1 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
3 * c-decl.c (init_decl_processing):
4 Don't call start_identifier_warnings.
5 * flags.h (warn_id_clash, id_clash_len): Remove.
6 * stringpool.c: Don't include flags.h.
7 (scan_for_clashes, do_identifier_warnings,
8 start_identifier_warnings): Remove.
9 * toplev.c (warn_id_clash, id_clash_len): Remove.
10 (display_help): Don't document -Wid-clash.
11 (decode_W_option): Print warning on -Wid-clash.
12 * tree.h (start_identifier_warnings): Remove.
13 * invoke.texi: Remove documentation of -Wid-clash.
15 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
19 2001-05-27 Bruce Korb <bkorb@gnu.org>
21 * fixinc/check.tpl(HACK) add and use a Scheme variable
22 (has no test text): error out if no "test_text" is defined
23 * fixinc/fixincl.tpl: likewise
24 (FIXIDX): make it an enumeration so we minimize diffs
25 * fixinc/inclhack.def: re-alphabetize and add sort instructions
26 * fixinc/fixincl.x: regenerate
27 * fixinc/tests/base/stdio.h: test output got moved due to
29 * README-fixinc: rewrite (mostly)
31 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
33 * cpplib.c (run_directive): Set pfile->directive.
35 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
37 * c-tree.texi: Reformat the manual as a single chapter now
39 * gcc.texi: Include c-tree.texi. Merge all indexes.
40 * Makefile.in (dvi): Add generation for the cppinternals
41 documentation. Added dependencies on fdl.texi and c-tree.texi
42 where appropriate. Use TEXI2DVI instead of custom tex calls.
43 (info): Added dependencies on fdl.texi and c-tree.texi where
44 appropriate. Remove the target c-tree.info.
46 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
48 * combine.c (try_combine): Fix typo in comment.
49 * expr.c (expand_expr): Likewise.
50 * config/i370/i370.md (untyped_call): Likewise.
52 2001-05-26 Bruce Korb <bkorb@gnu.org>
54 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
55 when fixincl is operating in test mode
56 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
57 (AAB_ultrix_limits): remove redundant text
58 (AAB_ultrix_memory): ditto
59 (AAB_ultrix_string): ditto
60 (djgpp_wchar_h): fix the test text
61 (irix_stdio_va_list): add test text
62 (irix_limits_const): add a testing output file (limits.h is overwritten)
63 (strict_ansi_not_ctd): put limits.h second in list for same reason
64 (solaris27_mutex_init): test text needed selection text, too
66 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
67 when fixincl is operating in test mode
69 2001-05-26 Philip Blundell <philb@gnu.org>
71 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
72 * config/i960/i960-protos.h: Likewise.
73 * config/i370/i370-protos.h: Likewise.
74 * config/h8300/h8300-protos.h: Likewise,
75 * config/sh/sh-protos.h: Likewise.
76 * config/v850/v850-protos.h: Likewise.
78 2001-05-26 Philip Blundell <philb@gnu.org>
80 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
82 2001-05-25 Zack Weinberg <zackw@stanford.edu>
84 * toplev.c (debug_args, f_options, W_options): Mark
85 descriptions for translation.
86 (display_help): Translate descriptions on output.
88 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
89 objc/lang-options.h: Mark descriptions for translation.
91 * aclocal.m4: Quote final argument of patsubst. Use
92 3-argument form of AC_DEFINE. Restore quotes to [] while
94 * configure.in: Remove unnecessary changequote calls.
95 * configure, config.in: Regenerate.
97 2001-05-25 Sam TH <sam@uchicago.edu>
99 * basic-block.h: Fix header include guards.
100 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
101 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
102 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
103 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
104 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
105 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
106 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
107 varray.h version.h: Likewise.
108 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
109 config/arm/arm.h config/c4x/c4x-protos.h
110 config/h8300/h8300-protos.h config/h8300/h8300.h
111 config/i370/i370-protos.h config/i370/i370.h
112 config/i960/i960-protos.h config/mcore/mcore.h
113 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
114 config/v850/v850-protos.h config/v850/v850.h: Likewise.
115 * fixinc/fixlib.h fixinc/server.h: Likewise.
117 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
119 * config/arc/initfini.c (.init): Fix typo.
121 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
123 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
125 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
127 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
129 2001-05-25 Richard Henderson <rth@redhat.com>
131 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
133 2001-05-25 Richard Henderson <rth@redhat.com>
135 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
136 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
137 (sparc*-*-solaris2): Likewise.
138 * config/t-linux: Remove shared libgcc macros.
139 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
140 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
142 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
144 * config.gcc (*-*-freebsd*): Report bad configuration.
146 2001-05-25 David Edelsohn <edelsohn@gnu.org>
148 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
150 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
152 (ASM_OUTPUT_LABELREF): Delete.
154 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
156 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
157 strict_ansi_only): Don't run if stdc_0_in_system_headers.
158 * fixinc/fixincl.x: Regenerate.
159 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
160 (FIX_TEST_TABLE): Declare it.
161 * fixinc/fixlib.h: Include config.h.
163 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
165 * fixinc/inclhack.def (alpha___assert): Change char * args to
166 const char * on Tru64 UNIX to avoid excessive warnings from
168 * fixinc/fixincl.x: Regenerate.
170 2001-05-25 Geoff Keating <geoffk@redhat.com>
172 * dbxout.c (dbxout_symbol): Invert previous patch, which was
173 outputting a tag only for variable-size records.
175 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
177 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
178 instead of rtx_equal_p for early clobber test.
180 2001-05-26 Mark Mitchell <mark@codesourcery.com>
182 * builtins.def: Encode additional information, such as names and
184 * builtin-types.def: New file.
185 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
186 (built_in_decls): Likewise. Don't explicitly initialize global
188 (expand_builtin_mathfn): Handle float and long double variants of
190 (expand_builtin): Likewise.
191 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
192 (expand_tree_builtin): Handle long, long long, float, and long
193 double variants of math functions.
194 * c-common.h (c_tree_index): Remove some unused nodes.
195 (void_ftype): Remove.
196 (void_type_ptr): Likewise.
197 (int_ftype_int): Likewise.
198 (ptr_ftype_sizetype): Likewise.
199 * c-decl.c (init_decl_processing): Remove creation of DWARF
201 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
202 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
203 * Makefile.in (c-common.o): Depend on builtin-types.def.
205 2001-05-25 Dale Johannesen <dalej@apple.com>
207 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
209 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
211 * c-parse.in (notype_initdcl): Remove redundant line.
213 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
215 * aclocal.m4: Fixed typo.
216 (gcc_AC_HEADER_STDBOOL): Define.
217 (gcc_AC_C__BOOL): Define.
218 * configure.in: Use them.
219 (AC_CHECK_HEADERS): Remove stdbool.h
220 * configure, config.in: Regenerate.
222 2001-05-25 Richard Henderson <rth@redhat.com>
224 * function.c (expand_function_start): Don't abort on PARALLEL
225 returns from hard_function_value.
227 2001-05-25 Richard Henderson <rth@redhat.com>
229 * config/i386/i386.md: Revert previous change. Do not apply
230 the peephole if the components do not die after the sequence.
232 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
234 * c-parse.in (array_declarator): New. Handle C99 constructs.
235 Don't restrict [*] declarators to C only.
236 (after_type_declarator, parm_declarator_starttypename,
237 parm_declarator_nostarttypename, notype_declarator,
238 direct_absdcl1): Use it.
239 * c-decl.c (build_array_declarator, set_array_declarator_type):
240 New functions. Warn that [*] isn't properly implemented; pedwarn
241 for [*] outside C99 mode if pedantic rather than giving a hard
243 (grokdeclarator): Handle static and type qualifiers in parameter
245 * c-tree.h (build_array_declarator, set_array_declarator_type):
247 * extend.texi (Attribute Syntax): Document attributes in parameter
250 2001-05-25 Mark Mitchell <mark@codesourcery.com>
252 * config/i386/i386.md: Make sure cmpstr peepholes do not
253 affect liveness information.
255 2001-05-24 Mark Mitchell <mark@codesourcery.com>
257 * c-typeck.c (digest_init): Issue error messages about
258 invalid constants, not warnings.
260 2001-05-24 Mark Mitchell <mark@codesourcery.com>
262 * invoke.texi (-fno-builtin): Document that this is always on
265 2001-05-24 Philip Blundell <philb@gnu.org>
267 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
270 2001-05-24 Philip Blundell <philb@gnu.org>
272 * config/arm/arm.c (output_return_instruction): Correctly handle
273 interworking and interrupt functions.
275 2001-05-24 Philip Blundell <philb@gnu.org>
277 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
278 -m{no-}sched-prolog. Fix typos and improve formatting.
280 2001-05-24 Philip Blundell <philb@gnu.org>
282 * invoke.texi (ARM Options): Improve wording slightly. Add
283 documentation for more options, including those for Thumb mode.
284 Don't mention options that don't exist or are unimplemented.
285 (Thumb Options): Delete; merged into above section.
287 2001-05-24 Geoff Keating <geoffk@redhat.com>
289 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
290 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
292 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
294 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
295 fix hard register simplification.
297 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
299 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
300 of just copying CPP_CPU_SPEC.
302 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
304 * i386.c (incdec_operand): Accept only 1 and -1.
306 2001-05-23 Kelley Cook <kelley.cook@home.com>
308 * Makefile.in: Move many of the *_H definitions eariler in the
309 file, so that rules in t-* files that use them for
310 dependencies will work in a parallel build.
311 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
313 2001-05-23 Richard Henderson <rth@redhat.com>
315 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
317 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
319 * cpp.texi: Update for handling of charconsts.
320 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
321 diagnostics. Skip to the end if the UCS is too short.
322 (cpp_interpret_charconst): Long charconsts issue a warning
325 2001-05-23 Richard Henderson <rth@redhat.com>
327 * doc/install.texi (alpha-linux): Require binutils 2.11.
329 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
331 * c-lex.c (read_escape, read_ucs): Delete.
332 (lex_string): Use cpp_parse_escape.
333 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
334 if not C++ or not C99. Warn if traditional.
335 (parse_escape): Rename cpp_parse_escape. Make the bitmask
336 unsigned. Warn for out-of-range escape sequences here.
337 Update to use maybe_read_ucs.
338 (cpp_interpret_charconst): Don't warn here.
339 * cpplib.h (cpp_parse_escape): New exported function.
341 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
343 * extend.texi (Attribute Syntax): Clarify application of
344 attributes to parameters declared as functions or arrays.
346 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
348 * dbxout.c (dbxout_type_methods): Do still group methods by name.
350 2001-05-23 Zack Weinberg <zackw@stanford.edu>
352 * diagnostic.c (vnotice): Kill.
353 (fnotice): Call vfprintf directly.
354 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
355 verbatim, set_diagnostic_context): Rename string argument to
356 indicate that it is run through gettext.
357 (vbuild_message_string, build_message_string, output_do_printf):
358 Rename string argument to indicate that it is NOT run through
360 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
361 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
362 Run msgid argument through gettext.
363 (default_print_error_function): Run constant strings through
364 gettext when nothing else will.
365 (fatal_error, internal_error, error_recursion): Use fnotice.
366 Present complete sentences to gettext.
368 2001-05-23 Mark Mitchell <mark@codesourcery.com>
370 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
372 2001-05-23 Richard Henderson <rth@redhat.com>
374 * function.c (expand_function_start): Always use a pseudo
375 for the function result value.
377 2001-05-22 Richard Henderson <rth@redhat.com>
379 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
380 section pointer alignment.
382 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
384 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
385 of __USER_LABEL_PREFIX__.
387 2001-05-22 Richard Henderson <rth@redhat.com>
389 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
390 (__deregister_frame_info_bases): New.
391 * unwind-dw2-fde.h: Declare it.
392 * libgcc-std.ver: Export it.
393 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
394 called __register_frame_info_bases.
396 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
398 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
399 instead of #elif (which is OK for this case but not in general).
401 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
403 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
404 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
405 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
406 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
407 "r2" to the assembly file. Only issue allocs with non-zero parameters.
409 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
410 David O'Brien <obrien@freebsd.org>
412 * config/freebsd.h (LIB_SPEC): Key the exact setting to
413 configure-time options and target version of FreeBSD. Set-up
414 to match architectural change in threading support. Correctly
415 report when -pthread option is not supported by configure-time
417 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
418 and extend to encode target version number in run-time setting
419 of __FreeBSD__ macro to match the system compiler.
420 (CPP_PREDEFINES): Likewise.
421 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
423 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
424 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
426 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
427 David O'Brien <obrien@freebsd.org>
429 * config.gcc (the unlabeled system switch statement): Add
430 generic configuration section to handle *-*-freebsd*. Also,
431 to match the system compiler, default to threading support (it
432 may be disabled with the standard --disable-threads
433 configuration-time switch).
434 (i[34567]86-*-freebsd* in machine-specific section): Use it.
435 (alpha*-*-freebsd* in machine-specific section): Likewise.
437 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
438 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
439 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
440 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
441 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
443 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
444 David O'Brien <obrien@freebsd.org>
446 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
447 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
448 -pthread instead setting macro.
450 2001-05-22 Richard Henderson <rth@redhat.com>
452 * crtstuff.c (__register_frame_info_bases): Declare.
453 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
454 (__do_global_dtors_aux, __do_global_dtors): Streamline.
456 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
457 (CRT_GET_RFIB_DATA): New.
458 * config/i386/sysv4.h: Likewise.
459 * config/i386/sco5.h: Likewise.
460 (ASM_PREFERRED_EH_DATA_FORMAT): New.
462 2001-05-22 Richard Henderson <rth@redhat.com>
464 * rtl.c (read_string): Break out from ...
465 (read_rtx): ... here.
467 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
469 * doc/install.texi (Specific): Remove a bogus and duplicate part
470 copied from the end of the document.
472 2001-05-22 Bernd Schmidt <bernds@redhat.com>
474 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
476 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
478 * install.texi: Remove obsolete information on SunOS as well as
479 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
480 (Installing GNU CC on the Sun): Remove section.
482 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
484 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
485 keep errno unchanged on success.
487 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
489 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
490 once for hexadecimal floats, whether or not they contain a decimal
491 point. Don't let the setting of pedantic otherwise affect the
492 parsing of hexadecimal floats.
494 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
496 * README.ACORN: Remove obsolete file.
498 2001-05-22 Jan Hubicka <jh@suse.cz>
500 * combine.c (gen_binary): Use swap_commutative_operands_p
501 (simplify_comparison): Likewise.
502 * expmed.c (emit_store_flag): Likewise.
503 * expr.c (compare_from_rtx): Likewise.
504 (do_compare_rtx_and_jump): Likewise.
505 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
506 if not emitting a branch and operands want swapping.
508 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
510 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
511 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
512 (maybe_get_identifier): Update.
513 * tree.h (make_identifier): Delete.
515 2001-05-21 Richard Henderson <rth@redhat.com>
517 * combine.c (subst): Do not substitute for a register as
518 a destination subreg/strict_low_part/zero_extract.
520 * combine.c (simplify_comparison): Update op1 after constant
522 * recog.c (const_int_operand): Accept only constants valid
524 * genrecog.c: Update comments wrt const_int_operand.
526 * emit-rtl.c (init_emit_once): Zero unused memory in a
529 2001-05-21 Mark Mitchell <mark@codesourcery.com>
531 * tree.h (type_num_arguments): Declare it.
532 * tree.c (type_num_arguments): New function.
534 2001-05-21 Richard Henderson <rth@redhat.com>
536 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
539 2001-05-21 Geoff Keating <geoffk@redhat.com>
541 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
543 (minsf3): Use rs6000_emit_minmax.
544 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
546 (movsfcc): Use rs6000_emit_cmove.
547 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
548 Don't generate emit_fselsfsf4.
549 (fseldfsf4): Likewise.
550 (maxdf3): Use rs6000_emit_minmax.
552 (mindf3): Use rs6000_emit_minmax.
553 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
555 (movdfcc): Use rs6000_emit_cmove.
556 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
557 Don't generate emit_fselsfsf4.
558 (fselsfdf4): Likewise.
559 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
560 (min_max_operator): New predicate.
561 (rs6000_emit_cmove): New function.
562 (rs6000_emit_minmax): New function.
563 * config/rs6000/rs6000-protos.h: Prototype new functions.
564 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
565 and min_max_operator.
567 * config/rs6000/rs6000.c (output_cbranch): Handle all
568 conditional types in the switch statement.
570 2001-05-21 Mark Mitchell <mark@codesourcery.com>
572 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
573 non-register variables.
574 * extend.texi: Document that asm-specifications do not make sense
575 for non-static local variables.
577 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
579 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
580 (dbxout_type_fields): Lose minimal_debug support.
581 (dbxout_type_methods, dbxout_type): Likewise.
583 2001-05-17 Andrew Haley <aph@redhat.com>
585 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
587 2001-05-21 Richard Henderson <rth@redhat.com>
589 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
592 2001-05-20 Richard Henderson <rth@redhat.com>
594 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
595 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
596 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
597 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
598 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
600 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
601 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
602 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
603 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
604 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
605 DEBUG_PUBNAMES_SECTION): Rename as above.
606 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
608 2001-05-20 Richard Henderson <rth@redhat.com>
610 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
611 operands unless the operation is commutative.
613 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
615 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
618 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
620 * extend.texi: Clarify documentation of extensions included in ISO
621 C99. Prefer C99 terminology and syntax to old GNU terminology and
622 syntax. Add more index entries. Document mixed declarations and
623 code as an extension in C89 mode. Warn about future changes to
624 semantics of inline functions. Fixes PR other/930.
626 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
628 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
629 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
630 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
631 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
633 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
635 2001-05-20 Richard Henderson <rth@redhat.com>
637 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
638 to be output before a branch.
640 2001-05-20 Richard Henderson <rth@redhat.com>
642 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
644 2001-05-20 Richard Henderson <rth@redhat.com>
646 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
647 (ASM_DOUBLE): Remove.
648 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
649 * config/i386/sun386.h: Likewise.
651 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
652 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
654 * config/i386/cygwin.h (INT_ASM_OP): Remove.
655 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
656 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
657 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
659 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
660 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
661 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
662 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
663 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
664 * config/i386/win32.h: Likewise.
666 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
668 * invoke.texi: Add more options to summary list.
670 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
672 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
673 used. Fixes PR c/2291.
676 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
678 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
679 the -fpic and -fPIC options, clear flag_pic.
681 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
683 * hashtable.c (calc_hash): Fix HASHSTEP definition.
684 * stringpool.c (make_identifier): No statistics here anymore.
685 * objc-act.c (steup_string_decl): Remove redundant check.
687 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
689 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
690 cpplib.o, cpphash.o, fix-header): Update.
691 (hashtable.o): New target.
692 * c-common.h: Include cpplib.h. Define C_RID_CODE and
693 struct c_common_identifier here.
694 * c-lang.c (c_init_options): Update. Call set_identifier_size.
695 * c-lex.c (c_lex): Update.
696 * c-pragma.h: Update.
697 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
699 (C_RID_CODE): Delete.
700 * cpphash.c: Rewrite to use hashtable.c.
701 * cpphash.h: Update include guards.
702 (struct cpp_reader): Remove hashtab.
703 hash_ob and buffer_ob are no longer pointers. Add hash_table
705 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
706 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
707 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
708 * cppinit.c (cpp_create_reader): Update.
709 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
710 (cpp_interpret_charconst): Eliminate warning.
711 * cpplib.c (do_pragma, do_endif, push_conditional,
712 cpp_push_buffer, cpp_pop_buffer): Update.
713 (_cpp_init_stacks): Rename cpp_init_directives.
714 (_cpp_cleanup_stacks): Remove.
715 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
716 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
717 cpp_forall_identifiers, cpp_create_reader): Update.
718 (C_RID_CODE, cpp_make_node): New.
719 (c_common_identifier): New identifier node for C front ends.
720 * cppmain.c (main): Update.
721 * fix-header.c (read_scan_file): Update.
722 * flags.h (id_clash_len): Make unsigned.
723 * ggc.h (ggc_mark_nonnull_tree): New.
726 * stringpool.c: Update comments and copyright. Update to use
728 * toplev.c (approx_sqrt): Move to hashtable.c.
729 (id_clash_len): Make unsigned.
730 * toplev.h (ident_hash): New.
731 * tree.c (gcc_obstack_init): Move to hashtable.c.
732 * tree.h: Include hashtable.h.
733 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
734 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
735 (struct tree_identifier): Update.
736 (make_identifier): New.
738 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
739 (C_RID_CODE): Remove.
740 * lex.c (cxx_init_options): Call set_identifier_size. Update.
741 (init_parse): Don't do it here.
743 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
745 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
747 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
749 (expand_eh_return): Convert between word_mode and Pmode.
750 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
752 (execute_stack_op): Likewise.
753 (execute_cfa_program): Likewise.
754 (uw_frame_state_for): Likewise.
755 (uw_update_context_1): Likewise.
756 * unwind.inc (_Unwind_Reason_Code): Likewise.
757 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
758 (EH_RETURN_STACKADJ_RTX): Likewise.
759 * config/mips/mips.c (compute_frame_size): Make space for saving
761 (mips_expand_epilogue): Handle EH stack adjustments.
762 * config/mips/mips.md (eh_return): New pattern.
763 (eh_set_lr_si): Likewise.
764 (eh_set_lr_di): Likewise.
765 Add splitter to perform EH return after reload.
767 2001-05-19 Mark Mitchell <mark@codesourcery.com>
769 * jump.c (mark_jump_label): Tidy previous change.
771 2001-05-19 Bruce Korb <bkorb@gnu.org>
773 * fixinc/genfixes: no need for two warnings
774 * fixinc/Makefile.in: open stdin for those building with a closed one.
776 2001-05-19 Mark Mitchell <mark@codesourcery.com>
778 * jump.c (jump_optimize_1): Tidy.
779 (mark_jump_label): When changing the label in a LABEL_REF, change
780 update any REG_EQUAL notes as well.
782 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
784 * c-parse.in (parm_declarator): Split into
785 parm_declarator_starttypename and parm_declarator_nostarttypename.
786 (parm_declarator_starttypename, parm_declarator_nostarttypename):
787 New. Allow parenthesised sub-declarators which don't begin with a
788 TYPENAME. Fixes PR c/166.
790 2001-05-19 Mark Mitchell <mark@codesourcery.com>
792 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
794 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
796 * toplev.c (main): If the target does not allow profiling without
797 a frame pointer, issue an error message.
798 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
801 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
803 * recog.c (general_operand): Modify last change to allow it if reload
806 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
808 * recog.c (general_operand): Prohibit nonzero subreg bytes on
809 subregs containing mem.
811 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
813 * regrename.c (regrename_optimize): frame pointer register can
816 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
818 * README.DWARF: Move into dwarfout.c.
820 2001-05-18 Dale Johannesen <dalej@apple.com>
822 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
823 specific misuse of r0 as a reload address.
825 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
827 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
830 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
832 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
833 (add_to_sequence): Make that decision type.
834 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
835 (write_switch, write_cond, debug_decision_2): Likewise.
837 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
839 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
842 2001-05-18 Stan Shebs <shebs@apple.com>
844 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
845 * configure: Regenerate.
847 2001-05-18 Per Bothner <per@bothner.com>
849 Changes needed for java/jvspec.c
850 * gcc.h (n_infiles, outfiles): Add declarations.
851 * gcc.c (n_infiles, outfiles): Mske no longer static.
853 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
855 * config/pa/som.h (EXCEPTION_SECTION): Define.
857 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
859 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
861 Add have_location_lists, a variable to determine whether we need a
862 .debug_loc section or not.
863 (enum dw_val_class): Add dw_val_class_loc_list.
864 (dw_val_struct): Add val_loc_list.
865 (dw_loc_list_struct): New structure, represents location lists.
866 (new_loc_list): New function, return a new location list, given
867 the range and location expression.
868 (add_loc_descr_to_loc_list): New function, add a location
869 expression to a location list, given the expression and range.
870 (output_loc_list): New function, output a location list.
871 (gen_internal_sym): Modified to take symbol prefix, so we can
872 reuse it for location list symbols.
873 (add_AT_loc_list): New function, add a location list to a DIE at
875 (AT_loc_list): New function, return the location list reference
876 for a given attribute, if it's a location list.
877 (print_die): Handle dw_val_class_loc_list.
878 (size_of_die): Ditto.
879 (value_format): Ditto.
881 (output_location_lists): New function, output all of the location
882 lists for a DIE and it's children.
883 (dwarf2out_finish): Call output_location_lists if we have location
887 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
889 * gcse.c (try_replace_reg): First try global replace, later try to
890 simplify the expression.
892 * gcse.c (find_used_regs): Change calling convention; work via
894 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
896 2001-05-18 Bernd Schmidt <bernds@redhat.com>
899 2001-02-09 Nick Clifton <nickc@redhat.com>
900 * config/arm/arm.md: Change output constraint on post inc
901 load/store multiple patterns to be a read/write constraint.
903 2001-05-18 Mark Mitchell <mark@codesourcery.com>
905 * basic-block.h (struct basic_block_def): Add documentation about
906 what a basic block is, and what the various fields are used for.
