eh_rtime_match, __unwinding_cleanup, __rethrow,
4945 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
4946 Remove prototypes of deleted functions.
4948 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4950 * c-typeck.c (convert_arguments): -Wtraditional now activates
4951 -Wconversion warnings, except for changes in signed-ness.
4952 Detect complex<->int & int<->complex conversions as well.
4954 * invoke.texi (-Wtraditional): Document it.
4956 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4958 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
4959 * flow.c (set_block_for_new_insns): Remove needless cast and
4960 properly check for unset block number.
4962 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
4964 * function.c (purge_single_hard_subreg_set): Only check REGNO if
4965 the subreg was a hard register. Pseudos are left as subregs.
4967 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4969 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
4970 (LIB2ADD_ST): New macro, pass it to mklibgcc.
4971 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
4972 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
4973 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
4975 2001-04-09 Bo Thorsen <bo@suse.co.uk>
4977 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
4979 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4981 * output.h (set_block_num): Missed it earlier, remove deprecated
4984 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4986 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
4987 (load_killed_in_block_p): Change bb parameter from int to basic_block.
4988 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
4989 (handle_rd_kill_set): Change bb parameter from int to basic_block.
4990 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
4991 (expr_killed_p): Change bb parameter from int to basic_block, pass
4992 basic_blocks instead of ints as parameters.
4993 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
4994 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
4995 from int to basic_block, pass basic_blocks instead of ints as parms.
4996 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
4997 parameter from int to basic_block, pass basic_blocks instead of ints.
4998 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
4999 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5000 pass basic_blocks instead of ints.
5001 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5002 basic_blocks instead of ints as parameters.
5003 (pre_delete): Pass basic_blocks instead of ints as parameters.
5004 (hoist_expr_reaches_here_p): Change bb parameter from int to
5005 basic_block, pass basic_blocks instead of ints.
5006 (hoist_code): Pass basic_blocks instead of ints as parameters.
5007 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
5008 Change bb parameter from int to basic_block.
5009 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
5010 (insert_insn_start_bb): Change bb parameter from int to basic_block,
5011 pass basic_blocks instead of ints.
5012 (insert_store): Pass basic_blocks instead of ints as parameters.
5013 (replace_store_insn, delete_store): Change bb parameter from int to
5014 basic_block, pass basic_blocks instead of ints.
5015 (store_motion): Pass basic_blocks instead of ints as parameters.
5017 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5019 * basic-block.h (set_new_block_for_insns): New Prototype.
5020 (set_block_num): Delete prototype.
5021 * flow.c (set_block_num): Remove obsolete function.
5022 (set_block_for_new_insns): Set BB for single or multiple insns.
5023 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
5024 (process_insn_end_bb): Use set_block_for_new_insns or
5025 set_block_for_insn instead of set_block_num.
5026 (pre_insert_copy_insn): Use set_block_for_new_insns.
5027 (update_ld_motion_stores): Use set_block_for_new_insns.
5028 (insert_insn_start_bb): Use set_block_for_new_insns.
5029 (replace_store_insn): Use set_block_for_new_insns.
5031 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5032 Jeff Law <law@redhat.com>
5034 * alias.c (get_addr): Externalize.
5035 (canon_true_dependence): New function. Behaves like true_dependance
5036 except it already assumes a MEM has been canonicalized.
5037 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
5038 * gcse.c (struct ls_expr): Add load/store expressions structure.
5039 (modify_mem_list, canon_modify_mem_list): New variable.
5040 (gcse_main): Initialize & finalize alias analysis. Use enhanced
5041 load motion and store motion if requested.
5042 (alloc_gcse_mem): Allocate space for modify_mem_list array.
5043 (free_gcse_mem): Free the modify_mem_list array.
5044 (oprs_unchanged_p): Use load_killed_in_block_p.
5045 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5046 (mems_conflict_for_gcse_p): New function. Don't kill loads
5047 with stores to themselves if its in the load/store expression list.
5048 (load_killed_in_block_p): New function.
5049 (canon_list_insert): New Function.
5050 (record_last_mem_set_info): Keep a list of all instructions which
5051 can modify memory for each basic block.
5052 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5053 (oprs_not_set_p): Use load_killed_in_block_p.
5054 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5055 (expr_killed_p): Use load_killed_in_block_p.
5056 (compute_transp): Do not pessimize memory references.
5057 (pre_edge_insert): Update stores for a load motion expression.
5058 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5059 (ldst_entry): Find or create a ldst_expr structure.
5060 (free_ldst_entry): Free memory for an individual item.
5061 (free_ldst_mems): Free entire load/store expression list.
5062 (print_ldst_list): Print debug info.
5063 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
5064 (enumerate_ldsts): Assign integer values to each entry in list.
5065 (first_ls_expr): First expression in the list.
5066 (next_ls_expr): Next expression in the list.
5067 (simple_mem): Check if expression qualifies for ld/st expression list.
5068 (invalidate_any_buried_refs): Remove from expression list if its
5069 used in some other way we dont understand.
5070 (compute_ld_motion_mems): Find all potential enhanced load motion
5072 (trim_ld_motion_mems): Remove any expressions which are invalid.
5073 (update_ld_motion_stores): Copy store values to registers for loads
5074 which have been moved.
5075 (regvec, st_antloc, num_store): New global statics.
5076 (reg_set_info): Marks registers as set.
5077 (store_ops_ok): Verfies registers expressions are valid in a block.
5078 (find_moveable_store): Look for moveable stores in a pattern.
5079 (compute_store_table): Find stores in a function worth moving, maybe.
5080 (load_kills_store): Check dependance of a load and store.
5081 (find_loads): Find any loads in a pattern.
5082 (store_killed_in_insn): Check if a store is killed in an insn.
5083 (store_killed_after): Check is store killed after an insn in a block.
5084 (store_killed_before): Check is store killed before an insn in a block.
5085 (build_store_vectors): Generate the antic and avail vectors.
5086 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
5087 (insert_store): Add a store to an edge.
5088 (replace_store_insn): Replace a store with a SET insn.
5089 (delete_store): Delete a store insn.
5090 (free_store_memory): Free memory.
5091 (store_motion): Perform store motion.
5092 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
5093 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
5094 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
5095 (f_options): Add gcse-lm and gcse-sm.
5097 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
5099 * i386.c (expand_fp_movcc): Fix condition reversal code.
5101 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
5102 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
5103 (CLASS_MAX_NREGS): Use it.
5105 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
5106 handle properly complex values.
5107 (CLASS_MAX_NREGS): Likewise; update comment.
5109 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5111 * ia64.c (ia64_flag_schedule_insns2): New variable.
5112 (ia64_override_options): Initialize it. Clear
5113 flag_schedule_insns_after_reload.
5114 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
5116 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5118 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
5119 Do not require source to match destination anymore;
5120 Add abort to the nontrivial cases that should be handled by split.
5121 (fix_trunc?fdi): Add SSE case for x86_64.
5122 (floatdi?f): Likewise.
5123 (floatdi?f_sse): New.
5124 (fix_trunc?fdi_sse): New.
5126 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
5128 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
5129 (DEBUG_ARANGES_END_LABEL): Ditto.
5130 (dwarfout_init): Generate length and version fields at the start
5131 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
5132 after the length field.
5133 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
5134 the .debug_aranges info.
5136 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5138 * i386.c (call, call_value): Make sure that resulting call_insn
5139 does have proper second operand.
5141 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
5143 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
5144 function. Remove include of sys/cygwin.h.
5146 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
5148 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
5149 (CPP_SPEC): Always search */include/w32api for header files.
5150 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
5151 (LINK_SPEC): Add "cyg" to the library search prefixes.
5153 2001-04-08 Philip Blundell <philb@gnu.org>
5155 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
5157 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
5159 * cpperror.c (print_location): Don't special case <stdin>.
5160 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
5161 WARNING, but we don't check if we're in system headers.
5162 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
5163 * cpplib.c (do_warning): Warn in system headers.
5165 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
5167 * mbchar.c: Include config.h first.
5169 2001-04-07 Zack Weinberg <zackw@stanford.edu>
5171 * config.gcc: Set default for xmake_file at top, not bottom.
5172 Change places that set xmake_file to "none" to set to the
5173 empty string instead, or remove them entirely if there is no
5174 default xmake_file for this cpu_type. Remove references to
5177 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
5178 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
5179 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
5180 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
5181 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
5182 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
5183 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
5184 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
5185 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
5186 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
5189 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
5190 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
5191 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
5192 config/mips/x-sysv, config/rs6000/x-aix31:
5193 Just set CLIB to -lld or -lmld, as appropriate.
5195 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
5196 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
5197 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
5198 config/mips/x-iris, config/pa/x-pa:
5199 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
5200 OTHER_FIXINCLUDES_DIRS.
5202 * config/i386/x-djgpp: Don't set LN or LN_S.
5203 * config/m88k/x-dolph: Don't define __m88k__.
5204 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
5205 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
5206 * config/i860/fx2800.h: No need to #undef SVR4.
5208 38 x-host fragments remain, 2 x-cpu.
5210 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5212 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
5214 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5216 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
5218 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5220 * configure.in: Add check for lstat.
5221 * configure, config.in: Regenerate.
5222 * cppinit.c (append_include_chain): Make empty path ".".
5223 * cpplib.c (do_line): Don't simplify #line paths.
5224 * cppfiles.c (remove_component_p): New function.
5225 (find_or_create_entry): Acknowledge stat () errors during
5226 path simplification.
5227 (handle_missing_header): Don't simplify paths.
5228 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
5229 the empty path untouched. Don't leave a trailing '/'.
5231 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
5233 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5234 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5236 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5238 * cppfiles.c (open_file): Fail directories silently, but
5239 with an errno of NOENT set.
5240 (read_include_file): Move the common exit code to the sole
5241 caller. Return an int indicating success or failure. Let
5242 open_file handle directories.
5243 (stack_include_file): If read_include_file fails,
5244 push a "null" buffer.
5246 2001-04-05 DJ Delorie <dj@redhat.com>
5248 * function.h (virtuals_instantiated): Declare.
5249 * function.c: (virtuals_instantiated): Make global.
5250 * calls.c (emit_library_call_value_1): Use
5251 virtual_outgoing_args_rtx only if it hasn't been instantiated.
5252 Otherwise, use the stack pointer directly.
5254 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5256 * i386.c (x86_initialize_trampoline): New global function.
5257 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
5258 (INITIALIZE_TRAMPOLINE): Move offline.
5259 * i386-protos.h (x86_initialize_trampoline): Declare.
5261 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5263 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
5264 (lea_0): Rename to lea_1.
5265 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
5266 (lea_general_?): Allow SImodes on TARGET_64BIT
5267 (lea_general_?_zext): New patterns.
5268 (call_1, call_1_rex64): Fix.
5270 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5272 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
5274 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5276 * i386.c (function_arg): Return constm1_rtx for last argument.
5277 (ix86_expand_prologue): Update gen_call calls.
5278 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5279 * i386.md (call_pop): Likewise.
5280 (call): Second operand is VOIDmode.
5281 (call_0): Likewise; Support 64bits.
5282 (call_exp): New expander.
5283 (call_1): Get to the sync.
5284 (call_1_exp): New pattern.
5285 (call_value): Support 64bit.
5286 (call_value_exp): New pattern.
5287 (untyped_call): Update gen_call call.
5288 (call_value_pop): Disable for 64bit.
5289 (call_value_0_rex64): New pattern.
5290 (call_value_1_rex64): Likewise.
5292 2001-04-05 Bo Thorsen <bo@suse.de>
5294 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
5296 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
5298 * i386.md (*andsi_1+3): If used after reload, make sure the operand
5299 satisfies ANY_QI_REG_P.
5301 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5303 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
5306 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
5309 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5311 * config.gcc: Remove default for xm_file. Clean up local
5312 machine type handling. Remove settings of xm_file to
5313 something that doesn't exist. In the big switch, set xm_file,
5314 don't append to it (the value before the big switch is always
5315 null). Don't force build_xm_file or host_xm_file to have a value.
5316 * configure.in: Remove default for xm_file. Do not special
5317 case $cpu/xm-$cpu.h not existing.
5318 * configure: Regenerate.
5320 2001-04-04 Diego Novillo <dnovillo@redhat.com>
5322 * simplify-rtx.c (simplify_binary_operation): Check for overflow
5323 when folding integer division and modulo operations.
5325 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
5327 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
5328 instead of DWARF2_ADDR_SIZE for EH addresses.
5329 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
5332 2001-04-04 Richard Henderson <rth@redhat.com>
5334 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
5335 * config/ia64/t-glibc (LIB2ADDEH): Disable.
5336 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
5338 2001-04-04 Richard Henderson <rth@redhat.com>
5340 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
5341 * configure: Rebuilt.
5343 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5345 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
5346 push insns to delete to it instead of deleting them.
5347 (delete_null_pointer_checks): Delete insns from delete_list after
5348 all delete_null_pointer_checks_1 passes are done.
5350 2001-04-04 Richard Henderson <rth@redhat.com>
5352 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
5353 * configure: Rebuilt.
5355 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5357 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
5358 * config/romp/xm-romp.h: Delete.
5360 2001-04-04 Bernd Schmidt <bernds@redhat.com>
5362 * sched-deps.c (sched_analyze_insn): Partially revert March 27
5365 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5367 * emit-rtl.c (mark_label_nuses) Increment the label uses for
5368 all labels present in rtx.
5369 (try_split) Call new function for all split insns.
5371 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5373 * recog.c (validate_replace_rtx_1): Instead of aborting just make
5374 sure the change won't be validated.
5376 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
5378 * rtl.h (set_noop_p): Declare.
5379 * flow.c (set_noop_p): Move from here ...
5380 * rtlanal.c (set_noop_p): ... to here and enhance.
5381 * cse.c (delete_trivially_dead_insns): Use it.
5382 * gcse.c (hash_scan_set): Likewise.
5383 * jump.c (delete_noop_moves): Likewise.
5384 * recog.c (split_all_insns): Likewise.
5386 2001-04-04 Alan Modra <alan@linuxcare.com.au>
5388 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
5389 stack pointer via a LO_SUM. Ditto for setting a temp register
5390 used to save to the stack. Set cfa_temp when setting fp, and
5391 allow matches to cfa_temp in addition to cfa_store when saving
5392 regs. Handle POST_INC and LO_SUM register stores. Document the
5393 changes and errors in rule 12 doco.
5395 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
5396 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
5397 (load_reg): Move closer to epilogue code.
5398 (DO_FRAME_NOTES): Define to control the following..
5399 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
5400 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
5402 (hppa_expand_epilogue): Likewise.
5404 2001-04-03 Richard Henderson <rth@redhat.com>
5406 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
5407 * configure: Rebuild.
5409 2001-04-03 Richard Henderson <rth@redhat.com>
5411 * rtl.h (LCT_THROW): New.
5412 * calls.c (emit_library_call_value_1): Handle it.
5413 * except.c (connect_post_landing_pads): Use it.
5415 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5417 * gansidecl.h: Delete file.
5418 * configure.in: Change all refs to gansidecl.h to use
5419 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
5421 * configure: Regenerate.
5423 * Makefile.in (intl.o): Don't depend on gansidecl.h.
5424 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
5425 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
5426 Don't include gansidecl.h.
5427 * intl.c, main.c, version.c, fixinc/fixlib.h,
5428 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
5431 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5433 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
5436 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5438 * config/i386/xm-beos.h, config/i386/xm-isc.h,
5439 config/i386/xm-next.h, config/i386/xm-sco.h,
5440 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
5441 config/m88k/xm-m88k.h: Delete.
5443 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
5444 * config/romp/xm-romp.h: Don't define bcopy.
5445 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
5446 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
5448 * config.gcc: Remove references to deleted files.
5450 14 xm-host.h remain, 1 xm-cpu.h.
5452 2001-04-03 Jakub Jelinek <jakub@redhat.com>
5453 David S. Miller <davem@pierdol.cobaltmicro.com>
5454 Andrew MacLeod <amacleod@redhat.com>
5456 Use byte offsets in SUBREGs instead of words.
5458 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
5459 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
5460 to pass new argument.
5461 (add_stored_regs): Use subreg_regno_offset function.
5462 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
5464 (precompute_arguments): Use gen_lowpart_SUBREG.
5465 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
5466 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
5467 (simplify_set): Rework to use SUBREG_BYTE.
5468 (expand_field_assignment): Use SUBREG_BYTE.
5469 (make_extraction): Use SUBREG_BYTE.
5470 (if_then_else_cond): Use SUBREG_BYTE.
5471 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
5472 (gen_lowpart_for_combine): Compute full byte offset.
5473 * cse.c (mention_regs): Use SUBREG_BYTE.
5474 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
5475 (canon_hash): Use SUBREG_BYTE.
5476 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
5477 (gen_lowpart_if_possible): Formatting.
5478 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
5480 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5481 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5482 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5483 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5484 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5485 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5486 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
5487 certain invariants about SUBREGs the compiler creates.
5488 (gen_lowpart_SUBREG): New function.
5489 (subreg_hard_regno): New function to get the final register number.
5490 (gen_lowpart_common): Use SUBREG_BYTE.
5491 (gen_imagpart): Spacing nits.
5492 (subreg_realpart_p): Use SUBREG_BYTE.
5493 (gen_highpart): Use SUBREG_BYTE.
5494 (subreg_lowpart_p): Always compute endian corrected goal offset,
5495 even at the byte level, then compare against that.
5496 (constant_subword): New function, pulled out all constant cases
5497 from operand_subword and changed second argument name to offset.
5498 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
5499 and call constant_subword to do the work. Return const0_rtx if
5500 looking for a word outside of OP.
5501 (operand_subword_force): Change second arg name to offset.
5502 * expmed.c (store_bit_field): Use SUBREG_BYTE.
5503 (store_split_bit_field): Use SUBREG_BYTE.
5504 (extract_bit_field): Use SUBREG_BYTE.
5505 (extract_split_bit_field): Use SUBREG_BYTE.
5506 (expand_shift): Use SUBREG_BYTE.
5507 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
5508 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
5509 * flow.c (set_noop_p): Use SUBREG_BYTE.
5510 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
5511 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
5512 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
5514 (optimize_bit_field): Use SUBREG_BYTE.
5515 (purge_addressof_1): Use SUBREG_BYTE.
5516 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
5517 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
5518 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
5519 * gengenrtl.c (special_rtx): Add SUBREG.
5520 * global.c (mark_reg_store): Use SUBREG_BYTE.
5521 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
5522 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
5523 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
5524 final byte offset is congruent to subreg's mode size.
5525 (subst_constants): Use SUBREG_BYTE.
5526 (mark_stores): Use subreg_regno_offset function.
5527 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
5528 function and SUBREG_BYTE.
5529 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
5530 (reg_is_born): Use subreg_hard_regno.
5531 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
5532 endian correction code. Don't combine subregs unless resulting
5533 offset aligns with type. Fix subreg constant extraction for DImode.
5534 Simplify SUBREG of VOIDmode CONST_DOUBLE.
5535 (general_operand): Remove dead mode_altering_drug code.
5536 (indirect_operand): Use SUBREG_BYTE.
5537 (constrain_operands): Use subreg_regno_offset function.
5538 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
5539 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
5540 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
5541 * regs.h (REG_SIZE): Allow target to override.
5542 (REGMODE_NATURAL_SIZE): New macro which target can override.
5543 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
5544 on the entire subreg rtx.
5545 (push_reload): Use SUBREG_BYTE in comments and code.
5546 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
5547 for hard registers inside subregs.
5548 (operands_match_p): Use subreg_regno_offset.
5549 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
5550 containing hard regs.
5551 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
5552 corrections when fixing up MEM subregs.
5553 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
5554 subreg_regno_offset where appropriate.
5555 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
5556 byte endian corrections when fixing up MEM subregs.
5557 (subst_reloads): When combining two subregs, make sure final
5558 offset is congruent to subreg's mode size.
5559 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
5560 (refers_to_regno_for_reload_p): Use subreg_regno.
5561 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
5562 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
5563 correction code for memory subreg fixups.
5564 (forget_old_reload_1): Use subreg_regno_offset.
5565 (choose_reload_regs): Use subreg_regno.
5566 (emit_input_reload_insns): Use SUBREG_BYTE.
5567 (reload_combine_note_store): Use subreg_regno_offset.
5568 (move2add_note_store): Use subreg_regno_offset.
5569 * resource.c (update_live_status, mark_referenced_resources): Use
5570 subreg_regno function.
5571 (mark_set_resources): Use subreg_regno function.
5572 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
5573 (subreg_regno_offset, subreg_regno): Define prototypes.
5574 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
5575 (gen_lowpart_SUBREG): Add prototype.
5576 * rtl.texi (subreg): Update to reflect new byte offset representation.
5577 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
5578 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
5579 (reg_overlap_mentioned_p): Use subreg_regno.
5580 (replace_regs); Make sure final offset of combined subreg is
5581 congruent to size of subreg's mode.
5582 (subreg_regno_offset): New function.
5583 (subreg_regno): New function.
5584 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
5585 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
5586 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
5587 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
5588 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
5589 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
5590 (a29k_get_reloaded_address): Use SUBREG_BYTE.
5591 (print_operand): Use SUBREG_BYTE.
5592 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
5593 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
5594 (arm_reload_out_hi): Use SUBREG_BYTE.
5595 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
5596 instead of SUBREG_WORD.
5597 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
5598 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
5599 SUBREG creation to use byte offset.
5600 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
5601 inverted load insns): Fix explicit rtl subregs to use byte
5603 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
5604 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
5605 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
5606 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
5607 to use byte offsets.
5608 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
5609 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
5610 offsets, also make sure it is congruent to SUBREG's mode size.
5611 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
5612 unnamed ldob insn): Generate SUBREGs with byte offset.
5613 (zero_extendqihi2): SUBREG's are byte offsets.
5614 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
5615 (m68hc11_gen_highpart): Use SUBREG_BYTE.
5616 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
5617 zero-extendqisi2): Generate SUBREGs with byte offset.
5618 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
5619 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
5620 subregs in rtl to use byte offsets.
5621 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
5622 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
5623 (mips_move_2words): Use subreg_regno_offset.
5624 (mips_secondary_reload_class): Use subreg_regno_offset.
5625 * config/mips/mips.md (DImode plus, minus, move, and logical op
5626 splits): Fixup explicit subregs in rtl to use byte offsets.
5627 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
5628 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
5629 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
5630 rtl to use byte offsets.
5631 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
5632 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
5633 subregs to use byte offsets.
5634 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
5635 Fixup explicit subregs in rtl to use byte offsets.
5636 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
5637 and remove byte endian correction code.
5638 * config/sh/sh.c (output_movedouble): Use subreg_regno.
5639 (gen_ashift_hi): Use SUBREG_BYTE.
5640 (regs_used): Use subreg_regno_offset.
5641 (machine_dependent_reorg): Use subreg_regno_offset.
5642 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
5643 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
5644 (movdf_i4): Subregs are byte offsets now.
5645 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
5646 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
5647 (REGMODE_NATURAL_SIZE): Override.
5648 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
5649 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
5651 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
5652 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
5653 extendqidi2): Generate SUBREGs with byte offsets, also make sure
5654 it is congruent to SUBREG's mode size.
5655 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
5657 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
5658 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
5659 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
5660 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
5661 * config/v850/v850.c (print_operand, output_move_double): Use
5662 subreg_regno function.
5664 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
5666 * configure.in (target_subdir): Use target_alias, not target.
5667 * configure: Rebuilt.
5669 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
5671 * config/sh/crti.asm: Fix typos in comments.
5673 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5675 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
5676 TARGET_FAST_INDIRECT_CALLS.
5677 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
5679 (return_addr_rtx): Short circuit export stub matching when
5680 TARGET_NO_SPACE_REGS.
5681 (output_millicode_call): For out of range calls, make -fPIC
5682 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
5683 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
5684 * pa.md: Modify length attr calculation of all millicode insns to
5687 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
5689 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
5690 Require at least 2.11 in the version test. Specifically check
5691 for and reject GAS version 2.10.90.
5692 * configure: regenerate.
5694 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5696 * pa.c (override_options): Remove PIC profiling warning.
5697 (hp_profile_labelno): Delete.
5698 (hp_profile_label_rtx): Delete.
5699 (hp_profile_label_name): Delete.
5700 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
5701 (output_function_prologue): Remove profiling code and all tests on
5702 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
5703 merge_sp_adjust_with_store can work for PIC and profiling.
5704 (hppa_expand_epilogue): Remove profile_flag test.
5705 (hppa_can_use_return_insn_p): Likewise.
5706 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
5707 cater for PROFILE_HOOK.
5708 (hppa_profile_hook): New function.
5709 * pa.h (FUNCTION_PROFILER): Now does nothing.
5710 (PROFILE_HOOK): Define.
5711 (hppa_profile_hook): Declare.
5712 (PROFILE_BEFORE_PROLOGUE): Delete.
5713 (ASM_OUTPUT_REG_PUSH): Delete.
5714 (ASM_OUTPUT_REG_POP): Delete.
5715 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
5716 r24. Accept function name operand, and use this and a locally
5717 generated label to calculate pc-rel offset to func start.
5719 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5721 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
5722 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
5725 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5727 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
5728 LO_SUM cases to where they belong.
5730 2001-04-02 Richard Henderson <rth@redhat.com>
5732 * except.h (lang_eh_type_covers): Mark extern.
5733 (lang_eh_runtime_type): Likewise.
5735 2001-04-02 Zack Weinberg <zackw@stanford.edu>
5737 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
5738 gengenrtl.c: Wrap generated header in multiple-include guard.
5739 Improve error checking.
5741 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5743 * configure.in: Don't check for putenv.
5744 * configure: Regenerate.
5745 * gcc.c (putenv): Don't define.
5746 * vax/xm-vms.h: Handle putenv.
5748 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5750 * ifcvt.c (noce_emit_move_insn): New.
5751 (noce_try_store_flag, noce_try_store_flag_constants,
5752 noce_try_store_flag_inc, noce_try_store_flag_mask,
5753 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
5754 noce_try_abs): Use it.
5755 (noce_process_if_block): Likewise.
5756 For STRICT_LOW_PART, take mode from its SUBREG.
5758 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5760 * fold-const.c (fold): Before optimizing unsigned comparison with
5761 0x7fffffffU, make sure arg0 is integral type.
5763 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
5765 * c-tree.texi: Document representation of wide strings.
5767 2001-04-01 Richard Henderson <rth@redhat.com>
5769 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
5771 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
5773 * i386.md: remove obsoleted comments.
5774 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
5775 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
5776 fix output template.
5778 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
5780 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
5782 2001-03-30 Bernd Schmidt <bernds@redhat.com>
5784 * loop.c (load_mems): When generating a load from a pseudo, update
5787 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5789 * i386.c (ix86_split_long_move): Use change address to compensate
5790 stack pointer change in push instruction.
5792 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5794 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
5795 instead of rtx_equal_p; fix the output template.
5797 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
5799 * i386.c (ix86_expand_setcc): Support 64bit.
5800 (ix86_expand_int_movcc): Likewise.
5801 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
5804 * i386.md (allocate_stack_worker): Turn to expander.
5805 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
5807 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
5809 2001-03-29 Richard Henderson <rth@redhat.com>
5811 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
5813 2001-03-28 Matthew Hiller <hiller@redhat.com>
5815 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
5818 * MAINTAINERS: Added self.
5820 2001-03-28 Richard Henderson <rth@redhat.com>
5822 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
5823 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
5825 2001-03-28 Jim Wilson <wilson@redhat.com>
5827 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
5830 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5832 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
5834 * tradcif.y (yyerror): Likewise. Add format specifier in call to
5837 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
5839 2001-03-28 DJ Delorie <dj@redhat.com>
5841 * Makefile.in (stage1_build): Revert CFLAGS patch.
5843 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
5845 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
5846 when multiplier or multiplicand is zero.
5848 2001-03-28 Bernd Schmidt <bernds@redhat.com>
5850 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
5852 * config/ia64/ia64.c (update_set_flags): New function, broken out of
5854 (set_src_needs_barrier): Likewise.
5855 (rtx_needs_barrier): For SET case, use these two functions. Rework
5856 PARALLEL case to handle all inputs before all outputs.
5857 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
5858 saw a label and no stop bit since then.
5859 (maybe_rotate, process_epilogue): Add prototypes.
5861 2001-03-28 Richard Henderson <rth@redhat.com>
5863 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
5864 not TARGET_TOC for special toc restore handling.
5865 * config/rs6000/rs6000.md (eh_return): Likewise.
5867 2001-03-28 Richard Henderson <rth@redhat.com>
5869 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
5870 current_function_calls_eh_return.
5871 (output_function_epilogue): Handle eh_return.
5872 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
5873 (EH_RETURN_DATA_REGNO): New.
5874 (EH_RETURN_STACKADJ_RTX): New.
5875 (EH_RETURN_HANDLER_RTX): New.
5876 * config/sparc/sparc.md (call/short branch peepholes): Check
5877 can_throw_internal instead of in_same_eh_region.
5879 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
5880 for eh_return data registers.
5881 (rs6000_emit_prologue): Save eh_return data registers.
5882 (rs6000_emit_epilogue): Force inline restores if eh_return.
5883 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
5884 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
5885 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
5886 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
5887 the target uses one.
5888 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
5889 (return_eh_si, return_eh_di): Remove.
5890 (eh_return): New, from corpse of eh_epilogue.
5891 (eh_set_lr_si, eh_set_lr_di): New.
5893 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
5894 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
5895 True for pic register if current_function_calls_eh_return.
5896 (ix86_expand_epilogue): Change "emit_return" argument into "style".
5897 Handle eh_return requirements.
5898 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
5899 (EH_RETURN_STACKADJ_RTX): New.
5900 * config/i386/i386.md (exception_receiver): Remove.
5901 (eh_return, eh_return_1): New.
5902 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5904 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
5905 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
5906 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
5907 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
5908 (EH_RETURN_DATA_REGNO): New.
5909 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
5910 * config/alpha/alpha.md (eh_epilogue): Remove.
5911 (exception_receiver): Use $26 for ldgp input.
5912 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5914 2001-03-28 Richard Henderson <rth@redhat.com>
5916 * except.c: Rewrite entirely for IA-64 ABI exception handling.
5917 * except.h: Likewise.
5919 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
5920 (LIB2ADDEHDEP): New.
