1 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
3 * ssa.c (rename_block): Update parameter to remove_phi_alternative
4 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
5 re-running life analysis.
7 2001-06-20 Stan Shebs <shebs@apple.com>
9 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
10 also use memset to clear the hash tables.
11 (hash_enter): Assume xmalloc always succeeds.
12 (hash_add_attr): Ditto.
13 (continue_class): Ditto.
15 2001-06-20 Michael Meissner <meissner@redhat.com>
17 * builtins.c (predict.h): Include.
18 (expand_builtin_expect): Update comment.
19 (expand_builtin_expect_jump): New function to expand
20 __builtin_expect inside of a conditional jump expansion.
22 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
23 __builtin_expect (<test>, 1).
25 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
27 * rtl.h (expand_builtin_expect_jump): Add prototype.
29 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
31 * doc/rtl.texi (Machine Modes): Correct description of
32 floating-point modes on machines with non-8-bit bytes.
34 2001-06-19 Bernd Schmidt <bernds@redhat.com>
36 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
37 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
40 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
42 * ssa.c (remove_phi_alternative): Remove declaration. No longer
43 static. Second argument is a pointer to a basic block structure,
44 not a basic block index.
45 (convert_to_ssa): Do not remove dead code.
46 (convert_from_ssa): Do not remove dead code to create death notes.
47 * ssa.h (remove_phi_alternative): Declare.
49 * flow.c (delete_unreachable_blocks): Fix patch error in
50 previous change (call to find_unreachable_blocks was lost).
52 * ssa.c (ssa_uses): Remove definition.
53 (apply_delayed_renames): Don't grow ssa_uses.
54 (rename_block): Remove comment related to ssa_uses.
55 (rename_registers): Do not initialize ssa_uses.
56 (convert_from_ssa): Do not free ssa_uses.
58 * ssa-dce.c: Renamed from dce.c.
59 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
60 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
63 2001-06-19 Eric Christopher <echristo@redhat.com>
65 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
66 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
67 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
69 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
71 * sh.c (output_branch): Delete bogus code.
73 * sh.c (initial_elimination_offset):
74 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
76 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
78 * flow.c (find_unreachable_blocks): New function.
79 (delete_unreachable_blocks): Use find_unreachable_blocks.
80 * basic-block.h (find_unreachable_blocks): Declare.
82 * dce.c (eliminate_dead_code): Fix formatting glitch.
84 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
86 * c-common.h (RETURN_NULLIFIED_P): New macro.
87 * c-semantics.c (genrtl_return_stmt): Check it.
89 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
90 (emit_block_move): Likewise.
92 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
94 * unroll.c: Include predict.h.
95 (unroll_loop): Drop prediction notes on preconditioning.
96 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
97 New; add comments on the others.
98 * Makefile.in: (unroll.o): Add dependancy on predict.h.
99 * loop.c (strength_reduce): Fix branch prediction.
101 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
103 * stmt.c (emit_case_nodes): Optimize test whether index is in given
106 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
108 * predict.c (estimate_probability): Do not bail out early
109 when note is present.
110 (combine_predictions_for_insn): Fix note removal code.
112 2001-06-18 Ben Elliston <bje@redhat.com>
114 * except.c (resolve_fixup_regions): Initialise "cleanup".
116 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
118 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
120 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
122 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
123 use put_var_into_stack.
125 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
127 * gccspec.c (lang_specific_driver): If compiling ObjC, add
128 -shared-libgcc when necessary.
129 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
131 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
133 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
134 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
135 bitmap_last_set_bit. All for compatibility with sbitmap's.
137 *bitmap.c (bitmap_zero): New function.
138 (bitmap_union_of_diffs): New function.
139 (bitmap_first_set_bit): New function.
140 (bitmap_last_set_bit): New function.
142 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
144 * cpp.texi, invoke.texi: Update.
145 * cpp.1, gcc.1: Regenerate.
147 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
149 * i386.md (minsf): Fix splitter. (PR fortran/3191)
151 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
153 * doc/cpp.texi: Update.
154 * doc/cpp.1: Regenerate.
156 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
158 * doc/install.texi: Use correct markup hints.
160 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
162 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
164 * explow.c (expr_size): If DECL and size specified, use it.
166 2001-06-15 Zack Weinberg <zackw@stanford.edu>
168 * doc/cpp.texi: Formatting corrections.
169 Correct buggy example of use of __GNUC__ etc.
170 Clarify $ in identifiers.
171 * doc/cpp.1: Regenerate.
173 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
175 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
177 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
179 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
181 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
182 Added Tru64 UNIX V5.1 bootstrap hints.
183 (Specific, alpha*-*-osf*): Removed old section, obsolete.
185 2001-06-15 Andreas Jaeger <aj@suse.de>
187 * doc/install.texi (Specific): Mention that glibc cannot be
188 compiled with GCC 3.0.
190 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
192 * combine.c (nonzero_bits): Don't optimize away division by
195 2001-06-15 Zack Weinberg <zackw@stanford.edu>
197 * doc/cpp.texi: Revised and brought up to date.
198 * doc/cpp.1: Regenerate.
200 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
202 * doc/install.texi: Update --enable-threads to match reality.
204 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
206 * doc/install.texi: Update for C4x.
207 * README.C4X: Remove.
209 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
211 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
212 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
213 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
214 Consistently use "built-in" and "bit-field". Minor logical markup
216 * doc/gcc.1: Regenerate.
218 2001-06-14 Richard Henderson <rth@redhat.com>
220 * config/mips/mips.md (exception_receiver): New.
222 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
224 * doc/gcc.texi: Update passes documentation to be more in tune
227 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
229 * i386.c (ix86_expand_prologue): Fix merging conflict.
231 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
233 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
234 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
235 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
236 logical markup. Use TeX quotes and dashes. Use @dots{} and
237 @minus{}. Avoid spaces inside @var. Update last modification
239 * doc/gcc.1, doc/gcov.1: Regenerate.
241 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
243 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
244 x86_epilogue_using_move): New global variables.
245 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
246 (ix86_emit_save_regs_using_mov): New static function.
247 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
248 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
249 MASK_MIX_SSE_I387): Renumber.
250 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
251 (x86_accumulate_outgoing_args, x86_prologue_using_move,
252 x86_epilogue_using_move): Declare.
253 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
255 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
257 * inclhack.def (hpux10_cpp_pow_inline): New hack.
259 2001-06-13 Richard Henderson <rth@redhat.com>
261 * ifcvt.c (dead_or_predicable): Fix return value last patch.
263 2001-06-13 Mark Mitchell <mark@codesourcery.com>
267 2001-06-13 Richard Henderson <rth@redhat.com>
269 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
270 (cond_exec_process_if_block, dead_or_predicable): Likewise.
272 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
274 * mips-tfile.c (copy_object): Always pass indexNil for symbol
277 2001-06-13 Kazu Hirata <kazu@hxi.com>
279 * config/h8300/h8300.h (OK_FOR_T): Remove.
280 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
281 * config/h8300/h8300.md: Remove alternatives involving inc and dec
282 in the helper patterns for addhi3 and addsi3.
284 2001-06-13 Phil Edwards <pme@sources.redhat.com>
286 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
288 2001-06-13 Zack Weinberg <zackw@stanford.edu>
290 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
291 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
293 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
294 config/alpha/t-osf4, config/mips/t-iris6: Extract all
295 references to @shlib_map_file@, @shlib_objs@, or
296 @shlib_base_name@ to Makefile variables.
297 Bump soname version of libgcc to 1.
299 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
301 * doc/install.texi: Use more logical markup. Include @node
302 commands in the source when generating any non-HTML.
304 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
306 * README: Remove. Some of the contents moved to ../README.
308 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
310 * doc/install.texi (--enable-shared): List package names
313 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
315 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
316 (*-*-solaris*): Document problem in /bin/sh that affects
317 configuring libraries.
318 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
319 (*-sun-solaris2.8): Document linker problem that explains why
320 libjava is disabled by default.
322 2001-06-09 Mark Mitchell <mark@codesourcery.com>
325 * toplev.c (rest_of_compilation): Remove dead code before
328 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
331 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
332 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
333 * configure: Rebuilt.
335 2001-06-12 Jim Wilson <wilson@redhat.com>
337 * loop.c (strength_reduce): Move bl->all_reduced set before
338 check_ext_dependant_givs call.
339 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
341 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
343 * doc/extend.texi (Function Attributes): Document SH's sp_switch
346 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
348 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
351 2001-06-12 Richard Henderson <rth@redhat.com>
353 * config/i386/i386.c (ix86_expand_prologue): Always use
354 gen_pro_epilogue_adjust_stack; update arguments.
355 (ix86_expand_epilogue): Likewise.
356 (ix86_emit_epilogue_esp_adjustment): Remove.
357 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
358 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
359 clobber of scratch memory instead of a modification of EBP as the
360 barrier. Update all peepholes to match.
362 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
364 * doc/gcc.texi: Change the font used for @def... commands to a
366 * doc/extend.texi: Use more logical markup. Use "built-in"
367 instead of "builtin". Use @deftypefn to mark up built-in
368 functions; specify their types in the @deftypefn and not in the
369 descriptive text. Use TeX quotes and dashes. Add more index
372 2001-06-12 lars brinkhoff <lars@nocrew.org>
374 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
375 (DIR_SEPARATOR_2): Likewise.
377 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
379 * doc/install.texi (--exec-prefix, --bindir, --libdir,
380 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
382 (--enable-cpp): Change to document --disable-cpp instead; update
383 to reflect current default.
384 (--without-fast-fixincludes): Remove documentation.
385 (Final install): Document installation directories in more
386 detail. Document use of make dvi.
388 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
390 * recog.c (validate_replace_rtx_1): Fix previous patch.
392 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
394 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
396 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
398 * simplify-rtx.c (simplify_subreg): Allow volatile memory
399 to be subregged in case we don't have move instruction.
401 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
403 * loop.c: Include predict.h
404 (strength_reduce): Drop branch prediction note in case
405 number of iterations is known.
406 * predict.def (PRED_LOOP_ITERATIONS): new.
407 * Makefile.in (loop.o): Add dependancy on predict.h
409 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
411 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
413 * c-typeck.c (c_start_case): Likewise.
415 2001-06-12 Mark Mitchell <mark@codesourcery.com>
417 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
418 in a structure at a variable address.
420 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
422 * doc/gcov.texi: Use more logical markup.
424 2001-06-11 Mark Mitchell <mark@codesourcery.com>
426 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
427 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
428 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
431 2001-06-11 Stan Shebs <shebs@apple.com>
433 * darwin.h (ASM_FILE_END): Remove decl of language_string.
435 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
437 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
438 as an early clobber to make sure it is not used by reload in
441 2001-06-11 Mark Mitchell <mark@codesourcery.com>
443 * doc/c-tree.texi: Update information about flag_honor_std.
444 * doc/install.texi: Note that binutils is required on HPUX 11.
445 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
448 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
449 variable-sized types.
451 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
453 * doc/md.texi: Use TeX dashes and quotes.
455 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
457 * doc/rtl.texi: Reference manual chapter about trees.
459 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
461 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
462 (WINT_TYPE): Override.
463 (WINT_TYPE_SIZE): Likewise.
464 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
466 * config/sparc/sol2.h (WINT_TYPE): Define.
467 (WINT_TYPE_SIZE): Likewise.
469 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
470 (WINT_TYPE): Override.
471 (WINT_TYPE_SIZE): Likewise.
472 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
473 (CPP_ARCH64_SPEC): Likewise.
475 2001-06-11 Richard Henderson <rth@redhat.com>
477 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
478 with alias attribute.
480 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
481 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
483 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
485 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
487 2001-06-11 Stan Shebs <shebs@apple.com>
489 * darwin.c (darwin_encode_section_info): Rewrite to simplify
490 and fix coding mistakes.
492 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
494 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
495 return string from m32r_output_block_move.
496 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
498 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
500 (ROUND_ADVANCE): Remove signed/unsigned conflict.
501 * config/m32r/m32r.c: Declare prototypes for static functions.
502 (move_src_operand): Replace INT32_P with UINT32_P.
503 (function_arg_partial_nregs): Fixed signed/unsigned conflict
504 in initialisation of 'size'.
505 (m32r_sched_reord): Remove redundant declarations of 'code'.
506 (m32r_output_block_move): Change to a void function.
507 (m32r_encode_section_info): Cast return of
508 TREE_STRING_POINTER to avoid compile time warning.
510 2001-06-11 Richard Henderson <rth@redhat.com>
512 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
513 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
514 (struct machine_function): Add gp_save_rtx.
515 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
516 (alpha_gp_save_rtx): New.
517 * config/alpha/alpha-protos.h: Declare it.
518 * config/alpha/alpha.md (exception_receiver): Make an expander.
519 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
521 2001-06-11 Richard Henderson <rth@redhat.com>
523 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
525 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
527 * configure.in: Align --help messages.
528 Remove trailing full stops.
529 Consistently use lower case.
530 Fix DWARF 2 spelling.
531 * configure: Rebuilt.
533 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
535 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
536 variants for .cpp/.cp/.c++ files.
537 Move definition of __LANGUAGE_C_PLUS_PLUS ...
538 (CPLUSPLUS_CPP_SPEC): ... here.
540 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
542 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
544 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
546 * c-decl.c (store_parm_decls): When comparing types in an
547 old-style function declaration with those from a previous
548 prototype, compare the unqualified versions of parameter types.
551 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
553 * doc/objc.texi: Use more logical markup. Use TeX dashes.
555 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
557 * doc/c-tree.texi: Use more logical markup.
559 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
561 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
563 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
565 * loop.c (scan_loop): Do not combine asm statements.
567 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
569 * simplify-rtx.c (simplify_subreg): Fix offset calculation
570 for complex values within a CONCAT.
572 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
574 * doc/install.texi: Update details of what components are included
575 in the GCC distribution. Update default directory for g++
576 includes. Update documentation relating to old libio. Adjust
577 documentation on DejaGnu environment variables. Remove
578 documentation of --enable-cpplib.
580 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
582 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
585 2001-06-10 Richard Henderson <rth@redhat.com>
587 * ifcvt.c (life_data_ok): New.
588 (merge_if_block): Use it to determine whether to update
590 (if_convert): Set it.
592 2001-06-10 Richard Henderson <rth@redhat.com>
594 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
596 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
598 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
599 (SH Options): Document -mieee.
600 * doc/install.texi (Final install): Remove obsolete information
601 about installing cross compilers.
602 * doc/gcc.1: Rebuilt.
604 2001-06-10 Richard Henderson <rth@redhat.com>
606 * config/alpha/alpha.c (override_options): Set align_loops,
607 align_jumps, and align_functions.
608 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
609 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
611 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
613 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
614 are one and two words in size.
616 2001-06-10 Richard Henderson <rth@redhat.com>
618 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
619 (Code Generation Options): Document -fnon-call-exceptions.
621 2001-06-10 Mark Kettenis <kettenis@gnu.org>
623 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
625 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
627 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
629 2001-06-10 Mark Mitchell <mark@codesourcery.com>
630 Gabriel Dos Reis <gdr@codesourcery.com>
632 * Makefile.in (c-parse.o): Depend on diagnostic.h
633 (dwarf2out.o): Likewise.
635 * dwarf2out.c: #include diagnostic.h
637 * toplev.h (warningcount, errorcount, sorrycount): Remove
640 * toplev.c (warningcount, errorcount, sorrycount): Remove
643 * diagnostic.h (struct output_buffer): Reorder fields.
644 (diagnostic_kind_count): New macro.
645 (errorcount, warningcount, sorrycount): Define as macros.
646 (diagnostic_report_warnings_p): New macro.
647 (output_state): Add diagnostic_count field.
649 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
650 Remove tentative declaration.
651 (count_error): Use diagnostic_report_warnings_p.
653 * c-parse.in: #include diagnostic.h
655 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
657 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
658 prefer a memory for operand 1.
659 ("*addsi3"): Fix constraints, the '!' was too strong.
660 ("*addsi3_split"): Accept soft register and split accordingly.
662 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
664 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
665 Move definition in the RTX_CODE section.
667 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
669 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
670 address as relative to the argument pointer.
672 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
674 * predict.def (PRED_OPCODE): Place before call and error_return.
676 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
678 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
679 * predict.c (estimate_probability): Calculate dominance
680 information; improve detection of NORETURN heuristics;
681 add call/error_return heuiristics; tweak comparison heuristics
684 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
686 * doc/invoke.texi (C Dialect Options): Document -aux-info.
687 (Debugging Options): Document -print-multi-directory and
689 * doc/gcc.1: Rebuilt.
691 * toplev.c (independent_decode_option): Require `=' between
692 `-aux-info' and filename in the same argument.
693 * gcc.c: Don't pass -aux-info=filename twice.
695 2001-06-09 Mark Mitchell <mark@codesourcery.com>
697 * expr.c (expand_expr, case ARRAY_REF): Do not replace
698 an array element with the known initializing value if it has
701 * toplev.c (rest_of_compilation): Remove dead code before
704 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
706 * cppinit.c (print_help): Document -fpreprocessed.
707 * invoke.texi: Similarly.
709 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
711 * predict.def: New file.
712 * predict.h: New file.
713 * predict.c: Include predict.h.
714 (predictor_info): New structure and array.
715 (predict_edge, predict_insn): Rewrite; make global.
716 (predict_edge_def, predict_insn_def): New global functions.
717 (dump_prediction, combine_predictions_for_insns): New
719 (estimate_probability): Change calls to predict_edge
720 to predict_edge_def and calls to predict_insn to predict_insn_def;
721 combine probabilities.
722 (expected_value_to_br_prob): Behave as predictor.
723 * rtl.h (REG_BR_PRED): Update coment.
724 (invert_br_probabilities): New.
725 * jump.c: Include predict.h
726 (duplicate_loop_exit_test): Drop branch prediction notes.
727 (invert_jump): Use invert_br_probabilities.
728 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
729 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
730 * combine.c (distribute_notes): Handle BR_PRED.
732 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
734 * predict.c (predict_insn, predict_edge): New static functions.
735 (estimate_probability): Revamp to use new functions;
736 fix loop header heruistics; add loop exist heruistics
738 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
740 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
742 2001-06-09 Peter Jakubek <pjak@snafu.de>
744 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
746 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
748 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
749 for integer operations that don't update C bit.
751 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
753 * gthr-posix.h (__gthread_objc_init_thread_system): If
754 pthread_key_create fails, it's not clear what the return value is.
755 This obvious fix makes sure it always returns -1 if a problem
758 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
760 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
761 more index entries. Use more logical markup where appropriate.
762 Use TeX quotes and dashes.
764 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
766 * unwind-pe.h: Conditionally qualify references to abort with
769 2001-06-09 Julian Foad <julian_foad@hotmail.com>
771 * doc/invoke.texi: Remove superfluous text.
773 2001-06-08 Richard Henderson <rth@redhat.com>
775 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
776 (LIB_SPEC): Mirror config/linux.h version.
778 2001-06-08 Richard Henderson <rth@redhat.com>
780 * except.c (get_exception_pointer, get_exception_filter): Take a
781 struct function. Update all callers.
782 * except.h (get_exception_pointer): Update declaration.
783 * expr.c (expand_expr): Update get_exception_pointer call.
784 * integrate.c (expand_inline_function): Remap the exception pointer
785 from callee to caller.
787 2001-06-08 Mark Mitchell <mark@codesourcery.com>
789 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
790 accurately reflect its cv-qualification.
791 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
792 cv-qualifiers on function types.
794 2001-06-08 Mark Mitchell <mark@codesourcery.com>
796 * basic-block.h: Improve comments.
797 * except.c (expand_eh_region_end_allowed): Remove redundant call
798 to do_pending_stack_adjust.
799 * flow.c (life_analysis): Fix typo in comment.
800 (calculate_global_regs_live): Add documentation.
801 (mark_set_1): Likewise.
802 (debug_regset): Likewise.
803 * doc/rtl.texi (cond_exec): Document it.
805 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
807 * i386.h (CONST_COSTS): set cost of constants representable in
808 immediate fields to 0.
810 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
812 * function.c (diddle_return_value): Kill code to determine
813 return value before expand_function_end.
814 (expand_function_end): Delay call to clobber_return_register
815 after fucntion return value is computed.
817 Re-install temporary reverted patch:
818 * toplev.c (rest_of_compilation): Call split_all_insns
819 before reg-stack and shorten-branches. Do shorten-branches
821 * final.c (shorten_branches): Remove insn splitting code.
823 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
825 * doc/gcc.texi, doc/invoke.texi: Add index of command line
826 options. Use @opindex to index them rather than other indexing
827 commands. Use @var{...} instead of <...>. Avoid spaces in names
828 inside @var. Don't use @kindex to index escape sequences in
831 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
833 * stmt.c (current_nesting_level): New fn.
834 * tree.h: Declare it.
835 * c-semantics.c (genrtl_compound_stmt): Use it.
837 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
839 2001-06-08 Jakub Jelinek <jakub@redhat.com>
841 * jump.c (mark_modified_reg): Allow jump threading if condition
842 codes are represented by a hard register.
844 2001-06-08 Jakub Jelinek <jakub@redhat.com>
846 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
847 for complex floats passed to unprototyped functions.
849 2001-06-08 Mark Mitchell <mark@codesourcery.com>
851 * except.c (expand_eh_region_end_allowed): Call
852 do_pending_stack_adjust as necessary.
854 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
856 * function.c (clobber_return_register): Clobber the pseudo return
859 * sibcall.c (skip_unreturned_value): New function.
860 (call_ends_block_p): Use it.
862 * recog.c (split_insn): Break out from ...
863 (split_all_insns): ... here; do not use basic block information
866 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
868 * simplify-rtx.c (simplify_subreg): Fix verification of
871 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
873 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
874 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
875 Move definition of _LANGUAGE_C_PLUS_PLUS ...
876 (CPLUSPLUS_CPP_SPEC): ... here.
877 Fixes PRs c++/3047, target/441.
879 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
881 * doc/install.texi2html (MAKEINFO): Keep value if set already.
883 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
885 * doc/gcc.texi: Add trailing slash to URL.
887 2001-06-07 Stan Shebs <shebs@apple.com>
889 * config/darwin.h (ENCODE_SECTION_INFO): Define.
890 (REDO_SECTION_INFO_P): Ditto.
891 (STRIP_NAME_ENCODING): Ditto.
892 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
893 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
894 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
895 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
896 * config/darwin.c: No longer include c-tree.h.
897 (machopic_classify_ident): Rewrite to use symbol encoding.
898 (lookup_name_darwin): Remove.
899 (machopic_non_lazy_ptr_name): Handle encoded symbols.
900 (machopic_stub_name): Use STRIP_NAME_ENCODING.
901 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
902 (machopic_finish): Ditto, remove test of decl.
903 (update_non_lazy_ptrs): New function.
904 (darwin_encode_section_info): New function.
905 * config/darwin-protos.h: Declare it.
906 * config/rs6000/rs6000.c (machopic_output_stub): Use
909 2001-06-07 Mark Mitchell <mark@codesourcery.com>
911 * tree.h (DECL_SOURCE_FILE): Improve documentation.
912 (DECL_SOURCE_LINE): Likewise.
914 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
916 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
919 2001-06-07 Phil Edwards <pme@sources.redhat.com>
921 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
922 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
924 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
926 * doc/contrib.texi: Add copyright notice.
928 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
930 * doc/md.texi: Use four digit years in copyright notice.
932 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
934 * config.gcc: For $target_alias of athlon-*, set
935 target_cpu_default2=5.
937 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
939 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
940 end of last block if last real insn is a JUMP_INSN.
942 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
946 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
948 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
949 pthread_t to objc_thread_t.
950 (__gthread_objc_thread_id): Likewise.
952 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
954 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
955 (ASM_OLDAS_SPEC): Likewise.
957 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
958 (CPP_SUBTARGET_SPEC): Use it.
959 (ASM_OLDAS_SPEC): Define.
961 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
963 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
965 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
968 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
970 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
971 Document use of N_(...), and show it in examples. Note that
972 documentation should be added to invoke.texi. Avoid an overfull
975 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
977 * toplev.c (rest_of_compilation): Revert previous patch.
978 * final.c (shorten_branches): Likewise.
980 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
982 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
985 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
987 * doc/install-old.texi: Remove more obsolete documentation.
989 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
991 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
993 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
995 * toplev.c (rest_of_compilation): Call split_all_insns
996 before reg-stack and shorten-branches. Do shorten-branches
998 * final.c (shorten_branches): Remove insn splitting code.
1000 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1002 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1003 * configure: Rebuilt.
1005 2001-06-07 Andreas Jaeger <aj@suse.de>
1007 * emit-rtl.c (operand_subword): Remove unused variable.
1009 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1011 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1012 if TARGET_64BIT is false.
1013 (floatdi?f_i386_only): New insn.
1014 (floatdi?f_i386): Disable for !TARGET_64BIT.
1016 * (min?f, max?f splitters): Handle case where
1017 operands are cross-matched.
1019 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1020 (MMX_REGISTER_NAMES): Kill.
1021 (PRINT_OPERAND): Fix comment.
1022 (PRINT_REG): Likewise.
1023 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1024 (print_operand): Update comment; kill 'm'.
1026 * i386.c (x86_branch_hints): New global variable
1027 (print_operand): Support outputting of branch prediction hints.
1028 * i386.md (conditional jump patterns): Add branch prediction hints
1030 * i386.h (x86_branch_hints): Declare
1031 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1032 (PRINT_OPERAND_FUNCT_VALID_P): New.
1033 * final.c (final_forward_branch_p): New function.
1035 2001-06-06 Richard Henderson <rth@redhat.com>
1037 * flow.c (mark_used_reg): Clean up looping over multiple hard
1038 registers. Do conditional life bits across multiple hard regs.
1040 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1042 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1043 deleted during reload.
1045 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1047 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1048 functions here, instead of ...
1049 * c-decl.c (c_expand_body): ... here.
1051 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1053 * config.gcc, config/sparc/bsd.h: Do not directly include
1054 sparc/sparc.h. Instead do it via tm_file.
1056 2001-06-05 Richard Henderson <rth@redhat.com>
1058 * dwarf2.h (DW_EH_PE_aligned): New.
1059 * dwarf2asm.c (eh_data_format_name): Name it.
1060 (dw2_asm_output_encoded_addr_rtx): Align for it.
1061 * dwarf2out.c (output_call_frame_info): Handle it for personality
1062 routine and LSDA pointers.
1064 * unwind-pe.h (DW_EH_PE_aligned): New.
1065 (base_of_encoded_value): Handle it.
1066 (read_encoded_value_with_base): Likewise.
1067 * unwind-dw2-fde.c (base_from_object): Likewise.
1068 (get_cie_encoding): Likewise.
1070 * config/alpha/elf.h: Remove ecoff commentary.
1071 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1073 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1075 * config.gcc, config/i386/bsd386.h: Do not directly include
1076 i386/386bsd.h. Instead do it via tm_file.
1078 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1080 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1083 2001-06-05 Pascal Obry <obry@act-europe.fr>
1085 * configure.in: Quote $enable_win32_registry in case the value has
1089 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1091 * print-rtl.c (xspaces): Remove.
1092 (print_rtx): Use printf field-width, rather than xpsaces, to
1094 * toplev.c (main): Disable sibling-call optimization if we are
1095 handling exceptions.
1097 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1099 * reload1.c (reload): Delete all USEs generated during reload.
1101 2001-06-05 scott snyder <snyder@fnal.gov>
1103 * gccbug.in: Fix typo.
1105 2001-06-05 Andreas Jaeger <aj@suse.de>
1107 * builtins.def: Fix definition of __builtin_cosf, it uses float as
1108 parameter and return value.
1110 2001-06-04 Anthony Green <green@redhat.com>
1112 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
1113 machine. This is now done in sparc.h.
1115 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1117 Correct CVS resurrection of invoke.texi.
1118 * doc/invoke.texi: Document new tree dump flags.
1120 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1122 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
1123 for casting an aggregate to its own type. Fixes PR c/2735.
1125 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1127 * doc/texinfo.tex: Update to version 2001-05-24.08.
1129 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1131 * c-common.h (flag_dump_translation_unit): Remove.
1132 (enum tree_dump_index): Define.
1133 (TDF_ADDRESS, TDF_SLIM): New #defines.
1134 (dump_node_to_file): Remove.
1135 (dump_node): Make extern. Add flags.
1136 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1137 dump_switch_p): Prototype.
1138 * c-common.c (flag_dump_translation_unit): Remove.
1139 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1140 logic. Use dump_switch_p.
1141 * c-dump.h (struct dump_info): Add node and user fields.
1142 (dump_pointer): Declare.
1143 * c-dump.c (dump_node): Make extern. Add flags.
1144 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1145 (dump_new_line, dump_maybe_newline): Use them.
1146 (dump_pointer): New function.
1147 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1148 chain or function's body. Dump address, if TDF_ADDRESS set.
1149 (dump_flag): Define.
1150 (dump_node_to_file): Remove.
1151 (struct dump_file_info): New struct.
1152 (dump_files): New array.
1153 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1154 * c-lang.c (finish_file): Adjust dumping.
1155 * toplev.h (dump_base_name): Make extern.
1156 * invoke.texi: Document new flags.
1158 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1160 * c-tree.h (lang_decl): Add pending_sizes fields.
1161 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1163 (c_expand_body): Expand them.
1164 (lang_mark_tree): Mark lang_decl:pending_sizes.
1165 * function.c (expand_pending_sizes): New function, broken out
1167 (expand_function_start): ... here.
1168 * tree.h (expand_pending_sizes): Declare it.
1170 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
1172 * doc/install.texi: Update FreeBSD information. Generalize
1173 and update information for alpha-based platforms using ELF.
1175 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1177 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
1178 (store_parm_decls): Likewise.
1179 * c-typeck.c (convert_arguments): Likewise.
1181 2001-06-04 Richard Henderson <rth@redhat.com>
1183 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1184 optimization if current_function_calls_setjmp.
1186 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1188 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
1191 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1193 * simplify-rtx.c (simplify_subreg): Fix combining of
1194 paradoxical subregs.
1196 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1198 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1199 (no_labels_between_p): Short circuit case beg==end.
1201 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1203 * rtlanal.c (operand_preference): Fix preference for objects.
1205 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1207 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1210 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1212 * combine.c (if_then_else_cond): Use simplify_subreg instead
1214 * integreate.c (sub_constants): Likewise.
1216 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1218 * emit-rtl.c (constant_subword): Deprecate; remove most of code
1219 and use simplify_gen_subreg.
1221 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
1223 * sibcall.c (skip_copy_to_return_value): recognize the situation
1224 when the called function's return value is copied into an
1225 intermediate pseudo, and then into the calling functions return
1228 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1230 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
1231 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
1232 in case register wasn't OK previously, accept it now; allow
1233 subregs of frame pointer if reload completed and frame pointer
1236 * combine.c (sombine_simplify_rtx): Fix comment;
1237 use subreg_lowpart_offset instead of subreg_lowpart_p
1238 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
1239 * rtl.h (subreg_lowpart_parts_p): Kill.
1240 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
1241 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
1242 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
1243 (gen_lowpart_common): Likewise.
1244 (subreg_lowpart_p): Likewise.
1245 (subreg_lowpart_parts_p): Kill.
1246 (subreg_lowpart_offset, subreg_highpart_offset): New function.
1248 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
1249 to simplify SUBREG and REG.
1250 (gen_highpart): Use simplify_gen_subreg for all simplifications.
1252 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
1255 * rtlanal.c (replace_regs): Use simplify_gen_subreg
1257 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1259 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
1260 (ARRAY_RANGE_REF): Added description.
1262 * tree.def (ARRAY_RANGE_REF): New code.
1263 * alias.c (handled_component_p, can_address_p): Handle it.
1264 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1265 * explow.c (set_mem_attributes): Likewise.
1266 * expr.c (expand_assignment, get_inner_reference): Likewise.
1267 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
1268 * fold-const.c (operand_equal_p): Likewise.
1269 * tree.c (staticp, stabilize_reference): Likewise.
1270 * varasm.c (decode_addr_const): Likewise.
1272 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1274 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
1275 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
1277 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
1279 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
1280 mark_constant_pool_use before output_addr_const.
1281 (struct pool_node): New field wend.
1282 (add_constant): Note a sequence of constants that are referenced
1284 (pool_window_label, pool_window_last): New variables.
1285 (dump_table): Emit a unspec_volatile representing the end of a
1286 sequence of constants.
1287 (mark_constant_pool_use): New function.
1288 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
1289 (consttable_2): Add the second operand which flags whether
1290 this consttable entry was used or not.
1291 (consttable_4, consttable_8, consttable_sf, consttable_df):
1293 (consttable_window_end): New insn.
1295 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1297 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
1298 Reformat according to coding standards.
1301 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
1302 (shl_and_kind): Cast wide constant.
1303 (gen_far_branch): Define as static, as in declaration.
1304 (barrier_align): Compute cache-line length as unsigned. Add
1305 parentheses in initial credit computation.
1306 (rounded_frame_size): Add parentheses.
1307 (permanent_obstack): Remove declaration. Include ggc.h for
1308 declaration of ggc_add_root_rtx().
1309 (get_free_reg): Removed declaration of unused variable reg.
1310 (legitimize_pic_address): Mark mode argument as unused.
1312 2001-06-03 Igor Shevlyakov <igor@windriver.com>
1314 * config/sh/sh.c (output_branch): Support for insn with lenght
1315 attr 12 & 16 which represents cond branches outside +-4096 range.
1317 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1319 * config/sh/lib1funcs.asm (ic_invalidate): Align the
1320 cache-mirroring sequence. Add nops.
1322 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
1324 * doc/install-old.texi: Remove more old installation
1326 * doc/install.texi: Add relevant parts here.
1328 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1330 * doc/install.texi2html: New script.
1332 2001-06-03 David Edelsohn <edelsohn@gnu.org>
1334 * doc/install.texi: Update AIX information again.
1336 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1338 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
1339 installation documentation.
1340 * doc/install.texi: Move it to here.
1342 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1344 * doc/install.texi: Clean up Texinfo markup.
1346 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1348 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
1349 to just after title page.
1351 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1353 * doc/install-old.texi: Remove documentation of some configuration
1355 * doc/install.texi: Add relevant parts of this documentation here.
1357 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1359 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
1360 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
1362 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1364 * i386.md (all uses of ext_register_operand): Make sure they are
1365 VOIDmode; replace all uses outside zero_extend.
1366 (and?i splitters): Use ext_register_operands.
1367 (test?i peep2): Remove ignored constraints.
1368 * i386.c (ext_register_operand): Check that operand is
1369 eighter pseudo or hard or 'Q' register.
1371 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1373 * tree.h (struct record_layout_info_s): New field unpadded_align.
1374 (set_lang_adjust_rli): New declaration.
1375 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
1376 it would have if not packed, do not downgrade DECL_ALIGN.
1377 (lang_adjust_rli, set_lang_adjust_rli): New.
1378 (start_record_layout): Initialize new field unpadded_align.
1379 (debug_rli): Display it.
1380 (place_union_field, place_field): Set it.
1381 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
1383 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
1384 mean that; use proper names instead.
1385 Print DECL_NO_STATIC_CHAIN.
1387 * except.c (expand_builtin_frob_return_addr): Add missing call
1388 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
1389 (expand_builtin_eh_return): Likewise.
1390 (expand_eh_return): Clean up ptr_mode != Pmode cases.
1392 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
1394 * doc/invoke.texi: Remove references to papers about sequence points
1395 to readings.html, refer to that page.
1397 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1399 * README: Update references to installation instructions.
1401 2001-06-01 Laurent Guerby <guerby@acm.org>
1402 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1404 * doc/install.texi: Define srcdir when sources come from CVS.
1405 Significantly improve markup. Wrap overly long lines
1407 2001-06-01 DJ Delorie <dj@redhat.com>
1409 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
1410 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
1411 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
1412 gcov.1: Move to doc subdirectory.
1413 * install.texi: Move to doc/install-old.texi.
1414 * gcc.texi: Move to doc, refer to install-old.texi.
1415 * Makefile.in: Reflect move of docs to doc/.
1416 * f/Make-lang.in: Ditto.
1417 * java/Make-lang.in: Ditto.
1418 * doc/.cvsignore: New.
1420 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1422 * invoke.texi: use two spaces between command options, eliminate
1423 some 'overfull hboxes'
1425 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
1427 * Makefile.in (s-mlib): Make backtick-commands always succeed.
1428 (DRIVER_DEFINES): Ditto.
1430 2001-05-31 Richard Henderson <rth@redhat.com>
1432 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
1433 also link against libgcc.a.
1435 2001-05-31 Geoff Keating <geoffk@cygnus.com>
1437 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
1438 * config/mips/mips.c (mips_output_ascii): New function.
1439 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
1441 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
1443 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1445 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
1446 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
1448 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
1450 * install.texi (Configuration): Add html links for --with-gnu-as &
1451 --with-gnu-ld and refer to them from hppa & SCO triplets.
1452 (Specific): Link back to with-gnu-ld for all ELF platfoms.
1453 (Specific): Reword AVR binutils recommendation.
1455 2001-05-30 Zack Weinberg <zackw@stanford.edu>
1457 * ggc-page.c (size_lookup): Increase minimum allocation size
1459 (ggc_print_statistics): Report size of each bin in bytes, not
1460 as its order; there is no longer a direct relationship.
1462 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1464 * extend.texi: Fix formating of examples, eliminate some
1466 * gcc.texi: Eliminate some 'overfull hboxes'.
1467 * invoke.texi: Use two spaces between command options, eliminate
1468 some 'overfull hboxes'.
1470 2001-05-30 Richard Henderson <rth@redhat.com>
1472 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
1474 2001-05-30 Tom Tromey <tromey@redhat.com>
1476 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
1477 use it in the new association.
1479 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
1480 John David Anglin <dave@hiauly1.hia.nrc.ca>
1482 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
1483 to target type to allow ISO C++ compiler to accept it.
1484 * gthr-dce.h (__gthread_active_ptr): Likewise.
1485 * gthr-solaris.h (__gthread_active_ptr): Likewise.
1487 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1489 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
1490 so that we do accept comments in preprocessed input.
1492 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1494 * cpphash.c (alloc_node): Cast allocated pointer.
1496 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
1498 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
1500 2001-05-29 Stan Shebs <shebs@apple.com>
1502 * gcc.texi: Add links for information about Objective-C.
1504 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
1506 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
1507 /bin/sed fails on [^\"]).
1508 (configargs.h): Likewise.
1510 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1512 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
1514 2001-05-28 Stan Shebs <shebs@apple.com>
1516 * objc/objc.gperf: Remove, no longer used.
1518 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
1520 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
1521 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
1522 Remove trailing whitespace.
1524 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1526 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
1527 became http://freeware.sgi.com/.
1529 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
1531 * local-alloc.c (update_equiv_regs): Don't eliminate constant
1534 2001-05-27 Stan Shebs <shebs@apple.com>
1536 * objc/objc-act.c: Add/fix various comments.
1537 (init_selector): Remove, no longer used.
1538 (build_msg_pool_reference): Ditto.
1539 (objc_debug): Ditto.
1541 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1543 * c-decl.c (init_decl_processing):
1544 Don't call start_identifier_warnings.
1545 * flags.h (warn_id_clash, id_clash_len): Remove.
1546 * stringpool.c: Don't include flags.h.
1547 (scan_for_clashes, do_identifier_warnings,
1548 start_identifier_warnings): Remove.
1549 * toplev.c (warn_id_clash, id_clash_len): Remove.
1550 (display_help): Don't document -Wid-clash.
1551 (decode_W_option): Print warning on -Wid-clash.
1552 * tree.h (start_identifier_warnings): Remove.
1553 * invoke.texi: Remove documentation of -Wid-clash.
1555 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1557 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
1559 2001-05-27 Bruce Korb <bkorb@gnu.org>
1561 * fixinc/check.tpl(HACK) add and use a Scheme variable
1562 (has no test text): error out if no "test_text" is defined
1563 * fixinc/fixincl.tpl: likewise
1564 (FIXIDX): make it an enumeration so we minimize diffs
1565 * fixinc/inclhack.def: re-alphabetize and add sort instructions
1566 * fixinc/fixincl.x: regenerate
1567 * fixinc/tests/base/stdio.h: test output got moved due to
1569 * README-fixinc: rewrite (mostly)
1571 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1573 * cpplib.c (run_directive): Set pfile->directive.
1575 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1577 * c-tree.texi: Reformat the manual as a single chapter now
1578 included by gcc.texi.
1579 * gcc.texi: Include c-tree.texi. Merge all indexes.
1580 * Makefile.in (dvi): Add generation for the cppinternals
1581 documentation. Added dependencies on fdl.texi and c-tree.texi
1582 where appropriate. Use TEXI2DVI instead of custom tex calls.
1583 (info): Added dependencies on fdl.texi and c-tree.texi where
1584 appropriate. Remove the target c-tree.info.
1586 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
1588 * combine.c (try_combine): Fix typo in comment.
1589 * expr.c (expand_expr): Likewise.
1590 * config/i370/i370.md (untyped_call): Likewise.
1592 2001-05-26 Bruce Korb <bkorb@gnu.org>
1594 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1595 when fixincl is operating in test mode
1596 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
1597 (AAB_ultrix_limits): remove redundant text
1598 (AAB_ultrix_memory): ditto
1599 (AAB_ultrix_string): ditto
1600 (djgpp_wchar_h): fix the test text
1601 (irix_stdio_va_list): add test text
1602 (irix_limits_const): add a testing output file (limits.h is overwritten)
1603 (strict_ansi_not_ctd): put limits.h second in list for same reason
1604 (solaris27_mutex_init): test text needed selection text, too
1606 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1607 when fixincl is operating in test mode
1609 2001-05-26 Philip Blundell <philb@gnu.org>
1611 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1612 * config/i960/i960-protos.h: Likewise.
1613 * config/i370/i370-protos.h: Likewise.
1614 * config/h8300/h8300-protos.h: Likewise,
1615 * config/sh/sh-protos.h: Likewise.
1616 * config/v850/v850-protos.h: Likewise.
1618 2001-05-26 Philip Blundell <philb@gnu.org>
1620 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1622 2001-05-25 Zack Weinberg <zackw@stanford.edu>
1624 * toplev.c (debug_args, f_options, W_options): Mark
1625 descriptions for translation.
1626 (display_help): Translate descriptions on output.
1628 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
1629 objc/lang-options.h: Mark descriptions for translation.
1631 * aclocal.m4: Quote final argument of patsubst. Use
1632 3-argument form of AC_DEFINE. Restore quotes to [] while
1634 * configure.in: Remove unnecessary changequote calls.
1635 * configure, config.in: Regenerate.
1637 2001-05-25 Sam TH <sam@uchicago.edu>
1639 * basic-block.h: Fix header include guards.
1640 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
1641 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
1642 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
1643 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
1644 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
1645 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
1646 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
1647 varray.h version.h: Likewise.
1648 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
1649 config/arm/arm.h config/c4x/c4x-protos.h
1650 config/h8300/h8300-protos.h config/h8300/h8300.h
1651 config/i370/i370-protos.h config/i370/i370.h
1652 config/i960/i960-protos.h config/mcore/mcore.h
1653 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
1654 config/v850/v850-protos.h config/v850/v850.h: Likewise.
1655 * fixinc/fixlib.h fixinc/server.h: Likewise.
1657 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
1659 * config/arc/initfini.c (.init): Fix typo.
1661 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
1663 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
1665 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1667 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
1669 2001-05-25 Richard Henderson <rth@redhat.com>
1671 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
1673 2001-05-25 Richard Henderson <rth@redhat.com>
1675 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
1676 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
1677 (sparc*-*-solaris2): Likewise.
1678 * config/t-linux: Remove shared libgcc macros.
1679 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
1680 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
1682 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
1684 * config.gcc (*-*-freebsd*): Report bad configuration.
1686 2001-05-25 David Edelsohn <edelsohn@gnu.org>
1688 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
1690 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
1692 (ASM_OUTPUT_LABELREF): Delete.
1694 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1696 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
1697 strict_ansi_only): Don't run if stdc_0_in_system_headers.
1698 * fixinc/fixincl.x: Regenerate.
1699 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
1700 (FIX_TEST_TABLE): Declare it.
1701 * fixinc/fixlib.h: Include config.h.
1703 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1705 * fixinc/inclhack.def (alpha___assert): Change char * args to
1706 const char * on Tru64 UNIX to avoid excessive warnings from
1708 * fixinc/fixincl.x: Regenerate.
1710 2001-05-25 Geoff Keating <geoffk@redhat.com>
1712 * dbxout.c (dbxout_symbol): Invert previous patch, which was
1713 outputting a tag only for variable-size records.
1715 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
1717 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
1718 instead of rtx_equal_p for early clobber test.
1720 2001-05-26 Mark Mitchell <mark@codesourcery.com>
1722 * builtins.def: Encode additional information, such as names and
1724 * builtin-types.def: New file.
1725 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
1726 (built_in_decls): Likewise. Don't explicitly initialize global
1728 (expand_builtin_mathfn): Handle float and long double variants of
1730 (expand_builtin): Likewise.
1731 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
1732 (expand_tree_builtin): Handle long, long long, float, and long
1733 double variants of math functions.
1734 * c-common.h (c_tree_index): Remove some unused nodes.
1735 (void_ftype): Remove.
1736 (void_type_ptr): Likewise.
1737 (int_ftype_int): Likewise.
1738 (ptr_ftype_sizetype): Likewise.
1739 * c-decl.c (init_decl_processing): Remove creation of DWARF
1741 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
1742 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
1743 * Makefile.in (c-common.o): Depend on builtin-types.def.
1745 2001-05-25 Dale Johannesen <dalej@apple.com>
1747 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
1749 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
1751 * c-parse.in (notype_initdcl): Remove redundant line.
1753 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1755 * aclocal.m4: Fixed typo.
1756 (gcc_AC_HEADER_STDBOOL): Define.
1757 (gcc_AC_C__BOOL): Define.
1758 * configure.in: Use them.
1759 (AC_CHECK_HEADERS): Remove stdbool.h
1760 * configure, config.in: Regenerate.
1762 2001-05-25 Richard Henderson <rth@redhat.com>
1764 * function.c (expand_function_start): Don't abort on PARALLEL
1765 returns from hard_function_value.
1767 2001-05-25 Richard Henderson <rth@redhat.com>
1769 * config/i386/i386.md: Revert previous change. Do not apply
1770 the peephole if the components do not die after the sequence.
1772 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
1774 * c-parse.in (array_declarator): New. Handle C99 constructs.
1775 Don't restrict [*] declarators to C only.
1776 (after_type_declarator, parm_declarator_starttypename,
1777 parm_declarator_nostarttypename, notype_declarator,
1778 direct_absdcl1): Use it.