907 * flow.c (calculate_globlal_regs_live): Add documentation about
908 how the algorithm works, and how we know that it will terminate.
909 Check that the the inductive assumption that guarantees
910 termination actually holds.
911 (mark_used_regs): Treat conditionally set registers as used.
912 (debug_regset): Add comment.
913 * rtl.texi (cond_exec): Add documentation.
915 * function.c (expand_function_start): Avoid creating BLKmode
918 2001-05-17 Mark Mitchell <mark@codesourcery.com>
920 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
921 DIE, even if it has no children.
922 (dwarf2out_finish): Always output the line-number table, even if
925 2001-05-18 David Edelsohn <edelsohn@gnu.org>
927 * rs6000.md (movsfcc,movdfcc): Remove NE case.
929 2001-05-17 Bruce Korb <bkorb@gnu.org>
931 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
932 * fixinc/genfixes: emit a warning if AutoGen is out of date
934 2001-05-17 Brendan Conoboy <blc@cygnus.com>
935 Bruce Korb <bkorb@gnu.org>
937 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
938 found in fixinc directory. Facilitates binary distributions.
940 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
942 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
945 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
947 * dwarf2out.c (modified_type_die): Equate qualified type to die.
949 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
951 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
952 (simplify_subreg): Handle complex types represented as CONCAT.
954 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
955 * rtl.h (swap_commutative_operands_p): Declare.
956 * rtlanal.c (swap_commutative_operands_p): New.
957 (operand_preference): New static function.
959 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
960 (gen_binary): Likewise.
961 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
962 * simplify-rtx.c (simplify_gen_binary,
963 simplify_gen_relational): Likewise.
965 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
967 * cse.c (fold_rtx): Use simplify_subreg.
969 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
970 (simplify_gen_subreg): New.
971 (simplify_rtx): Use simplify_subreg.
972 * rtl.h (simplify_gen_subreg): Declare.
974 2001-05-17 Mark Mitchell <mark@codesourcery.com>
976 * doc/install.texi: Update Solaris information.
978 * except.h (protect_cleanup_actions): Remove it.
979 (lang_protect_cleanup_actions): Declare it.
980 * except.c (protect_cleanup_actions): Remove it.
981 (lang_protect_cleanup_actions): New variable.
982 (init_eh): Don't make protect_cleanup_actions a GC root.
983 (expand_eh_region_and_cleanup): Call
984 lang_protect_cleanup_actions.
985 (output_function_exception_table): Remove unused `align'
987 * varasm.c (assemble_external): Abort if we have not yet
988 opened the assembly output file.
990 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
992 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
993 for eh_personality_libfunc.
995 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
997 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
998 when calling simplify_subreg. This is needed to allow replacing
999 of expression of one mode by expression of different mode.
1001 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1003 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
1005 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1007 * expr.c (protect_from_queue): Protect against subsequent calls to
1009 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
1012 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1014 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
1016 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1018 * gccbug.in (CATEGORIES): Add "bootstrap".
1020 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1022 * simplify-rtx.c (simplify_subreg): Break out from ...
1023 * combine.c (combine_splify_rtx) ... here and ...
1024 * recog.c (validate_replace_rtx_1): ... here;
1025 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
1026 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
1027 (subreg_lowpart_p): ... here.
1029 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1031 * stmt.c (expand_asm_operands): For inout operands, make sure
1032 the substitution of '=' for '+' makes it into the rtl.
1034 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
1035 (reload_as_needed): Call update_eliminable_offsets a bit later.
1037 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1039 * gcc.texi (gccbug): Refer to the web pages for detailed information
1042 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1044 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
1046 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
1047 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
1048 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
1049 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
1050 * cross-make: Don't set LIBGCC1.
1051 * mklibgcc.in: Delete all code for building from libgcc1.c.
1052 Always honor LIB1ASMFUNCS if set.
1054 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
1055 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
1056 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
1057 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
1058 config/i386/uwin.asm, config/m68hc11/larith.asm,
1059 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
1060 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
1061 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
1062 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
1063 Delete or update references to libgcc1 in commentary.
1065 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
1066 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
1067 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
1068 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
1069 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
1070 config/arm/t-semi, config/arm/t-strongarm-coff,
1071 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
1072 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
1073 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
1074 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
1075 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
1076 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
1077 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
1078 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
1079 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1080 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
1081 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
1082 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
1083 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
1084 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
1085 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
1086 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
1087 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
1088 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
1089 config/mips/t-ultrix, config/mn10200/t-mn10200,
1090 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
1091 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
1092 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
1093 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
1094 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
1095 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
1096 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
1097 config/sparc/t-sparclite, config/sparc/t-splet,
1098 config/sparc/t-sunos41, config/sparc/t-vxsparc,
1099 config/sparc/t-vxsparc64, config/v850/t-v850:
1100 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
1102 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
1103 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
1104 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
1105 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
1106 nongcc_SI_type, nongcc_word_type, or perform_*
1107 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
1109 * config/i386/386bsd.h, config/i386/beos-elf.h,
1110 config/i386/linux-aout.h, config/i386/linux-oldld.h,
1111 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
1112 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
1113 Don't include i386/perform.h.
1115 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
1116 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
1117 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
1118 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
1119 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
1120 config/vax/t-openbsd, config/vax/t-vax: Delete.
1122 * config.gcc: Remove references to deleted files.
1123 (arm-semi-aof): Use arm/t-semi for tmake_file.
1125 * gcc.texi, install.texi, invoke.texi, tm.texi:
1126 Delete or rewrite text which is no longer relevant now that
1127 libgcc1 no longer exists.
1129 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
1130 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
1132 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
1133 Bruce Korb <bkorb@gnu.org>
1135 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
1138 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1140 * i386.md: Add two peepholes to clean up code generated by
1143 2001-05-16 Richard Henderson <rth@redhat.com>
1145 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
1146 variants of non-absolute encodings.
1148 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1150 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
1151 __register_frame_info_table_bases): Export.
1153 2001-05-16 Richard Henderson <rth@redhat.com>
1155 * except.c (eh_data_format_name): Move to ...
1156 * dwarf2asm.c: ... here. Use designated initializers if available.
1157 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
1158 * dwarf2asm.h: Update declarations.
1159 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
1160 ASM_PREFERRED_EH_DATA_FORMAT.
1161 (output_call_frame_info): Likewise. Use 'L' augmentation for
1164 * unwind-dw2-fde.h (struct fde_vector): New.
1165 (struct old_object): Rename from struct object.
1166 (struct object): New.
1167 (__register_frame_info_bases): Declare.
1168 (__register_frame_info_table_bases): Declare.
1169 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
1170 * unwind-dw2-fde.c (objects): Remove.
1171 (unseen_objects, seen_objects): New.
1172 (__register_frame_info_bases): New.
1173 (__register_frame_info): Use it.
1174 (__register_frame_info_table_bases): New.
1175 (__register_frame_info_table): Use it.
1176 (__deregister_frame_info): Rewrite for changed object struct.
1177 (base_from_object, get_cie_encoding, get_fde_encoding): New.
1178 (fde_unencoded_compare): Rename from fde_compare; uninline.
1179 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
1180 (start_fde_sort): Adjust for new definition of fde_vector.
1181 (fde_insert): Likewise.
1182 (end_fde_sort): Likewise. Select comparison function based
1183 on properties of the object.
1184 (fde_split): Take object and fde_compare_t arguments.
1185 (frame_heapsort, fde_merge): Likewise.
1186 (classify_object_over_fdes): Rename from count_fdes. Handle
1187 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
1189 (add_fdes): Handle encoded pointers.
1190 (init_object): Rename from frame_init. Update for new struct object.
1191 (linear_search_fdes): Rename from search_fdes. Handle encoded
1193 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
1194 (binary_search_single_encoding_fdes): New.
1195 (binary_search_mixed_encoding_fdes): New.
1196 (search_object): New.
1197 (_Unwind_Find_FDE): Update for new struct object. Fill in
1199 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
1200 iterating over EH data.
1201 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
1202 fde_encoding, lsda_encoding.
1203 (read_uleb128, read_sleb128): Remove.
1204 (read_encoded_pointer): Remove. All callers use read_encoded_value.
1205 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
1206 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
1208 * unwind-pe.h: Add "struct" to _Unwind_Context references.
1210 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1212 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
1213 * cpphash.c (_cpp_lookup_with_hash): Similarly.
1214 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
1215 cpp_spell_token, cpp_output_token): Similarly.
1216 * cpplib.c (lex_macro_node, do_undef, do_pragma,
1217 do_pragma_poison, parse_assertion, do_assert): Similarly.
1218 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
1219 save_parameter, _cpp_create_definition, check_trad_stringification,
1220 cpp_macro_definition): Similarly.
1221 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
1222 * c-lex.c (cb_undef, c_lex): Similarly.
1223 * fix-header.c (recognized_function): Similarly.
1224 * cpplib.h (NODE_LEN, NODE_NAME): New.
1225 (cpp_hashnode): Rename length len.
1227 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
1229 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
1232 2001-05-16 Andreas Jaeger <aj@suse.de>
1234 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
1236 * toplev.c: Include dwarf2asm.h for prototype of
1237 dw2_output_indirect_constants.
1239 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1241 * stmt.c (expand_asm_operands): Be able to offload addressof
1242 expression to memory. (PR optimization/185)
1244 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1246 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
1247 applying distributive law.
1249 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
1251 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
1253 * gthr-dce.h (UNUSED): Attribute unused macro.
1254 (__gthread_key_dtor): Make arguments UNUSED.
1255 (__gthread_key_delete): Revise for compatibility with DRAFT4
1258 2001-05-16 David Edelsohn <edelsohn@gnu.org>
1260 * doc/install.texi: Update AIX information.
1261 * README.RS6000: Remove obsolete file.
1263 2001-05-16 Jakub Jelinek <jakub@redhat.com>
1264 Nathan Sidwell <nathan@codesourcery.com>
1266 * gcc.c (give_switch): Don't write before start of string.
1267 Always append suffix.
1269 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
1271 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
1274 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1276 * README.ALTOS: Remove obsolete file.
1278 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1280 * c-lex.h (save_and_forget_protocol_qualifiers,
1281 forget_protocol_qualifiers, remember_protocol_qualifiers):
1282 Remove deleted functions' prototypes.
1284 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1286 * c-parse.in (methodtype): New production.
1287 (methoddef, methodproto): Collapse separate '-' and '+'
1290 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1292 * c-common.h (RID_FIRST_PQ): New.
1293 * c-parse.in (objc_pq_context): New.
1294 (objc parser): Set objc_pq_context rather than calling
1295 remember_protocol_qualifiers and forget_protocol_qualifiers.
1296 Don't call save_and_forget_protocol_qualifiers.
1297 (yylexname): Handle objc protocol qualifiers here.
1298 * stringpool.c (struct str_header): Replace with sp_hashnode.
1299 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
1300 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
1301 Allocate an IDENTIFIER_NODE for each identifier.
1302 (FORALL_STRINGS, set_identifier): Delete.
1303 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
1304 (ggc_alloc_string): Use an obstack.
1305 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
1306 * tree.h: Update comments.
1307 (set_identifier): Delete.
1308 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
1309 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
1310 remember_protocol_qualifiers): Delete.
1312 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
1314 * flow.c (life_analysis): After life analysis is complete, do
1315 an optional scan over insns looking for REG_LABEL notes that
1316 reference a deleted label.
1317 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
1318 before peeking at LABEL_NUSES.
1320 2001-05-15 Richard Henderson <rth@redhat.com>
1322 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
1323 (_Unwind_GetTextRelBase): New.
1325 2001-05-15 Mark Mitchell <mark@codesourcery.com>
1327 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1329 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
1331 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
1332 so that CHOOSE_SECTION gets used.
1334 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
1335 TARGET_RELOCATABLE like flag_pic for now.
1337 2001-05-15 David Edelsohn <edelsohn@gnu.org>
1339 * rs6000.md (movdi splitter): Sign extend more efficiently.
1340 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
1341 to "long long" valid on 32-bit and 64-bit hosts.
1342 (logical_operand): Cast trunc_int_for_mode return value.
1343 (rs6000_emit_move): Shift macro to encapsulate variable.
1344 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
1345 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
1346 plus_constant requires signed argument.
1348 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
1350 * gthr-posix.h: Make additional pthread-* functions weak.
1352 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1354 * recog.c (apply_change_group): Avoid unneeded validating.
1356 2001-05-14 David Edelsohn <edelsohn@gnu.org>
1358 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
1359 (num_insns_constant): CONST_INT can be 64-bits.
1361 2001-05-14 Stan Shebs <shebs@apple.com>
1363 * config/darwin.h (LIB_SPEC): Just use -lSystem.
1364 (LIBGCC_SPEC): Don't define.
1366 2001-05-14 Richard Henderson <rth@redhat.com>
1368 * configure.in (gcc_cv_as_eh_frame): New test.
1369 * config.in, configure: Rebuild.
1370 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
1372 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1374 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
1375 extended precision divide.
1377 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1379 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
1380 for RETURNS as well.
1382 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1384 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
1385 (CPP_CPU??_SIZE_TYPE): New.
1386 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
1387 (CPP_CPU_SPEC): ... here; support choosing of CPU.
1388 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
1389 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
1391 * i386.c (override_options): Add sorry about not suported modes.
1393 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
1395 * config/pa/som.h (NM_FLAGS): Remove.
1396 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
1397 (ASM_OUTPUT_SECTION_NAME): Remove.
1398 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
1400 2001-05-14 Mark Mitchell <mark@codesourcery.com>
1402 * regrename.c (regrename_optimize): Do not rename registers to
1405 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
1407 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
1408 contain MEMs. Remove useless distinction about clobbering
1411 2001-05-13 Geoff Keating <geoffk@redhat.com>
1413 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
1414 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
1415 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
1416 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1417 (EXCEPTION_SECTION): Define.
1419 2001-05-13 Zack Weinberg <zackw@stanford.edu>
1421 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
1422 binary backward compat only.
1423 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
1424 in LIB2FUNCS. Pass it to mklibgcc.
1425 * mklibgcc.in: Handle LIB2FUNCS_ST.
1427 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
1429 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
1431 * tm.texi (THREAD_MODEL_SPEC): Document it.
1432 * gcc.c (main): Use it.
1433 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
1434 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
1436 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1438 * rtl.h (SYMBOL_REF_WEAK): New macro.
1439 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
1440 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
1441 * rtl.texi (SYMBOL_REF_WEAK): Document it.
1442 * gcc.texi: Remove wrong description.
1444 2001-05-13 Mark Mitchell <mark@codesourcery.com>
1446 * Makefile.in (STAMP): New macro.
1447 Replace all uses of `touch' with $(STAMP).
1448 * fixinc/Makefile.in: Likewise.
1450 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1452 * configure.in: ldopen is never in -lexc, so don't test for it.
1453 Add test for exc_resume in -lexc for Ada.
1454 * configure: Regenerated.
1456 2001-05-12 Richard Henderson <rth@redhat.com>
1458 * dwarf2asm.c (size_of_encoded_value): New function.
1459 * dwarf2asm.h: Declare it.
1460 * except.c (output_function_exception_table): Align the TType
1461 array only as wide as the encoding.
1463 2001-05-12 Zack Weinberg <zackw@stanford.edu>
1465 * extend.texi: Document #pragma GCC java_exceptions.
1467 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1469 * c-parse.in (bison parser, init_reswords): Remove uses of
1471 * c-tree.h (doing_objc_thang): Remove.
1473 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1475 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
1476 about files not ending in newlines.
1478 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1480 * dwarfout.c (dwarfout_init): Add cast.
1481 * sched-deps.c (sched_analyze_insn): Remove unused vars.
1482 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
1484 * method.c (build_mangled_C99_name): Remove unused prototype.
1486 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1488 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
1490 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1492 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
1493 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
1495 2001-05-11 Richard Henderson <rth@redhat.com>
1497 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1498 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
1499 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
1500 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
1501 (dw2_output_indirect_constants): Prototype.
1502 * dwarf2out.c (dwarf2out_begin_prologue): Generate
1503 current_function_func_begin_label if we'll need it for EH. Exit
1504 early for IA64_UNWIND_INFO.
1505 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
1506 (eh_data_format_name): Update for indirect references.
1507 (output_function_exception_table): Care for IA64_UNWIND_INFO.
1508 Handle ASM_PREFERRED_EH_DATA_FORMAT.
1509 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
1510 define HAVE_eh_return etc.
1511 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
1512 (final_end_function): Don't call output_function_exception_table.
1513 * toplev.c (compile_file): Call dw2_output_indirect_constants.
1514 (rest_of_compilation): Invoke output_function_exception_table
1515 for ia64 before assemble_end_function.
1516 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
1517 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
1519 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
1520 * unwind.h: Declare them.
1521 * libgcc-std.ver: Export them.
1522 * unwind-pe.h: New file.
1524 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1526 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
1528 (find_fde_for_dso): Extract DT_PLTGOT.
1529 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
1530 the segment and gp as well.
1531 * config/ia64/frame-ia64.c: Remove file.
1532 * config/ia64/frame-ia64.h: Remove file.
1533 * config/ia64/unwind-ia64.c: New file.
1534 * config/ia64/unwind-ia64.h: New file.
1535 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
1536 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
1537 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
1538 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1539 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1540 (IA64_UNWIND_INFO): Re-enable.
1541 (HANDLER_SECTION): Remove.
1542 (EH_RETURN_DATA_REGNO): New.
1543 * config/ia64/ia64.md (exception_receiver): Remove.
1544 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
1545 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
1547 2001-05-11 Richard Henderson <rth@redhat.com>
1549 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
1550 calls and jumps to be bundled together.
1551 (ia64_reorg): Emit a break after a noreturn call that ends
1553 * config/ia64/ia64.md (break_f): New.
1555 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1557 * c-lex.c (lex_charconst): Convert into a simple wrapper
1558 around cpp_interpret_charconst, to which most of the code
1560 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
1561 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
1562 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
1563 (lex): Use cpp_interpret_charconst.
1564 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
1565 hex_digit_value): New functions.
1566 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
1567 * cpplib.h (cpp_interpret_charconst): New prototype.
1568 * Makefile.in: Update.
1570 2001-05-12 Dean Wakerley <dean@wakerley.com>
1572 * doc/install.texi: New file. Converted to texinfo from the HTML
1573 documentation in wwwdocs/htdocs/install.
1575 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
1577 * gcse.c (insert_insn_end_bb): Do not search for assignments to
1578 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1580 * toplev.c (compile_file): Move comment for opening output
1581 file to just before the code that opens the output file.
1583 2001-05-11 Jakub Jelinek <jakub@redhat.com>
1585 * regmove.c (regmove_optimize): Suppress the optimization for
1586 unchanging destination register. Add comment above function.
1588 2001-05-11 Zack Weinberg <zackw@stanford.edu>
1590 * Makefile.in: Exterminate all references to assert.h.
1591 * cross-make: Likewise.
1593 * configure.in: Correct commentary.
1594 * configure: Regenerate.
1596 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
1599 * config/t-freebsd, config/t-linux, config/t-linux-aout,
1600 config/t-netbsd, config/t-rtems, config/x-linux,
1601 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
1602 No need to override INSTALL_ASSERT_H.
1604 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
1605 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
1606 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
1608 2001-05-11 Graham Stott <grahams@redhat.com>
1610 * combine.c (simplify_comparison): Fix typo.
1612 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1614 * loop.h (struct movables): Remove `num'.
1615 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
1616 Adjust call to strength_reduce.
1617 (num_unmoved_movables): New function.
1618 (move_movables): Don't set movables->num.
1619 (strength_reduce): Compute the number of instructions in the loop
1620 here, rather than in the caller.
1621 (check_dbra_loop): Always clear reversible_mem_store if there
1622 are any memory sets.
1623 (loop_regs_scan): Don't count instructions here.
1624 (count_insn_in_loop): New function.
1626 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1628 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
1630 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
1632 * c-common.c (finish_label_expr): New function, lifted from
1633 from cp/semantics.c.
1634 * c-common.h (finish_label_expr, lookup_label): New prototypes.
1635 * c-parse.in: Move 3 blocks of parser code into new functions.
1636 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
1637 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
1638 (lookup_label): Remove.
1640 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
1642 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
1643 FLOAT_BIT_ORDER_MISMATCH.
1645 2001-05-10 David Edelsohn <edelsohn@gnu.org>
1647 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
1648 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
1650 2001-05-10 David Edelsohn <edelsohn@gnu.org>
1652 * expr.c (emit_group_load): extract_bit_field requires a REG or
1655 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
1657 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
1658 a computed jump into an unconditional jump.
1659 In second hunk of code for collapsing computed and conditional jumps
1660 into unconditional jumps, reemit the jump in additional cases.
1662 * jump.c (jump_optimize_1): Do not wrap the new jump target
1663 inside a LABEL_REF; gen_jump will do that automatically.
1665 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
1667 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
1668 contents for a SYMBOL_REF in case of floating point constants.
1670 2001-05-10 DJ Delorie <dj@redhat.com>
1672 * c-common.c (combine_strings): Widen strings in a
1673 host-endian-independent way.
1675 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
1677 * c-parse.in: Remove many shift/reduce conflicts. Update
1679 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
1680 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
1681 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
1682 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
1683 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
1684 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
1685 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
1686 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
1687 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
1688 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
1689 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
1690 typespec_reserved_nonattr, typespec_reserved_attr,
1691 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
1692 structsp_nonattr, components_notype, component_notype_declarator,
1693 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
1694 firstparm, setspecs_fp): New
1695 (typed_declspecs, reserved_declspecs, typed_typespecs,
1696 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
1697 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
1698 declmods_no_prefix_attr, nonempty_type_quals, structsp,
1699 type_quals): Remove. Users updated.
1700 (initdecls, notype_initdecls, after_type_declarator,
1701 parm_declarator, notype_declarator, absdcl1, components, ivars):
1702 Don't allow attributes at the start of a declarator; include them
1703 in the production containing the declarator instead. Always
1704 require type specifiers before trying to redeclare a typedef name.
1705 (typename): Allow for attributes but warn that they are ignored.
1706 (parmlist, firstparm, setspecs_fp): Include attributes in
1707 parmlist; suck them off the parser stack in firstparm using
1710 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
1712 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
1713 to determine if a block has an unconditional jump at its end.
1715 * jump.c (jump_optimize_1): When converting a conditional jump
1716 to an unconditional jump, build the jump using gen_jump instead
1717 of just modify operands in-place.
1719 2001-05-09 Zack Weinberg <zackw@stanford.edu>
1721 * cppinit.c (cpp_post_options): Shut off macro expansion if
1723 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
1724 IN_I directives only if the # is in column 1 and the directive
1725 name begins in column 2.
1726 * cppmain.c (scan_buffer): Insert a space between # and an
1727 identifier, when that identifier is a directive name.
1729 * tradcpp.c (struct file_buf): Add a pointer to the next entry
1730 in the header search path.
1731 (enum node_type): Add T_INCLUDE_NEXT.
1732 (directive_table): Add entry for include_next.
1733 (do_include_next): New function.
1734 (process_include): New routine, broken out of do_include.
1735 (finclude): Insert 'nhd' argument, to be copied into
1736 next_header_dir of the new buffer.
1737 (main): Adjust to match.
1738 * gsyslimits.h, limity.h: Un-indent #include_next.
1740 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
1742 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
1743 inclusion as a chapter of the GCC manual.
1744 * gcc.texi: Include objc.texi.
1745 * fdl.texi: Use @unnumberedsec for the addendum.
1746 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
1748 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1750 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
1752 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
1754 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
1755 handling of two-address insns.
1757 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
1759 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
1760 ../binutils/nm-new instead of ../binutils/nm.
1762 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1764 * i386.md (movdi splitter): Fix the splitting condition
1765 (float_extenddftf splitter): Fix mode.
1767 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1769 * genrecog.c (write_switch): Avoid outputting of switch for
1770 types wider than int.
1772 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
1774 * reload1.c (copy_eh_notes): New function.
1775 (emit_input_reload_insns): Call it.
1776 (emit_output_reload_insns): Call it.
1778 2001-05-07 Zack Weinberg <zackw@stanford.edu>
1780 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
1782 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
1783 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
1785 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
1787 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
1789 * pa.md (interspace_jump): Revise comment.
1790 (builtin_longjmp): Block initial setup insns from delay slot of
1792 (builtin_setjmp_receiver): New expander to save and restore PIC
1795 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
1797 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
1799 * toplev.c (compile_file): Set up the output file before we call
1800 the various initializers for the compiler.
1802 * except.c (sjlj_mark_call_sites): Do not search for assignments to
1803 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1805 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
1806 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
1808 2001-05-06 Zack Weinberg <zackw@stanford.edu>
1810 * Makefile.in (tradcpp0): Correct typo in dependency list.
1812 2001-05-06 Geoff Keating <geoffk@redhat.com>
1814 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
1815 the link register if we're not going to use it.
1817 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
1818 (output_function_profiler): Likewise.
1820 2001-05-07 Alan Modra <amodra@one.net.au>
1822 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
1824 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
1826 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
1827 zero-extend it. Make abs_inc unsigned.
1829 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
1830 widest mode in narrowing and widening operations.
1832 * config/mips/mips.md: Sign extend CONST_INTs.