5921 (LIB2FUNCS_EH): Remove.
5922 (LIB2ADD): Remove LIB2ADDEH.
5923 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
5924 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
5925 (crt{begin,end}[S].o): Likewise.
5926 (except.o): Update includes.
5927 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
5928 (libgcc2_c_dep): Use LIB2ADDEHDEP.
5930 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
5931 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
5932 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
5933 * builtins.c (expand_builtin): Implement it.
5934 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
5935 * c-common.c (c_common_nodes_and_builtins): Declare it.
5936 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
5937 * calls.c (libfunc_nothrow): Remove.
5938 (emit_library_call_value_1): Don't call it.
5939 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
5940 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
5941 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
5942 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
5943 (current_funcdef_number): Globalize.
5944 (output_call_frame_info): Emit frame data if an lsda is needed.
5945 Generate augmentation for personality routine. Don't play with
5947 (dwarf2out_begin_prologue): Record funcdef_number.
5948 * dwarf2out.h (current_funcdef_number): Declare.
5949 * expr.c (expand_expr): Update for except.h name changes.
5950 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
5951 * expr.h (LTI_throw, LTI_rethrow): Remove.
5952 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
5953 (LTI_eh_rtime_match): Remove.
5954 (LTI_unwind_resume, LTI_eh_personality): Add.
5955 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
5956 * final.c (final): Don't call check_exception_handler_labels,
5957 init_insn_eh_region, or free_insn_eh_region.
5958 (final_scan_insn): Always emit debug labels for
5959 NOTE_INSN_EH_REGION notes.
5960 * flags.h (flag_new_exceptions): Remove.
5961 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
5962 (record_active_eh_regions): Remove.
5963 (count_basic_blocks): Check all instructions for REG_EH_REGION.
5964 Use can_throw_internal.
5965 (find_basic_blocks_1): Likewise.
5966 (move_stray_eh_region_notes): Remove.
5967 (find_label_refs): No eh_return_stub_label.
5968 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
5969 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
5971 (delete_unreachable_blocks): Don't track deleted handlers.
5972 (flow_delete_block): Use maybe_remove_eh_handler.
5973 (delete_eh_regions): Remove.
5974 (merge_blocks): Don't check for eh region match.
5975 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
5976 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
5977 (init_propagate_block_info): Disable dead frame store optimization
5978 when current_function_calls_eh_return.
5979 (dump_bb): Don't print eh_beg, eh_end.
5980 * function.c (fixup_var_refs): No catch_clauses.
5981 (expand_function_end): Likewise. Call expand_eh_return before
5982 the return register use. Call sjlj_emit_function_exit_after.
5983 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
5984 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
5985 * ifcvt.c (dead_or_predicable): Remove eh region check.
5986 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
5987 Don't check for EH vs parameters.
5988 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
5989 (expand_inline_function): Call duplicate_eh_regions.
5990 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
5991 (copy_insn_notes): Remap REG_EH_REGION notes.
5992 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
5993 * integrate.h (struct inline_remap): Add local_return_label.
5994 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
5995 check_exception_handler_labels, nor exception_optimize.
5996 (find_cross_jump): No EH region check.
5997 * optabs.c (init_optabs): Update for changed eh libfuncs.
5998 * rtl.def (RESX): New.
5999 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6000 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6001 checks. Update for except.h name changes.
6002 (expand_cleanups): Likewise.
6003 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
6004 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
6005 (compile_file): Call init_eh before init_optabs. Don't
6006 output_exception_table here.
6007 (rest_of_compilation): Call convert_from_eh_region_ranges,
6008 convert_to_eh_region_ranges, output_function_exception_table.
6009 Don't emit_eh_context.
6010 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
6011 (EXC_PTR_EXPR): New.
6013 * md.texi (eh_epilogue): Remove.
6014 (eh_return): Document.
6015 * tm.texi (EH_RETURN_DATA_REGNO): Document.
6016 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
6018 * eh-common.h: Remove file.
6019 * frame-dwarf2.c, frame.c, frame.h: Remove files.
6020 * libgcc2.c (L_eh): Remove.
6022 * unwind-dw2-fde.c: New file, largely copied from frame.c.
6023 * unwind-dw2-fde.h: New file.
6024 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
6025 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
6026 * libgcc-std.ver: Update for eh symbols.
6028 2001-03-27 Richard Henderson <rth@redhat.com>
6030 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
6031 reduce false positives.
6032 (regmove_optimize): Disable if flag_non_call_exceptions.
6034 * stmt.c (expand_return): Remove always true predicate.
6035 (expand_decl_cleanup_no_eh): Remove dead code.
6037 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
6038 barrier code. Add a scheduling barrier if a non-call insn
6039 can throw internally.
6041 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
6042 Auto-inc addresses trap only if their base register does.
6044 * except.c (can_throw_internal): Rename from can_throw.
6045 * except.h, resource.c: Update references.
6047 * integrate.c (copy_insn_list): Use returnjump_p.
6048 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6050 * function.h (struct function): Move all boolean valued fields
6051 to single bit fields at the end of the struct.
6053 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6055 Rename asynchronous_exceptions to flag_non_call_exceptions.
6057 * gthr-single.h (UNUSED): New. Distinguish between how C
6058 and C++ mark unused function arguments. Use throughout.
6060 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6061 value to target configuration header.
6062 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6063 * config.in, configure: Rebuild.
6064 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
6065 configuration and target defines.
6066 (exceptions_via_longjmp): Remove.
6067 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
6068 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
6070 * except.h (flag_non_call_exceptions): Move ...
6071 * flags.h: ... here.
6073 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
6074 exceptions, put the note on the trapping instruction.
6076 * flags.h (flag_new_exceptions): Remove.
6077 * toplev.c: Don't set it.
6078 * final.c: Don't check it.
6079 * except.c: Provide stub definition.
6081 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
6082 (calculate_global_regs_live): Kill call-clobbered registers
6083 across exception edges.
6084 * reg-stack.c (convert_regs_1): Kill the entire target stack
6085 across non-call exception edges.
6087 * flow.c (cleanup_cfg): Take no argument.
6088 * output.h, sibcall.c, toplev.c: Update all calls.
6090 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6092 * configure.in: Don't check for bcopy.
6093 * configure, config.in: Regenerate.
6095 * system.h: Don't define or prototype bcopy, instead poison it.
6097 2001-03-27 Richard Henderson <rth@redhat.com>
6099 * function.c (expand_function_start): Set DECL_REGISTER on
6100 a pseudo used for DECL_RESULT.
6102 * rtl.h (LCT_NORETURN): New.
6103 * calls.c (emit_library_call_value_1): Handle it.
6105 2001-03-27 Stan Shebs <shebs@apple.com>
6107 * objc/objc-act.c (objc_init): Use dump_base_name.
6108 (gen_declaration): Clear the buffer arg.
6109 (gen_declaration_1): New function, body of gen_declaration.
6110 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
6111 (gen_method_decl): Ditto, plus always clear buffer arg.
6112 (error_with_ivar): Simplify.
6113 (warn_with_method): Ditto.
6114 (build_message_expr): Don't clear buffers.
6115 (dump_interface): Ditto.
6116 (objc_debug): Ditto.
6117 (build_keyword_selector): Clear the buffer by only zeroing
6119 (objc_implementation_context): Declare.
6120 (start_class): Warn about missing @end.
6121 (finish_objc): Ditto.
6123 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6125 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
6127 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6129 * Makefile.in (SYSTEM_H): Define.
6130 Depend on $(SYSTEM_H), not system.h.
6132 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
6134 2001-03-27 Jim Wilson <wilson@redhat.com>
6136 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
6138 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
6139 (process_epilogue): New static function.
6140 (process_set): Call process_epilogue instead of emitting .restore
6142 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
6144 * flow.c (struct reg_cond_life_info): New fields orig_condition
6146 (init_propagate_block_info): Set new fields.
6147 (mark_regno_cond_dead): Set and use new fields.
6148 (flush_reg_cond_reg_1): Likewise.
6149 (and_reg_cond, case AND): Check for redundant AND conditions.
6150 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
6153 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6155 * cppmacro.c (stringify_arg): Null terminate strings.
6157 2001-03-27 Zack Weinberg <zackw@stanford.edu>
6159 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
6160 inclusion style. xm-m68hc11.h no longer exists.
6161 * config/m68hc11/xm-m68hc11.h: Delete file.
6162 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
6164 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
6165 Don't define GCC_VERSION, N_, or PARAMS; don't include
6166 gansidecl.h or stdio.h. Define inhibit_libc here.
6167 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6168 Delete code conditioned on #if GCC_VERSION == 2095.
6170 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6171 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6172 Delete code conditioned on #if GCC_VERSION == 2095.
6174 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6176 * system.h: Include symcat.h.
6177 (STRINGIFY): Don't define.
6179 * configure.in: Adjust comment.
6181 * builtins.c: Use STRINGX, not STRINGIFY.
6182 * gencheck.c: Likewise.
6183 * gengenrtl.c: Likewise.
6184 * protoize.c: Likewise.
6186 * cpplex.c: Don't include symcat.h.
6187 * cpplib.c: Likewise.
6189 * gansidecl.h (HAVE_STRINGIZE): Don't define.
6191 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6193 * c-typeck.c (digest_init): Fold init expression.
6195 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6197 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
6199 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6201 * except.c (eh_regs): Save results of build_pointer_type to a temp
6202 as FUNCTION_VALUE macro may evaluate its args multiple times.
6204 2001-03-26 Mark Mitchell <mark@codesourcery.com>
6206 * c-common.h (DECL_NUM_STMTS): New macro.
6207 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
6209 (pushdecl): Likewise.
6210 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
6211 * integrate.c (expand_inline_function): Don't check
6213 * print-tree.c (print_node): Don't print it.
6214 * toplev.c (rest_of_compilation): Don't try to inline when
6215 flag_no_inline is on.
6216 * tree.h (DECL_FRAME_SIZE): Remove.
6217 (tree_decl): Adjust accordingly.
6219 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6221 * combine.c (try_combine): Use memcpy, not bcopy.
6223 * genattrtab.c (expand_units): Likewise.
6225 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6227 * i386.md (push mem DI peep2): New.
6228 (mov 0, mov -1 peep2): Handle 64bit.
6229 (lea to arithmetics peep2): Handle 64bit leas.
6230 (rsp arithmetics to push/pop peep2s): New.
6232 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
6234 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6236 * i386.c (struct machine_function): Add save_varrargs_registers.
6237 (ix86_save_varrargs_registers): New macro.
6238 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
6239 (ix86_expand_prologue): Likewise.
6240 (ix86_emit_epilogue_esp_adjustement): Likewise.
6241 (ix86_expand_epilogue): Likewise.
6242 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
6243 (pro_epilogue_adjust_stack_1): New insn.
6244 (pro_epilogue_adjust_stack_rex64): Likewise.
6245 * i386.h (MASK_NO_RED_ZONE): New constant.
6246 (TARGET_RED_ZONE): New macro.
6247 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
6248 (RED_ZONE_SIZE): New constant.
6249 (RED_ZONE_RESERVE): New constant.
6251 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6253 * toplev.c (set_float_handler): Use memcpy, not bcopy.
6255 2001-03-25 Kazu Hirata <kazu@hxi.com>
6257 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
6260 (umodhi3): Likewise.
6263 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6265 * mkconfig.sh (DEFINES): Handle entries with '='.
6267 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
6268 Set xm_defines to MACRO=value instead.
6270 * i370/xm-mvs.h: Delete.
6272 * ns32k/xm-pc532-min.h: Likewise.
6274 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6276 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
6278 use ix86_expand_binary_operator
6279 (?sh??i_?): Disable for 64bit.
6280 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
6281 * i386.c (shiftdi_operand): New predicate.
6283 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
6284 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
6285 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
6286 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
6287 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
6288 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
6289 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
6290 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
6291 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
6292 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
6293 (rotldi3, rotrdi3): New expanders.
6295 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6297 * i386.md (movstrsi): Move offline.
6299 (strmovdi_rex64): New.
6300 (strmov?i): Accept 64bit.
6301 (strmov?i_rex64): New.
6302 (strmov?i_rex_1): New.
6303 (strmov?i_1): Disable for 64bit.
6304 (rep_mov?i_rex64): New.
6305 (rep_mov?i): Disable for 64bit.
6306 (clrstrsi): Move offline.
6307 (strset?i_rex64): New.
6308 (strset?i: Accept 64bit.
6309 (rep_stos?i): Disable for 64bit.
6310 (rep_stos?i_rex64): New.
6311 (strset?i_rex_1): New.
6312 (strset?i_1): Disable for 64bit.
6313 (cmpstrsi): Accept 64bit.
6314 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
6315 (cmpstrqi_nz_rex_1): New.
6316 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
6317 (strlensi): Move offline.
6319 (strlenqi_1): Disable for 64bit; fix constraints.
6320 (strlenqi_rex_1): New.
6321 * i386.c (ix86_adjust_counter): New static function.
6322 (ix86_zero_extend_to_Pmode): Likewise.
6323 (ix86_expand_aligntest): Likweise.
6324 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
6325 (ix86_expand_movstr): New global function.
6326 (ix86_expand_clrstr): New global function.
6327 (ix86_expand_strlen): New global function.
6328 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
6329 ix86_expand_strlen): Declare.
6330 (ix86_expand_strlensi_unroll_1): Delete.
6332 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
6334 * i386.md (cmpdi): Fix operand predicates.
6335 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
6336 cmpdi_1_insn_rex64): New patterns.
6337 (adddi3): Turn to expander.
6338 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
6339 (addsi3_carry_zext): New pattern.
6340 (adddi_?_rex64): New patterns and splitters.
6341 (addsi_?_zext): New patterns.
6342 (subsi3_carry_zext): New pattern.
6343 (subdi_?_rex64): New patterns and splitters.
6344 (iorsi_?_zext): New patterns.
6345 (iordi_?_rex64): New patterns and splitters.
6346 (iorsi_?_zext): New patterns.
6347 (iorsi_?_zext_imm): New patterns.
6348 (xorsi_?_zext): New patterns.
6349 (xordi_?_rex64): New patterns and splitters.
6350 (xorsi_?_zext): New patterns.
6351 (negdi*): New patterns.
6352 (one_cmpldi*): Likewise.
6353 (one_cmplsi*_zext, negsi*_zext): Likewise.
6354 (testqi_ext_3_rex64): New pattern.
6356 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
6358 * i386-protos.h (ix86_split_long_move): Return void.
6359 * i386.c (ix86_split_to_parts): Handle 64bit target.
6360 (ix86_split_long_move): Likewise.
6361 * i386.md (all calls to ix86_split_long_move): Update.
6363 2001-03-23 Richard Henderson <rth@redhat.com>
6365 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
6366 to avoid shadowing arguments.
6368 2001-03-23 Jakub Jelinek <jakub@redhat.com>
6370 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
6371 to variable names where DECL_NAME is different from
6372 DECL_ASSEMBLER_NAME.
6374 2001-03-23 Jim Wilson <wilson@redhat.com>
6376 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
6377 (assemble_alias): Call make_decl_rtl.
6379 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
6381 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
6383 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
6385 * extend.texi: Document the "java_interface" attribute.
6387 2001-03-22 Zack Weinberg <zackw@stanford.edu>
6389 * mkconfig.sh: Use a subshell with redirected stdout,
6390 instead of closing stdout and confusing commands that run
6391 afterward. Throw away output of cmp.
6393 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
6395 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
6397 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
6399 * i386.md (zero_extendsidi2_32): Break out from ...
6400 (zero_extendsidi2): ... here ; turn to expander.
6401 (zero_extendsidi2_rex64): New.
6402 (extendsidi2_32): Break out from ...
6403 (extendsidi2): ... here ; turn to expander.
6404 (extendsidi2_rex64): New.
6405 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
6406 (trunc?f?f splitters): Add 64bit versions.
6408 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
6410 * i386.md (pushsi, pushsi2_prologue): Disable.
6411 (pushsi2_rex64): New.
6412 (movabs?i_1_rex64, movabs?i_2_rex64): New.
6413 (movqi_ext_1): Disable for 64bit.
6414 (movqi_ext_1_rex64): New.
6415 (pushdi2_rex64): New pattern, peep2s and splitter.
6416 (pushdi2_prologue_rex64): New pattern.
6417 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
6419 (movdi splitters): Disable for 64bit.
6420 (movdi_1_rex64): New pattern, peep2s and splitters.
6421 (swapdi): New pattern.
6422 (pushsf): Disable for 64bit.
6423 (pushsf_rex64): New pattern and splitter.
6424 (pushdf_nointeger): Disable for 64bit.
6425 (pushdf_integer): Handle the 64bit case.
6426 (pushtf): Likewise; update splitters.
6428 2001-03-22 Richard Henderson <rth@redhat.com>
6430 * mkconfig.sh: Include insn-flags.h.
6431 * Makefile.in (CONFIG_H): Include insn-flags.h.
6432 (lots of objects): Remove insn-codes.h and insn-flags.h.
6434 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
6435 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
6436 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
6437 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
6438 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
6439 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
6440 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
6441 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
6442 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
6443 v850/v850.c, vax/vax.c:
6444 Don't include insn-flags.h.
6446 * diagnostic.c, expr.h, reload.c, toplev.c:
6447 Don't include insn-codes.h.
6449 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
6450 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
6451 c4x/c4x.c, i960/i960.c, mips/mips.c:
6452 Don't include insn-codes.h or insn-flags.h.
6454 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
6455 or insn-flags.h in the generated code.
6456 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
6457 (main): Forward declare struct rtx_def.
6459 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
6461 * invoke.texi (-ffast-math): Remove duplicate line about
6464 * gcc.texi: Remove more obsolete documentation of bugs and
6465 installation problems.
6467 2001-03-21 Kazu Hirata <kazu@hxi.com>
6469 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
6472 2001-03-20 Jason Merrill <jason@redhat.com>
6474 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
6476 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
6477 * varasm.c (CHKR_PREFIX): Likewise.
6479 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6481 * gcse.c (hash_scan_set): An expression is not anticipatible if it
6482 is part of a multi-SET insn.
6484 * cse.c (find_comparison_args): Remove previous change.
6485 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
6488 * config/i386/i386.md (conditional_trap): Remove warning.
6490 * recog.c (push_operand): Fix error in last change that caused
6491 undefined symbol on many targets.
6493 * sdbout.c: #include ggc.h.
6494 (sdbout_init): Move to end of file.
6495 Call ggc_add_tree_root for anonymous_types.
6496 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
6497 (sdbout_one_type): Use DECL_NAME for field name.
6498 * Makefile.in (sdbout.o): Show includes ggc.h.
6500 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
6502 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
6503 (override_options): Use properlimits for preferred_stack_boundary.
6504 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
6506 (ext_register_operand): Accept DImode.
6507 (load_pic_register): Abort on 64bit.
6508 (gen_push): Use Pmode instead of SImode.
6509 (ix86_save_reg): Pic reg is never used on 64bit.
6510 (ix86_expand_prologue): Likewise.
6511 (ix86_emit_save_regs): Use Pmode instead of SImode.
6512 (legitimate_address_p): Check displacement for 64bit.
6513 (print_operand): Avoid outputting of (%rip) on 64bit.
6514 (print_operand_address): Output (%rip) where possible.
6515 (split_di): Abort on 64bit registers.
6516 (ix86_expand_branch): DImode comparison is simple for x86_64.
6517 (memory_address_length): Recognize memory addresses formed using
6519 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
6521 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
6523 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
6525 * recog.c (push_operand): Recognize new format of push instructions.
6527 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
6529 * i386.md (pushqi1): New.
6530 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
6531 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6532 x86_64_immediate_operand, x86_64_immediate_operand,
6533 x86_64_zext_immediate_operand): Declare.
6534 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
6535 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6536 x86_64_immediate_operand, x86_64_immediate_operand,
6537 x86_64_zext_immediate_operand): define.
6538 * i386.h (PREDICATE_CODES): Add new predicates.
6540 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
6542 * i386.md (pophi1, popqi1, pushqi1): Remove.
6544 * expr.c (emit_single_push_insn): New function.
6545 (move_by_pieces): Accept NULL as destination for push instructions.
6546 (gen_push_operand): Kill.
6547 (emit_push_insn): Pass NULL when pushing; avoid updating of
6548 stack_pointer_delta.
6549 * expr.h (gen_push_operand): Kill.
6551 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6553 * rtl.texi (COMPARE): Clarify documentation and reference section
6556 2001-03-20 Stan Shebs <shebs@apple.com>
6558 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
6559 (get_object_reference): Ditto.
6560 (error_with_ivar): Use error_with_file_and_line.
6561 (warn_with_method): Use warning_with_file_and_line.
6563 2001-03-20 Tom Tromey <tromey@redhat.com>
6565 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
6567 2001-03-20 Mark Mitchell <mark@codesourcery.com>
6569 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
6570 variables that are TREE_PUBLIC, even if not TREE_STATIC.
6572 2001-03-20 DJ Delorie <dj@redhat.com>
6574 * Makefile.in (install-libgcc): Pass complete list of variables.
6575 (install-multilib): Ditto.
6577 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6579 * config/i386/cygwin.h: Declare ctor_section, dtor_section
6580 drectve_section, switch_to_section.
6582 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
6583 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
6584 i386_pe_mark_dllimport.
6586 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6588 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
6589 functions i386_pe_*.
6591 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
6592 i386_pe_* functions with char * arguments.
6594 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
6596 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
6598 (movsi_ie): Introduce fpul store.
6600 2001-03-20 Alan Modra <alan@linuxcare.com.au>
6602 * Makefile.in (OBJS): Remove hashtab.o.
6604 2001-03-19 Stan Shebs <shebs@apple.com>
6606 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
6607 * c-lang.c (maybe_objc_method_name): Ditto.
6608 * c-tree.h (maybe_objc_method_name): Remove decl.
6610 2001-03-19 Tom Tromey <tromey@redhat.com>
6612 * gcc.c (init_gcc_specs): Fix comment.
6614 2001-03-19 Mark Mitchell <mark@codesourcery.com>
6616 Compute DECL_ASSEMBLER_NAME lazily.
6617 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
6618 (DECL_ASSEMBLER_NAME_SET_P): New macro.
6619 (SET_DECL_ASSEMBLER_NAME): Likewise.
6620 (COPY_DECL_ASSEMBLER_NAME): Likewise.
6621 (set_decl_assembler_name): Declare.
6622 (lang_set_decl_assembler_name): Likewise.
6623 * tree.c (lang_set_decl_assembler_name): New variab.e
6624 (set_decl_assembler_name): New function.
6625 (init_obstacks): Set lang_set_decl_assembler_name.
6626 (build_decl): Don't set DECL_ASSEMBLER_NAME.
6627 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
6628 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
6629 where it's not necessary.
6630 (builtin_function): Likewise.
6631 (finish_decl): Likewise.
6632 * dbxout.c (dbxout_type_methods): Likewise.
6633 * ggc-common.c (ggc_mark_trees): Likewise.
6634 * profile.c (output_func_start_profiler): Likewise.
6635 * varasm.c (make_decl_rtl): Likewise.
6637 * cse.c (find_comparison_args): Update documentation. Fix
6638 mishandling of COMPARE operations.
6640 * tree.def (ABS_EXPR): Add documentation.
6641 * fold-const.c (fold): Improve folding of ABS_EXPRs.
6643 2001-03-19 Zack Weinberg <zackw@stanford.edu>
6645 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
6647 2001-03-19 Jakub Jelinek <jakub@redhat.com>
6649 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
6650 Remove ia32 linux PIC kludge and move it...
6651 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
6653 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
6655 * i386.md (absdf2 expander): Fix 64bit case.
6657 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
6659 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
6661 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
6663 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
6665 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6667 * README.X11: Remove obsolete file.
6669 2001-03-18 Anthony Green <green@redhat.com>
6671 * config/pj/pj.h: Remove some trailing commas.
6672 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
6674 2001-03-18 Richard Henderson <rth@redhat.com>
6676 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
6677 * calls.c: ... here.
6678 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
6679 defaults for them here.
6681 2001-03-17 Anthony Green <green@redhat.com>
6683 * config/pj/lib1funcs.S: Fix broken comment.
6684 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
6687 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
6689 * gcc.texi: Remove obsolete information relating to build and
6690 installation problems with enquire or the Pyramid C compiler.
6692 2001-03-17 Richard Henderson <rth@redhat.com>
6694 * dwarf2out.c (queue_reg_save): New.
6695 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
6696 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
6698 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
6699 (cfa, cfa_store, cfa_temp): Make static.
6700 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
6702 2001-03-17 Richard Henderson <rth@redhat.com>
6704 * integrate.h (struct inline_remap): Add local_return_label.
6705 * integrate.c (expand_inline_function): Initialize it and emit
6706 it after copy_insn_notes.
6707 (copy_insn_list): Don't store local_return_label here.
6708 (copy_insn_notes): New function split out from copy_insn_list.
6710 2001-03-17 Richard Henderson <rth@redhat.com>
6712 * dwarf2out.c (lookup_filename): Emit .file if the assembler
6713 is generating .debug_line.
6714 (dwarf2out_init): Add main_input_filename to the file table first.
6715 * configure.in (as_dwarf2_debug_line): Test with file number 1
6716 instead of file number 0.
6718 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6720 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
6721 (gen_rtx_combine): Deleted; all references changed as appropriate.
6722 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
6724 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
6726 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
6728 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
6731 2001-03-16 Jim Wilson <wilson@redhat.com>
6733 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
6734 then set it to LOC_REG (79) instead of aborting.
6736 2001-03-16 Phil Edwards <pme@sources.redhat.com>
6738 * gccbug.in: Remove high priority.
6740 2001-03-16 Richard Henerson <rth@redhat.com>
6742 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
6743 output with a space instead of deleting it.
6744 * configure: Regenerate.
6746 2001-03-16 Zack Weinberg <zackw@stanford.edu>
6748 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
6749 handles the gory details of converting an object file into
6750 something that's safe to grep.
6751 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
6752 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
6753 newlines at either end of the string we're looking for.
6754 Make 'checking ...' message less stilted.
6755 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
6756 ARM in-memory layout and its hypothetical converse. Don't
6757 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
6758 HOST_WORDS_BIG_ENDIAN.
6760 * configure.in: Adjust for renamed macro. Move
6761 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
6762 * configure, config.in: Regenerate.
6764 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6766 * fixinc/Makefile.in: Set SHELL.
6768 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6770 * fixinc/fixincl.c (fix_with_system): Quote file names before
6771 passing them to shell.
6773 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6775 * Makefile.in: Use fix-header$(build_exeext) instead
6778 2001-03-16 Richard Henderson <rth@redhat.com>
6780 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
6781 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
6782 (size_of_line_prolog): Remove.
6783 (output_line_info): Compute prologue size via label difference.
6784 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
6786 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
6787 assembler error when redefining file numbers.
6788 * config.in, configure: Rebuild.
6790 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
6791 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
6792 (dw2_asm_output_delta_uleb128): Likewise.
6793 (dw2_asm_output_delta_sleb128): Similarly.
6794 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
6796 2001-03-16 Michael Meissner <meissner@redhat.com>
6798 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
6800 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
6802 (BITMASK_LOWER16): Replacement for 0x0000ffff.
6804 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
6805 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
6806 being unsigned in ISO C and signed in traditional.
6807 (expand_prologue): Ditto.
6808 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
6810 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
6812 (divsi3,divdi3): Ditto.
6813 (modsi3,moddi3): Ditto.
6814 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
6815 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
6816 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
6819 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
6821 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
6822 SSE based conditional moves on LTGT/UNEQ conditions;
6823 Canonicalize EQ to NE.
6824 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
6825 (sse_mov?fcc_ne): New.
6827 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
6829 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6831 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
6832 register may be dead.
6834 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
6836 * Makefile.in (hash.o): Depend on CONFIG_H.
6838 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6840 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
6842 2001-03-15 Richard Henderson <rth@redhat.com>
6844 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
6845 (ASM_OUTPUT_DWARF_PCREL): New.
6846 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
6848 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6850 * cppfiles.c (stack_include_file): Use MAX of sysp.
6852 2001-03-15 Steve Ellcey <sje@cup.hp.com>
6854 * config.gcc (ia64*-*-hpux*): New case.
6855 * config/ia64/hpux.h: New file for HP-UX support.
6856 * config/ia64/t-hpux: New file for HP-UX support.
6858 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
6860 * fixinc/inclhack.def (irix_stdio_va_list): New.
6861 * fixinc/fixincl.x: Rebuilt.
6863 2001-03-15 Richard Henderson <rth@redhat.com>
6865 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
6866 if provided by the target.
6867 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
6868 (dw2_asm_output_addr): New.
6869 * dwarf2asm.h (dw2_asm_output_addr): Declare.
6870 * dwarf2out.c (output_cfi): Use it for program addresses.
6871 (output_call_frame_info, output_die): Likewise.
6872 (output_aranges, output_line_info): Likewise.
6874 2001-03-15 Bruce Korb <bkorb@gnu.org>
6876 * gcc.c(main): make more rigorous
6877 * collect2.c(main): guard against ignoring SIGCHLD
6878 * protoize.c(main): ditto
6879 * gcc/fixinc/fixincl.c(initialize): ditto
6881 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6883 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
6884 (sdbout_parms): Likewise.
6886 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
6888 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
6889 "widen" a destination that is already wider than a word. Also do
6890 not widen if LOAD_EXTEND_OP is NIL for the given mode.
6892 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6894 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
6896 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
6898 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
6900 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
6902 * i960.h (i960_maxbitalignment,
6903 i960_last_maxbitalignment): Declare.
6904 * i960.c (i960_maxbitalignment,
6905 i960_last_maxbitalignment): Make global.
6906 (process_pragma): Delete.
6907 (i960_pr_align, i960_pr_noalign): Move from here ...
6908 * i960-c.c: ... to this new file.
6909 * t-960bare (i960-c.o): New rule.
6910 * t-vxworks960 (i960-c.o): Likewise.
6911 * config.gcc (i960-*-*): Define c_target_objs and
6914 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6916 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
6917 without adding in rtx code and mode.
6919 * alias.c (init_alias_analysis): Don't use any rtx whose value
6920 varies as a known value.
6921 Delete a superfluous test.
6923 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
6925 (ia64_sched_reorder): Call maybe_rotate; also rotate after
6926 scheduling a stop bit.