1779 * c-decl.c (build_array_declarator, set_array_declarator_type):
1780 New functions. Warn that [*] isn't properly implemented; pedwarn
1781 for [*] outside C99 mode if pedantic rather than giving a hard
1783 (grokdeclarator): Handle static and type qualifiers in parameter
1785 * c-tree.h (build_array_declarator, set_array_declarator_type):
1787 * extend.texi (Attribute Syntax): Document attributes in parameter
1790 2001-05-25 Mark Mitchell <mark@codesourcery.com>
1792 * config/i386/i386.md: Make sure cmpstr peepholes do not
1793 affect liveness information.
1795 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1797 * c-typeck.c (digest_init): Issue error messages about
1798 invalid constants, not warnings.
1800 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1802 * invoke.texi (-fno-builtin): Document that this is always on
1805 2001-05-24 Philip Blundell <philb@gnu.org>
1807 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
1810 2001-05-24 Philip Blundell <philb@gnu.org>
1812 * config/arm/arm.c (output_return_instruction): Correctly handle
1813 interworking and interrupt functions.
1815 2001-05-24 Philip Blundell <philb@gnu.org>
1817 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
1818 -m{no-}sched-prolog. Fix typos and improve formatting.
1820 2001-05-24 Philip Blundell <philb@gnu.org>
1822 * invoke.texi (ARM Options): Improve wording slightly. Add
1823 documentation for more options, including those for Thumb mode.
1824 Don't mention options that don't exist or are unimplemented.
1825 (Thumb Options): Delete; merged into above section.
1827 2001-05-24 Geoff Keating <geoffk@redhat.com>
1829 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
1830 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
1832 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1834 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
1835 fix hard register simplification.
1837 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1839 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
1840 of just copying CPP_CPU_SPEC.
1842 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1844 * i386.c (incdec_operand): Accept only 1 and -1.
1846 2001-05-23 Kelley Cook <kelley.cook@home.com>
1848 * Makefile.in: Move many of the *_H definitions eariler in the
1849 file, so that rules in t-* files that use them for
1850 dependencies will work in a parallel build.
1851 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
1853 2001-05-23 Richard Henderson <rth@redhat.com>
1855 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
1857 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1859 * cpp.texi: Update for handling of charconsts.
1860 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
1861 diagnostics. Skip to the end if the UCS is too short.
1862 (cpp_interpret_charconst): Long charconsts issue a warning
1865 2001-05-23 Richard Henderson <rth@redhat.com>
1867 * doc/install.texi (alpha-linux): Require binutils 2.11.
1869 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1871 * c-lex.c (read_escape, read_ucs): Delete.
1872 (lex_string): Use cpp_parse_escape.
1873 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
1874 if not C++ or not C99. Warn if traditional.
1875 (parse_escape): Rename cpp_parse_escape. Make the bitmask
1876 unsigned. Warn for out-of-range escape sequences here.
1877 Update to use maybe_read_ucs.
1878 (cpp_interpret_charconst): Don't warn here.
1879 * cpplib.h (cpp_parse_escape): New exported function.
1881 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
1883 * extend.texi (Attribute Syntax): Clarify application of
1884 attributes to parameters declared as functions or arrays.
1886 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
1888 * dbxout.c (dbxout_type_methods): Do still group methods by name.
1890 2001-05-23 Zack Weinberg <zackw@stanford.edu>
1892 * diagnostic.c (vnotice): Kill.
1893 (fnotice): Call vfprintf directly.
1894 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
1895 verbatim, set_diagnostic_context): Rename string argument to
1896 indicate that it is run through gettext.
1897 (vbuild_message_string, build_message_string, output_do_printf):
1898 Rename string argument to indicate that it is NOT run through
1900 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
1901 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
1902 Run msgid argument through gettext.
1903 (default_print_error_function): Run constant strings through
1904 gettext when nothing else will.
1905 (fatal_error, internal_error, error_recursion): Use fnotice.
1906 Present complete sentences to gettext.
1908 2001-05-23 Mark Mitchell <mark@codesourcery.com>
1910 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
1912 2001-05-23 Richard Henderson <rth@redhat.com>
1914 * function.c (expand_function_start): Always use a pseudo
1915 for the function result value.
1917 2001-05-22 Richard Henderson <rth@redhat.com>
1919 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
1920 section pointer alignment.
1922 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
1924 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
1925 of __USER_LABEL_PREFIX__.
1927 2001-05-22 Richard Henderson <rth@redhat.com>
1929 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
1930 (__deregister_frame_info_bases): New.
1931 * unwind-dw2-fde.h: Declare it.
1932 * libgcc-std.ver: Export it.
1933 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
1934 called __register_frame_info_bases.
1936 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1938 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
1939 instead of #elif (which is OK for this case but not in general).
1941 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
1943 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
1944 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
1945 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
1946 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
1947 "r2" to the assembly file. Only issue allocs with non-zero parameters.
1949 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1950 David O'Brien <obrien@freebsd.org>
1952 * config/freebsd.h (LIB_SPEC): Key the exact setting to
1953 configure-time options and target version of FreeBSD. Set-up
1954 to match architectural change in threading support. Correctly
1955 report when -pthread option is not supported by configure-time
1957 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
1958 and extend to encode target version number in run-time setting
1959 of __FreeBSD__ macro to match the system compiler.
1960 (CPP_PREDEFINES): Likewise.
1961 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
1963 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
1964 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
1966 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1967 David O'Brien <obrien@freebsd.org>
1969 * config.gcc (the unlabeled system switch statement): Add
1970 generic configuration section to handle *-*-freebsd*. Also,
1971 to match the system compiler, default to threading support (it
1972 may be disabled with the standard --disable-threads
1973 configuration-time switch).
1974 (i[34567]86-*-freebsd* in machine-specific section): Use it.
1975 (alpha*-*-freebsd* in machine-specific section): Likewise.
1977 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
1978 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
1979 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
1980 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
1981 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
1983 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1984 David O'Brien <obrien@freebsd.org>
1986 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
1987 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
1988 -pthread instead setting macro.
1990 2001-05-22 Richard Henderson <rth@redhat.com>
1992 * crtstuff.c (__register_frame_info_bases): Declare.
1993 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
1994 (__do_global_dtors_aux, __do_global_dtors): Streamline.
1996 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1997 (CRT_GET_RFIB_DATA): New.
1998 * config/i386/sysv4.h: Likewise.
1999 * config/i386/sco5.h: Likewise.
2000 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2002 2001-05-22 Richard Henderson <rth@redhat.com>
2004 * rtl.c (read_string): Break out from ...
2005 (read_rtx): ... here.
2007 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2009 * doc/install.texi (Specific): Remove a bogus and duplicate part
2010 copied from the end of the document.
2012 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2014 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2016 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2018 * install.texi: Remove obsolete information on SunOS as well as
2019 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2020 (Installing GNU CC on the Sun): Remove section.
2022 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2024 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2025 keep errno unchanged on success.
2027 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2029 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2030 once for hexadecimal floats, whether or not they contain a decimal
2031 point. Don't let the setting of pedantic otherwise affect the
2032 parsing of hexadecimal floats.
2034 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2036 * README.ACORN: Remove obsolete file.
2038 2001-05-22 Jan Hubicka <jh@suse.cz>
2040 * combine.c (gen_binary): Use swap_commutative_operands_p
2041 (simplify_comparison): Likewise.
2042 * expmed.c (emit_store_flag): Likewise.
2043 * expr.c (compare_from_rtx): Likewise.
2044 (do_compare_rtx_and_jump): Likewise.
2045 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2046 if not emitting a branch and operands want swapping.
2048 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2050 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2051 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2052 (maybe_get_identifier): Update.
2053 * tree.h (make_identifier): Delete.
2055 2001-05-21 Richard Henderson <rth@redhat.com>
2057 * combine.c (subst): Do not substitute for a register as
2058 a destination subreg/strict_low_part/zero_extract.
2060 * combine.c (simplify_comparison): Update op1 after constant
2062 * recog.c (const_int_operand): Accept only constants valid
2064 * genrecog.c: Update comments wrt const_int_operand.
2066 * emit-rtl.c (init_emit_once): Zero unused memory in a
2069 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2071 * tree.h (type_num_arguments): Declare it.
2072 * tree.c (type_num_arguments): New function.
2074 2001-05-21 Richard Henderson <rth@redhat.com>
2076 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2079 2001-05-21 Geoff Keating <geoffk@redhat.com>
2081 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2083 (minsf3): Use rs6000_emit_minmax.
2084 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2086 (movsfcc): Use rs6000_emit_cmove.
2087 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2088 Don't generate emit_fselsfsf4.
2089 (fseldfsf4): Likewise.
2090 (maxdf3): Use rs6000_emit_minmax.
2092 (mindf3): Use rs6000_emit_minmax.
2093 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2095 (movdfcc): Use rs6000_emit_cmove.
2096 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2097 Don't generate emit_fselsfsf4.
2098 (fselsfdf4): Likewise.
2099 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
2100 (min_max_operator): New predicate.
2101 (rs6000_emit_cmove): New function.
2102 (rs6000_emit_minmax): New function.
2103 * config/rs6000/rs6000-protos.h: Prototype new functions.
2104 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
2105 and min_max_operator.
2107 * config/rs6000/rs6000.c (output_cbranch): Handle all
2108 conditional types in the switch statement.
2110 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2112 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2113 non-register variables.
2114 * extend.texi: Document that asm-specifications do not make sense
2115 for non-static local variables.
2117 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
2119 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
2120 (dbxout_type_fields): Lose minimal_debug support.
2121 (dbxout_type_methods, dbxout_type): Likewise.
2123 2001-05-17 Andrew Haley <aph@redhat.com>
2125 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2127 2001-05-21 Richard Henderson <rth@redhat.com>
2129 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
2132 2001-05-20 Richard Henderson <rth@redhat.com>
2134 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2135 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
2136 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
2137 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2138 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
2140 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2141 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
2142 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
2143 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2144 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2145 DEBUG_PUBNAMES_SECTION): Rename as above.
2146 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2148 2001-05-20 Richard Henderson <rth@redhat.com>
2150 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
2151 operands unless the operation is commutative.
2153 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2155 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2158 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2160 * extend.texi: Clarify documentation of extensions included in ISO
2161 C99. Prefer C99 terminology and syntax to old GNU terminology and
2162 syntax. Add more index entries. Document mixed declarations and
2163 code as an extension in C89 mode. Warn about future changes to
2164 semantics of inline functions. Fixes PR other/930.
2166 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2168 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
2169 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2170 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
2171 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2173 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
2175 2001-05-20 Richard Henderson <rth@redhat.com>
2177 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
2178 to be output before a branch.
2180 2001-05-20 Richard Henderson <rth@redhat.com>
2182 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2184 2001-05-20 Richard Henderson <rth@redhat.com>
2186 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2187 (ASM_DOUBLE): Remove.
2188 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2189 * config/i386/sun386.h: Likewise.
2191 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2192 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2194 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2195 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2196 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2197 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2199 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2200 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2201 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2202 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2203 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2204 * config/i386/win32.h: Likewise.
2206 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2208 * invoke.texi: Add more options to summary list.
2210 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2212 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2213 used. Fixes PR c/2291.
2214 * gcc.1: Regenerate.
2216 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2218 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2219 the -fpic and -fPIC options, clear flag_pic.
2221 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2223 * hashtable.c (calc_hash): Fix HASHSTEP definition.
2224 * stringpool.c (make_identifier): No statistics here anymore.
2225 * objc-act.c (steup_string_decl): Remove redundant check.
2227 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2229 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
2230 cpplib.o, cpphash.o, fix-header): Update.
2231 (hashtable.o): New target.
2232 * c-common.h: Include cpplib.h. Define C_RID_CODE and
2233 struct c_common_identifier here.
2234 * c-lang.c (c_init_options): Update. Call set_identifier_size.
2235 * c-lex.c (c_lex): Update.
2236 * c-pragma.h: Update.
2237 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
2239 (C_RID_CODE): Delete.
2240 * cpphash.c: Rewrite to use hashtable.c.
2241 * cpphash.h: Update include guards.
2242 (struct cpp_reader): Remove hashtab.
2243 hash_ob and buffer_ob are no longer pointers. Add hash_table
2245 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
2246 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
2247 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
2248 * cppinit.c (cpp_create_reader): Update.
2249 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
2250 (cpp_interpret_charconst): Eliminate warning.
2251 * cpplib.c (do_pragma, do_endif, push_conditional,
2252 cpp_push_buffer, cpp_pop_buffer): Update.
2253 (_cpp_init_stacks): Rename cpp_init_directives.
2254 (_cpp_cleanup_stacks): Remove.
2255 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
2256 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
2257 cpp_forall_identifiers, cpp_create_reader): Update.
2258 (C_RID_CODE, cpp_make_node): New.
2259 (c_common_identifier): New identifier node for C front ends.
2260 * cppmain.c (main): Update.
2261 * fix-header.c (read_scan_file): Update.
2262 * flags.h (id_clash_len): Make unsigned.
2263 * ggc.h (ggc_mark_nonnull_tree): New.
2266 * stringpool.c: Update comments and copyright. Update to use
2268 * toplev.c (approx_sqrt): Move to hashtable.c.
2269 (id_clash_len): Make unsigned.
2270 * toplev.h (ident_hash): New.
2271 * tree.c (gcc_obstack_init): Move to hashtable.c.
2272 * tree.h: Include hashtable.h.
2273 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
2274 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
2275 (struct tree_identifier): Update.
2276 (make_identifier): New.
2278 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
2279 (C_RID_CODE): Remove.
2280 * lex.c (cxx_init_options): Call set_identifier_size. Update.
2281 (init_parse): Don't do it here.
2283 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
2285 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
2287 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
2289 (expand_eh_return): Convert between word_mode and Pmode.
2290 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
2292 (execute_stack_op): Likewise.
2293 (execute_cfa_program): Likewise.
2294 (uw_frame_state_for): Likewise.
2295 (uw_update_context_1): Likewise.
2296 * unwind.inc (_Unwind_Reason_Code): Likewise.
2297 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
2298 (EH_RETURN_STACKADJ_RTX): Likewise.
2299 * config/mips/mips.c (compute_frame_size): Make space for saving
2300 EH return registers.
2301 (mips_expand_epilogue): Handle EH stack adjustments.
2302 * config/mips/mips.md (eh_return): New pattern.
2303 (eh_set_lr_si): Likewise.
2304 (eh_set_lr_di): Likewise.
2305 Add splitter to perform EH return after reload.
2307 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2309 * jump.c (mark_jump_label): Tidy previous change.
2311 2001-05-19 Bruce Korb <bkorb@gnu.org>
2313 * fixinc/genfixes: no need for two warnings
2314 * fixinc/Makefile.in: open stdin for those building with a closed one.
2316 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2318 * jump.c (jump_optimize_1): Tidy.
2319 (mark_jump_label): When changing the label in a LABEL_REF, change
2320 update any REG_EQUAL notes as well.
2322 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
2324 * c-parse.in (parm_declarator): Split into
2325 parm_declarator_starttypename and parm_declarator_nostarttypename.
2326 (parm_declarator_starttypename, parm_declarator_nostarttypename):
2327 New. Allow parenthesised sub-declarators which don't begin with a
2328 TYPENAME. Fixes PR c/166.
2330 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2332 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
2334 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2336 * toplev.c (main): If the target does not allow profiling without
2337 a frame pointer, issue an error message.
2338 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2341 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2343 * recog.c (general_operand): Modify last change to allow it if reload
2346 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2348 * recog.c (general_operand): Prohibit nonzero subreg bytes on
2349 subregs containing mem.
2351 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
2353 * regrename.c (regrename_optimize): frame pointer register can
2356 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
2358 * README.DWARF: Move into dwarfout.c.
2360 2001-05-18 Dale Johannesen <dalej@apple.com>
2362 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
2363 specific misuse of r0 as a reload address.
2365 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2367 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
2370 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2372 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
2373 (add_to_sequence): Make that decision type.
2374 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
2375 (write_switch, write_cond, debug_decision_2): Likewise.
2377 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
2379 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
2382 2001-05-18 Stan Shebs <shebs@apple.com>
2384 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
2385 * configure: Regenerate.
2387 2001-05-18 Per Bothner <per@bothner.com>
2389 Changes needed for java/jvspec.c
2390 * gcc.h (n_infiles, outfiles): Add declarations.
2391 * gcc.c (n_infiles, outfiles): Mske no longer static.
2393 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
2395 * config/pa/som.h (EXCEPTION_SECTION): Define.
2397 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
2399 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
2401 Add have_location_lists, a variable to determine whether we need a
2402 .debug_loc section or not.
2403 (enum dw_val_class): Add dw_val_class_loc_list.
2404 (dw_val_struct): Add val_loc_list.
2405 (dw_loc_list_struct): New structure, represents location lists.
2406 (new_loc_list): New function, return a new location list, given
2407 the range and location expression.
2408 (add_loc_descr_to_loc_list): New function, add a location
2409 expression to a location list, given the expression and range.
2410 (output_loc_list): New function, output a location list.
2411 (gen_internal_sym): Modified to take symbol prefix, so we can
2412 reuse it for location list symbols.
2413 (add_AT_loc_list): New function, add a location list to a DIE at
2414 the named attribute.
2415 (AT_loc_list): New function, return the location list reference
2416 for a given attribute, if it's a location list.
2417 (print_die): Handle dw_val_class_loc_list.
2418 (size_of_die): Ditto.
2419 (value_format): Ditto.
2420 (output_die): Ditto.
2421 (output_location_lists): New function, output all of the location
2422 lists for a DIE and it's children.
2423 (dwarf2out_finish): Call output_location_lists if we have location
2427 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2429 * gcse.c (try_replace_reg): First try global replace, later try to
2430 simplify the expression.
2432 * gcse.c (find_used_regs): Change calling convention; work via
2434 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
2436 2001-05-18 Bernd Schmidt <bernds@redhat.com>
2439 2001-02-09 Nick Clifton <nickc@redhat.com>
2440 * config/arm/arm.md: Change output constraint on post inc
2441 load/store multiple patterns to be a read/write constraint.
2443 2001-05-18 Mark Mitchell <mark@codesourcery.com>
2445 * basic-block.h (struct basic_block_def): Add documentation about
2446 what a basic block is, and what the various fields are used for.
2447 * flow.c (calculate_globlal_regs_live): Add documentation about
2448 how the algorithm works, and how we know that it will terminate.
2449 Check that the the inductive assumption that guarantees
2450 termination actually holds.
2451 (mark_used_regs): Treat conditionally set registers as used.
2452 (debug_regset): Add comment.
2453 * rtl.texi (cond_exec): Add documentation.
2455 * function.c (expand_function_start): Avoid creating BLKmode
2458 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2460 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
2461 DIE, even if it has no children.
2462 (dwarf2out_finish): Always output the line-number table, even if
2465 2001-05-18 David Edelsohn <edelsohn@gnu.org>
2467 * rs6000.md (movsfcc,movdfcc): Remove NE case.
2469 2001-05-17 Bruce Korb <bkorb@gnu.org>
2471 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
2472 * fixinc/genfixes: emit a warning if AutoGen is out of date
2474 2001-05-17 Brendan Conoboy <blc@cygnus.com>
2475 Bruce Korb <bkorb@gnu.org>
2477 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
2478 found in fixinc directory. Facilitates binary distributions.
2480 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
2482 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
2485 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
2487 * dwarf2out.c (modified_type_die): Equate qualified type to die.
2489 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2491 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
2492 (simplify_subreg): Handle complex types represented as CONCAT.
2494 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
2495 * rtl.h (swap_commutative_operands_p): Declare.
2496 * rtlanal.c (swap_commutative_operands_p): New.
2497 (operand_preference): New static function.
2499 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
2500 (gen_binary): Likewise.
2501 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
2502 * simplify-rtx.c (simplify_gen_binary,
2503 simplify_gen_relational): Likewise.
2505 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2507 * cse.c (fold_rtx): Use simplify_subreg.
2509 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
2510 (simplify_gen_subreg): New.
2511 (simplify_rtx): Use simplify_subreg.
2512 * rtl.h (simplify_gen_subreg): Declare.
2514 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2516 * doc/install.texi: Update Solaris information.
2518 * except.h (protect_cleanup_actions): Remove it.
2519 (lang_protect_cleanup_actions): Declare it.
2520 * except.c (protect_cleanup_actions): Remove it.
2521 (lang_protect_cleanup_actions): New variable.
2522 (init_eh): Don't make protect_cleanup_actions a GC root.
2523 (expand_eh_region_and_cleanup): Call
2524 lang_protect_cleanup_actions.
2525 (output_function_exception_table): Remove unused `align'
2527 * varasm.c (assemble_external): Abort if we have not yet
2528 opened the assembly output file.
2530 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
2532 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
2533 for eh_personality_libfunc.
2535 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2537 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
2538 when calling simplify_subreg. This is needed to allow replacing
2539 of expression of one mode by expression of different mode.
2541 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2543 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
2545 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2547 * expr.c (protect_from_queue): Protect against subsequent calls to
2549 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
2552 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2554 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
2556 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2558 * gccbug.in (CATEGORIES): Add "bootstrap".
2560 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2562 * simplify-rtx.c (simplify_subreg): Break out from ...
2563 * combine.c (combine_splify_rtx) ... here and ...
2564 * recog.c (validate_replace_rtx_1): ... here;
2565 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
2566 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
2567 (subreg_lowpart_p): ... here.
2569 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2571 * stmt.c (expand_asm_operands): For inout operands, make sure
2572 the substitution of '=' for '+' makes it into the rtl.
2574 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
2575 (reload_as_needed): Call update_eliminable_offsets a bit later.
2577 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2579 * gcc.texi (gccbug): Refer to the web pages for detailed information
2582 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2584 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
2586 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
2587 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
2588 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
2589 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
2590 * cross-make: Don't set LIBGCC1.
2591 * mklibgcc.in: Delete all code for building from libgcc1.c.
2592 Always honor LIB1ASMFUNCS if set.
2594 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
2595 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
2596 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
2597 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
2598 config/i386/uwin.asm, config/m68hc11/larith.asm,
2599 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
2600 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
2601 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
2602 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
2603 Delete or update references to libgcc1 in commentary.
2605 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
2606 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
2607 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
2608 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
2609 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
2610 config/arm/t-semi, config/arm/t-strongarm-coff,
2611 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
2612 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
2613 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
2614 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
2615 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
2616 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
2617 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
2618 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
2619 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
2620 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
2621 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
2622 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
2623 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
2624 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
2625 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
2626 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
2627 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
2628 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
2629 config/mips/t-ultrix, config/mn10200/t-mn10200,
2630 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
2631 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
2632 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
2633 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
2634 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
2635 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
2636 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
2637 config/sparc/t-sparclite, config/sparc/t-splet,
2638 config/sparc/t-sunos41, config/sparc/t-vxsparc,
2639 config/sparc/t-vxsparc64, config/v850/t-v850:
2640 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
2642 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
2643 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
2644 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
2645 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
2646 nongcc_SI_type, nongcc_word_type, or perform_*
2647 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
2649 * config/i386/386bsd.h, config/i386/beos-elf.h,
2650 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2651 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
2652 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
2653 Don't include i386/perform.h.
2655 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
2656 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
2657 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
2658 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
2659 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
2660 config/vax/t-openbsd, config/vax/t-vax: Delete.
2662 * config.gcc: Remove references to deleted files.
2663 (arm-semi-aof): Use arm/t-semi for tmake_file.
2665 * gcc.texi, install.texi, invoke.texi, tm.texi:
2666 Delete or rewrite text which is no longer relevant now that
2667 libgcc1 no longer exists.
2669 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
2670 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
2672 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
2673 Bruce Korb <bkorb@gnu.org>
2675 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
2678 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2680 * i386.md: Add two peepholes to clean up code generated by
2683 2001-05-16 Richard Henderson <rth@redhat.com>
2685 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
2686 variants of non-absolute encodings.
2688 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2690 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
2691 __register_frame_info_table_bases): Export.
2693 2001-05-16 Richard Henderson <rth@redhat.com>
2695 * except.c (eh_data_format_name): Move to ...
2696 * dwarf2asm.c: ... here. Use designated initializers if available.
2697 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
2698 * dwarf2asm.h: Update declarations.
2699 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
2700 ASM_PREFERRED_EH_DATA_FORMAT.
2701 (output_call_frame_info): Likewise. Use 'L' augmentation for
2704 * unwind-dw2-fde.h (struct fde_vector): New.
2705 (struct old_object): Rename from struct object.
2706 (struct object): New.
2707 (__register_frame_info_bases): Declare.
2708 (__register_frame_info_table_bases): Declare.
2709 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
2710 * unwind-dw2-fde.c (objects): Remove.
2711 (unseen_objects, seen_objects): New.
2712 (__register_frame_info_bases): New.
2713 (__register_frame_info): Use it.
2714 (__register_frame_info_table_bases): New.
2715 (__register_frame_info_table): Use it.
2716 (__deregister_frame_info): Rewrite for changed object struct.
2717 (base_from_object, get_cie_encoding, get_fde_encoding): New.
2718 (fde_unencoded_compare): Rename from fde_compare; uninline.
2719 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
2720 (start_fde_sort): Adjust for new definition of fde_vector.
2721 (fde_insert): Likewise.
2722 (end_fde_sort): Likewise. Select comparison function based
2723 on properties of the object.
2724 (fde_split): Take object and fde_compare_t arguments.
2725 (frame_heapsort, fde_merge): Likewise.
2726 (classify_object_over_fdes): Rename from count_fdes. Handle
2727 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
2729 (add_fdes): Handle encoded pointers.
2730 (init_object): Rename from frame_init. Update for new struct object.
2731 (linear_search_fdes): Rename from search_fdes. Handle encoded
2733 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
2734 (binary_search_single_encoding_fdes): New.
2735 (binary_search_mixed_encoding_fdes): New.
2736 (search_object): New.
2737 (_Unwind_Find_FDE): Update for new struct object. Fill in
2739 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
2740 iterating over EH data.
2741 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
2742 fde_encoding, lsda_encoding.
2743 (read_uleb128, read_sleb128): Remove.
2744 (read_encoded_pointer): Remove. All callers use read_encoded_value.
2745 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
2746 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
2748 * unwind-pe.h: Add "struct" to _Unwind_Context references.
2750 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2752 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
2753 * cpphash.c (_cpp_lookup_with_hash): Similarly.
2754 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
2755 cpp_spell_token, cpp_output_token): Similarly.
2756 * cpplib.c (lex_macro_node, do_undef, do_pragma,
2757 do_pragma_poison, parse_assertion, do_assert): Similarly.
2758 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
2759 save_parameter, _cpp_create_definition, check_trad_stringification,
2760 cpp_macro_definition): Similarly.
2761 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
2762 * c-lex.c (cb_undef, c_lex): Similarly.
2763 * fix-header.c (recognized_function): Similarly.
2764 * cpplib.h (NODE_LEN, NODE_NAME): New.
2765 (cpp_hashnode): Rename length len.
2767 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
2769 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
2772 2001-05-16 Andreas Jaeger <aj@suse.de>
2774 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
2776 * toplev.c: Include dwarf2asm.h for prototype of
2777 dw2_output_indirect_constants.
2779 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2781 * stmt.c (expand_asm_operands): Be able to offload addressof
2782 expression to memory. (PR optimization/185)
2784 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2786 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
2787 applying distributive law.
2789 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2791 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
2793 * gthr-dce.h (UNUSED): Attribute unused macro.
2794 (__gthread_key_dtor): Make arguments UNUSED.
2795 (__gthread_key_delete): Revise for compatibility with DRAFT4
2798 2001-05-16 David Edelsohn <edelsohn@gnu.org>
2800 * doc/install.texi: Update AIX information.
2801 * README.RS6000: Remove obsolete file.
2803 2001-05-16 Jakub Jelinek <jakub@redhat.com>
2804 Nathan Sidwell <nathan@codesourcery.com>
2806 * gcc.c (give_switch): Don't write before start of string.
2807 Always append suffix.
2809 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
2811 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
2814 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2816 * README.ALTOS: Remove obsolete file.
2818 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2820 * c-lex.h (save_and_forget_protocol_qualifiers,
2821 forget_protocol_qualifiers, remember_protocol_qualifiers):
2822 Remove deleted functions' prototypes.
2824 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2826 * c-parse.in (methodtype): New production.
2827 (methoddef, methodproto): Collapse separate '-' and '+'
2830 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2832 * c-common.h (RID_FIRST_PQ): New.
2833 * c-parse.in (objc_pq_context): New.
2834 (objc parser): Set objc_pq_context rather than calling
2835 remember_protocol_qualifiers and forget_protocol_qualifiers.
2836 Don't call save_and_forget_protocol_qualifiers.
2837 (yylexname): Handle objc protocol qualifiers here.
2838 * stringpool.c (struct str_header): Replace with sp_hashnode.
2839 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
2840 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
2841 Allocate an IDENTIFIER_NODE for each identifier.
2842 (FORALL_STRINGS, set_identifier): Delete.
2843 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
2844 (ggc_alloc_string): Use an obstack.
2845 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
2846 * tree.h: Update comments.
2847 (set_identifier): Delete.
2848 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
2849 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
2850 remember_protocol_qualifiers): Delete.
2852 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
2854 * flow.c (life_analysis): After life analysis is complete, do
2855 an optional scan over insns looking for REG_LABEL notes that
2856 reference a deleted label.
2857 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
2858 before peeking at LABEL_NUSES.
2860 2001-05-15 Richard Henderson <rth@redhat.com>
2862 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
2863 (_Unwind_GetTextRelBase): New.
2865 2001-05-15 Mark Mitchell <mark@codesourcery.com>
2867 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2869 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
2871 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
2872 so that CHOOSE_SECTION gets used.
2874 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
2875 TARGET_RELOCATABLE like flag_pic for now.
2877 2001-05-15 David Edelsohn <edelsohn@gnu.org>
2879 * rs6000.md (movdi splitter): Sign extend more efficiently.
2880 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
2881 to "long long" valid on 32-bit and 64-bit hosts.
2882 (logical_operand): Cast trunc_int_for_mode return value.
2883 (rs6000_emit_move): Shift macro to encapsulate variable.
2884 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
2885 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
2886 plus_constant requires signed argument.
2888 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
2890 * gthr-posix.h: Make additional pthread-* functions weak.
2892 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2894 * recog.c (apply_change_group): Avoid unneeded validating.
2896 2001-05-14 David Edelsohn <edelsohn@gnu.org>
2898 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
2899 (num_insns_constant): CONST_INT can be 64-bits.
2901 2001-05-14 Stan Shebs <shebs@apple.com>
2903 * config/darwin.h (LIB_SPEC): Just use -lSystem.
2904 (LIBGCC_SPEC): Don't define.
2906 2001-05-14 Richard Henderson <rth@redhat.com>
2908 * configure.in (gcc_cv_as_eh_frame): New test.
2909 * config.in, configure: Rebuild.
2910 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
2912 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2914 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
2915 extended precision divide.
2917 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2919 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
2920 for RETURNS as well.
2922 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2924 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
2925 (CPP_CPU??_SIZE_TYPE): New.
2926 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
2927 (CPP_CPU_SPEC): ... here; support choosing of CPU.
2928 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
2929 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
2931 * i386.c (override_options): Add sorry about not suported modes.
2933 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
2935 * config/pa/som.h (NM_FLAGS): Remove.
2936 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
2937 (ASM_OUTPUT_SECTION_NAME): Remove.
2938 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
2940 2001-05-14 Mark Mitchell <mark@codesourcery.com>
2942 * regrename.c (regrename_optimize): Do not rename registers to
2945 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
2947 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
2948 contain MEMs. Remove useless distinction about clobbering
2951 2001-05-13 Geoff Keating <geoffk@redhat.com>
2953 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
2954 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
2955 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
2956 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2957 (EXCEPTION_SECTION): Define.
2959 2001-05-13 Zack Weinberg <zackw@stanford.edu>
2961 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
2962 binary backward compat only.
2963 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
2964 in LIB2FUNCS. Pass it to mklibgcc.
2965 * mklibgcc.in: Handle LIB2FUNCS_ST.
2967 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
2969 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
2971 * tm.texi (THREAD_MODEL_SPEC): Document it.
2972 * gcc.c (main): Use it.
2973 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
2974 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
2976 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2978 * rtl.h (SYMBOL_REF_WEAK): New macro.
2979 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
2980 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
2981 * rtl.texi (SYMBOL_REF_WEAK): Document it.
2982 * gcc.texi: Remove wrong description.
2984 2001-05-13 Mark Mitchell <mark@codesourcery.com>
2986 * Makefile.in (STAMP): New macro.
2987 Replace all uses of `touch' with $(STAMP).
2988 * fixinc/Makefile.in: Likewise.
2990 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2992 * configure.in: ldopen is never in -lexc, so don't test for it.
2993 Add test for exc_resume in -lexc for Ada.
2994 * configure: Regenerated.
2996 2001-05-12 Richard Henderson <rth@redhat.com>
2998 * dwarf2asm.c (size_of_encoded_value): New function.
2999 * dwarf2asm.h: Declare it.
3000 * except.c (output_function_exception_table): Align the TType
3001 array only as wide as the encoding.
3003 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3005 * extend.texi: Document #pragma GCC java_exceptions.
3007 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3009 * c-parse.in (bison parser, init_reswords): Remove uses of
3011 * c-tree.h (doing_objc_thang): Remove.
3013 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3015 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3016 about files not ending in newlines.
3018 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3020 * dwarfout.c (dwarfout_init): Add cast.
3021 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3022 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3024 * method.c (build_mangled_C99_name): Remove unused prototype.
3026 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3028 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3030 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3032 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3033 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3035 2001-05-11 Richard Henderson <rth@redhat.com>
3037 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3038 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3039 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3040 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3041 (dw2_output_indirect_constants): Prototype.
3042 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3043 current_function_func_begin_label if we'll need it for EH. Exit
3044 early for IA64_UNWIND_INFO.
3045 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3046 (eh_data_format_name): Update for indirect references.
3047 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3048 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3049 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3050 define HAVE_eh_return etc.
3051 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3052 (final_end_function): Don't call output_function_exception_table.
3053 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3054 (rest_of_compilation): Invoke output_function_exception_table
3055 for ia64 before assemble_end_function.
3056 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3057 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3059 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3060 * unwind.h: Declare them.
3061 * libgcc-std.ver: Export them.
3062 * unwind-pe.h: New file.
3064 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3066 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3068 (find_fde_for_dso): Extract DT_PLTGOT.
3069 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3070 the segment and gp as well.
3071 * config/ia64/frame-ia64.c: Remove file.
3072 * config/ia64/frame-ia64.h: Remove file.
3073 * config/ia64/unwind-ia64.c: New file.
3074 * config/ia64/unwind-ia64.h: New file.
3075 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3076 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3077 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3078 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3079 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3080 (IA64_UNWIND_INFO): Re-enable.
3081 (HANDLER_SECTION): Remove.
3082 (EH_RETURN_DATA_REGNO): New.
3083 * config/ia64/ia64.md (exception_receiver): Remove.
3084 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3085 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3087 2001-05-11 Richard Henderson <rth@redhat.com>
3089 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3090 calls and jumps to be bundled together.
3091 (ia64_reorg): Emit a break after a noreturn call that ends
3093 * config/ia64/ia64.md (break_f): New.
3095 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3097 * c-lex.c (lex_charconst): Convert into a simple wrapper
3098 around cpp_interpret_charconst, to which most of the code
3100 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
3101 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
3102 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
3103 (lex): Use cpp_interpret_charconst.
3104 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
3105 hex_digit_value): New functions.
3106 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
3107 * cpplib.h (cpp_interpret_charconst): New prototype.
3108 * Makefile.in: Update.
3110 2001-05-12 Dean Wakerley <dean@wakerley.com>
3112 * doc/install.texi: New file. Converted to texinfo from the HTML
3113 documentation in wwwdocs/htdocs/install.
3115 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
3117 * gcse.c (insert_insn_end_bb): Do not search for assignments to
3118 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3120 * toplev.c (compile_file): Move comment for opening output
3121 file to just before the code that opens the output file.
3123 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3125 * regmove.c (regmove_optimize): Suppress the optimization for
3126 unchanging destination register. Add comment above function.
3128 2001-05-11 Zack Weinberg <zackw@stanford.edu>
3130 * Makefile.in: Exterminate all references to assert.h.
3131 * cross-make: Likewise.
3133 * configure.in: Correct commentary.
3134 * configure: Regenerate.
3136 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
3139 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3140 config/t-netbsd, config/t-rtems, config/x-linux,
3141 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
3142 No need to override INSTALL_ASSERT_H.
3144 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3145 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
3146 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
3148 2001-05-11 Graham Stott <grahams@redhat.com>
3150 * combine.c (simplify_comparison): Fix typo.
3152 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3154 * loop.h (struct movables): Remove `num'.
3155 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3156 Adjust call to strength_reduce.
3157 (num_unmoved_movables): New function.
3158 (move_movables): Don't set movables->num.
3159 (strength_reduce): Compute the number of instructions in the loop
3160 here, rather than in the caller.
3161 (check_dbra_loop): Always clear reversible_mem_store if there
3162 are any memory sets.
3163 (loop_regs_scan): Don't count instructions here.
3164 (count_insn_in_loop): New function.
3166 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3168 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
3170 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3172 * c-common.c (finish_label_expr): New function, lifted from
3173 from cp/semantics.c.
3174 * c-common.h (finish_label_expr, lookup_label): New prototypes.
3175 * c-parse.in: Move 3 blocks of parser code into new functions.
3176 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
3177 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
3178 (lookup_label): Remove.
3180 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
3182 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
3183 FLOAT_BIT_ORDER_MISMATCH.
3185 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3187 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3188 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3190 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3192 * expr.c (emit_group_load): extract_bit_field requires a REG or
3195 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
3197 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3198 a computed jump into an unconditional jump.
3199 In second hunk of code for collapsing computed and conditional jumps
3200 into unconditional jumps, reemit the jump in additional cases.
3202 * jump.c (jump_optimize_1): Do not wrap the new jump target
3203 inside a LABEL_REF; gen_jump will do that automatically.
3205 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3207 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3208 contents for a SYMBOL_REF in case of floating point constants.
3210 2001-05-10 DJ Delorie <dj@redhat.com>
3212 * c-common.c (combine_strings): Widen strings in a
3213 host-endian-independent way.
3215 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3217 * c-parse.in: Remove many shift/reduce conflicts. Update
3219 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3220 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3221 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3222 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3223 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3224 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3225 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3226 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3227 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3228 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3229 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
3230 typespec_reserved_nonattr, typespec_reserved_attr,
3231 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
3232 structsp_nonattr, components_notype, component_notype_declarator,
3233 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
3234 firstparm, setspecs_fp): New
3235 (typed_declspecs, reserved_declspecs, typed_typespecs,
3236 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
3237 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
3238 declmods_no_prefix_attr, nonempty_type_quals, structsp,
3239 type_quals): Remove. Users updated.
3240 (initdecls, notype_initdecls, after_type_declarator,
3241 parm_declarator, notype_declarator, absdcl1, components, ivars):
3242 Don't allow attributes at the start of a declarator; include them
3243 in the production containing the declarator instead. Always
3244 require type specifiers before trying to redeclare a typedef name.
3245 (typename): Allow for attributes but warn that they are ignored.
3246 (parmlist, firstparm, setspecs_fp): Include attributes in
3247 parmlist; suck them off the parser stack in firstparm using
3250 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
3252 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
3253 to determine if a block has an unconditional jump at its end.
3255 * jump.c (jump_optimize_1): When converting a conditional jump
3256 to an unconditional jump, build the jump using gen_jump instead
3257 of just modify operands in-place.
3259 2001-05-09 Zack Weinberg <zackw@stanford.edu>
3261 * cppinit.c (cpp_post_options): Shut off macro expansion if
3263 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
3264 IN_I directives only if the # is in column 1 and the directive
3265 name begins in column 2.
3266 * cppmain.c (scan_buffer): Insert a space between # and an
3267 identifier, when that identifier is a directive name.
3269 * tradcpp.c (struct file_buf): Add a pointer to the next entry
3270 in the header search path.
3271 (enum node_type): Add T_INCLUDE_NEXT.
3272 (directive_table): Add entry for include_next.
3273 (do_include_next): New function.
3274 (process_include): New routine, broken out of do_include.
3275 (finclude): Insert 'nhd' argument, to be copied into
3276 next_header_dir of the new buffer.
3277 (main): Adjust to match.
3278 * gsyslimits.h, limity.h: Un-indent #include_next.
3280 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
3282 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
3283 inclusion as a chapter of the GCC manual.
3284 * gcc.texi: Include objc.texi.
3285 * fdl.texi: Use @unnumberedsec for the addendum.
3286 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
3288 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3290 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
3292 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
3294 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
3295 handling of two-address insns.
3297 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
3299 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
3300 ../binutils/nm-new instead of ../binutils/nm.
3302 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3304 * i386.md (movdi splitter): Fix the splitting condition
3305 (float_extenddftf splitter): Fix mode.
3307 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3309 * genrecog.c (write_switch): Avoid outputting of switch for
3310 types wider than int.
3312 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
3314 * reload1.c (copy_eh_notes): New function.
3315 (emit_input_reload_insns): Call it.
3316 (emit_output_reload_insns): Call it.
3318 2001-05-07 Zack Weinberg <zackw@stanford.edu>
3320 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
3322 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
3323 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
3325 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
3327 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3329 * pa.md (interspace_jump): Revise comment.
3330 (builtin_longjmp): Block initial setup insns from delay slot of
3332 (builtin_setjmp_receiver): New expander to save and restore PIC
3335 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
3337 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
3339 * toplev.c (compile_file): Set up the output file before we call
3340 the various initializers for the compiler.
3342 * except.c (sjlj_mark_call_sites): Do not search for assignments to
3343 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3345 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
3346 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
3348 2001-05-06 Zack Weinberg <zackw@stanford.edu>
3350 * Makefile.in (tradcpp0): Correct typo in dependency list.
3352 2001-05-06 Geoff Keating <geoffk@redhat.com>
3354 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
3355 the link register if we're not going to use it.
3357 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
3358 (output_function_profiler): Likewise.
3360 2001-05-07 Alan Modra <amodra@one.net.au>
3362 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
3364 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
3366 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
3367 zero-extend it. Make abs_inc unsigned.
3369 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
3370 widest mode in narrowing and widening operations.
3372 * config/mips/mips.md: Sign extend CONST_INTs.
3374 2001-05-06 Andreas Jaeger <aj@suse.de>
3376 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
3377 (i386 Options): Document -momit-leaf-frame-pointer.
3379 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3381 * c-typeck.c (internal_build_compound_expr): Check for
3382 array to pointer conversion just once.
3384 2001-05-05 Richard Henderson <rth@redhat.com>
3386 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
3388 2001-05-05 Richard Henderson <rth@redhat.com>
3390 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
3391 to the parent of the fixup region.
3393 2001-05-05 Jakub Jelinek <jakub@redhat.com>
3395 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
3397 * cpp.texi (__NO_INLINE): Document it.
3399 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3401 * cppfiles.c (struct include_file): New member err_no.
3402 (find_or_create_entry): Set it.
3403 (open_file): Don't set fds to -2. Instead, use err_no to
3404 remember previous errors, if any.
3406 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3408 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
3409 between X and Y by using sequences of xgdx and xgdy.
3411 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3413 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
3414 of '!' for the 'D' alternative ('!' is too strong).
3415 ("*logicalsi3_silshl16"): Likewise.
3416 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
3417 ("movstrictsi"): Remove spurious '+'.
3418 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
3419 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
3420 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
3423 2001-05-04 David Edelsohn <edelsohn@gnu.org>
3425 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
3427 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
3429 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
3432 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3434 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
3437 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3439 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
3440 soft register, use ror instead of rol.
3442 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3444 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
3445 into account pre/post increment decrement for 68HC12.
3446 Fix other problems in replacement and fix call to reg_mentioned_p.
3448 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3450 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
3451 Put the soft registers in bss for 68HC12.
3452 (L_regs_d3_4): New for _.d3 and _.d4.
3453 (L_regs_d5_6): Likewise.
3454 (L_regs_d1_2): Likewise.
3455 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
3457 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3459 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
3460 to the pre-processor when -fshort-double is specified.
3461 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
3463 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3465 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
3466 (__mulsi3): Rewrite for 68HC12.
3467 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
3468 Mark 'x' constraint with earlyclobber to prevent a
3469 RELOAD_FOR_OTHER_ADDRESS to go in it.
3470 (mulhi3_m68hc12): New pattern.
3471 (mulhi3_m68hc11): Rename of mulhi3.
3472 (mulhi3): New expand for 68HC12 optimisation.
3473 (umulhisi3, mulhisi3): New patterns for 68HC12.
3475 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3477 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
3478 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
3479 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
3481 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3483 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
3484 constants cheap after reload.
3485 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
3487 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
3488 so that gcc prefers a shift by 16.
3489 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
3491 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
3493 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
3495 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3497 * alpha.h: NULL_PTR -> NULL.
3504 * i386.md: Likewise.
3507 * m68hc11.h: Likewise.
3508 * rs6000.h: Likewise.
3511 * sparc.h: Likewise.
3515 * final.c: Likewise.
3517 * recog.c: Likewise.
3519 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3521 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
3522 `bool' parameter to `int'.
3524 * hash.c (hash_lookup): Likewise.
3526 * hash.h (hash_lookup): Likewise.
3528 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
3530 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3532 * i386.c (x86_initialize_trampoline): Fix mode of constant.
3534 2001-05-03 Geoff Keating <geoffk@redhat.com>
3536 * invoke.texi (i386 Options): Delete references to -malign-jumps,
3537 -malign-loops, -malign-functions.
3538 * i386.c (ix86_align_funcs): Delete.
3539 (ix86_align_loops): Delete.
3540 (ix86_align_jumps): Delete.
3541 (override_options): Mark -malign-* as obsolete. Emulate their
3542 behaviour with the -falign-* options. Default -falign-* from
3543 the processor table.
3544 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
3545 patch of Wed May 2 13:09:36 2001.
3546 (LOOP_ALIGN): Delete.
3547 (LOOP_ALIGN_MAX_SKIP): Delete.
3548 (LABEL_ALIGN_AFTER_BARRIER): Delete.
3549 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
3551 2001-05-04 Andreas Jaeger <aj@suse.de>
3553 * except.h: Add prototype declaration for
3554 expand_builtin_init_dwarf_reg_sizes.
3556 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
3558 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
3560 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3562 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
3564 ("bitcmpqi2"): New pattern for bit-extract and test.
3565 ("bitcmphi"): New pattern for bitb/bita instructions.
3567 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
3569 * gccbug.in: Use a temporary directory when the mktemp command is
3572 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3574 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
3576 (INITIALIZE_TRAMPOLINE): Call it.