1834 2001-05-06 Andreas Jaeger <aj@suse.de>
1836 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
1837 (i386 Options): Document -momit-leaf-frame-pointer.
1839 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
1841 * c-typeck.c (internal_build_compound_expr): Check for
1842 array to pointer conversion just once.
1844 2001-05-05 Richard Henderson <rth@redhat.com>
1846 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
1848 2001-05-05 Richard Henderson <rth@redhat.com>
1850 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
1851 to the parent of the fixup region.
1853 2001-05-05 Jakub Jelinek <jakub@redhat.com>
1855 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
1857 * cpp.texi (__NO_INLINE): Document it.
1859 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
1861 * cppfiles.c (struct include_file): New member err_no.
1862 (find_or_create_entry): Set it.
1863 (open_file): Don't set fds to -2. Instead, use err_no to
1864 remember previous errors, if any.
1866 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1868 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
1869 between X and Y by using sequences of xgdx and xgdy.
1871 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1873 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
1874 of '!' for the 'D' alternative ('!' is too strong).
1875 ("*logicalsi3_silshl16"): Likewise.
1876 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
1877 ("movstrictsi"): Remove spurious '+'.
1878 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
1879 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
1880 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
1883 2001-05-04 David Edelsohn <edelsohn@gnu.org>
1885 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
1887 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
1889 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
1892 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1894 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
1897 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1899 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
1900 soft register, use ror instead of rol.
1902 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1904 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
1905 into account pre/post increment decrement for 68HC12.
1906 Fix other problems in replacement and fix call to reg_mentioned_p.
1908 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1910 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
1911 Put the soft registers in bss for 68HC12.
1912 (L_regs_d3_4): New for _.d3 and _.d4.
1913 (L_regs_d5_6): Likewise.
1914 (L_regs_d1_2): Likewise.
1915 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
1917 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1919 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
1920 to the pre-processor when -fshort-double is specified.
1921 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
1923 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1925 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
1926 (__mulsi3): Rewrite for 68HC12.
1927 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
1928 Mark 'x' constraint with earlyclobber to prevent a
1929 RELOAD_FOR_OTHER_ADDRESS to go in it.
1930 (mulhi3_m68hc12): New pattern.
1931 (mulhi3_m68hc11): Rename of mulhi3.
1932 (mulhi3): New expand for 68HC12 optimisation.
1933 (umulhisi3, mulhisi3): New patterns for 68HC12.
1935 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1937 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
1938 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
1939 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
1941 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1943 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
1944 constants cheap after reload.
1945 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
1947 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
1948 so that gcc prefers a shift by 16.
1949 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
1951 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
1953 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
1955 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1957 * alpha.h: NULL_PTR -> NULL.
1964 * i386.md: Likewise.
1967 * m68hc11.h: Likewise.
1968 * rs6000.h: Likewise.
1971 * sparc.h: Likewise.
1975 * final.c: Likewise.
1977 * recog.c: Likewise.
1979 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1981 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
1982 `bool' parameter to `int'.
1984 * hash.c (hash_lookup): Likewise.
1986 * hash.h (hash_lookup): Likewise.
1988 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
1990 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1992 * i386.c (x86_initialize_trampoline): Fix mode of constant.
1994 2001-05-03 Geoff Keating <geoffk@redhat.com>
1996 * invoke.texi (i386 Options): Delete references to -malign-jumps,
1997 -malign-loops, -malign-functions.
1998 * i386.c (ix86_align_funcs): Delete.
1999 (ix86_align_loops): Delete.
2000 (ix86_align_jumps): Delete.
2001 (override_options): Mark -malign-* as obsolete. Emulate their
2002 behaviour with the -falign-* options. Default -falign-* from
2003 the processor table.
2004 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
2005 patch of Wed May 2 13:09:36 2001.
2006 (LOOP_ALIGN): Delete.
2007 (LOOP_ALIGN_MAX_SKIP): Delete.
2008 (LABEL_ALIGN_AFTER_BARRIER): Delete.
2009 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
2011 2001-05-04 Andreas Jaeger <aj@suse.de>
2013 * except.h: Add prototype declaration for
2014 expand_builtin_init_dwarf_reg_sizes.
2016 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
2018 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
2020 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2022 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
2024 ("bitcmpqi2"): New pattern for bit-extract and test.
2025 ("bitcmphi"): New pattern for bitb/bita instructions.
2027 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2029 * gccbug.in: Use a temporary directory when the mktemp command is
2032 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2034 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
2036 (INITIALIZE_TRAMPOLINE): Call it.
2037 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
2038 (TRAMPOLINE_TEMPLATE): Remove.
2039 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
2040 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
2043 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2045 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
2046 and crtendS.o with PIC.
2048 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2050 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
2052 (___subdi3, ___adddi3): Use x instead of y as index register.
2053 (__init_bss_section, __map_data_section): Optimize for 68HC12.
2054 (__memset, __memcpy): Likewise.
2055 (regs): Put the soft registers in bss for 68HC12.
2056 (abort): Use trap to abort for 68hc12.
2057 (__mulhi3, __mulhi32): Use emul for 68hc12.
2058 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
2060 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2062 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
2063 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
2064 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
2065 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
2066 Set 68HC12 min offset to -65536.
2067 (print_operand): Put parenthesis arround the operand if it refers
2068 to a symbol having the same name as a register.
2069 (m68hc11_z_replacement): When z register is replaced by its
2070 equivalent soft register, force the insn to be re-recognized.
2071 (m68hc11_check_z_replacement): Fix the test when destination is
2072 the index register and z dies in the insn.
2073 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
2075 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2077 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
2078 costs according to processor variant.
2079 (m68hc11_shift_cost): New function to compute shift costs.
2080 (m68hc11_rtx_costs): Define costs according to processor variant.
2081 (m6811_cost): Costs for 68HC11.
2082 (m6812_cost): Costs for 68HC12.
2083 (COSTS_N_INSNS): Remove.
2085 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
2086 (DEFAULT_RTX_COSTS): Remove.
2087 (CONST_COSTS): Define costs according to OUTER_CODE.
2088 (processor_costs): New struct to define costs.
2089 (m68hc11_cost): Pointer to current costs.
2091 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2093 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
2094 and use m68hc11_notice_keep_cc when using leax/leay.
2095 (addhi3 split): Reject split if the insn is handled by
2097 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
2098 push must be handled in a special way if the source operand uses
2099 sp as index register.
2100 (m68hc11_notice_keep_cc): New function.
2101 (m68hc11_gen_movhi): Use it when an insn changes a register but
2103 (m68hc11_gen_movqi): Fix move for 68HC12.
2104 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
2106 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2108 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
2109 and don't pass operands[0] to emit_library_call_value.
2111 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2113 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
2114 (zero_extendsi split): Simplify and use (zero_extendhi).
2115 (*addhi3): Remove 'w' constraint since stack pointer is handled
2117 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
2118 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
2119 (*ashrhi3_const): Fix shift by 7.
2120 (*lshrsi3_const16): Fix template.
2121 (call, call_value): Fix constraint and predicate.
2123 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2125 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
2126 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
2127 (CC_REGNUM): Likewise.
2128 (*unnamed splits): Use above constants instead of hard coded numbers.
2129 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
2130 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
2131 (*return_16bit, *unnamed peepholes): Likewise.
2133 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2135 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
2136 rs6000/rs6000.h twice.
2138 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
2140 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
2141 (CPP_SPEC): Conditionally define MSDOS and GO32.
2142 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
2143 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
2145 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
2147 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2149 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
2151 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2153 * integrate.h (struct inline_remap): Add leaf_reg_map table.
2154 * integrate.c (expand_inline_function): Use xcalloc to allocate
2156 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
2159 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2161 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
2164 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2166 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
2167 linker if -mrelax is given.
2168 (TARGET_SWITCHES): Document -mrelax.
2170 Re-installed 2001-01-09's patch:
2171 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
2172 if it's wider than long and the target's long is wider than the
2175 2001-05-02 David O'Brien <obrien@FreeBSD.org>
2177 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
2178 directly include rs6000/rs6000.h. Instead do it in tm.h.
2180 2001-05-02 Stan Shebs <shebs@apple.com>
2182 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
2183 NSConstantString for NeXT-style runtimes.
2184 (STRING_OBJECT_GLOBAL_NAME): New macro.
2185 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
2186 OCTI_STRING_CLASS_DECL.
2187 (constant_string_global_id): New macro.
2188 (string_class_decl): Ditto.
2189 (setup_string_decl): New function.
2190 (build_objc_string_object): Use it to build a NeXT runtime
2191 compatible string initializer.
2193 2001-05-02 Jakub Jelinek <jakub@redhat.com>
2195 * tradcpp.c (do_define): Make sure we don't walk past limit.
2197 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2199 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
2200 offsets if not REG_OK_STRICT.
2202 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
2203 (INT_REG_OK_FOR_INDEX_P): Likewise.
2204 (INT_REG_OK_FOR_BASE_P): Likewise.
2205 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
2206 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
2207 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
2208 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
2209 REG_OK_FOR_BASE_P. Take an additional parameter.
2210 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
2211 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
2212 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
2213 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
2214 rs6000_legitimate_address() and use it.
2215 * config/rs6000/rs6000.c: Update all callers.
2216 (rs6000_legitimate_address): New function.
2218 2001-05-02 David Edelsohn <edelsohn@gnu.org>
2220 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
2221 special_constant conditional blocks together.
2223 2001-05-02 Dale Johannesen <dalej@apple.com>
2225 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
2227 (STRICT_ARGUMENT_NAMING): Define.
2228 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
2229 function_arg_partial_nregs, setup_incoming_varargs): Remove
2230 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
2233 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2235 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
2237 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
2240 * expr.c (store_field): Do nothing except elaborate side-effects if
2243 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2245 * c-lex.c: NULL_PTR -> NULL.
2247 * emit-rtl.c: Likewise.
2249 * genpeep.c: Likewise.
2251 * mips-tdump.c: Likewise.
2252 * reload1.c: Likewise.
2253 * rtlanal.c: Likewise.
2255 * stor-layout.c: Likewise.
2256 * toplev.c: Likewise.
2258 2001-05-01 Per Bothner <per@bothner.com>
2260 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
2261 call do_pending_stack_adjust before emiting label.
2263 2001-05-01 Mark Mitchell <mark@codesourcery.com>
2265 * extend.texi: Fix typo.
2267 2001-05-01 Stan Shebs <shebs@apple.com>
2269 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
2270 of UOBJC_MODULES_decl.
2271 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
2272 (generate_descriptor_table): Ditto.
2273 (generate_protocols): Ditto.
2274 (generate_protocol_list): Ditto.
2275 (generate_classref_translation_entry): Ditto.
2277 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
2279 * invoke.texi (Optimize Options): Add documentation for `--param
2280 max-delay-slot-insn-search' and `--param
2281 max-delay-slot-live-search' and reorder --param section.
2282 * params.def: Modify initial comment.
2283 * params.h (param_info): Add `help' member.
2284 * toplev.c (lang_independent_params): Include `help' description.
2285 (display_help): Print --param parameters.
2287 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2289 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
2290 Remove references to deleted files.
2291 (*-*-openbsd): No need to override xmake_file.
2292 (*-*-sysv4): Treat like *-*-sysv.
2294 * configure.in: Probe for ldopen in various places, and set up
2295 collect2 to be linked with them if found.
2296 Don't dink with Windows registry stuff unless $host_os is a
2297 Win32 os name. Check to see if we need -ladvapi32.
2298 * configure: Regenerate.
2300 * Makefile: Get rid of CLIB and HOST_CLIB.
2301 Substitute in COLLECT2_LIBS and link collect2 against its contents.
2302 * build-make: Get rid of HOST_CLIB.
2304 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
2305 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2306 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2307 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
2308 config/rs6000/x-rs6000: Delete.
2310 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
2313 24 x-host fragments remain, 0 x-cpu, 3 top level.
2315 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2317 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
2318 * configure: Regenerate.
2320 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
2322 * Makefile.in (install-headers): Remove redundant dependency.
2324 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
2326 * c-tree.texi (USING_STMT): Document.
2328 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2330 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
2331 * c-common.c: Likewise.
2332 * c-decl.c: Likewise.
2333 * combine.c: Likewise.
2334 * rs6000.c: Likewise.
2335 * except.c: Likewise.
2336 * explow.c: Likewise.
2338 * fold-const.c: Likewise.
2339 * function.c: Likewise.
2342 * integrate.c: Likewise.
2344 * objc/objc-act.c: Likewise.
2345 * recog.c: Likewise.
2346 * reg-stack.c: Likewise.
2347 * reload.c: Likewise.
2348 * reload1.c: Likewise.
2349 * simplify-rtx.c: Likewise.
2351 * varasm.c: Likewise.
2353 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
2355 * diagnostic.def: New file.
2356 * diagnostic.h (diagnostic_t): New enum.
2357 * Makefile.in (diagnostic.o): Depend on diagnostic.def
2359 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2361 * tsystem.h: Test only POSIX for availability of string.h
2363 * config.gcc (all systems): If USG appeared in xm_defines,
2364 change it to POSIX. If both USG and POSIX appeared, just
2365 delete USG. Remove unnecessary quotes around xm_defines
2367 (m68k-crds-unos*): Don't #define unos - tested nowhere.
2368 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
2369 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
2370 powerpc-*-linux*): No need to set xm_defines - handled by
2371 global settings for *-*-linux*.
2373 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2375 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
2376 Always include gstab.h, not system stab.h. Don't provide
2377 default definitions of N_CATCH or N_OPT. Always use the
2378 gstab.h variant of STAB_CODE_TYPE.
2379 * final.c: Don't include stab.h/gstab.h at all, or provide
2380 defaults for N_SLINE and N_SOL.
2382 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
2383 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
2385 * sdbout.c: Always include gsyms.h instead of system syms.h.
2387 * configure.in: No need to check for stab.h.
2388 * configure, config.in: Regenerate.
2389 * Makefile.in (final.o): Don't depend on gstab.h.
2391 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2392 Richard Henderson <rth@redhat.com>
2394 * extend.texi: Improve documentation of volatile asms.
2396 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2398 * c-tree.texi: Fix thinko.
2399 * gcc.texi: Likewise.
2401 2001-04-30 Richard Henderson <rth@redhat.com>
2403 * c-common.c (c_promoting_integer_type_p): New function, from the
2404 corpse of old macro. Properly promote too-small enumerations and
2405 booleans. Adjust all callers.
2406 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
2407 (c_promoting_integer_type_p): Declare.
2408 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
2409 * c-typeck.c: Likewise.
2410 (default_conversion): Remove now redundant boolean check.
2412 2001-04-30 Jan Hubicka <jh@suse.cz>
2413 Richard Henderson <rth@redhat.com>
2415 * regmove.c (try_apply_stack_adjustment): Remove now redundant
2417 (combine_stack_adjustments_for_block): Don't combine stack
2418 allocation followed by deallocations. Handle grow-up stacks.
2420 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2422 * fdl.texi: New file.
2423 * c-tree.texi: Use the GFDL.
2424 * gcc.texi: Likewise.
2426 2001-04-30 Stan Shebs <shebs@apple.com>
2428 * invoke.texi: Add a section documenting Objective-C options.
2430 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
2432 * emit-rtl.c (try_split): Copy EH notes to sequence.
2434 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2436 * regmove.c (record_stack_memrefs): Catch all references to the
2439 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
2441 * Makefile.in (stmp-fixinc): quote shell assignment values
2443 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2445 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
2449 * prefix.c: Likewise.
2451 2001-04-28 Stan Shebs <shebs@apple.com>
2453 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
2454 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
2455 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
2456 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
2458 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
2459 (NEXT_OBJC_RUNTIME): Define.
2461 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2463 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
2464 * simplify-rtx.c (simplify_gen_relational): Likewise.
2466 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
2468 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
2469 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
2471 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
2472 registers in SSE case; fix handling of the immediates.
2473 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
2474 operands to be in regsiters before reload.
2475 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
2476 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
2477 (abstf,absxf,negtf,negxf splitters): Compute
2478 properly the regnum for x86_64.
2479 (avsdf2_if_rex64): New.
2481 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
2483 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
2484 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
2485 into the constant pool.
2486 * jump.c (jump_optimize_1): Remove barrier successors after all
2487 the LABEL_NUSES counds have been computed.
2488 (delete_barrier_successors): When deleting a tablejump insn, also
2489 delete the jump table it uses.
2490 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
2493 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
2495 * pa.c (FRP): Remove erroneous white space in macro definition.
2497 2001-04-28 Andreas Jaeger <aj@suse.de>
2499 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
2501 * extend.texi: Likewise.
2502 * tm.texi: Likewise.
2504 2001-04-28 Andreas Jaeger <aj@suse.de>
2506 * md.texi: Use XX-bit instead of XXbit or XX bit where
2509 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
2511 * gcc.c (process_command): Allow -l lib in addition to -llib
2512 for POSIX compliance. This fixes PR c/2347.
2514 * invoke.texi: Update section on Link Options accordingly.
2516 2001-04-27 Zack Weinberg <zackw@stanford.edu>
2518 * function.c (purge_addressof_1): Remove the duplicate
2519 if (code == SET) block. Fold the two if (code == ADDRESSOF)
2522 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
2524 * except.c (expand_eh_region_start): Don't start a new block.
2525 (expand_eh_region_end): Don't end a block.
2526 * stmt.c (expand_end_bindings): Don't end EH blocks.
2527 (expand_decl_cleanup): Starting an EH region won't change the block.
2528 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
2529 (is_eh_region): Lose.
2532 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
2534 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
2536 * collect2.c (main): Add `-L' case to remove duplicate entries.
2537 (is_in_args): New function to check for a duplicate argument.
2538 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
2539 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
2540 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
2541 Define to be nonzero.
2543 2001-04-27 Andreas Jaeger <aj@suse.de>
2544 Richard Henderson <rth@redhat.com>
2546 * md.texi (Machine Constraints): Document additional i386
2547 constraints and fix description of "A".
2549 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
2551 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
2553 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
2555 * except.c (get_exception_filter): word_mode, not Pmode.
2557 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
2559 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
2560 common to other movsf patterns. Move up so that in future
2561 people who change the other patterns will change it too.
2562 (movsf_lo_sum): Allow even for soft-float; add appropriate
2564 (movsf_high): Likewise.
2565 (movsf_high+1): Allow even for soft-float.
2567 * function.c (expand_function_end): Always clobber the
2568 return registers, even if there is no return label.
2570 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2572 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
2574 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
2576 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
2577 (pushqi2_rex64, pushhi2_rex64): Add.
2579 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
2581 * except.c (expand_eh_region_end_cleanup): Force pending stack
2582 adjust before emitting label that branches around cleanup code.
2584 2001-04-26 H.J. Lu (hjl@gnu.org)
2586 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
2588 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
2590 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
2591 (ASM_OUTPUT_SECTION_NAME): Likewise.
2592 (ASM_WEAKEN_LABEL): Likewise.
2593 (UNIQUE_SECTION): Likewise.
2594 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2595 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2596 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
2597 (ASM_OUTPUT_SECTION_NAME): Likewise.
2598 (ASM_WEAKEN_LABEL): Likewise.
2599 (UNIQUE_SECTION): Likewise.
2600 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2601 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2602 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
2603 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
2604 (ASM_FILE_START): Likewise.
2605 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2606 (ASM_DECLARE_OBJECT_NAME): Likewise.
2607 (ASM_FILE_END): Likewise.
2608 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2609 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2610 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2611 (ASM_OUTPUT_CASE_LABEL): Likewise.
2612 (ASM_OUTPUT_SKIP): Likewise.
2613 (ASM_OUTPUT_ASCII): Likewise.
2614 (ASM_OUTPUT_IDENT): Likewise.
2615 (READONLY_DATA_SECTION): Likewise.
2616 (EXTRA_SECTIONS): Likewise.
2617 (EXTRA_SECTION_FUNCTIONS): Likewise.
2618 (SELECT_RTX_SECTION): Likewise.
2619 (SELECT_SECTION): Likewise.
2621 * config/mips/linux.h (INVOKE__main): Undefine.
2622 (CTOR_LIST_BEGIN): Likewise.
2623 (CTOR_LIST_END): Likewise.
2624 (DTOR_LIST_BEGIN): Likewise.
2625 (DTOR_LIST_END): Likewise.
2626 (SET_ASM_OP): Defined it to ".dummy".
2627 (ASM_OUTPUT_DEF): Defined.
2628 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
2630 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
2632 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
2633 assembler supports .p2align.
2635 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
2637 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
2639 2001-04-26 Jakub Jelinek <jakub@redhat.com>
2641 * integrate.c (expand_inline_function): Check for error_mark_node
2644 2001-04-26 Jakub Jelinek <jakub@redhat.com>
2646 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
2649 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
2651 * configure.in (configargs.h): Define thread_model.
2652 * configure: Rebuilt.
2653 * gcc.c (main): Print it with -v.
2655 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
2657 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
2658 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
2659 * gcc.1: Regenerate.
2661 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2663 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
2664 is_redundant_typedef): Use static inline instead of inline static.
2666 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
2668 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
2669 this directory is always searched.
2671 2001-04-25 Richard Henderson <rth@redhat.com>
2673 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
2674 of registers to restore along non eh_return path.
2676 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2678 * c-format.c (check_format_info_recurse): Handle
2679 PLUS_EXPR for format string.
2681 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2683 * config/ia64/ia64.h (CC1_SPEC): Define.
2684 * config/ia64/linux.h (CC1_SPEC): Define.
2686 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
2688 * emit-rtl.c (constant_subword): Also do sign extension in
2689 BITS_PER_WORD == 16 case.
2691 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
2693 * loop.c (try_swap_copy_prop): Go back to checking insn.
2695 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2697 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
2698 if check_mode is non-zero.
2700 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2702 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
2703 out and comparison sequence has been detected, put result into
2704 proper temporary pseudo.
2706 2001-04-24 Zack Weinberg <zackw@stanford.edu>
2708 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
2709 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
2710 * libgcc2.c: Remove __dummy and __builtin_saveregs.
2711 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
2712 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
2713 for future reference.
2715 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
2717 * except.c (reachable_handlers): Step out one level from a RESX.
2719 * except.c (struct eh_region): Rename 'last' to 'resume'.
2720 (mark_eh_region, duplicate_eh_region_1): Adjust.
2721 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
2722 (build_post_landing_pads): Likewise.
2723 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
2724 (expand_eh_region_end_must_not_throw): Likewise.
2725 (connect_post_landing_pads): Thread (only) regions with non-deleted
2728 * except.c (expand_eh_region_end_cleanup): Save the EH return data
2729 registers around the cleanup.
2730 (get_exception_filter): New fn.
2731 (finish_eh_generation): Use it.
2733 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
2735 * c-semantics.c (add_scope_stmt): Don't call
2736 current_scope_stmt_stack multiple times.
2738 2001-04-24 Zack Weinberg <zackw@stanford.edu>
2739 Nathan Sidwell <nathan@codesourcery.com>
2741 Lazy __FUNCTION__ generation.
2742 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
2743 RID_C99_FUNCTION_NAME): New _RIDs.
2744 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
2745 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
2746 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
2748 (function_id_node, pretty_function_id_node, func_id_node): Remove.
2749 (c99_function_name_decl_node, function_name_decl_node,
2750 pretty_function_name_decl_node, saved_function_name_decls):
2752 (struct language_function): Remove x_function_name_declared_p.
2753 (make_fname_decl): Remove a parameter.
2754 (declare_function_names): Remove prototype.
2755 (start_fname_decls, finish_fname_decls): Prototype.
2756 (fname_as_string): Likewise.
2757 (fname_string, fname_decl): Likewise.
2758 * c-common.c (make_fname_decl): Adjust.
2759 (struct fname_var_t): New struct.
2760 (fname_vars): New static array.
2761 (declare_function_name): Remove.
2762 (start_fname_decls, finish_fname_decls): New functions.
2763 (fname_as_string): New function from remnants of
2764 declare_function_name.
2765 (fname_string, fname_decl): New functions.
2767 * c-decl.c (c_function_name_declared_p): Remove.
2768 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
2769 don't call declare_function_name. Call start_fname_decls.
2770 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
2771 clobber the line number. Call finish_decl.
2772 (start_function): Call start_fname_decls.
2773 (finish_function): Call finish_fname_decls.
2774 Remove c_function_name_declared_p.
2775 (push_c_function_context): Don't push c_function_name_declared_p.
2776 (pop_c_function_context): Don't pop c_function_name_declared_p.
2777 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
2778 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
2779 (program): Call finish_fname_decls for C.
2780 (primary): Add VAR_FUNC_NAME.
2781 (reswords): Add slots for __FUNCTION__ et al.
2782 (rid_to_yy): Add mappings for __FUNCTION__ et al.
2783 (yylexname): If it's a STRING_FUNC_NAME generate the function name
2784 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
2785 * c-semantics.c (prune_unused_decls): Remove.
2786 (finish_stmt_tree): Don't call prune_unused_decls.
2787 (genrtl_decl_stmt): Don't prune unused decls here.
2789 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
2791 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
2792 constant pool, use the pool's SYMBOL_REF instead.