6927 (ia64_emit_nops): Correctly handle ASMs.
6929 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6931 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
6933 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
6935 * cpp.texi: Update documentation for -include and -imacros.
6936 * cppfiles.c (struct include_file): Remove "defined" memeber.
6937 (find_or_create_entry): Make a copy of the file name, and
6939 (open_file): Update to ensure we use the simplified filename.
6940 (stack_include_file): Don't set search_from.
6941 (cpp_included): Don't simplify the path name here.
6942 (find_include_file): New prototype. Call search_from to
6943 get the start of the "" include chain. Don't simplify the
6945 (_cpp_execute_include): New prototype. Move diagnostics to
6946 do_include_common. Update.
6947 (_cpp_pop_file_buffer): Don't set defined.
6948 (search_from): New prototype. Use the preprocessor's cwd
6949 for files included from the command line.
6950 (read_name_map): Don't simplify the pathname here.
6951 * cpphash.h (enum include_type): New.
6952 (struct buffer): Delete search from. New search_cached.
6953 (_cpp_execute_include): Update prototype.
6954 * cppinit.c (do_includes): Use _cpp_execute_include.
6955 * cpplib.c (do_include_common): New function.
6956 (do_include, do_include_next, do_import): Use it.
6958 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6960 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
6961 contents of the RTL, to determine the name of the object.
6963 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6965 * tree.h (DECL_RTL): Allocate RTL lazily.
6966 (SET_DECL_RTL): New macro.
6967 (DECL_RTL_SET_P): Likewise.
6968 (COPY_DECL_RTL): Likewise.
6969 (DECL_RTL_IF_SET): Likewise.
6970 * varasm.c (make_decl_rtl): Add assertions about the kind of
6971 declaration we are processing.
6972 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
6973 (start_decl): Likewise.
6974 (finish_decl): Likewise.
6975 * c-semantics.c (emit_local_var): Likewise.
6976 * calls.c (expand_call): Likewise.
6977 * dbxout.c (dbxout_symbol): Likewise.
6978 * emit-rtl.c (unshare_all_rtl): Likewise.
6979 (unshare_all_decls): Likewise.
6980 (reset_used_decls): Likewise.
6981 * expr.c (store_constructor): Likewise.
6982 (safe_from_p): Likewise.
6983 (expand_expr): Likewise.
6984 * function.c (put_var_into_stack): Likewise.
6985 (instantiate_decls_1): Likewise.
6986 (assign_parms): Likewise.
6987 (expand_function_start): Likewise.
6988 (expand_function_end): Likewise.
6989 * ggc-common.c (gcc_mark_trees): Likewise.
6990 * integrate.c (function_cannot_inline_p): Likewise.
6991 (copy_decl_for_inlining): Likewise.
6992 (expand_inline_function): Likewise.
6993 (integrate_parm_decls): Likewise.
6994 (integrate_decl_tree): Likewise.
6995 * print-tree.c (print_node): Likewise.
6996 * reg-stack.c (stack_result): Likewise.
6997 * stmt.c (label_rtx): Likewise.
6998 (expand_return): Likewise.
6999 (expand_decl): Likewise.
7000 (expand_decl_cleanup): Likewise.
7001 (expand_anon_union_decl): Likewise.
7002 * toplev.c (check_global_declarations): Likewise.
7003 (rest_of_decl_compilation): Likewise.
7004 * tree.c (simple_cst_equal): Likewise.
7005 * objc/objc-act.c (generate_static_references): Likewise.
7007 2001-03-14 Zack Weinberg <zackw@stanford.edu>
7009 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
7010 gcc_AC_C_FLOAT_FORMAT): New macros.
7011 * configure.in: Add AC_PROG_CPP after CC tests;
7012 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
7013 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
7014 * configure, config.in: Regenerate.
7016 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
7017 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7018 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7019 config/i370/xm-linux.h, config/i370/xm-oe.h,
7020 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7021 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
7022 config/pa/xm-linux.h, config/pa/xm-pa.h,
7023 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
7024 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
7025 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
7026 config/we32k/xm-we32k.h: Delete.
7028 * config/i370/xm-mvs.h, config/m88k/m88k.h,
7029 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7030 config/vax/xm-vms.h: Don't define any of:
7031 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
7033 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
7035 * config.gcc: Remove references to deleted files.
7036 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
7037 FATAL_EXIT_CODE, which is the same between oe and mvs).
7039 2001-03-14 DJ Delorie <dj@redhat.com>
7040 Vladimir Makarov <vmakarov@redhat.com>
7042 * config/i960/i960.c (i960_function_prologue): Compute size of
7043 frame according to number of registers actually saved there.
7045 2001-03-14 Richard Henderson <rth@redhat.com>
7047 * expr.c (emit_move_insn_1): Fix else if around #endif.
7049 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7052 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7055 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7057 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7058 (override_options): Parse cmodel string.
7059 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7060 * i386.h (TARGET_OPTIONS): Add "cmodel".
7061 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7063 (ix86_cmodel_string, ix86_cmodel): Declare.
7065 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
7068 * i386.h (GENERAL_REG_P): Add missing REG_P.
7070 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
7072 * configure.in: Use $gcc_cv_as instead of $as.
7073 * configure: Regenerated.
7075 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
7077 * cppfiles.c (stack_include_file): Only increase the include
7078 count if we actually process the file properly, as opposed
7079 to treating it as length zero. Only call read_include_file
7080 if not DO_NOT_REREAD. Handle the -H include file output
7082 (read_include_file): Remove now redundant DO_NOT_REREAD check.
7083 (cpp_included, find_include_file): Simplify pathnames after
7084 remapping them. If remapping, don't use the remapped file
7085 name's buffer as our scratch buffer.
7086 (cpp_pop_file_buffer): Replace the multiple include macro
7087 only if it isn't yet set.
7088 (read_name_map): Simplify remapped names when reading in.
7089 (remap_filename): Move code to code path that uses it.
7090 (_cpp_simplify_pathname): Return the input pointer.
7091 * cpphash.h (_cpp_simplify_pathname): Update prototype.
7093 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7095 * expr.c (expand_expr): Revove bogus conditional.
7097 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
7099 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
7101 2001-03-14 Jakub Jelinek <jakub@redhat.com>
7103 * reg-stack.c (stack_result): Unconditionally use
7104 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
7106 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
7108 * expr.c (emit_move_insn_1): Split push of complex value when
7109 no suitable push instruction exist.
7111 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
7112 instead of QI_REG_P.
7114 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7116 * alias.c (handled_component_p, can_address_p): New functions.
7117 (get_alias_set): Use them.
7119 2001-03-13 Jim Wilson <wilson@redhat.com>
7121 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
7122 from 80 in try_locals code.
7123 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
7125 2001-03-13 Zack Weinberg <zackw@stanford.edu>
7127 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
7128 gcc_AC_C_LONG_LONG): New.
7129 * configure.in: Use them. Probe the size of short, int, long,
7130 and long long/__int64 if we have them. Move all the AC_C_*
7131 checks together, except gcc_AC_C_CHAR_BIT which has to go
7132 after AC_CHECK_HEADERS(limits.h).
7133 Take hwint.h out of host_xm_file and build_xm_file.
7135 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
7136 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
7137 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
7138 Move the HOST_WIDEST_INT setup logic here from system.h.
7139 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
7141 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
7142 is now handled by hwint.h.
7144 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
7145 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
7146 config/ia64/xm-ia64.h: Don't define any of:
7147 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
7148 HOST_BITS_PER_LONGLONG.
7150 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
7151 config/h8300/xm-h8300.h, config/mips/iris6.h,
7152 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
7153 config/sparc/xm-sp64.h: Delete.
7154 * config.gcc: Remove references to deleted files.
7156 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
7157 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
7158 * config/i370/xm-linux.h: Clarify floating-point situation in
7161 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
7163 * cppfiles.c (NO_INCLUDE_PATH): New macro.
7164 (find_include_file): Decide here which part of the include
7165 chain to start the search. Complain about an empty include
7166 chain in all cases apart from an abolsute file name.
7167 (_cpp_execute_include): Don't choose the search chain here.
7168 Don't call handle_missing_include in the case of an empty
7170 (_cpp_compare_file_date): Don't choose the search chain here.
7171 * cpplib.c (do_include_next): Move the in-main-file diagnostic
7172 here from _cpp_execute_include. Behave like #include if
7173 we're in the main file.
7175 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7177 * system.h (malloc, realloc, calloc, strdup): Only poison these
7178 tokens when IN_GCC is defined.
7180 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
7182 * i386.md (abs?f expander): Support SSE case.
7183 (abd?f_if): Add new "USE"; add splitters.
7185 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7187 * cpp.texi (poison): Explain the macro expansion exception.
7189 2001-03-13 Jakub Jelinek <jakub@redhat.com>
7191 * expr.c (store_expr): Add dont_store_target. If temp is already in
7192 target before copying to reg, don't store it into target again.
7194 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7196 * cppinternals.texi: Update for file handling.
7198 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7200 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
7201 2001-02-24 which broke building the Java library.
7202 * function.c (identify_blocks): Likewise.
7203 (all_blocks): Likewise.
7204 * integrate.c (integrate_decl_tree): Likewise.
7205 * print-tree.c (print_node): Likewise.
7206 * tree.h (BLOCK_NUMBER): Likewise.
7207 (struct tree_block): Likewise.
7209 2001-03-12 David Edelsohn <edelsohn@gnu.org>
7211 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
7212 __WCHAR_TYPE__ definition.
7213 (WCHAR_TYPE_SIZE): #undef before #define.
7215 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7217 * cppfiles.c: Update comments.
7218 (destroy_include_file_node): Rename destroy_node.
7219 (find_or_create_entry): New function.
7220 (open_file, _cpp_fake_include): Use it.
7221 (handle_missing_header): New function, broken out of
7222 _cpp_execute include. Don't segfault if there is no
7223 system or quoted path.
7224 (_cpp_execute_include): Use handle_missing_header.
7226 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7228 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
7229 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
7231 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7233 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
7234 unless anti_dependence says they are.
7235 * alias.c (objects_must_conflict): If neither has a type specified,
7238 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7239 David Billinghurst <David.Billinghurst@riotinto.com>
7241 * config/mips/iris5.h: Change WCHAR_TYPE to int.
7243 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
7245 * i386.md (trunctfdf2_2): Rename missnamed pattern.
7246 (*_one_bit): Remove type on the match_operand in attributes.
7248 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
7250 * i386.c: Commit forgotten hunk in previous patch.
7251 (regclass_map): Add extended registers.
7252 (dbx_register_map): Add missing frame register.
7254 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
7256 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
7258 * i386.md (x86_sahf_1): Disable for 64bit.
7259 (popsi*, pophi*): Likewise.
7260 (pushqi, pushhi): Likewise.
7261 (movdi, pushdi): Likewise.
7262 (zero extend DImode splitter): Likewise.
7263 (adddi, minusdi splitter): Likewise.
7264 (umulsidi): Likewise.
7266 (mulsidi): Disable for 64bit
7267 (lshift:DI/ashift:DI): Disable for 64bit.
7268 (loop patterns): Likewise.
7269 (call_pop, call_value_pop expanders and patterns): Likewise.
7270 (prologue_get_pc): Likewise.
7272 (fcmovDI pattern and splitter): Likewise.
7273 (movdfcc_1_rex64): New.
7275 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
7277 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
7278 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
7279 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
7280 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
7281 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
7282 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
7283 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
7284 (PUSH_ROUNDING): x86_64 rounds to 64bits.
7285 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
7286 (REGPARM_MAX): Set to 6 for x86_64.
7287 (SSE_REGPARM_MAX): Set to 16 for x86_64.
7288 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
7291 * (patterns that does use upper halves): Update constraints
7292 'q' to 'Q' and 'r' to 'R'.
7293 (cmpqi_ext_1): Disable for 64bit.
7294 (cmpqi_ext_3_insn): Likewise.
7295 (movqi_extzv_1): Likewsie.
7296 (addqi_ext_1): Liekwsie
7297 (testqi_ext_1): Liekwsie
7298 (andqi_ext_1): Liekwsie
7299 (xorqi_ext_1): Liekwsie
7300 (cmpqi_ext_1_rex64): New.
7301 (cmpqi_ext_3_insn_rex64): Likewise.
7302 (movqi_extzv_1_rex64): Likewsie.
7303 (addqi_ext_1_rex64): Liekwsie
7304 (testqi_ext_1_rex64): Liekwsie
7305 (andqi_ext_1_rex64): Liekwsie
7306 (xorqi_ext_1_rex64): Liekwsie
7308 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7310 * configure.in: Move check for unsigned enumerated bitfields
7311 to macro in aclocal.m4. Disable it for now.
7312 * configure, config.in: Regenerate.
7313 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
7314 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
7315 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
7316 kind above its first use.
7318 * config/xm-interix.h, config/alpha/xm-alpha.h,
7319 config/i370/xm-linux.h, config/i386/xm-beos.h,
7320 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
7321 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7322 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
7323 Don't define ONLY_INT_FIELDS under any circumstances.
7325 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
7327 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7328 config/sparc/xm-sysv4.h: Delete - now identical with some
7330 * config.gcc (hppa targets): Replace xm-pahpux.h and
7331 xm-papro.h with implicit xm-pa.h.
7332 (sparc targets): Replace xm-sysv4.h with implicit or explicit
7335 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
7337 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
7338 before reload_cse_noop_set_p.
7340 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7342 * config.gcc: Where xm-host.h used to include another
7343 xm-host.h, list the nested header directly in xm_file. Remove
7344 references to deleted files. Can now use sparc/xm-sp64.h for
7347 * config/xm-linux.h, config/arm/xm-linux.h,
7348 config/i386/xm-dos.h, config/i386/xm-gnu.h,
7349 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
7350 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
7351 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
7352 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
7355 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
7356 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
7357 bother to wrap #undef in #ifdef.
7358 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
7359 Don't include xm-linux.h.
7360 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
7362 * configure.in: Wrap regexps using [] in changequote block.
7363 Use expr : not echo | grep. Simplify regexps.
7364 * configure: Regenerate.
7366 56 xm-files remain, 22 xm-arch.
7368 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7370 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
7371 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7372 (local_index, local_rindex): Delete, use strchr/strrchr instead.
7373 (copy_object): Fix format specifier vs argument mismatch.
7375 * mips-tdump.c: Make local functions static.
7376 (rindex): Don't #undef.
7377 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7378 (fatal, fancy_abort): Delete.
7379 (read_seek): Avoid signed/unsigned compare.
7381 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7383 * combine.c (try_combine): Fix error in change to try original
7385 (gen_rtx_combine): Do same as gen_rtx for now.
7387 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7389 * configure.in: AC_SUBST xm_defines.
7390 * configure: Regenerate.
7391 * Makefile.in: Set DEFINES=$(xm_defines) when building
7394 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7396 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
7397 (cpp_included, find_include_file): Update.
7398 (_cpp_compare_file_date): Make else unconditional.
7400 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
7402 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
7404 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7406 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
7407 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
7409 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
7411 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
7412 if it's a record type.
7414 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
7416 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
7417 mingw includes slightly.
7419 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7421 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
7422 #undef token before poisoning it.
7424 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7426 * alpha.c (check_float_value): Use memcpy, not bcopy.
7428 * m32r.c (m32r_sched_reorder): Likewise.
7430 * vax.c (check_float_value): Likewise.
7432 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7434 * toplev.c (file_name_nondirectory): Remove.
7435 * toplev.h: Similarly.
7436 * dwarf2out.c (compute_section_prefix): Use lbasename instead
7437 of file_name_nondirectory.
7439 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7441 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
7442 * mips-tfile.c: Don't #undef rindex; not used.
7444 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
7446 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
7447 (dbx64_register_map): Declare.
7448 (RETURN_ADDR_RTX): Fix for 64bit.
7449 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
7450 (INCOMING_FRAME_SP_OFFSET): Set to 8.
7451 * i386.c (dbx64_register_map): New global array.
7452 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
7453 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
7456 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7458 * cppfiles.c (search_from): Use lbasename.
7459 * mkdeps.c (deps_add_default_target): Use lbasename.
7461 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7463 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
7464 xcalloc in lieu of malloc, realloc & calloc.
7466 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
7468 * gengenrtl.c (xmalloc): Likewise.
7470 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
7471 really_call_* memory allocation routines.
7473 * stmt.c (check_for_full_enumeration_handling): Use
7474 really_call_calloc, not calloc.
7476 * system.h (really_call_malloc, really_call_calloc,
7477 really_call_realloc): Define.
7478 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
7480 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
7482 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
7484 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
7486 * configure: Rebuilt.
7487 * configure.in: Only use `lang_requires' for languages athat are
7490 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
7492 * invoke.texi: Fix typo.
7493 * gcc.1: Regenerate.
7495 2001-03-09 Zack Weinberg <zackw@stanford.edu>
7497 * configure.in: Prune nonexistent files from build_xm_file,
7498 xm_file, and host_xm_file lists. Warn unless they're
7500 Don't generate *config.h here.
7501 AC_SUBST all variables needed to generate *config.h.
7502 * configure: Regenerate.
7503 * mkconfig.sh: New helper script, from code removed from
7505 * Makefile.in: Zap all MALLOC variables - no longer used
7506 anywhere, and malloc.c doesn't exist.
7507 Substitute in variables needed to generate *config.h.
7508 Stop lying about the dependencies contained in CONFIG_H and
7510 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
7511 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
7512 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
7513 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
7514 $(TM_P_H), etc. as appropriate.
7516 * config.gcc: Zap references to deleted files.
7517 * ggc-none.c: Don't include rtl.h or tm_p.h.
7519 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
7520 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
7521 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
7522 config/i386/xm-linux.h, config/i386/xm-linux.h,
7523 config/i386/xm-next.h, config/i386/xm-openbsd.h,
7524 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
7525 Don't include i386/xm-i386.h.
7527 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
7528 config/i386/xm-i386.h, config/i860/xm-i860.h,
7529 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
7530 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7531 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
7532 Delete (empty except comments, #includes of other deleted
7533 files, and macros used nowhere).
7535 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
7537 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
7538 independent on TARGET_FLAGS.
7540 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
7542 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
7544 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
7546 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
7548 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
7549 LAST_REX_SSE_REG): define.
7550 (enum reg_class): Add 'LEGACY_REGS'
7551 (REG_CLASS_CONTENTS): Likewise; add extended registers.
7552 (SSE_REGNO_P): Recognize extended registers.
7553 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
7554 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
7555 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
7556 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
7557 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
7558 REG_OK_FOR_STRREG_P): Remove.
7559 (HI_REGISTER_NAMES): Add extended registers.
7560 (ADDITIONAL_REGISTER_NAMES): Likewise.
7561 (QI_REGISTER_NAMES): Add 8bit extended registers.
7562 (DEBUG_REG): Support extended registers.
7563 * i386.c (regclass_map): Add extended registers.
7564 (dbx_register-map): Likewise.
7565 (svr4_dbx_register_map): Likewise.
7566 (print_reg): Support extended registers.
7567 (print_operand): Support 64bit operands.
7569 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
7571 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
7572 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
7573 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
7574 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
7575 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
7576 STACK_BOUNDARY): Set properly for 64bits.
7577 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
7578 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
7579 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
7580 (MOVE_MAX): Set to 16.
7581 (MOVE_MAX_PIECES): 8 for 64bit.
7582 (Pmode): Set to SImode.
7584 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
7586 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
7588 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
7590 * i386.h (mask_64bit): New constant.
7591 (target_64bit): New macro.
7592 (target_options): Add '64'/'32'
7593 (target_default): Define.
7594 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
7595 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
7596 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
7598 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
7600 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
7602 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
7604 * rtlanal.c (rtx_varies_p): Check operand 0 of a
7605 LO_SUM unless for_alias is set.
7607 2001-03-08 Stan Shebs <shebs@apple.com>
7609 * objc/objc-act.c: Fix old typos in comments, add comments for
7611 (hash_init): Fix file name in error message.
7612 (hash_enter): Ditto.
7613 (hash_add_attr): Ditto.
7614 (continue_class): Ditto.
7616 2001-03-08 Bruce Korb <bkorb@gnu.org>
7618 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
7619 wait4() can receive the signal.
7621 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7623 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
7625 * fixinc/fixincl.x: Regenerate.
7627 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7629 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
7631 * fixinc/fixincl.x: Regenerate.
7633 2001-03-08 Richard Henderson <rth@redhat.com>
7635 * configure.in (HAVE_AS_LEB128): New assembler check.
7636 * configure, config.in: Rebuilt.
7638 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
7640 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
7643 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7645 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
7646 references to the MAXPATHLEN macro.
7648 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
7649 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
7652 * config/i386/xm-gnu.h, config/xm-gnu.h,
7653 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
7654 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
7655 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
7656 and/or unused files.
7658 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
7659 doing so in various xm-*.h files.
7661 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7663 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
7665 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
7667 * configure.in (enable_shared): Support per-package shared-library
7669 * configure: Rebuilt.
7671 2001-03-07 David Edelsohn <edelsohn@gnu.org>
7673 * rs6000.md (cr logic): Add original POWER mnemonic alternative
7674 for crnot. Set operands[5] in splitter.
7676 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7678 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
7679 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
7680 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
7681 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
7682 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
7683 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
7684 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
7687 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
7688 config/i370/xm-i370.h, config/i386/xm-dgux.h,
7689 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
7690 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
7691 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
7692 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
7693 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
7694 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
7695 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
7696 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
7697 Delete unused and/or empty files.
7699 * config.gcc: Define USG in xm_defines as appropriate. Define
7700 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
7701 macro. Remove deleted xm-* files from $xm_files variable.
7703 2001-03-07 Tom Tromey <tromey@redhat.com>
7705 * configure: Rebuilt.
7706 * configure.in: Allow config-lang.in to set `lang_requires' to list
7707 of other required languages.
7709 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
7711 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
7713 (output_prologue): Use xmalloc not oballoc.
7714 (output_epilog): Free a29k_first_epilogue_insn when finished.
7715 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
7717 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
7719 * builtins.c (expand_builtin_mathfn): Check
7720 flag_unsafe_math_optimizations, not flag_fast_math.
7721 (expand_builtin): Likewise
7722 * combine.c (combine_simplify_rtx): Likewise.
7723 (simplify_if_then_else): Likewise.
7724 * cse.c (fold_rtx): Likewise.
7725 * flags.h: Remove flag_fast_math. Add
7726 flag_unsafe_math_optimizations and flag_trapping_math.
7727 * fold-const.c (negate_expr): Check
7728 flag_unsafe_math_optimizations, not flag_fast_math.
7729 (invert_truthvalue): Likewise.
7730 (fold): Likewise. Before associating operands, check that
7731 code == MULT_EXPR, not code != MULT_EXPR.
7732 * ifcvt.c (noce_try_minmax): Check
7733 flag_unsafe_math_optimizations, not flag_fast_math.
7734 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
7735 * invoke.texi: Document -funsafe-math-optimizations and
7736 -fno-trapping-math. Change documentation for -ffast-math.
7737 * jump.c (reversed_comparison_code_parts): Likewise.
7738 (rtx_equal_for_thread_p): Likewise.
7739 * optabs.c (emit_conditional_move): Likewise.
7740 * simplify-rtx.c (simplify_binary_operation): Likewise.
7741 (simplify_relational_operation): Likewise.
7742 (simplify_ternary_operation): Likewise.
7743 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
7744 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
7745 Add trapping-math and unsafe-math-optimizations entries to f_options.
7746 (set_fast_math_flags): New, sets flags for -ffast-math.
7747 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
7748 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
7749 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
7751 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
7752 (alpha_emit_conditional_move): Initialize local_fast_math to
7753 flag_unsafe_math_optimizations, not flat_fast_math.
7754 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
7755 instead of setting flag_fast_math to 1.
7756 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
7758 * config/i386/i386.c (override_options): Likewise
7759 * config/i386/i386.md: Likewise.
7760 * config/m68k/m68k.md: Likewise.
7761 * config/mips/mips.md: Likewise.
7762 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
7763 (rs6000_generate_compare): Likewise.
7765 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7767 * Makefile.in: Set RANLIB to @RANLIB@.
7770 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7772 * fixinc/inclhack.def (djgpp_wchar_h): New test.
7773 * fixinc/fixincl.x: Regenerated.
7775 2001-03-07 Richard Henderson <rth@redhat.com>
7777 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
7779 2001-03-07 Richard Henderson <rth@redhat.com>
7781 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
7782 of block notes and exception handling notes.
7784 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
7785 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
7786 (compile_file): ... here.
7788 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7790 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
7792 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
7793 config.h now. Include libiberty.h to handle alloca.
7795 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7797 * c-parse.in (yylexname): New function, split out of _yylex.
7798 (objc_rid_sans_at): New table.
7799 (init_reswords): Initialize it.
7800 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
7801 retrieving the next token and checking it for significance as
7802 an ObjC keyword or string constant.
7804 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
7805 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
7807 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
7810 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
7812 * config/m68k/m68k.c (const_uint32_operand): Accept any
7813 const_int on a 32-bit host.
7815 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
7817 * objc/objc-act.c (init_objc): Set save_lang_status,
7818 restore_lang_status, and mark_lang_status.
7820 2001-03-06 Krister Walfridsson <cato@df.lth.se>
7822 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
7824 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
7826 * cppinternals.texi: Update.
7828 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7830 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7831 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
7832 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
7833 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7834 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
7835 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7836 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
7837 config/i386/xm-i386.h, config/i860/xm-i860.h,
7838 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7839 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
7840 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7841 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7842 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7843 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7844 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
7845 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7846 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
7847 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7848 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7849 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
7850 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
7851 match the defaults provided in hwint.h.
7853 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7854 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
7856 * config.gcc (xm_file): Don't set to files which are deleted.
7858 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
7859 guard this file against these macros being undefined.
7861 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7863 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
7864 and DECL_DEFER_OUTPUT on the decl we create, before calling
7865 rest_of_decl_compilation.
7867 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7869 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
7871 * configure, config.in: Regenerate.
7872 * config.gcc: Remove references to deleted files.
7874 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
7875 genrecog.c, rtl.c: Do not use alloca anywhere.
7877 * Makefile.in, build-make, system.h, config/x-interix,
7878 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
7879 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
7880 config/arc/xm-arc.h, config/arm/xm-arm.h,
7881 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7882 config/h8300/xm-h8300.h, config/i370/x-oe,
7883 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
7884 config/i386/x-ncr3000, config/i386/x-sco5,
7885 config/i386/xm-dgux.h, config/i860/x-sysv4,
7886 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
7887 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
7888 config/m68k/x-hp320g, config/m69k/x-mot3300,
7889 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
7890 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
7891 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
7892 config/m88k/x-sysv4, config/m88k/x-tekXD88,
7893 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7894 config/mips/x-iris, config/mips/x-iris3,
7895 config/mips/x-sni-svr4, config/mips/x-sysv,
7896 config/mips/xm-iris6.h, config/mips/xm-mips.h,
7897 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
7898 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
7899 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7900 config/pa/xm-papro.h, config/romp/xm-romp.h,
7901 config/rs6000/x-aix31, config/rs6000/x-aix41,
7902 config/rs6000/x-beos, config/rs6000/x-lynx,
7903 config/rs6000/x-mach, config/rs6000/x-rs6000,
7904 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
7905 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7906 config/sparc/x-sysv4, config/sparc/xm-linux.h,
7907 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
7908 config/vax/xm-vms.h: Eradicate all references to alloca and
7911 * config/xm-alloca.h, config/clipper/x-clix,
7912 config/i386/xm-sysv4.h, config/i860/x-fx2800,
7913 config/i860/x-sysv3, config/m88k/x-sysv3,
7914 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
7915 (contained only alloca related hacks).
7917 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
7920 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
7922 * invoke.texi: Document __FAST_MATH__.
7924 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7926 * crtstuff.c: Restore include of auto-host.h.
7928 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
7930 Put main() in a separate file, so that the language
7931 front-end can use a different main().
7934 * toplev.c: (main): Rename as toplev_main.
7935 * toplev.h: Declare toplev_main.
7936 * Makefile.in (OBJS): add toplev.o.
7937 (BACKEND): remove toplev.o, add main.o.
7939 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7941 * cppfiles.c (search_from): Special case the empty string.
7943 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7945 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
7946 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
7947 strlen or strcpy; we already know the length.
7948 (_cpp_compare_file_date): Similarly.
7949 * cpphash.h (struct cpp_reader): Delete done_initialising.
7950 (CPP_PREV_BUFFER): Delete.
7951 * cppinit.c (cpp_start_read): Don't set done_initialising.
7952 * cpplex.c (parse_string): Guarantee null-termination.
7953 (_cpp_equiv_toklists): Remove.
7954 * cpplib.c (glue_header_name): Null-terminate.
7955 (do_line): Don't leak memory.
7956 * cpplib.h (BT_WEAK): Delete.
7957 * cppmain.c (cb_ident): Strings are now null-terminated.
7959 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
7961 * gcc.c (convert_filename): Append executable suffix
7962 if NO_AUTO_EXE_SUFFIX is not defined.
7963 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
7964 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
7966 2001-03-03 David O'Brien <obrien@FreeBSD.org>
7968 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7969 * c-parse.gperf, c-gperf.h: Delete.
7970 (c-gperf.h was accidently re-added to the CVS repo in the rev
7971 1.16 commit by tromey)
7973 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7975 * cpplex.c (_cpp_lex_token): Don't warn about directives in
7976 macro arguments when looking for the '('.
7977 * cppmacro.c (funlike_invocation_p): Set parsing_args to
7978 2 when really parsing arguments; 1 when looking for '('.
7979 Always restore the lexer position.
7981 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7983 * longlong.h (umul_ppmm): Don't use a multiline string.
7985 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7987 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
7988 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
7989 t_bool in declaration because pcc can't combine volatile with typedef
7992 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
7994 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
7995 until when it is really needed.
7996 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
7997 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
7998 * i386.md (float?i?f splitter): Don't force source operand to memory
8000 (sse_movdfcc): Fix constraint.
8001 (sse_movdfcc splitter): Handle properly the second alternative.
8003 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8005 * cpplex.c (parse_string): Unconditionally pedwarn.
8007 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8010 * cppexp.c (parse_number): Update.
8011 * cpplex.c (parse_string): Pedwarn if multiline string does not
8012 result from a system header's macro.
8013 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
8014 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
8015 for function-like macros too.