3577 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
3578 (TRAMPOLINE_TEMPLATE): Remove.
3579 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
3580 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
3583 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3585 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
3586 and crtendS.o with PIC.
3588 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3590 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
3592 (___subdi3, ___adddi3): Use x instead of y as index register.
3593 (__init_bss_section, __map_data_section): Optimize for 68HC12.
3594 (__memset, __memcpy): Likewise.
3595 (regs): Put the soft registers in bss for 68HC12.
3596 (abort): Use trap to abort for 68hc12.
3597 (__mulhi3, __mulhi32): Use emul for 68hc12.
3598 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
3600 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3602 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
3603 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
3604 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
3605 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
3606 Set 68HC12 min offset to -65536.
3607 (print_operand): Put parenthesis arround the operand if it refers
3608 to a symbol having the same name as a register.
3609 (m68hc11_z_replacement): When z register is replaced by its
3610 equivalent soft register, force the insn to be re-recognized.
3611 (m68hc11_check_z_replacement): Fix the test when destination is
3612 the index register and z dies in the insn.
3613 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
3615 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3617 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
3618 costs according to processor variant.
3619 (m68hc11_shift_cost): New function to compute shift costs.
3620 (m68hc11_rtx_costs): Define costs according to processor variant.
3621 (m6811_cost): Costs for 68HC11.
3622 (m6812_cost): Costs for 68HC12.
3623 (COSTS_N_INSNS): Remove.
3625 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
3626 (DEFAULT_RTX_COSTS): Remove.
3627 (CONST_COSTS): Define costs according to OUTER_CODE.
3628 (processor_costs): New struct to define costs.
3629 (m68hc11_cost): Pointer to current costs.
3631 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3633 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
3634 and use m68hc11_notice_keep_cc when using leax/leay.
3635 (addhi3 split): Reject split if the insn is handled by
3637 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
3638 push must be handled in a special way if the source operand uses
3639 sp as index register.
3640 (m68hc11_notice_keep_cc): New function.
3641 (m68hc11_gen_movhi): Use it when an insn changes a register but
3643 (m68hc11_gen_movqi): Fix move for 68HC12.
3644 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
3646 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3648 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
3649 and don't pass operands[0] to emit_library_call_value.
3651 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3653 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
3654 (zero_extendsi split): Simplify and use (zero_extendhi).
3655 (*addhi3): Remove 'w' constraint since stack pointer is handled
3657 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
3658 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
3659 (*ashrhi3_const): Fix shift by 7.
3660 (*lshrsi3_const16): Fix template.
3661 (call, call_value): Fix constraint and predicate.
3663 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3665 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
3666 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
3667 (CC_REGNUM): Likewise.
3668 (*unnamed splits): Use above constants instead of hard coded numbers.
3669 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
3670 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
3671 (*return_16bit, *unnamed peepholes): Likewise.
3673 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3675 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
3676 rs6000/rs6000.h twice.
3678 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
3680 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
3681 (CPP_SPEC): Conditionally define MSDOS and GO32.
3682 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
3683 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
3685 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
3687 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3689 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
3691 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3693 * integrate.h (struct inline_remap): Add leaf_reg_map table.
3694 * integrate.c (expand_inline_function): Use xcalloc to allocate
3696 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
3699 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3701 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
3704 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3706 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
3707 linker if -mrelax is given.
3708 (TARGET_SWITCHES): Document -mrelax.
3710 Re-installed 2001-01-09's patch:
3711 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
3712 if it's wider than long and the target's long is wider than the
3715 2001-05-02 David O'Brien <obrien@FreeBSD.org>
3717 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
3718 directly include rs6000/rs6000.h. Instead do it in tm.h.
3720 2001-05-02 Stan Shebs <shebs@apple.com>
3722 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
3723 NSConstantString for NeXT-style runtimes.
3724 (STRING_OBJECT_GLOBAL_NAME): New macro.
3725 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
3726 OCTI_STRING_CLASS_DECL.
3727 (constant_string_global_id): New macro.
3728 (string_class_decl): Ditto.
3729 (setup_string_decl): New function.
3730 (build_objc_string_object): Use it to build a NeXT runtime
3731 compatible string initializer.
3733 2001-05-02 Jakub Jelinek <jakub@redhat.com>
3735 * tradcpp.c (do_define): Make sure we don't walk past limit.
3737 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3739 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
3740 offsets if not REG_OK_STRICT.
3742 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
3743 (INT_REG_OK_FOR_INDEX_P): Likewise.
3744 (INT_REG_OK_FOR_BASE_P): Likewise.
3745 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
3746 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
3747 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
3748 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
3749 REG_OK_FOR_BASE_P. Take an additional parameter.
3750 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
3751 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
3752 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
3753 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
3754 rs6000_legitimate_address() and use it.
3755 * config/rs6000/rs6000.c: Update all callers.
3756 (rs6000_legitimate_address): New function.
3758 2001-05-02 David Edelsohn <edelsohn@gnu.org>
3760 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
3761 special_constant conditional blocks together.
3763 2001-05-02 Dale Johannesen <dalej@apple.com>
3765 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
3767 (STRICT_ARGUMENT_NAMING): Define.
3768 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
3769 function_arg_partial_nregs, setup_incoming_varargs): Remove
3770 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
3773 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3775 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
3777 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
3780 * expr.c (store_field): Do nothing except elaborate side-effects if
3783 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3785 * c-lex.c: NULL_PTR -> NULL.
3787 * emit-rtl.c: Likewise.
3789 * genpeep.c: Likewise.
3791 * mips-tdump.c: Likewise.
3792 * reload1.c: Likewise.
3793 * rtlanal.c: Likewise.
3795 * stor-layout.c: Likewise.
3796 * toplev.c: Likewise.
3798 2001-05-01 Per Bothner <per@bothner.com>
3800 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
3801 call do_pending_stack_adjust before emiting label.
3803 2001-05-01 Mark Mitchell <mark@codesourcery.com>
3805 * extend.texi: Fix typo.
3807 2001-05-01 Stan Shebs <shebs@apple.com>
3809 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
3810 of UOBJC_MODULES_decl.
3811 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
3812 (generate_descriptor_table): Ditto.
3813 (generate_protocols): Ditto.
3814 (generate_protocol_list): Ditto.
3815 (generate_classref_translation_entry): Ditto.
3817 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
3819 * invoke.texi (Optimize Options): Add documentation for `--param
3820 max-delay-slot-insn-search' and `--param
3821 max-delay-slot-live-search' and reorder --param section.
3822 * params.def: Modify initial comment.
3823 * params.h (param_info): Add `help' member.
3824 * toplev.c (lang_independent_params): Include `help' description.
3825 (display_help): Print --param parameters.
3827 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3829 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
3830 Remove references to deleted files.
3831 (*-*-openbsd): No need to override xmake_file.
3832 (*-*-sysv4): Treat like *-*-sysv.
3834 * configure.in: Probe for ldopen in various places, and set up
3835 collect2 to be linked with them if found.
3836 Don't dink with Windows registry stuff unless $host_os is a
3837 Win32 os name. Check to see if we need -ladvapi32.
3838 * configure: Regenerate.
3840 * Makefile: Get rid of CLIB and HOST_CLIB.
3841 Substitute in COLLECT2_LIBS and link collect2 against its contents.
3842 * build-make: Get rid of HOST_CLIB.
3844 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
3845 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
3846 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
3847 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
3848 config/rs6000/x-rs6000: Delete.
3850 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
3853 24 x-host fragments remain, 0 x-cpu, 3 top level.
3855 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3857 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
3858 * configure: Regenerate.
3860 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
3862 * Makefile.in (install-headers): Remove redundant dependency.
3864 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
3866 * c-tree.texi (USING_STMT): Document.
3868 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3870 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
3871 * c-common.c: Likewise.
3872 * c-decl.c: Likewise.
3873 * combine.c: Likewise.
3874 * rs6000.c: Likewise.
3875 * except.c: Likewise.
3876 * explow.c: Likewise.
3878 * fold-const.c: Likewise.
3879 * function.c: Likewise.
3882 * integrate.c: Likewise.
3884 * objc/objc-act.c: Likewise.
3885 * recog.c: Likewise.
3886 * reg-stack.c: Likewise.
3887 * reload.c: Likewise.
3888 * reload1.c: Likewise.
3889 * simplify-rtx.c: Likewise.
3891 * varasm.c: Likewise.
3893 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
3895 * diagnostic.def: New file.
3896 * diagnostic.h (diagnostic_t): New enum.
3897 * Makefile.in (diagnostic.o): Depend on diagnostic.def
3899 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3901 * tsystem.h: Test only POSIX for availability of string.h
3903 * config.gcc (all systems): If USG appeared in xm_defines,
3904 change it to POSIX. If both USG and POSIX appeared, just
3905 delete USG. Remove unnecessary quotes around xm_defines
3907 (m68k-crds-unos*): Don't #define unos - tested nowhere.
3908 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
3909 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
3910 powerpc-*-linux*): No need to set xm_defines - handled by
3911 global settings for *-*-linux*.
3913 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3915 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
3916 Always include gstab.h, not system stab.h. Don't provide
3917 default definitions of N_CATCH or N_OPT. Always use the
3918 gstab.h variant of STAB_CODE_TYPE.
3919 * final.c: Don't include stab.h/gstab.h at all, or provide
3920 defaults for N_SLINE and N_SOL.
3922 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
3923 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
3925 * sdbout.c: Always include gsyms.h instead of system syms.h.
3927 * configure.in: No need to check for stab.h.
3928 * configure, config.in: Regenerate.
3929 * Makefile.in (final.o): Don't depend on gstab.h.
3931 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3932 Richard Henderson <rth@redhat.com>
3934 * extend.texi: Improve documentation of volatile asms.
3936 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3938 * c-tree.texi: Fix thinko.
3939 * gcc.texi: Likewise.
3941 2001-04-30 Richard Henderson <rth@redhat.com>
3943 * c-common.c (c_promoting_integer_type_p): New function, from the
3944 corpse of old macro. Properly promote too-small enumerations and
3945 booleans. Adjust all callers.
3946 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
3947 (c_promoting_integer_type_p): Declare.
3948 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
3949 * c-typeck.c: Likewise.
3950 (default_conversion): Remove now redundant boolean check.
3952 2001-04-30 Jan Hubicka <jh@suse.cz>
3953 Richard Henderson <rth@redhat.com>
3955 * regmove.c (try_apply_stack_adjustment): Remove now redundant
3957 (combine_stack_adjustments_for_block): Don't combine stack
3958 allocation followed by deallocations. Handle grow-up stacks.
3960 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3962 * fdl.texi: New file.
3963 * c-tree.texi: Use the GFDL.
3964 * gcc.texi: Likewise.
3966 2001-04-30 Stan Shebs <shebs@apple.com>
3968 * invoke.texi: Add a section documenting Objective-C options.
3970 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
3972 * emit-rtl.c (try_split): Copy EH notes to sequence.
3974 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3976 * regmove.c (record_stack_memrefs): Catch all references to the
3979 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
3981 * Makefile.in (stmp-fixinc): quote shell assignment values
3983 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3985 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
3989 * prefix.c: Likewise.
3991 2001-04-28 Stan Shebs <shebs@apple.com>
3993 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
3994 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
3995 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
3996 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
3998 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
3999 (NEXT_OBJC_RUNTIME): Define.
4001 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4003 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4004 * simplify-rtx.c (simplify_gen_relational): Likewise.
4006 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4008 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4009 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4011 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4012 registers in SSE case; fix handling of the immediates.
4013 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4014 operands to be in regsiters before reload.
4015 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4016 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4017 (abstf,absxf,negtf,negxf splitters): Compute
4018 properly the regnum for x86_64.
4019 (avsdf2_if_rex64): New.
4021 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4023 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4024 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4025 into the constant pool.
4026 * jump.c (jump_optimize_1): Remove barrier successors after all
4027 the LABEL_NUSES counds have been computed.
4028 (delete_barrier_successors): When deleting a tablejump insn, also
4029 delete the jump table it uses.
4030 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4033 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4035 * pa.c (FRP): Remove erroneous white space in macro definition.
4037 2001-04-28 Andreas Jaeger <aj@suse.de>
4039 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4041 * extend.texi: Likewise.
4042 * tm.texi: Likewise.
4044 2001-04-28 Andreas Jaeger <aj@suse.de>
4046 * md.texi: Use XX-bit instead of XXbit or XX bit where
4049 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4051 * gcc.c (process_command): Allow -l lib in addition to -llib
4052 for POSIX compliance. This fixes PR c/2347.
4054 * invoke.texi: Update section on Link Options accordingly.
4056 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4058 * function.c (purge_addressof_1): Remove the duplicate
4059 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4062 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4064 * except.c (expand_eh_region_start): Don't start a new block.
4065 (expand_eh_region_end): Don't end a block.
4066 * stmt.c (expand_end_bindings): Don't end EH blocks.
4067 (expand_decl_cleanup): Starting an EH region won't change the block.
4068 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4069 (is_eh_region): Lose.
4072 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4074 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4076 * collect2.c (main): Add `-L' case to remove duplicate entries.
4077 (is_in_args): New function to check for a duplicate argument.
4078 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4079 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4080 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4081 Define to be nonzero.
4083 2001-04-27 Andreas Jaeger <aj@suse.de>
4084 Richard Henderson <rth@redhat.com>
4086 * md.texi (Machine Constraints): Document additional i386
4087 constraints and fix description of "A".
4089 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4091 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4093 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4095 * except.c (get_exception_filter): word_mode, not Pmode.
4097 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4099 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4100 common to other movsf patterns. Move up so that in future
4101 people who change the other patterns will change it too.
4102 (movsf_lo_sum): Allow even for soft-float; add appropriate
4104 (movsf_high): Likewise.
4105 (movsf_high+1): Allow even for soft-float.
4107 * function.c (expand_function_end): Always clobber the
4108 return registers, even if there is no return label.
4110 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4112 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
4114 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
4116 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
4117 (pushqi2_rex64, pushhi2_rex64): Add.
4119 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
4121 * except.c (expand_eh_region_end_cleanup): Force pending stack
4122 adjust before emitting label that branches around cleanup code.
4124 2001-04-26 H.J. Lu (hjl@gnu.org)
4126 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4128 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4130 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4131 (ASM_OUTPUT_SECTION_NAME): Likewise.
4132 (ASM_WEAKEN_LABEL): Likewise.
4133 (UNIQUE_SECTION): Likewise.
4134 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4135 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4136 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4137 (ASM_OUTPUT_SECTION_NAME): Likewise.
4138 (ASM_WEAKEN_LABEL): Likewise.
4139 (UNIQUE_SECTION): Likewise.
4140 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4141 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4142 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4143 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4144 (ASM_FILE_START): Likewise.
4145 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4146 (ASM_DECLARE_OBJECT_NAME): Likewise.
4147 (ASM_FILE_END): Likewise.
4148 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4149 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4150 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4151 (ASM_OUTPUT_CASE_LABEL): Likewise.
4152 (ASM_OUTPUT_SKIP): Likewise.
4153 (ASM_OUTPUT_ASCII): Likewise.
4154 (ASM_OUTPUT_IDENT): Likewise.
4155 (READONLY_DATA_SECTION): Likewise.
4156 (EXTRA_SECTIONS): Likewise.
4157 (EXTRA_SECTION_FUNCTIONS): Likewise.
4158 (SELECT_RTX_SECTION): Likewise.
4159 (SELECT_SECTION): Likewise.
4161 * config/mips/linux.h (INVOKE__main): Undefine.
4162 (CTOR_LIST_BEGIN): Likewise.
4163 (CTOR_LIST_END): Likewise.
4164 (DTOR_LIST_BEGIN): Likewise.
4165 (DTOR_LIST_END): Likewise.
4166 (SET_ASM_OP): Defined it to ".dummy".
4167 (ASM_OUTPUT_DEF): Defined.
4168 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
4170 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
4172 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
4173 assembler supports .p2align.
4175 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
4177 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
4179 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4181 * integrate.c (expand_inline_function): Check for error_mark_node
4184 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4186 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4189 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4191 * configure.in (configargs.h): Define thread_model.
4192 * configure: Rebuilt.
4193 * gcc.c (main): Print it with -v.
4195 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4197 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4198 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4199 * gcc.1: Regenerate.
4201 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4203 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4204 is_redundant_typedef): Use static inline instead of inline static.
4206 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4208 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4209 this directory is always searched.
4211 2001-04-25 Richard Henderson <rth@redhat.com>
4213 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4214 of registers to restore along non eh_return path.
4216 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4218 * c-format.c (check_format_info_recurse): Handle
4219 PLUS_EXPR for format string.
4221 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4223 * config/ia64/ia64.h (CC1_SPEC): Define.
4224 * config/ia64/linux.h (CC1_SPEC): Define.
4226 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
4228 * emit-rtl.c (constant_subword): Also do sign extension in
4229 BITS_PER_WORD == 16 case.
4231 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4233 * loop.c (try_swap_copy_prop): Go back to checking insn.
4235 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4237 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
4238 if check_mode is non-zero.
4240 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4242 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
4243 out and comparison sequence has been detected, put result into
4244 proper temporary pseudo.
4246 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4248 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
4249 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
4250 * libgcc2.c: Remove __dummy and __builtin_saveregs.
4251 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
4252 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
4253 for future reference.
4255 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
4257 * except.c (reachable_handlers): Step out one level from a RESX.
4259 * except.c (struct eh_region): Rename 'last' to 'resume'.
4260 (mark_eh_region, duplicate_eh_region_1): Adjust.
4261 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
4262 (build_post_landing_pads): Likewise.
4263 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
4264 (expand_eh_region_end_must_not_throw): Likewise.
4265 (connect_post_landing_pads): Thread (only) regions with non-deleted
4268 * except.c (expand_eh_region_end_cleanup): Save the EH return data
4269 registers around the cleanup.
4270 (get_exception_filter): New fn.
4271 (finish_eh_generation): Use it.
4273 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
4275 * c-semantics.c (add_scope_stmt): Don't call
4276 current_scope_stmt_stack multiple times.
4278 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4279 Nathan Sidwell <nathan@codesourcery.com>
4281 Lazy __FUNCTION__ generation.
4282 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
4283 RID_C99_FUNCTION_NAME): New _RIDs.
4284 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
4285 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
4286 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
4288 (function_id_node, pretty_function_id_node, func_id_node): Remove.
4289 (c99_function_name_decl_node, function_name_decl_node,
4290 pretty_function_name_decl_node, saved_function_name_decls):
4292 (struct language_function): Remove x_function_name_declared_p.
4293 (make_fname_decl): Remove a parameter.
4294 (declare_function_names): Remove prototype.
4295 (start_fname_decls, finish_fname_decls): Prototype.
4296 (fname_as_string): Likewise.
4297 (fname_string, fname_decl): Likewise.
4298 * c-common.c (make_fname_decl): Adjust.
4299 (struct fname_var_t): New struct.
4300 (fname_vars): New static array.
4301 (declare_function_name): Remove.
4302 (start_fname_decls, finish_fname_decls): New functions.
4303 (fname_as_string): New function from remnants of
4304 declare_function_name.
4305 (fname_string, fname_decl): New functions.
4307 * c-decl.c (c_function_name_declared_p): Remove.
4308 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
4309 don't call declare_function_name. Call start_fname_decls.
4310 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
4311 clobber the line number. Call finish_decl.
4312 (start_function): Call start_fname_decls.
4313 (finish_function): Call finish_fname_decls.
4314 Remove c_function_name_declared_p.
4315 (push_c_function_context): Don't push c_function_name_declared_p.
4316 (pop_c_function_context): Don't pop c_function_name_declared_p.
4317 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
4318 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
4319 (program): Call finish_fname_decls for C.
4320 (primary): Add VAR_FUNC_NAME.
4321 (reswords): Add slots for __FUNCTION__ et al.
4322 (rid_to_yy): Add mappings for __FUNCTION__ et al.
4323 (yylexname): If it's a STRING_FUNC_NAME generate the function name
4324 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
4325 * c-semantics.c (prune_unused_decls): Remove.
4326 (finish_stmt_tree): Don't call prune_unused_decls.
4327 (genrtl_decl_stmt): Don't prune unused decls here.
4329 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
4331 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
4332 constant pool, use the pool's SYMBOL_REF instead.
4334 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
4337 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
4339 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
4340 passing nested NOP_EXPRs to fold.
4342 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
4344 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
4346 2001-04-22 Mark Mitchell <mark@codesourcery.com>
4348 * loop.c (loop_delete_insns): Add prototype.
4350 2001-04-23 Phil Edwards <pme@sources.redhat.com>
4352 * configure.in: Remove ENABLE_STD_NAMESPACE.
4353 * config.in: Regenerated.
4354 * configure: Regenerated.
4356 2001-04-22 Stan Shebs <shebs@apple.com>
4358 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
4360 * config/rs6000/xm-darwin.h: Remove file.
4362 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4364 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
4365 (write_c_file_stat): Likewise.
4367 * dbxout.c (dbxout_init): Likewise.
4369 * profile.c (output_func_start_profiler): Likewise.
4371 2001-04-22 Philipp Thomas <pthomas@suse.de>
4373 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
4374 require it instead of the CVS version.
4375 * cpperror.c (v_message): Put a blank before the macro
4376 body to not confuse exgettext.
4378 2001-04-21 Mark Mitchell <mark@codesourcery.com>
4380 * flow.c (proagate_one_insn): Remove useless assignment.
4381 * jump.c (delete_insn): Tidy.
4382 * loop.c (try_copy_prop): When deleting an instruction with a
4383 REG_RETVAL note, delete the entire libcall sequence.
4384 (loop_delete_insns): New function.
4385 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
4386 we're not substituting into them yet.
4388 2001-04-21 Kazu Hirata <kazu@hxi.com>
4390 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
4392 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
4394 * config/i960/i960.c (signed_arith_operand): Likewise.
4396 * calls.c (expand_call): Fix a comment typo.
4398 2001-04-20 Zack Weinberg <zackw@stanford.edu>
4400 * configure.in: Probe for times, clock, struct tms, and clock_t.
4401 * configure, config.in: Regenerate.
4402 * timevar.c: Replace ifdef forest in get_time with (relatively)
4403 straightforward series of checks based on autoconf's probes.
4405 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
4407 * config/pa/som.h (NM_FLAGS): Define.
4409 2001-04-20 Bernd Schmidt <bernds@redhat.com>
4411 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
4413 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
4414 * ia64.c (nop_cycles_until): New function.
4415 (prev_cycle, prev_first, last_issued): New static variables.
4416 (ia64_sched_reorder): Additional arg for clock.
4417 On final scheduling pass, emit extra NOPs as needed.
4418 Set prev_first and prev_cycle.
4419 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
4420 (ia64_variable_issue): Set last_issued.
4422 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
4424 * config/i386/i386.c (ix86_expand_int_movcc,
4425 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
4427 2001-04-20 Geoff Keating <geoffk@redhat.com>
4429 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
4430 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
4431 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
4432 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
4433 ctrdi_internal6): In the short-branch case, this insn is only 4
4434 bytes long. Reported by Reza Yazdani <reza@apple.com>.
4436 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4438 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
4439 "=u" is used together with "st" resp. "st(1)" clobber.
4441 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4443 * gcse.c (gcse_main): Fix comment typo.
4444 (delete_null_pointer_check): Likewise.
4445 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
4446 * cse.c (cse_insn): Likewise.
4447 * function.c (fixup_var_refs_insns_with_hash): The sequence is
4450 2001-04-19 Zack Weinberg <zackw@stanford.edu>
4452 * toplev.c: Excise all code for the undocumented -dm option.
4453 (float_signal): Call signal just once, unconditionally.
4455 2001-04-19 Geoff Keating <geoffk@redhat.com>
4457 * fold-const.c (fold): Use first_rtl_op rather than
4458 TREE_CODE_LENGTH when looping over parameters of a tree.
4459 Correct strange grouping in test for evaluated SAVE_EXPR.
4461 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
4463 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
4464 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
4466 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
4467 name at 32 total characters.
4468 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
4469 functions in named sections -- data items can still go into unique
4470 sections, but they have normal names (ie $LIT$ and $DATA$).
4472 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
4475 2001-04-19 DJ Delorie <dj@redhat.com>
4477 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4478 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
4479 * config/i386/cygwin.h: Likewise.
4480 * config/i386/mingw32.h: Likewise.
4481 * config/vax/vms.h: Likewise.
4482 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
4484 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4485 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
4486 * config/i386/xm-cygwin.h: Likewise.
4487 * config/i386/xm-djgpp.h: Likewise.
4488 * config/i386/xm-mingw32.h: Likewise.
4489 * config/vax/xm-vms.h: Likewise.
4491 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
4492 instead of OBJECT_SUFFIX.
4493 * collect2.c (find_a_file): Look for files matching the extension
4494 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
4495 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
4496 TARGET_EXECUTABLE_SUFFIX.
4497 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
4498 (make_relative_prefix): Likewise.
4499 (convert_filename): Use TARGET_ suffixes throughout. Remove
4501 (process_command): Likewise.
4502 (do_spec_1): Likewise.
4503 * java/lang.c (init_parse): Likewise.
4505 * gcc.texi : Document four new options matching the pattern
4506 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
4507 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
4508 documentation for NO_AUTO_EXE_SUFFIX.
4510 2001-04-19 Mark Mitchell <mark@codesourcery.com>
4512 * toplev.h (struct lang_hooks): Allow decode_option to indicate
4513 that language-independent processing should not be done.
4514 * toplev.c (main): Adjust accordingly.
4516 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
4517 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
4519 * mips.md (reload_outputdi): Require that operand0 be a
4522 2001-04-19 Jakub Jelinek <jakub@redhat.com>
4524 * invoke.texi (-Wshadow): Clarify.
4526 2001-04-18 Mark Mitchell <mark@codesourcery.com>
4528 * loop.c (load_mems): Examine all the instructions in the loop
4529 before concluding that all jumps branch to the first instruction
4532 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
4534 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
4536 2001-04-18 Jakub Jelinek <jakub@redhat.com>
4538 * cpp.texi (-Wwhite-space): Remove.
4539 (-Wall): -Wall does not imply -Wwhite-space.
4541 2001-04-17 Zack Weinberg <zackw@stanford.edu>
4543 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
4544 use it instead of blindly generating a .stabs.
4545 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
4547 * xcoffout.c: Don't bother defining default for N_CATCH.
4548 (UNKNOWN_STAB): Use internal_error.
4549 (stab_to_sclass): Remove now-unnecessary aborts.
4550 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
4552 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
4554 * jump.c (mark_all_labels): Canonicalize the tail recursion
4555 label attached to CALL_PLACEHOLDER insns.
4557 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4559 * output.h (dump_flow_info, free_basic_block_vars,
4560 which_alternative): Delete redundant prototypes.
4562 * rtl.h (bss_section): Likewise.
4564 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
4566 * dbxout.c (N_OPT): Define if not available from <stab.h>
4568 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4570 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
4571 libraries and native K&R compilers.
4573 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4575 * c-typeck.c (convert_arguments): Don't check for width changes
4578 * invoke.texi (-Wtraditional): Update documentation.
4580 2001-04-16 Zack Weinberg <zackw@stanford.edu>
4582 * toplev.c (output_lang_identify): Delete.
4583 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
4584 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
4585 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
4586 after calling ASM_FILE_END.
4588 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
4589 Instead, unconditionally emit an N_OPT stab with string equal
4590 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
4592 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
4594 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
4595 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
4596 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
4597 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
4598 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
4599 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
4600 config/i370/i370.h, config/i386/beos-elf.h,
4601 config/i386/osf1elf.h, config/i386/osfrose.h,
4602 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
4603 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
4604 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
4605 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
4606 config/mips/iris6.h, config/mips/osfrose.h,
4607 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
4608 config/sparc/sp64-elf.h:
4609 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
4610 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
4612 * config/elfos.h, config/freebsd.h, config/linux.h,
4613 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
4614 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
4615 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
4616 of ASM_FILE_START which merely emit a .version directive. Delete
4617 definitions of ASM_FILE_END which merely emit an .ident directive.
4619 * config/avr/avr.h, config/vax/vax.h: Delete definition of
4620 ASM_IDENTIFY_GCC and move part of its logic into
4623 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
4624 config/sparc/linux-aout.h: Don't emit .version directive in
4627 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
4628 (output_file_start): Correct comment.
4630 * config/i386/osfrose.h: Don't emit trailing .ident directive.
4631 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
4633 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
4634 * config/rs6000/aix.h: Correct comment.
4636 * config/i386/i386afe.h: Delete.
4637 * config.gcc: Remove references to i386afe.h.
4639 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
4640 other macros deleted by this patch were undocumented.
4642 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
4644 * pa.md (reload_outdi): Operand 0 must be a non hard register.
4646 * pa.c (secondary_reload_class): SAR<->FP copies require a
4649 * install.texi (mips-mips-bsd): Update list of functions
4650 required to include memmove.
4651 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
4652 used functions to include memmove.
4654 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
4656 * i386.md (sqrtdf2): SFmode should be DFmode.
4658 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
4660 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
4661 (find_moveable_store): Likewise.
4663 2001-04-15 Jim Wilson <wilson@redhat.com>
4665 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
4667 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4669 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
4670 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
4672 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4674 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
4677 2001-04-14 Alan Modra <amodra@one.net.au>
4679 * pa.c (force_mode): New function.
4680 (emit_move_sequence): Use it instead of generating new rtx_REGs.
4682 2001-04-13 Jim Wilson <wilson@redhat.com>
4684 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
4685 (first_instruction): New static variable.
4686 (rtx_needs_barrier): Return 1 for alloc.
4687 (init_insn_group_barriers): Set first_instruction.
4688 (rws_sum): Delete duplicate definition.
4689 (group_barrier_needed_p): Return 0 when first_instruction true.
4690 (safe_group_barrier_needed_p): Save and restore first_instruction
4691 around group_barrier_needed_p call.
4693 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
4695 * expr.h (enum libfunc_index): Add LTI_memmove.
4696 (memmove_libfunc): Define macro.
4697 * optabs.c (init_optabs): Initialize memmove_libfunc.
4698 * expr.c (expand_assignment): Use memmove_libfunc instead of
4701 2001-04-13 Alan Modra <alan@linuxcare.com.au>
4703 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
4706 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4708 * Makefile.in (reg-stack.o): Depend on reload.h.
4709 (insn-attrtab.o): Depend on flags.h.
4711 * genattrtab (main): Include flags.h in insn-attrtab.c.
4713 * reg-stack.c: Include reload.h.
4715 * sparc.h (flag_pic): Delete redundant declaration.
4717 * output.h (flag_pic): Likewise.
4719 * tree.h (pedantic): Likewise.
4721 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4723 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
4725 * jump.c, regmove.c, toplev.c: Include reload.h.
4727 * reload.h (reload_cse_regs): Declare.
4729 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
4730 reload_cse_regs, init_reload, mark_home_live, reload,
4731 init_caller_save): Delete redundant prototypes.
4733 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4735 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
4737 * regclass.c, ssa.c: Include expr.h.
4739 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
4740 gen_move_insn): Delete redundant declarations.
4742 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4744 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
4745 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
4746 MAKEINFO and MAKEINFOFLAGS too.
4747 (stage4_build): Correctly order -B flags.
4749 2001-04-13 Alan Modra <amodra@one.net.au>
4751 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
4752 PIC_OFFSET_TABLE_SAVE_RTX.
4753 (zdepi_cint_p): Describe zdepi insn.
4754 Formatting and white space fixes throughout file.
4756 * pa.c (uint32_operand): Don't use long constant >= 2^32.
4757 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
4758 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
4759 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
4760 (output_64bit_and): Use plain `int's for shift counts.
4761 (output_64bit_ior): Likewise.
4762 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
4763 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
4766 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
4767 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
4768 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
4769 NEW_HP_ASSEMBLER into one. Kill warnings.
4771 * pa-gas.h: Delete file.
4772 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
4773 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
4774 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
4775 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
4777 * config/pa/mill32.S: New file.
4778 * config/pa/mill64.S: New file.
4779 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
4780 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
4781 * config/pa/t-linux64: New file.
4782 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
4783 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
4784 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
4786 * elfos.h (SELECT_SECTION): Undef before defining.
4787 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
4788 (LIB_SPEC): Remove -lmilli.
4789 (DBX_REGISTER_NUMBER): Remove.
4790 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
4791 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
4792 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
4793 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
4794 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
4795 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
4796 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
4797 TARGET_GAS): Define.
4798 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
4799 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
4800 regs if we don't have a prototype.
4801 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
4802 * pa.h (TARGET_ELF32): Default to 0 if undefined.
4803 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
4804 EH_RETURN_HANDLER_RTX): Define.
4805 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
4806 (DWARF_FRAME_REGNUM): Define.
4807 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
4808 * pa32-linux.h: New file.
4809 * pa64-linux.h: New file.
4811 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4812 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
4813 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
4814 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
4815 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
4816 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
4817 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4818 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
4819 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
4820 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
4821 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
4822 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
4823 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
4824 * pa64-hpux.h: New file.
4825 (ASM_FILE_START): Correct typo.
4826 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
4827 * config.gcc: Modify for above.
4829 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
4831 * jump.c (jump_optimize_1): Don't delete dead stores here.
4832 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
4833 prior to running jump optimize before cse2.
4835 2001-04-12 Richard Henderson <rth@redhat.com>
4837 * Makefile.in (regmove.o): Depend on except.h.
4838 * regmove.c: Include it.
4840 2001-04-12 Stan Shebs <shebs@apple.com>
4842 * objc/objc-act.c: Remove all code ifdefed with the never-used
4843 macro OBJC_INT_SELECTORS.
4844 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
4845 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
4847 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
4849 * config/pa/quadlib.c: Add prototypes.
4851 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4853 * bitmap.h (debug_bitmap): Delete redundant prototype.
4855 * rtl.h (get_frame_size): Likewise.
4857 2001-04-12 Jim Wilson <wilson@redhat.com>
4859 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
4860 to just emit an fnorm.
4862 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4864 * c-common.h (truthvalue_conversion, type_for_mode,
4865 type_for_size): Delete redundant declarations.
4867 * c-lex.h (is_class_name): Likewise.
4869 * c-tree.h (pedantic, convert, getdecls, gettags,
4870 global_bindings_p, init_decl_processing, insert_block,
4871 maybe_build_cleanup, poplevel, print_lang_decl,
4872 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
4873 set_block, incomplete_type_error, build_function_call,
4874 lvalue_or_else, mark_addressable): Likewise.
4876 * expr.h (expand_tree_builtin): Likewise.
4878 2001-04-12 Mark Mitchell <mark@codesourcery.com>
4880 * invoke.texi: Document --param max-gcse-memory.
4882 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4884 * configure.in (errno): Check for declaration.
4885 * configure, config.in: Regenerated.
4887 * system.h (errno): Only declare if not already done.
4889 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4891 * recog.c (general_operand, immediate_operand,
4892 nonmemory_operand): Require CONST_INTs to be sign-extended
4893 values for their modes.
4895 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4897 * expmed.c (store_bit_field): Truncate CONST_INTs.
4898 (expand_mult_highpart, expand_divmod): Likewise.
4899 * expr.c (convert_modes, store_field): Likewise.
4900 * integrate.c (expand_inline_function): Use promote_mode() to
4901 determine whether to convert_modes() an argument as signed
4903 * optabs.c (expand_binop): Get CONST_INT operands
4904 sign-extended for their appropriate modes.
4905 * stmt.c (emit_case_nodes): Convert node values to the
4907 (expand_end_case): Convert minval and range to the appropriate
4909 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
4910 the iteration variable.
4911 * varasm.c (immed_double_const): Don't require words to be
4912 narrower than host wide ints to properly sign-extend
4915 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
4917 * sh.md (builtin_setjmp_receiver): New expander.
4919 2001-04-12 David Edelsohn <dje@watson.ibm.com>
4921 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
4922 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
4923 for generating CONST_INT and CONST_DOUBLE.
4925 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4927 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4928 already sign-extended.
4929 (rs6000_emit_prologue): Make register iterator signed.
4930 (rs6000_emit_epilogue): Likewise.
4931 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
4933 (movsf split, movdf split): Sign-extend CONST_INTs.
4934 (movdi splits): Likewise.
4936 2001-04-12 Kelley Cook <kelley.cook@home.com>
4938 * config-lang.in (lang_dirs): Add in zlib.
4940 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
4942 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
4943 operands that make it to RTL.
4945 2001-04-11 Stan Shebs <shebs@apple.com>
4947 Add Darwin (Mac OS X kernel) native support.
4948 * config.gcc (powerpc-*-darwin*): Add native bits.
4949 * config/darwin.c: New file, generic Darwin support functions.
4950 * config/darwin.h: New file, generic Darwin definitions.
4951 * config/darwin-protos.h: New file, generic Darwin prototypes.
4952 * rs6000/darwin.h: New file, Darwin for PowerPC.
4953 * rs6000/t-darwin: New file, Darwin makefile fragment.
4954 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
4955 (TARGET_MACHO): Ditto.
4956 (rs6000_abi): Add ABI_DARWIN.
4957 (RS6000_REG_SAVE): Add ABI_DARWIN case.
4958 (RS6000_SAVE_AREA): Ditto.
4959 (FP_ARG_MAX_REG): Ditto.
4960 (RETURN_ADDRESS_OFFSET): Ditto.
4961 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
4963 (rs6000_emit_move): Add ABI_DARWIN cases.
4964 (print_operand): Ditto.
4965 (first_reg_to_save): Ditto.
4966 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
4967 (debug_stack_info): Ditto.
4968 (rs6000_emit_prologue): Ditto.
4969 (rs6000_emit_epilogue): Ditto.
4970 (output_profiler_hook): Ditto.
4971 (output_function_profiler): Ditto.
4972 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
4973 (output_mi_thunk): Add TARGET_MACHO case.
4974 (add_compiler_stub): Ditto.
4975 (output_compiler_stub): Ditto.
4976 (no_previous_def): Ditto.
4977 (output_call): Ditto.
4978 (machopic_output_stub): Ditto.
4979 (rs6000_machopic_legitimize_pic_address): Ditto.
4980 (toc_section): Ditto.
4981 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
4982 (macho_high): Ditto.
4985 (load_macho_picbase): Ditto.
4986 (call): Add TARGET_MACHO case to modify function.
4987 (call_value): Ditto.
4988 (call_nonlocal_sysv): Add ABI_DARWIN case.
4989 (call_value_nonlocal_sysv): Ditto.
4990 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
4992 (machopic_output_stub): Ditto.
4993 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
4995 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4997 * dwarf2out.c (modified_type_die): Don't create new types here.
4998 * tree.h (get_qualified_type): New function.
4999 (build_qualified_type): Adjust comment.
5000 * tree.c (get_qualified_type): New function.
5001 (build_qualified_type): Use it.
5003 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5005 * cpp.texi (-Wtraditional): Update description.
5007 * invoke.texi (-Wtraditional): Likewise.
5009 2001-04-11 Jim Wilson <wilson@redhat.com>
5011 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5012 requires more than 64 bits of alignment.
5014 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5016 * cpplib.c (do_line): Sanity check iff enable checking.
5018 2001-04-11 Richard Henderson <rth@redhat.com>
5020 * Makefile.in (insn-recog.o): Depend on toplev.h.
5021 (insn-emit.o, doloop.o): Likewise.
5022 * genrecog.c, genemit.c: Include toplev.h in generated file.
5023 * doloop.c: Include toplev.h.
5025 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5027 * Makefile.in (gcse.o): Depend on params.h.
5028 * gcse.c: Include params.h.
5029 (gcse_main): Don't do GCSE if doing so will take inordinate
5031 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5032 * params.h (MAX_GCSE_MEMORY): New macro.
5034 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5036 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5038 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5040 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5042 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5044 * real.h (ereal_atof, real_value_truncate, target_isnan,
5045 target_isinf, target_negative, assemble_real, debug_real): Delete
5046 redundant prototypes.
5048 * Makefile.in (ifcvt.o): Depend on toplev.h.
5050 * c-semantics.c: Include expr.h.
5052 * ifcvt.c: Include toplev.h.
5054 * expr.h (rtx_equal_p): Delete prototype.
5056 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5057 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5058 eliminate_constant_term, expand_complex_abs, find_single_use,
5059 make_tree, init_expr_once, init_optabs, supports_one_only):
5062 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5063 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5064 expand_assignment, store_expr, emit_line_note_after,
5065 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5067 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5069 * sparc-protos.h: Delete redundant prototypes.
5071 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5073 * reload.c (push_reload): Add condition missed in SUBREG byte
5076 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5078 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5080 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5082 * i386.md (floatsisf_sse): Fix output template
5083 * i386.c (ix86_expand_fp_movcc)
5085 * reg-stack.c (emit_pop_insn): Handle complex modes.
5086 (move_for_stack_reg): Emit proper move mode.
5087 (subst_stack_regs_pat): Handle complex modes.
5089 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5091 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5093 2001-04-10 Richard Henderson <rth@redhat.com>
5095 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5096 (__pure_virtual, __terminate, __terminate_set_func,
5097 __default_terminate, __throw_type_match, __empty,
5098 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
5099 __eh_rtime_match, __unwinding_cleanup, __rethrow,
5100 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
5101 Remove prototypes of deleted functions.
5103 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5105 * c-typeck.c (convert_arguments): -Wtraditional now activates
5106 -Wconversion warnings, except for changes in signed-ness.
5107 Detect complex<->int & int<->complex conversions as well.
5109 * invoke.texi (-Wtraditional): Document it.
5111 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5113 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
5114 * flow.c (set_block_for_new_insns): Remove needless cast and
5115 properly check for unset block number.
5117 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
5119 * function.c (purge_single_hard_subreg_set): Only check REGNO if
5120 the subreg was a hard register. Pseudos are left as subregs.
5122 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5124 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
5125 (LIB2ADD_ST): New macro, pass it to mklibgcc.
5126 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
5127 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
5128 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
5130 2001-04-09 Bo Thorsen <bo@suse.co.uk>
5132 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
5134 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5136 * output.h (set_block_num): Missed it earlier, remove deprecated
5139 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5141 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
5142 (load_killed_in_block_p): Change bb parameter from int to basic_block.
5143 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
5144 (handle_rd_kill_set): Change bb parameter from int to basic_block.
5145 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
5146 (expr_killed_p): Change bb parameter from int to basic_block, pass
5147 basic_blocks instead of ints as parameters.
5148 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
5149 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
5150 from int to basic_block, pass basic_blocks instead of ints as parms.
5151 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
5152 parameter from int to basic_block, pass basic_blocks instead of ints.
5153 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
5154 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5155 pass basic_blocks instead of ints.
5156 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5157 basic_blocks instead of ints as parameters.
5158 (pre_delete): Pass basic_blocks instead of ints as parameters.
5159 (hoist_expr_reaches_here_p): Change bb parameter from int to
5160 basic_block, pass basic_blocks instead of ints.
5161 (hoist_code): Pass basic_blocks instead of ints as parameters.
5162 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
5163 Change bb parameter from int to basic_block.
5164 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
5165 (insert_insn_start_bb): Change bb parameter from int to basic_block,
5166 pass basic_blocks instead of ints.
5167 (insert_store): Pass basic_blocks instead of ints as parameters.
5168 (replace_store_insn, delete_store): Change bb parameter from int to
5169 basic_block, pass basic_blocks instead of ints.
5170 (store_motion): Pass basic_blocks instead of ints as parameters.
5172 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5174 * basic-block.h (set_new_block_for_insns): New Prototype.
5175 (set_block_num): Delete prototype.
5176 * flow.c (set_block_num): Remove obsolete function.
5177 (set_block_for_new_insns): Set BB for single or multiple insns.
5178 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
5179 (process_insn_end_bb): Use set_block_for_new_insns or
5180 set_block_for_insn instead of set_block_num.
5181 (pre_insert_copy_insn): Use set_block_for_new_insns.
5182 (update_ld_motion_stores): Use set_block_for_new_insns.
5183 (insert_insn_start_bb): Use set_block_for_new_insns.
5184 (replace_store_insn): Use set_block_for_new_insns.
5186 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5187 Jeff Law <law@redhat.com>
5189 * alias.c (get_addr): Externalize.
5190 (canon_true_dependence): New function. Behaves like true_dependance
5191 except it already assumes a MEM has been canonicalized.
5192 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
5193 * gcse.c (struct ls_expr): Add load/store expressions structure.
5194 (modify_mem_list, canon_modify_mem_list): New variable.
5195 (gcse_main): Initialize & finalize alias analysis. Use enhanced
5196 load motion and store motion if requested.
5197 (alloc_gcse_mem): Allocate space for modify_mem_list array.
5198 (free_gcse_mem): Free the modify_mem_list array.
5199 (oprs_unchanged_p): Use load_killed_in_block_p.
5200 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5201 (mems_conflict_for_gcse_p): New function. Don't kill loads
5202 with stores to themselves if its in the load/store expression list.
5203 (load_killed_in_block_p): New function.
5204 (canon_list_insert): New Function.
5205 (record_last_mem_set_info): Keep a list of all instructions which
5206 can modify memory for each basic block.
5207 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5208 (oprs_not_set_p): Use load_killed_in_block_p.
5209 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5210 (expr_killed_p): Use load_killed_in_block_p.
5211 (compute_transp): Do not pessimize memory references.
5212 (pre_edge_insert): Update stores for a load motion expression.
5213 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5214 (ldst_entry): Find or create a ldst_expr structure.
5215 (free_ldst_entry): Free memory for an individual item.
5216 (free_ldst_mems): Free entire load/store expression list.
5217 (print_ldst_list): Print debug info.
5218 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
5219 (enumerate_ldsts): Assign integer values to each entry in list.
5220 (first_ls_expr): First expression in the list.
5221 (next_ls_expr): Next expression in the list.
5222 (simple_mem): Check if expression qualifies for ld/st expression list.
5223 (invalidate_any_buried_refs): Remove from expression list if its
5224 used in some other way we dont understand.
5225 (compute_ld_motion_mems): Find all potential enhanced load motion
5227 (trim_ld_motion_mems): Remove any expressions which are invalid.
5228 (update_ld_motion_stores): Copy store values to registers for loads
5229 which have been moved.
5230 (regvec, st_antloc, num_store): New global statics.
5231 (reg_set_info): Marks registers as set.
5232 (store_ops_ok): Verfies registers expressions are valid in a block.
5233 (find_moveable_store): Look for moveable stores in a pattern.
5234 (compute_store_table): Find stores in a function worth moving, maybe.
5235 (load_kills_store): Check dependance of a load and store.
5236 (find_loads): Find any loads in a pattern.
5237 (store_killed_in_insn): Check if a store is killed in an insn.
5238 (store_killed_after): Check is store killed after an insn in a block.
5239 (store_killed_before): Check is store killed before an insn in a block.