2794 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
2797 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
2799 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
2800 passing nested NOP_EXPRs to fold.
2802 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
2804 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
2806 2001-04-22 Mark Mitchell <mark@codesourcery.com>
2808 * loop.c (loop_delete_insns): Add prototype.
2810 2001-04-23 Phil Edwards <pme@sources.redhat.com>
2812 * configure.in: Remove ENABLE_STD_NAMESPACE.
2813 * config.in: Regenerated.
2814 * configure: Regenerated.
2816 2001-04-22 Stan Shebs <shebs@apple.com>
2818 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
2820 * config/rs6000/xm-darwin.h: Remove file.
2822 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2824 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
2825 (write_c_file_stat): Likewise.
2827 * dbxout.c (dbxout_init): Likewise.
2829 * profile.c (output_func_start_profiler): Likewise.
2831 2001-04-22 Philipp Thomas <pthomas@suse.de>
2833 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
2834 require it instead of the CVS version.
2835 * cpperror.c (v_message): Put a blank before the macro
2836 body to not confuse exgettext.
2838 2001-04-21 Mark Mitchell <mark@codesourcery.com>
2840 * flow.c (proagate_one_insn): Remove useless assignment.
2841 * jump.c (delete_insn): Tidy.
2842 * loop.c (try_copy_prop): When deleting an instruction with a
2843 REG_RETVAL note, delete the entire libcall sequence.
2844 (loop_delete_insns): New function.
2845 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
2846 we're not substituting into them yet.
2848 2001-04-21 Kazu Hirata <kazu@hxi.com>
2850 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
2852 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
2854 * config/i960/i960.c (signed_arith_operand): Likewise.
2856 * calls.c (expand_call): Fix a comment typo.
2858 2001-04-20 Zack Weinberg <zackw@stanford.edu>
2860 * configure.in: Probe for times, clock, struct tms, and clock_t.
2861 * configure, config.in: Regenerate.
2862 * timevar.c: Replace ifdef forest in get_time with (relatively)
2863 straightforward series of checks based on autoconf's probes.
2865 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
2867 * config/pa/som.h (NM_FLAGS): Define.
2869 2001-04-20 Bernd Schmidt <bernds@redhat.com>
2871 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
2873 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
2874 * ia64.c (nop_cycles_until): New function.
2875 (prev_cycle, prev_first, last_issued): New static variables.
2876 (ia64_sched_reorder): Additional arg for clock.
2877 On final scheduling pass, emit extra NOPs as needed.
2878 Set prev_first and prev_cycle.
2879 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
2880 (ia64_variable_issue): Set last_issued.
2882 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
2884 * config/i386/i386.c (ix86_expand_int_movcc,
2885 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
2887 2001-04-20 Geoff Keating <geoffk@redhat.com>
2889 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
2890 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
2891 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
2892 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
2893 ctrdi_internal6): In the short-branch case, this insn is only 4
2894 bytes long. Reported by Reza Yazdani <reza@apple.com>.
2896 2001-04-20 Jakub Jelinek <jakub@redhat.com>
2898 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
2899 "=u" is used together with "st" resp. "st(1)" clobber.
2901 2001-04-20 Jakub Jelinek <jakub@redhat.com>
2903 * gcse.c (gcse_main): Fix comment typo.
2904 (delete_null_pointer_check): Likewise.
2905 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
2906 * cse.c (cse_insn): Likewise.
2907 * function.c (fixup_var_refs_insns_with_hash): The sequence is
2910 2001-04-19 Zack Weinberg <zackw@stanford.edu>
2912 * toplev.c: Excise all code for the undocumented -dm option.
2913 (float_signal): Call signal just once, unconditionally.
2915 2001-04-19 Geoff Keating <geoffk@redhat.com>
2917 * fold-const.c (fold): Use first_rtl_op rather than
2918 TREE_CODE_LENGTH when looping over parameters of a tree.
2919 Correct strange grouping in test for evaluated SAVE_EXPR.
2921 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
2923 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
2924 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
2926 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
2927 name at 32 total characters.
2928 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
2929 functions in named sections -- data items can still go into unique
2930 sections, but they have normal names (ie $LIT$ and $DATA$).
2932 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
2935 2001-04-19 DJ Delorie <dj@redhat.com>
2937 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
2938 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
2939 * config/i386/cygwin.h: Likewise.
2940 * config/i386/mingw32.h: Likewise.
2941 * config/vax/vms.h: Likewise.
2942 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
2944 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
2945 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
2946 * config/i386/xm-cygwin.h: Likewise.
2947 * config/i386/xm-djgpp.h: Likewise.
2948 * config/i386/xm-mingw32.h: Likewise.
2949 * config/vax/xm-vms.h: Likewise.
2951 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
2952 instead of OBJECT_SUFFIX.
2953 * collect2.c (find_a_file): Look for files matching the extension
2954 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
2955 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
2956 TARGET_EXECUTABLE_SUFFIX.
2957 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
2958 (make_relative_prefix): Likewise.
2959 (convert_filename): Use TARGET_ suffixes throughout. Remove
2961 (process_command): Likewise.
2962 (do_spec_1): Likewise.
2963 * java/lang.c (init_parse): Likewise.
2965 * gcc.texi : Document four new options matching the pattern
2966 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
2967 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
2968 documentation for NO_AUTO_EXE_SUFFIX.
2970 2001-04-19 Mark Mitchell <mark@codesourcery.com>
2972 * toplev.h (struct lang_hooks): Allow decode_option to indicate
2973 that language-independent processing should not be done.
2974 * toplev.c (main): Adjust accordingly.
2976 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
2977 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
2979 * mips.md (reload_outputdi): Require that operand0 be a
2982 2001-04-19 Jakub Jelinek <jakub@redhat.com>
2984 * invoke.texi (-Wshadow): Clarify.
2986 2001-04-18 Mark Mitchell <mark@codesourcery.com>
2988 * loop.c (load_mems): Examine all the instructions in the loop
2989 before concluding that all jumps branch to the first instruction
2992 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
2994 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
2996 2001-04-18 Jakub Jelinek <jakub@redhat.com>
2998 * cpp.texi (-Wwhite-space): Remove.
2999 (-Wall): -Wall does not imply -Wwhite-space.
3001 2001-04-17 Zack Weinberg <zackw@stanford.edu>
3003 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
3004 use it instead of blindly generating a .stabs.
3005 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
3007 * xcoffout.c: Don't bother defining default for N_CATCH.
3008 (UNKNOWN_STAB): Use internal_error.
3009 (stab_to_sclass): Remove now-unnecessary aborts.
3010 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
3012 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
3014 * jump.c (mark_all_labels): Canonicalize the tail recursion
3015 label attached to CALL_PLACEHOLDER insns.
3017 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3019 * output.h (dump_flow_info, free_basic_block_vars,
3020 which_alternative): Delete redundant prototypes.
3022 * rtl.h (bss_section): Likewise.
3024 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
3026 * dbxout.c (N_OPT): Define if not available from <stab.h>
3028 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3030 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
3031 libraries and native K&R compilers.
3033 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3035 * c-typeck.c (convert_arguments): Don't check for width changes
3038 * invoke.texi (-Wtraditional): Update documentation.
3040 2001-04-16 Zack Weinberg <zackw@stanford.edu>
3042 * toplev.c (output_lang_identify): Delete.
3043 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
3044 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
3045 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
3046 after calling ASM_FILE_END.
3048 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
3049 Instead, unconditionally emit an N_OPT stab with string equal
3050 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
3052 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
3054 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
3055 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
3056 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
3057 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
3058 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
3059 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
3060 config/i370/i370.h, config/i386/beos-elf.h,
3061 config/i386/osf1elf.h, config/i386/osfrose.h,
3062 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
3063 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
3064 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
3065 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
3066 config/mips/iris6.h, config/mips/osfrose.h,
3067 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
3068 config/sparc/sp64-elf.h:
3069 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
3070 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
3072 * config/elfos.h, config/freebsd.h, config/linux.h,
3073 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
3074 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
3075 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
3076 of ASM_FILE_START which merely emit a .version directive. Delete
3077 definitions of ASM_FILE_END which merely emit an .ident directive.
3079 * config/avr/avr.h, config/vax/vax.h: Delete definition of
3080 ASM_IDENTIFY_GCC and move part of its logic into
3083 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
3084 config/sparc/linux-aout.h: Don't emit .version directive in
3087 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
3088 (output_file_start): Correct comment.
3090 * config/i386/osfrose.h: Don't emit trailing .ident directive.
3091 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
3093 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
3094 * config/rs6000/aix.h: Correct comment.
3096 * config/i386/i386afe.h: Delete.
3097 * config.gcc: Remove references to i386afe.h.
3099 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
3100 other macros deleted by this patch were undocumented.
3102 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
3104 * pa.md (reload_outdi): Operand 0 must be a non hard register.
3106 * pa.c (secondary_reload_class): SAR<->FP copies require a
3109 * install.texi (mips-mips-bsd): Update list of functions
3110 required to include memmove.
3111 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
3112 used functions to include memmove.
3114 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
3116 * i386.md (sqrtdf2): SFmode should be DFmode.
3118 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
3120 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
3121 (find_moveable_store): Likewise.
3123 2001-04-15 Jim Wilson <wilson@redhat.com>
3125 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
3127 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
3129 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
3130 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
3132 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3134 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
3137 2001-04-14 Alan Modra <amodra@one.net.au>
3139 * pa.c (force_mode): New function.
3140 (emit_move_sequence): Use it instead of generating new rtx_REGs.
3142 2001-04-13 Jim Wilson <wilson@redhat.com>
3144 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
3145 (first_instruction): New static variable.
3146 (rtx_needs_barrier): Return 1 for alloc.
3147 (init_insn_group_barriers): Set first_instruction.
3148 (rws_sum): Delete duplicate definition.
3149 (group_barrier_needed_p): Return 0 when first_instruction true.
3150 (safe_group_barrier_needed_p): Save and restore first_instruction
3151 around group_barrier_needed_p call.
3153 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
3155 * expr.h (enum libfunc_index): Add LTI_memmove.
3156 (memmove_libfunc): Define macro.
3157 * optabs.c (init_optabs): Initialize memmove_libfunc.
3158 * expr.c (expand_assignment): Use memmove_libfunc instead of
3161 2001-04-13 Alan Modra <alan@linuxcare.com.au>
3163 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
3166 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3168 * Makefile.in (reg-stack.o): Depend on reload.h.
3169 (insn-attrtab.o): Depend on flags.h.
3171 * genattrtab (main): Include flags.h in insn-attrtab.c.
3173 * reg-stack.c: Include reload.h.
3175 * sparc.h (flag_pic): Delete redundant declaration.
3177 * output.h (flag_pic): Likewise.
3179 * tree.h (pedantic): Likewise.
3181 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3183 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
3185 * jump.c, regmove.c, toplev.c: Include reload.h.
3187 * reload.h (reload_cse_regs): Declare.
3189 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
3190 reload_cse_regs, init_reload, mark_home_live, reload,
3191 init_caller_save): Delete redundant prototypes.
3193 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3195 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
3197 * regclass.c, ssa.c: Include expr.h.
3199 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
3200 gen_move_insn): Delete redundant declarations.
3202 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3204 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
3205 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
3206 MAKEINFO and MAKEINFOFLAGS too.
3207 (stage4_build): Correctly order -B flags.
3209 2001-04-13 Alan Modra <amodra@one.net.au>
3211 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
3212 PIC_OFFSET_TABLE_SAVE_RTX.
3213 (zdepi_cint_p): Describe zdepi insn.
3214 Formatting and white space fixes throughout file.
3216 * pa.c (uint32_operand): Don't use long constant >= 2^32.
3217 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
3218 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
3219 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
3220 (output_64bit_and): Use plain `int's for shift counts.
3221 (output_64bit_ior): Likewise.
3222 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
3223 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
3226 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
3227 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
3228 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
3229 NEW_HP_ASSEMBLER into one. Kill warnings.
3231 * pa-gas.h: Delete file.
3232 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
3233 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
3234 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
3235 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
3237 * config/pa/mill32.S: New file.
3238 * config/pa/mill64.S: New file.
3239 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
3240 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
3241 * config/pa/t-linux64: New file.
3242 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
3243 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
3244 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
3246 * elfos.h (SELECT_SECTION): Undef before defining.
3247 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
3248 (LIB_SPEC): Remove -lmilli.
3249 (DBX_REGISTER_NUMBER): Remove.
3250 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
3251 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
3252 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
3253 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
3254 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
3255 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
3256 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
3257 TARGET_GAS): Define.
3258 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
3259 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
3260 regs if we don't have a prototype.
3261 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
3262 * pa.h (TARGET_ELF32): Default to 0 if undefined.
3263 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
3264 EH_RETURN_HANDLER_RTX): Define.
3265 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
3266 (DWARF_FRAME_REGNUM): Define.
3267 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
3268 * pa32-linux.h: New file.
3269 * pa64-linux.h: New file.
3271 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3272 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
3273 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
3274 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
3275 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
3276 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
3277 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3278 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
3279 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
3280 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
3281 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3282 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
3283 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
3284 * pa64-hpux.h: New file.
3285 (ASM_FILE_START): Correct typo.
3286 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
3287 * config.gcc: Modify for above.
3289 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
3291 * jump.c (jump_optimize_1): Don't delete dead stores here.
3292 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
3293 prior to running jump optimize before cse2.
3295 2001-04-12 Richard Henderson <rth@redhat.com>
3297 * Makefile.in (regmove.o): Depend on except.h.
3298 * regmove.c: Include it.
3300 2001-04-12 Stan Shebs <shebs@apple.com>
3302 * objc/objc-act.c: Remove all code ifdefed with the never-used
3303 macro OBJC_INT_SELECTORS.
3304 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
3305 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
3307 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
3309 * config/pa/quadlib.c: Add prototypes.
3311 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3313 * bitmap.h (debug_bitmap): Delete redundant prototype.
3315 * rtl.h (get_frame_size): Likewise.
3317 2001-04-12 Jim Wilson <wilson@redhat.com>
3319 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
3320 to just emit an fnorm.
3322 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3324 * c-common.h (truthvalue_conversion, type_for_mode,
3325 type_for_size): Delete redundant declarations.
3327 * c-lex.h (is_class_name): Likewise.
3329 * c-tree.h (pedantic, convert, getdecls, gettags,
3330 global_bindings_p, init_decl_processing, insert_block,
3331 maybe_build_cleanup, poplevel, print_lang_decl,
3332 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
3333 set_block, incomplete_type_error, build_function_call,
3334 lvalue_or_else, mark_addressable): Likewise.
3336 * expr.h (expand_tree_builtin): Likewise.
3338 2001-04-12 Mark Mitchell <mark@codesourcery.com>
3340 * invoke.texi: Document --param max-gcse-memory.
3342 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3344 * configure.in (errno): Check for declaration.
3345 * configure, config.in: Regenerated.
3347 * system.h (errno): Only declare if not already done.
3349 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3351 * recog.c (general_operand, immediate_operand,
3352 nonmemory_operand): Require CONST_INTs to be sign-extended
3353 values for their modes.
3355 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3357 * expmed.c (store_bit_field): Truncate CONST_INTs.
3358 (expand_mult_highpart, expand_divmod): Likewise.
3359 * expr.c (convert_modes, store_field): Likewise.
3360 * integrate.c (expand_inline_function): Use promote_mode() to
3361 determine whether to convert_modes() an argument as signed
3363 * optabs.c (expand_binop): Get CONST_INT operands
3364 sign-extended for their appropriate modes.
3365 * stmt.c (emit_case_nodes): Convert node values to the
3367 (expand_end_case): Convert minval and range to the appropriate
3369 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
3370 the iteration variable.
3371 * varasm.c (immed_double_const): Don't require words to be
3372 narrower than host wide ints to properly sign-extend
3375 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
3377 * sh.md (builtin_setjmp_receiver): New expander.
3379 2001-04-12 David Edelsohn <dje@watson.ibm.com>
3381 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
3382 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
3383 for generating CONST_INT and CONST_DOUBLE.
3385 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3387 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3388 already sign-extended.
3389 (rs6000_emit_prologue): Make register iterator signed.
3390 (rs6000_emit_epilogue): Likewise.
3391 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
3393 (movsf split, movdf split): Sign-extend CONST_INTs.
3394 (movdi splits): Likewise.
3396 2001-04-12 Kelley Cook <kelley.cook@home.com>
3398 * config-lang.in (lang_dirs): Add in zlib.
3400 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
3402 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
3403 operands that make it to RTL.
3405 2001-04-11 Stan Shebs <shebs@apple.com>
3407 Add Darwin (Mac OS X kernel) native support.
3408 * config.gcc (powerpc-*-darwin*): Add native bits.
3409 * config/darwin.c: New file, generic Darwin support functions.
3410 * config/darwin.h: New file, generic Darwin definitions.
3411 * config/darwin-protos.h: New file, generic Darwin prototypes.
3412 * rs6000/darwin.h: New file, Darwin for PowerPC.
3413 * rs6000/t-darwin: New file, Darwin makefile fragment.
3414 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
3415 (TARGET_MACHO): Ditto.
3416 (rs6000_abi): Add ABI_DARWIN.
3417 (RS6000_REG_SAVE): Add ABI_DARWIN case.
3418 (RS6000_SAVE_AREA): Ditto.
3419 (FP_ARG_MAX_REG): Ditto.
3420 (RETURN_ADDRESS_OFFSET): Ditto.
3421 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
3423 (rs6000_emit_move): Add ABI_DARWIN cases.
3424 (print_operand): Ditto.
3425 (first_reg_to_save): Ditto.
3426 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
3427 (debug_stack_info): Ditto.
3428 (rs6000_emit_prologue): Ditto.
3429 (rs6000_emit_epilogue): Ditto.
3430 (output_profiler_hook): Ditto.
3431 (output_function_profiler): Ditto.
3432 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
3433 (output_mi_thunk): Add TARGET_MACHO case.
3434 (add_compiler_stub): Ditto.
3435 (output_compiler_stub): Ditto.
3436 (no_previous_def): Ditto.
3437 (output_call): Ditto.
3438 (machopic_output_stub): Ditto.
3439 (rs6000_machopic_legitimize_pic_address): Ditto.
3440 (toc_section): Ditto.
3441 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
3442 (macho_high): Ditto.
3445 (load_macho_picbase): Ditto.
3446 (call): Add TARGET_MACHO case to modify function.
3447 (call_value): Ditto.
3448 (call_nonlocal_sysv): Add ABI_DARWIN case.
3449 (call_value_nonlocal_sysv): Ditto.
3450 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
3452 (machopic_output_stub): Ditto.
3453 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
3455 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3457 * dwarf2out.c (modified_type_die): Don't create new types here.
3458 * tree.h (get_qualified_type): New function.
3459 (build_qualified_type): Adjust comment.
3460 * tree.c (get_qualified_type): New function.
3461 (build_qualified_type): Use it.
3463 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3465 * cpp.texi (-Wtraditional): Update description.
3467 * invoke.texi (-Wtraditional): Likewise.
3469 2001-04-11 Jim Wilson <wilson@redhat.com>
3471 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
3472 requires more than 64 bits of alignment.
3474 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
3476 * cpplib.c (do_line): Sanity check iff enable checking.
3478 2001-04-11 Richard Henderson <rth@redhat.com>
3480 * Makefile.in (insn-recog.o): Depend on toplev.h.
3481 (insn-emit.o, doloop.o): Likewise.
3482 * genrecog.c, genemit.c: Include toplev.h in generated file.
3483 * doloop.c: Include toplev.h.
3485 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3487 * Makefile.in (gcse.o): Depend on params.h.
3488 * gcse.c: Include params.h.
3489 (gcse_main): Don't do GCSE if doing so will take inordinate
3491 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
3492 * params.h (MAX_GCSE_MEMORY): New macro.
3494 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3496 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
3498 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
3500 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3502 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
3504 * real.h (ereal_atof, real_value_truncate, target_isnan,
3505 target_isinf, target_negative, assemble_real, debug_real): Delete
3506 redundant prototypes.
3508 * Makefile.in (ifcvt.o): Depend on toplev.h.
3510 * c-semantics.c: Include expr.h.
3512 * ifcvt.c: Include toplev.h.
3514 * expr.h (rtx_equal_p): Delete prototype.
3516 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
3517 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
3518 eliminate_constant_term, expand_complex_abs, find_single_use,
3519 make_tree, init_expr_once, init_optabs, supports_one_only):
3522 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
3523 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
3524 expand_assignment, store_expr, emit_line_note_after,
3525 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
3527 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
3529 * sparc-protos.h: Delete redundant prototypes.
3531 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3533 * reload.c (push_reload): Add condition missed in SUBREG byte
3536 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3538 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
3540 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3542 * i386.md (floatsisf_sse): Fix output template
3543 * i386.c (ix86_expand_fp_movcc)
3545 * reg-stack.c (emit_pop_insn): Handle complex modes.
3546 (move_for_stack_reg): Emit proper move mode.
3547 (subst_stack_regs_pat): Handle complex modes.
3549 2001-04-11 Jakub Jelinek <jakub@redhat.com>
3551 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
3553 2001-04-10 Richard Henderson <rth@redhat.com>
3555 * libgcc2.h (__terminate_func_ptr): Remove typedef.
3556 (__pure_virtual, __terminate, __terminate_set_func,
3557 __default_terminate, __throw_type_match, __empty,
3558 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
3559 __eh_rtime_match, __unwinding_cleanup, __rethrow,
3560 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
3561 Remove prototypes of deleted functions.
3563 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3565 * c-typeck.c (convert_arguments): -Wtraditional now activates
3566 -Wconversion warnings, except for changes in signed-ness.
3567 Detect complex<->int & int<->complex conversions as well.
3569 * invoke.texi (-Wtraditional): Document it.
3571 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3573 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
3574 * flow.c (set_block_for_new_insns): Remove needless cast and
3575 properly check for unset block number.
3577 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
3579 * function.c (purge_single_hard_subreg_set): Only check REGNO if
3580 the subreg was a hard register. Pseudos are left as subregs.
3582 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3584 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
3585 (LIB2ADD_ST): New macro, pass it to mklibgcc.
3586 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
3587 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
3588 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
3590 2001-04-09 Bo Thorsen <bo@suse.co.uk>
3592 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
3594 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3596 * output.h (set_block_num): Missed it earlier, remove deprecated
3599 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3601 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
3602 (load_killed_in_block_p): Change bb parameter from int to basic_block.
3603 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
3604 (handle_rd_kill_set): Change bb parameter from int to basic_block.
3605 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
3606 (expr_killed_p): Change bb parameter from int to basic_block, pass
3607 basic_blocks instead of ints as parameters.
3608 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
3609 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
3610 from int to basic_block, pass basic_blocks instead of ints as parms.
3611 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
3612 parameter from int to basic_block, pass basic_blocks instead of ints.
3613 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
3614 (insert_insn_end_bb): Change bb parameter from int to basic_block,
3615 pass basic_blocks instead of ints.
3616 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
3617 basic_blocks instead of ints as parameters.
3618 (pre_delete): Pass basic_blocks instead of ints as parameters.
3619 (hoist_expr_reaches_here_p): Change bb parameter from int to
3620 basic_block, pass basic_blocks instead of ints.
3621 (hoist_code): Pass basic_blocks instead of ints as parameters.
3622 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
3623 Change bb parameter from int to basic_block.
3624 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
3625 (insert_insn_start_bb): Change bb parameter from int to basic_block,
3626 pass basic_blocks instead of ints.
3627 (insert_store): Pass basic_blocks instead of ints as parameters.
3628 (replace_store_insn, delete_store): Change bb parameter from int to
3629 basic_block, pass basic_blocks instead of ints.
3630 (store_motion): Pass basic_blocks instead of ints as parameters.
3632 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3634 * basic-block.h (set_new_block_for_insns): New Prototype.
3635 (set_block_num): Delete prototype.
3636 * flow.c (set_block_num): Remove obsolete function.
3637 (set_block_for_new_insns): Set BB for single or multiple insns.
3638 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
3639 (process_insn_end_bb): Use set_block_for_new_insns or
3640 set_block_for_insn instead of set_block_num.
3641 (pre_insert_copy_insn): Use set_block_for_new_insns.
3642 (update_ld_motion_stores): Use set_block_for_new_insns.
3643 (insert_insn_start_bb): Use set_block_for_new_insns.
3644 (replace_store_insn): Use set_block_for_new_insns.
3646 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3647 Jeff Law <law@redhat.com>
3649 * alias.c (get_addr): Externalize.
3650 (canon_true_dependence): New function. Behaves like true_dependance
3651 except it already assumes a MEM has been canonicalized.
3652 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
3653 * gcse.c (struct ls_expr): Add load/store expressions structure.
3654 (modify_mem_list, canon_modify_mem_list): New variable.
3655 (gcse_main): Initialize & finalize alias analysis. Use enhanced
3656 load motion and store motion if requested.
3657 (alloc_gcse_mem): Allocate space for modify_mem_list array.
3658 (free_gcse_mem): Free the modify_mem_list array.
3659 (oprs_unchanged_p): Use load_killed_in_block_p.
3660 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
3661 (mems_conflict_for_gcse_p): New function. Don't kill loads
3662 with stores to themselves if its in the load/store expression list.