8016 * c-lex.c (lex_number): Update.
8018 2001-03-03 Richard Henderson <rth@redhat.com>
8020 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
8022 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
8024 * combine.c (try_combine): If split with mode-changed scratch
8025 register didn't work, try the original mode.
8027 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
8029 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
8030 * config/c4x/c4x.h: Likewise.
8031 * stor-layout.c (compute_record_mode): Likewise.
8032 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
8034 2001-03-02 Zack Weinberg <zackw@stanford.edu>
8036 * configure.in: Kill tm.h. Include the files in the $tm_file
8037 list in all three of config.h, hconfig.h, tconfig.h, after the
8038 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
8039 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
8040 * configure: Regenerate.
8041 * Makefile.in (clean): Don't delete tm.h.
8043 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8044 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8045 those are not defined, set SEC and FEC to 0 and 1.
8046 * gcc.texi: Update to match.
8048 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8049 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8050 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8051 Include tconfig.h, not tm.h.
8053 * config/xm-lynx.h, config/xm-std32.h,
8054 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8055 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8056 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8057 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8058 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8059 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8060 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8061 config/i386/xm-i386.h, config/i860/xm-i860.h,
8062 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8063 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
8064 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8065 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8066 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8067 config/pa/xm-linux.h, config/pa/xm-pa.h,
8068 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8069 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
8070 config/pj/xm-pj.h, config/romp/xm-romp.h,
8071 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8072 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8073 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8074 config/v850/xm-v850.h, config/vax/xm-vax.h,
8075 config/we32k/xm-we32k.h:
8077 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
8079 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
8080 config/i370/xm-oe.h: Don't include tm.h. Don't define
8082 * config/vax/xm-vms.h: Don't include tm.h.
8084 * config/xm-lynx.h, config/avr/xm-avr.h,
8085 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
8086 Delete; made empty by above changes.
8087 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8088 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
8089 Don't include config/xm-lynx.h or tm.h.
8091 * config/xm-gnu.h: Don't include fcntl.h.
8092 * config/sparc/xm-lynx.h: Don't include sys/types.h and
8094 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
8096 2001-03-02 Richard Henderson <rth@redhat.com>
8098 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
8099 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
8101 2001-03-02 Richard Henderson <rth@redhat.com>
8103 * Makefile.in (OBJS): Add dwarf2asm.o.
8104 * dwarf2asm.c, dwarf2asm.h: New files.
8105 * dwarf2out.c (*): Use them.
8106 (size_of_uleb128, size_of_sleb128): Remove.
8107 (output_uleb128, output_sleb128): Remove.
8108 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
8109 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
8110 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
8111 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
8112 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
8113 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
8114 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
8115 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
8116 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
8117 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8118 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
8119 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
8120 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
8121 (dwarf2out_frame_debug): Remove unused variables.
8122 (output_loc_operands): Don't abort on 8 byte constants if
8123 host integers are wide enough.
8124 (output_symbolic_ref): Remove.
8125 (size_of_die): Don't assume 4 byte host integers.
8126 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
8128 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
8129 something stupid with HOST_WIDE_INT to long truncation.
8130 [CONST_DOUBLE]: Likewise.
8132 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
8133 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8134 * config/arm/unknown-elf.h: Likewise.
8135 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
8136 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
8137 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
8138 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
8139 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
8140 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
8141 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
8142 (ASM_OUTPUT_DWARF_OFFSET): Remove.
8143 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
8144 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8145 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
8146 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
8148 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8150 * cselib.c (hash_rtx): Cast enums to unsigned int.
8152 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8154 * print-rtl.c (print_rtx): Cast enums to int for comparison.
8155 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
8157 * c-format.c (C_STD_VER): Cast to int for comparisons.
8158 (check_function_format): Cast various enums to int for &.
8159 (maybe_read_dollar_number): Likewise.
8160 (check_format_info): Likewise.
8161 (check_format_info_main): Likewise.
8162 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
8163 (safe_from_p): Likewise.
8164 * varasm.c (const_hash): Cast enum to int for %.
8165 * emit-rtl.c (init_emit_once): Use int loop variable to work around
8166 pcc enum problems with < and ++ operators.
8167 * regclass.c (init_reg_sets_1): Cast enums for comparison.
8168 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
8169 (regclass_init): Change enum class to int to iterate over reg_classes.
8170 * genrecog.c (merge_trees): Cast enums for comparison.
8171 * rtl.h (GET_CODE): Cast to enum rtx_code.
8172 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
8173 (GET_MODE): Cast to enum machine_mode.
8174 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
8175 (GET_NOTE_INSN_NAME): Cast enum to int.
8176 * tree.h (TREE_CODE): Cast to enum tree_code.
8177 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
8178 * timevar.c (timevar_print): Change loop variable id from enum to
8180 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
8181 * config/i386/i386.md: Use PUT_MODE for mode assignment.
8182 * toplev.c (compile_file): Cast enum DFI to int.
8183 (decode_d_option): Likewise.
8185 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
8187 * cppinit.c (append_include_chain): Mark "after" include file name list
8188 as a system directory.
8189 * cpp.texi: Document new behavior.
8191 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
8193 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
8195 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
8197 * cppfiles.c (struct include_file): Update.
8198 (stack_include_file): Use search_from.
8199 (cpp_included, find_include_file): Update.
8200 (cpp_execute_include): Update. ptr->name may not be
8201 null terminated. Use the new search_from member variable
8203 (_cpp_compare_file_date): Similarly.
8204 (search_from): New function, similiar to actual_directory.
8205 (actual_directory): Delete.
8206 (remap_filename): Update. loc->name may not be null terminated.
8207 (struct file_name_list): Rename search_path. Update.
8208 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
8209 search_from and dir.
8210 (struct cpp_reader): Remove actual_dirs.
8211 * cppinit.c (struct cpp_pending): Update for renamed objects.
8212 (append_include_chain, remove_dup_dir, remove_dup_dirs,
8213 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
8214 * cpplib.h (struct cpp_options): Similarly.
8216 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8218 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
8219 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
8220 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8221 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8222 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8223 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8224 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8225 config/i370/xm-linux.h, config/i370/xm-mvs.h,
8226 config/i370/xm-oe.h, config/i386/xm-aix.h,
8227 config/i386/xm-i386.h, config/i386/xm-osf.h,
8228 config/i860/xm-i860.h, config/i960/xm-i960.h,
8229 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8230 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
8231 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
8232 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
8233 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
8234 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8235 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8236 config/pj/xm-pj.h, config/romp/xm-romp.h,
8237 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8238 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8239 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8240 config/v850/xm-v850.h, config/vax/xm-vax.h,
8241 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
8242 Do not define TRUE or FALSE.
8244 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
8245 empty by above change.
8246 * config.gcc: Remove references to these files.
8248 * configure.in: Detect stdbool.h.
8249 * configure, config.in: Regenerate.
8250 * system.h: Include stddef.h here if available.
8251 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
8252 Then set up a sensible boolean type at the very end.
8254 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
8255 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
8257 * hash.h: Delete 'boolean' typedef and related #undefs.
8259 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
8260 all uses of 'boolean' with 'bool'.
8262 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
8264 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
8265 * cppexp.c (lex): Cast enums for comparison.
8266 * cppinit.c (parse_option): Cast enum for comparison.
8267 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
8268 (cpp_output_token): Likewise.
8269 (cpp_can_paste): Cast enums for comparsion and plus/minus.
8270 (cpp_avoid_paste): Cast enums for minus and comparison.
8272 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8274 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
8275 field to all array elements.
8277 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8279 * cpphash.h (struct cpp_reader): Add print_version field.
8280 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
8281 just set print_version and other flags as appropriate.
8282 (cpp_post_options): Print version here if print_version is set.
8284 * toplev.c (exit_after_options): New flag.
8285 (independent_decode_option): Don't exit here; just set
8287 (main): Exit after calling lang_hooks.post_options if
8288 exit_after_options is true.
8290 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
8291 (merge_include_chains): Adjust comment to match code.
8293 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8295 * stringpool.c (set_identifier): New function.
8296 * tree.h: Prototype it.
8298 * c-parse.in: Kill D_YES. If compiled for objc, call
8299 save_and_forget_protocol_qualifiers from init_reswords.
8300 * objc/objc-act.c (remember_protocol_qualifiers,
8301 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
8302 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
8304 (save_and_forget_protocol_qualifiers): New function.
8305 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
8307 2001-03-01 Diego Novillo <dnovillo@redhat.com>
8309 * c-semantics.c (prune_unused_decls): Return error_mark_node
8310 instead of (tree) 1 to stop traversing the tree chain.
8312 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8314 Fix a problem introduced by Kenner's Feb 18 change.
8315 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
8316 flag_cse_skip_blocks only temporarily, not for ever.
8318 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
8320 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
8321 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
8323 * pa.c (emit_move_sequence): Verify operand0 is a hard register
8324 before determining its register class.
8326 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8328 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
8329 from reg 4 if current_function_calls_setjmp.
8330 (gen_nop_type): New function.
8331 (ia64_emit_nops): New function.
8332 (ia64_reorg): Call it.
8333 (ia64_sched_reorder): Move code that rotates bundles up a bit.
8335 * reload1.c (eliminate_regs_in_insn): Restrict the special case
8336 code not to try to optimize adds with anything but a REG destination.
8338 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
8339 (INSN_PRIORITY_KNOWN): New accessor macro.
8340 * haifa-sched.c (priority): Use it instead of testing priority against
8343 2001-02-28 DJ Delorie <dj@redhat.com>
8345 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
8346 since that doesn't work the way gcc wants on a generic m68k.
8348 2001-02-28 Richard Henderson <rth@redhat.com>
8350 * caller-save.c (save_call_clobbered_regs): Fix typo in
8351 comparison last change.
8353 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
8355 * i386.c (pentium4_cost): New.
8356 (m_PENT4): New macro.
8357 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
8358 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
8359 x86_integer_DFmode_moves, x86_partial_reg_dependency,
8360 x86_memory_mismatch_stall): Add Pentium4
8361 (x86_use_q_reg, x86_use_any_reg): Kill.
8362 (override_options): Add pentium4.
8363 (incdec_operand): Return 0 for pentium4.
8364 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
8365 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
8366 (TARGET_PENTIUM4): Define.
8367 (enum processor_type): Add PROCESSOR_PENTIUM4.
8368 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
8369 * i386.md (attribute "cpu"): Add pentium4.
8370 * invoke.texi (march): Add pentium4.
8372 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
8374 * i386.md (sse_mov?fcc*): New patterns and splitters.
8375 * i386.c (ix86_expand_movcc): Work post-reload; recognize
8376 the SSE based conditional moves.
8378 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
8380 * i386.md (attribute mode): Add "TI".
8381 (movsf_1): Add pxor support; remove constant propagation splitter.
8382 (movdf_integer): Likewise.
8383 (movdf_nointeger): Likewise.
8384 (movxf constant prop splitter): Handle all modes; update for SSE.
8385 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
8386 * i386.c (standard_80387_constant_p): Rewrite.
8387 (standard_sse_constant_p): New.
8388 * i386-protos.h (standard_sse_constant_p): New.
8390 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
8392 * i386.md (sse_setccsf, sse_setccdf): New.
8393 (sse_cmp* patterns): Use '%D' instead of outputtting condition
8395 * i386.c (sse_comparison_operator): Accept the supported unordered
8396 comparses; be ready for fast_math.
8397 (print_operand): Support 'D'.
8399 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
8401 * jump.c (reversed_comparison_code): Kill.
8403 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
8405 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
8408 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
8410 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
8411 add missing '%' in constraints.
8413 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
8415 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
8416 for HOST_BITS_PER_WIDE_INT == 32 too.
8418 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
8420 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
8422 (insert_save, insert_restore): New parameter save_mode.
8423 (init_caller_save): Update initialization of reg_save_code
8424 and reg_restore_code.
8425 (save_call_clobbered_regs): Compute save_modes and update calls to
8426 reg_save_code and reg_restore_code.
8427 (insert_restore): Unsignetize numbers; use save_modes to choose mode
8428 of spill; update use of reg_restore_code.
8429 (insert_save): Likewise.
8430 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8431 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8432 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
8434 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8436 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
8437 noce_try_store_flag_inc, noce_try_store_flag_mask,
8438 noce_try_cmove_arith):
8439 Use reversed_comparison_code instead of reverse_comparison and
8440 can_reverse_comparison_p.
8442 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
8444 * jump.c (reversed_comparison_code_parts): Allow reversal of
8445 unordered compares in -ffast-math mode; reverse ordered compares
8446 for FP even w/o -ffast-math.
8448 2001-02-27 Richard Henderson <rth@redhat.com>
8450 * print-rtl.c (print_rtx) [i]: Don't print field five on
8451 NOTEs other than NOTE_INSN_DELETED_LABEL.
8453 2001-02-27 Zack Weinberg <zackw@stanford.edu>
8455 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
8456 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
8458 2001-02-27 Diego Novillo <dnovillo@redhat.com>
8460 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
8461 even if walk_subtrees is 0.
8462 * c-semantics.c (prune_unused_decls): Return a non-null value to
8463 stop traversing the tree chain.
8465 2001-02-27 DJ Delorie <dj@redhat.com>
8467 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
8468 register, *then* define it as the new CFA.
8470 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
8472 * pa.c (override_options): Promote -fpic to -fPIC.
8473 (legitimize_pic_address): Simplify due to removal of
8474 small PIC as a code generation option.
8475 (secondary_reload_class): Similarly.
8476 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
8477 (PRINT_OPERAND_ADDRESS): Similarly.
8478 * pa.md (various patterns): Similarly.
8479 (small pic lo_sum pattern): Remove.
8481 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
8484 * md.texi (min, max): Document
8486 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
8488 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
8489 TARGET_PARTIAL_REG_DEPENDENCY.
8490 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
8492 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
8494 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
8496 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
8498 * mips.c (mips_make_temp_file): Fix thinko in last change.
8500 2001-02-26 Jason Eckhardt <jle@redhat.com>
8502 * combine.c (known_cond): Do not reverse the condition when
8503 SMAX/UMAX is being considered and the condition is for equality
8506 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
8508 2001-02-26 Philip Blundell <philb@gnu.org>
8510 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
8512 * config/arm/linux-elf.h: Remove historical relics related to
8513 above configurations.
8514 * config/arm/linux-oldld.h: Delete.
8515 * config/arm/linux-elf26.h: Delete.
8517 2001-02-26 Jason Merrill <jason@redhat.com>
8519 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
8521 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
8522 recognize a tentative definition. Lose obsolete code.
8524 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
8525 variables unless necessary, either.
8527 2001-02-25 Richard Henderson <rth@redhat.com>
8529 * ifcvt.c (struct noce_if_info): Add test_bb.
8530 (noce_get_alt_condition): New.
8531 (noce_try_minmax, noce_try_abs): New.
8532 (noce_operand_ok): New.
8533 (noce_process_if_block): Use them.
8534 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
8536 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
8538 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
8541 2001-02-25 Zack Weinberg <zackw@stanford.edu>
8543 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
8544 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
8546 (mips_asm_file_end): Free temp_filename here.
8548 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8550 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
8551 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
8553 * config/i386/i386.md (movstrsi): Handle FAIL case.
8555 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
8557 * cppinit.c (builtin_array): Update.
8558 (init_builtins): Flag builtins to warn if redefined or
8559 undefined. Define __GXX_WEAK as a normal macro.
8560 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
8561 * cpplib.h (NODE_WARN): New flag.
8562 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
8563 Handle __STDC__ as a builtin only on Solaris.
8564 (warn_of_redefinition): Renamed from check_macro_definition.
8565 Reverse sense of test. Always warn if NODE_WARN.
8566 (_cpp_create_definition): Use warn_of_redefinition. Flag
8567 any macro beginning with "__STDC_" to require a mandatory
8568 warning if redefined or undefined.
8570 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8572 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
8573 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
8574 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
8575 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
8576 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
8577 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
8578 Don't define any of:
8579 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
8580 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
8581 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
8582 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
8583 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
8585 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
8586 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
8589 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
8590 Delete now-empty file.
8592 * alpha/vms.h: Define NEED_ATEXIT here...
8593 * alpha/xm-vms.h: ...not here.
8595 * i386/cygwin.h: Don't define PARAMS.
8596 * mips/mips.c: Don't prototype mktemp. Don't define
8597 P_tmpdir. Use make_temp_file to create temporary files.
8598 Don't be clever and delete temporary files early.
8599 * config.gcc: Drop references to deleted files. Don't define
8601 * gcc.texi: Don't mention USE_PROTOTYPES.
8603 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8605 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
8606 (ix86_set_move_mem_attrs_1): Likewise.
8607 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
8608 * config/i386/i386.md (movstrsi): Call it.
8610 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8612 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
8613 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
8614 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
8615 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
8617 (i750a-*-*): Error here if hosting on i750a.
8618 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
8620 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
8621 Remove (empty modulo comments).
8623 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
8624 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
8625 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
8626 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
8627 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
8628 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
8630 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
8631 Remove reference to winnt.h in comment.
8632 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
8634 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8636 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
8637 used to set another biv.
8639 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8641 * tree.h (BLOCK_DEAD): New macro.
8642 (struct tree_block): New flag, dead_flag.
8643 * print-tree.c (print_node, case 'b'): Print missing fields.
8644 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
8645 * function.c (identify_blocks): Enable test for misplaced notes.
8646 (all_blocks): Skip BLOCK_DEAD blocks.
8647 * integrate.c (integrate_decl_tree): Likewise.
8649 * errors.c (internal_error, trim_filename): New functions.
8650 (fancy_abort): Call internal_error.
8651 * errors.h (internal_error, trim_filename): New declarations.
8653 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
8655 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
8657 (EXTRA_CONSTRAINT): Formatting changes.
8659 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8661 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
8663 2001-02-23 Per Bothner <per@bothner.com>
8665 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
8666 so they can be called from java/jvspec.c.
8667 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
8669 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
8671 * i386.c (ix86_frame): New structure.
8672 (ix86_compute_frame_size): Kill.
8673 (ix86_compute_frame_layout): New.
8674 (ix86_save_reg): New.
8675 (ix86_can_use_return_insn_p): Use frame layout stuff.
8676 (ix86_expand_prologue): Likewise.
8677 (ix86_expand_epilogue): Likewise.
8678 (ix86_initial_elimination_offset): Likewise.
8679 (ix86_nsaved_regs): Use ix86_save_reg.
8680 (ix86_emit_save_regs): Likewise.
8682 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
8684 * flow.c (find_sub_basic_blocks): New function.
8685 (split_block): Be ready for basic block introduced by CODE_LABEL.
8686 (commit_one_edge_insertion): Call find_sub_basic_block.
8688 * flow.c (make_edges): Add edge from entry for blocks starting with
8689 label having ALTERNATE_NAME
8691 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
8693 * function.c (epilogue_done): Be ready for first basic block not
8694 containing PROLOGUE_END note.
8695 (reposition_prologue_and_epilogue_notes): Avoid placing
8696 PROLOGUE_END note between BASIC_BLOCK.
8698 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
8700 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
8702 2001-02-21 DJ Delorie <dj@redhat.com>
8704 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
8705 check for current_function_has_nonlocal_goto from 1999-11-12.
8707 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8709 * diagnostic.c (trim_filename): No longer static.
8710 * toplev.h (trim_filename): Declare.
8711 * rtl.c (rtl_check_failed_bounds): Call internal_error.
8712 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
8713 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
8714 (rtvec_check_failed_bounds): Likewise.
8715 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
8717 * convert.c (convert_to_integer): Don't do unsigned unless result or
8718 both inputs are unsigned.
8720 * fold-const.c (fold_convert): Don't call size_int_type_wide if
8723 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
8725 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
8727 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
8729 * Makefile.in (resource.o): Add params.h dependence.
8730 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
8731 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
8732 * resource.c: Add dependence on params.h.
8733 (current_live_regs): Fix explanatory comment.
8734 (find_basic_block): Add new parameter to permit limiting search
8736 (mark_target_live_regs): Add new argument to find_basic_block call.
8737 (incr_ticks_for_insn): Likewise.
8739 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8741 * diagnostic.c (output_to_stream): Rename to
8742 output_buffer_to_stream. Loses the stream parameter.
8743 (init_output_buffer): Set diagnosic_buffer's stream.
8744 (flush_diagnostic_buffer): Adjust.
8745 (default_print_error_function): Likewise.
8746 (finish_diagnostic): Likewise.
8747 (verbatim): Likewise.
8749 * diagnostic.h (struct output_buffer): Add `stream' field.
8750 (output_buffer_attached_stream): New macro.
8752 2001-02-23 Jakub Jelinek <jakub@redhat.com>
8754 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
8755 check if either operand is divisible by C.
8756 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
8757 If type is signed, consider negative numbers as well.
8759 2001-02-22 Richard Henderson <rth@redhat.com>
8761 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
8762 reach .text instead of gp-relative relocs.
8763 * config/ia64/crtend.asm (.init): Likewise.
8765 2001-02-22 Andreas Jaeger <aj@suse.de>
8767 * extend.texi (C++ Attributes): Fix typo.
8769 2001-02-21 David Mosberger <davidm@hpl.hp.com>
8771 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
8772 functions, drop current_function_args_info.words test.
8773 (ia64_compute_frame_size): Mark syscall_linkage functions as
8774 using eight input registers.
8776 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
8777 Bruce Korb <bkorb@gnu.org>
8779 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
8780 * fixinc/README: Document how to convert sed substitutions
8781 to format style c_fix-es.
8782 * fixinc/fixincl.x: regen
8784 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
8786 * gcc.c: Add comment explaining how to add a command-line option.
8787 Add title to specs language comment.
8789 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8791 * gcc.c (cc1_options): Add "-param".
8792 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
8793 (option_map): Likewise.
8794 * toplev.c (display_help): Add entry for "--param".
8795 (independent_decode_option): Fix typographical error.
8797 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
8798 Bernd Schmidt <bernds@redhat.com>
8799 Jan Hubicka <jh@suse.cz>
8801 * i386.c (function_arg_advance): Pass SSE arguments in registers.
8802 (function_arg): Likewise.
8804 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
8806 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
8808 2001-02-21 Kazu Hirata <kazu@hxi.com>
8810 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
8814 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
8816 * flow.c (init_propagate_block_info): Canon address and use single_set
8817 for killing dead memory stores.
8819 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8821 * Makefile.in (reorg.o): Add params.h dependence.
8822 * params.def: Fix typographical error in comment.
8823 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8824 * params.h: Modify introductory comment.
8825 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8826 * reorg.c: Add dependence on params.h.
8827 (redundant_insn): Add parameterized throttle for search.
8828 (fill_simple_delay_slots): Add a comment explaining a variable.
8829 Move conditional out of loop, simplifying code.
8830 (fill_eager_delay_slots): Fix typographical error in comment.
8832 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
8834 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
8836 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
8837 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
8839 2001-02-21 Jason Merrill <jason@redhat.com>
8841 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
8842 (struct tree_decl): Add uninlinable bitfield.
8843 * c-decl.c (duplicate_decls): Set it.
8844 * integrate.c (function_cannot_inline_p): Check it.
8846 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
8847 DW_AT_MIPS_linkage_name to abstract methods.
8848 (dwarf2out_abstract_function): Emit class context before calling
8849 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
8850 (gen_subprogram_die): Remove obsolete code.
8851 (gen_member_die): Don't include clones in the member list.
8852 (gen_decl_die): Emit abstract info for clone origin.
8853 * dwarfout.c (output_type): Don't include clones in the member list.
8854 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
8855 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
8856 DECL_ABSTRACT on a function that already has it set.
8858 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
8859 (get_subprogram_die): Pass it in.
8861 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
8863 * flow.c (mark_set_1): Make not_dead unsigned long. For
8864 non-pseudos, use it as a bitmask of the hard regs that
8867 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
8869 * cppfiles.c: Update comments.
8870 (_cpp_read_file): Don't check for NULL filenames any more.
8871 * cppinit.c (cpp_start_read): Don't do canonicalization of
8872 in_fname and out_fname. Use the passed file name exclusively.
8873 (_cpp_handle_options): Don't treat "-" as a command line option,
8874 but as a normal filename.
8875 (_cpp_post_options): Canonicalize in_fname and out_fname.
8876 * cppmain.c (printer_init): Don't check out_fname for NULL.
8877 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
8878 (init_c_lex): Update, and use "" to represent stdin to CPP.
8881 2001-02-20 Will Cohen <wcohen@redhat.com>
8883 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
8884 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
8885 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
8888 2001-02-20 Stan Shebs <shebs@apple.com>
8890 * config/rs6000/rs6000.c (output_cbranch): Output branches
8891 on separate lines instead of using ';' to separate.
8893 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
8895 * cppinit.c (set_lang): Move builtin handling to...
8896 (init_builtins): ...here.
8897 (_cpp_create_reader): Move call to set_lang.
8899 2001-02-20 Mark Mitchell <mark@codesourcery.com>
8901 * stmt.c (expand_return): If an attempt is made to return the
8902 error_mar_node, treat the return like a return without a value.
8904 2001-02-19 Zack Weinberg <zackw@stanford.edu>
8906 * sibcall.c (skip_copy_to_return_value): Call
8907 identify_call_return_value here, and return orig_insn if it
8908 returns zero. Hardret and softret arguments now unnecessary.
8909 (call_ends_block_p): Don't call identify_call_return_value here.
8911 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
8913 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
8914 * ggc.h (ggc_mark_if_gcable): Delete prototype.
8916 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
8918 * pa.c (move_operand): Accept code to load the address of a
8919 symbol out of the DLT as a valid move operand.
8920 (print_operand, case 'A'): New to handle generating a DLT
8921 reference for a LO_SUM expression.
8922 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
8923 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
8925 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
8927 * README, cpp.texi, gcc.texi, version.c: Update version number to
8929 * cpp.1, gcov.1, gcc.1: Regenerate.
8931 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
8933 * cppfiles.c (stack_include_file): Generate dependencies
8934 here, and manage include_count here too.
8935 (PRINT_THIS_DEP): Delete.
8936 (_cpp_execute_include): Do not generate dependencies here,
8937 apart from the case of a missing header. Do not manage
8939 (_cpp_read_file): Leave dependency generation to
8942 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
8944 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
8945 target_cpu_default. Remove dead assignment to
8948 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
8950 * regclass.c (contains_reg_of_mode): Make global.
8951 (init_reg_sets): Remove contains_reg_of_mode; take into account
8952 CLASS_MAX_NREGS when looking for the proper mode.
8953 (dump_regclass): Dump only classes considered for the pseudo.
8954 (regclass): Use contains_reg_of_mode.
8956 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
8958 * gcc.c (do_spec_1): 'n' for printing notices.
8959 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
8961 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
8963 * reg-stack.c (next_flags_user): Use current_block->end
8964 (swap_rtx_condition): Look for next user if flags don't die;
8965 give up on CALL_INSNs; use current_block->end.
8967 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8969 * sibcall.c (call_ends_block_p): New function.
8970 (optimize_sibling_and_tail_recursive_call): Use it.
8972 2001-02-18 Kazu Hirata <kazu@hxi.com>
8974 * config/h8300/h8300.md: Update copyright.
8975 (andsi3): Do not output an extra newline character.
8977 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8979 * toplev.c (note_deferral_of_defined_inlined_function): Argument
8980 FNDECL may be unused.
8982 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
8983 follow jumps after first run.
8984 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
8985 it doesn't change any jumps.
8987 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
8989 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
8990 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
8991 (mostlyclean): Corresponding changes.
8992 * rtlanal.c (hard-reg-set.h): Include.
8993 (rtx_unstable_p): Do not treat the argument pointer specially
8994 if it is not a fixed register.
8995 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
8997 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8999 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9000 against last real insn in basic block.
9001 Rework to avoid gotos.
9003 * Makefile.in (gcse.o): Now includes ggc.h.
9004 * gcse.c: Include ggc.h.
9005 (want_to_gcse_p): Verify expression can be in SET as valid insn.
9006 (try_replace_reg): Remove warning of uninitialize variable.
9007 (process_insert_insn): Call invalid_insn_p to validate insn.
9008 * recog.c (insn_invalid_p): Now global.
9009 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
9010 * recog.h (insn_invalid_p): New declaration.
9012 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
9014 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
9015 assignments from FP constants since 'Y' output code can't handle it.
9016 (eligible_for_sibcall_delay): Likewise.
9018 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
9019 Call fancy_abort directly, passing args.
9020 (print_rtl_and_abort): Now a macro, like fancy_abort.
9022 * final.c (output_operand_lossage): Use internal_error, not error.
9024 2001-02-18 Shane Nay <shane@agendacomputing.com>
9026 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
9027 structure shift insns.
9029 2001-02-18 Mark Mitchell <mark@codesourcery.com>
9031 * invoke.texi (-fsquangle): Remove documentation.
9032 (-fname-mangling-version): Likewise.
9034 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
9036 * optabs.c (expand_abs): Remove reference to
9037 HAVE_contitional_arithmetic.
9038 * combine.c (simplify_set): Likewise.
9040 2001-02-18 Richard Henderson <rth@redhat.com>
9042 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9045 2001-02-18 Richard Henderson <rth@redhat.com>
9047 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9049 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9051 * reload1.c (reload_cse_simplify_set): Fix typo.
9053 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9055 * diagnostic.c (_fatal_insn): Decrement errorcount.
9057 * invoke.texi (-I): Add note avoiding use for system header files.
9059 * rtl.h (add_clobbers): Remove duplicate declaration.
9060 * recog.h (added_clobbers_hard_reg_p): New declaration.
9061 * genemit.c (struct clobber_pat): New field has_hard_reg.
9062 (gen_insn): Record if added clobbers clobber hard reg.
9063 (gen_split): Avoid unused warning if number of operands is 0.
9064 (output_added_clobbers_hard_reg_p): New function.
9067 2001-02-18 Alan Modra <alan@linuxcare.com.au>
9069 * pa.c (hppa_expand_prologue): Simplify code storing return
9070 pointer. For large (>=8k) frames with a post_store, adjust stack
9071 pointer by 8k-64 first rather than by 64. When testing with
9072 VAL_14_BITS_P, always use the actual value rather than the value
9073 negated. Add blockage to prevent scheduling of spills before
9074 stack frame has been created.
9075 (hppa_expand_epilogue): Simplify code loading return pointer.