5240 (build_store_vectors): Generate the antic and avail vectors.
5241 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
5242 (insert_store): Add a store to an edge.
5243 (replace_store_insn): Replace a store with a SET insn.
5244 (delete_store): Delete a store insn.
5245 (free_store_memory): Free memory.
5246 (store_motion): Perform store motion.
5247 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
5248 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
5249 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
5250 (f_options): Add gcse-lm and gcse-sm.
5252 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
5254 * i386.c (expand_fp_movcc): Fix condition reversal code.
5256 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
5257 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
5258 (CLASS_MAX_NREGS): Use it.
5260 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
5261 handle properly complex values.
5262 (CLASS_MAX_NREGS): Likewise; update comment.
5264 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5266 * ia64.c (ia64_flag_schedule_insns2): New variable.
5267 (ia64_override_options): Initialize it. Clear
5268 flag_schedule_insns_after_reload.
5269 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
5271 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5273 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
5274 Do not require source to match destination anymore;
5275 Add abort to the nontrivial cases that should be handled by split.
5276 (fix_trunc?fdi): Add SSE case for x86_64.
5277 (floatdi?f): Likewise.
5278 (floatdi?f_sse): New.
5279 (fix_trunc?fdi_sse): New.
5281 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
5283 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
5284 (DEBUG_ARANGES_END_LABEL): Ditto.
5285 (dwarfout_init): Generate length and version fields at the start
5286 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
5287 after the length field.
5288 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
5289 the .debug_aranges info.
5291 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5293 * i386.c (call, call_value): Make sure that resulting call_insn
5294 does have proper second operand.
5296 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
5298 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
5299 function. Remove include of sys/cygwin.h.
5301 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
5303 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
5304 (CPP_SPEC): Always search */include/w32api for header files.
5305 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
5306 (LINK_SPEC): Add "cyg" to the library search prefixes.
5308 2001-04-08 Philip Blundell <philb@gnu.org>
5310 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
5312 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
5314 * cpperror.c (print_location): Don't special case <stdin>.
5315 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
5316 WARNING, but we don't check if we're in system headers.
5317 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
5318 * cpplib.c (do_warning): Warn in system headers.
5320 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
5322 * mbchar.c: Include config.h first.
5324 2001-04-07 Zack Weinberg <zackw@stanford.edu>
5326 * config.gcc: Set default for xmake_file at top, not bottom.
5327 Change places that set xmake_file to "none" to set to the
5328 empty string instead, or remove them entirely if there is no
5329 default xmake_file for this cpu_type. Remove references to
5332 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
5333 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
5334 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
5335 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
5336 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
5337 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
5338 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
5339 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
5340 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
5341 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
5344 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
5345 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
5346 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
5347 config/mips/x-sysv, config/rs6000/x-aix31:
5348 Just set CLIB to -lld or -lmld, as appropriate.
5350 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
5351 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
5352 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
5353 config/mips/x-iris, config/pa/x-pa:
5354 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
5355 OTHER_FIXINCLUDES_DIRS.
5357 * config/i386/x-djgpp: Don't set LN or LN_S.
5358 * config/m88k/x-dolph: Don't define __m88k__.
5359 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
5360 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
5361 * config/i860/fx2800.h: No need to #undef SVR4.
5363 38 x-host fragments remain, 2 x-cpu.
5365 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5367 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
5369 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5371 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
5373 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5375 * configure.in: Add check for lstat.
5376 * configure, config.in: Regenerate.
5377 * cppinit.c (append_include_chain): Make empty path ".".
5378 * cpplib.c (do_line): Don't simplify #line paths.
5379 * cppfiles.c (remove_component_p): New function.
5380 (find_or_create_entry): Acknowledge stat () errors during
5381 path simplification.
5382 (handle_missing_header): Don't simplify paths.
5383 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
5384 the empty path untouched. Don't leave a trailing '/'.
5386 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
5388 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5389 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5391 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5393 * cppfiles.c (open_file): Fail directories silently, but
5394 with an errno of NOENT set.
5395 (read_include_file): Move the common exit code to the sole
5396 caller. Return an int indicating success or failure. Let
5397 open_file handle directories.
5398 (stack_include_file): If read_include_file fails,
5399 push a "null" buffer.
5401 2001-04-05 DJ Delorie <dj@redhat.com>
5403 * function.h (virtuals_instantiated): Declare.
5404 * function.c: (virtuals_instantiated): Make global.
5405 * calls.c (emit_library_call_value_1): Use
5406 virtual_outgoing_args_rtx only if it hasn't been instantiated.
5407 Otherwise, use the stack pointer directly.
5409 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5411 * i386.c (x86_initialize_trampoline): New global function.
5412 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
5413 (INITIALIZE_TRAMPOLINE): Move offline.
5414 * i386-protos.h (x86_initialize_trampoline): Declare.
5416 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5418 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
5419 (lea_0): Rename to lea_1.
5420 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
5421 (lea_general_?): Allow SImodes on TARGET_64BIT
5422 (lea_general_?_zext): New patterns.
5423 (call_1, call_1_rex64): Fix.
5425 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5427 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
5429 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5431 * i386.c (function_arg): Return constm1_rtx for last argument.
5432 (ix86_expand_prologue): Update gen_call calls.
5433 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5434 * i386.md (call_pop): Likewise.
5435 (call): Second operand is VOIDmode.
5436 (call_0): Likewise; Support 64bits.
5437 (call_exp): New expander.
5438 (call_1): Get to the sync.
5439 (call_1_exp): New pattern.
5440 (call_value): Support 64bit.
5441 (call_value_exp): New pattern.
5442 (untyped_call): Update gen_call call.
5443 (call_value_pop): Disable for 64bit.
5444 (call_value_0_rex64): New pattern.
5445 (call_value_1_rex64): Likewise.
5447 2001-04-05 Bo Thorsen <bo@suse.de>
5449 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
5451 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
5453 * i386.md (*andsi_1+3): If used after reload, make sure the operand
5454 satisfies ANY_QI_REG_P.
5456 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5458 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
5461 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
5464 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5466 * config.gcc: Remove default for xm_file. Clean up local
5467 machine type handling. Remove settings of xm_file to
5468 something that doesn't exist. In the big switch, set xm_file,
5469 don't append to it (the value before the big switch is always
5470 null). Don't force build_xm_file or host_xm_file to have a value.
5471 * configure.in: Remove default for xm_file. Do not special
5472 case $cpu/xm-$cpu.h not existing.
5473 * configure: Regenerate.
5475 2001-04-04 Diego Novillo <dnovillo@redhat.com>
5477 * simplify-rtx.c (simplify_binary_operation): Check for overflow
5478 when folding integer division and modulo operations.
5480 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
5482 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
5483 instead of DWARF2_ADDR_SIZE for EH addresses.
5484 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
5487 2001-04-04 Richard Henderson <rth@redhat.com>
5489 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
5490 * config/ia64/t-glibc (LIB2ADDEH): Disable.
5491 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
5493 2001-04-04 Richard Henderson <rth@redhat.com>
5495 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
5496 * configure: Rebuilt.
5498 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5500 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
5501 push insns to delete to it instead of deleting them.
5502 (delete_null_pointer_checks): Delete insns from delete_list after
5503 all delete_null_pointer_checks_1 passes are done.
5505 2001-04-04 Richard Henderson <rth@redhat.com>
5507 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
5508 * configure: Rebuilt.
5510 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5512 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
5513 * config/romp/xm-romp.h: Delete.
5515 2001-04-04 Bernd Schmidt <bernds@redhat.com>
5517 * sched-deps.c (sched_analyze_insn): Partially revert March 27
5520 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5522 * emit-rtl.c (mark_label_nuses) Increment the label uses for
5523 all labels present in rtx.
5524 (try_split) Call new function for all split insns.
5526 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5528 * recog.c (validate_replace_rtx_1): Instead of aborting just make
5529 sure the change won't be validated.
5531 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
5533 * rtl.h (set_noop_p): Declare.
5534 * flow.c (set_noop_p): Move from here ...
5535 * rtlanal.c (set_noop_p): ... to here and enhance.
5536 * cse.c (delete_trivially_dead_insns): Use it.
5537 * gcse.c (hash_scan_set): Likewise.
5538 * jump.c (delete_noop_moves): Likewise.
5539 * recog.c (split_all_insns): Likewise.
5541 2001-04-04 Alan Modra <alan@linuxcare.com.au>
5543 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
5544 stack pointer via a LO_SUM. Ditto for setting a temp register
5545 used to save to the stack. Set cfa_temp when setting fp, and
5546 allow matches to cfa_temp in addition to cfa_store when saving
5547 regs. Handle POST_INC and LO_SUM register stores. Document the
5548 changes and errors in rule 12 doco.
5550 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
5551 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
5552 (load_reg): Move closer to epilogue code.
5553 (DO_FRAME_NOTES): Define to control the following..
5554 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
5555 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
5557 (hppa_expand_epilogue): Likewise.
5559 2001-04-03 Richard Henderson <rth@redhat.com>
5561 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
5562 * configure: Rebuild.
5564 2001-04-03 Richard Henderson <rth@redhat.com>
5566 * rtl.h (LCT_THROW): New.
5567 * calls.c (emit_library_call_value_1): Handle it.
5568 * except.c (connect_post_landing_pads): Use it.
5570 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5572 * gansidecl.h: Delete file.
5573 * configure.in: Change all refs to gansidecl.h to use
5574 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
5576 * configure: Regenerate.
5578 * Makefile.in (intl.o): Don't depend on gansidecl.h.
5579 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
5580 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
5581 Don't include gansidecl.h.
5582 * intl.c, main.c, version.c, fixinc/fixlib.h,
5583 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
5586 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5588 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
5591 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5593 * config/i386/xm-beos.h, config/i386/xm-isc.h,
5594 config/i386/xm-next.h, config/i386/xm-sco.h,
5595 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
5596 config/m88k/xm-m88k.h: Delete.
5598 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
5599 * config/romp/xm-romp.h: Don't define bcopy.
5600 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
5601 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
5603 * config.gcc: Remove references to deleted files.
5605 14 xm-host.h remain, 1 xm-cpu.h.
5607 2001-04-03 Jakub Jelinek <jakub@redhat.com>
5608 David S. Miller <davem@pierdol.cobaltmicro.com>
5609 Andrew MacLeod <amacleod@redhat.com>
5611 Use byte offsets in SUBREGs instead of words.
5613 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
5614 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
5615 to pass new argument.
5616 (add_stored_regs): Use subreg_regno_offset function.
5617 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
5619 (precompute_arguments): Use gen_lowpart_SUBREG.
5620 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
5621 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
5622 (simplify_set): Rework to use SUBREG_BYTE.
5623 (expand_field_assignment): Use SUBREG_BYTE.
5624 (make_extraction): Use SUBREG_BYTE.
5625 (if_then_else_cond): Use SUBREG_BYTE.
5626 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
5627 (gen_lowpart_for_combine): Compute full byte offset.
5628 * cse.c (mention_regs): Use SUBREG_BYTE.
5629 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
5630 (canon_hash): Use SUBREG_BYTE.
5631 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
5632 (gen_lowpart_if_possible): Formatting.
5633 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
5635 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5636 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5637 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5638 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5639 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5640 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5641 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
5642 certain invariants about SUBREGs the compiler creates.
5643 (gen_lowpart_SUBREG): New function.
5644 (subreg_hard_regno): New function to get the final register number.
5645 (gen_lowpart_common): Use SUBREG_BYTE.
5646 (gen_imagpart): Spacing nits.
5647 (subreg_realpart_p): Use SUBREG_BYTE.
5648 (gen_highpart): Use SUBREG_BYTE.
5649 (subreg_lowpart_p): Always compute endian corrected goal offset,
5650 even at the byte level, then compare against that.
5651 (constant_subword): New function, pulled out all constant cases
5652 from operand_subword and changed second argument name to offset.
5653 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
5654 and call constant_subword to do the work. Return const0_rtx if
5655 looking for a word outside of OP.
5656 (operand_subword_force): Change second arg name to offset.
5657 * expmed.c (store_bit_field): Use SUBREG_BYTE.
5658 (store_split_bit_field): Use SUBREG_BYTE.
5659 (extract_bit_field): Use SUBREG_BYTE.
5660 (extract_split_bit_field): Use SUBREG_BYTE.
5661 (expand_shift): Use SUBREG_BYTE.
5662 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
5663 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
5664 * flow.c (set_noop_p): Use SUBREG_BYTE.
5665 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
5666 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
5667 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
5669 (optimize_bit_field): Use SUBREG_BYTE.
5670 (purge_addressof_1): Use SUBREG_BYTE.
5671 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
5672 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
5673 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
5674 * gengenrtl.c (special_rtx): Add SUBREG.
5675 * global.c (mark_reg_store): Use SUBREG_BYTE.
5676 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
5677 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
5678 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
5679 final byte offset is congruent to subreg's mode size.
5680 (subst_constants): Use SUBREG_BYTE.
5681 (mark_stores): Use subreg_regno_offset function.
5682 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
5683 function and SUBREG_BYTE.
5684 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
5685 (reg_is_born): Use subreg_hard_regno.
5686 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
5687 endian correction code. Don't combine subregs unless resulting
5688 offset aligns with type. Fix subreg constant extraction for DImode.
5689 Simplify SUBREG of VOIDmode CONST_DOUBLE.
5690 (general_operand): Remove dead mode_altering_drug code.
5691 (indirect_operand): Use SUBREG_BYTE.
5692 (constrain_operands): Use subreg_regno_offset function.
5693 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
5694 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
5695 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
5696 * regs.h (REG_SIZE): Allow target to override.
5697 (REGMODE_NATURAL_SIZE): New macro which target can override.
5698 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
5699 on the entire subreg rtx.
5700 (push_reload): Use SUBREG_BYTE in comments and code.
5701 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
5702 for hard registers inside subregs.
5703 (operands_match_p): Use subreg_regno_offset.
5704 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
5705 containing hard regs.
5706 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
5707 corrections when fixing up MEM subregs.
5708 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
5709 subreg_regno_offset where appropriate.
5710 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
5711 byte endian corrections when fixing up MEM subregs.
5712 (subst_reloads): When combining two subregs, make sure final
5713 offset is congruent to subreg's mode size.
5714 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
5715 (refers_to_regno_for_reload_p): Use subreg_regno.
5716 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
5717 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
5718 correction code for memory subreg fixups.
5719 (forget_old_reload_1): Use subreg_regno_offset.
5720 (choose_reload_regs): Use subreg_regno.
5721 (emit_input_reload_insns): Use SUBREG_BYTE.
5722 (reload_combine_note_store): Use subreg_regno_offset.
5723 (move2add_note_store): Use subreg_regno_offset.
5724 * resource.c (update_live_status, mark_referenced_resources): Use
5725 subreg_regno function.
5726 (mark_set_resources): Use subreg_regno function.
5727 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
5728 (subreg_regno_offset, subreg_regno): Define prototypes.
5729 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
5730 (gen_lowpart_SUBREG): Add prototype.
5731 * rtl.texi (subreg): Update to reflect new byte offset representation.
5732 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
5733 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
5734 (reg_overlap_mentioned_p): Use subreg_regno.
5735 (replace_regs); Make sure final offset of combined subreg is
5736 congruent to size of subreg's mode.
5737 (subreg_regno_offset): New function.
5738 (subreg_regno): New function.
5739 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
5740 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
5741 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
5742 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
5743 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
5744 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
5745 (a29k_get_reloaded_address): Use SUBREG_BYTE.
5746 (print_operand): Use SUBREG_BYTE.
5747 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
5748 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
5749 (arm_reload_out_hi): Use SUBREG_BYTE.
5750 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
5751 instead of SUBREG_WORD.
5752 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
5753 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
5754 SUBREG creation to use byte offset.
5755 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
5756 inverted load insns): Fix explicit rtl subregs to use byte
5758 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
5759 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
5760 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
5761 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
5762 to use byte offsets.
5763 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
5764 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
5765 offsets, also make sure it is congruent to SUBREG's mode size.
5766 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
5767 unnamed ldob insn): Generate SUBREGs with byte offset.
5768 (zero_extendqihi2): SUBREG's are byte offsets.
5769 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
5770 (m68hc11_gen_highpart): Use SUBREG_BYTE.
5771 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
5772 zero-extendqisi2): Generate SUBREGs with byte offset.
5773 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
5774 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
5775 subregs in rtl to use byte offsets.
5776 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
5777 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
5778 (mips_move_2words): Use subreg_regno_offset.
5779 (mips_secondary_reload_class): Use subreg_regno_offset.
5780 * config/mips/mips.md (DImode plus, minus, move, and logical op
5781 splits): Fixup explicit subregs in rtl to use byte offsets.
5782 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
5783 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
5784 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
5785 rtl to use byte offsets.
5786 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
5787 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
5788 subregs to use byte offsets.
5789 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
5790 Fixup explicit subregs in rtl to use byte offsets.
5791 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
5792 and remove byte endian correction code.
5793 * config/sh/sh.c (output_movedouble): Use subreg_regno.
5794 (gen_ashift_hi): Use SUBREG_BYTE.
5795 (regs_used): Use subreg_regno_offset.
5796 (machine_dependent_reorg): Use subreg_regno_offset.
5797 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
5798 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
5799 (movdf_i4): Subregs are byte offsets now.
5800 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
5801 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
5802 (REGMODE_NATURAL_SIZE): Override.
5803 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
5804 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
5806 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
5807 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
5808 extendqidi2): Generate SUBREGs with byte offsets, also make sure
5809 it is congruent to SUBREG's mode size.
5810 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
5812 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
5813 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
5814 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
5815 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
5816 * config/v850/v850.c (print_operand, output_move_double): Use
5817 subreg_regno function.
5819 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
5821 * configure.in (target_subdir): Use target_alias, not target.
5822 * configure: Rebuilt.
5824 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
5826 * config/sh/crti.asm: Fix typos in comments.
5828 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5830 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
5831 TARGET_FAST_INDIRECT_CALLS.
5832 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
5834 (return_addr_rtx): Short circuit export stub matching when
5835 TARGET_NO_SPACE_REGS.
5836 (output_millicode_call): For out of range calls, make -fPIC
5837 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
5838 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
5839 * pa.md: Modify length attr calculation of all millicode insns to
5842 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
5844 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
5845 Require at least 2.11 in the version test. Specifically check
5846 for and reject GAS version 2.10.90.
5847 * configure: regenerate.
5849 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5851 * pa.c (override_options): Remove PIC profiling warning.
5852 (hp_profile_labelno): Delete.
5853 (hp_profile_label_rtx): Delete.
5854 (hp_profile_label_name): Delete.
5855 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
5856 (output_function_prologue): Remove profiling code and all tests on
5857 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
5858 merge_sp_adjust_with_store can work for PIC and profiling.
5859 (hppa_expand_epilogue): Remove profile_flag test.
5860 (hppa_can_use_return_insn_p): Likewise.
5861 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
5862 cater for PROFILE_HOOK.
5863 (hppa_profile_hook): New function.
5864 * pa.h (FUNCTION_PROFILER): Now does nothing.
5865 (PROFILE_HOOK): Define.
5866 (hppa_profile_hook): Declare.
5867 (PROFILE_BEFORE_PROLOGUE): Delete.
5868 (ASM_OUTPUT_REG_PUSH): Delete.
5869 (ASM_OUTPUT_REG_POP): Delete.
5870 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
5871 r24. Accept function name operand, and use this and a locally
5872 generated label to calculate pc-rel offset to func start.
5874 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5876 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
5877 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
5880 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5882 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
5883 LO_SUM cases to where they belong.
5885 2001-04-02 Richard Henderson <rth@redhat.com>
5887 * except.h (lang_eh_type_covers): Mark extern.
5888 (lang_eh_runtime_type): Likewise.
5890 2001-04-02 Zack Weinberg <zackw@stanford.edu>
5892 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
5893 gengenrtl.c: Wrap generated header in multiple-include guard.
5894 Improve error checking.
5896 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5898 * configure.in: Don't check for putenv.
5899 * configure: Regenerate.
5900 * gcc.c (putenv): Don't define.
5901 * vax/xm-vms.h: Handle putenv.
5903 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5905 * ifcvt.c (noce_emit_move_insn): New.
5906 (noce_try_store_flag, noce_try_store_flag_constants,
5907 noce_try_store_flag_inc, noce_try_store_flag_mask,
5908 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
5909 noce_try_abs): Use it.
5910 (noce_process_if_block): Likewise.
5911 For STRICT_LOW_PART, take mode from its SUBREG.
5913 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5915 * fold-const.c (fold): Before optimizing unsigned comparison with
5916 0x7fffffffU, make sure arg0 is integral type.
5918 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
5920 * c-tree.texi: Document representation of wide strings.
5922 2001-04-01 Richard Henderson <rth@redhat.com>
5924 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
5926 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
5928 * i386.md: remove obsoleted comments.
5929 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
5930 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
5931 fix output template.
5933 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
5935 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
5937 2001-03-30 Bernd Schmidt <bernds@redhat.com>
5939 * loop.c (load_mems): When generating a load from a pseudo, update
5942 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5944 * i386.c (ix86_split_long_move): Use change address to compensate
5945 stack pointer change in push instruction.
5947 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5949 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
5950 instead of rtx_equal_p; fix the output template.
5952 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
5954 * i386.c (ix86_expand_setcc): Support 64bit.
5955 (ix86_expand_int_movcc): Likewise.
5956 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
5959 * i386.md (allocate_stack_worker): Turn to expander.
5960 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
5962 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
5964 2001-03-29 Richard Henderson <rth@redhat.com>
5966 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
5968 2001-03-28 Matthew Hiller <hiller@redhat.com>
5970 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
5973 * MAINTAINERS: Added self.
5975 2001-03-28 Richard Henderson <rth@redhat.com>
5977 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
5978 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
5980 2001-03-28 Jim Wilson <wilson@redhat.com>
5982 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
5985 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5987 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
5989 * tradcif.y (yyerror): Likewise. Add format specifier in call to
5992 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
5994 2001-03-28 DJ Delorie <dj@redhat.com>
5996 * Makefile.in (stage1_build): Revert CFLAGS patch.
5998 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6000 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6001 when multiplier or multiplicand is zero.
6003 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6005 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6007 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6009 (set_src_needs_barrier): Likewise.
6010 (rtx_needs_barrier): For SET case, use these two functions. Rework
6011 PARALLEL case to handle all inputs before all outputs.
6012 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6013 saw a label and no stop bit since then.
6014 (maybe_rotate, process_epilogue): Add prototypes.
6016 2001-03-28 Richard Henderson <rth@redhat.com>
6018 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6019 not TARGET_TOC for special toc restore handling.
6020 * config/rs6000/rs6000.md (eh_return): Likewise.
6022 2001-03-28 Richard Henderson <rth@redhat.com>
6024 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6025 current_function_calls_eh_return.
6026 (output_function_epilogue): Handle eh_return.
6027 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6028 (EH_RETURN_DATA_REGNO): New.
6029 (EH_RETURN_STACKADJ_RTX): New.
6030 (EH_RETURN_HANDLER_RTX): New.
6031 * config/sparc/sparc.md (call/short branch peepholes): Check
6032 can_throw_internal instead of in_same_eh_region.
6034 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6035 for eh_return data registers.
6036 (rs6000_emit_prologue): Save eh_return data registers.
6037 (rs6000_emit_epilogue): Force inline restores if eh_return.
6038 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6039 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6040 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6041 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6042 the target uses one.
6043 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6044 (return_eh_si, return_eh_di): Remove.
6045 (eh_return): New, from corpse of eh_epilogue.
6046 (eh_set_lr_si, eh_set_lr_di): New.
6048 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6049 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6050 True for pic register if current_function_calls_eh_return.
6051 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6052 Handle eh_return requirements.
6053 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6054 (EH_RETURN_STACKADJ_RTX): New.
6055 * config/i386/i386.md (exception_receiver): Remove.
6056 (eh_return, eh_return_1): New.
6057 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6059 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6060 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6061 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6062 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6063 (EH_RETURN_DATA_REGNO): New.
6064 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6065 * config/alpha/alpha.md (eh_epilogue): Remove.
6066 (exception_receiver): Use $26 for ldgp input.
6067 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6069 2001-03-28 Richard Henderson <rth@redhat.com>
6071 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6072 * except.h: Likewise.
6074 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6075 (LIB2ADDEHDEP): New.
6076 (LIB2FUNCS_EH): Remove.
6077 (LIB2ADD): Remove LIB2ADDEH.
6078 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6079 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6080 (crt{begin,end}[S].o): Likewise.
6081 (except.o): Update includes.
6082 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6083 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6085 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6086 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6087 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6088 * builtins.c (expand_builtin): Implement it.
6089 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6090 * c-common.c (c_common_nodes_and_builtins): Declare it.
6091 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6092 * calls.c (libfunc_nothrow): Remove.
6093 (emit_library_call_value_1): Don't call it.
6094 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6095 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6096 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6097 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6098 (current_funcdef_number): Globalize.
6099 (output_call_frame_info): Emit frame data if an lsda is needed.
6100 Generate augmentation for personality routine. Don't play with
6102 (dwarf2out_begin_prologue): Record funcdef_number.
6103 * dwarf2out.h (current_funcdef_number): Declare.
6104 * expr.c (expand_expr): Update for except.h name changes.
6105 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
6106 * expr.h (LTI_throw, LTI_rethrow): Remove.
6107 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
6108 (LTI_eh_rtime_match): Remove.
6109 (LTI_unwind_resume, LTI_eh_personality): Add.
6110 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
6111 * final.c (final): Don't call check_exception_handler_labels,
6112 init_insn_eh_region, or free_insn_eh_region.
6113 (final_scan_insn): Always emit debug labels for
6114 NOTE_INSN_EH_REGION notes.
6115 * flags.h (flag_new_exceptions): Remove.
6116 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
6117 (record_active_eh_regions): Remove.
6118 (count_basic_blocks): Check all instructions for REG_EH_REGION.
6119 Use can_throw_internal.
6120 (find_basic_blocks_1): Likewise.
6121 (move_stray_eh_region_notes): Remove.
6122 (find_label_refs): No eh_return_stub_label.
6123 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
6124 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
6126 (delete_unreachable_blocks): Don't track deleted handlers.
6127 (flow_delete_block): Use maybe_remove_eh_handler.
6128 (delete_eh_regions): Remove.
6129 (merge_blocks): Don't check for eh region match.
6130 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
6131 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
6132 (init_propagate_block_info): Disable dead frame store optimization
6133 when current_function_calls_eh_return.
6134 (dump_bb): Don't print eh_beg, eh_end.
6135 * function.c (fixup_var_refs): No catch_clauses.
6136 (expand_function_end): Likewise. Call expand_eh_return before
6137 the return register use. Call sjlj_emit_function_exit_after.
6138 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
6139 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
6140 * ifcvt.c (dead_or_predicable): Remove eh region check.
6141 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
6142 Don't check for EH vs parameters.
6143 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
6144 (expand_inline_function): Call duplicate_eh_regions.
6145 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
6146 (copy_insn_notes): Remap REG_EH_REGION notes.
6147 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
6148 * integrate.h (struct inline_remap): Add local_return_label.
6149 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
6150 check_exception_handler_labels, nor exception_optimize.
6151 (find_cross_jump): No EH region check.
6152 * optabs.c (init_optabs): Update for changed eh libfuncs.
6153 * rtl.def (RESX): New.
6154 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6155 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6156 checks. Update for except.h name changes.
6157 (expand_cleanups): Likewise.
6158 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
6159 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
6160 (compile_file): Call init_eh before init_optabs. Don't
6161 output_exception_table here.
6162 (rest_of_compilation): Call convert_from_eh_region_ranges,
6163 convert_to_eh_region_ranges, output_function_exception_table.
6164 Don't emit_eh_context.
6165 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
6166 (EXC_PTR_EXPR): New.
6168 * md.texi (eh_epilogue): Remove.
6169 (eh_return): Document.
6170 * tm.texi (EH_RETURN_DATA_REGNO): Document.
6171 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
6173 * eh-common.h: Remove file.
6174 * frame-dwarf2.c, frame.c, frame.h: Remove files.
6175 * libgcc2.c (L_eh): Remove.
6177 * unwind-dw2-fde.c: New file, largely copied from frame.c.
6178 * unwind-dw2-fde.h: New file.
6179 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
6180 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
6181 * libgcc-std.ver: Update for eh symbols.
6183 2001-03-27 Richard Henderson <rth@redhat.com>
6185 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
6186 reduce false positives.
6187 (regmove_optimize): Disable if flag_non_call_exceptions.
6189 * stmt.c (expand_return): Remove always true predicate.
6190 (expand_decl_cleanup_no_eh): Remove dead code.
6192 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
6193 barrier code. Add a scheduling barrier if a non-call insn
6194 can throw internally.
6196 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
6197 Auto-inc addresses trap only if their base register does.
6199 * except.c (can_throw_internal): Rename from can_throw.
6200 * except.h, resource.c: Update references.
6202 * integrate.c (copy_insn_list): Use returnjump_p.
6203 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6205 * function.h (struct function): Move all boolean valued fields
6206 to single bit fields at the end of the struct.
6208 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6210 Rename asynchronous_exceptions to flag_non_call_exceptions.
6212 * gthr-single.h (UNUSED): New. Distinguish between how C
6213 and C++ mark unused function arguments. Use throughout.
6215 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6216 value to target configuration header.
6217 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6218 * config.in, configure: Rebuild.
6219 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
6220 configuration and target defines.
6221 (exceptions_via_longjmp): Remove.
6222 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
6223 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
6225 * except.h (flag_non_call_exceptions): Move ...
6226 * flags.h: ... here.
6228 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
6229 exceptions, put the note on the trapping instruction.
6231 * flags.h (flag_new_exceptions): Remove.
6232 * toplev.c: Don't set it.
6233 * final.c: Don't check it.
6234 * except.c: Provide stub definition.
6236 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
6237 (calculate_global_regs_live): Kill call-clobbered registers
6238 across exception edges.
6239 * reg-stack.c (convert_regs_1): Kill the entire target stack
6240 across non-call exception edges.
6242 * flow.c (cleanup_cfg): Take no argument.
6243 * output.h, sibcall.c, toplev.c: Update all calls.
6245 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6247 * configure.in: Don't check for bcopy.
6248 * configure, config.in: Regenerate.
6250 * system.h: Don't define or prototype bcopy, instead poison it.
6252 2001-03-27 Richard Henderson <rth@redhat.com>
6254 * function.c (expand_function_start): Set DECL_REGISTER on
6255 a pseudo used for DECL_RESULT.
6257 * rtl.h (LCT_NORETURN): New.
6258 * calls.c (emit_library_call_value_1): Handle it.
6260 2001-03-27 Stan Shebs <shebs@apple.com>
6262 * objc/objc-act.c (objc_init): Use dump_base_name.
6263 (gen_declaration): Clear the buffer arg.
6264 (gen_declaration_1): New function, body of gen_declaration.
6265 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
6266 (gen_method_decl): Ditto, plus always clear buffer arg.
6267 (error_with_ivar): Simplify.
6268 (warn_with_method): Ditto.
6269 (build_message_expr): Don't clear buffers.
6270 (dump_interface): Ditto.
6271 (objc_debug): Ditto.
6272 (build_keyword_selector): Clear the buffer by only zeroing
6274 (objc_implementation_context): Declare.
6275 (start_class): Warn about missing @end.
6276 (finish_objc): Ditto.
6278 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6280 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
6282 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6284 * Makefile.in (SYSTEM_H): Define.
6285 Depend on $(SYSTEM_H), not system.h.
6287 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
6289 2001-03-27 Jim Wilson <wilson@redhat.com>
6291 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
6293 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
6294 (process_epilogue): New static function.
6295 (process_set): Call process_epilogue instead of emitting .restore
6297 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
6299 * flow.c (struct reg_cond_life_info): New fields orig_condition
6301 (init_propagate_block_info): Set new fields.
6302 (mark_regno_cond_dead): Set and use new fields.
6303 (flush_reg_cond_reg_1): Likewise.
6304 (and_reg_cond, case AND): Check for redundant AND conditions.
6305 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
6308 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6310 * cppmacro.c (stringify_arg): Null terminate strings.
6312 2001-03-27 Zack Weinberg <zackw@stanford.edu>
6314 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
6315 inclusion style. xm-m68hc11.h no longer exists.
6316 * config/m68hc11/xm-m68hc11.h: Delete file.
6317 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
6319 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
6320 Don't define GCC_VERSION, N_, or PARAMS; don't include
6321 gansidecl.h or stdio.h. Define inhibit_libc here.
6322 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6323 Delete code conditioned on #if GCC_VERSION == 2095.
6325 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6326 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6327 Delete code conditioned on #if GCC_VERSION == 2095.
6329 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6331 * system.h: Include symcat.h.
6332 (STRINGIFY): Don't define.
6334 * configure.in: Adjust comment.
6336 * builtins.c: Use STRINGX, not STRINGIFY.
6337 * gencheck.c: Likewise.
6338 * gengenrtl.c: Likewise.
6339 * protoize.c: Likewise.
6341 * cpplex.c: Don't include symcat.h.
6342 * cpplib.c: Likewise.
6344 * gansidecl.h (HAVE_STRINGIZE): Don't define.
6346 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6348 * c-typeck.c (digest_init): Fold init expression.
6350 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6352 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
6354 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6356 * except.c (eh_regs): Save results of build_pointer_type to a temp
6357 as FUNCTION_VALUE macro may evaluate its args multiple times.
6359 2001-03-26 Mark Mitchell <mark@codesourcery.com>
6361 * c-common.h (DECL_NUM_STMTS): New macro.
6362 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
6364 (pushdecl): Likewise.
6365 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
6366 * integrate.c (expand_inline_function): Don't check
6368 * print-tree.c (print_node): Don't print it.
6369 * toplev.c (rest_of_compilation): Don't try to inline when
6370 flag_no_inline is on.
6371 * tree.h (DECL_FRAME_SIZE): Remove.
6372 (tree_decl): Adjust accordingly.
6374 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6376 * combine.c (try_combine): Use memcpy, not bcopy.
6378 * genattrtab.c (expand_units): Likewise.
6380 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6382 * i386.md (push mem DI peep2): New.
6383 (mov 0, mov -1 peep2): Handle 64bit.
6384 (lea to arithmetics peep2): Handle 64bit leas.
6385 (rsp arithmetics to push/pop peep2s): New.
6387 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
6389 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6391 * i386.c (struct machine_function): Add save_varrargs_registers.
6392 (ix86_save_varrargs_registers): New macro.
6393 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
6394 (ix86_expand_prologue): Likewise.
6395 (ix86_emit_epilogue_esp_adjustement): Likewise.
6396 (ix86_expand_epilogue): Likewise.
6397 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
6398 (pro_epilogue_adjust_stack_1): New insn.
6399 (pro_epilogue_adjust_stack_rex64): Likewise.
6400 * i386.h (MASK_NO_RED_ZONE): New constant.
6401 (TARGET_RED_ZONE): New macro.
6402 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
6403 (RED_ZONE_SIZE): New constant.
6404 (RED_ZONE_RESERVE): New constant.
6406 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6408 * toplev.c (set_float_handler): Use memcpy, not bcopy.
6410 2001-03-25 Kazu Hirata <kazu@hxi.com>
6412 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
6415 (umodhi3): Likewise.
6418 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6420 * mkconfig.sh (DEFINES): Handle entries with '='.
6422 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
6423 Set xm_defines to MACRO=value instead.
6425 * i370/xm-mvs.h: Delete.
6427 * ns32k/xm-pc532-min.h: Likewise.
6429 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6431 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
6433 use ix86_expand_binary_operator
6434 (?sh??i_?): Disable for 64bit.
6435 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
6436 * i386.c (shiftdi_operand): New predicate.
6438 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
6439 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
6440 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
6441 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
6442 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
6443 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
6444 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
6445 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
6446 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
6447 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
6448 (rotldi3, rotrdi3): New expanders.
6450 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6452 * i386.md (movstrsi): Move offline.
6454 (strmovdi_rex64): New.
6455 (strmov?i): Accept 64bit.
6456 (strmov?i_rex64): New.
6457 (strmov?i_rex_1): New.
6458 (strmov?i_1): Disable for 64bit.
6459 (rep_mov?i_rex64): New.
6460 (rep_mov?i): Disable for 64bit.
6461 (clrstrsi): Move offline.
6462 (strset?i_rex64): New.
6463 (strset?i: Accept 64bit.
6464 (rep_stos?i): Disable for 64bit.
6465 (rep_stos?i_rex64): New.
6466 (strset?i_rex_1): New.
6467 (strset?i_1): Disable for 64bit.
6468 (cmpstrsi): Accept 64bit.
6469 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
6470 (cmpstrqi_nz_rex_1): New.
6471 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
6472 (strlensi): Move offline.
6474 (strlenqi_1): Disable for 64bit; fix constraints.
6475 (strlenqi_rex_1): New.
6476 * i386.c (ix86_adjust_counter): New static function.
6477 (ix86_zero_extend_to_Pmode): Likewise.
6478 (ix86_expand_aligntest): Likweise.
6479 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
6480 (ix86_expand_movstr): New global function.
6481 (ix86_expand_clrstr): New global function.
6482 (ix86_expand_strlen): New global function.
6483 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
6484 ix86_expand_strlen): Declare.
6485 (ix86_expand_strlensi_unroll_1): Delete.
6487 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
6489 * i386.md (cmpdi): Fix operand predicates.
6490 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
6491 cmpdi_1_insn_rex64): New patterns.
6492 (adddi3): Turn to expander.
6493 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
6494 (addsi3_carry_zext): New pattern.
6495 (adddi_?_rex64): New patterns and splitters.
6496 (addsi_?_zext): New patterns.
6497 (subsi3_carry_zext): New pattern.
6498 (subdi_?_rex64): New patterns and splitters.
6499 (iorsi_?_zext): New patterns.
6500 (iordi_?_rex64): New patterns and splitters.
6501 (iorsi_?_zext): New patterns.
6502 (iorsi_?_zext_imm): New patterns.
6503 (xorsi_?_zext): New patterns.
6504 (xordi_?_rex64): New patterns and splitters.
6505 (xorsi_?_zext): New patterns.
6506 (negdi*): New patterns.
6507 (one_cmpldi*): Likewise.
6508 (one_cmplsi*_zext, negsi*_zext): Likewise.
6509 (testqi_ext_3_rex64): New pattern.
6511 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
6513 * i386-protos.h (ix86_split_long_move): Return void.
6514 * i386.c (ix86_split_to_parts): Handle 64bit target.
6515 (ix86_split_long_move): Likewise.
6516 * i386.md (all calls to ix86_split_long_move): Update.
6518 2001-03-23 Richard Henderson <rth@redhat.com>
6520 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
6521 to avoid shadowing arguments.
6523 2001-03-23 Jakub Jelinek <jakub@redhat.com>
6525 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
6526 to variable names where DECL_NAME is different from
6527 DECL_ASSEMBLER_NAME.
6529 2001-03-23 Jim Wilson <wilson@redhat.com>
6531 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
6532 (assemble_alias): Call make_decl_rtl.
6534 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
6536 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
6538 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
6540 * extend.texi: Document the "java_interface" attribute.
6542 2001-03-22 Zack Weinberg <zackw@stanford.edu>
6544 * mkconfig.sh: Use a subshell with redirected stdout,
6545 instead of closing stdout and confusing commands that run
6546 afterward. Throw away output of cmp.
6548 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
6550 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
6552 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
6554 * i386.md (zero_extendsidi2_32): Break out from ...
6555 (zero_extendsidi2): ... here ; turn to expander.
6556 (zero_extendsidi2_rex64): New.
6557 (extendsidi2_32): Break out from ...
6558 (extendsidi2): ... here ; turn to expander.
6559 (extendsidi2_rex64): New.
6560 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
6561 (trunc?f?f splitters): Add 64bit versions.
6563 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
6565 * i386.md (pushsi, pushsi2_prologue): Disable.
6566 (pushsi2_rex64): New.
6567 (movabs?i_1_rex64, movabs?i_2_rex64): New.
6568 (movqi_ext_1): Disable for 64bit.
6569 (movqi_ext_1_rex64): New.
6570 (pushdi2_rex64): New pattern, peep2s and splitter.
6571 (pushdi2_prologue_rex64): New pattern.
6572 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
6574 (movdi splitters): Disable for 64bit.
6575 (movdi_1_rex64): New pattern, peep2s and splitters.
6576 (swapdi): New pattern.
6577 (pushsf): Disable for 64bit.
6578 (pushsf_rex64): New pattern and splitter.
6579 (pushdf_nointeger): Disable for 64bit.
6580 (pushdf_integer): Handle the 64bit case.
6581 (pushtf): Likewise; update splitters.
6583 2001-03-22 Richard Henderson <rth@redhat.com>
6585 * mkconfig.sh: Include insn-flags.h.
6586 * Makefile.in (CONFIG_H): Include insn-flags.h.
6587 (lots of objects): Remove insn-codes.h and insn-flags.h.
6589 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
6590 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
6591 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
6592 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
6593 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
6594 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
6595 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
6596 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
6597 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
6598 v850/v850.c, vax/vax.c:
6599 Don't include insn-flags.h.
6601 * diagnostic.c, expr.h, reload.c, toplev.c:
6602 Don't include insn-codes.h.
6604 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
6605 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
6606 c4x/c4x.c, i960/i960.c, mips/mips.c:
6607 Don't include insn-codes.h or insn-flags.h.
6609 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
6610 or insn-flags.h in the generated code.
6611 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
6612 (main): Forward declare struct rtx_def.
6614 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
6616 * invoke.texi (-ffast-math): Remove duplicate line about
6619 * gcc.texi: Remove more obsolete documentation of bugs and
6620 installation problems.
6622 2001-03-21 Kazu Hirata <kazu@hxi.com>
6624 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
6627 2001-03-20 Jason Merrill <jason@redhat.com>
6629 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
6631 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
6632 * varasm.c (CHKR_PREFIX): Likewise.
6634 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6636 * gcse.c (hash_scan_set): An expression is not anticipatible if it
6637 is part of a multi-SET insn.
6639 * cse.c (find_comparison_args): Remove previous change.
6640 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
6643 * config/i386/i386.md (conditional_trap): Remove warning.
6645 * recog.c (push_operand): Fix error in last change that caused
6646 undefined symbol on many targets.
6648 * sdbout.c: #include ggc.h.
6649 (sdbout_init): Move to end of file.
6650 Call ggc_add_tree_root for anonymous_types.
6651 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
6652 (sdbout_one_type): Use DECL_NAME for field name.
6653 * Makefile.in (sdbout.o): Show includes ggc.h.
6655 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
6657 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
6658 (override_options): Use properlimits for preferred_stack_boundary.
6659 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
6661 (ext_register_operand): Accept DImode.
6662 (load_pic_register): Abort on 64bit.
6663 (gen_push): Use Pmode instead of SImode.
6664 (ix86_save_reg): Pic reg is never used on 64bit.
6665 (ix86_expand_prologue): Likewise.
6666 (ix86_emit_save_regs): Use Pmode instead of SImode.
6667 (legitimate_address_p): Check displacement for 64bit.
6668 (print_operand): Avoid outputting of (%rip) on 64bit.
6669 (print_operand_address): Output (%rip) where possible.
6670 (split_di): Abort on 64bit registers.
6671 (ix86_expand_branch): DImode comparison is simple for x86_64.
6672 (memory_address_length): Recognize memory addresses formed using
6674 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
6676 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
6678 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
6680 * recog.c (push_operand): Recognize new format of push instructions.
6682 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
6684 * i386.md (pushqi1): New.
6685 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
6686 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6687 x86_64_immediate_operand, x86_64_immediate_operand,
6688 x86_64_zext_immediate_operand): Declare.
6689 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
6690 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6691 x86_64_immediate_operand, x86_64_immediate_operand,
6692 x86_64_zext_immediate_operand): define.
6693 * i386.h (PREDICATE_CODES): Add new predicates.
6695 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
6697 * i386.md (pophi1, popqi1, pushqi1): Remove.
6699 * expr.c (emit_single_push_insn): New function.
6700 (move_by_pieces): Accept NULL as destination for push instructions.
6701 (gen_push_operand): Kill.
6702 (emit_push_insn): Pass NULL when pushing; avoid updating of
6703 stack_pointer_delta.
6704 * expr.h (gen_push_operand): Kill.
6706 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6708 * rtl.texi (COMPARE): Clarify documentation and reference section
6711 2001-03-20 Stan Shebs <shebs@apple.com>
6713 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
6714 (get_object_reference): Ditto.
6715 (error_with_ivar): Use error_with_file_and_line.
6716 (warn_with_method): Use warning_with_file_and_line.
6718 2001-03-20 Tom Tromey <tromey@redhat.com>
6720 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
6722 2001-03-20 Mark Mitchell <mark@codesourcery.com>
6724 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
6725 variables that are TREE_PUBLIC, even if not TREE_STATIC.
6727 2001-03-20 DJ Delorie <dj@redhat.com>
6729 * Makefile.in (install-libgcc): Pass complete list of variables.
6730 (install-multilib): Ditto.
6732 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6734 * config/i386/cygwin.h: Declare ctor_section, dtor_section
6735 drectve_section, switch_to_section.
6737 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
6738 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
6739 i386_pe_mark_dllimport.
6741 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6743 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
6744 functions i386_pe_*.
6746 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
6747 i386_pe_* functions with char * arguments.
6749 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
6751 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
6753 (movsi_ie): Introduce fpul store.
6755 2001-03-20 Alan Modra <alan@linuxcare.com.au>
6757 * Makefile.in (OBJS): Remove hashtab.o.
6759 2001-03-19 Stan Shebs <shebs@apple.com>
6761 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
6762 * c-lang.c (maybe_objc_method_name): Ditto.
6763 * c-tree.h (maybe_objc_method_name): Remove decl.
6765 2001-03-19 Tom Tromey <tromey@redhat.com>
6767 * gcc.c (init_gcc_specs): Fix comment.
6769 2001-03-19 Mark Mitchell <mark@codesourcery.com>
6771 Compute DECL_ASSEMBLER_NAME lazily.
6772 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
6773 (DECL_ASSEMBLER_NAME_SET_P): New macro.
6774 (SET_DECL_ASSEMBLER_NAME): Likewise.
6775 (COPY_DECL_ASSEMBLER_NAME): Likewise.
6776 (set_decl_assembler_name): Declare.
6777 (lang_set_decl_assembler_name): Likewise.
6778 * tree.c (lang_set_decl_assembler_name): New variab.e
6779 (set_decl_assembler_name): New function.
6780 (init_obstacks): Set lang_set_decl_assembler_name.
6781 (build_decl): Don't set DECL_ASSEMBLER_NAME.
6782 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
6783 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
6784 where it's not necessary.