3663 (load_killed_in_block_p): New function.
3664 (canon_list_insert): New Function.
3665 (record_last_mem_set_info): Keep a list of all instructions which
3666 can modify memory for each basic block.
3667 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
3668 (oprs_not_set_p): Use load_killed_in_block_p.
3669 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
3670 (expr_killed_p): Use load_killed_in_block_p.
3671 (compute_transp): Do not pessimize memory references.
3672 (pre_edge_insert): Update stores for a load motion expression.
3673 (one_pre_gcse_pass): Check loads/stores for extra load motion.
3674 (ldst_entry): Find or create a ldst_expr structure.
3675 (free_ldst_entry): Free memory for an individual item.
3676 (free_ldst_mems): Free entire load/store expression list.
3677 (print_ldst_list): Print debug info.
3678 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
3679 (enumerate_ldsts): Assign integer values to each entry in list.
3680 (first_ls_expr): First expression in the list.
3681 (next_ls_expr): Next expression in the list.
3682 (simple_mem): Check if expression qualifies for ld/st expression list.
3683 (invalidate_any_buried_refs): Remove from expression list if its
3684 used in some other way we dont understand.
3685 (compute_ld_motion_mems): Find all potential enhanced load motion
3687 (trim_ld_motion_mems): Remove any expressions which are invalid.
3688 (update_ld_motion_stores): Copy store values to registers for loads
3689 which have been moved.
3690 (regvec, st_antloc, num_store): New global statics.
3691 (reg_set_info): Marks registers as set.
3692 (store_ops_ok): Verfies registers expressions are valid in a block.
3693 (find_moveable_store): Look for moveable stores in a pattern.
3694 (compute_store_table): Find stores in a function worth moving, maybe.
3695 (load_kills_store): Check dependance of a load and store.
3696 (find_loads): Find any loads in a pattern.
3697 (store_killed_in_insn): Check if a store is killed in an insn.
3698 (store_killed_after): Check is store killed after an insn in a block.
3699 (store_killed_before): Check is store killed before an insn in a block.
3700 (build_store_vectors): Generate the antic and avail vectors.
3701 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
3702 (insert_store): Add a store to an edge.
3703 (replace_store_insn): Replace a store with a SET insn.
3704 (delete_store): Delete a store insn.
3705 (free_store_memory): Free memory.
3706 (store_motion): Perform store motion.
3707 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
3708 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
3709 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
3710 (f_options): Add gcse-lm and gcse-sm.
3712 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3714 * i386.c (expand_fp_movcc): Fix condition reversal code.
3716 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
3717 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
3718 (CLASS_MAX_NREGS): Use it.
3720 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
3721 handle properly complex values.
3722 (CLASS_MAX_NREGS): Likewise; update comment.
3724 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3726 * ia64.c (ia64_flag_schedule_insns2): New variable.
3727 (ia64_override_options): Initialize it. Clear
3728 flag_schedule_insns_after_reload.
3729 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
3731 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
3733 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
3734 Do not require source to match destination anymore;
3735 Add abort to the nontrivial cases that should be handled by split.
3736 (fix_trunc?fdi): Add SSE case for x86_64.
3737 (floatdi?f): Likewise.
3738 (floatdi?f_sse): New.
3739 (fix_trunc?fdi_sse): New.
3741 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
3743 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
3744 (DEBUG_ARANGES_END_LABEL): Ditto.
3745 (dwarfout_init): Generate length and version fields at the start
3746 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
3747 after the length field.
3748 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
3749 the .debug_aranges info.
3751 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3753 * i386.c (call, call_value): Make sure that resulting call_insn
3754 does have proper second operand.
3756 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
3758 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
3759 function. Remove include of sys/cygwin.h.
3761 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
3763 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
3764 (CPP_SPEC): Always search */include/w32api for header files.
3765 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
3766 (LINK_SPEC): Add "cyg" to the library search prefixes.
3768 2001-04-08 Philip Blundell <philb@gnu.org>
3770 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
3772 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
3774 * cpperror.c (print_location): Don't special case <stdin>.
3775 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
3776 WARNING, but we don't check if we're in system headers.
3777 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
3778 * cpplib.c (do_warning): Warn in system headers.
3780 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
3782 * mbchar.c: Include config.h first.
3784 2001-04-07 Zack Weinberg <zackw@stanford.edu>
3786 * config.gcc: Set default for xmake_file at top, not bottom.
3787 Change places that set xmake_file to "none" to set to the
3788 empty string instead, or remove them entirely if there is no
3789 default xmake_file for this cpu_type. Remove references to
3792 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
3793 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
3794 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
3795 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
3796 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
3797 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
3798 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
3799 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
3800 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
3801 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
3804 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
3805 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
3806 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
3807 config/mips/x-sysv, config/rs6000/x-aix31:
3808 Just set CLIB to -lld or -lmld, as appropriate.
3810 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
3811 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
3812 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
3813 config/mips/x-iris, config/pa/x-pa:
3814 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
3815 OTHER_FIXINCLUDES_DIRS.
3817 * config/i386/x-djgpp: Don't set LN or LN_S.
3818 * config/m88k/x-dolph: Don't define __m88k__.
3819 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
3820 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
3821 * config/i860/fx2800.h: No need to #undef SVR4.
3823 38 x-host fragments remain, 2 x-cpu.
3825 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3827 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
3829 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3831 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
3833 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3835 * configure.in: Add check for lstat.
3836 * configure, config.in: Regenerate.
3837 * cppinit.c (append_include_chain): Make empty path ".".
3838 * cpplib.c (do_line): Don't simplify #line paths.
3839 * cppfiles.c (remove_component_p): New function.
3840 (find_or_create_entry): Acknowledge stat () errors during
3841 path simplification.
3842 (handle_missing_header): Don't simplify paths.
3843 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
3844 the empty path untouched. Don't leave a trailing '/'.
3846 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
3848 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3849 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3851 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3853 * cppfiles.c (open_file): Fail directories silently, but
3854 with an errno of NOENT set.
3855 (read_include_file): Move the common exit code to the sole
3856 caller. Return an int indicating success or failure. Let
3857 open_file handle directories.
3858 (stack_include_file): If read_include_file fails,
3859 push a "null" buffer.
3861 2001-04-05 DJ Delorie <dj@redhat.com>
3863 * function.h (virtuals_instantiated): Declare.
3864 * function.c: (virtuals_instantiated): Make global.
3865 * calls.c (emit_library_call_value_1): Use
3866 virtual_outgoing_args_rtx only if it hasn't been instantiated.
3867 Otherwise, use the stack pointer directly.
3869 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
3871 * i386.c (x86_initialize_trampoline): New global function.
3872 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
3873 (INITIALIZE_TRAMPOLINE): Move offline.
3874 * i386-protos.h (x86_initialize_trampoline): Declare.
3876 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
3878 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
3879 (lea_0): Rename to lea_1.
3880 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
3881 (lea_general_?): Allow SImodes on TARGET_64BIT
3882 (lea_general_?_zext): New patterns.
3883 (call_1, call_1_rex64): Fix.
3885 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
3887 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
3889 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3891 * i386.c (function_arg): Return constm1_rtx for last argument.
3892 (ix86_expand_prologue): Update gen_call calls.
3893 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
3894 * i386.md (call_pop): Likewise.
3895 (call): Second operand is VOIDmode.
3896 (call_0): Likewise; Support 64bits.
3897 (call_exp): New expander.
3898 (call_1): Get to the sync.
3899 (call_1_exp): New pattern.
3900 (call_value): Support 64bit.
3901 (call_value_exp): New pattern.
3902 (untyped_call): Update gen_call call.
3903 (call_value_pop): Disable for 64bit.
3904 (call_value_0_rex64): New pattern.
3905 (call_value_1_rex64): Likewise.
3907 2001-04-05 Bo Thorsen <bo@suse.de>
3909 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
3911 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
3913 * i386.md (*andsi_1+3): If used after reload, make sure the operand
3914 satisfies ANY_QI_REG_P.
3916 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3918 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
3921 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
3924 2001-04-04 Zack Weinberg <zackw@stanford.edu>
3926 * config.gcc: Remove default for xm_file. Clean up local
3927 machine type handling. Remove settings of xm_file to
3928 something that doesn't exist. In the big switch, set xm_file,
3929 don't append to it (the value before the big switch is always
3930 null). Don't force build_xm_file or host_xm_file to have a value.
3931 * configure.in: Remove default for xm_file. Do not special
3932 case $cpu/xm-$cpu.h not existing.
3933 * configure: Regenerate.
3935 2001-04-04 Diego Novillo <dnovillo@redhat.com>
3937 * simplify-rtx.c (simplify_binary_operation): Check for overflow
3938 when folding integer division and modulo operations.
3940 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
3942 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
3943 instead of DWARF2_ADDR_SIZE for EH addresses.
3944 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
3947 2001-04-04 Richard Henderson <rth@redhat.com>
3949 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
3950 * config/ia64/t-glibc (LIB2ADDEH): Disable.
3951 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
3953 2001-04-04 Richard Henderson <rth@redhat.com>
3955 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
3956 * configure: Rebuilt.
3958 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3960 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
3961 push insns to delete to it instead of deleting them.
3962 (delete_null_pointer_checks): Delete insns from delete_list after
3963 all delete_null_pointer_checks_1 passes are done.
3965 2001-04-04 Richard Henderson <rth@redhat.com>
3967 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
3968 * configure: Rebuilt.
3970 2001-04-04 Zack Weinberg <zackw@stanford.edu>
3972 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
3973 * config/romp/xm-romp.h: Delete.
3975 2001-04-04 Bernd Schmidt <bernds@redhat.com>
3977 * sched-deps.c (sched_analyze_insn): Partially revert March 27
3980 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3982 * emit-rtl.c (mark_label_nuses) Increment the label uses for
3983 all labels present in rtx.
3984 (try_split) Call new function for all split insns.
3986 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3988 * recog.c (validate_replace_rtx_1): Instead of aborting just make
3989 sure the change won't be validated.
3991 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
3993 * rtl.h (set_noop_p): Declare.
3994 * flow.c (set_noop_p): Move from here ...
3995 * rtlanal.c (set_noop_p): ... to here and enhance.
3996 * cse.c (delete_trivially_dead_insns): Use it.
3997 * gcse.c (hash_scan_set): Likewise.
3998 * jump.c (delete_noop_moves): Likewise.
3999 * recog.c (split_all_insns): Likewise.
4001 2001-04-04 Alan Modra <alan@linuxcare.com.au>
4003 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
4004 stack pointer via a LO_SUM. Ditto for setting a temp register
4005 used to save to the stack. Set cfa_temp when setting fp, and
4006 allow matches to cfa_temp in addition to cfa_store when saving
4007 regs. Handle POST_INC and LO_SUM register stores. Document the
4008 changes and errors in rule 12 doco.
4010 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
4011 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
4012 (load_reg): Move closer to epilogue code.
4013 (DO_FRAME_NOTES): Define to control the following..
4014 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
4015 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
4017 (hppa_expand_epilogue): Likewise.
4019 2001-04-03 Richard Henderson <rth@redhat.com>
4021 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
4022 * configure: Rebuild.
4024 2001-04-03 Richard Henderson <rth@redhat.com>
4026 * rtl.h (LCT_THROW): New.
4027 * calls.c (emit_library_call_value_1): Handle it.
4028 * except.c (connect_post_landing_pads): Use it.
4030 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4032 * gansidecl.h: Delete file.
4033 * configure.in: Change all refs to gansidecl.h to use
4034 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
4036 * configure: Regenerate.
4038 * Makefile.in (intl.o): Don't depend on gansidecl.h.
4039 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
4040 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
4041 Don't include gansidecl.h.
4042 * intl.c, main.c, version.c, fixinc/fixlib.h,
4043 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
4046 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4048 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
4051 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4053 * config/i386/xm-beos.h, config/i386/xm-isc.h,
4054 config/i386/xm-next.h, config/i386/xm-sco.h,
4055 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
4056 config/m88k/xm-m88k.h: Delete.
4058 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
4059 * config/romp/xm-romp.h: Don't define bcopy.
4060 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
4061 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
4063 * config.gcc: Remove references to deleted files.
4065 14 xm-host.h remain, 1 xm-cpu.h.
4067 2001-04-03 Jakub Jelinek <jakub@redhat.com>
4068 David S. Miller <davem@pierdol.cobaltmicro.com>
4069 Andrew MacLeod <amacleod@redhat.com>
4071 Use byte offsets in SUBREGs instead of words.
4073 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
4074 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
4075 to pass new argument.
4076 (add_stored_regs): Use subreg_regno_offset function.
4077 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
4079 (precompute_arguments): Use gen_lowpart_SUBREG.
4080 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
4081 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
4082 (simplify_set): Rework to use SUBREG_BYTE.
4083 (expand_field_assignment): Use SUBREG_BYTE.
4084 (make_extraction): Use SUBREG_BYTE.
4085 (if_then_else_cond): Use SUBREG_BYTE.
4086 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
4087 (gen_lowpart_for_combine): Compute full byte offset.
4088 * cse.c (mention_regs): Use SUBREG_BYTE.
4089 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
4090 (canon_hash): Use SUBREG_BYTE.
4091 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
4092 (gen_lowpart_if_possible): Formatting.
4093 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
4095 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4096 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4097 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4098 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4099 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4100 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4101 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
4102 certain invariants about SUBREGs the compiler creates.
4103 (gen_lowpart_SUBREG): New function.
4104 (subreg_hard_regno): New function to get the final register number.
4105 (gen_lowpart_common): Use SUBREG_BYTE.
4106 (gen_imagpart): Spacing nits.
4107 (subreg_realpart_p): Use SUBREG_BYTE.
4108 (gen_highpart): Use SUBREG_BYTE.
4109 (subreg_lowpart_p): Always compute endian corrected goal offset,
4110 even at the byte level, then compare against that.
4111 (constant_subword): New function, pulled out all constant cases
4112 from operand_subword and changed second argument name to offset.
4113 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
4114 and call constant_subword to do the work. Return const0_rtx if
4115 looking for a word outside of OP.
4116 (operand_subword_force): Change second arg name to offset.
4117 * expmed.c (store_bit_field): Use SUBREG_BYTE.
4118 (store_split_bit_field): Use SUBREG_BYTE.
4119 (extract_bit_field): Use SUBREG_BYTE.
4120 (extract_split_bit_field): Use SUBREG_BYTE.
4121 (expand_shift): Use SUBREG_BYTE.
4122 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
4123 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
4124 * flow.c (set_noop_p): Use SUBREG_BYTE.
4125 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
4126 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
4127 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
4129 (optimize_bit_field): Use SUBREG_BYTE.
4130 (purge_addressof_1): Use SUBREG_BYTE.
4131 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
4132 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
4133 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
4134 * gengenrtl.c (special_rtx): Add SUBREG.
4135 * global.c (mark_reg_store): Use SUBREG_BYTE.
4136 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
4137 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
4138 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
4139 final byte offset is congruent to subreg's mode size.
4140 (subst_constants): Use SUBREG_BYTE.
4141 (mark_stores): Use subreg_regno_offset function.
4142 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
4143 function and SUBREG_BYTE.
4144 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
4145 (reg_is_born): Use subreg_hard_regno.
4146 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
4147 endian correction code. Don't combine subregs unless resulting
4148 offset aligns with type. Fix subreg constant extraction for DImode.
4149 Simplify SUBREG of VOIDmode CONST_DOUBLE.
4150 (general_operand): Remove dead mode_altering_drug code.
4151 (indirect_operand): Use SUBREG_BYTE.
4152 (constrain_operands): Use subreg_regno_offset function.
4153 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
4154 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
4155 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
4156 * regs.h (REG_SIZE): Allow target to override.
4157 (REGMODE_NATURAL_SIZE): New macro which target can override.
4158 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
4159 on the entire subreg rtx.
4160 (push_reload): Use SUBREG_BYTE in comments and code.
4161 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
4162 for hard registers inside subregs.
4163 (operands_match_p): Use subreg_regno_offset.
4164 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
4165 containing hard regs.
4166 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
4167 corrections when fixing up MEM subregs.
4168 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
4169 subreg_regno_offset where appropriate.
4170 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
4171 byte endian corrections when fixing up MEM subregs.
4172 (subst_reloads): When combining two subregs, make sure final
4173 offset is congruent to subreg's mode size.
4174 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
4175 (refers_to_regno_for_reload_p): Use subreg_regno.
4176 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
4177 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
4178 correction code for memory subreg fixups.
4179 (forget_old_reload_1): Use subreg_regno_offset.
4180 (choose_reload_regs): Use subreg_regno.
4181 (emit_input_reload_insns): Use SUBREG_BYTE.
4182 (reload_combine_note_store): Use subreg_regno_offset.
4183 (move2add_note_store): Use subreg_regno_offset.
4184 * resource.c (update_live_status, mark_referenced_resources): Use
4185 subreg_regno function.
4186 (mark_set_resources): Use subreg_regno function.
4187 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
4188 (subreg_regno_offset, subreg_regno): Define prototypes.
4189 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
4190 (gen_lowpart_SUBREG): Add prototype.
4191 * rtl.texi (subreg): Update to reflect new byte offset representation.
4192 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
4193 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
4194 (reg_overlap_mentioned_p): Use subreg_regno.
4195 (replace_regs); Make sure final offset of combined subreg is
4196 congruent to size of subreg's mode.
4197 (subreg_regno_offset): New function.
4198 (subreg_regno): New function.
4199 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
4200 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
4201 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
4202 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
4203 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
4204 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
4205 (a29k_get_reloaded_address): Use SUBREG_BYTE.
4206 (print_operand): Use SUBREG_BYTE.
4207 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
4208 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
4209 (arm_reload_out_hi): Use SUBREG_BYTE.
4210 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
4211 instead of SUBREG_WORD.
4212 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
4213 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
4214 SUBREG creation to use byte offset.
4215 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
4216 inverted load insns): Fix explicit rtl subregs to use byte
4218 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
4219 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
4220 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
4221 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
4222 to use byte offsets.
4223 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
4224 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
4225 offsets, also make sure it is congruent to SUBREG's mode size.
4226 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
4227 unnamed ldob insn): Generate SUBREGs with byte offset.
4228 (zero_extendqihi2): SUBREG's are byte offsets.
4229 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
4230 (m68hc11_gen_highpart): Use SUBREG_BYTE.
4231 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
4232 zero-extendqisi2): Generate SUBREGs with byte offset.
4233 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
4234 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
4235 subregs in rtl to use byte offsets.
4236 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
4237 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
4238 (mips_move_2words): Use subreg_regno_offset.
4239 (mips_secondary_reload_class): Use subreg_regno_offset.
4240 * config/mips/mips.md (DImode plus, minus, move, and logical op
4241 splits): Fixup explicit subregs in rtl to use byte offsets.
4242 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
4243 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
4244 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
4245 rtl to use byte offsets.
4246 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
4247 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
4248 subregs to use byte offsets.
4249 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
4250 Fixup explicit subregs in rtl to use byte offsets.
4251 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
4252 and remove byte endian correction code.
4253 * config/sh/sh.c (output_movedouble): Use subreg_regno.
4254 (gen_ashift_hi): Use SUBREG_BYTE.
4255 (regs_used): Use subreg_regno_offset.
4256 (machine_dependent_reorg): Use subreg_regno_offset.
4257 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
4258 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
4259 (movdf_i4): Subregs are byte offsets now.
4260 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
4261 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
4262 (REGMODE_NATURAL_SIZE): Override.
4263 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
4264 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
4266 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
4267 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
4268 extendqidi2): Generate SUBREGs with byte offsets, also make sure
4269 it is congruent to SUBREG's mode size.
4270 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
4272 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
4273 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
4274 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
4275 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
4276 * config/v850/v850.c (print_operand, output_move_double): Use
4277 subreg_regno function.
4279 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4281 * configure.in (target_subdir): Use target_alias, not target.
4282 * configure: Rebuilt.
4284 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
4286 * config/sh/crti.asm: Fix typos in comments.
4288 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4290 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
4291 TARGET_FAST_INDIRECT_CALLS.
4292 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
4294 (return_addr_rtx): Short circuit export stub matching when
4295 TARGET_NO_SPACE_REGS.
4296 (output_millicode_call): For out of range calls, make -fPIC
4297 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
4298 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
4299 * pa.md: Modify length attr calculation of all millicode insns to
4302 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
4304 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
4305 Require at least 2.11 in the version test. Specifically check
4306 for and reject GAS version 2.10.90.
4307 * configure: regenerate.
4309 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4311 * pa.c (override_options): Remove PIC profiling warning.
4312 (hp_profile_labelno): Delete.
4313 (hp_profile_label_rtx): Delete.
4314 (hp_profile_label_name): Delete.
4315 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
4316 (output_function_prologue): Remove profiling code and all tests on
4317 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
4318 merge_sp_adjust_with_store can work for PIC and profiling.
4319 (hppa_expand_epilogue): Remove profile_flag test.
4320 (hppa_can_use_return_insn_p): Likewise.
4321 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
4322 cater for PROFILE_HOOK.
4323 (hppa_profile_hook): New function.
4324 * pa.h (FUNCTION_PROFILER): Now does nothing.
4325 (PROFILE_HOOK): Define.
4326 (hppa_profile_hook): Declare.
4327 (PROFILE_BEFORE_PROLOGUE): Delete.
4328 (ASM_OUTPUT_REG_PUSH): Delete.
4329 (ASM_OUTPUT_REG_POP): Delete.
4330 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
4331 r24. Accept function name operand, and use this and a locally
4332 generated label to calculate pc-rel offset to func start.
4334 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4336 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
4337 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
4340 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4342 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
4343 LO_SUM cases to where they belong.
4345 2001-04-02 Richard Henderson <rth@redhat.com>
4347 * except.h (lang_eh_type_covers): Mark extern.
4348 (lang_eh_runtime_type): Likewise.
4350 2001-04-02 Zack Weinberg <zackw@stanford.edu>
4352 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
4353 gengenrtl.c: Wrap generated header in multiple-include guard.
4354 Improve error checking.
4356 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4358 * configure.in: Don't check for putenv.
4359 * configure: Regenerate.
4360 * gcc.c (putenv): Don't define.
4361 * vax/xm-vms.h: Handle putenv.
4363 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4365 * ifcvt.c (noce_emit_move_insn): New.
4366 (noce_try_store_flag, noce_try_store_flag_constants,
4367 noce_try_store_flag_inc, noce_try_store_flag_mask,
4368 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
4369 noce_try_abs): Use it.
4370 (noce_process_if_block): Likewise.
4371 For STRICT_LOW_PART, take mode from its SUBREG.
4373 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4375 * fold-const.c (fold): Before optimizing unsigned comparison with
4376 0x7fffffffU, make sure arg0 is integral type.
4378 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
4380 * c-tree.texi: Document representation of wide strings.
4382 2001-04-01 Richard Henderson <rth@redhat.com>
4384 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
4386 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
4388 * i386.md: remove obsoleted comments.
4389 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
4390 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
4391 fix output template.
4393 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
4395 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
4397 2001-03-30 Bernd Schmidt <bernds@redhat.com>
4399 * loop.c (load_mems): When generating a load from a pseudo, update
4402 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4404 * i386.c (ix86_split_long_move): Use change address to compensate
4405 stack pointer change in push instruction.
4407 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4409 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
4410 instead of rtx_equal_p; fix the output template.
4412 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4414 * i386.c (ix86_expand_setcc): Support 64bit.
4415 (ix86_expand_int_movcc): Likewise.
4416 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
4419 * i386.md (allocate_stack_worker): Turn to expander.
4420 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
4422 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
4424 2001-03-29 Richard Henderson <rth@redhat.com>
4426 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
4428 2001-03-28 Matthew Hiller <hiller@redhat.com>
4430 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
4433 * MAINTAINERS: Added self.
4435 2001-03-28 Richard Henderson <rth@redhat.com>
4437 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
4438 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
4440 2001-03-28 Jim Wilson <wilson@redhat.com>
4442 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
4445 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4447 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
4449 * tradcif.y (yyerror): Likewise. Add format specifier in call to
4452 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
4454 2001-03-28 DJ Delorie <dj@redhat.com>
4456 * Makefile.in (stage1_build): Revert CFLAGS patch.
4458 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
4460 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
4461 when multiplier or multiplicand is zero.
4463 2001-03-28 Bernd Schmidt <bernds@redhat.com>
4465 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
4467 * config/ia64/ia64.c (update_set_flags): New function, broken out of
4469 (set_src_needs_barrier): Likewise.
4470 (rtx_needs_barrier): For SET case, use these two functions. Rework
4471 PARALLEL case to handle all inputs before all outputs.
4472 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
4473 saw a label and no stop bit since then.
4474 (maybe_rotate, process_epilogue): Add prototypes.
4476 2001-03-28 Richard Henderson <rth@redhat.com>
4478 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
4479 not TARGET_TOC for special toc restore handling.
4480 * config/rs6000/rs6000.md (eh_return): Likewise.
4482 2001-03-28 Richard Henderson <rth@redhat.com>
4484 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
4485 current_function_calls_eh_return.
4486 (output_function_epilogue): Handle eh_return.