9076 Allow a slightly larger range for merge_sp_adjust_with_load case.
9077 When testing with VAL_14_BITS_P, always use the actual value.
9079 * pa.c (pa_adjust_insn_length): Check that block move
9080 pattern is a set before looking at operands.
9082 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9084 * fold-const.c (fold_binary_op_with_conditional_arg): New
9085 function, split out from ...
9087 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
9088 conditional arms that throw exceptions.
9090 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
9093 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9095 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
9096 define HAVE_DECL_* to 1 to mask potential backup declarations.
9097 * configure: Regenerated.
9099 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9101 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
9103 2001-02-17 Richard Henderson <rth@redhat.com>
9105 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
9106 when replacing a memory load with a register.
9108 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9109 Jan Hubicka <jh@suse.cz>
9111 * recog.c (validate_replace_src_1): New.
9112 (validate_replace_src_data): Likewise.
9113 (validate_replace_src): Use note_uses.
9114 * rtl.h (note_uses): Declare.
9115 * rtlanal.c (note_uses): New.
9117 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
9119 * reg-stack.c (stack_def): Make field reg unsigned.
9120 (remove_regno_note): Unsignetize parameter.
9122 2001-02-16 Jes Sorensen <jes@linuxcare.com>
9124 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
9125 shladd_operand() call.
9127 2001-02-16 Bruce Korb <bkorb@gnu.org>
9128 Rodney Brown <RodneyBrown@mynd.com>
9130 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
9131 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
9132 machine restrictions
9133 * fixinc/fixincl.x: regen
9135 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9137 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
9139 (hash_scan_insn): Clean up calls to hash_scan_set.
9140 (compute_kill_rd): REGNO now unsigned.
9141 (try_replace_reg): Rework to use simplify_replace_rtx.
9142 (cprop_jump, cprop_cc0_jump): Likewise.
9143 (cprop_insn): Call find_reg_equal_equiv_note.
9144 Reflect changes to cprop_jump and cprop_cc0_jump.
9146 * recog.c (validate_replace_src): Replace in operands of
9147 ZERO_EXTRACT in SET_DEST.
9149 * cse.c (new_label_ref): New variable.
9150 (insert): Set it instead of recorded_label_ref.
9151 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
9152 CODE_LABEL for this function, and not already in REG_LABEL note.
9154 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
9156 * resource.c (mark_referenced_resources): Fix typo in introductory
9158 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
9161 2001-02-16 Jason Merrill <jason@redhat.com>
9163 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
9165 (gen_subprogram_die): Don't abort on seeing a second definition if
9166 the previous one was abstract. Don't replace an abstract instance
9167 in the lookup table.
9169 * dwarf2out.c (dwarf2out_abstract_function): Rename from
9170 gen_abstract_function.
9171 * dwarf2out.h: Declare it.
9172 * toplev.c (note_outlining_of_inline_function): New fn.
9173 * toplev.h: Declare it.
9174 * integrate.c (output_inline_function): Call it.
9175 * c-decl.c (duplicate_decls): Call it when redefining an extern
9176 inline. Don't inline the new defn.
9178 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
9180 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9182 * .gdbinit: Rename to gdbinit.in.
9183 * gdbinit.in: New file,
9184 * configure.in: Generate .gdbinit from gdbinit.in.
9185 * configure: Regenerated.
9186 * Makefile.in (distclean): Always remove .gdbinit.
9188 2001-02-16 Jakub Jelinek <jakub@redhat.com>
9190 * objc/objc-act.c (start_class): Register implemented_classes with
9193 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
9195 * cppfiles.c (_cpp_make_system_header): Generate a file
9198 2001-02-15 Jim Meyering <meyering@lucent.com>
9200 * Makefile.in (install-common): Don't depend on installdirs here.
9201 Instead, make each of the lang.install-common targets (e.g.,
9202 c++.install-common in cp/Make-lang.in) depend on it.
9203 (install-driver): Depend on installdirs.
9205 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9207 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
9209 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
9212 2001-02-15 Mark Mitchell <mark@codesourcery.com>
9214 * invoke.texi (--param): Document.
9216 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
9218 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
9220 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
9222 * i386.md (extendsfdf2_2): Fix constraints.
9224 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
9226 * i386.md (fop_df_3 splitter): Fix operand number.
9228 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
9230 * invoke.texi (-mreg-alloc): Nuke.
9231 * i386.c (ix86_reg_alloc_order, regs_allocated,
9232 order_regs_for_local_alloc): Nuke.
9233 (override_options): Kill reg_alloc code.
9234 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
9235 (REG_ALLOC_ORDER): SSE goes before I387.
9236 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
9237 (ix86_reg_alloc_order): Likewise.
9238 * i386-protos.h (ix86_reg_alloc_order): Kill.
9240 2001-02-14 Richard Henderson <rth@redhat.com>
9242 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
9244 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
9246 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
9248 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
9250 * i386-protos.h (ix86_memory_move_cost): Move offline.
9251 * i386.c (ix86_register_move_cost): Compute properly cost of
9252 SSE, MMX and i387 instructions.
9253 (*_cost): Add costs of SSE/MMX moves.
9254 (ix86_memory_move_cost): Move offline from ....; Likewise.
9255 * i386.h (MEMORY_MOVE_COST): .... here;
9256 (struct processor costs): Add new fields to represent costs
9259 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
9261 * regclass.c (init_reg_sets_1): Reinstall the optimization of
9262 move_cost together with Matt Kraai's fix.
9264 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9266 * Makefile.in (OBJS): Add params.o.
9268 2001-02-14 Richard Henderson <rth@redhat.com>
9269 DJ Delorie <dj@redhat.com>
9271 * jump.c (jump_optimize_1): When we delete a conditional jump
9272 preceeding a non-conditional jump to effectively the same place,
9273 make sure that the combined jump skips any clobber insns between
9276 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9278 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
9280 2001-02-14 Mark Mitchell <mark@codesourcery.com>
9282 * Makefile.in (toplev.o): Depend on params.h.
9283 (intergate.o): Likewise.
9284 (params.o): New target.
9285 * flags.h (inline_max_insns): Remove.
9286 * integrate.c: Include params.h.
9287 Use MAX_INLINE_INSNS instead of inline_max_insns.
9288 * params.c: New file.
9289 * params.h: Likewise.
9290 * params.def: Likewise.
9291 * toplev.c: Include params.h.
9292 (lang_independent_params): New variable.
9293 (decode_f_option): Use the param machinery instead of setting
9295 (independent_decode_option): Handle "--param name=value".
9296 (main): Register language-independent parameters.
9298 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
9300 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
9302 2001-02-14 Richard Henderson <rth@redhat.com>
9304 * regclass.c (init_reg_sets_1): Revert last two changes.
9306 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9308 * stor-layout.c (is_pending_size, put_pending_size): New functions.
9309 (variable_size): Call put_pending_size.
9310 * tree.h (is_pending_size, put_pending_size): Add prototypes.
9311 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
9312 sizes list, put newly created SAVE_EXPR there as well.
9314 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9316 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
9317 (errata_find_address_regs): load_group has only 2 entries.
9318 (errata_emit_nops): Likewise. shladd is not problematic.
9319 Clear last_group if nop was emitted.
9320 (fixup_errata): load_group has only 2 entries.
9323 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
9325 * c-lex.c (lex_number): Only warn traditionally for U suffix
9326 outside system macros.
9327 * cppexp.c (parse_number): Similarly.
9328 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
9329 * cppmacro.c (struct cpp_macro): New member node.
9330 (parse_args): Only warn about missing rest args if not
9332 (funlike_invocation_p): Similarly for uninvoked funlike macros.
9333 (cpp_sys_objmacro_p): New.
9334 (_cpp_create_definition): Store the node with the macro defn.
9335 Remember if the macro is defined in a system header.
9337 2001-02-13 DJ Delorie <dj@redhat.com>
9339 * configure.in (check_languages): determine languages to check
9340 * Makefile.in (check-c++): alias for check-g++
9341 (check-f77): alias for check-g77
9342 (CHECK_TARGETS): depend on configured languages
9344 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
9346 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9347 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9348 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9349 (sqrtextendsfdf2): Disable for SSE2.
9351 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9353 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9354 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9355 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9356 (sqrtextendsfdf2): Disable for SSE2.
9358 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
9360 * i386.md (movsfcc_1): Support integer cmove instruction.
9361 (movdfcc_1): Likewise; new splitter.
9363 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
9365 * i386.c (output_fp_compare): Support SSE.
9366 (prepare_fp_compare_args): SSE comparisons always support memory.
9367 * i386.h (TARGET_CMOVE): SSE imply cmove.
9368 * i386.md (cmp?f2): Enable for SSE too.
9369 (cmpfp_i*): Support SSE.
9371 (cmpfp_i_sse_only): New.
9372 (s*, b* fp expanters): Enable for SSE too.
9373 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
9376 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
9378 * regclass.c (init_reg_sets_1): Silence warning.
9380 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
9382 * i386.md (sqrt?f2): Change to expander.
9383 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
9385 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9387 * rtlanal.c (find_reg_equal_equiv_note): New function.
9388 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
9389 (simplify_gen_relational, simplify_replace_rtx): Likewise.
9390 * rtl.h: Add declarations for above functions.
9392 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
9394 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
9396 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
9397 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
9398 * flow.c (mark_regs_live_at_end): Likewise.
9399 (calculate_global_regs_live): Likewise.
9400 * gcse.c (compute_hash_table): Likewise.
9401 (compute_kill_rd): Likewise.
9402 * resource.c (mark_target_live_regs): Likewise.
9403 * rtl.h (INVALID_REGNUM): New macro.
9405 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
9407 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
9409 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
9411 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
9414 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
9416 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
9418 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
9419 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
9420 (fop_sf_1_sse, fop_df_1_sse): New patterns
9421 (fop_*): Disable float_extend and float patterns for SSE compilation.
9422 * i386.c (output_387_binary_op): Support SSE.
9424 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
9426 * i386.md (dummy_extendsfdf2): Support SSE2
9427 (extendsfdf2): Enable if 80387 or SSE2.
9428 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
9429 and no MIX_I387_SSE2
9430 (extendsfdf2_1_sse_only): New pattern.
9431 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
9433 (truncdfsf2_1): Support SSE.
9434 (truncdfsf2_2): Support SSE.
9435 (truncdfsf2_2_1_sse): New pattern.
9436 (fixtruncsfsi2): Always use SSE if available.
9437 (fix_truncsfsi_sse): New pattern.
9438 (fix_truncdfsi_sse): New pattern.
9439 (floatsis?f2): Support SSE.
9440 (floatsidf2_i387): New pattern.
9441 (floatsidf2_sse): Likewise.
9443 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9445 * configure.in: Use "have_gnat" variable, not "gnat".
9446 * configure: Regenerated.
9448 * config/sparc/sparc.c (function_value): Treat all non-record
9449 aggregate types like used to treat UNION_TYPE.
9451 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
9453 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
9454 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
9456 (MASK_MIX_SSE_I387): New.
9457 (TARGET_SSE): SSE2 imply SSE.
9458 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
9459 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
9460 (enum reg_class): Add new classes.
9461 (REG_CLASS_NAMES): Likewise.
9462 (REG_CLASS_CONTENTS): Likewise.
9463 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
9464 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
9465 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
9466 (CLASS_MAX_NREGS): Use new macros.
9467 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
9468 * i386.md (pushsf, movsf): Support SSE.
9469 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
9470 splitters to use ANY_FP_REGNO_P.
9471 (movdf_nointeger, movdf_integer): Likewise.
9473 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9475 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
9476 (try_combine): Use it.
9478 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
9480 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
9481 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
9482 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
9483 (REGISTER_MOVE_COST): Likewise.
9484 * i386-protos.h (ix86_secondary_memory_needed,
9485 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
9486 * i386.c (ix86_secondary_memory_needed,
9487 ix86_preferred_reload_class, ix86_register_move_cost): New function.
9489 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
9491 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
9492 (HARD_REGNO_MODE_OK): Move offline to ....
9493 * i386.c (ix86_hard_regno_mode_ok) ... here;
9494 refuse all incorrect modes.
9495 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
9497 2001-02-13 Richard Henderson <rth@redhat.com>
9499 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
9500 entire operator; replicate that and match_dup the operands.
9501 (cmp_ccx_arith_op_set): Likewise.
9502 (cmp_cc_arith_op_not_set): Likewise.
9503 (cmp_ccx_arith_op_not_set): Likewise.
9505 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9507 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
9509 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9511 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
9512 (TARGET_NO_BITFIELD_WORD): New macro.
9513 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
9514 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
9516 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9518 * cselib.c: New file, from simplify-rtx.c.
9519 * simplify-rtx.c: Remove cselib parts.
9520 * Makefile.in: Add cselib.o.
9522 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9524 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
9525 (setup_incoming_varargs): Remove warning.
9527 * config/rs6000/rs6000.c (validate_condition_mode): When
9528 flag_fast_math, allow floating-point conditionals to be reversed.
9529 (rs6000_generate_compare): When flag_fast_math, don't generate
9530 cror operations for FP conditionals.
9532 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
9534 (ASM_SPEC): Likewise.
9535 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
9536 (CC1_SPEC): Likewise.
9537 (LINK_TARGET_SPEC): Likewise.
9538 (CPP_ENDIAN_SPEC): Likewise.
9539 * Makefile.in (check-consistency): New target.
9541 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
9543 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
9544 "return type defaults" warning for functions with return type
9546 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
9547 function declarations by default rather than only when pedantic.
9549 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
9551 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
9554 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9556 * extend.texi (Deprecated): Deprecate new initializer lists.
9558 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9560 * mkdeps.c (deps_add_default_target): Robustify. Add
9561 basename component only.
9562 * cpp.texi (-M): Describe how default target is generated.
9563 * invoke.texi (-M): Likewise.
9565 2001-02-12 Kazu Hirata <kazu@hxi.com>
9567 * toplev.c (push_float_handler): Remove.
9568 (pop_float_handler): Remove.
9569 * toplev.h: Remove prototypes for the above functions.
9571 2001-02-12 Jakub Jelinek <jakub@redhat.com>
9573 * c-common.c (constant_fits_type_p): New function.
9574 (convert_and_check): Use it.
9576 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9578 * Makefile.in (GXX_ABI_FLAG): Don't define.
9579 * configure.in (--enable-new-gxx-abi): Remove option.
9580 * config.in: Regenerated.
9581 * configure: Likewise.
9583 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
9585 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
9587 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
9588 regular basic block, and arrange for all edges into it to switch
9591 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9593 * Makefile.in (distclean): Do not remove .gdbinit.
9595 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9597 * Makefile.in (gcc.o): Fix typos.
9598 (protize.o): Likewise.
9599 (unprotoize.o): Likewise.
9601 2001-02-11 Richard Henderson <rth@redhat.com>
9603 * tree.c (build1): Check for null operand in last change.
9605 2001-02-11 Richard Henderson <rth@redhat.com>
9607 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
9608 (fold): Don't assume a constant isn't foldable.
9609 * tree.c (build): Set TREE_CONSTANT for an expression with no
9610 side-effects and constant operands.
9613 2001-02-10 Richard Henderson <rth@redhat.com>
9615 * jump.c (squeeze_notes): Revert 2000-05-12 change.
9617 2001-02-10 Anthony Green <green@redhat.com>
9619 * cpp.texi (Standard Predefined): Add documentation for
9622 * c-common.c (combine_strings): Improve warning message.
9624 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
9626 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
9628 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
9630 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
9632 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
9635 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
9637 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
9640 2001-02-09 Nick Clifton <nickc@redhat.com>
9642 * config/arm/arm.md: Change output contraint on post inc
9643 load/store multiple patterns to be a read/write contraint.
9645 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
9647 * gcc.c (cpp_options): Delete .d files on error. Don't delete
9648 .o files when using the -M options.
9650 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9651 David Edelsohn <edelsohn@gnu.org>
9653 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
9654 handle DImode constants. Use one TOC entry for SImode and smaller
9655 constants, aligned properly.
9657 2001-02-08 Jason Merrill <jason@redhat.com>
9659 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
9660 about the SP adjustment for saving the static chain pointer.
9661 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
9662 offset when setting a temporary CFA register.
9664 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
9666 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
9667 powerpc-*-chorusos* .
9668 * config/rs6000/chorus.h : New file.
9669 * config/i386/chorus.h : New file.
9670 * config/sparc/chorus.h : New file.
9671 * config/sparc/t-chorus-elf : New file.
9673 2001-02-08 David Edelsohn <edelsohn@gnu.org>
9675 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
9676 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
9677 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
9678 (__WCHAR_TYPE__): Correct macro name.
9680 2001-02-08 Richard Henderson <rth@redhat.com>
9682 * config/i386/i386.c (ix86_frame_pointer_required): New.
9683 (ix86_setup_frame_addresses): New.
9684 (struct machine_funciton): Add accesses_prev_frame.
9685 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
9686 ix86_frame_pointer_required.
9687 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
9688 (SETUP_FRAME_ADDRESSES): New.
9689 * config/i386/i386-protos.h: Update.
9690 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
9691 from FRAME_POINTER_REQUIRED.
9692 * config/i386/svr3gas.h: Likewise.
9693 * config/i386/sysv3.h: Likewise.
9694 * config/i386/v3gas.h: Likewise.
9696 2001-02-08 Richard Henderson <rth@redhat.com>
9698 * config/sparc/sparc.c (function_arg_record_value_3): Fix
9699 calculation of the number of integer registers required.
9700 (function_arg_record_value): Likewise.
9702 2001-02-08 Jason Merrill <jason@redhat.com>
9704 * diagnostic.c (internal_error): Say "confused" after 1 error, not
9705 two. Print file and line with "confused" message.
9707 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
9709 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9711 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
9713 2001-02-08 Bernd Schmidt <bernds@redhat.com>
9715 * final.c (cleanup_subreg_operands): The address of a MEM can
9718 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
9721 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
9723 * gcc.texi (Incompatibilities): Update documentation of
9724 preprocessing numbers.
9726 2001-02-07 Jakub Jelinek <jakub@redhat.com>
9728 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
9730 2001-02-07 Mark Mitchell <mark@codesourcery.com>
9732 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
9734 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
9735 * gcc.c (struct compiler): Add cpp_spec field.
9736 (input_file_compiler): New variable.
9737 (do_spec_1): Allow a particular compiler to handle `%C'
9739 (main): Store the current compiler in input_file_compiler.
9740 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
9742 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
9744 * cpphash.h (struct spec_nodes): Add n_true and n_false.
9745 * cppinit.c (cpp_create_reader): Initialize them.
9746 (append_include_chain): cxx_aware arg might be unused.
9747 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
9748 keywords and give them their phase 7 meaning. Pedwarn about
9749 this unless '__bool_true_false_are_defined' is defined.
9751 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9753 * lcm.c (optimize_mode_switching): Emit mode_set before the
9754 JUMP_INSN of an abnormal edge.
9756 2001-02-07 Bernd Schmidt <bernds@redhat.com>
9758 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
9759 a scheduling barrier at the end.
9761 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
9763 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9765 * config/sh/sh.md (reload_outsf): Removed.
9766 (movsf_ie): Introduce constraints for FPUL loads and stores.
9767 (reload_insf): Broaden the output constraint.
9769 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
9771 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
9772 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
9774 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
9776 * final.c: Revert my previous changes.
9777 * output.h: Make profile_label_no extern.
9778 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
9779 for generating label.
9781 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
9783 * config/i386/djgpp.h: Add comments about standard paths.
9784 (MD_EXEC_PREFIX): Undefine before defining.
9785 (MD_STARTFILE_PREFIX): New.
9787 2001-01-30 Bruce Korb <bkorb@gnu.org>
9789 fixinc/fixincl.c(process): Emit error message only if appropriate :)
9790 (load_file): do not rely on load_file_data() to close file pointer
9791 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
9792 fixinc/inclhack.def(irix_limits_const): add test_text
9794 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9796 * cppexp.c (parse_defined): Improve diagnostics for invalid
9799 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9801 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
9803 2001-02-06 Mark Mitchell <mark@codesourcery.com>
9805 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
9806 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
9807 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
9808 (rs6000_output_symbol_ref): New function.
9809 (output_toc): Use VTABLE_NAME_P.
9811 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9813 * print-tree.c (print_node, case PARM_DECL):
9814 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
9816 * stor-layout.c (reference_types_internal): New variable.
9817 (internal_reference_types): New function.
9818 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
9819 * tree.h (internal_reference_types): New declaration.
9821 * cse.c (find_best_addr): Fix typo in computing cost.
9823 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9825 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
9826 and this is the sum of a pointer and a constant, we know the result
9828 (num_sign_bit_copies, case PLUS): Likewise.
9829 * explow.c (convert_memory_address): Remove opposite SUBREG.
9830 * function.c (instantiate_new_reg): New function (from common code).
9831 (instantiate_virtual_regs_1): Call it.
9832 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
9833 if pointers sign- or zero-extend.
9834 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
9835 If pointers extend unsigned, use inside of SUBREG.
9836 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
9838 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
9840 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
9841 subdir of gcc_gxx_include_dir.
9842 (gcc_gxx_target_include_dir): Remove.
9844 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
9846 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
9847 (dwarf2out_frame_debug_expr): Revise introductory comments to add
9848 a high-level description.
9850 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
9852 * final.c: Move the declaration of profile_label_no to ...
9853 * output.h: ... here.
9854 * function.c (expand_function_start): Call PROFILE_HOOK.
9855 * config/rs6000/aix.h: Define PROFILE_HOOK.
9856 * config/rs6000/rs6000-protos.h: output_profile_hook new.
9857 * config/rs6000/rs6000.c (output_profile_hook): Define.
9858 (output_prolog): Do nothing for ABI_AIX as it is taken care by
9859 output_profile_hook.
9860 tm.texi : Explain new macro PROFILE_HOOK.
9862 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
9864 * extend.texi (Extended Asm): Do not say that semicolon is always
9865 a valid line-breaking character for GNU assemblers. Use
9866 newline-tab as the most commonly supported syntax. Use
9867 newline-tab rather than semicolon in multi-insn examples.
9869 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9871 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
9873 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9874 David Edelsohn <edelsohn@gnu.org>
9876 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
9877 code for AIX, even without flag_pic.
9879 2001-02-05 Jakub Jelinek <jakub@redhat.com>
9881 * c-typeck.c (common_type): push and pop binding level around
9882 calling common_type on function parameters.
9884 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
9886 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
9888 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9890 * config/mips/mips.c (override_options): Fix typo in last change.
9891 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
9892 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
9894 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
9896 * invoke.texi (-fdump-class-layout): Document.
9897 (-fdump-translation-unit): Use `=' as filename separator.
9899 2001-02-05 Mark Mitchell <mark@codesourcery.com>
9901 * Makefile.in (s-mlib): Don't build multilibs if
9903 (DRIVER_DEFINES): Adjust accordingly.
9905 (protoize.o): Likewise.
9906 (unprotoize.o): Likewise.
9907 * configure.in: Recognize --enable-multilib.
9909 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9911 * Makefile.in (DRIVER_DEFINES): Fix quoting.
9913 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
9914 * configure.in: Remove --enable-libstdcxx_v3 support.
9915 * configure: Regenerated.
9917 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9919 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
9920 Call abort instead of fatal.
9921 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
9922 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
9923 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
9924 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
9925 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
9926 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
9928 * diagnostic.h (set_internal_error_function): Renamed.
9929 * toplev.h (internal_error): Renamed from fatal.
9930 (pfatal_with_name): Deleted.
9931 (fatal_io_error): Now has printf-style arguments.
9932 * diagnostic.c (pfatal_with_name): Deleted.
9933 (fatal_io_error): Rework to have args in printf-style.
9934 (set_internal_error_function): Renamed from set_fatal_function.
9935 (internal_error): Renamed from fatal.
9936 (error_recursion, fancy_abort): Call internal_error instead of fatal.
9937 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
9938 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
9939 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
9940 * flow.c (verify_flow_info): Likewise.
9941 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
9942 * config/mips/mips.c (save_restore_insns): Likewise.
9944 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
9945 * flow.c (verify_flow_info): Likewise.
9946 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
9947 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
9948 (avr_normalize_condition): Likewise.
9949 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
9950 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
9951 (limit_reload_class, double_reg_to_memory): Likewise.
9952 (print_operand_address, emit_1600_code_shift): Likewise.
9953 (gen_tst_reg, gen_compare_reg): Likewise.
9954 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
9955 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
9957 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
9959 * c-parse.in (methoddef): Call fatal_error instead of fatal.
9960 * objc/objc-act.c (build_ivar_chain): Likewise.
9961 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
9963 * graph.c (clean_graph_dump_file): Likewise.
9964 * profile.c (init_branch_prob): Likewise.
9965 * objc/objc-act.c (objc_init): Likewise.
9967 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
9968 * config/avr/avr.c (avr_override_options): Likewise.
9969 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
9970 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
9971 * config/h8300/h8300.c (h8300_init_once): Likewise.
9972 * config/mips/mips.c (override_options): Likewise.
9973 * config/i386/i386.c (override_options): Likewise, rework.
9974 * config/m68k/m68k.c (override_options): Likewise.
9976 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
9978 * config/mips/mips.c (print_operand): Likewise.
9979 * hash.c (hash_allocate): Don't check for failure returns from
9980 obstack functions that can't fail.
9981 (hash_table_init_n, hash_table_init): Likewise; also now return void.
9982 * hash.h (hash_table_init_n, hash_table_init): Now return void.
9983 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
9984 (get_object_reference): Likewise.
9986 2001-02-04 Nick Clifton <nickc@redhat.com>
9988 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
9989 StrongARM1110, 10TDMI, and 1020T.
9991 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9993 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
9995 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
9997 * config/sh/sh.md (movdf load split): Pass register number to
9998 FP_OR_XD_REGISTER_P.
10000 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10002 * cppinit.c (BC): New macro.
10003 (builtin_array): Add __GXX_WEAK__.
10004 * cpplib.h (builtin_type): Add BT_WEAK.
10005 * cppmacro.c (builtin_macro): Handle BT_WEAK.
10006 * defaults.h (SUPPORTS_ONE_ONLY): Define.
10007 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
10009 2001-02-03 Jakub Jelinek <jakub@redhat.com>
10011 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
10013 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10015 * cpphash.h: Rename _ALIGN POOL_ALIGN.
10016 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10018 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10020 * cpphash.h: Rename ALIGN _ALIGN.
10021 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10023 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
10025 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
10026 compilation environment.
10027 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
10028 control over location of cygwin includes and libs.
10030 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10032 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
10034 2001-02-02 lars brinkhoff <lars@nocrew.org>
10036 * md.texi (Standard Names): remove reference to spur.md.
10038 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10040 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
10041 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
10042 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
10043 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10044 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10046 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10048 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10049 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10050 number before reload.
10051 (c4x_adjust_cost): Return zero before reload.
10052 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10053 split before reload.
10055 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10057 * c4x.c (c4x_hard_regno_rename_ok): New.
10058 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10059 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10061 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10063 * diagnostic.h: Add missing "extern" in all declarations.
10065 2001-02-02 Alex Samuel <samuel@codesourcery.com>
10067 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
10068 as for gcc_gxx_include_dir.
10070 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10072 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
10074 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10076 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
10077 label before alignment to be used as the braf base address.
10078 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
10080 (casesi_jump_2): Require at least TARGET_SH2.
10082 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
10083 truncation to 32-bit doubles on -m3e and -m4-single-only.
10085 2001-02-02 Mark Mitchell <mark@codesourcery.com>
10087 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
10088 the default when building a shared object.
10089 (init_spec): Use it.
10090 * testsuite/lib/g++.exp: Include the directory where libgcc
10091 is located to the LD_LIBRARY_PATH list.
10092 * invoke.texi (-shared-libgcc): Document the cases in which
10093 GCC defaults to using the shared libgcc.
10095 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10097 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
10098 unsigned is wide enough.
10099 (BITS_PER_SI): New.
10100 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
10101 (si_to_float): Likewise.
10102 (float_to_si, float_to_usi): Use BITS_PER_SI.
10104 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10106 * dwarf2out.c: Added explanation of abbreviations.
10107 (def_cfa_1): Added comments listing DWARF2 instructions.
10108 (cfa_temp_reg): Removed in favor of cfa_temp.
10109 (cfa_temp_value): Removed in favor of cfa_temp.
10110 (cfa_temp): New global variable.
10111 (dwarf2out_frame_debug_expr): Added extensive introductory
10112 comments explaining the function's transformations. Revised to
10113 use cfa_temp. Added some rtx checking. Generalize IOR case.
10114 (dwarf2out_frame_debug): Revised to use cfa_temp.
10115 (output_aranges): Cast as "unsigned" to avoid warning.
10116 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
10117 explain which instructions must be marked.
10119 2001-02-01 Richard Henderson <rth@redhat.com>
10121 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
10124 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10126 * config/sh/crt1.asm (main_k): Modified so that start calls
10127 ___setup_argv_and_call_main.
10129 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
10131 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
10132 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
10133 and AVOID_LPASTE is cleared on meeting an unescaped newline.
10134 * cppmacro.c (builtin_macro): Set builtin flags here.
10135 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
10136 (replace_args): Clarify intent.
10137 (cpp_get_token): Macro expansion tokens get the saved flags.
10139 * cppmain.c (scan_buffer): Remove now-redundant print.printed
10142 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10144 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
10147 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10149 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
10150 returns Pmode pseudo, but we need ptr_mode.
10151 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
10152 Remove bogus conversions; use HOST_WIDE_INT for size.
10153 Don't use TARGET if wrong mode.
10155 * config/i386/i386.c (ix86_compute_frame_size): Allow
10156 stack_alignment_needed to be non-default even if size is zero.
10158 2001-01-31 Alan Modra <alan@linuxcare.com.au>
10160 * pa.c (hppa_init_pic_save): New function.
10161 * pa.h (hppa_init_pic_save): Declare.
10162 * pa.md (call, call_value, sibcall, sibcall_value): Use
10163 the above instead of duplicated code.
10165 * pa.c (hppa_encode_label): Correct size of alloca buffer
10166 so we don't overrun it. Correct leading `*' case.
10167 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
10168 need to handle `*@'.
10169 (FUNCTION_NAME_P): Likewise.
10171 2001-01-31 Richard Henderson <rth@redhat.com>
10173 * config.gcc (alpha-osf5): Use float-i128.h.