6785 (builtin_function): Likewise.
6786 (finish_decl): Likewise.
6787 * dbxout.c (dbxout_type_methods): Likewise.
6788 * ggc-common.c (ggc_mark_trees): Likewise.
6789 * profile.c (output_func_start_profiler): Likewise.
6790 * varasm.c (make_decl_rtl): Likewise.
6792 * cse.c (find_comparison_args): Update documentation. Fix
6793 mishandling of COMPARE operations.
6795 * tree.def (ABS_EXPR): Add documentation.
6796 * fold-const.c (fold): Improve folding of ABS_EXPRs.
6798 2001-03-19 Zack Weinberg <zackw@stanford.edu>
6800 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
6802 2001-03-19 Jakub Jelinek <jakub@redhat.com>
6804 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
6805 Remove ia32 linux PIC kludge and move it...
6806 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
6808 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
6810 * i386.md (absdf2 expander): Fix 64bit case.
6812 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
6814 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
6816 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
6818 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
6820 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6822 * README.X11: Remove obsolete file.
6824 2001-03-18 Anthony Green <green@redhat.com>
6826 * config/pj/pj.h: Remove some trailing commas.
6827 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
6829 2001-03-18 Richard Henderson <rth@redhat.com>
6831 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
6832 * calls.c: ... here.
6833 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
6834 defaults for them here.
6836 2001-03-17 Anthony Green <green@redhat.com>
6838 * config/pj/lib1funcs.S: Fix broken comment.
6839 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
6842 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
6844 * gcc.texi: Remove obsolete information relating to build and
6845 installation problems with enquire or the Pyramid C compiler.
6847 2001-03-17 Richard Henderson <rth@redhat.com>
6849 * dwarf2out.c (queue_reg_save): New.
6850 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
6851 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
6853 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
6854 (cfa, cfa_store, cfa_temp): Make static.
6855 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
6857 2001-03-17 Richard Henderson <rth@redhat.com>
6859 * integrate.h (struct inline_remap): Add local_return_label.
6860 * integrate.c (expand_inline_function): Initialize it and emit
6861 it after copy_insn_notes.
6862 (copy_insn_list): Don't store local_return_label here.
6863 (copy_insn_notes): New function split out from copy_insn_list.
6865 2001-03-17 Richard Henderson <rth@redhat.com>
6867 * dwarf2out.c (lookup_filename): Emit .file if the assembler
6868 is generating .debug_line.
6869 (dwarf2out_init): Add main_input_filename to the file table first.
6870 * configure.in (as_dwarf2_debug_line): Test with file number 1
6871 instead of file number 0.
6873 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6875 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
6876 (gen_rtx_combine): Deleted; all references changed as appropriate.
6877 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
6879 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
6881 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
6883 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
6886 2001-03-16 Jim Wilson <wilson@redhat.com>
6888 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
6889 then set it to LOC_REG (79) instead of aborting.
6891 2001-03-16 Phil Edwards <pme@sources.redhat.com>
6893 * gccbug.in: Remove high priority.
6895 2001-03-16 Richard Henerson <rth@redhat.com>
6897 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
6898 output with a space instead of deleting it.
6899 * configure: Regenerate.
6901 2001-03-16 Zack Weinberg <zackw@stanford.edu>
6903 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
6904 handles the gory details of converting an object file into
6905 something that's safe to grep.
6906 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
6907 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
6908 newlines at either end of the string we're looking for.
6909 Make 'checking ...' message less stilted.
6910 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
6911 ARM in-memory layout and its hypothetical converse. Don't
6912 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
6913 HOST_WORDS_BIG_ENDIAN.
6915 * configure.in: Adjust for renamed macro. Move
6916 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
6917 * configure, config.in: Regenerate.
6919 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6921 * fixinc/Makefile.in: Set SHELL.
6923 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6925 * fixinc/fixincl.c (fix_with_system): Quote file names before
6926 passing them to shell.
6928 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6930 * Makefile.in: Use fix-header$(build_exeext) instead
6933 2001-03-16 Richard Henderson <rth@redhat.com>
6935 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
6936 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
6937 (size_of_line_prolog): Remove.
6938 (output_line_info): Compute prologue size via label difference.
6939 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
6941 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
6942 assembler error when redefining file numbers.
6943 * config.in, configure: Rebuild.
6945 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
6946 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
6947 (dw2_asm_output_delta_uleb128): Likewise.
6948 (dw2_asm_output_delta_sleb128): Similarly.
6949 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
6951 2001-03-16 Michael Meissner <meissner@redhat.com>
6953 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
6955 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
6957 (BITMASK_LOWER16): Replacement for 0x0000ffff.
6959 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
6960 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
6961 being unsigned in ISO C and signed in traditional.
6962 (expand_prologue): Ditto.
6963 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
6965 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
6967 (divsi3,divdi3): Ditto.
6968 (modsi3,moddi3): Ditto.
6969 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
6970 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
6971 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
6974 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
6976 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
6977 SSE based conditional moves on LTGT/UNEQ conditions;
6978 Canonicalize EQ to NE.
6979 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
6980 (sse_mov?fcc_ne): New.
6982 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
6984 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6986 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
6987 register may be dead.
6989 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
6991 * Makefile.in (hash.o): Depend on CONFIG_H.
6993 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6995 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
6997 2001-03-15 Richard Henderson <rth@redhat.com>
6999 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7000 (ASM_OUTPUT_DWARF_PCREL): New.
7001 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7003 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7005 * cppfiles.c (stack_include_file): Use MAX of sysp.
7007 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7009 * config.gcc (ia64*-*-hpux*): New case.
7010 * config/ia64/hpux.h: New file for HP-UX support.
7011 * config/ia64/t-hpux: New file for HP-UX support.
7013 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7015 * fixinc/inclhack.def (irix_stdio_va_list): New.
7016 * fixinc/fixincl.x: Rebuilt.
7018 2001-03-15 Richard Henderson <rth@redhat.com>
7020 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7021 if provided by the target.
7022 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7023 (dw2_asm_output_addr): New.
7024 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7025 * dwarf2out.c (output_cfi): Use it for program addresses.
7026 (output_call_frame_info, output_die): Likewise.
7027 (output_aranges, output_line_info): Likewise.
7029 2001-03-15 Bruce Korb <bkorb@gnu.org>
7031 * gcc.c(main): make more rigorous
7032 * collect2.c(main): guard against ignoring SIGCHLD
7033 * protoize.c(main): ditto
7034 * gcc/fixinc/fixincl.c(initialize): ditto
7036 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7038 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7039 (sdbout_parms): Likewise.
7041 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7043 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7044 "widen" a destination that is already wider than a word. Also do
7045 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7047 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7049 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7051 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7053 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7055 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7057 * i960.h (i960_maxbitalignment,
7058 i960_last_maxbitalignment): Declare.
7059 * i960.c (i960_maxbitalignment,
7060 i960_last_maxbitalignment): Make global.
7061 (process_pragma): Delete.
7062 (i960_pr_align, i960_pr_noalign): Move from here ...
7063 * i960-c.c: ... to this new file.
7064 * t-960bare (i960-c.o): New rule.
7065 * t-vxworks960 (i960-c.o): Likewise.
7066 * config.gcc (i960-*-*): Define c_target_objs and
7069 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7071 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7072 without adding in rtx code and mode.
7074 * alias.c (init_alias_analysis): Don't use any rtx whose value
7075 varies as a known value.
7076 Delete a superfluous test.
7078 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7080 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7081 scheduling a stop bit.
7082 (ia64_emit_nops): Correctly handle ASMs.
7084 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7086 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7088 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7090 * cpp.texi: Update documentation for -include and -imacros.
7091 * cppfiles.c (struct include_file): Remove "defined" memeber.
7092 (find_or_create_entry): Make a copy of the file name, and
7094 (open_file): Update to ensure we use the simplified filename.
7095 (stack_include_file): Don't set search_from.
7096 (cpp_included): Don't simplify the path name here.
7097 (find_include_file): New prototype. Call search_from to
7098 get the start of the "" include chain. Don't simplify the
7100 (_cpp_execute_include): New prototype. Move diagnostics to
7101 do_include_common. Update.
7102 (_cpp_pop_file_buffer): Don't set defined.
7103 (search_from): New prototype. Use the preprocessor's cwd
7104 for files included from the command line.
7105 (read_name_map): Don't simplify the pathname here.
7106 * cpphash.h (enum include_type): New.
7107 (struct buffer): Delete search from. New search_cached.
7108 (_cpp_execute_include): Update prototype.
7109 * cppinit.c (do_includes): Use _cpp_execute_include.
7110 * cpplib.c (do_include_common): New function.
7111 (do_include, do_include_next, do_import): Use it.
7113 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7115 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
7116 contents of the RTL, to determine the name of the object.
7118 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7120 * tree.h (DECL_RTL): Allocate RTL lazily.
7121 (SET_DECL_RTL): New macro.
7122 (DECL_RTL_SET_P): Likewise.
7123 (COPY_DECL_RTL): Likewise.
7124 (DECL_RTL_IF_SET): Likewise.
7125 * varasm.c (make_decl_rtl): Add assertions about the kind of
7126 declaration we are processing.
7127 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
7128 (start_decl): Likewise.
7129 (finish_decl): Likewise.
7130 * c-semantics.c (emit_local_var): Likewise.
7131 * calls.c (expand_call): Likewise.
7132 * dbxout.c (dbxout_symbol): Likewise.
7133 * emit-rtl.c (unshare_all_rtl): Likewise.
7134 (unshare_all_decls): Likewise.
7135 (reset_used_decls): Likewise.
7136 * expr.c (store_constructor): Likewise.
7137 (safe_from_p): Likewise.
7138 (expand_expr): Likewise.
7139 * function.c (put_var_into_stack): Likewise.
7140 (instantiate_decls_1): Likewise.
7141 (assign_parms): Likewise.
7142 (expand_function_start): Likewise.
7143 (expand_function_end): Likewise.
7144 * ggc-common.c (gcc_mark_trees): Likewise.
7145 * integrate.c (function_cannot_inline_p): Likewise.
7146 (copy_decl_for_inlining): Likewise.
7147 (expand_inline_function): Likewise.
7148 (integrate_parm_decls): Likewise.
7149 (integrate_decl_tree): Likewise.
7150 * print-tree.c (print_node): Likewise.
7151 * reg-stack.c (stack_result): Likewise.
7152 * stmt.c (label_rtx): Likewise.
7153 (expand_return): Likewise.
7154 (expand_decl): Likewise.
7155 (expand_decl_cleanup): Likewise.
7156 (expand_anon_union_decl): Likewise.
7157 * toplev.c (check_global_declarations): Likewise.
7158 (rest_of_decl_compilation): Likewise.
7159 * tree.c (simple_cst_equal): Likewise.
7160 * objc/objc-act.c (generate_static_references): Likewise.
7162 2001-03-14 Zack Weinberg <zackw@stanford.edu>
7164 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
7165 gcc_AC_C_FLOAT_FORMAT): New macros.
7166 * configure.in: Add AC_PROG_CPP after CC tests;
7167 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
7168 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
7169 * configure, config.in: Regenerate.
7171 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
7172 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7173 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7174 config/i370/xm-linux.h, config/i370/xm-oe.h,
7175 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7176 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
7177 config/pa/xm-linux.h, config/pa/xm-pa.h,
7178 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
7179 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
7180 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
7181 config/we32k/xm-we32k.h: Delete.
7183 * config/i370/xm-mvs.h, config/m88k/m88k.h,
7184 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7185 config/vax/xm-vms.h: Don't define any of:
7186 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
7188 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
7190 * config.gcc: Remove references to deleted files.
7191 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
7192 FATAL_EXIT_CODE, which is the same between oe and mvs).
7194 2001-03-14 DJ Delorie <dj@redhat.com>
7195 Vladimir Makarov <vmakarov@redhat.com>
7197 * config/i960/i960.c (i960_function_prologue): Compute size of
7198 frame according to number of registers actually saved there.
7200 2001-03-14 Richard Henderson <rth@redhat.com>
7202 * expr.c (emit_move_insn_1): Fix else if around #endif.
7204 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7207 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7210 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7212 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7213 (override_options): Parse cmodel string.
7214 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7215 * i386.h (TARGET_OPTIONS): Add "cmodel".
7216 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7218 (ix86_cmodel_string, ix86_cmodel): Declare.
7220 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
7223 * i386.h (GENERAL_REG_P): Add missing REG_P.
7225 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
7227 * configure.in: Use $gcc_cv_as instead of $as.
7228 * configure: Regenerated.
7230 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
7232 * cppfiles.c (stack_include_file): Only increase the include
7233 count if we actually process the file properly, as opposed
7234 to treating it as length zero. Only call read_include_file
7235 if not DO_NOT_REREAD. Handle the -H include file output
7237 (read_include_file): Remove now redundant DO_NOT_REREAD check.
7238 (cpp_included, find_include_file): Simplify pathnames after
7239 remapping them. If remapping, don't use the remapped file
7240 name's buffer as our scratch buffer.
7241 (cpp_pop_file_buffer): Replace the multiple include macro
7242 only if it isn't yet set.
7243 (read_name_map): Simplify remapped names when reading in.
7244 (remap_filename): Move code to code path that uses it.
7245 (_cpp_simplify_pathname): Return the input pointer.
7246 * cpphash.h (_cpp_simplify_pathname): Update prototype.
7248 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7250 * expr.c (expand_expr): Revove bogus conditional.
7252 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
7254 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
7256 2001-03-14 Jakub Jelinek <jakub@redhat.com>
7258 * reg-stack.c (stack_result): Unconditionally use
7259 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
7261 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
7263 * expr.c (emit_move_insn_1): Split push of complex value when
7264 no suitable push instruction exist.
7266 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
7267 instead of QI_REG_P.
7269 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7271 * alias.c (handled_component_p, can_address_p): New functions.
7272 (get_alias_set): Use them.
7274 2001-03-13 Jim Wilson <wilson@redhat.com>
7276 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
7277 from 80 in try_locals code.
7278 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
7280 2001-03-13 Zack Weinberg <zackw@stanford.edu>
7282 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
7283 gcc_AC_C_LONG_LONG): New.
7284 * configure.in: Use them. Probe the size of short, int, long,
7285 and long long/__int64 if we have them. Move all the AC_C_*
7286 checks together, except gcc_AC_C_CHAR_BIT which has to go
7287 after AC_CHECK_HEADERS(limits.h).
7288 Take hwint.h out of host_xm_file and build_xm_file.
7290 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
7291 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
7292 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
7293 Move the HOST_WIDEST_INT setup logic here from system.h.
7294 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
7296 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
7297 is now handled by hwint.h.
7299 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
7300 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
7301 config/ia64/xm-ia64.h: Don't define any of:
7302 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
7303 HOST_BITS_PER_LONGLONG.
7305 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
7306 config/h8300/xm-h8300.h, config/mips/iris6.h,
7307 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
7308 config/sparc/xm-sp64.h: Delete.
7309 * config.gcc: Remove references to deleted files.
7311 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
7312 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
7313 * config/i370/xm-linux.h: Clarify floating-point situation in
7316 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
7318 * cppfiles.c (NO_INCLUDE_PATH): New macro.
7319 (find_include_file): Decide here which part of the include
7320 chain to start the search. Complain about an empty include
7321 chain in all cases apart from an abolsute file name.
7322 (_cpp_execute_include): Don't choose the search chain here.
7323 Don't call handle_missing_include in the case of an empty
7325 (_cpp_compare_file_date): Don't choose the search chain here.
7326 * cpplib.c (do_include_next): Move the in-main-file diagnostic
7327 here from _cpp_execute_include. Behave like #include if
7328 we're in the main file.
7330 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7332 * system.h (malloc, realloc, calloc, strdup): Only poison these
7333 tokens when IN_GCC is defined.
7335 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
7337 * i386.md (abs?f expander): Support SSE case.
7338 (abd?f_if): Add new "USE"; add splitters.
7340 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7342 * cpp.texi (poison): Explain the macro expansion exception.
7344 2001-03-13 Jakub Jelinek <jakub@redhat.com>
7346 * expr.c (store_expr): Add dont_store_target. If temp is already in
7347 target before copying to reg, don't store it into target again.
7349 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7351 * cppinternals.texi: Update for file handling.
7353 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7355 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
7356 2001-02-24 which broke building the Java library.
7357 * function.c (identify_blocks): Likewise.
7358 (all_blocks): Likewise.
7359 * integrate.c (integrate_decl_tree): Likewise.
7360 * print-tree.c (print_node): Likewise.
7361 * tree.h (BLOCK_NUMBER): Likewise.
7362 (struct tree_block): Likewise.
7364 2001-03-12 David Edelsohn <edelsohn@gnu.org>
7366 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
7367 __WCHAR_TYPE__ definition.
7368 (WCHAR_TYPE_SIZE): #undef before #define.
7370 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7372 * cppfiles.c: Update comments.
7373 (destroy_include_file_node): Rename destroy_node.
7374 (find_or_create_entry): New function.
7375 (open_file, _cpp_fake_include): Use it.
7376 (handle_missing_header): New function, broken out of
7377 _cpp_execute include. Don't segfault if there is no
7378 system or quoted path.
7379 (_cpp_execute_include): Use handle_missing_header.
7381 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7383 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
7384 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
7386 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7388 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
7389 unless anti_dependence says they are.
7390 * alias.c (objects_must_conflict): If neither has a type specified,
7393 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7394 David Billinghurst <David.Billinghurst@riotinto.com>
7396 * config/mips/iris5.h: Change WCHAR_TYPE to int.
7398 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
7400 * i386.md (trunctfdf2_2): Rename missnamed pattern.
7401 (*_one_bit): Remove type on the match_operand in attributes.
7403 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
7405 * i386.c: Commit forgotten hunk in previous patch.
7406 (regclass_map): Add extended registers.
7407 (dbx_register_map): Add missing frame register.
7409 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
7411 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
7413 * i386.md (x86_sahf_1): Disable for 64bit.
7414 (popsi*, pophi*): Likewise.
7415 (pushqi, pushhi): Likewise.
7416 (movdi, pushdi): Likewise.
7417 (zero extend DImode splitter): Likewise.
7418 (adddi, minusdi splitter): Likewise.
7419 (umulsidi): Likewise.
7421 (mulsidi): Disable for 64bit
7422 (lshift:DI/ashift:DI): Disable for 64bit.
7423 (loop patterns): Likewise.
7424 (call_pop, call_value_pop expanders and patterns): Likewise.
7425 (prologue_get_pc): Likewise.
7427 (fcmovDI pattern and splitter): Likewise.
7428 (movdfcc_1_rex64): New.
7430 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
7432 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
7433 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
7434 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
7435 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
7436 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
7437 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
7438 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
7439 (PUSH_ROUNDING): x86_64 rounds to 64bits.
7440 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
7441 (REGPARM_MAX): Set to 6 for x86_64.
7442 (SSE_REGPARM_MAX): Set to 16 for x86_64.
7443 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
7446 * (patterns that does use upper halves): Update constraints
7447 'q' to 'Q' and 'r' to 'R'.
7448 (cmpqi_ext_1): Disable for 64bit.
7449 (cmpqi_ext_3_insn): Likewise.
7450 (movqi_extzv_1): Likewsie.
7451 (addqi_ext_1): Liekwsie
7452 (testqi_ext_1): Liekwsie
7453 (andqi_ext_1): Liekwsie
7454 (xorqi_ext_1): Liekwsie
7455 (cmpqi_ext_1_rex64): New.
7456 (cmpqi_ext_3_insn_rex64): Likewise.
7457 (movqi_extzv_1_rex64): Likewsie.
7458 (addqi_ext_1_rex64): Liekwsie
7459 (testqi_ext_1_rex64): Liekwsie
7460 (andqi_ext_1_rex64): Liekwsie
7461 (xorqi_ext_1_rex64): Liekwsie
7463 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7465 * configure.in: Move check for unsigned enumerated bitfields
7466 to macro in aclocal.m4. Disable it for now.
7467 * configure, config.in: Regenerate.
7468 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
7469 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
7470 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
7471 kind above its first use.
7473 * config/xm-interix.h, config/alpha/xm-alpha.h,
7474 config/i370/xm-linux.h, config/i386/xm-beos.h,
7475 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
7476 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7477 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
7478 Don't define ONLY_INT_FIELDS under any circumstances.
7480 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
7482 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7483 config/sparc/xm-sysv4.h: Delete - now identical with some
7485 * config.gcc (hppa targets): Replace xm-pahpux.h and
7486 xm-papro.h with implicit xm-pa.h.
7487 (sparc targets): Replace xm-sysv4.h with implicit or explicit
7490 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
7492 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
7493 before reload_cse_noop_set_p.
7495 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7497 * config.gcc: Where xm-host.h used to include another
7498 xm-host.h, list the nested header directly in xm_file. Remove
7499 references to deleted files. Can now use sparc/xm-sp64.h for
7502 * config/xm-linux.h, config/arm/xm-linux.h,
7503 config/i386/xm-dos.h, config/i386/xm-gnu.h,
7504 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
7505 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
7506 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
7507 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
7510 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
7511 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
7512 bother to wrap #undef in #ifdef.
7513 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
7514 Don't include xm-linux.h.
7515 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
7517 * configure.in: Wrap regexps using [] in changequote block.
7518 Use expr : not echo | grep. Simplify regexps.
7519 * configure: Regenerate.
7521 56 xm-files remain, 22 xm-arch.
7523 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7525 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
7526 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7527 (local_index, local_rindex): Delete, use strchr/strrchr instead.
7528 (copy_object): Fix format specifier vs argument mismatch.
7530 * mips-tdump.c: Make local functions static.
7531 (rindex): Don't #undef.
7532 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7533 (fatal, fancy_abort): Delete.
7534 (read_seek): Avoid signed/unsigned compare.
7536 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7538 * combine.c (try_combine): Fix error in change to try original
7540 (gen_rtx_combine): Do same as gen_rtx for now.
7542 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7544 * configure.in: AC_SUBST xm_defines.
7545 * configure: Regenerate.
7546 * Makefile.in: Set DEFINES=$(xm_defines) when building
7549 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7551 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
7552 (cpp_included, find_include_file): Update.
7553 (_cpp_compare_file_date): Make else unconditional.
7555 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
7557 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
7559 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7561 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
7562 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
7564 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
7566 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
7567 if it's a record type.
7569 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
7571 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
7572 mingw includes slightly.
7574 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7576 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
7577 #undef token before poisoning it.
7579 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7581 * alpha.c (check_float_value): Use memcpy, not bcopy.
7583 * m32r.c (m32r_sched_reorder): Likewise.
7585 * vax.c (check_float_value): Likewise.
7587 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7589 * toplev.c (file_name_nondirectory): Remove.
7590 * toplev.h: Similarly.
7591 * dwarf2out.c (compute_section_prefix): Use lbasename instead
7592 of file_name_nondirectory.
7594 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7596 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
7597 * mips-tfile.c: Don't #undef rindex; not used.
7599 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
7601 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
7602 (dbx64_register_map): Declare.
7603 (RETURN_ADDR_RTX): Fix for 64bit.
7604 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
7605 (INCOMING_FRAME_SP_OFFSET): Set to 8.
7606 * i386.c (dbx64_register_map): New global array.
7607 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
7608 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
7611 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7613 * cppfiles.c (search_from): Use lbasename.
7614 * mkdeps.c (deps_add_default_target): Use lbasename.
7616 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7618 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
7619 xcalloc in lieu of malloc, realloc & calloc.
7621 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
7623 * gengenrtl.c (xmalloc): Likewise.
7625 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
7626 really_call_* memory allocation routines.
7628 * stmt.c (check_for_full_enumeration_handling): Use
7629 really_call_calloc, not calloc.
7631 * system.h (really_call_malloc, really_call_calloc,
7632 really_call_realloc): Define.
7633 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
7635 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
7637 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
7639 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
7641 * configure: Rebuilt.
7642 * configure.in: Only use `lang_requires' for languages athat are
7645 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
7647 * invoke.texi: Fix typo.
7648 * gcc.1: Regenerate.
7650 2001-03-09 Zack Weinberg <zackw@stanford.edu>
7652 * configure.in: Prune nonexistent files from build_xm_file,
7653 xm_file, and host_xm_file lists. Warn unless they're
7655 Don't generate *config.h here.
7656 AC_SUBST all variables needed to generate *config.h.
7657 * configure: Regenerate.
7658 * mkconfig.sh: New helper script, from code removed from
7660 * Makefile.in: Zap all MALLOC variables - no longer used
7661 anywhere, and malloc.c doesn't exist.
7662 Substitute in variables needed to generate *config.h.
7663 Stop lying about the dependencies contained in CONFIG_H and
7665 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
7666 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
7667 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
7668 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
7669 $(TM_P_H), etc. as appropriate.
7671 * config.gcc: Zap references to deleted files.
7672 * ggc-none.c: Don't include rtl.h or tm_p.h.
7674 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
7675 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
7676 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
7677 config/i386/xm-linux.h, config/i386/xm-linux.h,
7678 config/i386/xm-next.h, config/i386/xm-openbsd.h,
7679 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
7680 Don't include i386/xm-i386.h.
7682 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
7683 config/i386/xm-i386.h, config/i860/xm-i860.h,
7684 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
7685 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7686 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
7687 Delete (empty except comments, #includes of other deleted
7688 files, and macros used nowhere).
7690 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
7692 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
7693 independent on TARGET_FLAGS.
7695 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
7697 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
7699 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
7701 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
7703 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
7704 LAST_REX_SSE_REG): define.
7705 (enum reg_class): Add 'LEGACY_REGS'
7706 (REG_CLASS_CONTENTS): Likewise; add extended registers.
7707 (SSE_REGNO_P): Recognize extended registers.
7708 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
7709 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
7710 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
7711 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
7712 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
7713 REG_OK_FOR_STRREG_P): Remove.
7714 (HI_REGISTER_NAMES): Add extended registers.
7715 (ADDITIONAL_REGISTER_NAMES): Likewise.
7716 (QI_REGISTER_NAMES): Add 8bit extended registers.
7717 (DEBUG_REG): Support extended registers.
7718 * i386.c (regclass_map): Add extended registers.
7719 (dbx_register-map): Likewise.
7720 (svr4_dbx_register_map): Likewise.
7721 (print_reg): Support extended registers.
7722 (print_operand): Support 64bit operands.
7724 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
7726 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
7727 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
7728 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
7729 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
7730 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
7731 STACK_BOUNDARY): Set properly for 64bits.
7732 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
7733 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
7734 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
7735 (MOVE_MAX): Set to 16.
7736 (MOVE_MAX_PIECES): 8 for 64bit.
7737 (Pmode): Set to SImode.
7739 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
7741 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
7743 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
7745 * i386.h (mask_64bit): New constant.
7746 (target_64bit): New macro.
7747 (target_options): Add '64'/'32'
7748 (target_default): Define.
7749 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
7750 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
7751 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
7753 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
7755 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
7757 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
7759 * rtlanal.c (rtx_varies_p): Check operand 0 of a
7760 LO_SUM unless for_alias is set.
7762 2001-03-08 Stan Shebs <shebs@apple.com>
7764 * objc/objc-act.c: Fix old typos in comments, add comments for
7766 (hash_init): Fix file name in error message.
7767 (hash_enter): Ditto.
7768 (hash_add_attr): Ditto.
7769 (continue_class): Ditto.
7771 2001-03-08 Bruce Korb <bkorb@gnu.org>
7773 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
7774 wait4() can receive the signal.
7776 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7778 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
7780 * fixinc/fixincl.x: Regenerate.
7782 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7784 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
7786 * fixinc/fixincl.x: Regenerate.
7788 2001-03-08 Richard Henderson <rth@redhat.com>
7790 * configure.in (HAVE_AS_LEB128): New assembler check.
7791 * configure, config.in: Rebuilt.
7793 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
7795 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
7798 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7800 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
7801 references to the MAXPATHLEN macro.
7803 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
7804 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
7807 * config/i386/xm-gnu.h, config/xm-gnu.h,
7808 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
7809 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
7810 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
7811 and/or unused files.
7813 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
7814 doing so in various xm-*.h files.
7816 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7818 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
7820 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
7822 * configure.in (enable_shared): Support per-package shared-library
7824 * configure: Rebuilt.
7826 2001-03-07 David Edelsohn <edelsohn@gnu.org>
7828 * rs6000.md (cr logic): Add original POWER mnemonic alternative
7829 for crnot. Set operands[5] in splitter.
7831 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7833 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
7834 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
7835 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
7836 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
7837 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
7838 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
7839 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
7842 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
7843 config/i370/xm-i370.h, config/i386/xm-dgux.h,
7844 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
7845 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
7846 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
7847 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
7848 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
7849 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
7850 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
7851 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
7852 Delete unused and/or empty files.
7854 * config.gcc: Define USG in xm_defines as appropriate. Define
7855 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
7856 macro. Remove deleted xm-* files from $xm_files variable.
7858 2001-03-07 Tom Tromey <tromey@redhat.com>
7860 * configure: Rebuilt.
7861 * configure.in: Allow config-lang.in to set `lang_requires' to list
7862 of other required languages.
7864 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
7866 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
7868 (output_prologue): Use xmalloc not oballoc.
7869 (output_epilog): Free a29k_first_epilogue_insn when finished.
7870 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
7872 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
7874 * builtins.c (expand_builtin_mathfn): Check
7875 flag_unsafe_math_optimizations, not flag_fast_math.
7876 (expand_builtin): Likewise
7877 * combine.c (combine_simplify_rtx): Likewise.
7878 (simplify_if_then_else): Likewise.
7879 * cse.c (fold_rtx): Likewise.
7880 * flags.h: Remove flag_fast_math. Add
7881 flag_unsafe_math_optimizations and flag_trapping_math.
7882 * fold-const.c (negate_expr): Check
7883 flag_unsafe_math_optimizations, not flag_fast_math.
7884 (invert_truthvalue): Likewise.
7885 (fold): Likewise. Before associating operands, check that
7886 code == MULT_EXPR, not code != MULT_EXPR.
7887 * ifcvt.c (noce_try_minmax): Check
7888 flag_unsafe_math_optimizations, not flag_fast_math.
7889 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
7890 * invoke.texi: Document -funsafe-math-optimizations and
7891 -fno-trapping-math. Change documentation for -ffast-math.
7892 * jump.c (reversed_comparison_code_parts): Likewise.
7893 (rtx_equal_for_thread_p): Likewise.
7894 * optabs.c (emit_conditional_move): Likewise.
7895 * simplify-rtx.c (simplify_binary_operation): Likewise.
7896 (simplify_relational_operation): Likewise.
7897 (simplify_ternary_operation): Likewise.
7898 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
7899 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
7900 Add trapping-math and unsafe-math-optimizations entries to f_options.
7901 (set_fast_math_flags): New, sets flags for -ffast-math.
7902 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
7903 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
7904 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
7906 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
7907 (alpha_emit_conditional_move): Initialize local_fast_math to
7908 flag_unsafe_math_optimizations, not flat_fast_math.
7909 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
7910 instead of setting flag_fast_math to 1.
7911 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
7913 * config/i386/i386.c (override_options): Likewise
7914 * config/i386/i386.md: Likewise.
7915 * config/m68k/m68k.md: Likewise.
7916 * config/mips/mips.md: Likewise.
7917 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
7918 (rs6000_generate_compare): Likewise.
7920 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7922 * Makefile.in: Set RANLIB to @RANLIB@.
7925 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7927 * fixinc/inclhack.def (djgpp_wchar_h): New test.
7928 * fixinc/fixincl.x: Regenerated.
7930 2001-03-07 Richard Henderson <rth@redhat.com>
7932 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
7934 2001-03-07 Richard Henderson <rth@redhat.com>
7936 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
7937 of block notes and exception handling notes.
7939 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
7940 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
7941 (compile_file): ... here.
7943 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7945 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
7947 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
7948 config.h now. Include libiberty.h to handle alloca.
7950 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7952 * c-parse.in (yylexname): New function, split out of _yylex.
7953 (objc_rid_sans_at): New table.
7954 (init_reswords): Initialize it.
7955 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
7956 retrieving the next token and checking it for significance as
7957 an ObjC keyword or string constant.
7959 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
7960 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
7962 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
7965 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
7967 * config/m68k/m68k.c (const_uint32_operand): Accept any
7968 const_int on a 32-bit host.
7970 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
7972 * objc/objc-act.c (init_objc): Set save_lang_status,
7973 restore_lang_status, and mark_lang_status.
7975 2001-03-06 Krister Walfridsson <cato@df.lth.se>
7977 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
7979 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
7981 * cppinternals.texi: Update.
7983 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7985 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7986 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
7987 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
7988 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7989 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
7990 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7991 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
7992 config/i386/xm-i386.h, config/i860/xm-i860.h,
7993 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7994 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
7995 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7996 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7997 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7998 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7999 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8000 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8001 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8002 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8003 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8004 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8005 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8006 match the defaults provided in hwint.h.
8008 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8009 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8011 * config.gcc (xm_file): Don't set to files which are deleted.
8013 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8014 guard this file against these macros being undefined.
8016 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8018 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8019 and DECL_DEFER_OUTPUT on the decl we create, before calling
8020 rest_of_decl_compilation.
8022 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8024 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8026 * configure, config.in: Regenerate.
8027 * config.gcc: Remove references to deleted files.
8029 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8030 genrecog.c, rtl.c: Do not use alloca anywhere.
8032 * Makefile.in, build-make, system.h, config/x-interix,
8033 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8034 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8035 config/arc/xm-arc.h, config/arm/xm-arm.h,
8036 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8037 config/h8300/xm-h8300.h, config/i370/x-oe,
8038 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8039 config/i386/x-ncr3000, config/i386/x-sco5,
8040 config/i386/xm-dgux.h, config/i860/x-sysv4,
8041 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8042 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8043 config/m68k/x-hp320g, config/m69k/x-mot3300,
8044 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8045 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8046 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8047 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8048 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8049 config/mips/x-iris, config/mips/x-iris3,
8050 config/mips/x-sni-svr4, config/mips/x-sysv,
8051 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8052 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8053 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8054 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8055 config/pa/xm-papro.h, config/romp/xm-romp.h,
8056 config/rs6000/x-aix31, config/rs6000/x-aix41,
8057 config/rs6000/x-beos, config/rs6000/x-lynx,
8058 config/rs6000/x-mach, config/rs6000/x-rs6000,
8059 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8060 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8061 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8062 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8063 config/vax/xm-vms.h: Eradicate all references to alloca and
8066 * config/xm-alloca.h, config/clipper/x-clix,
8067 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8068 config/i860/x-sysv3, config/m88k/x-sysv3,
8069 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8070 (contained only alloca related hacks).
8072 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8075 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8077 * invoke.texi: Document __FAST_MATH__.
8079 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8081 * crtstuff.c: Restore include of auto-host.h.
8083 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8085 Put main() in a separate file, so that the language
8086 front-end can use a different main().
8089 * toplev.c: (main): Rename as toplev_main.
8090 * toplev.h: Declare toplev_main.
8091 * Makefile.in (OBJS): add toplev.o.
8092 (BACKEND): remove toplev.o, add main.o.
8094 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8096 * cppfiles.c (search_from): Special case the empty string.
8098 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8100 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
8101 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
8102 strlen or strcpy; we already know the length.
8103 (_cpp_compare_file_date): Similarly.
8104 * cpphash.h (struct cpp_reader): Delete done_initialising.
8105 (CPP_PREV_BUFFER): Delete.
8106 * cppinit.c (cpp_start_read): Don't set done_initialising.
8107 * cpplex.c (parse_string): Guarantee null-termination.
8108 (_cpp_equiv_toklists): Remove.
8109 * cpplib.c (glue_header_name): Null-terminate.
8110 (do_line): Don't leak memory.
8111 * cpplib.h (BT_WEAK): Delete.
8112 * cppmain.c (cb_ident): Strings are now null-terminated.
8114 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
8116 * gcc.c (convert_filename): Append executable suffix
8117 if NO_AUTO_EXE_SUFFIX is not defined.
8118 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
8119 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
8121 2001-03-03 David O'Brien <obrien@FreeBSD.org>
8123 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8124 * c-parse.gperf, c-gperf.h: Delete.
8125 (c-gperf.h was accidently re-added to the CVS repo in the rev
8126 1.16 commit by tromey)
8128 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8130 * cpplex.c (_cpp_lex_token): Don't warn about directives in
8131 macro arguments when looking for the '('.
8132 * cppmacro.c (funlike_invocation_p): Set parsing_args to
8133 2 when really parsing arguments; 1 when looking for '('.
8134 Always restore the lexer position.
8136 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8138 * longlong.h (umul_ppmm): Don't use a multiline string.
8140 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8142 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
8143 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
8144 t_bool in declaration because pcc can't combine volatile with typedef
8147 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
8149 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
8150 until when it is really needed.
8151 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
8152 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
8153 * i386.md (float?i?f splitter): Don't force source operand to memory
8155 (sse_movdfcc): Fix constraint.
8156 (sse_movdfcc splitter): Handle properly the second alternative.
8158 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8160 * cpplex.c (parse_string): Unconditionally pedwarn.
8162 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8165 * cppexp.c (parse_number): Update.
8166 * cpplex.c (parse_string): Pedwarn if multiline string does not
8167 result from a system header's macro.
8168 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
8169 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
8170 for function-like macros too.
8171 * c-lex.c (lex_number): Update.
8173 2001-03-03 Richard Henderson <rth@redhat.com>
8175 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
8177 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
8179 * combine.c (try_combine): If split with mode-changed scratch
8180 register didn't work, try the original mode.
8182 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
8184 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
8185 * config/c4x/c4x.h: Likewise.
8186 * stor-layout.c (compute_record_mode): Likewise.
8187 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
8189 2001-03-02 Zack Weinberg <zackw@stanford.edu>
8191 * configure.in: Kill tm.h. Include the files in the $tm_file
8192 list in all three of config.h, hconfig.h, tconfig.h, after the
8193 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
8194 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
8195 * configure: Regenerate.
8196 * Makefile.in (clean): Don't delete tm.h.
8198 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8199 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8200 those are not defined, set SEC and FEC to 0 and 1.
8201 * gcc.texi: Update to match.
8203 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8204 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8205 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8206 Include tconfig.h, not tm.h.
8208 * config/xm-lynx.h, config/xm-std32.h,
8209 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8210 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8211 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8212 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8213 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8214 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8215 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8216 config/i386/xm-i386.h, config/i860/xm-i860.h,
8217 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8218 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
8219 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8220 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8221 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8222 config/pa/xm-linux.h, config/pa/xm-pa.h,
8223 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8224 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
8225 config/pj/xm-pj.h, config/romp/xm-romp.h,
8226 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8227 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8228 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8229 config/v850/xm-v850.h, config/vax/xm-vax.h,
8230 config/we32k/xm-we32k.h:
8232 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
8234 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
8235 config/i370/xm-oe.h: Don't include tm.h. Don't define
8237 * config/vax/xm-vms.h: Don't include tm.h.
8239 * config/xm-lynx.h, config/avr/xm-avr.h,
8240 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
8241 Delete; made empty by above changes.
8242 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8243 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
8244 Don't include config/xm-lynx.h or tm.h.
8246 * config/xm-gnu.h: Don't include fcntl.h.
8247 * config/sparc/xm-lynx.h: Don't include sys/types.h and
8249 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
8251 2001-03-02 Richard Henderson <rth@redhat.com>
8253 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
8254 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
8256 2001-03-02 Richard Henderson <rth@redhat.com>
8258 * Makefile.in (OBJS): Add dwarf2asm.o.
8259 * dwarf2asm.c, dwarf2asm.h: New files.
8260 * dwarf2out.c (*): Use them.
8261 (size_of_uleb128, size_of_sleb128): Remove.
8262 (output_uleb128, output_sleb128): Remove.
8263 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
8264 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
8265 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
8266 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
8267 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
8268 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
8269 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
8270 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
8271 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
8272 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8273 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
8274 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
8275 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
8276 (dwarf2out_frame_debug): Remove unused variables.
8277 (output_loc_operands): Don't abort on 8 byte constants if
8278 host integers are wide enough.
8279 (output_symbolic_ref): Remove.
8280 (size_of_die): Don't assume 4 byte host integers.
8281 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
8283 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
8284 something stupid with HOST_WIDE_INT to long truncation.
8285 [CONST_DOUBLE]: Likewise.
8287 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
8288 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8289 * config/arm/unknown-elf.h: Likewise.
8290 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
8291 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
8292 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
8293 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
8294 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
8295 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
8296 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
8297 (ASM_OUTPUT_DWARF_OFFSET): Remove.
8298 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
8299 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8300 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
8301 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
8303 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8305 * cselib.c (hash_rtx): Cast enums to unsigned int.
8307 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8309 * print-rtl.c (print_rtx): Cast enums to int for comparison.
8310 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
8312 * c-format.c (C_STD_VER): Cast to int for comparisons.
8313 (check_function_format): Cast various enums to int for &.
8314 (maybe_read_dollar_number): Likewise.
8315 (check_format_info): Likewise.
8316 (check_format_info_main): Likewise.
8317 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
8318 (safe_from_p): Likewise.
8319 * varasm.c (const_hash): Cast enum to int for %.
8320 * emit-rtl.c (init_emit_once): Use int loop variable to work around
8321 pcc enum problems with < and ++ operators.
8322 * regclass.c (init_reg_sets_1): Cast enums for comparison.
8323 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
8324 (regclass_init): Change enum class to int to iterate over reg_classes.
8325 * genrecog.c (merge_trees): Cast enums for comparison.
8326 * rtl.h (GET_CODE): Cast to enum rtx_code.
8327 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
8328 (GET_MODE): Cast to enum machine_mode.
8329 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
8330 (GET_NOTE_INSN_NAME): Cast enum to int.
8331 * tree.h (TREE_CODE): Cast to enum tree_code.
8332 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
8333 * timevar.c (timevar_print): Change loop variable id from enum to
8335 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
8336 * config/i386/i386.md: Use PUT_MODE for mode assignment.
8337 * toplev.c (compile_file): Cast enum DFI to int.
8338 (decode_d_option): Likewise.
8340 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
8342 * cppinit.c (append_include_chain): Mark "after" include file name list
8343 as a system directory.
8344 * cpp.texi: Document new behavior.
8346 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
8348 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
8350 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
8352 * cppfiles.c (struct include_file): Update.
8353 (stack_include_file): Use search_from.
8354 (cpp_included, find_include_file): Update.
8355 (cpp_execute_include): Update. ptr->name may not be
8356 null terminated. Use the new search_from member variable
8358 (_cpp_compare_file_date): Similarly.
8359 (search_from): New function, similiar to actual_directory.
8360 (actual_directory): Delete.
8361 (remap_filename): Update. loc->name may not be null terminated.
8362 (struct file_name_list): Rename search_path. Update.
8363 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
8364 search_from and dir.
8365 (struct cpp_reader): Remove actual_dirs.
8366 * cppinit.c (struct cpp_pending): Update for renamed objects.
8367 (append_include_chain, remove_dup_dir, remove_dup_dirs,
8368 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
8369 * cpplib.h (struct cpp_options): Similarly.
8371 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8373 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
8374 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
8375 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8376 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8377 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8378 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8379 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8380 config/i370/xm-linux.h, config/i370/xm-mvs.h,
8381 config/i370/xm-oe.h, config/i386/xm-aix.h,
8382 config/i386/xm-i386.h, config/i386/xm-osf.h,
8383 config/i860/xm-i860.h, config/i960/xm-i960.h,
8384 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8385 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
8386 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
8387 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
8388 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
8389 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8390 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8391 config/pj/xm-pj.h, config/romp/xm-romp.h,
8392 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8393 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8394 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8395 config/v850/xm-v850.h, config/vax/xm-vax.h,
8396 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
8397 Do not define TRUE or FALSE.
8399 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
8400 empty by above change.
8401 * config.gcc: Remove references to these files.
8403 * configure.in: Detect stdbool.h.
8404 * configure, config.in: Regenerate.
8405 * system.h: Include stddef.h here if available.
8406 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
8407 Then set up a sensible boolean type at the very end.
8409 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
8410 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
8412 * hash.h: Delete 'boolean' typedef and related #undefs.
8414 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
8415 all uses of 'boolean' with 'bool'.
8417 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
8419 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
8420 * cppexp.c (lex): Cast enums for comparison.
8421 * cppinit.c (parse_option): Cast enum for comparison.
8422 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
8423 (cpp_output_token): Likewise.
8424 (cpp_can_paste): Cast enums for comparsion and plus/minus.
8425 (cpp_avoid_paste): Cast enums for minus and comparison.
8427 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8429 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
8430 field to all array elements.
8432 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8434 * cpphash.h (struct cpp_reader): Add print_version field.
8435 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
8436 just set print_version and other flags as appropriate.
8437 (cpp_post_options): Print version here if print_version is set.
8439 * toplev.c (exit_after_options): New flag.
8440 (independent_decode_option): Don't exit here; just set
8442 (main): Exit after calling lang_hooks.post_options if
8443 exit_after_options is true.
8445 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
8446 (merge_include_chains): Adjust comment to match code.
8448 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8450 * stringpool.c (set_identifier): New function.
8451 * tree.h: Prototype it.
8453 * c-parse.in: Kill D_YES. If compiled for objc, call
8454 save_and_forget_protocol_qualifiers from init_reswords.
8455 * objc/objc-act.c (remember_protocol_qualifiers,
8456 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
8457 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
8459 (save_and_forget_protocol_qualifiers): New function.
8460 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
8462 2001-03-01 Diego Novillo <dnovillo@redhat.com>
8464 * c-semantics.c (prune_unused_decls): Return error_mark_node
8465 instead of (tree) 1 to stop traversing the tree chain.
8467 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8469 Fix a problem introduced by Kenner's Feb 18 change.
8470 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
8471 flag_cse_skip_blocks only temporarily, not for ever.
8473 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
8475 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
8476 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
8478 * pa.c (emit_move_sequence): Verify operand0 is a hard register
8479 before determining its register class.
8481 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8483 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
8484 from reg 4 if current_function_calls_setjmp.
8485 (gen_nop_type): New function.
8486 (ia64_emit_nops): New function.
8487 (ia64_reorg): Call it.
8488 (ia64_sched_reorder): Move code that rotates bundles up a bit.
8490 * reload1.c (eliminate_regs_in_insn): Restrict the special case
8491 code not to try to optimize adds with anything but a REG destination.
8493 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
8494 (INSN_PRIORITY_KNOWN): New accessor macro.
8495 * haifa-sched.c (priority): Use it instead of testing priority against
8498 2001-02-28 DJ Delorie <dj@redhat.com>
8500 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
8501 since that doesn't work the way gcc wants on a generic m68k.
8503 2001-02-28 Richard Henderson <rth@redhat.com>
8505 * caller-save.c (save_call_clobbered_regs): Fix typo in
8506 comparison last change.