4487 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
4488 (EH_RETURN_DATA_REGNO): New.
4489 (EH_RETURN_STACKADJ_RTX): New.
4490 (EH_RETURN_HANDLER_RTX): New.
4491 * config/sparc/sparc.md (call/short branch peepholes): Check
4492 can_throw_internal instead of in_same_eh_region.
4494 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
4495 for eh_return data registers.
4496 (rs6000_emit_prologue): Save eh_return data registers.
4497 (rs6000_emit_epilogue): Force inline restores if eh_return.
4498 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
4499 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
4500 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
4501 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
4502 the target uses one.
4503 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
4504 (return_eh_si, return_eh_di): Remove.
4505 (eh_return): New, from corpse of eh_epilogue.
4506 (eh_set_lr_si, eh_set_lr_di): New.
4508 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
4509 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
4510 True for pic register if current_function_calls_eh_return.
4511 (ix86_expand_epilogue): Change "emit_return" argument into "style".
4512 Handle eh_return requirements.
4513 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
4514 (EH_RETURN_STACKADJ_RTX): New.
4515 * config/i386/i386.md (exception_receiver): Remove.
4516 (eh_return, eh_return_1): New.
4517 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4519 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
4520 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
4521 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
4522 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
4523 (EH_RETURN_DATA_REGNO): New.
4524 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
4525 * config/alpha/alpha.md (eh_epilogue): Remove.
4526 (exception_receiver): Use $26 for ldgp input.
4527 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4529 2001-03-28 Richard Henderson <rth@redhat.com>
4531 * except.c: Rewrite entirely for IA-64 ABI exception handling.
4532 * except.h: Likewise.
4534 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
4535 (LIB2ADDEHDEP): New.
4536 (LIB2FUNCS_EH): Remove.
4537 (LIB2ADD): Remove LIB2ADDEH.
4538 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
4539 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
4540 (crt{begin,end}[S].o): Likewise.
4541 (except.o): Update includes.
4542 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
4543 (libgcc2_c_dep): Use LIB2ADDEHDEP.
4545 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
4546 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
4547 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
4548 * builtins.c (expand_builtin): Implement it.
4549 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
4550 * c-common.c (c_common_nodes_and_builtins): Declare it.
4551 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
4552 * calls.c (libfunc_nothrow): Remove.
4553 (emit_library_call_value_1): Don't call it.
4554 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
4555 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
4556 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
4557 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
4558 (current_funcdef_number): Globalize.
4559 (output_call_frame_info): Emit frame data if an lsda is needed.
4560 Generate augmentation for personality routine. Don't play with
4562 (dwarf2out_begin_prologue): Record funcdef_number.
4563 * dwarf2out.h (current_funcdef_number): Declare.
4564 * expr.c (expand_expr): Update for except.h name changes.
4565 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
4566 * expr.h (LTI_throw, LTI_rethrow): Remove.
4567 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
4568 (LTI_eh_rtime_match): Remove.
4569 (LTI_unwind_resume, LTI_eh_personality): Add.
4570 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
4571 * final.c (final): Don't call check_exception_handler_labels,
4572 init_insn_eh_region, or free_insn_eh_region.
4573 (final_scan_insn): Always emit debug labels for
4574 NOTE_INSN_EH_REGION notes.
4575 * flags.h (flag_new_exceptions): Remove.
4576 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
4577 (record_active_eh_regions): Remove.
4578 (count_basic_blocks): Check all instructions for REG_EH_REGION.
4579 Use can_throw_internal.
4580 (find_basic_blocks_1): Likewise.
4581 (move_stray_eh_region_notes): Remove.
4582 (find_label_refs): No eh_return_stub_label.
4583 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
4584 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
4586 (delete_unreachable_blocks): Don't track deleted handlers.
4587 (flow_delete_block): Use maybe_remove_eh_handler.
4588 (delete_eh_regions): Remove.
4589 (merge_blocks): Don't check for eh region match.
4590 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
4591 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
4592 (init_propagate_block_info): Disable dead frame store optimization
4593 when current_function_calls_eh_return.
4594 (dump_bb): Don't print eh_beg, eh_end.
4595 * function.c (fixup_var_refs): No catch_clauses.
4596 (expand_function_end): Likewise. Call expand_eh_return before
4597 the return register use. Call sjlj_emit_function_exit_after.
4598 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
4599 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
4600 * ifcvt.c (dead_or_predicable): Remove eh region check.
4601 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
4602 Don't check for EH vs parameters.
4603 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
4604 (expand_inline_function): Call duplicate_eh_regions.
4605 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
4606 (copy_insn_notes): Remap REG_EH_REGION notes.
4607 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
4608 * integrate.h (struct inline_remap): Add local_return_label.
4609 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
4610 check_exception_handler_labels, nor exception_optimize.
4611 (find_cross_jump): No EH region check.
4612 * optabs.c (init_optabs): Update for changed eh libfuncs.
4613 * rtl.def (RESX): New.
4614 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
4615 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
4616 checks. Update for except.h name changes.
4617 (expand_cleanups): Likewise.
4618 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
4619 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
4620 (compile_file): Call init_eh before init_optabs. Don't
4621 output_exception_table here.
4622 (rest_of_compilation): Call convert_from_eh_region_ranges,
4623 convert_to_eh_region_ranges, output_function_exception_table.
4624 Don't emit_eh_context.
4625 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
4626 (EXC_PTR_EXPR): New.
4628 * md.texi (eh_epilogue): Remove.
4629 (eh_return): Document.
4630 * tm.texi (EH_RETURN_DATA_REGNO): Document.
4631 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
4633 * eh-common.h: Remove file.
4634 * frame-dwarf2.c, frame.c, frame.h: Remove files.
4635 * libgcc2.c (L_eh): Remove.
4637 * unwind-dw2-fde.c: New file, largely copied from frame.c.
4638 * unwind-dw2-fde.h: New file.
4639 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
4640 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
4641 * libgcc-std.ver: Update for eh symbols.
4643 2001-03-27 Richard Henderson <rth@redhat.com>
4645 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
4646 reduce false positives.
4647 (regmove_optimize): Disable if flag_non_call_exceptions.
4649 * stmt.c (expand_return): Remove always true predicate.
4650 (expand_decl_cleanup_no_eh): Remove dead code.
4652 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
4653 barrier code. Add a scheduling barrier if a non-call insn
4654 can throw internally.
4656 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
4657 Auto-inc addresses trap only if their base register does.
4659 * except.c (can_throw_internal): Rename from can_throw.
4660 * except.h, resource.c: Update references.
4662 * integrate.c (copy_insn_list): Use returnjump_p.
4663 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
4665 * function.h (struct function): Move all boolean valued fields
4666 to single bit fields at the end of the struct.
4668 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
4670 Rename asynchronous_exceptions to flag_non_call_exceptions.
4672 * gthr-single.h (UNUSED): New. Distinguish between how C
4673 and C++ mark unused function arguments. Use throughout.
4675 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
4676 value to target configuration header.
4677 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
4678 * config.in, configure: Rebuild.
4679 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
4680 configuration and target defines.
4681 (exceptions_via_longjmp): Remove.
4682 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
4683 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
4685 * except.h (flag_non_call_exceptions): Move ...
4686 * flags.h: ... here.
4688 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
4689 exceptions, put the note on the trapping instruction.
4691 * flags.h (flag_new_exceptions): Remove.
4692 * toplev.c: Don't set it.
4693 * final.c: Don't check it.
4694 * except.c: Provide stub definition.
4696 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
4697 (calculate_global_regs_live): Kill call-clobbered registers
4698 across exception edges.
4699 * reg-stack.c (convert_regs_1): Kill the entire target stack
4700 across non-call exception edges.
4702 * flow.c (cleanup_cfg): Take no argument.
4703 * output.h, sibcall.c, toplev.c: Update all calls.
4705 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4707 * configure.in: Don't check for bcopy.
4708 * configure, config.in: Regenerate.
4710 * system.h: Don't define or prototype bcopy, instead poison it.
4712 2001-03-27 Richard Henderson <rth@redhat.com>
4714 * function.c (expand_function_start): Set DECL_REGISTER on
4715 a pseudo used for DECL_RESULT.
4717 * rtl.h (LCT_NORETURN): New.
4718 * calls.c (emit_library_call_value_1): Handle it.
4720 2001-03-27 Stan Shebs <shebs@apple.com>
4722 * objc/objc-act.c (objc_init): Use dump_base_name.
4723 (gen_declaration): Clear the buffer arg.
4724 (gen_declaration_1): New function, body of gen_declaration.
4725 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
4726 (gen_method_decl): Ditto, plus always clear buffer arg.
4727 (error_with_ivar): Simplify.
4728 (warn_with_method): Ditto.
4729 (build_message_expr): Don't clear buffers.
4730 (dump_interface): Ditto.
4731 (objc_debug): Ditto.
4732 (build_keyword_selector): Clear the buffer by only zeroing
4734 (objc_implementation_context): Declare.
4735 (start_class): Warn about missing @end.
4736 (finish_objc): Ditto.
4738 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
4740 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
4742 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4744 * Makefile.in (SYSTEM_H): Define.
4745 Depend on $(SYSTEM_H), not system.h.
4747 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
4749 2001-03-27 Jim Wilson <wilson@redhat.com>
4751 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
4753 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
4754 (process_epilogue): New static function.
4755 (process_set): Call process_epilogue instead of emitting .restore
4757 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
4759 * flow.c (struct reg_cond_life_info): New fields orig_condition
4761 (init_propagate_block_info): Set new fields.
4762 (mark_regno_cond_dead): Set and use new fields.
4763 (flush_reg_cond_reg_1): Likewise.
4764 (and_reg_cond, case AND): Check for redundant AND conditions.
4765 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
4768 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4770 * cppmacro.c (stringify_arg): Null terminate strings.
4772 2001-03-27 Zack Weinberg <zackw@stanford.edu>
4774 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
4775 inclusion style. xm-m68hc11.h no longer exists.
4776 * config/m68hc11/xm-m68hc11.h: Delete file.
4777 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
4779 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
4780 Don't define GCC_VERSION, N_, or PARAMS; don't include
4781 gansidecl.h or stdio.h. Define inhibit_libc here.
4782 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
4783 Delete code conditioned on #if GCC_VERSION == 2095.
4785 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
4786 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
4787 Delete code conditioned on #if GCC_VERSION == 2095.
4789 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4791 * system.h: Include symcat.h.
4792 (STRINGIFY): Don't define.
4794 * configure.in: Adjust comment.
4796 * builtins.c: Use STRINGX, not STRINGIFY.
4797 * gencheck.c: Likewise.
4798 * gengenrtl.c: Likewise.
4799 * protoize.c: Likewise.
4801 * cpplex.c: Don't include symcat.h.
4802 * cpplib.c: Likewise.
4804 * gansidecl.h (HAVE_STRINGIZE): Don't define.
4806 2001-03-27 Alan Modra <alan@linuxcare.com.au>
4808 * c-typeck.c (digest_init): Fold init expression.
4810 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4812 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
4814 2001-03-27 Alan Modra <alan@linuxcare.com.au>
4816 * except.c (eh_regs): Save results of build_pointer_type to a temp
4817 as FUNCTION_VALUE macro may evaluate its args multiple times.
4819 2001-03-26 Mark Mitchell <mark@codesourcery.com>
4821 * c-common.h (DECL_NUM_STMTS): New macro.
4822 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
4824 (pushdecl): Likewise.
4825 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
4826 * integrate.c (expand_inline_function): Don't check
4828 * print-tree.c (print_node): Don't print it.
4829 * toplev.c (rest_of_compilation): Don't try to inline when
4830 flag_no_inline is on.
4831 * tree.h (DECL_FRAME_SIZE): Remove.
4832 (tree_decl): Adjust accordingly.
4834 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4836 * combine.c (try_combine): Use memcpy, not bcopy.
4838 * genattrtab.c (expand_units): Likewise.
4840 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
4842 * i386.md (push mem DI peep2): New.
4843 (mov 0, mov -1 peep2): Handle 64bit.
4844 (lea to arithmetics peep2): Handle 64bit leas.
4845 (rsp arithmetics to push/pop peep2s): New.
4847 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
4849 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
4851 * i386.c (struct machine_function): Add save_varrargs_registers.
4852 (ix86_save_varrargs_registers): New macro.
4853 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
4854 (ix86_expand_prologue): Likewise.
4855 (ix86_emit_epilogue_esp_adjustement): Likewise.
4856 (ix86_expand_epilogue): Likewise.
4857 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
4858 (pro_epilogue_adjust_stack_1): New insn.
4859 (pro_epilogue_adjust_stack_rex64): Likewise.
4860 * i386.h (MASK_NO_RED_ZONE): New constant.
4861 (TARGET_RED_ZONE): New macro.
4862 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
4863 (RED_ZONE_SIZE): New constant.
4864 (RED_ZONE_RESERVE): New constant.
4866 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4868 * toplev.c (set_float_handler): Use memcpy, not bcopy.
4870 2001-03-25 Kazu Hirata <kazu@hxi.com>
4872 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
4875 (umodhi3): Likewise.
4878 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4880 * mkconfig.sh (DEFINES): Handle entries with '='.
4882 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
4883 Set xm_defines to MACRO=value instead.
4885 * i370/xm-mvs.h: Delete.
4887 * ns32k/xm-pc532-min.h: Likewise.
4889 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4891 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
4893 use ix86_expand_binary_operator
4894 (?sh??i_?): Disable for 64bit.
4895 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
4896 * i386.c (shiftdi_operand): New predicate.
4898 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
4899 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
4900 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
4901 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
4902 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
4903 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
4904 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
4905 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
4906 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
4907 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
4908 (rotldi3, rotrdi3): New expanders.
4910 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4912 * i386.md (movstrsi): Move offline.
4914 (strmovdi_rex64): New.
4915 (strmov?i): Accept 64bit.
4916 (strmov?i_rex64): New.
4917 (strmov?i_rex_1): New.
4918 (strmov?i_1): Disable for 64bit.
4919 (rep_mov?i_rex64): New.
4920 (rep_mov?i): Disable for 64bit.
4921 (clrstrsi): Move offline.
4922 (strset?i_rex64): New.
4923 (strset?i: Accept 64bit.
4924 (rep_stos?i): Disable for 64bit.
4925 (rep_stos?i_rex64): New.
4926 (strset?i_rex_1): New.
4927 (strset?i_1): Disable for 64bit.
4928 (cmpstrsi): Accept 64bit.
4929 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
4930 (cmpstrqi_nz_rex_1): New.
4931 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
4932 (strlensi): Move offline.
4934 (strlenqi_1): Disable for 64bit; fix constraints.
4935 (strlenqi_rex_1): New.
4936 * i386.c (ix86_adjust_counter): New static function.
4937 (ix86_zero_extend_to_Pmode): Likewise.
4938 (ix86_expand_aligntest): Likweise.
4939 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
4940 (ix86_expand_movstr): New global function.
4941 (ix86_expand_clrstr): New global function.
4942 (ix86_expand_strlen): New global function.
4943 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
4944 ix86_expand_strlen): Declare.
4945 (ix86_expand_strlensi_unroll_1): Delete.
4947 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
4949 * i386.md (cmpdi): Fix operand predicates.
4950 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
4951 cmpdi_1_insn_rex64): New patterns.
4952 (adddi3): Turn to expander.
4953 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
4954 (addsi3_carry_zext): New pattern.
4955 (adddi_?_rex64): New patterns and splitters.
4956 (addsi_?_zext): New patterns.
4957 (subsi3_carry_zext): New pattern.
4958 (subdi_?_rex64): New patterns and splitters.
4959 (iorsi_?_zext): New patterns.
4960 (iordi_?_rex64): New patterns and splitters.
4961 (iorsi_?_zext): New patterns.
4962 (iorsi_?_zext_imm): New patterns.
4963 (xorsi_?_zext): New patterns.
4964 (xordi_?_rex64): New patterns and splitters.
4965 (xorsi_?_zext): New patterns.
4966 (negdi*): New patterns.
4967 (one_cmpldi*): Likewise.
4968 (one_cmplsi*_zext, negsi*_zext): Likewise.
4969 (testqi_ext_3_rex64): New pattern.
4971 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
4973 * i386-protos.h (ix86_split_long_move): Return void.
4974 * i386.c (ix86_split_to_parts): Handle 64bit target.
4975 (ix86_split_long_move): Likewise.
4976 * i386.md (all calls to ix86_split_long_move): Update.
4978 2001-03-23 Richard Henderson <rth@redhat.com>
4980 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
4981 to avoid shadowing arguments.
4983 2001-03-23 Jakub Jelinek <jakub@redhat.com>
4985 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
4986 to variable names where DECL_NAME is different from
4987 DECL_ASSEMBLER_NAME.
4989 2001-03-23 Jim Wilson <wilson@redhat.com>
4991 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
4992 (assemble_alias): Call make_decl_rtl.
4994 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
4996 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
4998 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
5000 * extend.texi: Document the "java_interface" attribute.
5002 2001-03-22 Zack Weinberg <zackw@stanford.edu>
5004 * mkconfig.sh: Use a subshell with redirected stdout,
5005 instead of closing stdout and confusing commands that run
5006 afterward. Throw away output of cmp.
5008 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
5010 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
5012 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
5014 * i386.md (zero_extendsidi2_32): Break out from ...
5015 (zero_extendsidi2): ... here ; turn to expander.
5016 (zero_extendsidi2_rex64): New.
5017 (extendsidi2_32): Break out from ...
5018 (extendsidi2): ... here ; turn to expander.
5019 (extendsidi2_rex64): New.
5020 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
5021 (trunc?f?f splitters): Add 64bit versions.
5023 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
5025 * i386.md (pushsi, pushsi2_prologue): Disable.
5026 (pushsi2_rex64): New.
5027 (movabs?i_1_rex64, movabs?i_2_rex64): New.
5028 (movqi_ext_1): Disable for 64bit.
5029 (movqi_ext_1_rex64): New.
5030 (pushdi2_rex64): New pattern, peep2s and splitter.
5031 (pushdi2_prologue_rex64): New pattern.
5032 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
5034 (movdi splitters): Disable for 64bit.
5035 (movdi_1_rex64): New pattern, peep2s and splitters.
5036 (swapdi): New pattern.
5037 (pushsf): Disable for 64bit.
5038 (pushsf_rex64): New pattern and splitter.
5039 (pushdf_nointeger): Disable for 64bit.
5040 (pushdf_integer): Handle the 64bit case.
5041 (pushtf): Likewise; update splitters.
5043 2001-03-22 Richard Henderson <rth@redhat.com>
5045 * mkconfig.sh: Include insn-flags.h.
5046 * Makefile.in (CONFIG_H): Include insn-flags.h.
5047 (lots of objects): Remove insn-codes.h and insn-flags.h.
5049 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
5050 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
5051 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
5052 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
5053 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
5054 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
5055 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
5056 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
5057 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
5058 v850/v850.c, vax/vax.c:
5059 Don't include insn-flags.h.
5061 * diagnostic.c, expr.h, reload.c, toplev.c:
5062 Don't include insn-codes.h.
5064 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
5065 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
5066 c4x/c4x.c, i960/i960.c, mips/mips.c:
5067 Don't include insn-codes.h or insn-flags.h.
5069 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
5070 or insn-flags.h in the generated code.
5071 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
5072 (main): Forward declare struct rtx_def.
5074 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
5076 * invoke.texi (-ffast-math): Remove duplicate line about
5079 * gcc.texi: Remove more obsolete documentation of bugs and
5080 installation problems.
5082 2001-03-21 Kazu Hirata <kazu@hxi.com>
5084 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
5087 2001-03-20 Jason Merrill <jason@redhat.com>
5089 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
5091 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
5092 * varasm.c (CHKR_PREFIX): Likewise.
5094 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5096 * gcse.c (hash_scan_set): An expression is not anticipatible if it
5097 is part of a multi-SET insn.
5099 * cse.c (find_comparison_args): Remove previous change.
5100 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
5103 * config/i386/i386.md (conditional_trap): Remove warning.
5105 * recog.c (push_operand): Fix error in last change that caused
5106 undefined symbol on many targets.
5108 * sdbout.c: #include ggc.h.
5109 (sdbout_init): Move to end of file.
5110 Call ggc_add_tree_root for anonymous_types.
5111 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
5112 (sdbout_one_type): Use DECL_NAME for field name.
5113 * Makefile.in (sdbout.o): Show includes ggc.h.
5115 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
5117 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
5118 (override_options): Use properlimits for preferred_stack_boundary.
5119 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
5121 (ext_register_operand): Accept DImode.
5122 (load_pic_register): Abort on 64bit.
5123 (gen_push): Use Pmode instead of SImode.
5124 (ix86_save_reg): Pic reg is never used on 64bit.
5125 (ix86_expand_prologue): Likewise.
5126 (ix86_emit_save_regs): Use Pmode instead of SImode.
5127 (legitimate_address_p): Check displacement for 64bit.
5128 (print_operand): Avoid outputting of (%rip) on 64bit.
5129 (print_operand_address): Output (%rip) where possible.
5130 (split_di): Abort on 64bit registers.
5131 (ix86_expand_branch): DImode comparison is simple for x86_64.
5132 (memory_address_length): Recognize memory addresses formed using
5134 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
5136 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
5138 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
5140 * recog.c (push_operand): Recognize new format of push instructions.
5142 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
5144 * i386.md (pushqi1): New.
5145 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
5146 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5147 x86_64_immediate_operand, x86_64_immediate_operand,
5148 x86_64_zext_immediate_operand): Declare.
5149 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
5150 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5151 x86_64_immediate_operand, x86_64_immediate_operand,
5152 x86_64_zext_immediate_operand): define.
5153 * i386.h (PREDICATE_CODES): Add new predicates.
5155 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
5157 * i386.md (pophi1, popqi1, pushqi1): Remove.
5159 * expr.c (emit_single_push_insn): New function.
5160 (move_by_pieces): Accept NULL as destination for push instructions.
5161 (gen_push_operand): Kill.
5162 (emit_push_insn): Pass NULL when pushing; avoid updating of
5163 stack_pointer_delta.
5164 * expr.h (gen_push_operand): Kill.
5166 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5168 * rtl.texi (COMPARE): Clarify documentation and reference section
5171 2001-03-20 Stan Shebs <shebs@apple.com>
5173 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
5174 (get_object_reference): Ditto.
5175 (error_with_ivar): Use error_with_file_and_line.
5176 (warn_with_method): Use warning_with_file_and_line.
5178 2001-03-20 Tom Tromey <tromey@redhat.com>
5180 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
5182 2001-03-20 Mark Mitchell <mark@codesourcery.com>
5184 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
5185 variables that are TREE_PUBLIC, even if not TREE_STATIC.
5187 2001-03-20 DJ Delorie <dj@redhat.com>
5189 * Makefile.in (install-libgcc): Pass complete list of variables.
5190 (install-multilib): Ditto.
5192 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5194 * config/i386/cygwin.h: Declare ctor_section, dtor_section
5195 drectve_section, switch_to_section.
5197 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
5198 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
5199 i386_pe_mark_dllimport.
5201 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5203 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
5204 functions i386_pe_*.
5206 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
5207 i386_pe_* functions with char * arguments.
5209 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
5211 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
5213 (movsi_ie): Introduce fpul store.
5215 2001-03-20 Alan Modra <alan@linuxcare.com.au>
5217 * Makefile.in (OBJS): Remove hashtab.o.
5219 2001-03-19 Stan Shebs <shebs@apple.com>
5221 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
5222 * c-lang.c (maybe_objc_method_name): Ditto.
5223 * c-tree.h (maybe_objc_method_name): Remove decl.
5225 2001-03-19 Tom Tromey <tromey@redhat.com>
5227 * gcc.c (init_gcc_specs): Fix comment.
5229 2001-03-19 Mark Mitchell <mark@codesourcery.com>
5231 Compute DECL_ASSEMBLER_NAME lazily.
5232 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
5233 (DECL_ASSEMBLER_NAME_SET_P): New macro.
5234 (SET_DECL_ASSEMBLER_NAME): Likewise.
5235 (COPY_DECL_ASSEMBLER_NAME): Likewise.
5236 (set_decl_assembler_name): Declare.
5237 (lang_set_decl_assembler_name): Likewise.
5238 * tree.c (lang_set_decl_assembler_name): New variab.e
5239 (set_decl_assembler_name): New function.
5240 (init_obstacks): Set lang_set_decl_assembler_name.
5241 (build_decl): Don't set DECL_ASSEMBLER_NAME.
5242 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
5243 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
5244 where it's not necessary.
5245 (builtin_function): Likewise.
5246 (finish_decl): Likewise.
5247 * dbxout.c (dbxout_type_methods): Likewise.
5248 * ggc-common.c (ggc_mark_trees): Likewise.
5249 * profile.c (output_func_start_profiler): Likewise.
5250 * varasm.c (make_decl_rtl): Likewise.
5252 * cse.c (find_comparison_args): Update documentation. Fix
5253 mishandling of COMPARE operations.
5255 * tree.def (ABS_EXPR): Add documentation.
5256 * fold-const.c (fold): Improve folding of ABS_EXPRs.