10175 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
10176 * config/float-i32.h: Likewise.
10177 * config/float-i64.h: Likewise.
10178 * config/float-sh.h: Likewise.
10179 * config/float-sparc.h: Likewise.
10181 2001-01-31 DJ Delorie <dj@redhat.com>
10183 * expmed.c (extract_bit_field): allow non-integral modes if we
10184 want to extract a whole register from itself.
10186 2001-01-31 Jakub Jelinek <jakub@redhat.com>
10188 * c-typeck.c (set_init_index): If first is equal to last, assume as
10189 if it was not a range at all.
10191 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10193 * config/fp-bit.c: Include tm.h.
10194 (float_to_si): Don't assume SImode is 32-bits wide.
10195 (float_to_usi): Likewise.
10197 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10199 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
10201 (typename): Call pending_xref_error after parsing typed_typespecs.
10202 * c-decl.c (lookup_tag): Give error immediately rather than
10203 leaving it pending if the tag of the wrong type is in the same
10205 (xref_tag): Don't pedwarn for forward declarations of enum types
10207 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
10210 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10212 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
10214 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10216 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
10217 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
10219 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10221 * cpphash.h (struct cpp_reader): New saved_flags.
10222 * cppmacro.c (cpp_get_token): Use saved_flags to remember
10223 to avoid a paste after a pasted token.
10225 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10227 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
10228 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
10229 Wtype_MIN instead of LONG_MIN.
10231 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10233 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
10235 * fixinc/fixincl.x: Regenerated.
10236 * fixinc/inclhack.def (irix_limits_const): New definition to
10237 convert "const" to "__const" in limits.h.
10239 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10241 * fixinc/genfixes (AG): Fix "autogen4" thinko.
10243 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10245 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
10246 when register dies in the insn.
10248 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10250 * diagnostic.c (fatal): Fix word wrap.
10252 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
10254 * combine.c (try_combine): Fix SUBREG setting for
10255 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
10257 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10259 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
10262 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10264 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
10266 * toplev.c (decode_W_option): Update warn_larger_than
10267 unconditionally for each processed switch.
10269 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
10271 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
10273 (hppa_expand_prologue): Delete code to save pic offset table register
10274 in the function prologue.
10275 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
10276 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
10277 table register at the beginning of the function after the prologue.
10279 2001-01-29 lars brinkhoff <lars@nocrew.org>
10281 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
10283 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
10284 Jeff Law <law@redhat.com>
10286 * pa.md (return): Revise comment for trivial return.
10287 (return_internal): Non-trivial return pattern for non-PIC code.
10288 (return_internal_pic): Non-trivial return pattern for PIC code.
10289 It uses the PIC register to ensure it is restored after
10291 (epilogue): Generate appropriate return for PIC and non-PIC code.
10293 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
10295 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
10297 2001-01-29 DJ Delorie <dj@redhat.com>
10299 * combine.c (if_then_else_cond): Pass the correct mode to
10300 operand_subword() for constants.
10302 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
10304 * config/i386/cygwin.h: Add w32api to include search. Search different
10305 directories in a cross-build environment.
10307 2001-11-29 Tim Josling <tej@melbpc.org.au>
10309 * tree.h (TYPE_STUB_DECL): Add documentation.
10311 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
10313 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
10314 (sdbout_field_types): Likwise. Fix use of host_integerp.
10316 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
10318 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
10321 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
10323 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
10324 to use flag_gnu_linker.
10326 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10328 * cpplib.c (T_BAD_DIRECTIVE): Remove.
10329 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
10331 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
10333 * tree.c, tree.h (build_parse_node): Remove; was identical to
10335 * c-lang.c (start_cdtor), objc/objc-act.c
10336 (build_module_descriptor): Use build_nt instead of
10339 2001-01-29 Jakub Jelinek <jakub@redhat.com>
10341 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
10342 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
10343 not have any upper bits set.
10345 2001-01-29 Phil Edwards <pme@sources.redhat.com>
10347 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
10349 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10351 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
10353 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
10355 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
10356 (integer_minus_one_node): Define.
10358 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
10360 * Makefile.in (bootstrap2-lean): Fix typo.
10362 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
10364 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
10365 : Don't set fe_value.
10366 * cpplib.h (AVOID_LPASTE): New flag.
10367 (struct cpp_hashnode): Remove fe_value.
10368 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
10369 * cppmacro.c (builtin_macro): Don't set flags here.
10370 (replace_args): Set AVOID_LPASTE flag on first token of an
10371 argument, and the token following it.
10372 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
10373 macro expansion, and on the token following it. Do it for
10375 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
10377 2001-01-27 Richard Henderson <rth@redhat.com>
10379 * config/alpha/t-ieee: Remove multilibbing.
10380 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10382 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10384 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
10386 * Makefile.in: Remove all dependencies on defaults.h.
10387 * builtins.c: Don't include defaults.h.
10388 * c-common.c: Likewise.
10389 * c-decl.c: Likewise.
10390 * c-pragma.c: Likewise.
10391 * c-typeck.c: Likewise.
10392 * combine.c: Likewise.
10393 * i386.c: Likewise.
10394 * frame-ia64.c: Likewise.
10395 * cppexp.c: Likewise.
10396 * crtstuff.c: Likewise.
10397 * dbxout.c: Likewise.
10398 * dwarf2out.c: Likewise.
10399 * dwarfout.c: Likewise.
10400 * emit-rtl.c: Likewise.
10401 * except.c: Likewise.
10402 * expr.c: Likewise.
10403 * final.c: Likewise.
10404 * frame-dwarf2.c: Likewise.
10405 * libgcc2.c: Likewise.
10406 * optabs.c: Likewise.
10407 * profile.c: Likewise.
10408 * sdbout.c: Likewise.
10409 * toplev.c: Likewise.
10410 * tradcif.y: Likewise.
10411 * tree.c: Likewise.
10412 * varasm.c: Likewise.
10414 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10416 * builtins.c (expand_builtin_fputs): Use size_one_node when
10417 transforming into fwrite.
10419 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
10421 * extend.texi (Attribute Syntax): New section.
10423 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10425 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
10426 they didn't need fixing.
10428 2001-01-27 Janis Johnson <janis@us.ibm.com>
10430 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
10432 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
10433 to remove macro definitions that are duplicated from elfos.h.
10435 2001-01-27 Richard Henderson <rth@redhat.com>
10437 * config/i386/sco5gas.h: Move ...
10438 * config/usegas.h: ... here.
10439 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
10441 2001-01-27 Jakub Jelinek <jakub@redhat.com>
10443 * c-typeck.c (struct constructor_stack): Add range_stack member.
10444 (really_start_incremental_init): Clear it.
10445 (push_init_level): Save constructor_range_stack and clear it if
10446 pushing explicit braces.
10447 (pop_init_level): abort if constructor_range_stack is non-zero at
10448 explicit closing brace. Restore saved constructor_range_stack if
10451 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10453 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
10454 into register was forced into memory.
10456 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10458 * Makefile.in: Remove uses of + before $(MAKE).
10460 2001-01-26 Richard Henderson <rth@redhat.com>
10462 * stmt.c (cost_table): Remove.
10463 (COST_TABLE, cost_table_initialized): New.
10464 (estimate_case_costs): Use the later instead of the former.
10465 (balance_case_nodes): Likewise.
10467 2001-01-26 Richard Henderson <rth@redhat.com>
10469 * alias.c (objects_must_conflict_p): Read-only slots may not
10470 conflict despite having the same type.
10472 2001-01-27 Michael Hayes <mhayes@redhat.com>
10474 * loop.c (loop_giv_reduce_benefit): Copy mode size into
10476 (check_ext_dependant_givs): Initialise u_start_val and
10478 (load_mems): Make last_max_reg unsigned.
10479 (try_swap_copy_prop): Use INSN_P and initialise set.
10481 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
10483 * README.AVR : Removed.
10485 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
10487 * pa-64.h (text_section): Remove declaration.
10489 * pa.md (return_internal): Remove mode on PIC register use.
10491 2001-01-25 lars brinkhoff <lars@nocrew.org>
10493 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
10494 ASM_CLOSE_PAREN): fix typos.
10496 2001-01-25 Mark Mitchell <mark@codesourcery.com>
10498 * acconfig.h: Define `const' to the empty string if neither
10499 __STDC__ nor __cplusplus is defined.
10500 * config.in: Regenerated.
10502 2001-01-25 David Edelsohn <edelsohn@gnu.org>
10504 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
10505 * collect2.c (main): Delete importf. Add ".obj" file extension.
10506 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
10507 (aix_std_libs): Add additional AIX libraries to skip.
10508 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
10509 * config/rs6000/aix51.h: New file.
10511 2001-01-25 Michael Hayes <mhayes@redhat.com>
10513 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
10514 (loop_insn_emit_before): No longer static.
10515 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
10516 (loop_givs_rescan, load_mems): Likewise.
10517 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
10518 (maybe_eliminate_biv_1):
10519 (move_movables): Replace emit_call_insn_before with
10520 loop_call_insn_hoist.
10521 * loop.h (loop_insn_emit_before): Add.
10522 * unroll.c (copy_loop_body): Replace emit_insn_before with
10523 loop_insn_emit_before.
10525 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
10527 * diagnostic.c (fatal): Request preprocessed source.
10529 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
10531 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
10532 olddecl has argument types and newdecl has none, use the argument
10533 types from olddecl.
10535 2001-01-24 Ulrich Drepper <drepper@redhat.com>
10537 * dwarf2out.c (prefix_of): New function. Determine longest common
10538 prefix of the two arguments. The units are whole path components.
10539 (output_file_names): When adding a new directory find the one entry
10540 with the longest common prefix already in the list. Artificially
10541 generate entry if there is none for this prefix.
10542 Fix test to check whether the zeroth directory entry is used.
10544 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
10546 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
10547 Changed all callers. Take it into account when deciding if a
10548 previously loaded value matches.
10550 2001-01-24 Richard Henderson <rth@redhat.com>
10552 * reload.c (find_reloads_subreg_address): Fail the substitution
10553 if the resulting address is insufficiently aligned.
10555 2001-01-24 DJ Delorie <dj@redhat.com>
10557 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
10558 check the original operand's mode also.
10559 * simplify-rtx.c (simplify_ternary_operation): Ditto.
10561 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10563 * c-parse.in (cast_expr): Move compound literals from here ...
10564 (primary): ... to here. Use standard terminology "compound
10565 literal" instead of "constructor expression".
10567 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10569 * gcc.1, cpp.1: Regenerate.
10571 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
10573 * calls.c (emit_library_call_value_1): Memory slot for
10574 pass-by-reference argument should have the mode of the argument,
10575 not of the pointer to it.
10577 2001-01-24 Tom Tromey <tromey@redhat.com>
10579 * gcc.texi (G++ and GCC): Mention gcj manual.
10580 (Standards): Link to section of manual mentioning gcj/Java
10583 2001-01-24 Jakub Jelinek <jakub@redhat.com>
10585 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
10586 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
10587 * tradcpp.c (main): Add -imacros or -include'd dependencies
10589 * cpp.texi (-M, -MM): Document -M -include behaviour.
10591 2001-01-24 Roger Collins <roger@ProProject.com>
10593 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
10595 2001-01-24 Will Cohen <wcohen@redhat.com>
10597 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
10598 whether registers are 32 bits or 64 bits in size.
10600 2001-01-24 Ben Elliston <bje@redhat.com>
10602 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
10604 2001-01-24 Richard Henderson <rth@redhat.com>
10606 * config/alpha/alpha.md (builtin_longjmp_internal): New.
10607 (builtin_longjmp): Use it instead of emit_indirect_jump.
10609 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
10611 * bb-reorder.c (make_reorder_chain_1): Handle case where
10612 jump edge goes to the same block as the fallthru edge.
10614 2001-01-23 Jim Wilson <wilson@redhat.com>
10616 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
10617 * frame.h (__ia64_personality_v1): Add prototype.
10618 * libgcc2.c (ia64_throw_helper): Change personality declaration to
10619 prototype form. Add void * cast to first argument to personality
10621 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
10622 (asctoe113): Likewise.
10623 * config/ia64/frame-ia64.c: Include eh-common.h.
10624 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
10626 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
10628 (itanium_split_issue): Add prototype.
10629 (gen_nop_type): Ifdef out.
10630 (find_best_packet): Initialize best_packet.
10631 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
10633 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
10634 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
10635 (flushrs): Add explicit stop bit at end.
10636 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
10639 2001-01-23 Chris Demetriou <cgd@broadcom.com>
10641 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
10643 * libgcc2.c (__terminate_func): Make variable static.
10644 (__terminate_set_func): New function to set __terminate_func.
10645 * libgcc2.h (__terminate_func_ptr): New typedef.
10646 (__terminate_set_func): New function.
10648 2001-01-23 Richard Henderson <rth@redhat.com>
10650 * flow.c (init_propagate_block_info): Don't consider unchanging
10651 memories for dead frame store elimination.
10653 2001-01-23 Richard Henderson <rth@redhat.com>
10655 * varasm.c (UNIQUE_SECTION): Move default implementation ...
10656 * defaults.h: ... here.
10658 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10660 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
10662 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10664 * c-lex.c (lex_charconst): Fix typo: s/p/str.
10666 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10668 * rs6000.h (rs6000_return_addr): Move prototype from here...
10669 * rs6000-protos.h (rs6000_return_addr): ...to here.
10670 (rs6000_init_expanders): Delete prototype.
10672 2001-01-23 Nick Clifton <nickc@redhat.com>
10674 * invoke.texi: Replace , with \, inside @gccoptlist macros.
10675 (Spec Files): Document %B and %j and %. and %v3 and %M and
10676 %{S*&T} spec switches.
10678 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10680 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
10682 2001-01-23 Chris Demetriou <cgd@sibyte.com>
10683 Neil Booth <neil@daikokuya.demon.co.uk>
10685 * cpperror.c: Merge handlers of PEDWARN and WARNING.
10686 Have -Werror make pedantic warnings errors, like the
10689 2001-01-23 Phil Edwards <pme@sources.redhat.com>
10691 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
10693 2001-01-23 Jakub Jelinek <jakub@redhat.com>
10695 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
10696 * integrate.c (expand_inline_function): Initialize them.
10697 (subst_constants): If changing COMPARE so that both its arguments
10698 will be VOIDmode and the comparison mode will be lost, note
10699 compare_mode. Use the recorded compare_mode to optimize
10702 2001-01-23 Jason Merrill <jason@redhat.com>
10704 * dwarf2out.c (new_die): Use xcalloc.
10705 (output_die): Abort rather than emit a local reference to offset 0.
10707 2001-01-17 Andrew Haley <aph@redhat.com>
10709 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
10710 of a saved register; return NULL instead.
10711 (copy_reg): Take a pointer to a source register rather than a
10713 (next_stack_level): Remember the address in the stack frame of all
10715 Use the saved register pointer array as the source of the CFA.
10716 (throw_helper): Rewrite. Unwind once rather than twice and keep
10717 track of saved registers as we go.
10719 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10721 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
10722 * c4x.c (c4x_legitimize_reload_address): Remove.
10723 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
10724 reload address for ldp(k) insn.
10726 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
10728 * pa.md (return_internal): Add a USE of the PIC register to ensure
10729 it is restored after each call.
10730 (return expander): Corresponding changes.
10732 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10734 * rs6000.h (INIT_EXPANDERS): Delete.
10735 (RETURN_ADDR_RTX): Call rs6000_return_addr().
10736 * rs6000.c (rs6000_override_options): Call *_machine_status from
10738 (rs6000_init_expanders): ...instead of here. Delete.
10739 (rs6000_mark_machine_status): New function.
10740 (rs6000_init_machine_status): Use xcalloc.
10741 (rs6000_return_addr): Generate RTX for the return address.
10742 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
10743 (rs6000_stack_info): Use it.
10745 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
10747 * gthr-win32.h: Include errno.h to get a declaration for
10748 EINVAL and _mingw.h if the target is mingw32.
10750 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
10752 * cpp.texi: Correct typos.
10754 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10756 * explow.c (probe_stack_range): Ensure value passed to
10757 stack_check_libfunc is ptr_mode, not Pmode.
10759 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
10761 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
10762 case, don't use operand_subword to calculate a SUBREG that is
10765 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
10767 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10769 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
10770 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
10771 valid. If not replace it by equivalent insns.
10773 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10775 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
10776 contains SYMBOL_REF, LABEL_REF and CONST_INT.
10777 (c4x_U_constraint, symbolic_address_operand): Likewise.
10778 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
10780 (c4x_r11_set_p, c4x_check_laj_p): New functions.
10781 * c4x-protos.h (c4x_check_laj_p): Add prototype.
10782 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
10783 anulling slot because of silicon bug.
10784 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
10786 2001-01-22 Alan Modra <alan@linuxcare.com.au>
10788 * cppexp.c (parse_charconst): Change `mask' type to agree
10791 2001-01-21 Richard Henderson <rth@redhat.com>
10793 * config/i386/i386.c (ix86_asm_file_end): Disable putting
10794 pic_label_name in a linkonce section.
10796 2001-01-17 Philipp Thomas <pthomas@suse.de>
10798 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
10800 * configure: Regenerate.
10802 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
10804 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
10805 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
10807 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
10809 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
10810 If REVERSE nonzero then condition code in X must be reversed.
10811 (encode_section_info): Optimise if/else.
10812 (avr_function_value): Fix formatting.
10814 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
10815 (difficult_branch): Likewise.
10816 (rvbranch): Likewise.
10817 (difficult_rvbranch): Likewise.
10819 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
10821 * config/avr/libgcc.S: Fix comment.
10823 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10825 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
10827 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10829 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
10831 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10833 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
10834 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
10835 * configure, config.in: Regenerate.
10836 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
10837 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
10838 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
10839 (doprint.o): New rule.
10841 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
10843 * c-typeck.c (digest_init): Handle boolean types as scalars.
10845 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10847 * stmt.c (expand_return): Don't return anything if size is zero.
10848 Delete redundant assignment to BYTES.
10849 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
10851 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
10853 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
10854 the same as the default library function names.
10855 * config/avr/avr.md: Document special characters after '%'.
10856 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
10857 knowing which of the call-used registers are really clobbered.
10858 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
10859 New. Both quotient and remainder from one libgcc.S call.
10860 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
10861 clobber as few registers as possible.
10862 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
10864 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
10866 * cppmacro.c (funlike_invocation_p): Don't move back up to the
10867 context of the top of the stack.
10869 2001-01-20 Jakub Jelinek <jakub@redhat.com>
10871 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
10872 (fixup_var_refs_insns): ...here.
10874 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
10876 * function.c (fixup_var_refs_insns): Break up into
10877 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
10878 [loop over entire insn list], and fixup_var_refs_insns_with_hash
10879 [loop over hash table entries].
10880 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
10881 fixup_var_refs_insns_with_hash, to match above changes.
10883 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
10885 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
10886 (libgcc.a): Likewise.
10887 (stmp-multilib): Likewise.
10888 (STAGE2_FLAGS_TO_PASS): Likewise.
10890 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
10892 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
10893 temporary if no_new_pseudos.
10895 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
10897 * cppinternals.texi: Update.
10899 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
10901 * arm.c (arm_init_builtins): Re-enable builtins.
10903 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10905 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
10906 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
10907 element to be null, and always expect an EXPR_LIST.
10908 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
10909 * sched-deps.c (sched_analyze_1): Likewise.
10910 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10912 * regclass.c (max_set_parallel): New variable.
10913 (reg_scan): Take it into account in computation of max_parallel.
10914 (reg_scan_mark_refs, case SET): Compute it.
10916 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
10918 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
10919 * function.c (assign_parms): Use INTVAL for a CONST_INT.
10921 2001-01-19 Jason Merrill <jason@redhat.com>
10923 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
10924 for the abstract instance of an inline function.
10926 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
10927 J"orn Rennecke <amylaar@redhat.com>
10929 * reload1.c (move2add_note_store): Treat all registers directly or
10930 indirectly derived from a base register as members of the same set
10932 (reload_cse_move2add): Adjust accordingly. Take mode and offset
10933 of base register into account.
10935 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
10937 * alias.c (find_base_value): Recognize TRUNCATE.
10938 (record_set): In PLUS case, invalidate if other summand is also a
10941 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10943 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
10944 entry to be EXPR_LIST.
10945 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
10946 be an EXPR_LIST (but not null, which other code doesn't allow).
10947 (note_stores): Properly handle PARALLEL in SET.
10948 Recursively call for top-level PARALLEL.
10949 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
10950 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10952 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
10954 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
10956 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
10957 not pfile->skipping (== 0).
10959 2001-01-17 Nick Clifton <nickc@redhat.com>
10961 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
10964 2001-01-17 Jim Wilson <wilson@redhat.com>
10966 * invoke.texi (IA-64 options): Improve.
10968 2001-01-17 Tom Tromey <tromey@redhat.com>
10970 * invoke.texi (Optimize Options): Use `{}' to around @samp
10973 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
10975 * invoke.texi (-fno-guess-branch-probability): New option.
10977 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10979 * combine.c (try_combine): Don't set i3_subst_into_i2 for
10980 case of making new double-word constant.
10981 Revert last change: instead just test i3_subst_into_i2.
10983 2001-01-17 Jakub Jelinek <jakub@redhat.com>
10985 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
10986 Use q constraints instead of r.
10988 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
10990 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
10991 (machine_function): Define.
10992 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
10993 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
10994 pa_free_machine_status): New functions.
10995 (override_options): Set {init,mark,free}_machine_status to above.
10996 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10997 PIC_OFFSET_TABLE_REGNUM_SAVED.
10998 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10999 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11000 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11001 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11002 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11004 2001-01-15 DJ Delorie <dj@redhat.com>
11006 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
11010 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11012 * flow.c (propagate_one_insn): Make trying to delete a prologue
11013 or epilogue insn an ICE, not a warning. Allow doing this if
11014 the current function returns with stack pointer depressed.
11016 * combine.c (try_combine): If i3_subst_into_i2, properly check for
11017 I3 having more than one SET.
11019 2001-01-16 Jim Wilson <wilson@redhat.com>
11021 * invoke.texi: Document IA-64 options.
11023 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
11024 (fixup_errata): Delete TARGET_A_STEP use.
11025 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
11026 (TARGET_SWITCHES): Delete -ma-step option.
11027 * config/ia64/ia64.md (all FP patterns): Delete %B0.
11028 (movqicc_astep, movqi_internal_astep, movhicc_astep,
11029 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
11030 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
11031 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
11032 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
11034 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
11035 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
11036 cmovsi_internal): Delete ! TARGET_A_STEP check.
11038 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11040 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
11041 possibility to report bugs via postal mail. Change a URL and
11042 merge in a nearly duplicate statement...
11043 (Bug Reporting): ...from here.
11044 (Service): Refer to the Bug Reporting section instead of
11045 duplicating an URL.
11046 (Contributing): Remove trivial explanations concerning snapshots.
11048 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11050 * cppmain.c (general_init): Don't use ANSI prototype.
11052 2001-01-16 Tom Tromey <tromey@redhat.com>
11054 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11056 2001-01-16 Richard Henderson <rth@redhat.com>
11058 * config/i386/i386.h: Fix comment typo.
11059 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11060 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11062 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11064 * gcc.c: Revert previous -fsyntax-only-related change; move
11067 2001-01-16 Jakub Jelinek <jakub@redhat.com>
11069 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
11070 inmode after checking GET_CODE (op).
11072 2001-01-16 Richard Henderson <rth@redhat.com>
11074 * flow.c (struct propagate_block_info): Add mem_set_list_len.
11075 (MAX_MEM_SET_LIST_LEN): New.
11076 (propagate_one_insn): Update mem_set_list_len.
11077 (invalidate_mems_from_autoinc): Likewise.
11078 (invalidate_mems_from_set): Likewise.
11079 (mark_used_regs): Likewise.
11080 (init_propagate_block_info): Likewise. Stop collecting memories
11081 when we reach MAX_MEM_SET_LIST_LEN.
11082 (mark_set_1): Likewise.
11084 2001-01-16 Richard Henderson <rth@redhat.com>
11086 * unroll.c (precondition_loop_p): Fail if no iteration
11089 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11091 * gcc.c: When -fsyntax-only is given, do not complain about
11094 2001-01-15 Richard Henderson <rth@redhat.com>
11096 * config/i386/i386.c (asm_output_function_prefix): Remove.
11097 (ix86_asm_file_end): New.
11098 (load_pic_register): Generate pic_label_name into a
11099 staticly allocated buffer.
11100 * config/i386/i386-protos.h: Update.
11101 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
11102 (ASM_FILE_END): New.
11103 * config/i386/i386afe.h: New file.
11104 * config.gcc (i?86-*-elf) [tm_file]: Use it.
11105 (i?86-*-{freebsd,linux*,moss*}): Likewise.
11106 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
11107 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
11108 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
11109 * config/i386/sco5.h (ASM_FILE_END): Likewise.
11110 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
11112 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11114 * Makefile.in (install-man): Remove explicit dependency on
11117 * configure.in, configure: Revert previous patch requiring perl
11120 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
11122 * toplev.c (flag_guess_branch_prob): New.
11123 (f_options): Add guess-branch-probability option.
11124 (rest_of_decl_compilation): Only estimate branch probability if
11126 (main): set flag_guess_branch_prob.
11128 * flags.h (flag_guess_branch_prob): New.
11130 2001-01-15 DJ Delorie <dj@redhat.com>
11132 * gcc.texi (Makefile): Add documentation for Makefile targets.
11134 2001-01-15 Philip Blundell <philb@gnu.org>
11136 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
11138 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
11139 (is_pic): Delete declaration.
11140 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
11141 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
11142 * config/arm/arm.md (builtin_setjmp_receiver): New.
11144 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11146 * arm.c (use_return_insn): Don't try to determine the function type
11147 until after reload has completed.
11148 (arm_output_epilogue): Don't adjust the sp value recovered from the
11150 (emit_multi_reg_push): Don't record dwarf information for the pc.
11151 * arm.md (eh_epilogue): The function type may have changed, so it
11152 needs to be recalculated.
11153 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
11154 unwind tables on arm/netbsd.
11156 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11158 * arm.md (cbranchsi4): Correct calculation of branch ranges.
11159 (negated_cbranchsi4): Likewise.
11161 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11163 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
11164 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11165 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
11166 pass -mapcs-* options to assembler.
11167 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
11168 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11169 (ASM_SPEC): Call subtarget_extra_asm_spec.
11171 2001-01-15 Andreas Jaeger <aj@suse.de>
11173 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
11175 (ix86_expand_builtin): Likewise.
11177 * gencodes.c (output_predicate_decls): Make i size_t to avoid
11178 warning about comparison between signed and unsigned.
11180 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11182 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
11184 2001-01-14 Ralf Baechle <ralf@gnu.org>
11186 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
11187 SUBTARGET_CPP_SPEC apropriatly.
11189 2001-01-12 Mark Mitchell <mark@codesourcery.com>
11191 * varasm.c (make_decl_rtl): Fix typo in last change.
11193 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
11195 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
11196 linker supports the init_priority C++ attribute.
11197 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
11198 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
11199 linker does not support init_priority C++ attribute.
11201 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
11203 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
11205 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11207 * c-parse.in (finish_parse): Add comment about cpp_destroy.
11208 * cp/lex.c (finish_parse): Similarly.
11209 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
11210 Return the number of errors encountered.
11211 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
11212 * cppmain.c (main): Don't call cpp_destroy.
11214 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11216 * configure.in: Require at least perl 5.6.0 to regenerate
11218 * configure: Regenerate.
11220 2001-01-14 Richard Henderson <rth@redhat.com>
11222 * genrecog.c (DT_veclen_ge): New.
11223 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
11224 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
11225 (nodes_identical_1): Handle DT_veclen_ge.
11226 (write_cond, debug_decision_2): Likewise.
11228 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11230 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
11232 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
11234 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11236 * cppmain.c (do_preprocessing): New function; most of the old
11238 (main): Call it to do most of the work.
11239 (cb): Move from global scope to set_callbacks ().
11240 (setup_callbacks): Get the callback pointer.
11241 (general_init, printer_init): Clean up code and comments.
11243 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11245 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
11248 2001-01-14 Kazu Hirata <kazu@hxi.com>
11250 * config/h8300/h8300.c (get_shift_alg): Update comments.
11252 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11254 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
11255 (alloc_page, ggc_alloc): Add casts to remove warnings.
11257 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11259 * combine.c (simplify_comparison): Don't change `code' when
11260 can't reverse comparison.
11262 2001-01-14 Richard Henderson <rth@redhat.com>
11264 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
11265 update all call sites. Return true for all non-label constants.
11267 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
11269 * i386.c (ix86_expand_compare): Add bypass_test and second_test
11271 (ix86_expand_branch): Update.
11272 (ix86_expand_setcc): Update to handle multiple test conditions.
11273 (expand_int_movcc): Likewise.
11274 (expand_fp_movcc): Likewise.
11275 * i386-protos.h (ix86_expand_compare): New.
11276 * i386.md (andqi_?_slp, orqi_?_slp): New.
11277 (conditional trap expander): Update call to ix86_expand_compare.
11279 2001-01-14 Richard Henderson <rth@redhat.com>
11281 * config/vax/vax.md: Use nonimmediate_operand instead of
11282 general_operand in destinations.
11284 * config/vax/vax.md (indirect_jump): Use register_operand.
11286 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
11287 * config/vax/vax.md (call_pop): Turn into an expander.
11288 (call_value_pop): Likewise.
11289 (call, call_value): New.
11291 2001-01-14 Andreas Jaeger <aj@suse.de>
11293 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
11295 (ix86_fp_compare_mode): Add unused attribute.
11296 (ix86_expand_fp_movcc): Remove unused variable.
11297 (ix86_expand_builtin): Make fcode unsigned.
11299 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
11300 (expand_expr): Add cast to avoid signed warning.
11301 (store_field): Likewise.
11302 (store_constructor_field): Likewise.
11303 (store_constructor): Likewise.
11304 (store_expr): Likewise.
11305 (clear_storage): Likewise.
11306 (emit_group_store): Likewise.
11307 (emit_group_load): Likewise.
11309 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11311 * c-common.c: Move format checking code to ...
11312 * c-format.c: ... here. New file. Reorder some functions and
11314 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
11316 * c-common.h (decl_handle_format_attribute,
11317 decl_handle_format_arg_attribute): Declare.