8508 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
8510 * i386.c (pentium4_cost): New.
8511 (m_PENT4): New macro.
8512 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
8513 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
8514 x86_integer_DFmode_moves, x86_partial_reg_dependency,
8515 x86_memory_mismatch_stall): Add Pentium4
8516 (x86_use_q_reg, x86_use_any_reg): Kill.
8517 (override_options): Add pentium4.
8518 (incdec_operand): Return 0 for pentium4.
8519 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
8520 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
8521 (TARGET_PENTIUM4): Define.
8522 (enum processor_type): Add PROCESSOR_PENTIUM4.
8523 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
8524 * i386.md (attribute "cpu"): Add pentium4.
8525 * invoke.texi (march): Add pentium4.
8527 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
8529 * i386.md (sse_mov?fcc*): New patterns and splitters.
8530 * i386.c (ix86_expand_movcc): Work post-reload; recognize
8531 the SSE based conditional moves.
8533 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
8535 * i386.md (attribute mode): Add "TI".
8536 (movsf_1): Add pxor support; remove constant propagation splitter.
8537 (movdf_integer): Likewise.
8538 (movdf_nointeger): Likewise.
8539 (movxf constant prop splitter): Handle all modes; update for SSE.
8540 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
8541 * i386.c (standard_80387_constant_p): Rewrite.
8542 (standard_sse_constant_p): New.
8543 * i386-protos.h (standard_sse_constant_p): New.
8545 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
8547 * i386.md (sse_setccsf, sse_setccdf): New.
8548 (sse_cmp* patterns): Use '%D' instead of outputtting condition
8550 * i386.c (sse_comparison_operator): Accept the supported unordered
8551 comparses; be ready for fast_math.
8552 (print_operand): Support 'D'.
8554 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
8556 * jump.c (reversed_comparison_code): Kill.
8558 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
8560 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
8563 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
8565 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
8566 add missing '%' in constraints.
8568 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
8570 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
8571 for HOST_BITS_PER_WIDE_INT == 32 too.
8573 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
8575 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
8577 (insert_save, insert_restore): New parameter save_mode.
8578 (init_caller_save): Update initialization of reg_save_code
8579 and reg_restore_code.
8580 (save_call_clobbered_regs): Compute save_modes and update calls to
8581 reg_save_code and reg_restore_code.
8582 (insert_restore): Unsignetize numbers; use save_modes to choose mode
8583 of spill; update use of reg_restore_code.
8584 (insert_save): Likewise.
8585 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8586 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8587 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
8589 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8591 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
8592 noce_try_store_flag_inc, noce_try_store_flag_mask,
8593 noce_try_cmove_arith):
8594 Use reversed_comparison_code instead of reverse_comparison and
8595 can_reverse_comparison_p.
8597 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
8599 * jump.c (reversed_comparison_code_parts): Allow reversal of
8600 unordered compares in -ffast-math mode; reverse ordered compares
8601 for FP even w/o -ffast-math.
8603 2001-02-27 Richard Henderson <rth@redhat.com>
8605 * print-rtl.c (print_rtx) [i]: Don't print field five on
8606 NOTEs other than NOTE_INSN_DELETED_LABEL.
8608 2001-02-27 Zack Weinberg <zackw@stanford.edu>
8610 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
8611 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
8613 2001-02-27 Diego Novillo <dnovillo@redhat.com>
8615 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
8616 even if walk_subtrees is 0.
8617 * c-semantics.c (prune_unused_decls): Return a non-null value to
8618 stop traversing the tree chain.
8620 2001-02-27 DJ Delorie <dj@redhat.com>
8622 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
8623 register, *then* define it as the new CFA.
8625 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
8627 * pa.c (override_options): Promote -fpic to -fPIC.
8628 (legitimize_pic_address): Simplify due to removal of
8629 small PIC as a code generation option.
8630 (secondary_reload_class): Similarly.
8631 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
8632 (PRINT_OPERAND_ADDRESS): Similarly.
8633 * pa.md (various patterns): Similarly.
8634 (small pic lo_sum pattern): Remove.
8636 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
8639 * md.texi (min, max): Document
8641 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
8643 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
8644 TARGET_PARTIAL_REG_DEPENDENCY.
8645 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
8647 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
8649 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
8651 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
8653 * mips.c (mips_make_temp_file): Fix thinko in last change.
8655 2001-02-26 Jason Eckhardt <jle@redhat.com>
8657 * combine.c (known_cond): Do not reverse the condition when
8658 SMAX/UMAX is being considered and the condition is for equality
8661 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
8663 2001-02-26 Philip Blundell <philb@gnu.org>
8665 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
8667 * config/arm/linux-elf.h: Remove historical relics related to
8668 above configurations.
8669 * config/arm/linux-oldld.h: Delete.
8670 * config/arm/linux-elf26.h: Delete.
8672 2001-02-26 Jason Merrill <jason@redhat.com>
8674 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
8676 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
8677 recognize a tentative definition. Lose obsolete code.
8679 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
8680 variables unless necessary, either.
8682 2001-02-25 Richard Henderson <rth@redhat.com>
8684 * ifcvt.c (struct noce_if_info): Add test_bb.
8685 (noce_get_alt_condition): New.
8686 (noce_try_minmax, noce_try_abs): New.
8687 (noce_operand_ok): New.
8688 (noce_process_if_block): Use them.
8689 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
8691 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
8693 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
8696 2001-02-25 Zack Weinberg <zackw@stanford.edu>
8698 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
8699 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
8701 (mips_asm_file_end): Free temp_filename here.
8703 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8705 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
8706 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
8708 * config/i386/i386.md (movstrsi): Handle FAIL case.
8710 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
8712 * cppinit.c (builtin_array): Update.
8713 (init_builtins): Flag builtins to warn if redefined or
8714 undefined. Define __GXX_WEAK as a normal macro.
8715 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
8716 * cpplib.h (NODE_WARN): New flag.
8717 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
8718 Handle __STDC__ as a builtin only on Solaris.
8719 (warn_of_redefinition): Renamed from check_macro_definition.
8720 Reverse sense of test. Always warn if NODE_WARN.
8721 (_cpp_create_definition): Use warn_of_redefinition. Flag
8722 any macro beginning with "__STDC_" to require a mandatory
8723 warning if redefined or undefined.
8725 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8727 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
8728 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
8729 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
8730 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
8731 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
8732 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
8733 Don't define any of:
8734 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
8735 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
8736 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
8737 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
8738 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
8740 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
8741 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
8744 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
8745 Delete now-empty file.
8747 * alpha/vms.h: Define NEED_ATEXIT here...
8748 * alpha/xm-vms.h: ...not here.
8750 * i386/cygwin.h: Don't define PARAMS.
8751 * mips/mips.c: Don't prototype mktemp. Don't define
8752 P_tmpdir. Use make_temp_file to create temporary files.
8753 Don't be clever and delete temporary files early.
8754 * config.gcc: Drop references to deleted files. Don't define
8756 * gcc.texi: Don't mention USE_PROTOTYPES.
8758 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8760 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
8761 (ix86_set_move_mem_attrs_1): Likewise.
8762 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
8763 * config/i386/i386.md (movstrsi): Call it.
8765 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8767 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
8768 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
8769 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
8770 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
8772 (i750a-*-*): Error here if hosting on i750a.
8773 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
8775 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
8776 Remove (empty modulo comments).
8778 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
8779 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
8780 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
8781 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
8782 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
8783 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
8785 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
8786 Remove reference to winnt.h in comment.
8787 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
8789 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8791 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
8792 used to set another biv.
8794 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8796 * tree.h (BLOCK_DEAD): New macro.
8797 (struct tree_block): New flag, dead_flag.
8798 * print-tree.c (print_node, case 'b'): Print missing fields.
8799 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
8800 * function.c (identify_blocks): Enable test for misplaced notes.
8801 (all_blocks): Skip BLOCK_DEAD blocks.
8802 * integrate.c (integrate_decl_tree): Likewise.
8804 * errors.c (internal_error, trim_filename): New functions.
8805 (fancy_abort): Call internal_error.
8806 * errors.h (internal_error, trim_filename): New declarations.
8808 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
8810 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
8812 (EXTRA_CONSTRAINT): Formatting changes.
8814 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8816 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
8818 2001-02-23 Per Bothner <per@bothner.com>
8820 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
8821 so they can be called from java/jvspec.c.
8822 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
8824 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
8826 * i386.c (ix86_frame): New structure.
8827 (ix86_compute_frame_size): Kill.
8828 (ix86_compute_frame_layout): New.
8829 (ix86_save_reg): New.
8830 (ix86_can_use_return_insn_p): Use frame layout stuff.
8831 (ix86_expand_prologue): Likewise.
8832 (ix86_expand_epilogue): Likewise.
8833 (ix86_initial_elimination_offset): Likewise.
8834 (ix86_nsaved_regs): Use ix86_save_reg.
8835 (ix86_emit_save_regs): Likewise.
8837 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
8839 * flow.c (find_sub_basic_blocks): New function.
8840 (split_block): Be ready for basic block introduced by CODE_LABEL.
8841 (commit_one_edge_insertion): Call find_sub_basic_block.
8843 * flow.c (make_edges): Add edge from entry for blocks starting with
8844 label having ALTERNATE_NAME
8846 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
8848 * function.c (epilogue_done): Be ready for first basic block not
8849 containing PROLOGUE_END note.
8850 (reposition_prologue_and_epilogue_notes): Avoid placing
8851 PROLOGUE_END note between BASIC_BLOCK.
8853 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
8855 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
8857 2001-02-21 DJ Delorie <dj@redhat.com>
8859 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
8860 check for current_function_has_nonlocal_goto from 1999-11-12.
8862 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8864 * diagnostic.c (trim_filename): No longer static.
8865 * toplev.h (trim_filename): Declare.
8866 * rtl.c (rtl_check_failed_bounds): Call internal_error.
8867 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
8868 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
8869 (rtvec_check_failed_bounds): Likewise.
8870 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
8872 * convert.c (convert_to_integer): Don't do unsigned unless result or
8873 both inputs are unsigned.
8875 * fold-const.c (fold_convert): Don't call size_int_type_wide if
8878 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
8880 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
8882 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
8884 * Makefile.in (resource.o): Add params.h dependence.
8885 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
8886 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
8887 * resource.c: Add dependence on params.h.
8888 (current_live_regs): Fix explanatory comment.
8889 (find_basic_block): Add new parameter to permit limiting search
8891 (mark_target_live_regs): Add new argument to find_basic_block call.
8892 (incr_ticks_for_insn): Likewise.
8894 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8896 * diagnostic.c (output_to_stream): Rename to
8897 output_buffer_to_stream. Loses the stream parameter.
8898 (init_output_buffer): Set diagnosic_buffer's stream.
8899 (flush_diagnostic_buffer): Adjust.
8900 (default_print_error_function): Likewise.
8901 (finish_diagnostic): Likewise.
8902 (verbatim): Likewise.
8904 * diagnostic.h (struct output_buffer): Add `stream' field.
8905 (output_buffer_attached_stream): New macro.
8907 2001-02-23 Jakub Jelinek <jakub@redhat.com>
8909 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
8910 check if either operand is divisible by C.
8911 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
8912 If type is signed, consider negative numbers as well.
8914 2001-02-22 Richard Henderson <rth@redhat.com>
8916 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
8917 reach .text instead of gp-relative relocs.
8918 * config/ia64/crtend.asm (.init): Likewise.
8920 2001-02-22 Andreas Jaeger <aj@suse.de>
8922 * extend.texi (C++ Attributes): Fix typo.
8924 2001-02-21 David Mosberger <davidm@hpl.hp.com>
8926 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
8927 functions, drop current_function_args_info.words test.
8928 (ia64_compute_frame_size): Mark syscall_linkage functions as
8929 using eight input registers.
8931 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
8932 Bruce Korb <bkorb@gnu.org>
8934 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
8935 * fixinc/README: Document how to convert sed substitutions
8936 to format style c_fix-es.
8937 * fixinc/fixincl.x: regen
8939 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
8941 * gcc.c: Add comment explaining how to add a command-line option.
8942 Add title to specs language comment.
8944 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8946 * gcc.c (cc1_options): Add "-param".
8947 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
8948 (option_map): Likewise.
8949 * toplev.c (display_help): Add entry for "--param".
8950 (independent_decode_option): Fix typographical error.
8952 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
8953 Bernd Schmidt <bernds@redhat.com>
8954 Jan Hubicka <jh@suse.cz>
8956 * i386.c (function_arg_advance): Pass SSE arguments in registers.
8957 (function_arg): Likewise.
8959 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
8961 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
8963 2001-02-21 Kazu Hirata <kazu@hxi.com>
8965 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
8969 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
8971 * flow.c (init_propagate_block_info): Canon address and use single_set
8972 for killing dead memory stores.
8974 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8976 * Makefile.in (reorg.o): Add params.h dependence.
8977 * params.def: Fix typographical error in comment.
8978 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8979 * params.h: Modify introductory comment.
8980 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8981 * reorg.c: Add dependence on params.h.
8982 (redundant_insn): Add parameterized throttle for search.
8983 (fill_simple_delay_slots): Add a comment explaining a variable.
8984 Move conditional out of loop, simplifying code.
8985 (fill_eager_delay_slots): Fix typographical error in comment.
8987 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
8989 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
8991 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
8992 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
8994 2001-02-21 Jason Merrill <jason@redhat.com>
8996 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
8997 (struct tree_decl): Add uninlinable bitfield.
8998 * c-decl.c (duplicate_decls): Set it.
8999 * integrate.c (function_cannot_inline_p): Check it.
9001 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9002 DW_AT_MIPS_linkage_name to abstract methods.
9003 (dwarf2out_abstract_function): Emit class context before calling
9004 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9005 (gen_subprogram_die): Remove obsolete code.
9006 (gen_member_die): Don't include clones in the member list.
9007 (gen_decl_die): Emit abstract info for clone origin.
9008 * dwarfout.c (output_type): Don't include clones in the member list.
9009 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9010 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9011 DECL_ABSTRACT on a function that already has it set.
9013 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9014 (get_subprogram_die): Pass it in.
9016 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9018 * flow.c (mark_set_1): Make not_dead unsigned long. For
9019 non-pseudos, use it as a bitmask of the hard regs that
9022 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9024 * cppfiles.c: Update comments.
9025 (_cpp_read_file): Don't check for NULL filenames any more.
9026 * cppinit.c (cpp_start_read): Don't do canonicalization of
9027 in_fname and out_fname. Use the passed file name exclusively.
9028 (_cpp_handle_options): Don't treat "-" as a command line option,
9029 but as a normal filename.
9030 (_cpp_post_options): Canonicalize in_fname and out_fname.
9031 * cppmain.c (printer_init): Don't check out_fname for NULL.
9032 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9033 (init_c_lex): Update, and use "" to represent stdin to CPP.
9036 2001-02-20 Will Cohen <wcohen@redhat.com>
9038 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9039 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9040 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9043 2001-02-20 Stan Shebs <shebs@apple.com>
9045 * config/rs6000/rs6000.c (output_cbranch): Output branches
9046 on separate lines instead of using ';' to separate.
9048 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9050 * cppinit.c (set_lang): Move builtin handling to...
9051 (init_builtins): ...here.
9052 (_cpp_create_reader): Move call to set_lang.
9054 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9056 * stmt.c (expand_return): If an attempt is made to return the
9057 error_mar_node, treat the return like a return without a value.
9059 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9061 * sibcall.c (skip_copy_to_return_value): Call
9062 identify_call_return_value here, and return orig_insn if it
9063 returns zero. Hardret and softret arguments now unnecessary.
9064 (call_ends_block_p): Don't call identify_call_return_value here.
9066 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9068 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9069 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9071 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9073 * pa.c (move_operand): Accept code to load the address of a
9074 symbol out of the DLT as a valid move operand.
9075 (print_operand, case 'A'): New to handle generating a DLT
9076 reference for a LO_SUM expression.
9077 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9078 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9080 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9082 * README, cpp.texi, gcc.texi, version.c: Update version number to
9084 * cpp.1, gcov.1, gcc.1: Regenerate.
9086 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9088 * cppfiles.c (stack_include_file): Generate dependencies
9089 here, and manage include_count here too.
9090 (PRINT_THIS_DEP): Delete.
9091 (_cpp_execute_include): Do not generate dependencies here,
9092 apart from the case of a missing header. Do not manage
9094 (_cpp_read_file): Leave dependency generation to
9097 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
9099 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
9100 target_cpu_default. Remove dead assignment to
9103 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
9105 * regclass.c (contains_reg_of_mode): Make global.
9106 (init_reg_sets): Remove contains_reg_of_mode; take into account
9107 CLASS_MAX_NREGS when looking for the proper mode.
9108 (dump_regclass): Dump only classes considered for the pseudo.
9109 (regclass): Use contains_reg_of_mode.
9111 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
9113 * gcc.c (do_spec_1): 'n' for printing notices.
9114 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
9116 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
9118 * reg-stack.c (next_flags_user): Use current_block->end
9119 (swap_rtx_condition): Look for next user if flags don't die;
9120 give up on CALL_INSNs; use current_block->end.
9122 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9124 * sibcall.c (call_ends_block_p): New function.
9125 (optimize_sibling_and_tail_recursive_call): Use it.
9127 2001-02-18 Kazu Hirata <kazu@hxi.com>
9129 * config/h8300/h8300.md: Update copyright.
9130 (andsi3): Do not output an extra newline character.
9132 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9134 * toplev.c (note_deferral_of_defined_inlined_function): Argument
9135 FNDECL may be unused.
9137 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
9138 follow jumps after first run.
9139 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
9140 it doesn't change any jumps.
9142 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
9144 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
9145 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
9146 (mostlyclean): Corresponding changes.
9147 * rtlanal.c (hard-reg-set.h): Include.
9148 (rtx_unstable_p): Do not treat the argument pointer specially
9149 if it is not a fixed register.
9150 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
9152 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9154 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9155 against last real insn in basic block.
9156 Rework to avoid gotos.
9158 * Makefile.in (gcse.o): Now includes ggc.h.
9159 * gcse.c: Include ggc.h.
9160 (want_to_gcse_p): Verify expression can be in SET as valid insn.
9161 (try_replace_reg): Remove warning of uninitialize variable.
9162 (process_insert_insn): Call invalid_insn_p to validate insn.
9163 * recog.c (insn_invalid_p): Now global.
9164 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
9165 * recog.h (insn_invalid_p): New declaration.
9167 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
9169 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
9170 assignments from FP constants since 'Y' output code can't handle it.
9171 (eligible_for_sibcall_delay): Likewise.
9173 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
9174 Call fancy_abort directly, passing args.
9175 (print_rtl_and_abort): Now a macro, like fancy_abort.
9177 * final.c (output_operand_lossage): Use internal_error, not error.
9179 2001-02-18 Shane Nay <shane@agendacomputing.com>
9181 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
9182 structure shift insns.
9184 2001-02-18 Mark Mitchell <mark@codesourcery.com>
9186 * invoke.texi (-fsquangle): Remove documentation.
9187 (-fname-mangling-version): Likewise.
9189 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
9191 * optabs.c (expand_abs): Remove reference to
9192 HAVE_contitional_arithmetic.
9193 * combine.c (simplify_set): Likewise.
9195 2001-02-18 Richard Henderson <rth@redhat.com>
9197 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9200 2001-02-18 Richard Henderson <rth@redhat.com>
9202 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9204 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9206 * reload1.c (reload_cse_simplify_set): Fix typo.
9208 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9210 * diagnostic.c (_fatal_insn): Decrement errorcount.
9212 * invoke.texi (-I): Add note avoiding use for system header files.
9214 * rtl.h (add_clobbers): Remove duplicate declaration.
9215 * recog.h (added_clobbers_hard_reg_p): New declaration.
9216 * genemit.c (struct clobber_pat): New field has_hard_reg.
9217 (gen_insn): Record if added clobbers clobber hard reg.
9218 (gen_split): Avoid unused warning if number of operands is 0.
9219 (output_added_clobbers_hard_reg_p): New function.
9222 2001-02-18 Alan Modra <alan@linuxcare.com.au>
9224 * pa.c (hppa_expand_prologue): Simplify code storing return
9225 pointer. For large (>=8k) frames with a post_store, adjust stack
9226 pointer by 8k-64 first rather than by 64. When testing with
9227 VAL_14_BITS_P, always use the actual value rather than the value
9228 negated. Add blockage to prevent scheduling of spills before
9229 stack frame has been created.
9230 (hppa_expand_epilogue): Simplify code loading return pointer.
9231 Allow a slightly larger range for merge_sp_adjust_with_load case.
9232 When testing with VAL_14_BITS_P, always use the actual value.
9234 * pa.c (pa_adjust_insn_length): Check that block move
9235 pattern is a set before looking at operands.
9237 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9239 * fold-const.c (fold_binary_op_with_conditional_arg): New
9240 function, split out from ...
9242 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
9243 conditional arms that throw exceptions.
9245 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
9248 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9250 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
9251 define HAVE_DECL_* to 1 to mask potential backup declarations.
9252 * configure: Regenerated.
9254 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9256 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
9258 2001-02-17 Richard Henderson <rth@redhat.com>
9260 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
9261 when replacing a memory load with a register.
9263 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9264 Jan Hubicka <jh@suse.cz>
9266 * recog.c (validate_replace_src_1): New.
9267 (validate_replace_src_data): Likewise.
9268 (validate_replace_src): Use note_uses.
9269 * rtl.h (note_uses): Declare.
9270 * rtlanal.c (note_uses): New.
9272 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
9274 * reg-stack.c (stack_def): Make field reg unsigned.
9275 (remove_regno_note): Unsignetize parameter.
9277 2001-02-16 Jes Sorensen <jes@linuxcare.com>
9279 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
9280 shladd_operand() call.
9282 2001-02-16 Bruce Korb <bkorb@gnu.org>
9283 Rodney Brown <RodneyBrown@mynd.com>
9285 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
9286 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
9287 machine restrictions
9288 * fixinc/fixincl.x: regen
9290 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9292 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
9294 (hash_scan_insn): Clean up calls to hash_scan_set.
9295 (compute_kill_rd): REGNO now unsigned.
9296 (try_replace_reg): Rework to use simplify_replace_rtx.
9297 (cprop_jump, cprop_cc0_jump): Likewise.
9298 (cprop_insn): Call find_reg_equal_equiv_note.
9299 Reflect changes to cprop_jump and cprop_cc0_jump.
9301 * recog.c (validate_replace_src): Replace in operands of
9302 ZERO_EXTRACT in SET_DEST.
9304 * cse.c (new_label_ref): New variable.
9305 (insert): Set it instead of recorded_label_ref.
9306 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
9307 CODE_LABEL for this function, and not already in REG_LABEL note.
9309 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
9311 * resource.c (mark_referenced_resources): Fix typo in introductory
9313 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
9316 2001-02-16 Jason Merrill <jason@redhat.com>
9318 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
9320 (gen_subprogram_die): Don't abort on seeing a second definition if
9321 the previous one was abstract. Don't replace an abstract instance
9322 in the lookup table.
9324 * dwarf2out.c (dwarf2out_abstract_function): Rename from
9325 gen_abstract_function.
9326 * dwarf2out.h: Declare it.
9327 * toplev.c (note_outlining_of_inline_function): New fn.
9328 * toplev.h: Declare it.
9329 * integrate.c (output_inline_function): Call it.
9330 * c-decl.c (duplicate_decls): Call it when redefining an extern
9331 inline. Don't inline the new defn.
9333 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
9335 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9337 * .gdbinit: Rename to gdbinit.in.
9338 * gdbinit.in: New file,
9339 * configure.in: Generate .gdbinit from gdbinit.in.
9340 * configure: Regenerated.
9341 * Makefile.in (distclean): Always remove .gdbinit.
9343 2001-02-16 Jakub Jelinek <jakub@redhat.com>
9345 * objc/objc-act.c (start_class): Register implemented_classes with
9348 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
9350 * cppfiles.c (_cpp_make_system_header): Generate a file
9353 2001-02-15 Jim Meyering <meyering@lucent.com>
9355 * Makefile.in (install-common): Don't depend on installdirs here.
9356 Instead, make each of the lang.install-common targets (e.g.,
9357 c++.install-common in cp/Make-lang.in) depend on it.
9358 (install-driver): Depend on installdirs.
9360 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9362 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
9364 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
9367 2001-02-15 Mark Mitchell <mark@codesourcery.com>
9369 * invoke.texi (--param): Document.
9371 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
9373 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
9375 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
9377 * i386.md (extendsfdf2_2): Fix constraints.
9379 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
9381 * i386.md (fop_df_3 splitter): Fix operand number.
9383 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
9385 * invoke.texi (-mreg-alloc): Nuke.
9386 * i386.c (ix86_reg_alloc_order, regs_allocated,
9387 order_regs_for_local_alloc): Nuke.
9388 (override_options): Kill reg_alloc code.
9389 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
9390 (REG_ALLOC_ORDER): SSE goes before I387.
9391 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
9392 (ix86_reg_alloc_order): Likewise.
9393 * i386-protos.h (ix86_reg_alloc_order): Kill.
9395 2001-02-14 Richard Henderson <rth@redhat.com>
9397 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
9399 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
9401 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
9403 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
9405 * i386-protos.h (ix86_memory_move_cost): Move offline.
9406 * i386.c (ix86_register_move_cost): Compute properly cost of
9407 SSE, MMX and i387 instructions.
9408 (*_cost): Add costs of SSE/MMX moves.
9409 (ix86_memory_move_cost): Move offline from ....; Likewise.
9410 * i386.h (MEMORY_MOVE_COST): .... here;
9411 (struct processor costs): Add new fields to represent costs
9414 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
9416 * regclass.c (init_reg_sets_1): Reinstall the optimization of
9417 move_cost together with Matt Kraai's fix.
9419 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9421 * Makefile.in (OBJS): Add params.o.
9423 2001-02-14 Richard Henderson <rth@redhat.com>
9424 DJ Delorie <dj@redhat.com>
9426 * jump.c (jump_optimize_1): When we delete a conditional jump
9427 preceeding a non-conditional jump to effectively the same place,
9428 make sure that the combined jump skips any clobber insns between
9431 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9433 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
9435 2001-02-14 Mark Mitchell <mark@codesourcery.com>
9437 * Makefile.in (toplev.o): Depend on params.h.
9438 (intergate.o): Likewise.
9439 (params.o): New target.
9440 * flags.h (inline_max_insns): Remove.
9441 * integrate.c: Include params.h.
9442 Use MAX_INLINE_INSNS instead of inline_max_insns.
9443 * params.c: New file.
9444 * params.h: Likewise.
9445 * params.def: Likewise.
9446 * toplev.c: Include params.h.
9447 (lang_independent_params): New variable.
9448 (decode_f_option): Use the param machinery instead of setting
9450 (independent_decode_option): Handle "--param name=value".
9451 (main): Register language-independent parameters.
9453 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
9455 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
9457 2001-02-14 Richard Henderson <rth@redhat.com>
9459 * regclass.c (init_reg_sets_1): Revert last two changes.
9461 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9463 * stor-layout.c (is_pending_size, put_pending_size): New functions.
9464 (variable_size): Call put_pending_size.
9465 * tree.h (is_pending_size, put_pending_size): Add prototypes.
9466 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
9467 sizes list, put newly created SAVE_EXPR there as well.
9469 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9471 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
9472 (errata_find_address_regs): load_group has only 2 entries.
9473 (errata_emit_nops): Likewise. shladd is not problematic.
9474 Clear last_group if nop was emitted.
9475 (fixup_errata): load_group has only 2 entries.
9478 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
9480 * c-lex.c (lex_number): Only warn traditionally for U suffix
9481 outside system macros.
9482 * cppexp.c (parse_number): Similarly.
9483 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
9484 * cppmacro.c (struct cpp_macro): New member node.
9485 (parse_args): Only warn about missing rest args if not
9487 (funlike_invocation_p): Similarly for uninvoked funlike macros.
9488 (cpp_sys_objmacro_p): New.
9489 (_cpp_create_definition): Store the node with the macro defn.
9490 Remember if the macro is defined in a system header.
9492 2001-02-13 DJ Delorie <dj@redhat.com>
9494 * configure.in (check_languages): determine languages to check
9495 * Makefile.in (check-c++): alias for check-g++
9496 (check-f77): alias for check-g77
9497 (CHECK_TARGETS): depend on configured languages
9499 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
9501 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9502 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9503 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9504 (sqrtextendsfdf2): Disable for SSE2.
9506 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9508 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9509 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9510 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9511 (sqrtextendsfdf2): Disable for SSE2.
9513 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
9515 * i386.md (movsfcc_1): Support integer cmove instruction.
9516 (movdfcc_1): Likewise; new splitter.
9518 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
9520 * i386.c (output_fp_compare): Support SSE.
9521 (prepare_fp_compare_args): SSE comparisons always support memory.
9522 * i386.h (TARGET_CMOVE): SSE imply cmove.
9523 * i386.md (cmp?f2): Enable for SSE too.
9524 (cmpfp_i*): Support SSE.
9526 (cmpfp_i_sse_only): New.
9527 (s*, b* fp expanters): Enable for SSE too.
9528 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
9531 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
9533 * regclass.c (init_reg_sets_1): Silence warning.
9535 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
9537 * i386.md (sqrt?f2): Change to expander.
9538 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
9540 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9542 * rtlanal.c (find_reg_equal_equiv_note): New function.
9543 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
9544 (simplify_gen_relational, simplify_replace_rtx): Likewise.
9545 * rtl.h: Add declarations for above functions.
9547 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
9549 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
9551 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
9552 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
9553 * flow.c (mark_regs_live_at_end): Likewise.
9554 (calculate_global_regs_live): Likewise.
9555 * gcse.c (compute_hash_table): Likewise.
9556 (compute_kill_rd): Likewise.
9557 * resource.c (mark_target_live_regs): Likewise.
9558 * rtl.h (INVALID_REGNUM): New macro.
9560 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
9562 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
9564 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
9566 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
9569 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
9571 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
9573 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
9574 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
9575 (fop_sf_1_sse, fop_df_1_sse): New patterns
9576 (fop_*): Disable float_extend and float patterns for SSE compilation.
9577 * i386.c (output_387_binary_op): Support SSE.
9579 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
9581 * i386.md (dummy_extendsfdf2): Support SSE2
9582 (extendsfdf2): Enable if 80387 or SSE2.
9583 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
9584 and no MIX_I387_SSE2
9585 (extendsfdf2_1_sse_only): New pattern.
9586 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
9588 (truncdfsf2_1): Support SSE.
9589 (truncdfsf2_2): Support SSE.
9590 (truncdfsf2_2_1_sse): New pattern.
9591 (fixtruncsfsi2): Always use SSE if available.
9592 (fix_truncsfsi_sse): New pattern.
9593 (fix_truncdfsi_sse): New pattern.
9594 (floatsis?f2): Support SSE.
9595 (floatsidf2_i387): New pattern.
9596 (floatsidf2_sse): Likewise.
9598 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9600 * configure.in: Use "have_gnat" variable, not "gnat".
9601 * configure: Regenerated.
9603 * config/sparc/sparc.c (function_value): Treat all non-record
9604 aggregate types like used to treat UNION_TYPE.
9606 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
9608 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
9609 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
9611 (MASK_MIX_SSE_I387): New.
9612 (TARGET_SSE): SSE2 imply SSE.
9613 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
9614 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
9615 (enum reg_class): Add new classes.
9616 (REG_CLASS_NAMES): Likewise.
9617 (REG_CLASS_CONTENTS): Likewise.
9618 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
9619 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
9620 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
9621 (CLASS_MAX_NREGS): Use new macros.
9622 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
9623 * i386.md (pushsf, movsf): Support SSE.
9624 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
9625 splitters to use ANY_FP_REGNO_P.
9626 (movdf_nointeger, movdf_integer): Likewise.
9628 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9630 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
9631 (try_combine): Use it.
9633 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
9635 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
9636 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
9637 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
9638 (REGISTER_MOVE_COST): Likewise.
9639 * i386-protos.h (ix86_secondary_memory_needed,
9640 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
9641 * i386.c (ix86_secondary_memory_needed,
9642 ix86_preferred_reload_class, ix86_register_move_cost): New function.
9644 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
9646 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
9647 (HARD_REGNO_MODE_OK): Move offline to ....
9648 * i386.c (ix86_hard_regno_mode_ok) ... here;
9649 refuse all incorrect modes.
9650 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
9652 2001-02-13 Richard Henderson <rth@redhat.com>
9654 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
9655 entire operator; replicate that and match_dup the operands.
9656 (cmp_ccx_arith_op_set): Likewise.
9657 (cmp_cc_arith_op_not_set): Likewise.
9658 (cmp_ccx_arith_op_not_set): Likewise.
9660 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9662 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
9664 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9666 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
9667 (TARGET_NO_BITFIELD_WORD): New macro.
9668 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
9669 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
9671 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9673 * cselib.c: New file, from simplify-rtx.c.
9674 * simplify-rtx.c: Remove cselib parts.
9675 * Makefile.in: Add cselib.o.
9677 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9679 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
9680 (setup_incoming_varargs): Remove warning.
9682 * config/rs6000/rs6000.c (validate_condition_mode): When
9683 flag_fast_math, allow floating-point conditionals to be reversed.
9684 (rs6000_generate_compare): When flag_fast_math, don't generate
9685 cror operations for FP conditionals.
9687 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
9689 (ASM_SPEC): Likewise.
9690 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
9691 (CC1_SPEC): Likewise.
9692 (LINK_TARGET_SPEC): Likewise.
9693 (CPP_ENDIAN_SPEC): Likewise.
9694 * Makefile.in (check-consistency): New target.
9696 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
9698 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
9699 "return type defaults" warning for functions with return type
9701 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
9702 function declarations by default rather than only when pedantic.
9704 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
9706 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
9709 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9711 * extend.texi (Deprecated): Deprecate new initializer lists.
9713 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9715 * mkdeps.c (deps_add_default_target): Robustify. Add
9716 basename component only.
9717 * cpp.texi (-M): Describe how default target is generated.
9718 * invoke.texi (-M): Likewise.
9720 2001-02-12 Kazu Hirata <kazu@hxi.com>
9722 * toplev.c (push_float_handler): Remove.
9723 (pop_float_handler): Remove.
9724 * toplev.h: Remove prototypes for the above functions.
9726 2001-02-12 Jakub Jelinek <jakub@redhat.com>
9728 * c-common.c (constant_fits_type_p): New function.
9729 (convert_and_check): Use it.
9731 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9733 * Makefile.in (GXX_ABI_FLAG): Don't define.
9734 * configure.in (--enable-new-gxx-abi): Remove option.
9735 * config.in: Regenerated.
9736 * configure: Likewise.
9738 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
9740 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
9742 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
9743 regular basic block, and arrange for all edges into it to switch
9746 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9748 * Makefile.in (distclean): Do not remove .gdbinit.
9750 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9752 * Makefile.in (gcc.o): Fix typos.
9753 (protize.o): Likewise.
9754 (unprotoize.o): Likewise.
9756 2001-02-11 Richard Henderson <rth@redhat.com>
9758 * tree.c (build1): Check for null operand in last change.
9760 2001-02-11 Richard Henderson <rth@redhat.com>
9762 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
9763 (fold): Don't assume a constant isn't foldable.
9764 * tree.c (build): Set TREE_CONSTANT for an expression with no
9765 side-effects and constant operands.
9768 2001-02-10 Richard Henderson <rth@redhat.com>
9770 * jump.c (squeeze_notes): Revert 2000-05-12 change.
9772 2001-02-10 Anthony Green <green@redhat.com>
9774 * cpp.texi (Standard Predefined): Add documentation for
9777 * c-common.c (combine_strings): Improve warning message.
9779 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
9781 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
9783 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
9785 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
9787 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
9790 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
9792 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
9795 2001-02-09 Nick Clifton <nickc@redhat.com>
9797 * config/arm/arm.md: Change output contraint on post inc
9798 load/store multiple patterns to be a read/write contraint.
9800 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
9802 * gcc.c (cpp_options): Delete .d files on error. Don't delete
9803 .o files when using the -M options.
9805 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9806 David Edelsohn <edelsohn@gnu.org>
9808 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
9809 handle DImode constants. Use one TOC entry for SImode and smaller
9810 constants, aligned properly.
9812 2001-02-08 Jason Merrill <jason@redhat.com>
9814 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
9815 about the SP adjustment for saving the static chain pointer.
9816 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
9817 offset when setting a temporary CFA register.
9819 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
9821 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
9822 powerpc-*-chorusos* .
9823 * config/rs6000/chorus.h : New file.
9824 * config/i386/chorus.h : New file.
9825 * config/sparc/chorus.h : New file.
9826 * config/sparc/t-chorus-elf : New file.
9828 2001-02-08 David Edelsohn <edelsohn@gnu.org>
9830 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
9831 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
9832 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
9833 (__WCHAR_TYPE__): Correct macro name.
9835 2001-02-08 Richard Henderson <rth@redhat.com>
9837 * config/i386/i386.c (ix86_frame_pointer_required): New.
9838 (ix86_setup_frame_addresses): New.
9839 (struct machine_funciton): Add accesses_prev_frame.
9840 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
9841 ix86_frame_pointer_required.
9842 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
9843 (SETUP_FRAME_ADDRESSES): New.
9844 * config/i386/i386-protos.h: Update.
9845 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
9846 from FRAME_POINTER_REQUIRED.
9847 * config/i386/svr3gas.h: Likewise.
9848 * config/i386/sysv3.h: Likewise.
9849 * config/i386/v3gas.h: Likewise.
9851 2001-02-08 Richard Henderson <rth@redhat.com>
9853 * config/sparc/sparc.c (function_arg_record_value_3): Fix
9854 calculation of the number of integer registers required.
9855 (function_arg_record_value): Likewise.
9857 2001-02-08 Jason Merrill <jason@redhat.com>
9859 * diagnostic.c (internal_error): Say "confused" after 1 error, not
9860 two. Print file and line with "confused" message.
9862 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
9864 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9866 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
9868 2001-02-08 Bernd Schmidt <bernds@redhat.com>
9870 * final.c (cleanup_subreg_operands): The address of a MEM can
9873 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
9876 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
9878 * gcc.texi (Incompatibilities): Update documentation of
9879 preprocessing numbers.
9881 2001-02-07 Jakub Jelinek <jakub@redhat.com>
9883 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
9885 2001-02-07 Mark Mitchell <mark@codesourcery.com>
9887 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
9889 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
9890 * gcc.c (struct compiler): Add cpp_spec field.
9891 (input_file_compiler): New variable.
9892 (do_spec_1): Allow a particular compiler to handle `%C'
9894 (main): Store the current compiler in input_file_compiler.
9895 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
9897 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
9899 * cpphash.h (struct spec_nodes): Add n_true and n_false.
9900 * cppinit.c (cpp_create_reader): Initialize them.
9901 (append_include_chain): cxx_aware arg might be unused.
9902 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
9903 keywords and give them their phase 7 meaning. Pedwarn about
9904 this unless '__bool_true_false_are_defined' is defined.
9906 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9908 * lcm.c (optimize_mode_switching): Emit mode_set before the
9909 JUMP_INSN of an abnormal edge.
9911 2001-02-07 Bernd Schmidt <bernds@redhat.com>
9913 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
9914 a scheduling barrier at the end.
9916 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
9918 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9920 * config/sh/sh.md (reload_outsf): Removed.
9921 (movsf_ie): Introduce constraints for FPUL loads and stores.
9922 (reload_insf): Broaden the output constraint.
9924 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
9926 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
9927 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
9929 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
9931 * final.c: Revert my previous changes.
9932 * output.h: Make profile_label_no extern.
9933 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
9934 for generating label.
9936 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
9938 * config/i386/djgpp.h: Add comments about standard paths.
9939 (MD_EXEC_PREFIX): Undefine before defining.
9940 (MD_STARTFILE_PREFIX): New.
9942 2001-01-30 Bruce Korb <bkorb@gnu.org>
9944 fixinc/fixincl.c(process): Emit error message only if appropriate :)
9945 (load_file): do not rely on load_file_data() to close file pointer
9946 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
9947 fixinc/inclhack.def(irix_limits_const): add test_text
9949 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9951 * cppexp.c (parse_defined): Improve diagnostics for invalid
9954 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9956 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
9958 2001-02-06 Mark Mitchell <mark@codesourcery.com>
9960 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
9961 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
9962 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
9963 (rs6000_output_symbol_ref): New function.
9964 (output_toc): Use VTABLE_NAME_P.
9966 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9968 * print-tree.c (print_node, case PARM_DECL):
9969 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
9971 * stor-layout.c (reference_types_internal): New variable.
9972 (internal_reference_types): New function.
9973 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
9974 * tree.h (internal_reference_types): New declaration.
9976 * cse.c (find_best_addr): Fix typo in computing cost.
9978 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9980 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
9981 and this is the sum of a pointer and a constant, we know the result
9983 (num_sign_bit_copies, case PLUS): Likewise.
9984 * explow.c (convert_memory_address): Remove opposite SUBREG.
9985 * function.c (instantiate_new_reg): New function (from common code).
9986 (instantiate_virtual_regs_1): Call it.
9987 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
9988 if pointers sign- or zero-extend.
9989 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
9990 If pointers extend unsigned, use inside of SUBREG.
9991 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
9993 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
9995 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
9996 subdir of gcc_gxx_include_dir.
9997 (gcc_gxx_target_include_dir): Remove.
9999 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10001 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10002 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10003 a high-level description.
10005 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10007 * final.c: Move the declaration of profile_label_no to ...
10008 * output.h: ... here.
10009 * function.c (expand_function_start): Call PROFILE_HOOK.
10010 * config/rs6000/aix.h: Define PROFILE_HOOK.
10011 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10012 * config/rs6000/rs6000.c (output_profile_hook): Define.
10013 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10014 output_profile_hook.
10015 tm.texi : Explain new macro PROFILE_HOOK.
10017 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10019 * extend.texi (Extended Asm): Do not say that semicolon is always
10020 a valid line-breaking character for GNU assemblers. Use
10021 newline-tab as the most commonly supported syntax. Use
10022 newline-tab rather than semicolon in multi-insn examples.
10024 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10026 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10028 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10029 David Edelsohn <edelsohn@gnu.org>
10031 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10032 code for AIX, even without flag_pic.
10034 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10036 * c-typeck.c (common_type): push and pop binding level around
10037 calling common_type on function parameters.
10039 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10041 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10043 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10045 * config/mips/mips.c (override_options): Fix typo in last change.
10046 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10047 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10049 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10051 * invoke.texi (-fdump-class-layout): Document.
10052 (-fdump-translation-unit): Use `=' as filename separator.
10054 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10056 * Makefile.in (s-mlib): Don't build multilibs if
10057 --disable-multilib.
10058 (DRIVER_DEFINES): Adjust accordingly.
10060 (protoize.o): Likewise.
10061 (unprotoize.o): Likewise.
10062 * configure.in: Recognize --enable-multilib.
10064 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10066 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10068 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10069 * configure.in: Remove --enable-libstdcxx_v3 support.
10070 * configure: Regenerated.
10072 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10074 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10075 Call abort instead of fatal.
10076 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10077 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10078 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10079 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10080 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10081 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10083 * diagnostic.h (set_internal_error_function): Renamed.
10084 * toplev.h (internal_error): Renamed from fatal.
10085 (pfatal_with_name): Deleted.
10086 (fatal_io_error): Now has printf-style arguments.
10087 * diagnostic.c (pfatal_with_name): Deleted.
10088 (fatal_io_error): Rework to have args in printf-style.
10089 (set_internal_error_function): Renamed from set_fatal_function.
10090 (internal_error): Renamed from fatal.
10091 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10092 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10093 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10094 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10095 * flow.c (verify_flow_info): Likewise.
10096 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10097 * config/mips/mips.c (save_restore_insns): Likewise.
10099 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
10100 * flow.c (verify_flow_info): Likewise.
10101 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
10102 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
10103 (avr_normalize_condition): Likewise.
10104 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
10105 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
10106 (limit_reload_class, double_reg_to_memory): Likewise.
10107 (print_operand_address, emit_1600_code_shift): Likewise.
10108 (gen_tst_reg, gen_compare_reg): Likewise.
10109 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
10110 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
10112 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
10114 * c-parse.in (methoddef): Call fatal_error instead of fatal.
10115 * objc/objc-act.c (build_ivar_chain): Likewise.
10116 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
10118 * graph.c (clean_graph_dump_file): Likewise.
10119 * profile.c (init_branch_prob): Likewise.
10120 * objc/objc-act.c (objc_init): Likewise.
10122 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
10123 * config/avr/avr.c (avr_override_options): Likewise.
10124 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
10125 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
10126 * config/h8300/h8300.c (h8300_init_once): Likewise.
10127 * config/mips/mips.c (override_options): Likewise.
10128 * config/i386/i386.c (override_options): Likewise, rework.
10129 * config/m68k/m68k.c (override_options): Likewise.
10131 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
10133 * config/mips/mips.c (print_operand): Likewise.
10134 * hash.c (hash_allocate): Don't check for failure returns from
10135 obstack functions that can't fail.
10136 (hash_table_init_n, hash_table_init): Likewise; also now return void.
10137 * hash.h (hash_table_init_n, hash_table_init): Now return void.
10138 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
10139 (get_object_reference): Likewise.
10141 2001-02-04 Nick Clifton <nickc@redhat.com>
10143 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
10144 StrongARM1110, 10TDMI, and 1020T.
10146 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10148 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
10150 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
10152 * config/sh/sh.md (movdf load split): Pass register number to
10153 FP_OR_XD_REGISTER_P.
10155 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10157 * cppinit.c (BC): New macro.
10158 (builtin_array): Add __GXX_WEAK__.
10159 * cpplib.h (builtin_type): Add BT_WEAK.
10160 * cppmacro.c (builtin_macro): Handle BT_WEAK.
10161 * defaults.h (SUPPORTS_ONE_ONLY): Define.
10162 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
10164 2001-02-03 Jakub Jelinek <jakub@redhat.com>
10166 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
10168 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10170 * cpphash.h: Rename _ALIGN POOL_ALIGN.
10171 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10173 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10175 * cpphash.h: Rename ALIGN _ALIGN.
10176 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10178 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
10180 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
10181 compilation environment.
10182 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
10183 control over location of cygwin includes and libs.
10185 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10187 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
10189 2001-02-02 lars brinkhoff <lars@nocrew.org>
10191 * md.texi (Standard Names): remove reference to spur.md.
10193 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10195 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
10196 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
10197 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
10198 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10199 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10201 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10203 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10204 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10205 number before reload.
10206 (c4x_adjust_cost): Return zero before reload.
10207 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10208 split before reload.