5258 2001-03-19 Zack Weinberg <zackw@stanford.edu>
5260 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
5262 2001-03-19 Jakub Jelinek <jakub@redhat.com>
5264 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
5265 Remove ia32 linux PIC kludge and move it...
5266 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
5268 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
5270 * i386.md (absdf2 expander): Fix 64bit case.
5272 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
5274 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
5276 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
5278 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
5280 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5282 * README.X11: Remove obsolete file.
5284 2001-03-18 Anthony Green <green@redhat.com>
5286 * config/pj/pj.h: Remove some trailing commas.
5287 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
5289 2001-03-18 Richard Henderson <rth@redhat.com>
5291 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
5292 * calls.c: ... here.
5293 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
5294 defaults for them here.
5296 2001-03-17 Anthony Green <green@redhat.com>
5298 * config/pj/lib1funcs.S: Fix broken comment.
5299 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
5302 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
5304 * gcc.texi: Remove obsolete information relating to build and
5305 installation problems with enquire or the Pyramid C compiler.
5307 2001-03-17 Richard Henderson <rth@redhat.com>
5309 * dwarf2out.c (queue_reg_save): New.
5310 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
5311 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
5313 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
5314 (cfa, cfa_store, cfa_temp): Make static.
5315 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
5317 2001-03-17 Richard Henderson <rth@redhat.com>
5319 * integrate.h (struct inline_remap): Add local_return_label.
5320 * integrate.c (expand_inline_function): Initialize it and emit
5321 it after copy_insn_notes.
5322 (copy_insn_list): Don't store local_return_label here.
5323 (copy_insn_notes): New function split out from copy_insn_list.
5325 2001-03-17 Richard Henderson <rth@redhat.com>
5327 * dwarf2out.c (lookup_filename): Emit .file if the assembler
5328 is generating .debug_line.
5329 (dwarf2out_init): Add main_input_filename to the file table first.
5330 * configure.in (as_dwarf2_debug_line): Test with file number 1
5331 instead of file number 0.
5333 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5335 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
5336 (gen_rtx_combine): Deleted; all references changed as appropriate.
5337 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
5339 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
5341 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
5343 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
5346 2001-03-16 Jim Wilson <wilson@redhat.com>
5348 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
5349 then set it to LOC_REG (79) instead of aborting.
5351 2001-03-16 Phil Edwards <pme@sources.redhat.com>
5353 * gccbug.in: Remove high priority.
5355 2001-03-16 Richard Henerson <rth@redhat.com>
5357 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
5358 output with a space instead of deleting it.
5359 * configure: Regenerate.
5361 2001-03-16 Zack Weinberg <zackw@stanford.edu>
5363 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
5364 handles the gory details of converting an object file into
5365 something that's safe to grep.
5366 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
5367 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
5368 newlines at either end of the string we're looking for.
5369 Make 'checking ...' message less stilted.
5370 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
5371 ARM in-memory layout and its hypothetical converse. Don't
5372 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
5373 HOST_WORDS_BIG_ENDIAN.
5375 * configure.in: Adjust for renamed macro. Move
5376 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
5377 * configure, config.in: Regenerate.
5379 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5381 * fixinc/Makefile.in: Set SHELL.
5383 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5385 * fixinc/fixincl.c (fix_with_system): Quote file names before
5386 passing them to shell.
5388 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5390 * Makefile.in: Use fix-header$(build_exeext) instead
5393 2001-03-16 Richard Henderson <rth@redhat.com>
5395 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
5396 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
5397 (size_of_line_prolog): Remove.
5398 (output_line_info): Compute prologue size via label difference.
5399 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
5401 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
5402 assembler error when redefining file numbers.
5403 * config.in, configure: Rebuild.
5405 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
5406 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
5407 (dw2_asm_output_delta_uleb128): Likewise.
5408 (dw2_asm_output_delta_sleb128): Similarly.
5409 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
5411 2001-03-16 Michael Meissner <meissner@redhat.com>
5413 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
5415 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
5417 (BITMASK_LOWER16): Replacement for 0x0000ffff.
5419 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
5420 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
5421 being unsigned in ISO C and signed in traditional.
5422 (expand_prologue): Ditto.
5423 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
5425 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
5427 (divsi3,divdi3): Ditto.
5428 (modsi3,moddi3): Ditto.
5429 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
5430 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
5431 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
5434 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
5436 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
5437 SSE based conditional moves on LTGT/UNEQ conditions;
5438 Canonicalize EQ to NE.
5439 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
5440 (sse_mov?fcc_ne): New.
5442 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
5444 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5446 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
5447 register may be dead.
5449 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
5451 * Makefile.in (hash.o): Depend on CONFIG_H.
5453 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5455 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
5457 2001-03-15 Richard Henderson <rth@redhat.com>
5459 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
5460 (ASM_OUTPUT_DWARF_PCREL): New.
5461 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
5463 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5465 * cppfiles.c (stack_include_file): Use MAX of sysp.
5467 2001-03-15 Steve Ellcey <sje@cup.hp.com>
5469 * config.gcc (ia64*-*-hpux*): New case.
5470 * config/ia64/hpux.h: New file for HP-UX support.
5471 * config/ia64/t-hpux: New file for HP-UX support.
5473 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
5475 * fixinc/inclhack.def (irix_stdio_va_list): New.
5476 * fixinc/fixincl.x: Rebuilt.
5478 2001-03-15 Richard Henderson <rth@redhat.com>
5480 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
5481 if provided by the target.
5482 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
5483 (dw2_asm_output_addr): New.
5484 * dwarf2asm.h (dw2_asm_output_addr): Declare.
5485 * dwarf2out.c (output_cfi): Use it for program addresses.
5486 (output_call_frame_info, output_die): Likewise.
5487 (output_aranges, output_line_info): Likewise.
5489 2001-03-15 Bruce Korb <bkorb@gnu.org>
5491 * gcc.c(main): make more rigorous
5492 * collect2.c(main): guard against ignoring SIGCHLD
5493 * protoize.c(main): ditto
5494 * gcc/fixinc/fixincl.c(initialize): ditto
5496 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5498 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
5499 (sdbout_parms): Likewise.
5501 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
5503 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
5504 "widen" a destination that is already wider than a word. Also do
5505 not widen if LOAD_EXTEND_OP is NIL for the given mode.
5507 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5509 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
5511 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
5513 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
5515 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
5517 * i960.h (i960_maxbitalignment,
5518 i960_last_maxbitalignment): Declare.
5519 * i960.c (i960_maxbitalignment,
5520 i960_last_maxbitalignment): Make global.
5521 (process_pragma): Delete.
5522 (i960_pr_align, i960_pr_noalign): Move from here ...
5523 * i960-c.c: ... to this new file.
5524 * t-960bare (i960-c.o): New rule.
5525 * t-vxworks960 (i960-c.o): Likewise.
5526 * config.gcc (i960-*-*): Define c_target_objs and
5529 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5531 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
5532 without adding in rtx code and mode.
5534 * alias.c (init_alias_analysis): Don't use any rtx whose value
5535 varies as a known value.
5536 Delete a superfluous test.
5538 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
5540 (ia64_sched_reorder): Call maybe_rotate; also rotate after
5541 scheduling a stop bit.
5542 (ia64_emit_nops): Correctly handle ASMs.
5544 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5546 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
5548 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
5550 * cpp.texi: Update documentation for -include and -imacros.
5551 * cppfiles.c (struct include_file): Remove "defined" memeber.
5552 (find_or_create_entry): Make a copy of the file name, and
5554 (open_file): Update to ensure we use the simplified filename.
5555 (stack_include_file): Don't set search_from.
5556 (cpp_included): Don't simplify the path name here.
5557 (find_include_file): New prototype. Call search_from to
5558 get the start of the "" include chain. Don't simplify the
5560 (_cpp_execute_include): New prototype. Move diagnostics to
5561 do_include_common. Update.
5562 (_cpp_pop_file_buffer): Don't set defined.
5563 (search_from): New prototype. Use the preprocessor's cwd
5564 for files included from the command line.
5565 (read_name_map): Don't simplify the pathname here.
5566 * cpphash.h (enum include_type): New.
5567 (struct buffer): Delete search from. New search_cached.
5568 (_cpp_execute_include): Update prototype.
5569 * cppinit.c (do_includes): Use _cpp_execute_include.
5570 * cpplib.c (do_include_common): New function.
5571 (do_include, do_include_next, do_import): Use it.
5573 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5575 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
5576 contents of the RTL, to determine the name of the object.
5578 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5580 * tree.h (DECL_RTL): Allocate RTL lazily.
5581 (SET_DECL_RTL): New macro.
5582 (DECL_RTL_SET_P): Likewise.
5583 (COPY_DECL_RTL): Likewise.
5584 (DECL_RTL_IF_SET): Likewise.
5585 * varasm.c (make_decl_rtl): Add assertions about the kind of
5586 declaration we are processing.
5587 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
5588 (start_decl): Likewise.
5589 (finish_decl): Likewise.
5590 * c-semantics.c (emit_local_var): Likewise.
5591 * calls.c (expand_call): Likewise.
5592 * dbxout.c (dbxout_symbol): Likewise.
5593 * emit-rtl.c (unshare_all_rtl): Likewise.
5594 (unshare_all_decls): Likewise.
5595 (reset_used_decls): Likewise.
5596 * expr.c (store_constructor): Likewise.
5597 (safe_from_p): Likewise.
5598 (expand_expr): Likewise.
5599 * function.c (put_var_into_stack): Likewise.
5600 (instantiate_decls_1): Likewise.
5601 (assign_parms): Likewise.
5602 (expand_function_start): Likewise.
5603 (expand_function_end): Likewise.
5604 * ggc-common.c (gcc_mark_trees): Likewise.
5605 * integrate.c (function_cannot_inline_p): Likewise.
5606 (copy_decl_for_inlining): Likewise.
5607 (expand_inline_function): Likewise.
5608 (integrate_parm_decls): Likewise.
5609 (integrate_decl_tree): Likewise.
5610 * print-tree.c (print_node): Likewise.
5611 * reg-stack.c (stack_result): Likewise.
5612 * stmt.c (label_rtx): Likewise.
5613 (expand_return): Likewise.
5614 (expand_decl): Likewise.
5615 (expand_decl_cleanup): Likewise.
5616 (expand_anon_union_decl): Likewise.
5617 * toplev.c (check_global_declarations): Likewise.
5618 (rest_of_decl_compilation): Likewise.
5619 * tree.c (simple_cst_equal): Likewise.
5620 * objc/objc-act.c (generate_static_references): Likewise.
5622 2001-03-14 Zack Weinberg <zackw@stanford.edu>
5624 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
5625 gcc_AC_C_FLOAT_FORMAT): New macros.
5626 * configure.in: Add AC_PROG_CPP after CC tests;
5627 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
5628 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
5629 * configure, config.in: Regenerate.
5631 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
5632 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
5633 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
5634 config/i370/xm-linux.h, config/i370/xm-oe.h,
5635 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
5636 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
5637 config/pa/xm-linux.h, config/pa/xm-pa.h,
5638 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
5639 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
5640 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
5641 config/we32k/xm-we32k.h: Delete.
5643 * config/i370/xm-mvs.h, config/m88k/m88k.h,
5644 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
5645 config/vax/xm-vms.h: Don't define any of:
5646 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
5648 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
5650 * config.gcc: Remove references to deleted files.
5651 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
5652 FATAL_EXIT_CODE, which is the same between oe and mvs).
5654 2001-03-14 DJ Delorie <dj@redhat.com>
5655 Vladimir Makarov <vmakarov@redhat.com>
5657 * config/i960/i960.c (i960_function_prologue): Compute size of
5658 frame according to number of registers actually saved there.
5660 2001-03-14 Richard Henderson <rth@redhat.com>
5662 * expr.c (emit_move_insn_1): Fix else if around #endif.
5664 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
5667 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
5670 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
5672 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
5673 (override_options): Parse cmodel string.
5674 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
5675 * i386.h (TARGET_OPTIONS): Add "cmodel".
5676 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
5678 (ix86_cmodel_string, ix86_cmodel): Declare.
5680 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
5683 * i386.h (GENERAL_REG_P): Add missing REG_P.
5685 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
5687 * configure.in: Use $gcc_cv_as instead of $as.
5688 * configure: Regenerated.
5690 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
5692 * cppfiles.c (stack_include_file): Only increase the include
5693 count if we actually process the file properly, as opposed
5694 to treating it as length zero. Only call read_include_file
5695 if not DO_NOT_REREAD. Handle the -H include file output
5697 (read_include_file): Remove now redundant DO_NOT_REREAD check.
5698 (cpp_included, find_include_file): Simplify pathnames after
5699 remapping them. If remapping, don't use the remapped file
5700 name's buffer as our scratch buffer.
5701 (cpp_pop_file_buffer): Replace the multiple include macro
5702 only if it isn't yet set.
5703 (read_name_map): Simplify remapped names when reading in.
5704 (remap_filename): Move code to code path that uses it.
5705 (_cpp_simplify_pathname): Return the input pointer.
5706 * cpphash.h (_cpp_simplify_pathname): Update prototype.
5708 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5710 * expr.c (expand_expr): Revove bogus conditional.
5712 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
5714 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
5716 2001-03-14 Jakub Jelinek <jakub@redhat.com>
5718 * reg-stack.c (stack_result): Unconditionally use
5719 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
5721 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
5723 * expr.c (emit_move_insn_1): Split push of complex value when
5724 no suitable push instruction exist.
5726 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
5727 instead of QI_REG_P.
5729 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5731 * alias.c (handled_component_p, can_address_p): New functions.
5732 (get_alias_set): Use them.
5734 2001-03-13 Jim Wilson <wilson@redhat.com>
5736 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
5737 from 80 in try_locals code.
5738 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
5740 2001-03-13 Zack Weinberg <zackw@stanford.edu>
5742 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
5743 gcc_AC_C_LONG_LONG): New.
5744 * configure.in: Use them. Probe the size of short, int, long,
5745 and long long/__int64 if we have them. Move all the AC_C_*
5746 checks together, except gcc_AC_C_CHAR_BIT which has to go
5747 after AC_CHECK_HEADERS(limits.h).
5748 Take hwint.h out of host_xm_file and build_xm_file.
5750 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
5751 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
5752 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
5753 Move the HOST_WIDEST_INT setup logic here from system.h.
5754 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
5756 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
5757 is now handled by hwint.h.
5759 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
5760 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
5761 config/ia64/xm-ia64.h: Don't define any of:
5762 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
5763 HOST_BITS_PER_LONGLONG.
5765 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
5766 config/h8300/xm-h8300.h, config/mips/iris6.h,
5767 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
5768 config/sparc/xm-sp64.h: Delete.
5769 * config.gcc: Remove references to deleted files.
5771 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
5772 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
5773 * config/i370/xm-linux.h: Clarify floating-point situation in
5776 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
5778 * cppfiles.c (NO_INCLUDE_PATH): New macro.
5779 (find_include_file): Decide here which part of the include
5780 chain to start the search. Complain about an empty include
5781 chain in all cases apart from an abolsute file name.
5782 (_cpp_execute_include): Don't choose the search chain here.
5783 Don't call handle_missing_include in the case of an empty
5785 (_cpp_compare_file_date): Don't choose the search chain here.
5786 * cpplib.c (do_include_next): Move the in-main-file diagnostic
5787 here from _cpp_execute_include. Behave like #include if
5788 we're in the main file.
5790 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5792 * system.h (malloc, realloc, calloc, strdup): Only poison these
5793 tokens when IN_GCC is defined.
5795 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
5797 * i386.md (abs?f expander): Support SSE case.
5798 (abd?f_if): Add new "USE"; add splitters.
5800 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5802 * cpp.texi (poison): Explain the macro expansion exception.
5804 2001-03-13 Jakub Jelinek <jakub@redhat.com>
5806 * expr.c (store_expr): Add dont_store_target. If temp is already in
5807 target before copying to reg, don't store it into target again.
5809 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5811 * cppinternals.texi: Update for file handling.
5813 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
5815 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
5816 2001-02-24 which broke building the Java library.
5817 * function.c (identify_blocks): Likewise.
5818 (all_blocks): Likewise.
5819 * integrate.c (integrate_decl_tree): Likewise.
5820 * print-tree.c (print_node): Likewise.
5821 * tree.h (BLOCK_NUMBER): Likewise.
5822 (struct tree_block): Likewise.
5824 2001-03-12 David Edelsohn <edelsohn@gnu.org>
5826 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
5827 __WCHAR_TYPE__ definition.
5828 (WCHAR_TYPE_SIZE): #undef before #define.
5830 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5832 * cppfiles.c: Update comments.
5833 (destroy_include_file_node): Rename destroy_node.
5834 (find_or_create_entry): New function.
5835 (open_file, _cpp_fake_include): Use it.
5836 (handle_missing_header): New function, broken out of
5837 _cpp_execute include. Don't segfault if there is no
5838 system or quoted path.
5839 (_cpp_execute_include): Use handle_missing_header.
5841 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
5843 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
5844 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
5846 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5848 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
5849 unless anti_dependence says they are.
5850 * alias.c (objects_must_conflict): If neither has a type specified,
5853 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5854 David Billinghurst <David.Billinghurst@riotinto.com>
5856 * config/mips/iris5.h: Change WCHAR_TYPE to int.
5858 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
5860 * i386.md (trunctfdf2_2): Rename missnamed pattern.
5861 (*_one_bit): Remove type on the match_operand in attributes.
5863 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
5865 * i386.c: Commit forgotten hunk in previous patch.
5866 (regclass_map): Add extended registers.
5867 (dbx_register_map): Add missing frame register.
5869 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
5871 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
5873 * i386.md (x86_sahf_1): Disable for 64bit.
5874 (popsi*, pophi*): Likewise.
5875 (pushqi, pushhi): Likewise.
5876 (movdi, pushdi): Likewise.
5877 (zero extend DImode splitter): Likewise.
5878 (adddi, minusdi splitter): Likewise.
5879 (umulsidi): Likewise.
5881 (mulsidi): Disable for 64bit
5882 (lshift:DI/ashift:DI): Disable for 64bit.
5883 (loop patterns): Likewise.
5884 (call_pop, call_value_pop expanders and patterns): Likewise.
5885 (prologue_get_pc): Likewise.
5887 (fcmovDI pattern and splitter): Likewise.
5888 (movdfcc_1_rex64): New.
5890 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
5892 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
5893 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
5894 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
5895 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
5896 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
5897 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
5898 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
5899 (PUSH_ROUNDING): x86_64 rounds to 64bits.
5900 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
5901 (REGPARM_MAX): Set to 6 for x86_64.
5902 (SSE_REGPARM_MAX): Set to 16 for x86_64.
5903 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
5906 * (patterns that does use upper halves): Update constraints
5907 'q' to 'Q' and 'r' to 'R'.
5908 (cmpqi_ext_1): Disable for 64bit.
5909 (cmpqi_ext_3_insn): Likewise.
5910 (movqi_extzv_1): Likewsie.
5911 (addqi_ext_1): Liekwsie
5912 (testqi_ext_1): Liekwsie
5913 (andqi_ext_1): Liekwsie
5914 (xorqi_ext_1): Liekwsie
5915 (cmpqi_ext_1_rex64): New.
5916 (cmpqi_ext_3_insn_rex64): Likewise.
5917 (movqi_extzv_1_rex64): Likewsie.
5918 (addqi_ext_1_rex64): Liekwsie
5919 (testqi_ext_1_rex64): Liekwsie
5920 (andqi_ext_1_rex64): Liekwsie
5921 (xorqi_ext_1_rex64): Liekwsie
5923 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5925 * configure.in: Move check for unsigned enumerated bitfields
5926 to macro in aclocal.m4. Disable it for now.
5927 * configure, config.in: Regenerate.
5928 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
5929 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
5930 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
5931 kind above its first use.
5933 * config/xm-interix.h, config/alpha/xm-alpha.h,
5934 config/i370/xm-linux.h, config/i386/xm-beos.h,
5935 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
5936 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5937 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
5938 Don't define ONLY_INT_FIELDS under any circumstances.
5940 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
5942 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
5943 config/sparc/xm-sysv4.h: Delete - now identical with some
5945 * config.gcc (hppa targets): Replace xm-pahpux.h and
5946 xm-papro.h with implicit xm-pa.h.
5947 (sparc targets): Replace xm-sysv4.h with implicit or explicit
5950 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
5952 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
5953 before reload_cse_noop_set_p.
5955 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5957 * config.gcc: Where xm-host.h used to include another
5958 xm-host.h, list the nested header directly in xm_file. Remove
5959 references to deleted files. Can now use sparc/xm-sp64.h for
5962 * config/xm-linux.h, config/arm/xm-linux.h,
5963 config/i386/xm-dos.h, config/i386/xm-gnu.h,
5964 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
5965 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
5966 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
5967 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
5970 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
5971 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
5972 bother to wrap #undef in #ifdef.
5973 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
5974 Don't include xm-linux.h.
5975 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
5977 * configure.in: Wrap regexps using [] in changequote block.
5978 Use expr : not echo | grep. Simplify regexps.
5979 * configure: Regenerate.
5981 56 xm-files remain, 22 xm-arch.
5983 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5985 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
5986 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
5987 (local_index, local_rindex): Delete, use strchr/strrchr instead.
5988 (copy_object): Fix format specifier vs argument mismatch.
5990 * mips-tdump.c: Make local functions static.
5991 (rindex): Don't #undef.
5992 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
5993 (fatal, fancy_abort): Delete.
5994 (read_seek): Avoid signed/unsigned compare.
5996 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5998 * combine.c (try_combine): Fix error in change to try original
6000 (gen_rtx_combine): Do same as gen_rtx for now.
6002 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6004 * configure.in: AC_SUBST xm_defines.
6005 * configure: Regenerate.
6006 * Makefile.in: Set DEFINES=$(xm_defines) when building
6009 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
6011 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
6012 (cpp_included, find_include_file): Update.
6013 (_cpp_compare_file_date): Make else unconditional.
6015 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
6017 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
6019 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6021 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
6022 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
6024 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
6026 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
6027 if it's a record type.
6029 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
6031 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
6032 mingw includes slightly.
6034 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6036 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
6037 #undef token before poisoning it.
6039 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6041 * alpha.c (check_float_value): Use memcpy, not bcopy.
6043 * m32r.c (m32r_sched_reorder): Likewise.
6045 * vax.c (check_float_value): Likewise.
6047 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6049 * toplev.c (file_name_nondirectory): Remove.
6050 * toplev.h: Similarly.
6051 * dwarf2out.c (compute_section_prefix): Use lbasename instead
6052 of file_name_nondirectory.
6054 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6056 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
6057 * mips-tfile.c: Don't #undef rindex; not used.
6059 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
6061 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
6062 (dbx64_register_map): Declare.
6063 (RETURN_ADDR_RTX): Fix for 64bit.
6064 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
6065 (INCOMING_FRAME_SP_OFFSET): Set to 8.
6066 * i386.c (dbx64_register_map): New global array.
6067 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
6068 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
6071 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6073 * cppfiles.c (search_from): Use lbasename.
6074 * mkdeps.c (deps_add_default_target): Use lbasename.
6076 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6078 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
6079 xcalloc in lieu of malloc, realloc & calloc.
6081 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
6083 * gengenrtl.c (xmalloc): Likewise.
6085 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
6086 really_call_* memory allocation routines.
6088 * stmt.c (check_for_full_enumeration_handling): Use
6089 really_call_calloc, not calloc.
6091 * system.h (really_call_malloc, really_call_calloc,
6092 really_call_realloc): Define.
6093 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
6095 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
6097 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
6099 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
6101 * configure: Rebuilt.
6102 * configure.in: Only use `lang_requires' for languages athat are
6105 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
6107 * invoke.texi: Fix typo.
6108 * gcc.1: Regenerate.
6110 2001-03-09 Zack Weinberg <zackw@stanford.edu>
6112 * configure.in: Prune nonexistent files from build_xm_file,
6113 xm_file, and host_xm_file lists. Warn unless they're
6115 Don't generate *config.h here.
6116 AC_SUBST all variables needed to generate *config.h.
6117 * configure: Regenerate.
6118 * mkconfig.sh: New helper script, from code removed from
6120 * Makefile.in: Zap all MALLOC variables - no longer used
6121 anywhere, and malloc.c doesn't exist.
6122 Substitute in variables needed to generate *config.h.
6123 Stop lying about the dependencies contained in CONFIG_H and
6125 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
6126 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
6127 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
6128 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
6129 $(TM_P_H), etc. as appropriate.
6131 * config.gcc: Zap references to deleted files.
6132 * ggc-none.c: Don't include rtl.h or tm_p.h.
6134 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
6135 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
6136 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
6137 config/i386/xm-linux.h, config/i386/xm-linux.h,
6138 config/i386/xm-next.h, config/i386/xm-openbsd.h,
6139 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
6140 Don't include i386/xm-i386.h.
6142 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
6143 config/i386/xm-i386.h, config/i860/xm-i860.h,
6144 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
6145 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6146 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
6147 Delete (empty except comments, #includes of other deleted
6148 files, and macros used nowhere).
6150 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
6152 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
6153 independent on TARGET_FLAGS.