11318 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
11319 (c-common.o): Adjust dependencies.
11320 (c-format.o): New list of dependencies.
11322 2001-01-13 Jakub Jelinek <jakub@redhat.com>
11324 * unroll.c (loop_iterations): If we cannot prove iteration variable
11325 is set once in each iteration, punt.
11327 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
11329 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
11330 (*strlenhi): Remove clobber (which was buggy) of output address.
11332 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11334 * Makefile.in (generated-manpages): Add gcc.1
11335 ($(srcdir)/gcc.1): New target.
11336 (maintainer-clean): Delete $(srcdir)/gcc.1.
11337 * gcc.texi: Add macros @gccoptlist and @gol.
11338 * invoke.texi: Include option summary in manpage. Mark up option
11339 summary with @gccoptlist and @gol. Use @r in one place where
11341 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
11342 * gcc.1: Generate from invoke.texi.
11344 2001-01-13 Richard Henderson <rth@redhat.com>
11346 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
11347 (struct page_entry): Add group member.
11348 (struct page_group): New.
11349 (struct globals): Add page_groups member.
11350 (alloc_anon): Only define for using mmap; remove valloc call.
11351 (page_group_index): New.
11352 (set_page_group_in_use): New.
11353 (clear_page_group_in_use): New.
11354 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
11355 (free_page, release_pages): Likewise.
11356 * configure.in (with-gc): Default to ggc-page always.
11358 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11360 * reload1.c (replace_pseudos_in_call_usage): Use
11361 reg_equiv_constant and reg_equiv_address, and don't try
11362 regno_reg_rtx first.
11364 2001-01-13 Richard Henderson <rth@redhat.com>
11366 * ggc-page.c (alloc_page): Round up allocation size to one page.
11367 Set e->order on extra pages.
11369 2001-01-13 Richard Henderson <rth@redhat.com>
11371 * genrecog.c (nodes_identical): Expand commentary.
11372 (write_switch): Watch out for identical nodes.
11374 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11376 * cppfiles.c (_cpp_fake_include): New function.
11377 * cpphash.h (_cpp_fake_include): New.
11378 * cpplib.c (do_line): Call _cpp_fake_include when entering
11379 header files in preprocessed input.
11380 * cppmain.c (cb_pragma_implementation): Remove handling.
11381 (setup_callbacks): Don't register pragmas.
11383 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11385 * extend.texi: Udate for CPP.
11387 2001-01-13 Andreas Jaeger <aj@suse.de>
11389 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
11391 * regmove.c: Add prototype for replace_in_call_usage.
11393 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11395 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
11396 struct cpp_chunk, struct htab, struct toklist,
11397 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
11398 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
11399 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
11400 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
11401 (struct macro_args): Delete.
11402 * cpphash.h: See above.
11404 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11406 * cppmain.c (struct printer): Remove no_line_dirs.
11407 (options, cb): New.
11408 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
11409 : Use options rather than CPP_OPTION.
11410 (setup_callbacks): Use cb rather than pfile->cb.
11411 (main): No need to check for a buffer. Use cpp_errors.
11412 (printer_init): Don't set no_line_dirs.
11413 (maybe_print_line): Use options not no_line_dirs.
11414 (cb_file_change): Don't call print_line if -P.
11416 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11418 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
11420 * c-parse.in (finish_parse): Use cpp_errors.
11421 (__yylex): Use return value of cpp_pop_buffer.
11422 * cp/lex.c (finish_parse): Use cpp_errors.
11423 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
11425 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
11427 * README.AVR: URLs corrected.
11429 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11431 * c-decl.c (start_function): Don't warn if old prototype is builtin
11432 that's not in C's namespace.
11433 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
11434 (_bb): Add prototype for ctime.
11435 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
11437 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
11439 * i386.c (ix86_fp_comparison_arithmetics_cost,
11440 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
11441 ix86_fp_comparison_cost): New functions.
11442 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
11443 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
11444 two-branch sequences; make static.
11445 (ix86_use_fcomi_compare): Do decision according to the costs.
11446 (split_fp_branch): New.
11447 * i386.md (compare-and-branch patterns): Use split_fp_branch.
11448 * i386-protos.h (ix86_expand_fp_compare): Remove
11449 (ix86_split_fp_branch): Declare.
11451 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
11452 and ix86_comparison_operator.
11454 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
11455 to make it cheaper.
11457 * i386.c (put_condition_code): Output properly the unordered/ordered
11458 compares in fp case.
11459 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
11461 * tm.texi (REVERSE_CONDITION): Document.
11462 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
11463 in -ffast-math mode.
11464 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
11466 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11468 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
11470 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
11473 * config/sh/sh.c (mova_p): Fix test for mova_const.
11475 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11477 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
11478 cpp_get_options rather than dereferencing pfile and using
11480 * scan-decls.c (scan_decls): Use return value of
11481 cpp_pop_buffer rather than CPP_BUFFER.
11483 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11485 * cppinit.c (cpp_handle_option): help_only is now part of the
11486 cpp_options structure.
11487 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
11488 cpp_set_callbacks): New functions.
11489 * cpplib.h (cpp_callbacks): Break out as a named structure.
11490 (cpp_options): Move help_only here from cpp_reader.
11491 (CPP_FATAL_ERRORS): Update to use cpp_errors.
11492 (cpp_errors, cpp_get_options, cpp_get_callbacks,
11493 cpp_set_callbacks): New prototypes.
11494 * cppmain.c (main): Update for help_only.
11496 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11498 * Makefile.in (info, maintainer-clean, install-info, uninstall):
11499 Also build and remove and install and uninstall c-tree.info and
11501 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
11502 ($(srcdir)/cppinternals.info): New target.
11503 * c-tree.texi: Change file name used when makeinfo used without -o
11504 from ir.info to c-tree.info. Add info directory entry.
11505 * cppinternals.texi: Add info directory entry.
11506 * .cvsignore: Update.
11508 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11510 * c-typeck.c (store_init_value): Don't require constant initializer
11511 elements with -pedantic -std=c99.
11512 (digest_init): Change error about non-constant initializer elements
11514 (constructor_range_end): Remove.
11515 (constructor_incremental, designator_depth,
11516 designator_errorneous): New variables.
11517 (struct constructor_stack): Remove range_end, add incremental.
11518 (struct constructor_range_stack, constructor_range_stack): New.
11519 (struct initializer_stack): Add constructor_range_stack.
11520 (finish_init): Set it.
11521 (start_init): Likewise. require_constant_elements for non-static
11522 trees only if not flag_isoc99.
11523 (really_start_incremental_init): Remove constructor_range_end, add
11524 constructor_incremental.
11525 (pop_init_level): Likewise.
11526 (push_init_level): Likewise. If implicit and the subobject had some
11527 value set already, preinitialize the level with it.
11528 Warn about missing braces only if not pushing due to designators.
11529 (set_designator, push_range_stack): New functions.
11530 (set_init_label): Use them.
11531 (set_init_index): Likewise. Remove constructor_range_end.
11532 Error if designator index is outside of array bounds.
11533 (add_pending_init): Compare values of purpose index trees, not the
11534 trees themselves. Allow overwriting of already initialized element.
11535 Issue a warning if it had side-effects.
11536 (set_nonincremental_init, set_nonincremental_init_from_string): New
11538 (pending_init_member): Rename to...
11539 (find_init_member): ...this function. Call set_nonincremental_init
11540 if necessary. Compare values of purpose index trees, not the trees
11541 themselves. Return the actual value, not just non-zero if something
11543 (output_init_element): Remove checks for duplicates.
11544 If field has zero size, only check the initializer for correctness.
11545 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
11546 if constructor_incremental is zero. Change error about initializers
11547 not computable at load time into pedwarn.
11548 (output_pending_init_elements): Compare bit positions, not
11549 FIELD_DECLs to take into account zero-sized fields.
11550 (process_init_element): Use constructor_range_stack to fill all
11551 ranges in the designator lists from current level up.
11552 * extend.texi: Update documentation for labeled elements.
11554 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
11556 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
11557 to function usage for arguments passed by reference. Optimize
11558 callee-copied arguments.
11559 * regmove.c (replace_in_call_usage): New function.
11560 (fixup_match_1): Call it.
11561 * cse.c (cse_insn): Canonicalize registers in function usage.
11562 * reload1.c (replace_pseudos_in_call_usage): New function.
11565 * Makefile.in: Reverted yesterday's wrong patch. Installed the
11568 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11570 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
11573 2001-01-12 DJ Delorie <dj@redhat.com>
11575 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
11576 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
11579 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11581 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
11582 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
11583 -std options alongside references to -ansi. Update some
11584 documentation for C99.
11585 * cpp.1: Regenerate.
11587 2001-01-12 Andreas Jaeger <aj@suse.de>
11589 * haifa-sched.c (restore_line_notes): Remove argument block B
11591 * sched-ebb.c (schedule_ebb): Change caller.
11592 * sched-rgn.c (schedule_region): Likewise.
11593 * sched-int.h (restore_line_notes): Adjust prototype.
11595 * loop.h: Remove wrong declaration of doloop_condition_get.
11597 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11599 * extend.texi: Move C++-extension-related node from the C section
11600 into the C++ section.
11602 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11604 * extend.texi: Refer to an array of pointers to functions instead
11605 of one of functions.
11607 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
11608 Jan Hubicka <jh@suse.cz>
11610 * combine.c (reversed_comparison): Fix typo in last patch.
11612 (combine_reversed_comparison_code): Make static to follow
11613 prototype declaration.
11615 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11617 * install.texi: Remove misplaced duplicate entry.
11619 2001-01-11 Ulrich Drepper <drepper@redhat.com>
11621 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
11623 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
11625 * final.c: (leaf_function_p): Fix typo.
11627 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
11629 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
11630 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
11632 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
11633 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
11634 mmap_anon, and valloc is available.
11635 * ggc-page.c: Restructure ifdef logic to match new autoconf
11636 spec. Don't throw away the test page in init_ggc.
11638 * configure, config.in: Regenerate.
11640 2001-01-12 Michael Hayes <mhayes@redhat.com>
11642 * loop.h (total_biv_increment): Constify iv_class pointer.
11643 (struct induction): Replace `mem_mode' with `mem' rtx.
11644 * unroll.c (total_biv_increment): Constify iv_class pointer.
11645 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
11646 (find_mem_givs, combine_givs_p): Likewise.
11647 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
11649 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
11651 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
11653 (__gthread_getspecific): Ditto.
11655 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
11657 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
11658 put_condition_code): Convert fp comparison codes to integer
11660 (ix86_expand_fp_compare): Postnote the fp comparison code converison
11663 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
11664 * i386-protos.h (no_comparison_operator): Kill.
11666 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
11668 * combine.c (REVERSIBLE_CC_MODE): Remove.
11669 (reversible_comparison_p): Remove.
11670 (combine_reversed_comparison_code): New.
11671 (reversed_comparison): New.
11672 (combine_simplify_rtx): Use
11673 combine_reversed_comparison_code/reversed_comparison instead
11674 of reversible_comparison_p.
11675 (simplify_if_then_else): Likewise.
11676 (simplify_set): Likewise.
11677 (simplify_logical): Likewise.
11678 (if_then_else_cond): Likewise.
11679 (known_cond): Likewise.
11680 (simplify_comparison): Likewise.
11682 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
11684 * builtins.c (std_expand_builtin_va_start): Handle varargs when
11685 sizeof (int) is larger than sizeof(__word__).
11687 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11689 * cppinit.c (do_includes): Fix typo.
11691 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11693 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
11694 in S_REGS does not occur because not all sources are possible
11695 when a S_REGS is a destination (sometimes needs a clobber).
11696 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
11697 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
11698 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
11699 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
11700 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
11701 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
11702 (lshrdi_const1, lshrsi3_const16): Likewise.
11703 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
11704 (*movhi_68hc12, *movqi_68hc12): Likewise.
11705 (movstrictqi): Make sure reloading in D_REGS as a destination
11708 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11710 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11712 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11714 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
11715 -D, -U and -A, and don't initialize the builtins.
11716 (do_includes): Error if -include or -imacros with -fpreprocessed.
11717 * cppmain.c (cb_define, cb_undef): Unconditionally process
11719 * tradcpp.c (main): Fix typo.
11721 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
11723 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
11724 (read_name_map): Use IS_ABSOLUTE_PATH.
11725 * tradcpp.c (get_filename): Likewise.
11727 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11729 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
11730 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
11731 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
11732 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
11733 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
11734 (cmphi_z_used): Don't use '@' for the output.
11735 (tstqi_z_used): Likewise.
11736 (cmpqi_z_used): Likewise.
11737 (one_cmplsi2): Likewise.
11739 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11741 * config/sh/sh.c (barrier_align): Recognize branch around far
11742 branch and redundant insn.
11744 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11746 * invoke.texi: Restore documentation of the drivers' switches -MD
11749 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11751 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
11753 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
11754 check-objc//%): Support parallel testing of multilibs.
11755 (TESTSUITEDIR): Set to testsuite by default, but override for
11757 (check-gcc, check-g++, check-g77, check-objc): Enter
11760 2001-01-11 Bernd Schmidt <bernds@redhat.com>
11762 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
11763 * sched-deps.c (deps_may_trap_p): Likewise.
11764 * basic-block.h: Remove a comment.
11765 * flow.c (PROP_POSTRELOAD): Remove.
11766 (update_life_info): Don't add it to prop_flags.
11767 (mark_set_1): Lose the code that was enabled by it.
11769 2001-01-11 Michael Hayes <mhayes@redhat.com>
11771 * flow.c (flow_call_edges_add): New.
11772 * basic_block.h (flow_call_edges_add): New.
11774 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
11776 * reload1.c (move2add_note_store): Update reg_set_luid even if
11777 base reg remains the same.
11779 2001-01-10 Nick Clifton <nickc@redhat.com>
11781 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
11782 machine_function structure to zero.
11783 Add prototypes for machine_status functions.
11785 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11787 * c-common.h (CTI_VOID_LIST): Remove.
11788 (void_list_node): Likewise.
11789 * tree.h (TI_VOID_LIST_NODE): New enumeral.
11790 (void_list_node): New macro.
11791 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
11792 * config/i386/i386.c (ix86_init_builtins): Likewise.
11793 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
11795 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11797 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
11798 * cppinit.c (cpp_start_read): Update comment, remove unneeded
11800 * tradcpp.c: Include mkdeps.h.
11801 (deps, print_deps_phony_targets, deps_append, output_deps,
11802 init_dependency_output, output_deps): New.
11803 (deps_buffer, deps_allocated_size, deps_size, deps_column,
11804 deps_output): Delete.
11805 (print_deps_missing_files): Rename deps_missing_files.
11806 (inhibit_output): Make global.
11807 (main): Delete inhibit_output, deps_stream, deps_target.
11808 Use mkdeps functionality in the same way as cpplib. Remove
11809 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
11810 -M and -MM. Remove old handling of deps via deps_out, and
11811 old reading of environment variables.
11812 (get_filename): Update to use deps_add_dep.
11814 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11816 * output.h (make_function_rtl): Remove prototype.
11817 (make_decl_rtl): Likewise.
11818 * varasm.c (make_function_rtl): Remove.
11819 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
11820 than from a third parameter.
11821 * tree.h (make_decl_rtl): Remove last parameter.
11822 * c-decl.c (builtin_function): Remove last argument in call to
11823 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
11824 (start_function): Likewise.
11825 * except.c (call_get_eh_context): Likewise.
11826 * expr.c (emit_block_move): Likewise.
11827 (clear_storage): Likewise.
11828 * profile.c (output_func_start_profiler): Likewise.
11829 * toplev.c (rest_of_decl_compilation): Likewise.
11830 * objc/objc-act.c (create_builtin_decl): Likewise.
11831 (synth_module_prologue): Likewise.
11832 (generate_static_reference): Likewise.
11833 (build_selector_reference_decl): Likewise.
11834 (build_class_reference_decl): Likewise.
11835 (build_objc_string_decl): Likewise.
11836 (build_protocol_reference): Likewise.
11838 2001-01-10 Richard Henderson <rth@redhat.com>
11840 * hwint.h: Revert yesterday's change.
11842 2001-01-10 Nick Clifton <nickc@redhat.com>
11844 * function.h (save_machine_status): Delete.
11845 (restore_machine_status): Delete.
11846 Amend comment describing {init|mark|free}_machine_status.
11848 * function.c (save_machine_status): Delete.
11849 (restore_machine_status): Delete.
11850 Amend comment describing {init|mark|free}_machine_status.
11851 (push_function_context_to): Remove invocation of
11852 save_machine_status.
11853 (pop_function_context_from): Remove invocation of
11854 restore_machine_status.
11856 * emit-rtl.c (init_emit_once): Amend comment describing
11857 {init|mark|free}_machine_status.
11859 * tm.texi (Per-Function Data): New node. Describe the
11860 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
11863 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11865 * cppinit.c (OPT_g): Remove.
11866 (cpp_handle_option): Update for removed -g3.
11867 (print_help): Update.
11868 * cpplib.h (struct cpp_options): Remove debug_output.
11869 * cppmain.c (setup_callbacks, cb_define): Update.
11870 * gcc.c (cpp_options): Translate -g3 to -dD.
11872 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
11874 * config/i960/i960.md: Change modifier to + on the zero_extract
11875 pattern after the (rotate -2 reg) canonicalization pattern.
11877 2001-01-10 Richard Henderson <rth@redhat.com>
11879 * config/alpha/alpha.c (alpha_free_machine_status): New.
11880 (override_options): Install it.
11881 (alpha_mark_machine_status): Verify machine non-null.
11882 * config/i386/i386.c (ix86_free_machine_status): New.
11883 (override_options): Install it.
11884 (ix86_init_machine_status): Use xcalloc.
11885 (ix86_mark_machine_status): Verify machine non-null.
11886 * config/ia64/ia64.c (ia64_free_machine_status): New.
11887 (ia64_override_options): Install it.
11888 (ia64_mark_machine_status): Verify machine non-null.
11890 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
11892 * function.c (instantiate_virtual_regs): Instantiate virtual
11893 registers found in CALL_INSN_FUNCTION_USAGE.
11895 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11897 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
11898 equivalent to -ansi in disabling -Di386.
11900 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
11902 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
11904 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
11906 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
11908 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
11910 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11912 * invoke.texi: Document that -fcond-mismatch isn't supported for
11915 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11917 * gcc.texi: Define macro gcctabopt.
11918 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
11919 @command, @env and @option in some places where appropriate. Use
11920 @gcctabopt where appropriate. Put URLs and email addresses inside
11923 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
11925 * gcc.c (cpp_options): Set MD file name from output
11926 filename, if specified.
11927 (suffix_subst): New static variable.
11928 (do_spec): Clear it.
11929 (do_spec_1, case '.'): Handle new `%.suffix' spec.
11931 (give_switch): Handle suffix_subst.
11933 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11935 * invoke.texi: Fix another typo.
11937 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11939 * invoke.texi: Fix typo.
11941 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11943 * c-lang.c (lang_hooks): Update.
11944 (lang_decode_option): Remove.
11945 (lang_init_options): Rename c_init_options.
11946 * toplev.c (main): Use lang_hooks for lang_init_options
11947 and lang_decode_option.
11948 * toplev.h (lang_hooks): Add 2 new hooks.
11949 * tree.h: Remove lang_init_options and lang_decode_option.
11950 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
11951 * cp/decl2.c: Similarly.
11952 * cp/lex.c (lang_init_options): Rename cxx_init_options.
11953 (lang_hooks): Update.
11954 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
11956 (lang_init_options): Rename ffe_init_options.
11957 (lang_hooks): Update.
11958 (lang_decode_option): Remove.
11959 * java/lang.c (lang_init_options): Rename java_init_options.
11960 (lang_decode_option): Rename java_decode_option.
11961 (lang_hooks): Update.
11962 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
11963 (lang_decode_option): Rename objc_decode_option.
11964 (lang_hooks): Update.
11966 2001-01-09 Nick Clifton <nickc@redhat.com>
11968 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
11969 (d30v_return_addr_rtx): Delete.
11970 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
11971 cfun->machine structure.
11972 (struct machine_function): Move to d30v.h
11973 (d30v_save_machine_status): Delete.
11974 (d30v_restore_machine_status): Delete.
11975 (d30v_init_machine_status): New Function.
11976 (d30v_mark_machine_status): New Function.
11977 (d30v_free_machine_status): New Function.
11978 (d30v_init_expanders): Use new functions.
11979 (d30v_return_addr): Use ra_rtx field in cfun->machine.
11980 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
11981 d30v_return_addr_rtx.
11983 * config/d30v/d30v.h (struct_machine): Move here.
11984 Add eh_epilogue_sp_ofs field.
11986 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
11987 field in cfun->machine structure.
11989 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
11991 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
11992 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
11993 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11995 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
11997 * objc/lang-options.h: Remove bogus reference to
12000 2001-01-09 Kazu Hirata <kazu@hxi.com>
12002 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
12005 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
12007 * reload.c (find_reloads_address): Check for eliminable registers
12008 when substituting a constant expression for a pseudo.
12010 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
12012 * c-common.c (enum format_type): Add format_type_error.
12013 (decode_format_type): New function.
12014 (decl_attributes): Use it.
12015 (format_kind_info): Adjust comment.
12017 2001-01-09 David O'Brien <obrien@BSDi.com>
12019 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
12020 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
12022 * config/i386/gnu.h: Don't include required platform specific .h files,
12023 tm.h will do it instead.
12024 * config/i386/i386elf.h: Likewise.
12025 * config/i386/linux.h: Likewise.
12026 * config/i386/moss.h: Likewise.
12027 * config/mips/gnu.h: Likewise.
12029 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12031 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
12032 (rs6000-ibm-aix3.[01]*): Likewise.
12033 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
12034 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
12035 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
12036 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
12037 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
12038 (powerpc-*-eabiaix*): Likewise.
12039 (powerpc-*-eabisim*): Likewise.
12040 (powerpc-*-elf*): Likewise.
12041 (powerpc-*-eabi*): Likewise.
12042 (powerpc-*-rtems*): Likewise.
12043 (powerpc-*-linux*libc1): Likewise.
12044 (powerpc-*-linux*): Likewise.
12045 (powerpc-wrs-vxworks*): Likewise.
12046 (powerpcle-wrs-vxworks*): Likewise.
12047 (powerpcle-*-sysv*): Likewise.
12048 (powerpcle-*-elf*): Likewise.
12049 (powerpcle-*-eabisim*): Likewise.
12050 (powerpcle-*-eabi*): Likewise.
12051 (powerpcle-*-solaris2*): Likewise.
12052 * config/rs6000/aix31.h: Delete includes.
12053 * config/rs6000/aix3newas.h: Likewise.
12054 * config/rs6000/aix41.h: Likewise.
12055 * config/rs6000/aix43.h: Likewise.
12056 * config/rs6000/beos.h: Likewise.
12057 * config/rs6000/rtems.h: Likewise.
12058 * config/rs6000/sysv4.h: Likewise.
12060 2001-01-09 Kazu Hirata <kazu@hxi.com>
12062 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12063 Change an argument mode of machine_mode to shift_mode of
12064 shift_mode. Remove an extra error check.
12065 (emit_a_shift): Adopt to the new calling prototype of
12067 (function_prologue): Fix code for a monitor
12068 function. Support H8/S.
12069 (function_epilogue): Do not output pop for a monitor function.
12071 2001-01-09 Nick Clifton <nickc@redhat.com>
12073 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
12074 (setup_incoming_varargs): Use sysv_varargs_p field of the
12075 cfun->machine structure.
12076 (struct machine_function): Move to rs6000.h
12077 (rs6000_save_machine_status): Delete.
12078 (rs6000_restore_machine_status): Delete.
12079 (rs6000_init_machine_status): New Function.
12080 (rs6000_free_machine_status): New Function.
12081 (rs6000_init_expanders): Use new functions.
12083 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
12085 (struct machine_function): Move here.
12087 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12088 sysv_varargs_p field of the cfun->machine structure.
12090 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
12092 (rs6000_restore_machine_status): Remove prototype.
12094 2001-01-09 Richard Henderson <rth@redhat.com>
12096 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
12097 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
12098 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
12099 (sched_analyze_2, sched_analyze_insn): Likewise.
12100 (sched_analyze, init_deps): Likewise.
12101 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
12102 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
12103 (compute_block_backward_dependences): Update propagate_deps call.
12105 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
12107 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
12109 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12111 * cppinit.c (OPT_MD, OPT_MMD): Restore.
12112 (cpp_handle_option): Handle them.
12113 (cpp_post_options): Ensure one of -M or -MM is specified with
12114 any other -M? option.
12115 (init_dependency_output): Suppress output with -MG.
12117 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12119 * cpp.texi: Update.
12120 * invoke.texi: Update.
12122 2001-01-09 Bernd Schmidt <bernds@redhat.com>
12124 * sh.md (reload_outsf): Generate recognizable patterns for
12127 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12129 * c-lang.c (lang_hooks): Update.
12130 (lang_init): Rename c_init.
12131 (lang_finish): Remove.
12132 * toplev.c (compile_file): Use lang_hooks for lang_init ()
12133 and lang_finish ().
12134 * toplev.h (lang_hooks): Add init () and finish ().
12135 * tree.h (lang_init, lang_finish): Remove.
12136 * cp/tree.h (lang_init, lang_finish): Remove.
12137 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
12138 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
12140 (lang_init, lang_finish): Remove.
12141 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
12142 (lang_hooks): Update.
12143 * java/lang.c (lang_init): Rename java_init.
12144 (lang_finish): Remove.
12145 (lang_hooks): Update.
12146 * objc/objc-act.c (lang_init): Rename objc_init.
12147 (lang_finish): Remove.
12148 (lang_hoooks): Update.
12150 20001-01-09 Graham Stott <grahams@redhat.com>
12152 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
12153 after `ptr` is initialised.
12155 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12157 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
12158 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
12159 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
12160 stack adjusts, instead of r3.
12162 2001-01-09 Michael Hayes <mhayes@redhat.com>
12164 * flow.c (flow_loop_scan): Break out of ...
12165 (flow_loops_find) ... here.
12166 * basic-block.h (flow_loop_scan): New.
12167 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
12168 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
12170 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12172 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
12174 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
12175 realloc()ing macro_buffer.
12177 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
12178 if it's wider than long and the target's long is wider than the
12181 2001-01-09 Mark Mitchell <mark@codesourcery.com>
12183 Remove support for using UWIN as a host machine.
12184 * configure.in: Issue an error message.
12185 * configure: Regenerated.
12186 * config.gcc: Remove xm_* UWIN configury.
12187 * config/i386/xm-uwin.h: Remove.
12189 2001-01-08 Nick Clifton <nickc@redhat.com>
12191 * config/v850/v850.c (ra_rtx): Delete.
12192 (v850_save_machine_status): Delete.
12193 (v850_restore_machine_status): Delete.
12194 (v850_init_machine_status): New function.
12195 (v850_mark_machine_status): New function.
12196 (v850_free_machine_status): New function.
12197 (v850_return_addr): Use ra_rtx field in machine structure.
12198 (v850_init_expanders): Use new functions.
12200 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
12201 * config/v850/v850.c: Change arguments to v850_output+* functions
12202 to take a const char *, to avoid compile time warning.
12203 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
12204 (USER_LABEL_PREFIX): Redefine.
12206 2000-01-08 Jim Wilson <wilson@redhat.com>
12208 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
12209 1 to unsigned HOST_WIDE_INT before left shift.
12211 2001-01-08 Nick Clifton <nickc@redhat.com>
12213 * config/arm/arm.c (arm_mark_machine_status): Check to see if
12214 the machine structure has been allocated.
12215 (arm_free_machine_status): New function: Free the machine
12216 specific function structure.
12218 2001-01-08 Richard Henderson <rth@redhat.com>
12220 * jump.c (simplejump_p): Revert last change.
12222 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
12224 * cppinit.c (init): Rename init_library.
12225 (cpp_create_reader): Update.
12226 * gcc.c (cpp_options): If -o given, use it as the target of
12229 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12231 * arm.c (arm_arch5e): New variable.
12232 (all_cores): XScale is a 5TE device.
12233 (arm_override_options): Set arm_arch5e.
12234 (arm_init_builtins): __builtin_prefetch is in arch5e.
12235 * arm.h (arm_arch5e): Declare it.
12237 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
12239 * arm.md (define_constants): Add defines for UNSPEC and
12240 UNSPEC_VOLATILE insns. Update all users.
12241 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
12242 * arm.c (multi_register_push, note_invalid_constants)
12243 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
12244 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
12245 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
12247 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
12249 * jump.c (jump_optimize_1): Use reversed_comparison_code
12250 instead of can_reverse_comparison_p.
12251 (jump_back_p): Likewise.
12252 (invert_exp_1): Likewise.
12253 (thread_jumps): Likewise.
12254 * simplify-rtx.c (simplify_unary_operation): Likewise.
12255 (simplify_ternary_operation): Likewise.
12256 * cse.c (find_comparison_args): Convert to use
12257 can_reverse_comparison_p.
12258 (record_jump_equiv): Likewise.
12260 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12262 * arm.h (HARD_REGNO_RENAME_OK): Delete.
12263 (EPILOGUE_USES): Define.
12264 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
12265 automatically stack the LR if it isn't live.
12267 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
12269 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
12272 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
12274 * ggc-page.c (max_alignment): New structure.
12275 (MAX_ALIGNMENT): New macro.
12276 (init_ggc): Use it to round up the sizes in the
12277 extra_order_size_table.
12279 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12281 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
12284 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12286 * builtins.def (BUILT_IN_FPRINTF): New entry.
12288 * c-common.c (c_expand_builtin_fprintf): New function.
12289 (init_function_format_info): Handle __builtin_fprintf.
12290 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
12291 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
12293 * c-decl.c (duplicate_decls): Adjust comment.
12295 * extend.texi (fprintf): Document new builtin.
12297 2001-01-07 Richard Henderson <rth@redhat.com>
12299 * jump.c (simplejump_p): Recognize any single_set jump
12300 of the proper form.
12302 2001-01-07 Richard Henderson <rth@redhat.com>
12304 * configure.in (slibdir): Accept an --with-slibdir option.
12305 Use "test" not "[" in configure. Default to $(libdir).
12307 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
12309 * config/t-aix43 (SHLIB_INSTALL): Likewise.