10210 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10212 * c4x.c (c4x_hard_regno_rename_ok): New.
10213 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10214 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10216 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10218 * diagnostic.h: Add missing "extern" in all declarations.
10220 2001-02-02 Alex Samuel <samuel@codesourcery.com>
10222 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
10223 as for gcc_gxx_include_dir.
10225 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10227 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
10229 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10231 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
10232 label before alignment to be used as the braf base address.
10233 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
10235 (casesi_jump_2): Require at least TARGET_SH2.
10237 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
10238 truncation to 32-bit doubles on -m3e and -m4-single-only.
10240 2001-02-02 Mark Mitchell <mark@codesourcery.com>
10242 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
10243 the default when building a shared object.
10244 (init_spec): Use it.
10245 * testsuite/lib/g++.exp: Include the directory where libgcc
10246 is located to the LD_LIBRARY_PATH list.
10247 * invoke.texi (-shared-libgcc): Document the cases in which
10248 GCC defaults to using the shared libgcc.
10250 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10252 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
10253 unsigned is wide enough.
10254 (BITS_PER_SI): New.
10255 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
10256 (si_to_float): Likewise.
10257 (float_to_si, float_to_usi): Use BITS_PER_SI.
10259 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10261 * dwarf2out.c: Added explanation of abbreviations.
10262 (def_cfa_1): Added comments listing DWARF2 instructions.
10263 (cfa_temp_reg): Removed in favor of cfa_temp.
10264 (cfa_temp_value): Removed in favor of cfa_temp.
10265 (cfa_temp): New global variable.
10266 (dwarf2out_frame_debug_expr): Added extensive introductory
10267 comments explaining the function's transformations. Revised to
10268 use cfa_temp. Added some rtx checking. Generalize IOR case.
10269 (dwarf2out_frame_debug): Revised to use cfa_temp.
10270 (output_aranges): Cast as "unsigned" to avoid warning.
10271 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
10272 explain which instructions must be marked.
10274 2001-02-01 Richard Henderson <rth@redhat.com>
10276 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
10279 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10281 * config/sh/crt1.asm (main_k): Modified so that start calls
10282 ___setup_argv_and_call_main.
10284 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
10286 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
10287 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
10288 and AVOID_LPASTE is cleared on meeting an unescaped newline.
10289 * cppmacro.c (builtin_macro): Set builtin flags here.
10290 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
10291 (replace_args): Clarify intent.
10292 (cpp_get_token): Macro expansion tokens get the saved flags.
10294 * cppmain.c (scan_buffer): Remove now-redundant print.printed
10297 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10299 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
10302 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10304 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
10305 returns Pmode pseudo, but we need ptr_mode.
10306 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
10307 Remove bogus conversions; use HOST_WIDE_INT for size.
10308 Don't use TARGET if wrong mode.
10310 * config/i386/i386.c (ix86_compute_frame_size): Allow
10311 stack_alignment_needed to be non-default even if size is zero.
10313 2001-01-31 Alan Modra <alan@linuxcare.com.au>
10315 * pa.c (hppa_init_pic_save): New function.
10316 * pa.h (hppa_init_pic_save): Declare.
10317 * pa.md (call, call_value, sibcall, sibcall_value): Use
10318 the above instead of duplicated code.
10320 * pa.c (hppa_encode_label): Correct size of alloca buffer
10321 so we don't overrun it. Correct leading `*' case.
10322 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
10323 need to handle `*@'.
10324 (FUNCTION_NAME_P): Likewise.
10326 2001-01-31 Richard Henderson <rth@redhat.com>
10328 * config.gcc (alpha-osf5): Use float-i128.h.
10330 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
10331 * config/float-i32.h: Likewise.
10332 * config/float-i64.h: Likewise.
10333 * config/float-sh.h: Likewise.
10334 * config/float-sparc.h: Likewise.
10336 2001-01-31 DJ Delorie <dj@redhat.com>
10338 * expmed.c (extract_bit_field): allow non-integral modes if we
10339 want to extract a whole register from itself.
10341 2001-01-31 Jakub Jelinek <jakub@redhat.com>
10343 * c-typeck.c (set_init_index): If first is equal to last, assume as
10344 if it was not a range at all.
10346 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10348 * config/fp-bit.c: Include tm.h.
10349 (float_to_si): Don't assume SImode is 32-bits wide.
10350 (float_to_usi): Likewise.
10352 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10354 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
10356 (typename): Call pending_xref_error after parsing typed_typespecs.
10357 * c-decl.c (lookup_tag): Give error immediately rather than
10358 leaving it pending if the tag of the wrong type is in the same
10360 (xref_tag): Don't pedwarn for forward declarations of enum types
10362 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
10365 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10367 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
10369 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10371 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
10372 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
10374 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10376 * cpphash.h (struct cpp_reader): New saved_flags.
10377 * cppmacro.c (cpp_get_token): Use saved_flags to remember
10378 to avoid a paste after a pasted token.
10380 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10382 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
10383 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
10384 Wtype_MIN instead of LONG_MIN.
10386 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10388 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
10390 * fixinc/fixincl.x: Regenerated.
10391 * fixinc/inclhack.def (irix_limits_const): New definition to
10392 convert "const" to "__const" in limits.h.
10394 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10396 * fixinc/genfixes (AG): Fix "autogen4" thinko.
10398 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10400 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
10401 when register dies in the insn.
10403 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10405 * diagnostic.c (fatal): Fix word wrap.
10407 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
10409 * combine.c (try_combine): Fix SUBREG setting for
10410 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
10412 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10414 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
10417 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10419 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
10421 * toplev.c (decode_W_option): Update warn_larger_than
10422 unconditionally for each processed switch.
10424 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
10426 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
10428 (hppa_expand_prologue): Delete code to save pic offset table register
10429 in the function prologue.
10430 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
10431 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
10432 table register at the beginning of the function after the prologue.
10434 2001-01-29 lars brinkhoff <lars@nocrew.org>
10436 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
10438 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
10439 Jeff Law <law@redhat.com>
10441 * pa.md (return): Revise comment for trivial return.
10442 (return_internal): Non-trivial return pattern for non-PIC code.
10443 (return_internal_pic): Non-trivial return pattern for PIC code.
10444 It uses the PIC register to ensure it is restored after
10446 (epilogue): Generate appropriate return for PIC and non-PIC code.
10448 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
10450 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
10452 2001-01-29 DJ Delorie <dj@redhat.com>
10454 * combine.c (if_then_else_cond): Pass the correct mode to
10455 operand_subword() for constants.
10457 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
10459 * config/i386/cygwin.h: Add w32api to include search. Search different
10460 directories in a cross-build environment.
10462 2001-11-29 Tim Josling <tej@melbpc.org.au>
10464 * tree.h (TYPE_STUB_DECL): Add documentation.
10466 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
10468 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
10469 (sdbout_field_types): Likwise. Fix use of host_integerp.
10471 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
10473 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
10476 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
10478 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
10479 to use flag_gnu_linker.
10481 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10483 * cpplib.c (T_BAD_DIRECTIVE): Remove.
10484 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
10486 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
10488 * tree.c, tree.h (build_parse_node): Remove; was identical to
10490 * c-lang.c (start_cdtor), objc/objc-act.c
10491 (build_module_descriptor): Use build_nt instead of
10494 2001-01-29 Jakub Jelinek <jakub@redhat.com>
10496 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
10497 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
10498 not have any upper bits set.
10500 2001-01-29 Phil Edwards <pme@sources.redhat.com>
10502 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
10504 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10506 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
10508 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
10510 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
10511 (integer_minus_one_node): Define.
10513 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
10515 * Makefile.in (bootstrap2-lean): Fix typo.
10517 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
10519 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
10520 : Don't set fe_value.
10521 * cpplib.h (AVOID_LPASTE): New flag.
10522 (struct cpp_hashnode): Remove fe_value.
10523 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
10524 * cppmacro.c (builtin_macro): Don't set flags here.
10525 (replace_args): Set AVOID_LPASTE flag on first token of an
10526 argument, and the token following it.
10527 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
10528 macro expansion, and on the token following it. Do it for
10530 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
10532 2001-01-27 Richard Henderson <rth@redhat.com>
10534 * config/alpha/t-ieee: Remove multilibbing.
10535 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10537 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10539 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
10541 * Makefile.in: Remove all dependencies on defaults.h.
10542 * builtins.c: Don't include defaults.h.
10543 * c-common.c: Likewise.
10544 * c-decl.c: Likewise.
10545 * c-pragma.c: Likewise.
10546 * c-typeck.c: Likewise.
10547 * combine.c: Likewise.
10548 * i386.c: Likewise.
10549 * frame-ia64.c: Likewise.
10550 * cppexp.c: Likewise.
10551 * crtstuff.c: Likewise.
10552 * dbxout.c: Likewise.
10553 * dwarf2out.c: Likewise.
10554 * dwarfout.c: Likewise.
10555 * emit-rtl.c: Likewise.
10556 * except.c: Likewise.
10557 * expr.c: Likewise.
10558 * final.c: Likewise.
10559 * frame-dwarf2.c: Likewise.
10560 * libgcc2.c: Likewise.
10561 * optabs.c: Likewise.
10562 * profile.c: Likewise.
10563 * sdbout.c: Likewise.
10564 * toplev.c: Likewise.
10565 * tradcif.y: Likewise.
10566 * tree.c: Likewise.
10567 * varasm.c: Likewise.
10569 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10571 * builtins.c (expand_builtin_fputs): Use size_one_node when
10572 transforming into fwrite.
10574 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
10576 * extend.texi (Attribute Syntax): New section.
10578 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10580 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
10581 they didn't need fixing.
10583 2001-01-27 Janis Johnson <janis@us.ibm.com>
10585 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
10587 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
10588 to remove macro definitions that are duplicated from elfos.h.
10590 2001-01-27 Richard Henderson <rth@redhat.com>
10592 * config/i386/sco5gas.h: Move ...
10593 * config/usegas.h: ... here.
10594 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
10596 2001-01-27 Jakub Jelinek <jakub@redhat.com>
10598 * c-typeck.c (struct constructor_stack): Add range_stack member.
10599 (really_start_incremental_init): Clear it.
10600 (push_init_level): Save constructor_range_stack and clear it if
10601 pushing explicit braces.
10602 (pop_init_level): abort if constructor_range_stack is non-zero at
10603 explicit closing brace. Restore saved constructor_range_stack if
10606 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10608 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
10609 into register was forced into memory.
10611 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10613 * Makefile.in: Remove uses of + before $(MAKE).
10615 2001-01-26 Richard Henderson <rth@redhat.com>
10617 * stmt.c (cost_table): Remove.
10618 (COST_TABLE, cost_table_initialized): New.
10619 (estimate_case_costs): Use the later instead of the former.
10620 (balance_case_nodes): Likewise.
10622 2001-01-26 Richard Henderson <rth@redhat.com>
10624 * alias.c (objects_must_conflict_p): Read-only slots may not
10625 conflict despite having the same type.
10627 2001-01-27 Michael Hayes <mhayes@redhat.com>
10629 * loop.c (loop_giv_reduce_benefit): Copy mode size into
10631 (check_ext_dependant_givs): Initialise u_start_val and
10633 (load_mems): Make last_max_reg unsigned.
10634 (try_swap_copy_prop): Use INSN_P and initialise set.
10636 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
10638 * README.AVR : Removed.
10640 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
10642 * pa-64.h (text_section): Remove declaration.
10644 * pa.md (return_internal): Remove mode on PIC register use.
10646 2001-01-25 lars brinkhoff <lars@nocrew.org>
10648 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
10649 ASM_CLOSE_PAREN): fix typos.
10651 2001-01-25 Mark Mitchell <mark@codesourcery.com>
10653 * acconfig.h: Define `const' to the empty string if neither
10654 __STDC__ nor __cplusplus is defined.
10655 * config.in: Regenerated.
10657 2001-01-25 David Edelsohn <edelsohn@gnu.org>
10659 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
10660 * collect2.c (main): Delete importf. Add ".obj" file extension.
10661 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
10662 (aix_std_libs): Add additional AIX libraries to skip.
10663 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
10664 * config/rs6000/aix51.h: New file.
10666 2001-01-25 Michael Hayes <mhayes@redhat.com>
10668 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
10669 (loop_insn_emit_before): No longer static.
10670 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
10671 (loop_givs_rescan, load_mems): Likewise.
10672 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
10673 (maybe_eliminate_biv_1):
10674 (move_movables): Replace emit_call_insn_before with
10675 loop_call_insn_hoist.
10676 * loop.h (loop_insn_emit_before): Add.
10677 * unroll.c (copy_loop_body): Replace emit_insn_before with
10678 loop_insn_emit_before.
10680 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
10682 * diagnostic.c (fatal): Request preprocessed source.
10684 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
10686 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
10687 olddecl has argument types and newdecl has none, use the argument
10688 types from olddecl.
10690 2001-01-24 Ulrich Drepper <drepper@redhat.com>
10692 * dwarf2out.c (prefix_of): New function. Determine longest common
10693 prefix of the two arguments. The units are whole path components.
10694 (output_file_names): When adding a new directory find the one entry
10695 with the longest common prefix already in the list. Artificially
10696 generate entry if there is none for this prefix.
10697 Fix test to check whether the zeroth directory entry is used.
10699 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
10701 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
10702 Changed all callers. Take it into account when deciding if a
10703 previously loaded value matches.
10705 2001-01-24 Richard Henderson <rth@redhat.com>
10707 * reload.c (find_reloads_subreg_address): Fail the substitution
10708 if the resulting address is insufficiently aligned.
10710 2001-01-24 DJ Delorie <dj@redhat.com>
10712 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
10713 check the original operand's mode also.
10714 * simplify-rtx.c (simplify_ternary_operation): Ditto.
10716 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10718 * c-parse.in (cast_expr): Move compound literals from here ...
10719 (primary): ... to here. Use standard terminology "compound
10720 literal" instead of "constructor expression".
10722 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10724 * gcc.1, cpp.1: Regenerate.
10726 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
10728 * calls.c (emit_library_call_value_1): Memory slot for
10729 pass-by-reference argument should have the mode of the argument,
10730 not of the pointer to it.
10732 2001-01-24 Tom Tromey <tromey@redhat.com>
10734 * gcc.texi (G++ and GCC): Mention gcj manual.
10735 (Standards): Link to section of manual mentioning gcj/Java
10738 2001-01-24 Jakub Jelinek <jakub@redhat.com>
10740 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
10741 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
10742 * tradcpp.c (main): Add -imacros or -include'd dependencies
10744 * cpp.texi (-M, -MM): Document -M -include behaviour.
10746 2001-01-24 Roger Collins <roger@ProProject.com>
10748 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
10750 2001-01-24 Will Cohen <wcohen@redhat.com>
10752 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
10753 whether registers are 32 bits or 64 bits in size.
10755 2001-01-24 Ben Elliston <bje@redhat.com>
10757 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
10759 2001-01-24 Richard Henderson <rth@redhat.com>
10761 * config/alpha/alpha.md (builtin_longjmp_internal): New.
10762 (builtin_longjmp): Use it instead of emit_indirect_jump.
10764 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
10766 * bb-reorder.c (make_reorder_chain_1): Handle case where
10767 jump edge goes to the same block as the fallthru edge.
10769 2001-01-23 Jim Wilson <wilson@redhat.com>
10771 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
10772 * frame.h (__ia64_personality_v1): Add prototype.
10773 * libgcc2.c (ia64_throw_helper): Change personality declaration to
10774 prototype form. Add void * cast to first argument to personality
10776 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
10777 (asctoe113): Likewise.
10778 * config/ia64/frame-ia64.c: Include eh-common.h.
10779 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
10781 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
10783 (itanium_split_issue): Add prototype.
10784 (gen_nop_type): Ifdef out.
10785 (find_best_packet): Initialize best_packet.
10786 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
10788 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
10789 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
10790 (flushrs): Add explicit stop bit at end.
10791 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
10794 2001-01-23 Chris Demetriou <cgd@broadcom.com>
10796 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
10798 * libgcc2.c (__terminate_func): Make variable static.
10799 (__terminate_set_func): New function to set __terminate_func.
10800 * libgcc2.h (__terminate_func_ptr): New typedef.
10801 (__terminate_set_func): New function.
10803 2001-01-23 Richard Henderson <rth@redhat.com>
10805 * flow.c (init_propagate_block_info): Don't consider unchanging
10806 memories for dead frame store elimination.
10808 2001-01-23 Richard Henderson <rth@redhat.com>
10810 * varasm.c (UNIQUE_SECTION): Move default implementation ...
10811 * defaults.h: ... here.
10813 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10815 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
10817 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10819 * c-lex.c (lex_charconst): Fix typo: s/p/str.
10821 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10823 * rs6000.h (rs6000_return_addr): Move prototype from here...
10824 * rs6000-protos.h (rs6000_return_addr): ...to here.
10825 (rs6000_init_expanders): Delete prototype.
10827 2001-01-23 Nick Clifton <nickc@redhat.com>
10829 * invoke.texi: Replace , with \, inside @gccoptlist macros.
10830 (Spec Files): Document %B and %j and %. and %v3 and %M and
10831 %{S*&T} spec switches.
10833 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10835 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
10837 2001-01-23 Chris Demetriou <cgd@sibyte.com>
10838 Neil Booth <neil@daikokuya.demon.co.uk>
10840 * cpperror.c: Merge handlers of PEDWARN and WARNING.
10841 Have -Werror make pedantic warnings errors, like the
10844 2001-01-23 Phil Edwards <pme@sources.redhat.com>
10846 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
10848 2001-01-23 Jakub Jelinek <jakub@redhat.com>
10850 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
10851 * integrate.c (expand_inline_function): Initialize them.
10852 (subst_constants): If changing COMPARE so that both its arguments
10853 will be VOIDmode and the comparison mode will be lost, note
10854 compare_mode. Use the recorded compare_mode to optimize
10857 2001-01-23 Jason Merrill <jason@redhat.com>
10859 * dwarf2out.c (new_die): Use xcalloc.
10860 (output_die): Abort rather than emit a local reference to offset 0.
10862 2001-01-17 Andrew Haley <aph@redhat.com>
10864 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
10865 of a saved register; return NULL instead.
10866 (copy_reg): Take a pointer to a source register rather than a
10868 (next_stack_level): Remember the address in the stack frame of all
10870 Use the saved register pointer array as the source of the CFA.
10871 (throw_helper): Rewrite. Unwind once rather than twice and keep
10872 track of saved registers as we go.
10874 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10876 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
10877 * c4x.c (c4x_legitimize_reload_address): Remove.
10878 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
10879 reload address for ldp(k) insn.
10881 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
10883 * pa.md (return_internal): Add a USE of the PIC register to ensure
10884 it is restored after each call.
10885 (return expander): Corresponding changes.
10887 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10889 * rs6000.h (INIT_EXPANDERS): Delete.
10890 (RETURN_ADDR_RTX): Call rs6000_return_addr().
10891 * rs6000.c (rs6000_override_options): Call *_machine_status from
10893 (rs6000_init_expanders): ...instead of here. Delete.
10894 (rs6000_mark_machine_status): New function.
10895 (rs6000_init_machine_status): Use xcalloc.
10896 (rs6000_return_addr): Generate RTX for the return address.
10897 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
10898 (rs6000_stack_info): Use it.
10900 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
10902 * gthr-win32.h: Include errno.h to get a declaration for
10903 EINVAL and _mingw.h if the target is mingw32.
10905 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
10907 * cpp.texi: Correct typos.
10909 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10911 * explow.c (probe_stack_range): Ensure value passed to
10912 stack_check_libfunc is ptr_mode, not Pmode.
10914 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
10916 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
10917 case, don't use operand_subword to calculate a SUBREG that is
10920 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
10922 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10924 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
10925 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
10926 valid. If not replace it by equivalent insns.
10928 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10930 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
10931 contains SYMBOL_REF, LABEL_REF and CONST_INT.
10932 (c4x_U_constraint, symbolic_address_operand): Likewise.
10933 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
10935 (c4x_r11_set_p, c4x_check_laj_p): New functions.
10936 * c4x-protos.h (c4x_check_laj_p): Add prototype.
10937 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
10938 anulling slot because of silicon bug.
10939 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
10941 2001-01-22 Alan Modra <alan@linuxcare.com.au>
10943 * cppexp.c (parse_charconst): Change `mask' type to agree
10946 2001-01-21 Richard Henderson <rth@redhat.com>
10948 * config/i386/i386.c (ix86_asm_file_end): Disable putting
10949 pic_label_name in a linkonce section.
10951 2001-01-17 Philipp Thomas <pthomas@suse.de>
10953 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
10955 * configure: Regenerate.
10957 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
10959 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
10960 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
10962 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
10964 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
10965 If REVERSE nonzero then condition code in X must be reversed.
10966 (encode_section_info): Optimise if/else.
10967 (avr_function_value): Fix formatting.
10969 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
10970 (difficult_branch): Likewise.
10971 (rvbranch): Likewise.
10972 (difficult_rvbranch): Likewise.
10974 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
10976 * config/avr/libgcc.S: Fix comment.
10978 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10980 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
10982 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10984 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
10986 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10988 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
10989 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
10990 * configure, config.in: Regenerate.
10991 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
10992 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
10993 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
10994 (doprint.o): New rule.
10996 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
10998 * c-typeck.c (digest_init): Handle boolean types as scalars.
11000 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11002 * stmt.c (expand_return): Don't return anything if size is zero.
11003 Delete redundant assignment to BYTES.
11004 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11006 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11008 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11009 the same as the default library function names.
11010 * config/avr/avr.md: Document special characters after '%'.
11011 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11012 knowing which of the call-used registers are really clobbered.
11013 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11014 New. Both quotient and remainder from one libgcc.S call.
11015 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11016 clobber as few registers as possible.
11017 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11019 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11021 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11022 context of the top of the stack.
11024 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11026 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11027 (fixup_var_refs_insns): ...here.
11029 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11031 * function.c (fixup_var_refs_insns): Break up into
11032 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11033 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11034 [loop over hash table entries].
11035 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11036 fixup_var_refs_insns_with_hash, to match above changes.
11038 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11040 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11041 (libgcc.a): Likewise.
11042 (stmp-multilib): Likewise.
11043 (STAGE2_FLAGS_TO_PASS): Likewise.
11045 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11047 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11048 temporary if no_new_pseudos.
11050 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11052 * cppinternals.texi: Update.
11054 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11056 * arm.c (arm_init_builtins): Re-enable builtins.
11058 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11060 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11061 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11062 element to be null, and always expect an EXPR_LIST.
11063 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11064 * sched-deps.c (sched_analyze_1): Likewise.
11065 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11067 * regclass.c (max_set_parallel): New variable.
11068 (reg_scan): Take it into account in computation of max_parallel.
11069 (reg_scan_mark_refs, case SET): Compute it.
11071 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11073 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11074 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11076 2001-01-19 Jason Merrill <jason@redhat.com>
11078 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11079 for the abstract instance of an inline function.
11081 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11082 J"orn Rennecke <amylaar@redhat.com>
11084 * reload1.c (move2add_note_store): Treat all registers directly or
11085 indirectly derived from a base register as members of the same set
11087 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11088 of base register into account.
11090 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11092 * alias.c (find_base_value): Recognize TRUNCATE.
11093 (record_set): In PLUS case, invalidate if other summand is also a
11096 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11098 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
11099 entry to be EXPR_LIST.
11100 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
11101 be an EXPR_LIST (but not null, which other code doesn't allow).
11102 (note_stores): Properly handle PARALLEL in SET.
11103 Recursively call for top-level PARALLEL.
11104 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
11105 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11107 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
11109 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
11111 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
11112 not pfile->skipping (== 0).
11114 2001-01-17 Nick Clifton <nickc@redhat.com>
11116 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
11119 2001-01-17 Jim Wilson <wilson@redhat.com>
11121 * invoke.texi (IA-64 options): Improve.
11123 2001-01-17 Tom Tromey <tromey@redhat.com>
11125 * invoke.texi (Optimize Options): Use `{}' to around @samp
11128 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
11130 * invoke.texi (-fno-guess-branch-probability): New option.
11132 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11134 * combine.c (try_combine): Don't set i3_subst_into_i2 for
11135 case of making new double-word constant.
11136 Revert last change: instead just test i3_subst_into_i2.
11138 2001-01-17 Jakub Jelinek <jakub@redhat.com>
11140 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
11141 Use q constraints instead of r.
11143 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
11145 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
11146 (machine_function): Define.
11147 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
11148 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
11149 pa_free_machine_status): New functions.
11150 (override_options): Set {init,mark,free}_machine_status to above.
11151 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11152 PIC_OFFSET_TABLE_REGNUM_SAVED.
11153 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11154 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11155 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11156 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11157 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11159 2001-01-15 DJ Delorie <dj@redhat.com>
11161 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
11165 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11167 * flow.c (propagate_one_insn): Make trying to delete a prologue
11168 or epilogue insn an ICE, not a warning. Allow doing this if
11169 the current function returns with stack pointer depressed.
11171 * combine.c (try_combine): If i3_subst_into_i2, properly check for
11172 I3 having more than one SET.
11174 2001-01-16 Jim Wilson <wilson@redhat.com>
11176 * invoke.texi: Document IA-64 options.
11178 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
11179 (fixup_errata): Delete TARGET_A_STEP use.
11180 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
11181 (TARGET_SWITCHES): Delete -ma-step option.
11182 * config/ia64/ia64.md (all FP patterns): Delete %B0.
11183 (movqicc_astep, movqi_internal_astep, movhicc_astep,
11184 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
11185 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
11186 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
11187 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
11189 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
11190 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
11191 cmovsi_internal): Delete ! TARGET_A_STEP check.
11193 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11195 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
11196 possibility to report bugs via postal mail. Change a URL and
11197 merge in a nearly duplicate statement...
11198 (Bug Reporting): ...from here.
11199 (Service): Refer to the Bug Reporting section instead of
11200 duplicating an URL.
11201 (Contributing): Remove trivial explanations concerning snapshots.
11203 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11205 * cppmain.c (general_init): Don't use ANSI prototype.
11207 2001-01-16 Tom Tromey <tromey@redhat.com>
11209 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11211 2001-01-16 Richard Henderson <rth@redhat.com>
11213 * config/i386/i386.h: Fix comment typo.
11214 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11215 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11217 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11219 * gcc.c: Revert previous -fsyntax-only-related change; move
11222 2001-01-16 Jakub Jelinek <jakub@redhat.com>
11224 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
11225 inmode after checking GET_CODE (op).
11227 2001-01-16 Richard Henderson <rth@redhat.com>
11229 * flow.c (struct propagate_block_info): Add mem_set_list_len.
11230 (MAX_MEM_SET_LIST_LEN): New.
11231 (propagate_one_insn): Update mem_set_list_len.
11232 (invalidate_mems_from_autoinc): Likewise.
11233 (invalidate_mems_from_set): Likewise.
11234 (mark_used_regs): Likewise.
11235 (init_propagate_block_info): Likewise. Stop collecting memories
11236 when we reach MAX_MEM_SET_LIST_LEN.
11237 (mark_set_1): Likewise.
11239 2001-01-16 Richard Henderson <rth@redhat.com>
11241 * unroll.c (precondition_loop_p): Fail if no iteration
11244 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11246 * gcc.c: When -fsyntax-only is given, do not complain about
11249 2001-01-15 Richard Henderson <rth@redhat.com>
11251 * config/i386/i386.c (asm_output_function_prefix): Remove.
11252 (ix86_asm_file_end): New.
11253 (load_pic_register): Generate pic_label_name into a
11254 staticly allocated buffer.
11255 * config/i386/i386-protos.h: Update.
11256 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
11257 (ASM_FILE_END): New.
11258 * config/i386/i386afe.h: New file.
11259 * config.gcc (i?86-*-elf) [tm_file]: Use it.
11260 (i?86-*-{freebsd,linux*,moss*}): Likewise.
11261 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
11262 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
11263 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
11264 * config/i386/sco5.h (ASM_FILE_END): Likewise.
11265 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
11267 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11269 * Makefile.in (install-man): Remove explicit dependency on
11272 * configure.in, configure: Revert previous patch requiring perl
11275 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
11277 * toplev.c (flag_guess_branch_prob): New.
11278 (f_options): Add guess-branch-probability option.
11279 (rest_of_decl_compilation): Only estimate branch probability if
11281 (main): set flag_guess_branch_prob.
11283 * flags.h (flag_guess_branch_prob): New.
11285 2001-01-15 DJ Delorie <dj@redhat.com>
11287 * gcc.texi (Makefile): Add documentation for Makefile targets.
11289 2001-01-15 Philip Blundell <philb@gnu.org>
11291 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
11293 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
11294 (is_pic): Delete declaration.
11295 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
11296 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
11297 * config/arm/arm.md (builtin_setjmp_receiver): New.
11299 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11301 * arm.c (use_return_insn): Don't try to determine the function type
11302 until after reload has completed.
11303 (arm_output_epilogue): Don't adjust the sp value recovered from the
11305 (emit_multi_reg_push): Don't record dwarf information for the pc.
11306 * arm.md (eh_epilogue): The function type may have changed, so it
11307 needs to be recalculated.
11308 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
11309 unwind tables on arm/netbsd.
11311 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11313 * arm.md (cbranchsi4): Correct calculation of branch ranges.
11314 (negated_cbranchsi4): Likewise.
11316 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11318 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
11319 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11320 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
11321 pass -mapcs-* options to assembler.
11322 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
11323 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11324 (ASM_SPEC): Call subtarget_extra_asm_spec.
11326 2001-01-15 Andreas Jaeger <aj@suse.de>
11328 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
11330 (ix86_expand_builtin): Likewise.
11332 * gencodes.c (output_predicate_decls): Make i size_t to avoid
11333 warning about comparison between signed and unsigned.
11335 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11337 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
11339 2001-01-14 Ralf Baechle <ralf@gnu.org>
11341 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
11342 SUBTARGET_CPP_SPEC apropriatly.
11344 2001-01-12 Mark Mitchell <mark@codesourcery.com>
11346 * varasm.c (make_decl_rtl): Fix typo in last change.
11348 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
11350 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
11351 linker supports the init_priority C++ attribute.
11352 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
11353 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
11354 linker does not support init_priority C++ attribute.
11356 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
11358 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
11360 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11362 * c-parse.in (finish_parse): Add comment about cpp_destroy.
11363 * cp/lex.c (finish_parse): Similarly.
11364 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
11365 Return the number of errors encountered.
11366 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
11367 * cppmain.c (main): Don't call cpp_destroy.
11369 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11371 * configure.in: Require at least perl 5.6.0 to regenerate
11373 * configure: Regenerate.
11375 2001-01-14 Richard Henderson <rth@redhat.com>
11377 * genrecog.c (DT_veclen_ge): New.
11378 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
11379 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
11380 (nodes_identical_1): Handle DT_veclen_ge.
11381 (write_cond, debug_decision_2): Likewise.
11383 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11385 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
11387 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
11389 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11391 * cppmain.c (do_preprocessing): New function; most of the old
11393 (main): Call it to do most of the work.
11394 (cb): Move from global scope to set_callbacks ().
11395 (setup_callbacks): Get the callback pointer.
11396 (general_init, printer_init): Clean up code and comments.
11398 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11400 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
11403 2001-01-14 Kazu Hirata <kazu@hxi.com>
11405 * config/h8300/h8300.c (get_shift_alg): Update comments.
11407 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11409 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
11410 (alloc_page, ggc_alloc): Add casts to remove warnings.
11412 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11414 * combine.c (simplify_comparison): Don't change `code' when
11415 can't reverse comparison.
11417 2001-01-14 Richard Henderson <rth@redhat.com>
11419 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
11420 update all call sites. Return true for all non-label constants.
11422 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
11424 * i386.c (ix86_expand_compare): Add bypass_test and second_test
11426 (ix86_expand_branch): Update.
11427 (ix86_expand_setcc): Update to handle multiple test conditions.
11428 (expand_int_movcc): Likewise.
11429 (expand_fp_movcc): Likewise.
11430 * i386-protos.h (ix86_expand_compare): New.
11431 * i386.md (andqi_?_slp, orqi_?_slp): New.
11432 (conditional trap expander): Update call to ix86_expand_compare.
11434 2001-01-14 Richard Henderson <rth@redhat.com>
11436 * config/vax/vax.md: Use nonimmediate_operand instead of
11437 general_operand in destinations.
11439 * config/vax/vax.md (indirect_jump): Use register_operand.
11441 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
11442 * config/vax/vax.md (call_pop): Turn into an expander.
11443 (call_value_pop): Likewise.
11444 (call, call_value): New.
11446 2001-01-14 Andreas Jaeger <aj@suse.de>
11448 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
11450 (ix86_fp_compare_mode): Add unused attribute.
11451 (ix86_expand_fp_movcc): Remove unused variable.
11452 (ix86_expand_builtin): Make fcode unsigned.
11454 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
11455 (expand_expr): Add cast to avoid signed warning.
11456 (store_field): Likewise.
11457 (store_constructor_field): Likewise.
11458 (store_constructor): Likewise.
11459 (store_expr): Likewise.
11460 (clear_storage): Likewise.
11461 (emit_group_store): Likewise.
11462 (emit_group_load): Likewise.
11464 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11466 * c-common.c: Move format checking code to ...
11467 * c-format.c: ... here. New file. Reorder some functions and
11469 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
11471 * c-common.h (decl_handle_format_attribute,
11472 decl_handle_format_arg_attribute): Declare.
11473 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
11474 (c-common.o): Adjust dependencies.
11475 (c-format.o): New list of dependencies.
11477 2001-01-13 Jakub Jelinek <jakub@redhat.com>
11479 * unroll.c (loop_iterations): If we cannot prove iteration variable
11480 is set once in each iteration, punt.
11482 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
11484 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
11485 (*strlenhi): Remove clobber (which was buggy) of output address.
11487 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11489 * Makefile.in (generated-manpages): Add gcc.1
11490 ($(srcdir)/gcc.1): New target.
11491 (maintainer-clean): Delete $(srcdir)/gcc.1.
11492 * gcc.texi: Add macros @gccoptlist and @gol.
11493 * invoke.texi: Include option summary in manpage. Mark up option
11494 summary with @gccoptlist and @gol. Use @r in one place where
11496 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
11497 * gcc.1: Generate from invoke.texi.
11499 2001-01-13 Richard Henderson <rth@redhat.com>
11501 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
11502 (struct page_entry): Add group member.
11503 (struct page_group): New.
11504 (struct globals): Add page_groups member.
11505 (alloc_anon): Only define for using mmap; remove valloc call.
11506 (page_group_index): New.
11507 (set_page_group_in_use): New.
11508 (clear_page_group_in_use): New.
11509 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
11510 (free_page, release_pages): Likewise.
11511 * configure.in (with-gc): Default to ggc-page always.
11513 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11515 * reload1.c (replace_pseudos_in_call_usage): Use
11516 reg_equiv_constant and reg_equiv_address, and don't try
11517 regno_reg_rtx first.
11519 2001-01-13 Richard Henderson <rth@redhat.com>
11521 * ggc-page.c (alloc_page): Round up allocation size to one page.
11522 Set e->order on extra pages.
11524 2001-01-13 Richard Henderson <rth@redhat.com>
11526 * genrecog.c (nodes_identical): Expand commentary.
11527 (write_switch): Watch out for identical nodes.
11529 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11531 * cppfiles.c (_cpp_fake_include): New function.
11532 * cpphash.h (_cpp_fake_include): New.
11533 * cpplib.c (do_line): Call _cpp_fake_include when entering
11534 header files in preprocessed input.
11535 * cppmain.c (cb_pragma_implementation): Remove handling.
11536 (setup_callbacks): Don't register pragmas.
11538 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11540 * extend.texi: Udate for CPP.
11542 2001-01-13 Andreas Jaeger <aj@suse.de>
11544 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
11546 * regmove.c: Add prototype for replace_in_call_usage.
11548 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11550 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
11551 struct cpp_chunk, struct htab, struct toklist,
11552 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
11553 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
11554 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
11555 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
11556 (struct macro_args): Delete.
11557 * cpphash.h: See above.
11559 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11561 * cppmain.c (struct printer): Remove no_line_dirs.
11562 (options, cb): New.
11563 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
11564 : Use options rather than CPP_OPTION.
11565 (setup_callbacks): Use cb rather than pfile->cb.
11566 (main): No need to check for a buffer. Use cpp_errors.
11567 (printer_init): Don't set no_line_dirs.
11568 (maybe_print_line): Use options not no_line_dirs.
11569 (cb_file_change): Don't call print_line if -P.
11571 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11573 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
11575 * c-parse.in (finish_parse): Use cpp_errors.
11576 (__yylex): Use return value of cpp_pop_buffer.
11577 * cp/lex.c (finish_parse): Use cpp_errors.
11578 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
11580 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
11582 * README.AVR: URLs corrected.
11584 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11586 * c-decl.c (start_function): Don't warn if old prototype is builtin
11587 that's not in C's namespace.
11588 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
11589 (_bb): Add prototype for ctime.
11590 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
11592 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
11594 * i386.c (ix86_fp_comparison_arithmetics_cost,
11595 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
11596 ix86_fp_comparison_cost): New functions.
11597 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
11598 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
11599 two-branch sequences; make static.
11600 (ix86_use_fcomi_compare): Do decision according to the costs.
11601 (split_fp_branch): New.
11602 * i386.md (compare-and-branch patterns): Use split_fp_branch.
11603 * i386-protos.h (ix86_expand_fp_compare): Remove
11604 (ix86_split_fp_branch): Declare.
11606 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
11607 and ix86_comparison_operator.
11609 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
11610 to make it cheaper.
11612 * i386.c (put_condition_code): Output properly the unordered/ordered
11613 compares in fp case.
11614 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
11616 * tm.texi (REVERSE_CONDITION): Document.
11617 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
11618 in -ffast-math mode.
11619 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
11621 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11623 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
11625 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
11628 * config/sh/sh.c (mova_p): Fix test for mova_const.
11630 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11632 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
11633 cpp_get_options rather than dereferencing pfile and using
11635 * scan-decls.c (scan_decls): Use return value of
11636 cpp_pop_buffer rather than CPP_BUFFER.
11638 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11640 * cppinit.c (cpp_handle_option): help_only is now part of the
11641 cpp_options structure.
11642 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
11643 cpp_set_callbacks): New functions.
11644 * cpplib.h (cpp_callbacks): Break out as a named structure.
11645 (cpp_options): Move help_only here from cpp_reader.
11646 (CPP_FATAL_ERRORS): Update to use cpp_errors.
11647 (cpp_errors, cpp_get_options, cpp_get_callbacks,
11648 cpp_set_callbacks): New prototypes.
11649 * cppmain.c (main): Update for help_only.
11651 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11653 * Makefile.in (info, maintainer-clean, install-info, uninstall):
11654 Also build and remove and install and uninstall c-tree.info and
11656 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
11657 ($(srcdir)/cppinternals.info): New target.
11658 * c-tree.texi: Change file name used when makeinfo used without -o
11659 from ir.info to c-tree.info. Add info directory entry.
11660 * cppinternals.texi: Add info directory entry.
11661 * .cvsignore: Update.
11663 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11665 * c-typeck.c (store_init_value): Don't require constant initializer
11666 elements with -pedantic -std=c99.
11667 (digest_init): Change error about non-constant initializer elements
11669 (constructor_range_end): Remove.
11670 (constructor_incremental, designator_depth,
11671 designator_errorneous): New variables.
11672 (struct constructor_stack): Remove range_end, add incremental.
11673 (struct constructor_range_stack, constructor_range_stack): New.
11674 (struct initializer_stack): Add constructor_range_stack.
11675 (finish_init): Set it.
11676 (start_init): Likewise. require_constant_elements for non-static
11677 trees only if not flag_isoc99.
11678 (really_start_incremental_init): Remove constructor_range_end, add
11679 constructor_incremental.
11680 (pop_init_level): Likewise.
11681 (push_init_level): Likewise. If implicit and the subobject had some
11682 value set already, preinitialize the level with it.
11683 Warn about missing braces only if not pushing due to designators.
11684 (set_designator, push_range_stack): New functions.
11685 (set_init_label): Use them.
11686 (set_init_index): Likewise. Remove constructor_range_end.
11687 Error if designator index is outside of array bounds.
11688 (add_pending_init): Compare values of purpose index trees, not the
11689 trees themselves. Allow overwriting of already initialized element.
11690 Issue a warning if it had side-effects.
11691 (set_nonincremental_init, set_nonincremental_init_from_string): New
11693 (pending_init_member): Rename to...
11694 (find_init_member): ...this function. Call set_nonincremental_init
11695 if necessary. Compare values of purpose index trees, not the trees
11696 themselves. Return the actual value, not just non-zero if something
11698 (output_init_element): Remove checks for duplicates.
11699 If field has zero size, only check the initializer for correctness.
11700 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
11701 if constructor_incremental is zero. Change error about initializers
11702 not computable at load time into pedwarn.
11703 (output_pending_init_elements): Compare bit positions, not
11704 FIELD_DECLs to take into account zero-sized fields.
11705 (process_init_element): Use constructor_range_stack to fill all
11706 ranges in the designator lists from current level up.
11707 * extend.texi: Update documentation for labeled elements.
11709 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
11711 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
11712 to function usage for arguments passed by reference. Optimize
11713 callee-copied arguments.
11714 * regmove.c (replace_in_call_usage): New function.
11715 (fixup_match_1): Call it.
11716 * cse.c (cse_insn): Canonicalize registers in function usage.
11717 * reload1.c (replace_pseudos_in_call_usage): New function.
11720 * Makefile.in: Reverted yesterday's wrong patch. Installed the
11723 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11725 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
11728 2001-01-12 DJ Delorie <dj@redhat.com>
11730 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
11731 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
11734 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11736 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
11737 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
11738 -std options alongside references to -ansi. Update some
11739 documentation for C99.
11740 * cpp.1: Regenerate.
11742 2001-01-12 Andreas Jaeger <aj@suse.de>
11744 * haifa-sched.c (restore_line_notes): Remove argument block B
11746 * sched-ebb.c (schedule_ebb): Change caller.
11747 * sched-rgn.c (schedule_region): Likewise.
11748 * sched-int.h (restore_line_notes): Adjust prototype.
11750 * loop.h: Remove wrong declaration of doloop_condition_get.
11752 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11754 * extend.texi: Move C++-extension-related node from the C section
11755 into the C++ section.
11757 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11759 * extend.texi: Refer to an array of pointers to functions instead
11760 of one of functions.
11762 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
11763 Jan Hubicka <jh@suse.cz>
11765 * combine.c (reversed_comparison): Fix typo in last patch.
11767 (combine_reversed_comparison_code): Make static to follow
11768 prototype declaration.
11770 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11772 * install.texi: Remove misplaced duplicate entry.
11774 2001-01-11 Ulrich Drepper <drepper@redhat.com>
11776 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
11778 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
11780 * final.c: (leaf_function_p): Fix typo.
11782 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
11784 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
11785 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
11787 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
11788 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
11789 mmap_anon, and valloc is available.
11790 * ggc-page.c: Restructure ifdef logic to match new autoconf
11791 spec. Don't throw away the test page in init_ggc.
11793 * configure, config.in: Regenerate.
11795 2001-01-12 Michael Hayes <mhayes@redhat.com>
11797 * loop.h (total_biv_increment): Constify iv_class pointer.
11798 (struct induction): Replace `mem_mode' with `mem' rtx.
11799 * unroll.c (total_biv_increment): Constify iv_class pointer.
11800 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
11801 (find_mem_givs, combine_givs_p): Likewise.
11802 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
11804 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
11806 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
11808 (__gthread_getspecific): Ditto.
11810 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
11812 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
11813 put_condition_code): Convert fp comparison codes to integer
11815 (ix86_expand_fp_compare): Postnote the fp comparison code converison
11818 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
11819 * i386-protos.h (no_comparison_operator): Kill.
11821 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
11823 * combine.c (REVERSIBLE_CC_MODE): Remove.
11824 (reversible_comparison_p): Remove.
11825 (combine_reversed_comparison_code): New.
11826 (reversed_comparison): New.
11827 (combine_simplify_rtx): Use
11828 combine_reversed_comparison_code/reversed_comparison instead
11829 of reversible_comparison_p.
11830 (simplify_if_then_else): Likewise.
11831 (simplify_set): Likewise.
11832 (simplify_logical): Likewise.
11833 (if_then_else_cond): Likewise.
11834 (known_cond): Likewise.
11835 (simplify_comparison): Likewise.
11837 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
11839 * builtins.c (std_expand_builtin_va_start): Handle varargs when
11840 sizeof (int) is larger than sizeof(__word__).
11842 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11844 * cppinit.c (do_includes): Fix typo.
11846 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11848 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
11849 in S_REGS does not occur because not all sources are possible
11850 when a S_REGS is a destination (sometimes needs a clobber).
11851 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
11852 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
11853 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
11854 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
11855 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
11856 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
11857 (lshrdi_const1, lshrsi3_const16): Likewise.
11858 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
11859 (*movhi_68hc12, *movqi_68hc12): Likewise.
11860 (movstrictqi): Make sure reloading in D_REGS as a destination
11863 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11865 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11867 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11869 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
11870 -D, -U and -A, and don't initialize the builtins.
11871 (do_includes): Error if -include or -imacros with -fpreprocessed.
11872 * cppmain.c (cb_define, cb_undef): Unconditionally process
11874 * tradcpp.c (main): Fix typo.
11876 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
11878 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
11879 (read_name_map): Use IS_ABSOLUTE_PATH.
11880 * tradcpp.c (get_filename): Likewise.
11882 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11884 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
11885 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
11886 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
11887 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
11888 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
11889 (cmphi_z_used): Don't use '@' for the output.
11890 (tstqi_z_used): Likewise.
11891 (cmpqi_z_used): Likewise.
11892 (one_cmplsi2): Likewise.
11894 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11896 * config/sh/sh.c (barrier_align): Recognize branch around far
11897 branch and redundant insn.
11899 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11901 * invoke.texi: Restore documentation of the drivers' switches -MD
11904 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11906 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
11908 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
11909 check-objc//%): Support parallel testing of multilibs.
11910 (TESTSUITEDIR): Set to testsuite by default, but override for
11912 (check-gcc, check-g++, check-g77, check-objc): Enter
11915 2001-01-11 Bernd Schmidt <bernds@redhat.com>
11917 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
11918 * sched-deps.c (deps_may_trap_p): Likewise.
11919 * basic-block.h: Remove a comment.
11920 * flow.c (PROP_POSTRELOAD): Remove.
11921 (update_life_info): Don't add it to prop_flags.
11922 (mark_set_1): Lose the code that was enabled by it.
11924 2001-01-11 Michael Hayes <mhayes@redhat.com>
11926 * flow.c (flow_call_edges_add): New.
11927 * basic_block.h (flow_call_edges_add): New.
11929 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
11931 * reload1.c (move2add_note_store): Update reg_set_luid even if
11932 base reg remains the same.
11934 2001-01-10 Nick Clifton <nickc@redhat.com>
11936 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
11937 machine_function structure to zero.
11938 Add prototypes for machine_status functions.
11940 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11942 * c-common.h (CTI_VOID_LIST): Remove.
11943 (void_list_node): Likewise.
11944 * tree.h (TI_VOID_LIST_NODE): New enumeral.
11945 (void_list_node): New macro.
11946 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
11947 * config/i386/i386.c (ix86_init_builtins): Likewise.
11948 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
11950 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11952 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
11953 * cppinit.c (cpp_start_read): Update comment, remove unneeded
11955 * tradcpp.c: Include mkdeps.h.
11956 (deps, print_deps_phony_targets, deps_append, output_deps,
11957 init_dependency_output, output_deps): New.
11958 (deps_buffer, deps_allocated_size, deps_size, deps_column,
11959 deps_output): Delete.
11960 (print_deps_missing_files): Rename deps_missing_files.
11961 (inhibit_output): Make global.
11962 (main): Delete inhibit_output, deps_stream, deps_target.
11963 Use mkdeps functionality in the same way as cpplib. Remove
11964 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
11965 -M and -MM. Remove old handling of deps via deps_out, and
11966 old reading of environment variables.
11967 (get_filename): Update to use deps_add_dep.
11969 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11971 * output.h (make_function_rtl): Remove prototype.
11972 (make_decl_rtl): Likewise.
11973 * varasm.c (make_function_rtl): Remove.
11974 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
11975 than from a third parameter.
11976 * tree.h (make_decl_rtl): Remove last parameter.
11977 * c-decl.c (builtin_function): Remove last argument in call to
11978 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
11979 (start_function): Likewise.
11980 * except.c (call_get_eh_context): Likewise.
11981 * expr.c (emit_block_move): Likewise.
11982 (clear_storage): Likewise.
11983 * profile.c (output_func_start_profiler): Likewise.
11984 * toplev.c (rest_of_decl_compilation): Likewise.
11985 * objc/objc-act.c (create_builtin_decl): Likewise.
11986 (synth_module_prologue): Likewise.
11987 (generate_static_reference): Likewise.
11988 (build_selector_reference_decl): Likewise.
11989 (build_class_reference_decl): Likewise.
11990 (build_objc_string_decl): Likewise.
11991 (build_protocol_reference): Likewise.
11993 2001-01-10 Richard Henderson <rth@redhat.com>
11995 * hwint.h: Revert yesterday's change.
11997 2001-01-10 Nick Clifton <nickc@redhat.com>
11999 * function.h (save_machine_status): Delete.
12000 (restore_machine_status): Delete.
12001 Amend comment describing {init|mark|free}_machine_status.
12003 * function.c (save_machine_status): Delete.
12004 (restore_machine_status): Delete.
12005 Amend comment describing {init|mark|free}_machine_status.
12006 (push_function_context_to): Remove invocation of
12007 save_machine_status.
12008 (pop_function_context_from): Remove invocation of
12009 restore_machine_status.
12011 * emit-rtl.c (init_emit_once): Amend comment describing
12012 {init|mark|free}_machine_status.
12014 * tm.texi (Per-Function Data): New node. Describe the
12015 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12018 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12020 * cppinit.c (OPT_g): Remove.
12021 (cpp_handle_option): Update for removed -g3.
12022 (print_help): Update.
12023 * cpplib.h (struct cpp_options): Remove debug_output.
12024 * cppmain.c (setup_callbacks, cb_define): Update.
12025 * gcc.c (cpp_options): Translate -g3 to -dD.
12027 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12029 * config/i960/i960.md: Change modifier to + on the zero_extract
12030 pattern after the (rotate -2 reg) canonicalization pattern.
12032 2001-01-10 Richard Henderson <rth@redhat.com>
12034 * config/alpha/alpha.c (alpha_free_machine_status): New.
12035 (override_options): Install it.
12036 (alpha_mark_machine_status): Verify machine non-null.
12037 * config/i386/i386.c (ix86_free_machine_status): New.
12038 (override_options): Install it.
12039 (ix86_init_machine_status): Use xcalloc.
12040 (ix86_mark_machine_status): Verify machine non-null.
12041 * config/ia64/ia64.c (ia64_free_machine_status): New.
12042 (ia64_override_options): Install it.
12043 (ia64_mark_machine_status): Verify machine non-null.
12045 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12047 * function.c (instantiate_virtual_regs): Instantiate virtual
12048 registers found in CALL_INSN_FUNCTION_USAGE.
12050 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12052 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12053 equivalent to -ansi in disabling -Di386.
12055 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12057 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12059 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12061 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12063 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12065 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12067 * invoke.texi: Document that -fcond-mismatch isn't supported for
12070 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12072 * gcc.texi: Define macro gcctabopt.
12073 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12074 @command, @env and @option in some places where appropriate. Use
12075 @gcctabopt where appropriate. Put URLs and email addresses inside
12078 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12080 * gcc.c (cpp_options): Set MD file name from output
12081 filename, if specified.
12082 (suffix_subst): New static variable.
12083 (do_spec): Clear it.
12084 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12086 (give_switch): Handle suffix_subst.
12088 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12090 * invoke.texi: Fix another typo.
12092 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12094 * invoke.texi: Fix typo.
12096 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12098 * c-lang.c (lang_hooks): Update.
12099 (lang_decode_option): Remove.
12100 (lang_init_options): Rename c_init_options.
12101 * toplev.c (main): Use lang_hooks for lang_init_options
12102 and lang_decode_option.
12103 * toplev.h (lang_hooks): Add 2 new hooks.
12104 * tree.h: Remove lang_init_options and lang_decode_option.
12105 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
12106 * cp/decl2.c: Similarly.
12107 * cp/lex.c (lang_init_options): Rename cxx_init_options.
12108 (lang_hooks): Update.
12109 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
12111 (lang_init_options): Rename ffe_init_options.
12112 (lang_hooks): Update.
12113 (lang_decode_option): Remove.
12114 * java/lang.c (lang_init_options): Rename java_init_options.
12115 (lang_decode_option): Rename java_decode_option.
12116 (lang_hooks): Update.
12117 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
12118 (lang_decode_option): Rename objc_decode_option.
12119 (lang_hooks): Update.
12121 2001-01-09 Nick Clifton <nickc@redhat.com>
12123 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
12124 (d30v_return_addr_rtx): Delete.
12125 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
12126 cfun->machine structure.
12127 (struct machine_function): Move to d30v.h
12128 (d30v_save_machine_status): Delete.
12129 (d30v_restore_machine_status): Delete.
12130 (d30v_init_machine_status): New Function.
12131 (d30v_mark_machine_status): New Function.
12132 (d30v_free_machine_status): New Function.
12133 (d30v_init_expanders): Use new functions.
12134 (d30v_return_addr): Use ra_rtx field in cfun->machine.
12135 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
12136 d30v_return_addr_rtx.
12138 * config/d30v/d30v.h (struct_machine): Move here.
12139 Add eh_epilogue_sp_ofs field.
12141 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
12142 field in cfun->machine structure.
12144 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
12146 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
12147 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
12148 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12150 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
12152 * objc/lang-options.h: Remove bogus reference to
12155 2001-01-09 Kazu Hirata <kazu@hxi.com>
12157 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
12160 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
12162 * reload.c (find_reloads_address): Check for eliminable registers
12163 when substituting a constant expression for a pseudo.
12165 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
12167 * c-common.c (enum format_type): Add format_type_error.
12168 (decode_format_type): New function.
12169 (decl_attributes): Use it.
12170 (format_kind_info): Adjust comment.
12172 2001-01-09 David O'Brien <obrien@BSDi.com>
12174 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
12175 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
12177 * config/i386/gnu.h: Don't include required platform specific .h files,
12178 tm.h will do it instead.
12179 * config/i386/i386elf.h: Likewise.
12180 * config/i386/linux.h: Likewise.
12181 * config/i386/moss.h: Likewise.
12182 * config/mips/gnu.h: Likewise.
12184 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12186 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
12187 (rs6000-ibm-aix3.[01]*): Likewise.
12188 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
12189 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
12190 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
12191 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
12192 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
12193 (powerpc-*-eabiaix*): Likewise.
12194 (powerpc-*-eabisim*): Likewise.
12195 (powerpc-*-elf*): Likewise.
12196 (powerpc-*-eabi*): Likewise.
12197 (powerpc-*-rtems*): Likewise.
12198 (powerpc-*-linux*libc1): Likewise.
12199 (powerpc-*-linux*): Likewise.
12200 (powerpc-wrs-vxworks*): Likewise.
12201 (powerpcle-wrs-vxworks*): Likewise.
12202 (powerpcle-*-sysv*): Likewise.
12203 (powerpcle-*-elf*): Likewise.
12204 (powerpcle-*-eabisim*): Likewise.
12205 (powerpcle-*-eabi*): Likewise.
12206 (powerpcle-*-solaris2*): Likewise.
12207 * config/rs6000/aix31.h: Delete includes.
12208 * config/rs6000/aix3newas.h: Likewise.
12209 * config/rs6000/aix41.h: Likewise.
12210 * config/rs6000/aix43.h: Likewise.
12211 * config/rs6000/beos.h: Likewise.
12212 * config/rs6000/rtems.h: Likewise.
12213 * config/rs6000/sysv4.h: Likewise.
12215 2001-01-09 Kazu Hirata <kazu@hxi.com>
12217 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12218 Change an argument mode of machine_mode to shift_mode of
12219 shift_mode. Remove an extra error check.
12220 (emit_a_shift): Adopt to the new calling prototype of
12222 (function_prologue): Fix code for a monitor
12223 function. Support H8/S.
12224 (function_epilogue): Do not output pop for a monitor function.
12226 2001-01-09 Nick Clifton <nickc@redhat.com>
12228 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
12229 (setup_incoming_varargs): Use sysv_varargs_p field of the
12230 cfun->machine structure.
12231 (struct machine_function): Move to rs6000.h
12232 (rs6000_save_machine_status): Delete.
12233 (rs6000_restore_machine_status): Delete.
12234 (rs6000_init_machine_status): New Function.
12235 (rs6000_free_machine_status): New Function.
12236 (rs6000_init_expanders): Use new functions.
12238 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
12240 (struct machine_function): Move here.
12242 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12243 sysv_varargs_p field of the cfun->machine structure.
12245 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
12247 (rs6000_restore_machine_status): Remove prototype.
12249 2001-01-09 Richard Henderson <rth@redhat.com>
12251 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
12252 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
12253 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
12254 (sched_analyze_2, sched_analyze_insn): Likewise.
12255 (sched_analyze, init_deps): Likewise.
12256 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
12257 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
12258 (compute_block_backward_dependences): Update propagate_deps call.
12260 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
12262 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
12264 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12266 * cppinit.c (OPT_MD, OPT_MMD): Restore.
12267 (cpp_handle_option): Handle them.
12268 (cpp_post_options): Ensure one of -M or -MM is specified with
12269 any other -M? option.
12270 (init_dependency_output): Suppress output with -MG.
12272 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12274 * cpp.texi: Update.
12275 * invoke.texi: Update.
12277 2001-01-09 Bernd Schmidt <bernds@redhat.com>
12279 * sh.md (reload_outsf): Generate recognizable patterns for
12282 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12284 * c-lang.c (lang_hooks): Update.
12285 (lang_init): Rename c_init.
12286 (lang_finish): Remove.
12287 * toplev.c (compile_file): Use lang_hooks for lang_init ()
12288 and lang_finish ().
12289 * toplev.h (lang_hooks): Add init () and finish ().
12290 * tree.h (lang_init, lang_finish): Remove.
12291 * cp/tree.h (lang_init, lang_finish): Remove.
12292 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
12293 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
12295 (lang_init, lang_finish): Remove.
12296 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
12297 (lang_hooks): Update.
12298 * java/lang.c (lang_init): Rename java_init.
12299 (lang_finish): Remove.
12300 (lang_hooks): Update.
12301 * objc/objc-act.c (lang_init): Rename objc_init.
12302 (lang_finish): Remove.
12303 (lang_hoooks): Update.
12305 20001-01-09 Graham Stott <grahams@redhat.com>
12307 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
12308 after `ptr` is initialised.
12310 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12312 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
12313 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
12314 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
12315 stack adjusts, instead of r3.
12317 2001-01-09 Michael Hayes <mhayes@redhat.com>
12319 * flow.c (flow_loop_scan): Break out of ...
12320 (flow_loops_find) ... here.
12321 * basic-block.h (flow_loop_scan): New.
12322 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
12323 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
12325 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12327 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
12329 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
12330 realloc()ing macro_buffer.
12332 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
12333 if it's wider than long and the target's long is wider than the
12336 2001-01-09 Mark Mitchell <mark@codesourcery.com>
12338 Remove support for using UWIN as a host machine.
12339 * configure.in: Issue an error message.
12340 * configure: Regenerated.
12341 * config.gcc: Remove xm_* UWIN configury.
12342 * config/i386/xm-uwin.h: Remove.
12344 2001-01-08 Nick Clifton <nickc@redhat.com>
12346 * config/v850/v850.c (ra_rtx): Delete.
12347 (v850_save_machine_status): Delete.
12348 (v850_restore_machine_status): Delete.
12349 (v850_init_machine_status): New function.
12350 (v850_mark_machine_status): New function.
12351 (v850_free_machine_status): New function.
12352 (v850_return_addr): Use ra_rtx field in machine structure.
12353 (v850_init_expanders): Use new functions.
12355 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
12356 * config/v850/v850.c: Change arguments to v850_output+* functions
12357 to take a const char *, to avoid compile time warning.
12358 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
12359 (USER_LABEL_PREFIX): Redefine.
12361 2000-01-08 Jim Wilson <wilson@redhat.com>
12363 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
12364 1 to unsigned HOST_WIDE_INT before left shift.
12366 2001-01-08 Nick Clifton <nickc@redhat.com>
12368 * config/arm/arm.c (arm_mark_machine_status): Check to see if
12369 the machine structure has been allocated.
12370 (arm_free_machine_status): New function: Free the machine
12371 specific function structure.
12373 2001-01-08 Richard Henderson <rth@redhat.com>
12375 * jump.c (simplejump_p): Revert last change.
12377 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
12379 * cppinit.c (init): Rename init_library.
12380 (cpp_create_reader): Update.
12381 * gcc.c (cpp_options): If -o given, use it as the target of
12384 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12386 * arm.c (arm_arch5e): New variable.
12387 (all_cores): XScale is a 5TE device.
12388 (arm_override_options): Set arm_arch5e.
12389 (arm_init_builtins): __builtin_prefetch is in arch5e.
12390 * arm.h (arm_arch5e): Declare it.
12392 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
12394 * arm.md (define_constants): Add defines for UNSPEC and
12395 UNSPEC_VOLATILE insns. Update all users.
12396 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
12397 * arm.c (multi_register_push, note_invalid_constants)
12398 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
12399 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
12400 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
12402 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
12404 * jump.c (jump_optimize_1): Use reversed_comparison_code
12405 instead of can_reverse_comparison_p.
12406 (jump_back_p): Likewise.
12407 (invert_exp_1): Likewise.
12408 (thread_jumps): Likewise.
12409 * simplify-rtx.c (simplify_unary_operation): Likewise.
12410 (simplify_ternary_operation): Likewise.
12411 * cse.c (find_comparison_args): Convert to use
12412 can_reverse_comparison_p.
12413 (record_jump_equiv): Likewise.
12415 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12417 * arm.h (HARD_REGNO_RENAME_OK): Delete.
12418 (EPILOGUE_USES): Define.
12419 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
12420 automatically stack the LR if it isn't live.
12422 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
12424 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
12427 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
12429 * ggc-page.c (max_alignment): New structure.
12430 (MAX_ALIGNMENT): New macro.
12431 (init_ggc): Use it to round up the sizes in the
12432 extra_order_size_table.
12434 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12436 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
12439 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12441 * builtins.def (BUILT_IN_FPRINTF): New entry.
12443 * c-common.c (c_expand_builtin_fprintf): New function.
12444 (init_function_format_info): Handle __builtin_fprintf.
12445 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
12446 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
12448 * c-decl.c (duplicate_decls): Adjust comment.
12450 * extend.texi (fprintf): Document new builtin.
12452 2001-01-07 Richard Henderson <rth@redhat.com>
12454 * jump.c (simplejump_p): Recognize any single_set jump
12455 of the proper form.
12457 2001-01-07 Richard Henderson <rth@redhat.com>
12459 * configure.in (slibdir): Accept an --with-slibdir option.
12460 Use "test" not "[" in configure. Default to $(libdir).
12462 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
12464 * config/t-aix43 (SHLIB_INSTALL): Likewise.
12465 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
12466 (SHLIB_LINK): Create links for the soname.
12467 * config/mips/t-iris6: Likewise.
12468 * config/sparc/t-slibgcc: Likewise.
12469 * config/sparc/t-slibgcc-sld: Likewise.
12471 2001-01-07 Jakub Jelinek <jakub@redhat.com>
12473 * config/i386/i386.c (constant_call_address_operand): Accept
12474 (const (plus (symbol_ref) (const_int))).
12475 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
12476 constant_call_address_operand.
12478 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12480 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
12481 and LONG_LONG_TYPE_SIZE > 32.
12483 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12485 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
12486 the previous change.
12488 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
12490 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
12492 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
12493 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
12494 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
12497 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12499 * fix-header.c (read_scan_file): s/pfile/scan_in/.
12501 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12503 * c-lang.c (c_post_options): Call cpp_post_options.
12504 * objc/objc-act.c (objc_post_options): Similarly.
12505 * cppmain.c (main): Similarly.
12506 * fix-header.c (read_scan_file): Similarly.
12507 * cppinit.c (cpp_start_read): Move option consistency checks
12508 to cpp_post_options. Don't call init_dependency_output.
12509 If needed, add default target and main file dependency.
12510 (OPT_MD, OPT_MMD): Remove.
12512 (cpp_handle_option): Update for OPT_* changes.
12513 (cpp_post_options): New.
12514 (init_dependency_output): Command line -MF overrides environment
12515 variables. Don't set default target etc. Suppress output
12516 if dependencies are going to stdout.
12517 (print_help): Update.
12518 * cpplib.h (cpp_post_options): New.
12519 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
12521 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
12523 * jump.c (comparison_dominates_p): Support unordered compares.
12525 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
12527 * simplify-rtx.c (simplify_relational_operation): Always simplify
12528 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
12531 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
12533 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
12534 (nonzero_bits): Likewise.
12535 (simplify_comparison): Likewise.
12536 (num_sign_bit_copies): Likewise; return more sane value depending
12537 on STORE_FLAG_VALUE.
12538 (known_cond): Do not assume EQ to be always true for equivalent
12541 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
12543 * cse.c (fold_rtx): Handle unordered comparisons.
12545 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
12547 * rtlanal.c (set_of_1): New static function.
12548 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
12549 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
12550 reg_set_last_last_regno): Remove.
12551 (set_of): New global function.
12552 (set_of_data): New structure.
12553 (reg_set_p, reg_set_last): Revamp for set_of.
12554 * rtl.h (set_of): New.
12556 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12558 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
12559 * extend.texi: Document _Exit builtin.
12561 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12563 * (initialize, initialize_builtins,
12564 initialize_dependency_output, initialize_standard_includes):
12565 Rename s/initialize/init. Update.
12566 (init_dependency_output): Move to after
12567 cpp_handle_options, the correct location temporally at least.
12568 (opt_comp): Move next to init (), its caller. Fix prototype.
12569 (init): Make "initialized" local scope.
12570 (cpp_create_reader): Always call init ().
12571 (cpp_start_read): Update.
12572 (output_deps): New function, broken out of cpp_finish.
12573 (cpp_finish): Break out output_deps.
12575 2001-01-07 Richard Henderson <rth@redhat.com>
12577 * collect2.c (COFF specific stuff): Revert 12-06 patch
12578 to prototype system functions.
12580 2001-01-07 Michael Hayes <mhayes@redhat.com>
12582 * hard-reg-set.h: Add multiple include guard.
12583 * basic-block.h (struct loop): Add `sink' field.
12584 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
12585 (emit_iv_add_mult): Delete.
12586 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
12587 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
12588 (unroll_loop): Remove end_insert_before argument.
12589 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
12590 (maybe_eliminate_biv_1): Likewise.
12591 (emit_iv_add_mult): Delete.
12592 (gen_add_mult, loop_regs_update): New.
12593 (loop_insn_emit_after, loop_insn_emit_before): New.
12594 (loop_insn_sink, loop_insn_sink_or_swim): New.
12595 (emit_iv_add_mult): Delete.
12596 (scan_loop): Set loop->sink.
12597 (loop_givs_reduce): Use loop_insn_sink and its ilk.
12598 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
12599 (maybe_eliminate_biv_1): Likewise.
12600 (maybe_eliminate_biv_1): Add basic block argument.
12601 * unroll.c (unroll_loop): Remove end_insert_before argument.
12602 (find_splittable_regs): Likewise.
12603 (find_splittable_regs): Use loop_insn_sink and its ilk.
12604 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
12606 2001-01-07 Michael Hayes <mhayes@redhat.com>
12608 * loop.h (loop_insn_hoist): New prototype.
12609 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
12610 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
12611 (check_dbra_loop, load_mems): Likewise.
12612 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
12613 (find_splittable_givs): Likewise.
12615 2001-01-07 Michael Hayes <mhayes@redhat.com>
12617 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
12619 2001-01-07 Richard Henderson <rth@redhat.com>
12621 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
12623 2001-01-07 Richard Henderson <rth@redhat.com>
12625 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
12626 NO_SHARED_LIBGCC_MULTILIB as required for the target.
12627 * gcc.c (init_spec): Massage the existing libgcc_spec into a
12628 variant that handles a shared libgcc.
12629 (process_command): Always validate -{static,shared}-libgcc.
12630 (do_spec_1): New 'M' case.
12631 * invoke.text (Link Options): Document -{static,shared}-libgcc.
12633 2001-01-07 Richard Henderson <rth@redhat.com>
12635 * Makefile.in (slibdir): New variable.
12636 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
12637 (installdirs): Create slibdir.
12638 (install-libgcc, install-multilib): Defer to libgcc.mk.
12639 * configure.in (slibdir): Substitute.
12640 * mklibgcc.in (install): New target.
12642 * config/t-linux (SHLIB_LINK): Create links for the soname.
12643 (SHLIB_INSTALL): New.
12644 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
12645 * config/mips/t-iris6 (SHLIB_INSTALL): New.
12646 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
12647 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
12648 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
12650 2001-01-07 Richard Henderson <rth@redhat.com>
12652 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
12653 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
12654 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
12656 2001-01-07 Michael Hayes <mhayes@redhat.com>
12658 * loop.c (count_loop_regs_set): Delete.
12659 (load_mems_and_recount_loop_regs_set): Delete.
12660 (loop_regs_scan): Merge common code from count_loop_regs_set,
12661 scan_loop, and load_mems_and_recount_loop_regs_set.
12662 (scan_loop): Call load_mems directly and loop_regs_scan
12663 again if new registers created.
12665 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12667 * toplev.c (main): Call the front-end specific post_options
12668 hook if one is given.
12669 * toplev.h (struct_lang_hooks, lang_hooks): New.
12670 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
12671 for the C front end.
12672 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
12673 lang_hooks for the C++ front end.
12674 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
12675 lang_hooks for the ObjC front end.
12676 * f/com.c (lang_hooks): Hooks for the Fortran front end.
12677 * java/lang.c (lang_hooks): Hooks for the Java front end.
12679 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12681 * c-lex.c (init_c_lex): Request #define / #undef callbacks
12682 for verbose DWARF[2] debugging.
12683 (cb_define, cb_undef): The new callbacks.
12684 * toplev.h (debug_define, debug_undef): Make const correct.
12685 * toplev.c (debug_define, debug_undef): Similarly. Do not
12686 perform the verbosity tests here anymore.
12688 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
12690 * reload.c (subst_reloads): Take INSN argument. When
12691 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
12692 * reload.h (subst_reloads): Adjust prototype.
12693 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
12694 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
12695 present in JUMP_INSNs and copy them to JUMP_LABEL.
12696 * flow.c (find_label_refs, find_basic_blocks_1): Skip
12697 JUMP_INSNs and insns with REG_LABELs that are followed by
12698 JUMP_INSNs with the same REG_LABEL.
12699 * sched-rgn.c (is_cfg_nonregular): Likewise.
12700 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
12702 * unroll.c (unroll_loop): Look for REG_LABEL notes in
12704 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
12706 2001-01-06 Richard Henderson <rth@redhat.com>
12708 * loop.c (scan_loop): Use xcalloc for the regs array.
12709 (load_mems_and_recount_loop_regs_set): Zero the new memory
12710 received from xrealloc.
12712 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
12714 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
12716 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
12718 * integrate.c (copy_rtx_and_substitute): When copying
12719 an ignored return value, strip REG_FUNCTION_VALUE_P.
12721 2001-01-06 Michael Hayes <mhayes@redhat.com>
12723 * loop.c (debug_biv, debug_giv): New.
12724 (loop_biv_dump): Break out from ...
12725 (record_biv): ... here.
12726 (loop_giv_dump): Break out from ...
12727 (record_giv): ... here.
12728 (loop_bivs_check): Use print_simple_rtl.
12729 * unroll.c (loop_iterations): Use print_simple_rtl.
12731 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12733 * pa.md (return, return_internal): Modify patterns to prevent regrename
12734 mucking with the return pointer.
12736 2001-01-05 Richard Henderson <rth@redhat.com>
12738 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
12740 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
12742 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
12743 version supplied by Matteo Frigo.
12745 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12747 * cpp.texi: Update for -MQ.
12748 * cppinit.c (cpp_create_reader): Always create pfile->deps.
12749 (cpp_cleanup): Always free pfile->deps.
12750 (initialize_dependency_output): Don't create pfile->deps.
12751 (cpp_handle_option): Similarly.
12753 * gcc.c (cpp_options): Handle -MQ.
12754 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12755 * mkdeps.c (base_name): Remove.
12756 (deps_init): Don't allocate vector space until it's needed.
12757 (deps_free): Only free vectors if allocated.
12758 (deps_add_target, deps_add_dep): Update for initial allocation.
12759 (deps_add_default_target): Don't strip to the base_name.
12761 2001-01-05 DJ Delorie <dj@redhat.com>
12763 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
12764 (INIT_EXPANDERS): Define.
12766 * config/v850/v850.c (struct machine_function): Define.
12767 (v850_save_machine_status): New function.
12768 (v850_restore_machine_status): New function.
12769 (v850_return_addr): New function.
12770 (v850_init_expanders): New function.
12772 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
12773 and v850_init_expanders.
12775 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12777 * cpplib.h (struct cpp_reader): Add help_only field.
12778 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
12779 (cpp_handle_option): Set pfile->help_only if we see -h,
12780 --help, -target-help, or --version. Print version string but
12781 do not set help_only if we see -v or -version. Make text
12782 printed by -v match that printed by (-)-version.
12784 * cppmain.c (main): Exit after option parsing if
12785 pfile->help_only is true.
12787 * toplev.c (independent_decode_option): Call print_version,
12788 then exit, if we see --version (but not -version).
12789 (print_version): Split lengthy message into two lines.
12791 2001-01-05 Nick Clifton <nickc@redhat.com>
12793 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
12794 temporary string for initialisation before calling ggc_alloc_string.
12796 2001-01-06 Michael Hayes <mhayes@redhat.com>
12798 * rtl.h (print_simple_rtl): New.
12799 * print-rtl.c (print_simple_rtl): New.
12800 (flag_simple): New.
12801 (print_rtx): Disable printing of flags and modes, etc.,
12802 if `flag_simple` nonzero.
12804 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12806 * function.c (fixup_var_refs): Use push_to_full_sequence where
12809 2001-01-05 Michael Meissner <meissner@redhat.com>
12811 * flags.h (flag_reorder_blocks): Add declaration.
12812 (flag_rename_block): Ditto.
12814 2001-01-05 DJ Delorie <dj@redhat.com>
12816 * function.c (reorder_blocks): Make sure the flags are all reset
12817 before using them to mark blocks, else a second invocation will
12818 corrupt the block chain.
12819 (reorder_blocks_0): New, resets the flags.
12821 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
12823 * cse.c (find_comparison_args): Stop if the argument is known to
12826 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12828 * config/sh/sh.md (movdf): When splitting load into pair of
12829 registers, don't clobber the register used in the address too
12832 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
12834 * varasm.c (mark_constant_pool): Improve initial comments.
12835 (mark_constants): Move marking of constants to mark_constant.
12836 (mark_constant): New function to recursively mark all constants
12837 referred to by a constant.
12839 2001-01-05 Catherine Moore <clm@redhat.com>
12841 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
12843 2001-01-05 Phil Edwards <pme@sources.redhat.com>
12845 * cp/lang-options.h: Bring comment in line with reality.
12846 * f/lang-options.h: Likewise.
12847 * java/lang-options.h: Likewise.
12848 * objc/lang-options.h: Likewise.
12849 * ch/lang-options.h: Likewise.
12850 * f/g77.texi: And update the manual.
12852 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
12853 Denis Chertykov <denisc@overta.ru>
12855 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
12856 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
12857 * config/avr/avr.md (all peepholes that request a scratch register):
12858 Call it, FAIL the peephole if not safe (in interrupt functions).
12860 2001-01-05 Mark Mitchell <mark@codesourcery.com>
12862 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
12864 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
12866 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
12868 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
12869 BUILT_IN_CREAL and BUILT_IN_CIMAG.
12870 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
12871 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
12872 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
12874 * extend.texi: Document these builtins.
12876 2001-01-05 Daniel Berlin <dberlin@redhat.com>
12878 * c-common.c (lang_get_alias_set): Say we know nothing of
12879 VECTOR_TYPE aliasing.
12881 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
12883 2001-01-05 Bruce Korb <bkorb@gnu.org>
12885 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
12886 their x* equivalent versions for atexit-less systems
12887 * fixinc/fixincl.c(main): do not return from main() on atexit-less
12888 systems (or any other system any more).
12890 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
12892 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
12893 output operands. Use arm_hard_register_operand for operand 4.
12894 (stmsi_postinc): Similarly.
12895 (ldmsi): Use arm_hard_register_operand for opernand 2.
12896 (stmsi): Similarly.
12897 * arm.c (arm_hard_register_operand): New function.
12898 * arm-protos.h (arm_hard_register_operand): Prototype it.
12900 * arm.h (HARD_REGNO_RENAME_OK): Define.
12902 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
12904 * simplify-rtx.c (cfc_args): add "unordered" field.
12905 (check_fold_consts): Set unordered field.
12906 (simplify_relational_operation): Simplify the unordered
12909 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
12912 * emit-rtl.c (try_split): Fix code to mark labels.
12913 * jump.c (mark_jump_label): Make global.
12914 * rtl.h (mark_jump_label): Declare.
12916 * predict.c (estimate_probability): Handle unordred comparisons.
12918 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12920 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
12921 * cppinit.c (initialize_dependency_output): Update.
12922 (cpp_finish): Output dummy targets for -MP.
12924 (cpp_handle_option): Handle -MP. Don't quote -MT options.
12925 * cpplib.h (struct cpp_options): Add deps_phony_targets.
12926 * gcc.c (cpp_options): Update to handle -MP.
12927 * mkdeps.c (deps_add_target, deps_add_default_target): Update
12928 to quote only the default target.
12929 (deps_phony_targets): Insert a preceding newline. Rename from
12930 deps_dummy_targets for consistency.
12933 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12935 * calls.c (emit_library_call_value_1): Support
12936 INIT_CUMULATIVE_LIBCALL_ARGS.
12937 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
12939 2001-01-04 Richard Henderson <rth@redhat.com>
12941 * c-decl.c (finish_struct): Detect flexible array members
12942 used in an inappropriate context.
12943 * c-typeck.c (really_start_incremental_init): Special case
12944 constructor_max_index for zero length arrays.
12945 (pop_init_level): Allow initialization of flexible array
12946 members. Deprecate initialization of zero length arrays.
12947 Don't issue missing initializer warning for flexible array
12948 members or zero length arrays.
12949 (process_init_element): Don't dereference null DECL_SIZE.
12950 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
12951 Don't abort for empty constructors. Use size_binop
12952 (output_constructor): Add commentary regarding zero length
12953 array futures. Abort if we try to initialize an array of
12954 unspecified length with a non-empty constructor in the middle
12957 * extend.texi (Zero Length): Update and clarify documentation
12958 on static initialization.
12960 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12962 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
12963 with more than 32767 words of local storage.
12965 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12967 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
12968 for 'abs', 'labs', and 'fabs'.
12969 (c4x_expand_builtin): Likewise.
12970 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
12972 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12974 * config/sh/sh.md (prget, prset): New insn types.
12975 (return delay slot): Dont' allow prset.
12976 (call, sfunc delay slot): Don't allow prget.
12977 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
12978 for prset and prget.
12980 2001-01-05 Michael Hayes <mhayes@redhat.com>
12982 * loop.h (struct loop_reg): New.
12983 (struct loop_regs): Change to use array of `struct loop_reg'.
12984 * loop.c: Replace assortment of varrays with single regs array.
12985 (count_one_set): Delete may_not_move array argument
12986 and use regs array instead. All caller's changed.
12987 (count_loop_regs_set): Delete may_not_move and single_usage
12988 arguments and use regs array instead. All caller's changed.
12989 (find_single_use_in_loop): Replace usage array argument with pointer
12990 to regs structure. All caller's changed.
12991 (loop_optimize): Delete `moved_once' array.
12993 2001-01-05 Michael Hayes <mhayes@redhat.com>
12995 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
12996 Use it instead of loop_info->has_call for scanning loop mems.
12997 (check_dbra_loop): Replace loop_info->has_call test with
12998 loop_info->has_nonconst_call.
13000 2000-01-04 Matthew Hiller <hiller@redhat.com>
13002 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13005 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13007 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13008 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13010 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13012 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13013 (flag_short_double, flag_short_wchar): Define.
13014 (c_common_nodes_and_builtins): Create many tree nodes shared
13015 between C and C++ here instead of in cp/decl.c and ...
13016 * c-decl.c (init_decl_processing): ... here.
13017 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13018 (flag_short_double, flag_short_wchar): Don't define.
13019 (record_builtin_type): New function.
13020 (build_void_list_node): New function.
13021 * c-common.h (flag_short_double, flag_short_wchar,
13022 record_builtin_type, build_void_list_node): Declare.
13024 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13026 * integrate.c (expand_inline_function): Don't put a virtual
13027 register into the reg map.
13029 * function.c (fixup_var_refs_1): If force_operand didn't put
13030 the address into the target, move it there.
13032 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13034 Special-case tree_decl/tree_list allocations.
13035 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13036 (OBJECT_SIZE): New macro.
13037 (NUM_EXTRA_ORDER): Likewise.
13038 (extra_order_size_table): New variable.
13039 (NUM_ORDERS): New macro.
13040 (objects_per_page_table): New variable.
13041 (object_size_table): New variable.
13042 (G.pages): Use NUM_ORDERS to bound the array.
13043 (G.page_tails): Likewise.
13044 (DIV_ROUND_UP): Remove.
13045 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13046 (alloc_page): Use OBJECT_SIZE.
13047 (size_lookup): Don't make it const.
13048 (ggc_alloc): Use OBJECT_SIZE.
13049 (ggc_set_mark): Likewise.
13050 (ggc_get_size): Likewise.
13051 (init_ggc): Set up the object_size_table, objects_per_page_table,
13052 and adjust size_lookup.
13053 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13054 (ggc_pop_context): Use NUM_ORDERS.
13055 (clear_marks): Likewise.
13056 (sweep_pages): Likewise.
13057 (poison_pages): Likewise.
13058 (ggc_print_statistics): Use OBJECT_SIZE.
13060 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13062 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13063 Only call array_size_for_constructor if last field and array type
13064 with no upper bound.
13066 2001-01-04 Philip Blundell <philb@gnu.org>
13068 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13069 from bit 31 downwards, if this requires no more insns.
13070 (count_insns_for_constant): New helper function for above.
13072 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13074 * gencodes.c (output_predicate_decls): Remove empty initializer.
13076 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13078 * tree.c (copy_node): Remove documentation about obstacks.
13079 (buidl1): Check that nobody tries to build 2-argument nodes this
13082 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13084 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13087 * gencodes.c (output_predicate_decls): Fill empty initializer
13090 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13092 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13093 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13095 (do_include): Handle missing headers like cpp0.
13096 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13097 paths with first include pathname. Don't strcat to uninitialized
13100 2001-01-04 Bernd Schmidt <bernds@redhat.com>
13102 * regrename.c (regrename_optimize): Don't rename from frame pointer
13103 if frame_pointer_needed.
13104 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
13105 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
13106 (ia64_reorg): Use it instead of scheduling if ! optimize.
13107 (errata_emit_nops): Properly call asm_noperands.
13108 (ia64_sched_reorder): Finish cycle if we see an asm.
13109 (ia64_variable_issue): Clear scheduling state after asms.
13111 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
13113 * cpp.texi: Update for -MT.
13114 * cppinit.c (initialize_dependency_output): Add a default
13115 target if none has been given already.
13116 (no_tgt, OPT_MT): New.
13117 (cpp_handle_option): Handle -MT. Update -M etc.
13118 * cpplib.h (struct cpp_options): Remove deps_target.
13119 * gcc.c (cpp_options): Handle -MT.
13120 * mkdeps.c (struct deps): Move from mkdeps.h.
13121 (deps_calc_target): Rename deps_add_default_target. Add a
13122 default target if none has been specified already.
13123 * mkdeps.h (struct deps): Move to mkdeps.c.
13124 (deps_calc_target): Rename deps_add_default_target.
13126 2000-01-03 Richard Henderson <rth@redhat.com>
13128 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
13130 * c-typeck.c (push_init_level): Move checks for flexible array
13131 members and zero length arrays ...
13132 (pop_init_level): ... here. Silently discard empty initializations.
13134 * varasm.c (output_constructor): Update for sizeof change to
13135 zero-length arrays.
13137 * extend.texi (Zero Length): Clarify semantics.
13139 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13141 * configure.in (tm.h): Include isns-codes.h last.
13142 * configure: Rebuilt.
13144 2001-01-03 Richard Henderson <rth@redhat.com>
13146 * config/alpha/alpha.md (addvsi3, addvdi3): New.
13147 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
13149 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13151 * tradcpp.c (main): Make sure finclude() is called with a valid
13152 indepth value while handling -include.
13154 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13156 * gencodes.c (output_predicate_decls): New function.
13158 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
13159 even if it is not the first time machmode.h is #included.
13160 * config/sh/sh.c (fpul_operand): Declare MODE argument.
13161 * tm.texi (PREDICATE_CODES): Document predicate declarations.
13162 * gcc.texi (Copyright): Added 2001.
13164 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13166 * c-common.c (c_common_lang_init): New function. Warn if format
13167 warning options which only have effects when used with -Wformat
13168 are used without -Wformat.
13169 * c-common.h (c_common_lang_init): Declare.
13170 * c-lang.c (lang_init): Call c_common_lang_init.
13171 * objc/objc-act.c (lang_init): Call c_common_lang_init.
13173 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13175 * configure.in: Check for the mktemp command.
13176 * configure: Regenerate.
13177 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
13178 $TEMP. Create temporary files with mktemp, if available at
13179 configure time; otherwise use set -C. Remove temporary files
13182 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13184 * configure.in: Require at least texinfo 4.0. Check for whether
13185 Pod::Man is sufficiently recent to regenerate GCC manpages.
13186 * configure: Regenerate.
13187 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
13189 (GENERATED_MANPAGES): Define.
13190 (generated-manpages): New target. Depend on cpp.1 as well as
13192 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
13193 configure to generated-manpages or empty) rather than on the
13194 manpages directly. Remove execute permission from installed
13195 gcov.1 as well as cpp.1.
13196 * cpp.1, gcov.1: Regenerate.
13198 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13200 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13201 tree_low_cst. Allow using cmpstrsi in more cases.
13203 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13205 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13208 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13210 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13211 * Makefile.in (HOST_CFLAGS): Mention build-make.
13213 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13215 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13218 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13220 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
13223 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
13226 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
13227 reg_base_value and reg_known_value arrays.
13228 (init_alias_analysis): Add more cases to detect known values.
13229 * sched-deps.c (deps_may_trap_p): New function.
13230 (sched_analyze_2): Use it.
13232 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13234 * combine.c (simplify_shift_const): Even if we're sign-extracting,
13235 don't discard an ASHIFTRT if we're shifting in a wider mode.
13237 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
13239 * toplev.c (rest_of_compilation): Don't print basic block information
13240 when CFG isn't up to date.
13242 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
13244 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
13245 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
13246 (UNALIGNED_SHORT_ASM_OP): Define.
13247 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
13249 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13251 * fold-const.c (fold_convert): Fix typo.
13253 2001-01-02 Richard Henderson <rth@redhat.com>
13255 * c-common.h (ASM_INPUT_P): New.
13256 * c-parse.in (asm): Set it when needed.
13257 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
13258 existance of an operand.
13260 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
13262 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
13263 (dwarf2out_frame_debug_expr): Likewise.
13264 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
13266 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
13268 * i386.c (ix86_split_to_parts): Return number of part required;
13270 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
13272 (ix86_split_long_move): Use number of part returned
13273 by ix86_split_to_parts
13274 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
13276 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
13277 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
13278 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
13279 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
13280 (ALIGN_MODE_128): Add TFmode.
13281 (IS_STACK_MODE): Likewise.
13282 (HARD_REGNO_NREGS): TFmode needs 3 registers.
13283 (HARD_REGNO_OK): Support TFmodes.
13284 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
13285 * i386.md (scheduler definitions): Use memory operand to determine
13286 fst/fld instructions; use mode attribute to determine real mode of
13288 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
13289 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
13291 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13293 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
13295 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13297 * expr.c (store_constructor_field): Update ALIGN before calling
13300 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13302 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
13305 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13307 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
13310 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13312 * c-decl.c (start_function): Don't warn on third parameter to main.
13314 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13316 * tsystem.h: Define HAVE_DECL_GETOPT.
13318 2001-01-02 Philip Blundell <pb@futuretv.com>
13320 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
13323 2001-01-02 Richard Henderson <rth@redhat.com>
13325 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
13327 2001-01-02 Andreas Jaeger <aj@suse.de>
13329 * c-decl.c (c_decode_option): Remove support of
13330 -Wmissing-noreturn.
13332 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
13333 (W_options): Add -Wmissing-noreturn here.
13335 * flow.c: Define lang_missing_noreturn_ok_p.
13336 (check_function_return_warnings): Use it.
13338 * c-common.h: Declare lang_missing_noreturn_ok_p.
13340 * c-lang.c (c_missing_noreturn_ok_p): New function.
13341 (lang_init): Set lang_missing_noreturn_ok_p.
13343 * invoke.texi (Warning Options): Document this.
13345 2000-12-27 Phil Edwards <pme@sources.redhat.com>
13347 * extend.texi (C++ Extensions): New node for C++ attributes;
13348 describe init_priority and com_interface.
13349 * invoke.texi: Remove -finit-priority as it now has zero effect.
13350 * install.texi: Fix xref syntax.
13351 * md.texi: Likewise.
13353 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13355 * config.gcc (sparc64-wrs-vxworks*): New case.
13356 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
13358 * config/sparc/sparc.c (sparc_override_options): Do support different
13359 pointer and architecture size.
13360 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
13361 (POINTERS_EXTEND_UNSIGNED): Define.
13362 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
13363 (FUNCTION_MODE): Define to be Pmode.
13364 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
13366 * function.c (expand_function_end): Properly handle DECL_RESULT
13367 and copy when ptr_mode != Pmode.
13368 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
13370 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13372 * c-common.c (c_common_nodes_and_builtins): Set prototype
13373 parameters for __builtin_fputs, __builtin_fputc and
13374 __builtin_fwrite. Don't declare plain fputc as a builtin.
13376 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
13378 * loop.c (add_label_notes): Increment the label usage count when
13379 a note is added to an insn which refers to a CODE_LABEL.
13380 * gcse.c (add_label_notes): Likewise.
13382 2001-01-01 Andreas Jaeger <aj@suse.de>
13384 * loop.c (scan_loop): Use xmalloc to allocate movables.
13386 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13388 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
13389 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
13390 * reload1.c (REGISTER_MOVE_COST): Likewise.
13391 * regclass.c (REGISTER_MOVE_COST): Likewise.
13392 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
13393 dimension. Adjust all users.
13394 (init_reg_sets_1): Iterate on all modes.
13395 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
13396 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
13397 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
13398 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
13399 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
13400 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
13401 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
13402 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
13403 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
13404 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
13405 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
13406 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
13407 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
13408 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
13409 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
13410 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
13411 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
13412 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
13413 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
13414 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
13415 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
13416 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
13417 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
13418 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
13419 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
13420 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
13421 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
13423 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13425 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
13426 arg VARIES_P. Call it with extra arg.
13427 (true_dependence): Likewise.
13428 * rtl.h (rtx_addr_can_trap_p): Declare.
13429 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
13431 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
13432 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
13433 pic offset table register if it's zero. All callers changed.
13434 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
13436 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13438 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
13439 STRING_POOL_ADDRESS_P.
13441 * config/sparc/sparc.c (input_operand): Properly test for short op.
13443 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
13444 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
13445 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
13446 * config/sparc/elf.h: No longer include sol2.h.
13447 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
13448 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
13450 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
13452 2001-01-01 Michael Hayes <mhayes@redhat.com>
13454 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
13455 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
13456 (record_initial): Likewise.
13457 * unroll.c (copy_loop_body, loop_iterations): Likewise.
13458 (remap_split_bivs): Likewise.
13460 2001-01-01 Michael Hayes <mhayes@redhat.com>
13462 * loop.c (loop_ivs_free): New function.
13463 (strength_reduce): Break out from...
13465 2001-01-01 Michael Hayes <mhayes@redhat.com>
13467 * loop.h (struct iv): New.
13468 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
13469 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
13470 'reg_biv_class' fields with 'regs' and 'n_regs'.
13471 (struct ivs): Rename 'loop_iv_list' field to 'list'.
13472 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
13473 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
13475 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
13477 * resource.c (mark_referenced_resources): Abort() before
13478 attempting to mark a pseudo register.
13479 (mark_set_resources): Likewise.
13481 2001-01-01 Michael Hayes <mhayes@redhat.com>
13483 * loop.h (REG_IV_CLASS): New accessor macro.
13484 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
13485 * unroll.c (REG_IV_CLASS): Likewise.
13487 See ChangeLog.4 for earlier changes.