12310 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
12311 (SHLIB_LINK): Create links for the soname.
12312 * config/mips/t-iris6: Likewise.
12313 * config/sparc/t-slibgcc: Likewise.
12314 * config/sparc/t-slibgcc-sld: Likewise.
12316 2001-01-07 Jakub Jelinek <jakub@redhat.com>
12318 * config/i386/i386.c (constant_call_address_operand): Accept
12319 (const (plus (symbol_ref) (const_int))).
12320 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
12321 constant_call_address_operand.
12323 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12325 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
12326 and LONG_LONG_TYPE_SIZE > 32.
12328 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12330 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
12331 the previous change.
12333 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
12335 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
12337 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
12338 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
12339 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
12342 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12344 * fix-header.c (read_scan_file): s/pfile/scan_in/.
12346 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12348 * c-lang.c (c_post_options): Call cpp_post_options.
12349 * objc/objc-act.c (objc_post_options): Similarly.
12350 * cppmain.c (main): Similarly.
12351 * fix-header.c (read_scan_file): Similarly.
12352 * cppinit.c (cpp_start_read): Move option consistency checks
12353 to cpp_post_options. Don't call init_dependency_output.
12354 If needed, add default target and main file dependency.
12355 (OPT_MD, OPT_MMD): Remove.
12357 (cpp_handle_option): Update for OPT_* changes.
12358 (cpp_post_options): New.
12359 (init_dependency_output): Command line -MF overrides environment
12360 variables. Don't set default target etc. Suppress output
12361 if dependencies are going to stdout.
12362 (print_help): Update.
12363 * cpplib.h (cpp_post_options): New.
12364 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
12366 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
12368 * jump.c (comparison_dominates_p): Support unordered compares.
12370 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
12372 * simplify-rtx.c (simplify_relational_operation): Always simplify
12373 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
12376 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
12378 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
12379 (nonzero_bits): Likewise.
12380 (simplify_comparison): Likewise.
12381 (num_sign_bit_copies): Likewise; return more sane value depending
12382 on STORE_FLAG_VALUE.
12383 (known_cond): Do not assume EQ to be always true for equivalent
12386 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
12388 * cse.c (fold_rtx): Handle unordered comparisons.
12390 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
12392 * rtlanal.c (set_of_1): New static function.
12393 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
12394 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
12395 reg_set_last_last_regno): Remove.
12396 (set_of): New global function.
12397 (set_of_data): New structure.
12398 (reg_set_p, reg_set_last): Revamp for set_of.
12399 * rtl.h (set_of): New.
12401 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12403 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
12404 * extend.texi: Document _Exit builtin.
12406 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12408 * (initialize, initialize_builtins,
12409 initialize_dependency_output, initialize_standard_includes):
12410 Rename s/initialize/init. Update.
12411 (init_dependency_output): Move to after
12412 cpp_handle_options, the correct location temporally at least.
12413 (opt_comp): Move next to init (), its caller. Fix prototype.
12414 (init): Make "initialized" local scope.
12415 (cpp_create_reader): Always call init ().
12416 (cpp_start_read): Update.
12417 (output_deps): New function, broken out of cpp_finish.
12418 (cpp_finish): Break out output_deps.
12420 2001-01-07 Richard Henderson <rth@redhat.com>
12422 * collect2.c (COFF specific stuff): Revert 12-06 patch
12423 to prototype system functions.
12425 2001-01-07 Michael Hayes <mhayes@redhat.com>
12427 * hard-reg-set.h: Add multiple include guard.
12428 * basic-block.h (struct loop): Add `sink' field.
12429 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
12430 (emit_iv_add_mult): Delete.
12431 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
12432 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
12433 (unroll_loop): Remove end_insert_before argument.
12434 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
12435 (maybe_eliminate_biv_1): Likewise.
12436 (emit_iv_add_mult): Delete.
12437 (gen_add_mult, loop_regs_update): New.
12438 (loop_insn_emit_after, loop_insn_emit_before): New.
12439 (loop_insn_sink, loop_insn_sink_or_swim): New.
12440 (emit_iv_add_mult): Delete.
12441 (scan_loop): Set loop->sink.
12442 (loop_givs_reduce): Use loop_insn_sink and its ilk.
12443 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
12444 (maybe_eliminate_biv_1): Likewise.
12445 (maybe_eliminate_biv_1): Add basic block argument.
12446 * unroll.c (unroll_loop): Remove end_insert_before argument.
12447 (find_splittable_regs): Likewise.
12448 (find_splittable_regs): Use loop_insn_sink and its ilk.
12449 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
12451 2001-01-07 Michael Hayes <mhayes@redhat.com>
12453 * loop.h (loop_insn_hoist): New prototype.
12454 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
12455 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
12456 (check_dbra_loop, load_mems): Likewise.
12457 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
12458 (find_splittable_givs): Likewise.
12460 2001-01-07 Michael Hayes <mhayes@redhat.com>
12462 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
12464 2001-01-07 Richard Henderson <rth@redhat.com>
12466 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
12468 2001-01-07 Richard Henderson <rth@redhat.com>
12470 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
12471 NO_SHARED_LIBGCC_MULTILIB as required for the target.
12472 * gcc.c (init_spec): Massage the existing libgcc_spec into a
12473 variant that handles a shared libgcc.
12474 (process_command): Always validate -{static,shared}-libgcc.
12475 (do_spec_1): New 'M' case.
12476 * invoke.text (Link Options): Document -{static,shared}-libgcc.
12478 2001-01-07 Richard Henderson <rth@redhat.com>
12480 * Makefile.in (slibdir): New variable.
12481 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
12482 (installdirs): Create slibdir.
12483 (install-libgcc, install-multilib): Defer to libgcc.mk.
12484 * configure.in (slibdir): Substitute.
12485 * mklibgcc.in (install): New target.
12487 * config/t-linux (SHLIB_LINK): Create links for the soname.
12488 (SHLIB_INSTALL): New.
12489 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
12490 * config/mips/t-iris6 (SHLIB_INSTALL): New.
12491 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
12492 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
12493 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
12495 2001-01-07 Richard Henderson <rth@redhat.com>
12497 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
12498 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
12499 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
12501 2001-01-07 Michael Hayes <mhayes@redhat.com>
12503 * loop.c (count_loop_regs_set): Delete.
12504 (load_mems_and_recount_loop_regs_set): Delete.
12505 (loop_regs_scan): Merge common code from count_loop_regs_set,
12506 scan_loop, and load_mems_and_recount_loop_regs_set.
12507 (scan_loop): Call load_mems directly and loop_regs_scan
12508 again if new registers created.
12510 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12512 * toplev.c (main): Call the front-end specific post_options
12513 hook if one is given.
12514 * toplev.h (struct_lang_hooks, lang_hooks): New.
12515 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
12516 for the C front end.
12517 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
12518 lang_hooks for the C++ front end.
12519 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
12520 lang_hooks for the ObjC front end.
12521 * f/com.c (lang_hooks): Hooks for the Fortran front end.
12522 * java/lang.c (lang_hooks): Hooks for the Java front end.
12524 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12526 * c-lex.c (init_c_lex): Request #define / #undef callbacks
12527 for verbose DWARF[2] debugging.
12528 (cb_define, cb_undef): The new callbacks.
12529 * toplev.h (debug_define, debug_undef): Make const correct.
12530 * toplev.c (debug_define, debug_undef): Similarly. Do not
12531 perform the verbosity tests here anymore.
12533 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
12535 * reload.c (subst_reloads): Take INSN argument. When
12536 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
12537 * reload.h (subst_reloads): Adjust prototype.
12538 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
12539 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
12540 present in JUMP_INSNs and copy them to JUMP_LABEL.
12541 * flow.c (find_label_refs, find_basic_blocks_1): Skip
12542 JUMP_INSNs and insns with REG_LABELs that are followed by
12543 JUMP_INSNs with the same REG_LABEL.
12544 * sched-rgn.c (is_cfg_nonregular): Likewise.
12545 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
12547 * unroll.c (unroll_loop): Look for REG_LABEL notes in
12549 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
12551 2001-01-06 Richard Henderson <rth@redhat.com>
12553 * loop.c (scan_loop): Use xcalloc for the regs array.
12554 (load_mems_and_recount_loop_regs_set): Zero the new memory
12555 received from xrealloc.
12557 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
12559 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
12561 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
12563 * integrate.c (copy_rtx_and_substitute): When copying
12564 an ignored return value, strip REG_FUNCTION_VALUE_P.
12566 2001-01-06 Michael Hayes <mhayes@redhat.com>
12568 * loop.c (debug_biv, debug_giv): New.
12569 (loop_biv_dump): Break out from ...
12570 (record_biv): ... here.
12571 (loop_giv_dump): Break out from ...
12572 (record_giv): ... here.
12573 (loop_bivs_check): Use print_simple_rtl.
12574 * unroll.c (loop_iterations): Use print_simple_rtl.
12576 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12578 * pa.md (return, return_internal): Modify patterns to prevent regrename
12579 mucking with the return pointer.
12581 2001-01-05 Richard Henderson <rth@redhat.com>
12583 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
12585 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
12587 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
12588 version supplied by Matteo Frigo.
12590 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12592 * cpp.texi: Update for -MQ.
12593 * cppinit.c (cpp_create_reader): Always create pfile->deps.
12594 (cpp_cleanup): Always free pfile->deps.
12595 (initialize_dependency_output): Don't create pfile->deps.
12596 (cpp_handle_option): Similarly.
12598 * gcc.c (cpp_options): Handle -MQ.
12599 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12600 * mkdeps.c (base_name): Remove.
12601 (deps_init): Don't allocate vector space until it's needed.
12602 (deps_free): Only free vectors if allocated.
12603 (deps_add_target, deps_add_dep): Update for initial allocation.
12604 (deps_add_default_target): Don't strip to the base_name.
12606 2001-01-05 DJ Delorie <dj@redhat.com>
12608 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
12609 (INIT_EXPANDERS): Define.
12611 * config/v850/v850.c (struct machine_function): Define.
12612 (v850_save_machine_status): New function.
12613 (v850_restore_machine_status): New function.
12614 (v850_return_addr): New function.
12615 (v850_init_expanders): New function.
12617 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
12618 and v850_init_expanders.
12620 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12622 * cpplib.h (struct cpp_reader): Add help_only field.
12623 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
12624 (cpp_handle_option): Set pfile->help_only if we see -h,
12625 --help, -target-help, or --version. Print version string but
12626 do not set help_only if we see -v or -version. Make text
12627 printed by -v match that printed by (-)-version.
12629 * cppmain.c (main): Exit after option parsing if
12630 pfile->help_only is true.
12632 * toplev.c (independent_decode_option): Call print_version,
12633 then exit, if we see --version (but not -version).
12634 (print_version): Split lengthy message into two lines.
12636 2001-01-05 Nick Clifton <nickc@redhat.com>
12638 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
12639 temporary string for initialisation before calling ggc_alloc_string.
12641 2001-01-06 Michael Hayes <mhayes@redhat.com>
12643 * rtl.h (print_simple_rtl): New.
12644 * print-rtl.c (print_simple_rtl): New.
12645 (flag_simple): New.
12646 (print_rtx): Disable printing of flags and modes, etc.,
12647 if `flag_simple` nonzero.
12649 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12651 * function.c (fixup_var_refs): Use push_to_full_sequence where
12654 2001-01-05 Michael Meissner <meissner@redhat.com>
12656 * flags.h (flag_reorder_blocks): Add declaration.
12657 (flag_rename_block): Ditto.
12659 2001-01-05 DJ Delorie <dj@redhat.com>
12661 * function.c (reorder_blocks): Make sure the flags are all reset
12662 before using them to mark blocks, else a second invocation will
12663 corrupt the block chain.
12664 (reorder_blocks_0): New, resets the flags.
12666 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
12668 * cse.c (find_comparison_args): Stop if the argument is known to
12671 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12673 * config/sh/sh.md (movdf): When splitting load into pair of
12674 registers, don't clobber the register used in the address too
12677 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
12679 * varasm.c (mark_constant_pool): Improve initial comments.
12680 (mark_constants): Move marking of constants to mark_constant.
12681 (mark_constant): New function to recursively mark all constants
12682 referred to by a constant.
12684 2001-01-05 Catherine Moore <clm@redhat.com>
12686 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
12688 2001-01-05 Phil Edwards <pme@sources.redhat.com>
12690 * cp/lang-options.h: Bring comment in line with reality.
12691 * f/lang-options.h: Likewise.
12692 * java/lang-options.h: Likewise.
12693 * objc/lang-options.h: Likewise.
12694 * ch/lang-options.h: Likewise.
12695 * f/g77.texi: And update the manual.
12697 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
12698 Denis Chertykov <denisc@overta.ru>
12700 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
12701 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
12702 * config/avr/avr.md (all peepholes that request a scratch register):
12703 Call it, FAIL the peephole if not safe (in interrupt functions).
12705 2001-01-05 Mark Mitchell <mark@codesourcery.com>
12707 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
12709 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
12711 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
12713 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
12714 BUILT_IN_CREAL and BUILT_IN_CIMAG.
12715 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
12716 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
12717 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
12719 * extend.texi: Document these builtins.
12721 2001-01-05 Daniel Berlin <dberlin@redhat.com>
12723 * c-common.c (lang_get_alias_set): Say we know nothing of
12724 VECTOR_TYPE aliasing.
12726 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
12728 2001-01-05 Bruce Korb <bkorb@gnu.org>
12730 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
12731 their x* equivalent versions for atexit-less systems
12732 * fixinc/fixincl.c(main): do not return from main() on atexit-less
12733 systems (or any other system any more).
12735 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
12737 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
12738 output operands. Use arm_hard_register_operand for operand 4.
12739 (stmsi_postinc): Similarly.
12740 (ldmsi): Use arm_hard_register_operand for opernand 2.
12741 (stmsi): Similarly.
12742 * arm.c (arm_hard_register_operand): New function.
12743 * arm-protos.h (arm_hard_register_operand): Prototype it.
12745 * arm.h (HARD_REGNO_RENAME_OK): Define.
12747 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
12749 * simplify-rtx.c (cfc_args): add "unordered" field.
12750 (check_fold_consts): Set unordered field.
12751 (simplify_relational_operation): Simplify the unordered
12754 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
12757 * emit-rtl.c (try_split): Fix code to mark labels.
12758 * jump.c (mark_jump_label): Make global.
12759 * rtl.h (mark_jump_label): Declare.
12761 * predict.c (estimate_probability): Handle unordred comparisons.
12763 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12765 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
12766 * cppinit.c (initialize_dependency_output): Update.
12767 (cpp_finish): Output dummy targets for -MP.
12769 (cpp_handle_option): Handle -MP. Don't quote -MT options.
12770 * cpplib.h (struct cpp_options): Add deps_phony_targets.
12771 * gcc.c (cpp_options): Update to handle -MP.
12772 * mkdeps.c (deps_add_target, deps_add_default_target): Update
12773 to quote only the default target.
12774 (deps_phony_targets): Insert a preceding newline. Rename from
12775 deps_dummy_targets for consistency.
12778 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12780 * calls.c (emit_library_call_value_1): Support
12781 INIT_CUMULATIVE_LIBCALL_ARGS.
12782 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
12784 2001-01-04 Richard Henderson <rth@redhat.com>
12786 * c-decl.c (finish_struct): Detect flexible array members
12787 used in an inappropriate context.
12788 * c-typeck.c (really_start_incremental_init): Special case
12789 constructor_max_index for zero length arrays.
12790 (pop_init_level): Allow initialization of flexible array
12791 members. Deprecate initialization of zero length arrays.
12792 Don't issue missing initializer warning for flexible array
12793 members or zero length arrays.
12794 (process_init_element): Don't dereference null DECL_SIZE.
12795 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
12796 Don't abort for empty constructors. Use size_binop
12797 (output_constructor): Add commentary regarding zero length
12798 array futures. Abort if we try to initialize an array of
12799 unspecified length with a non-empty constructor in the middle
12802 * extend.texi (Zero Length): Update and clarify documentation
12803 on static initialization.
12805 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12807 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
12808 with more than 32767 words of local storage.
12810 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12812 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
12813 for 'abs', 'labs', and 'fabs'.
12814 (c4x_expand_builtin): Likewise.
12815 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
12817 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12819 * config/sh/sh.md (prget, prset): New insn types.
12820 (return delay slot): Dont' allow prset.
12821 (call, sfunc delay slot): Don't allow prget.
12822 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
12823 for prset and prget.
12825 2001-01-05 Michael Hayes <mhayes@redhat.com>
12827 * loop.h (struct loop_reg): New.
12828 (struct loop_regs): Change to use array of `struct loop_reg'.
12829 * loop.c: Replace assortment of varrays with single regs array.
12830 (count_one_set): Delete may_not_move array argument
12831 and use regs array instead. All caller's changed.
12832 (count_loop_regs_set): Delete may_not_move and single_usage
12833 arguments and use regs array instead. All caller's changed.
12834 (find_single_use_in_loop): Replace usage array argument with pointer
12835 to regs structure. All caller's changed.
12836 (loop_optimize): Delete `moved_once' array.
12838 2001-01-05 Michael Hayes <mhayes@redhat.com>
12840 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
12841 Use it instead of loop_info->has_call for scanning loop mems.
12842 (check_dbra_loop): Replace loop_info->has_call test with
12843 loop_info->has_nonconst_call.
12845 2000-01-04 Matthew Hiller <hiller@redhat.com>
12847 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
12850 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12852 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
12853 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
12855 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12857 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
12858 (flag_short_double, flag_short_wchar): Define.
12859 (c_common_nodes_and_builtins): Create many tree nodes shared
12860 between C and C++ here instead of in cp/decl.c and ...
12861 * c-decl.c (init_decl_processing): ... here.
12862 (SIZE_TYPE, WCHAR_TYPE): Don't define.
12863 (flag_short_double, flag_short_wchar): Don't define.
12864 (record_builtin_type): New function.
12865 (build_void_list_node): New function.
12866 * c-common.h (flag_short_double, flag_short_wchar,
12867 record_builtin_type, build_void_list_node): Declare.
12869 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
12871 * integrate.c (expand_inline_function): Don't put a virtual
12872 register into the reg map.
12874 * function.c (fixup_var_refs_1): If force_operand didn't put
12875 the address into the target, move it there.
12877 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12879 Special-case tree_decl/tree_list allocations.
12880 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
12881 (OBJECT_SIZE): New macro.
12882 (NUM_EXTRA_ORDER): Likewise.
12883 (extra_order_size_table): New variable.
12884 (NUM_ORDERS): New macro.
12885 (objects_per_page_table): New variable.
12886 (object_size_table): New variable.
12887 (G.pages): Use NUM_ORDERS to bound the array.
12888 (G.page_tails): Likewise.
12889 (DIV_ROUND_UP): Remove.
12890 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
12891 (alloc_page): Use OBJECT_SIZE.
12892 (size_lookup): Don't make it const.
12893 (ggc_alloc): Use OBJECT_SIZE.
12894 (ggc_set_mark): Likewise.
12895 (ggc_get_size): Likewise.
12896 (init_ggc): Set up the object_size_table, objects_per_page_table,
12897 and adjust size_lookup.
12898 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
12899 (ggc_pop_context): Use NUM_ORDERS.
12900 (clear_marks): Likewise.
12901 (sweep_pages): Likewise.
12902 (poison_pages): Likewise.
12903 (ggc_print_statistics): Use OBJECT_SIZE.
12905 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12907 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
12908 Only call array_size_for_constructor if last field and array type
12909 with no upper bound.
12911 2001-01-04 Philip Blundell <philb@gnu.org>
12913 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
12914 from bit 31 downwards, if this requires no more insns.
12915 (count_insns_for_constant): New helper function for above.
12917 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
12919 * gencodes.c (output_predicate_decls): Remove empty initializer.
12921 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12923 * tree.c (copy_node): Remove documentation about obstacks.
12924 (buidl1): Check that nobody tries to build 2-argument nodes this
12927 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12929 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
12932 * gencodes.c (output_predicate_decls): Fill empty initializer
12935 2001-01-04 Jakub Jelinek <jakub@redhat.com>
12937 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
12938 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
12940 (do_include): Handle missing headers like cpp0.
12941 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
12942 paths with first include pathname. Don't strcat to uninitialized
12945 2001-01-04 Bernd Schmidt <bernds@redhat.com>
12947 * regrename.c (regrename_optimize): Don't rename from frame pointer
12948 if frame_pointer_needed.
12949 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
12950 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
12951 (ia64_reorg): Use it instead of scheduling if ! optimize.
12952 (errata_emit_nops): Properly call asm_noperands.
12953 (ia64_sched_reorder): Finish cycle if we see an asm.
12954 (ia64_variable_issue): Clear scheduling state after asms.
12956 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
12958 * cpp.texi: Update for -MT.
12959 * cppinit.c (initialize_dependency_output): Add a default
12960 target if none has been given already.
12961 (no_tgt, OPT_MT): New.
12962 (cpp_handle_option): Handle -MT. Update -M etc.
12963 * cpplib.h (struct cpp_options): Remove deps_target.
12964 * gcc.c (cpp_options): Handle -MT.
12965 * mkdeps.c (struct deps): Move from mkdeps.h.
12966 (deps_calc_target): Rename deps_add_default_target. Add a
12967 default target if none has been specified already.
12968 * mkdeps.h (struct deps): Move to mkdeps.c.
12969 (deps_calc_target): Rename deps_add_default_target.
12971 2000-01-03 Richard Henderson <rth@redhat.com>
12973 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
12975 * c-typeck.c (push_init_level): Move checks for flexible array
12976 members and zero length arrays ...
12977 (pop_init_level): ... here. Silently discard empty initializations.
12979 * varasm.c (output_constructor): Update for sizeof change to
12980 zero-length arrays.
12982 * extend.texi (Zero Length): Clarify semantics.
12984 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12986 * configure.in (tm.h): Include isns-codes.h last.
12987 * configure: Rebuilt.
12989 2001-01-03 Richard Henderson <rth@redhat.com>
12991 * config/alpha/alpha.md (addvsi3, addvdi3): New.
12992 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
12994 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12996 * tradcpp.c (main): Make sure finclude() is called with a valid
12997 indepth value while handling -include.
12999 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13001 * gencodes.c (output_predicate_decls): New function.
13003 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
13004 even if it is not the first time machmode.h is #included.
13005 * config/sh/sh.c (fpul_operand): Declare MODE argument.
13006 * tm.texi (PREDICATE_CODES): Document predicate declarations.
13007 * gcc.texi (Copyright): Added 2001.
13009 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13011 * c-common.c (c_common_lang_init): New function. Warn if format
13012 warning options which only have effects when used with -Wformat
13013 are used without -Wformat.
13014 * c-common.h (c_common_lang_init): Declare.
13015 * c-lang.c (lang_init): Call c_common_lang_init.
13016 * objc/objc-act.c (lang_init): Call c_common_lang_init.
13018 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13020 * configure.in: Check for the mktemp command.
13021 * configure: Regenerate.
13022 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
13023 $TEMP. Create temporary files with mktemp, if available at
13024 configure time; otherwise use set -C. Remove temporary files
13027 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13029 * configure.in: Require at least texinfo 4.0. Check for whether
13030 Pod::Man is sufficiently recent to regenerate GCC manpages.
13031 * configure: Regenerate.
13032 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
13034 (GENERATED_MANPAGES): Define.
13035 (generated-manpages): New target. Depend on cpp.1 as well as
13037 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
13038 configure to generated-manpages or empty) rather than on the
13039 manpages directly. Remove execute permission from installed
13040 gcov.1 as well as cpp.1.
13041 * cpp.1, gcov.1: Regenerate.
13043 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13045 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13046 tree_low_cst. Allow using cmpstrsi in more cases.
13048 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13050 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13053 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13055 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13056 * Makefile.in (HOST_CFLAGS): Mention build-make.
13058 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13060 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13063 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13065 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
13068 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
13071 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
13072 reg_base_value and reg_known_value arrays.
13073 (init_alias_analysis): Add more cases to detect known values.
13074 * sched-deps.c (deps_may_trap_p): New function.
13075 (sched_analyze_2): Use it.
13077 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13079 * combine.c (simplify_shift_const): Even if we're sign-extracting,
13080 don't discard an ASHIFTRT if we're shifting in a wider mode.
13082 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
13084 * toplev.c (rest_of_compilation): Don't print basic block information
13085 when CFG isn't up to date.
13087 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
13089 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
13090 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
13091 (UNALIGNED_SHORT_ASM_OP): Define.
13092 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
13094 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13096 * fold-const.c (fold_convert): Fix typo.
13098 2001-01-02 Richard Henderson <rth@redhat.com>
13100 * c-common.h (ASM_INPUT_P): New.
13101 * c-parse.in (asm): Set it when needed.
13102 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
13103 existance of an operand.
13105 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
13107 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
13108 (dwarf2out_frame_debug_expr): Likewise.
13109 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
13111 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
13113 * i386.c (ix86_split_to_parts): Return number of part required;
13115 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
13117 (ix86_split_long_move): Use number of part returned
13118 by ix86_split_to_parts
13119 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
13121 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
13122 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
13123 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
13124 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
13125 (ALIGN_MODE_128): Add TFmode.
13126 (IS_STACK_MODE): Likewise.
13127 (HARD_REGNO_NREGS): TFmode needs 3 registers.
13128 (HARD_REGNO_OK): Support TFmodes.
13129 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
13130 * i386.md (scheduler definitions): Use memory operand to determine
13131 fst/fld instructions; use mode attribute to determine real mode of
13133 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
13134 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
13136 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13138 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
13140 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13142 * expr.c (store_constructor_field): Update ALIGN before calling
13145 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13147 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
13150 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13152 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
13155 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13157 * c-decl.c (start_function): Don't warn on third parameter to main.
13159 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13161 * tsystem.h: Define HAVE_DECL_GETOPT.
13163 2001-01-02 Philip Blundell <pb@futuretv.com>
13165 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
13168 2001-01-02 Richard Henderson <rth@redhat.com>
13170 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
13172 2001-01-02 Andreas Jaeger <aj@suse.de>
13174 * c-decl.c (c_decode_option): Remove support of
13175 -Wmissing-noreturn.
13177 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
13178 (W_options): Add -Wmissing-noreturn here.
13180 * flow.c: Define lang_missing_noreturn_ok_p.
13181 (check_function_return_warnings): Use it.
13183 * c-common.h: Declare lang_missing_noreturn_ok_p.
13185 * c-lang.c (c_missing_noreturn_ok_p): New function.
13186 (lang_init): Set lang_missing_noreturn_ok_p.
13188 * invoke.texi (Warning Options): Document this.
13190 2000-12-27 Phil Edwards <pme@sources.redhat.com>
13192 * extend.texi (C++ Extensions): New node for C++ attributes;
13193 describe init_priority and com_interface.
13194 * invoke.texi: Remove -finit-priority as it now has zero effect.
13195 * install.texi: Fix xref syntax.
13196 * md.texi: Likewise.
13198 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13200 * config.gcc (sparc64-wrs-vxworks*): New case.
13201 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
13203 * config/sparc/sparc.c (sparc_override_options): Do support different
13204 pointer and architecture size.
13205 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
13206 (POINTERS_EXTEND_UNSIGNED): Define.
13207 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
13208 (FUNCTION_MODE): Define to be Pmode.
13209 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
13211 * function.c (expand_function_end): Properly handle DECL_RESULT
13212 and copy when ptr_mode != Pmode.
13213 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
13215 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13217 * c-common.c (c_common_nodes_and_builtins): Set prototype
13218 parameters for __builtin_fputs, __builtin_fputc and
13219 __builtin_fwrite. Don't declare plain fputc as a builtin.
13221 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
13223 * loop.c (add_label_notes): Increment the label usage count when
13224 a note is added to an insn which refers to a CODE_LABEL.
13225 * gcse.c (add_label_notes): Likewise.
13227 2001-01-01 Andreas Jaeger <aj@suse.de>
13229 * loop.c (scan_loop): Use xmalloc to allocate movables.
13231 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13233 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
13234 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
13235 * reload1.c (REGISTER_MOVE_COST): Likewise.
13236 * regclass.c (REGISTER_MOVE_COST): Likewise.
13237 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
13238 dimension. Adjust all users.
13239 (init_reg_sets_1): Iterate on all modes.
13240 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
13241 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
13242 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
13243 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
13244 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
13245 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
13246 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
13247 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
13248 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
13249 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
13250 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
13251 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
13252 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
13253 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
13254 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
13255 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
13256 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
13257 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
13258 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
13259 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
13260 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
13261 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
13262 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
13263 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
13264 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
13265 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
13266 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
13268 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13270 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
13271 arg VARIES_P. Call it with extra arg.
13272 (true_dependence): Likewise.
13273 * rtl.h (rtx_addr_can_trap_p): Declare.
13274 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
13276 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
13277 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
13278 pic offset table register if it's zero. All callers changed.
13279 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
13281 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13283 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
13284 STRING_POOL_ADDRESS_P.
13286 * config/sparc/sparc.c (input_operand): Properly test for short op.
13288 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
13289 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
13290 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
13291 * config/sparc/elf.h: No longer include sol2.h.
13292 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
13293 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
13295 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
13297 2001-01-01 Michael Hayes <mhayes@redhat.com>
13299 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
13300 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
13301 (record_initial): Likewise.
13302 * unroll.c (copy_loop_body, loop_iterations): Likewise.
13303 (remap_split_bivs): Likewise.
13305 2001-01-01 Michael Hayes <mhayes@redhat.com>
13307 * loop.c (loop_ivs_free): New function.
13308 (strength_reduce): Break out from...
13310 2001-01-01 Michael Hayes <mhayes@redhat.com>
13312 * loop.h (struct iv): New.
13313 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
13314 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
13315 'reg_biv_class' fields with 'regs' and 'n_regs'.
13316 (struct ivs): Rename 'loop_iv_list' field to 'list'.
13317 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
13318 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
13320 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
13322 * resource.c (mark_referenced_resources): Abort() before
13323 attempting to mark a pseudo register.
13324 (mark_set_resources): Likewise.
13326 2001-01-01 Michael Hayes <mhayes@redhat.com>
13328 * loop.h (REG_IV_CLASS): New accessor macro.
13329 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
13330 * unroll.c (REG_IV_CLASS): Likewise.
13332 See ChangeLog.4 for earlier changes.