6155 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
6157 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
6159 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
6161 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
6163 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
6164 LAST_REX_SSE_REG): define.
6165 (enum reg_class): Add 'LEGACY_REGS'
6166 (REG_CLASS_CONTENTS): Likewise; add extended registers.
6167 (SSE_REGNO_P): Recognize extended registers.
6168 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
6169 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
6170 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
6171 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
6172 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
6173 REG_OK_FOR_STRREG_P): Remove.
6174 (HI_REGISTER_NAMES): Add extended registers.
6175 (ADDITIONAL_REGISTER_NAMES): Likewise.
6176 (QI_REGISTER_NAMES): Add 8bit extended registers.
6177 (DEBUG_REG): Support extended registers.
6178 * i386.c (regclass_map): Add extended registers.
6179 (dbx_register-map): Likewise.
6180 (svr4_dbx_register_map): Likewise.
6181 (print_reg): Support extended registers.
6182 (print_operand): Support 64bit operands.
6184 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
6186 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
6187 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6188 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
6189 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
6190 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
6191 STACK_BOUNDARY): Set properly for 64bits.
6192 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
6193 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
6194 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
6195 (MOVE_MAX): Set to 16.
6196 (MOVE_MAX_PIECES): 8 for 64bit.
6197 (Pmode): Set to SImode.
6199 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
6201 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
6203 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
6205 * i386.h (mask_64bit): New constant.
6206 (target_64bit): New macro.
6207 (target_options): Add '64'/'32'
6208 (target_default): Define.
6209 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
6210 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
6211 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
6213 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
6215 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
6217 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
6219 * rtlanal.c (rtx_varies_p): Check operand 0 of a
6220 LO_SUM unless for_alias is set.
6222 2001-03-08 Stan Shebs <shebs@apple.com>
6224 * objc/objc-act.c: Fix old typos in comments, add comments for
6226 (hash_init): Fix file name in error message.
6227 (hash_enter): Ditto.
6228 (hash_add_attr): Ditto.
6229 (continue_class): Ditto.
6231 2001-03-08 Bruce Korb <bkorb@gnu.org>
6233 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
6234 wait4() can receive the signal.
6236 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6238 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
6240 * fixinc/fixincl.x: Regenerate.
6242 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6244 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
6246 * fixinc/fixincl.x: Regenerate.
6248 2001-03-08 Richard Henderson <rth@redhat.com>
6250 * configure.in (HAVE_AS_LEB128): New assembler check.
6251 * configure, config.in: Rebuilt.
6253 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
6255 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
6258 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6260 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
6261 references to the MAXPATHLEN macro.
6263 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
6264 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
6267 * config/i386/xm-gnu.h, config/xm-gnu.h,
6268 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
6269 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
6270 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
6271 and/or unused files.
6273 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
6274 doing so in various xm-*.h files.
6276 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6278 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
6280 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
6282 * configure.in (enable_shared): Support per-package shared-library
6284 * configure: Rebuilt.
6286 2001-03-07 David Edelsohn <edelsohn@gnu.org>
6288 * rs6000.md (cr logic): Add original POWER mnemonic alternative
6289 for crnot. Set operands[5] in splitter.
6291 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6293 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
6294 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
6295 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
6296 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
6297 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
6298 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
6299 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
6302 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
6303 config/i370/xm-i370.h, config/i386/xm-dgux.h,
6304 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
6305 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
6306 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
6307 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
6308 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
6309 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
6310 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
6311 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
6312 Delete unused and/or empty files.
6314 * config.gcc: Define USG in xm_defines as appropriate. Define
6315 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
6316 macro. Remove deleted xm-* files from $xm_files variable.
6318 2001-03-07 Tom Tromey <tromey@redhat.com>
6320 * configure: Rebuilt.
6321 * configure.in: Allow config-lang.in to set `lang_requires' to list
6322 of other required languages.
6324 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
6326 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
6328 (output_prologue): Use xmalloc not oballoc.
6329 (output_epilog): Free a29k_first_epilogue_insn when finished.
6330 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
6332 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
6334 * builtins.c (expand_builtin_mathfn): Check
6335 flag_unsafe_math_optimizations, not flag_fast_math.
6336 (expand_builtin): Likewise
6337 * combine.c (combine_simplify_rtx): Likewise.
6338 (simplify_if_then_else): Likewise.
6339 * cse.c (fold_rtx): Likewise.
6340 * flags.h: Remove flag_fast_math. Add
6341 flag_unsafe_math_optimizations and flag_trapping_math.
6342 * fold-const.c (negate_expr): Check
6343 flag_unsafe_math_optimizations, not flag_fast_math.
6344 (invert_truthvalue): Likewise.
6345 (fold): Likewise. Before associating operands, check that
6346 code == MULT_EXPR, not code != MULT_EXPR.
6347 * ifcvt.c (noce_try_minmax): Check
6348 flag_unsafe_math_optimizations, not flag_fast_math.
6349 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
6350 * invoke.texi: Document -funsafe-math-optimizations and
6351 -fno-trapping-math. Change documentation for -ffast-math.
6352 * jump.c (reversed_comparison_code_parts): Likewise.
6353 (rtx_equal_for_thread_p): Likewise.
6354 * optabs.c (emit_conditional_move): Likewise.
6355 * simplify-rtx.c (simplify_binary_operation): Likewise.
6356 (simplify_relational_operation): Likewise.
6357 (simplify_ternary_operation): Likewise.
6358 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
6359 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
6360 Add trapping-math and unsafe-math-optimizations entries to f_options.
6361 (set_fast_math_flags): New, sets flags for -ffast-math.
6362 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
6363 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
6364 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
6366 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
6367 (alpha_emit_conditional_move): Initialize local_fast_math to
6368 flag_unsafe_math_optimizations, not flat_fast_math.
6369 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
6370 instead of setting flag_fast_math to 1.
6371 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
6373 * config/i386/i386.c (override_options): Likewise
6374 * config/i386/i386.md: Likewise.
6375 * config/m68k/m68k.md: Likewise.
6376 * config/mips/mips.md: Likewise.
6377 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
6378 (rs6000_generate_compare): Likewise.
6380 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6382 * Makefile.in: Set RANLIB to @RANLIB@.
6385 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6387 * fixinc/inclhack.def (djgpp_wchar_h): New test.
6388 * fixinc/fixincl.x: Regenerated.
6390 2001-03-07 Richard Henderson <rth@redhat.com>
6392 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
6394 2001-03-07 Richard Henderson <rth@redhat.com>
6396 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
6397 of block notes and exception handling notes.
6399 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
6400 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
6401 (compile_file): ... here.
6403 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6405 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
6407 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
6408 config.h now. Include libiberty.h to handle alloca.
6410 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6412 * c-parse.in (yylexname): New function, split out of _yylex.
6413 (objc_rid_sans_at): New table.
6414 (init_reswords): Initialize it.
6415 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
6416 retrieving the next token and checking it for significance as
6417 an ObjC keyword or string constant.
6419 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
6420 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
6422 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
6425 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
6427 * config/m68k/m68k.c (const_uint32_operand): Accept any
6428 const_int on a 32-bit host.
6430 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
6432 * objc/objc-act.c (init_objc): Set save_lang_status,
6433 restore_lang_status, and mark_lang_status.
6435 2001-03-06 Krister Walfridsson <cato@df.lth.se>
6437 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
6439 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
6441 * cppinternals.texi: Update.
6443 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6445 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6446 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
6447 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
6448 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6449 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
6450 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6451 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
6452 config/i386/xm-i386.h, config/i860/xm-i860.h,
6453 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6454 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
6455 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6456 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6457 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6458 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6459 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
6460 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6461 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
6462 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6463 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6464 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
6465 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
6466 match the defaults provided in hwint.h.
6468 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6469 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
6471 * config.gcc (xm_file): Don't set to files which are deleted.
6473 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
6474 guard this file against these macros being undefined.
6476 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6478 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
6479 and DECL_DEFER_OUTPUT on the decl we create, before calling
6480 rest_of_decl_compilation.
6482 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6484 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
6486 * configure, config.in: Regenerate.
6487 * config.gcc: Remove references to deleted files.
6489 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
6490 genrecog.c, rtl.c: Do not use alloca anywhere.
6492 * Makefile.in, build-make, system.h, config/x-interix,
6493 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
6494 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
6495 config/arc/xm-arc.h, config/arm/xm-arm.h,
6496 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6497 config/h8300/xm-h8300.h, config/i370/x-oe,
6498 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
6499 config/i386/x-ncr3000, config/i386/x-sco5,
6500 config/i386/xm-dgux.h, config/i860/x-sysv4,
6501 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
6502 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
6503 config/m68k/x-hp320g, config/m69k/x-mot3300,
6504 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
6505 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
6506 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
6507 config/m88k/x-sysv4, config/m88k/x-tekXD88,
6508 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6509 config/mips/x-iris, config/mips/x-iris3,
6510 config/mips/x-sni-svr4, config/mips/x-sysv,
6511 config/mips/xm-iris6.h, config/mips/xm-mips.h,
6512 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
6513 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
6514 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
6515 config/pa/xm-papro.h, config/romp/xm-romp.h,
6516 config/rs6000/x-aix31, config/rs6000/x-aix41,
6517 config/rs6000/x-beos, config/rs6000/x-lynx,
6518 config/rs6000/x-mach, config/rs6000/x-rs6000,
6519 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
6520 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6521 config/sparc/x-sysv4, config/sparc/xm-linux.h,
6522 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
6523 config/vax/xm-vms.h: Eradicate all references to alloca and
6526 * config/xm-alloca.h, config/clipper/x-clix,
6527 config/i386/xm-sysv4.h, config/i860/x-fx2800,
6528 config/i860/x-sysv3, config/m88k/x-sysv3,
6529 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
6530 (contained only alloca related hacks).
6532 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
6535 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
6537 * invoke.texi: Document __FAST_MATH__.
6539 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6541 * crtstuff.c: Restore include of auto-host.h.
6543 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
6545 Put main() in a separate file, so that the language
6546 front-end can use a different main().
6549 * toplev.c: (main): Rename as toplev_main.
6550 * toplev.h: Declare toplev_main.
6551 * Makefile.in (OBJS): add toplev.o.
6552 (BACKEND): remove toplev.o, add main.o.
6554 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6556 * cppfiles.c (search_from): Special case the empty string.
6558 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6560 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
6561 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
6562 strlen or strcpy; we already know the length.
6563 (_cpp_compare_file_date): Similarly.
6564 * cpphash.h (struct cpp_reader): Delete done_initialising.
6565 (CPP_PREV_BUFFER): Delete.
6566 * cppinit.c (cpp_start_read): Don't set done_initialising.
6567 * cpplex.c (parse_string): Guarantee null-termination.
6568 (_cpp_equiv_toklists): Remove.
6569 * cpplib.c (glue_header_name): Null-terminate.
6570 (do_line): Don't leak memory.
6571 * cpplib.h (BT_WEAK): Delete.
6572 * cppmain.c (cb_ident): Strings are now null-terminated.
6574 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
6576 * gcc.c (convert_filename): Append executable suffix
6577 if NO_AUTO_EXE_SUFFIX is not defined.
6578 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
6579 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
6581 2001-03-03 David O'Brien <obrien@FreeBSD.org>
6583 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
6584 * c-parse.gperf, c-gperf.h: Delete.
6585 (c-gperf.h was accidently re-added to the CVS repo in the rev
6586 1.16 commit by tromey)
6588 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6590 * cpplex.c (_cpp_lex_token): Don't warn about directives in
6591 macro arguments when looking for the '('.
6592 * cppmacro.c (funlike_invocation_p): Set parsing_args to
6593 2 when really parsing arguments; 1 when looking for '('.
6594 Always restore the lexer position.
6596 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6598 * longlong.h (umul_ppmm): Don't use a multiline string.
6600 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6602 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
6603 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
6604 t_bool in declaration because pcc can't combine volatile with typedef
6607 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
6609 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
6610 until when it is really needed.
6611 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
6612 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
6613 * i386.md (float?i?f splitter): Don't force source operand to memory
6615 (sse_movdfcc): Fix constraint.
6616 (sse_movdfcc splitter): Handle properly the second alternative.
6618 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6620 * cpplex.c (parse_string): Unconditionally pedwarn.
6622 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6625 * cppexp.c (parse_number): Update.
6626 * cpplex.c (parse_string): Pedwarn if multiline string does not
6627 result from a system header's macro.
6628 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
6629 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
6630 for function-like macros too.
6631 * c-lex.c (lex_number): Update.
6633 2001-03-03 Richard Henderson <rth@redhat.com>
6635 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
6637 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
6639 * combine.c (try_combine): If split with mode-changed scratch
6640 register didn't work, try the original mode.
6642 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
6644 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
6645 * config/c4x/c4x.h: Likewise.
6646 * stor-layout.c (compute_record_mode): Likewise.
6647 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
6649 2001-03-02 Zack Weinberg <zackw@stanford.edu>
6651 * configure.in: Kill tm.h. Include the files in the $tm_file
6652 list in all three of config.h, hconfig.h, tconfig.h, after the
6653 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
6654 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
6655 * configure: Regenerate.
6656 * Makefile.in (clean): Don't delete tm.h.
6658 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
6659 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
6660 those are not defined, set SEC and FEC to 0 and 1.
6661 * gcc.texi: Update to match.
6663 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
6664 * config/fp-bit.c, config/m68k/aux-crt2.asm,
6665 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
6666 Include tconfig.h, not tm.h.
6668 * config/xm-lynx.h, config/xm-std32.h,
6669 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6670 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
6671 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
6672 config/clipper/xm-clix.h, config/convex/xm-convex.h,
6673 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6674 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
6675 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
6676 config/i386/xm-i386.h, config/i860/xm-i860.h,
6677 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6678 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
6679 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6680 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6681 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6682 config/pa/xm-linux.h, config/pa/xm-pa.h,
6683 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
6684 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
6685 config/pj/xm-pj.h, config/romp/xm-romp.h,
6686 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
6687 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6688 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6689 config/v850/xm-v850.h, config/vax/xm-vax.h,
6690 config/we32k/xm-we32k.h:
6692 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
6694 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
6695 config/i370/xm-oe.h: Don't include tm.h. Don't define
6697 * config/vax/xm-vms.h: Don't include tm.h.
6699 * config/xm-lynx.h, config/avr/xm-avr.h,
6700 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
6701 Delete; made empty by above changes.
6702 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6703 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
6704 Don't include config/xm-lynx.h or tm.h.
6706 * config/xm-gnu.h: Don't include fcntl.h.
6707 * config/sparc/xm-lynx.h: Don't include sys/types.h and
6709 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
6711 2001-03-02 Richard Henderson <rth@redhat.com>
6713 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
6714 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
6716 2001-03-02 Richard Henderson <rth@redhat.com>
6718 * Makefile.in (OBJS): Add dwarf2asm.o.
6719 * dwarf2asm.c, dwarf2asm.h: New files.
6720 * dwarf2out.c (*): Use them.
6721 (size_of_uleb128, size_of_sleb128): Remove.
6722 (output_uleb128, output_sleb128): Remove.
6723 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
6724 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
6725 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
6726 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
6727 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
6728 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
6729 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
6730 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
6731 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
6732 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
6733 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
6734 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
6735 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
6736 (dwarf2out_frame_debug): Remove unused variables.
6737 (output_loc_operands): Don't abort on 8 byte constants if
6738 host integers are wide enough.
6739 (output_symbolic_ref): Remove.
6740 (size_of_die): Don't assume 4 byte host integers.
6741 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
6743 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
6744 something stupid with HOST_WIDE_INT to long truncation.
6745 [CONST_DOUBLE]: Likewise.
6747 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
6748 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
6749 * config/arm/unknown-elf.h: Likewise.
6750 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
6751 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
6752 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
6753 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
6754 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
6755 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
6756 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
6757 (ASM_OUTPUT_DWARF_OFFSET): Remove.
6758 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
6759 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
6760 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
6761 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
6763 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6765 * cselib.c (hash_rtx): Cast enums to unsigned int.
6767 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6769 * print-rtl.c (print_rtx): Cast enums to int for comparison.
6770 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
6772 * c-format.c (C_STD_VER): Cast to int for comparisons.
6773 (check_function_format): Cast various enums to int for &.
6774 (maybe_read_dollar_number): Likewise.
6775 (check_format_info): Likewise.
6776 (check_format_info_main): Likewise.
6777 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
6778 (safe_from_p): Likewise.
6779 * varasm.c (const_hash): Cast enum to int for %.
6780 * emit-rtl.c (init_emit_once): Use int loop variable to work around
6781 pcc enum problems with < and ++ operators.
6782 * regclass.c (init_reg_sets_1): Cast enums for comparison.
6783 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
6784 (regclass_init): Change enum class to int to iterate over reg_classes.
6785 * genrecog.c (merge_trees): Cast enums for comparison.
6786 * rtl.h (GET_CODE): Cast to enum rtx_code.
6787 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
6788 (GET_MODE): Cast to enum machine_mode.
6789 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
6790 (GET_NOTE_INSN_NAME): Cast enum to int.
6791 * tree.h (TREE_CODE): Cast to enum tree_code.
6792 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
6793 * timevar.c (timevar_print): Change loop variable id from enum to
6795 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
6796 * config/i386/i386.md: Use PUT_MODE for mode assignment.
6797 * toplev.c (compile_file): Cast enum DFI to int.
6798 (decode_d_option): Likewise.
6800 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
6802 * cppinit.c (append_include_chain): Mark "after" include file name list
6803 as a system directory.
6804 * cpp.texi: Document new behavior.
6806 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
6808 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
6810 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
6812 * cppfiles.c (struct include_file): Update.
6813 (stack_include_file): Use search_from.
6814 (cpp_included, find_include_file): Update.
6815 (cpp_execute_include): Update. ptr->name may not be
6816 null terminated. Use the new search_from member variable
6818 (_cpp_compare_file_date): Similarly.
6819 (search_from): New function, similiar to actual_directory.
6820 (actual_directory): Delete.
6821 (remap_filename): Update. loc->name may not be null terminated.
6822 (struct file_name_list): Rename search_path. Update.
6823 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
6824 search_from and dir.
6825 (struct cpp_reader): Remove actual_dirs.
6826 * cppinit.c (struct cpp_pending): Update for renamed objects.
6827 (append_include_chain, remove_dup_dir, remove_dup_dirs,
6828 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
6829 * cpplib.h (struct cpp_options): Similarly.
6831 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6833 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
6834 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
6835 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6836 config/clipper/xm-clix.h, config/convex/xm-convex.h,
6837 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6838 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
6839 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6840 config/i370/xm-linux.h, config/i370/xm-mvs.h,
6841 config/i370/xm-oe.h, config/i386/xm-aix.h,
6842 config/i386/xm-i386.h, config/i386/xm-osf.h,
6843 config/i860/xm-i860.h, config/i960/xm-i960.h,
6844 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6845 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
6846 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
6847 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
6848 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
6849 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6850 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6851 config/pj/xm-pj.h, config/romp/xm-romp.h,
6852 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
6853 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6854 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6855 config/v850/xm-v850.h, config/vax/xm-vax.h,
6856 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
6857 Do not define TRUE or FALSE.
6859 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
6860 empty by above change.
6861 * config.gcc: Remove references to these files.
6863 * configure.in: Detect stdbool.h.
6864 * configure, config.in: Regenerate.
6865 * system.h: Include stddef.h here if available.
6866 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
6867 Then set up a sensible boolean type at the very end.
6869 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
6870 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
6872 * hash.h: Delete 'boolean' typedef and related #undefs.
6874 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
6875 all uses of 'boolean' with 'bool'.
6877 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6879 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
6880 * cppexp.c (lex): Cast enums for comparison.
6881 * cppinit.c (parse_option): Cast enum for comparison.
6882 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
6883 (cpp_output_token): Likewise.
6884 (cpp_can_paste): Cast enums for comparsion and plus/minus.
6885 (cpp_avoid_paste): Cast enums for minus and comparison.
6887 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6889 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
6890 field to all array elements.
6892 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6894 * cpphash.h (struct cpp_reader): Add print_version field.
6895 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
6896 just set print_version and other flags as appropriate.
6897 (cpp_post_options): Print version here if print_version is set.
6899 * toplev.c (exit_after_options): New flag.
6900 (independent_decode_option): Don't exit here; just set
6902 (main): Exit after calling lang_hooks.post_options if
6903 exit_after_options is true.
6905 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
6906 (merge_include_chains): Adjust comment to match code.
6908 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6910 * stringpool.c (set_identifier): New function.
6911 * tree.h: Prototype it.
6913 * c-parse.in: Kill D_YES. If compiled for objc, call
6914 save_and_forget_protocol_qualifiers from init_reswords.
6915 * objc/objc-act.c (remember_protocol_qualifiers,
6916 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
6917 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
6919 (save_and_forget_protocol_qualifiers): New function.
6920 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
6922 2001-03-01 Diego Novillo <dnovillo@redhat.com>
6924 * c-semantics.c (prune_unused_decls): Return error_mark_node
6925 instead of (tree) 1 to stop traversing the tree chain.
6927 2001-03-01 Bernd Schmidt <bernds@redhat.com>
6929 Fix a problem introduced by Kenner's Feb 18 change.
6930 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
6931 flag_cse_skip_blocks only temporarily, not for ever.
6933 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
6935 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
6936 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
6938 * pa.c (emit_move_sequence): Verify operand0 is a hard register
6939 before determining its register class.
6941 2001-03-01 Bernd Schmidt <bernds@redhat.com>
6943 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
6944 from reg 4 if current_function_calls_setjmp.
6945 (gen_nop_type): New function.
6946 (ia64_emit_nops): New function.
6947 (ia64_reorg): Call it.
6948 (ia64_sched_reorder): Move code that rotates bundles up a bit.
6950 * reload1.c (eliminate_regs_in_insn): Restrict the special case
6951 code not to try to optimize adds with anything but a REG destination.
6953 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
6954 (INSN_PRIORITY_KNOWN): New accessor macro.
6955 * haifa-sched.c (priority): Use it instead of testing priority against
6958 2001-02-28 DJ Delorie <dj@redhat.com>
6960 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
6961 since that doesn't work the way gcc wants on a generic m68k.
6963 2001-02-28 Richard Henderson <rth@redhat.com>
6965 * caller-save.c (save_call_clobbered_regs): Fix typo in
6966 comparison last change.
6968 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
6970 * i386.c (pentium4_cost): New.
6971 (m_PENT4): New macro.
6972 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
6973 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
6974 x86_integer_DFmode_moves, x86_partial_reg_dependency,
6975 x86_memory_mismatch_stall): Add Pentium4
6976 (x86_use_q_reg, x86_use_any_reg): Kill.
6977 (override_options): Add pentium4.
6978 (incdec_operand): Return 0 for pentium4.
6979 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
6980 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
6981 (TARGET_PENTIUM4): Define.
6982 (enum processor_type): Add PROCESSOR_PENTIUM4.
6983 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
6984 * i386.md (attribute "cpu"): Add pentium4.
6985 * invoke.texi (march): Add pentium4.
6987 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
6989 * i386.md (sse_mov?fcc*): New patterns and splitters.
6990 * i386.c (ix86_expand_movcc): Work post-reload; recognize
6991 the SSE based conditional moves.
6993 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
6995 * i386.md (attribute mode): Add "TI".
6996 (movsf_1): Add pxor support; remove constant propagation splitter.
6997 (movdf_integer): Likewise.
6998 (movdf_nointeger): Likewise.
6999 (movxf constant prop splitter): Handle all modes; update for SSE.
7000 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
7001 * i386.c (standard_80387_constant_p): Rewrite.
7002 (standard_sse_constant_p): New.
7003 * i386-protos.h (standard_sse_constant_p): New.
7005 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
7007 * i386.md (sse_setccsf, sse_setccdf): New.
7008 (sse_cmp* patterns): Use '%D' instead of outputtting condition
7010 * i386.c (sse_comparison_operator): Accept the supported unordered
7011 comparses; be ready for fast_math.
7012 (print_operand): Support 'D'.
7014 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
7016 * jump.c (reversed_comparison_code): Kill.
7018 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
7020 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
7023 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
7025 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
7026 add missing '%' in constraints.
7028 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
7030 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
7031 for HOST_BITS_PER_WIDE_INT == 32 too.
7033 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
7035 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
7037 (insert_save, insert_restore): New parameter save_mode.
7038 (init_caller_save): Update initialization of reg_save_code
7039 and reg_restore_code.
7040 (save_call_clobbered_regs): Compute save_modes and update calls to
7041 reg_save_code and reg_restore_code.
7042 (insert_restore): Unsignetize numbers; use save_modes to choose mode
7043 of spill; update use of reg_restore_code.
7044 (insert_save): Likewise.
7045 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7046 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7047 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
7049 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7051 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
7052 noce_try_store_flag_inc, noce_try_store_flag_mask,
7053 noce_try_cmove_arith):
7054 Use reversed_comparison_code instead of reverse_comparison and
7055 can_reverse_comparison_p.
7057 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
7059 * jump.c (reversed_comparison_code_parts): Allow reversal of
7060 unordered compares in -ffast-math mode; reverse ordered compares
7061 for FP even w/o -ffast-math.
7063 2001-02-27 Richard Henderson <rth@redhat.com>
7065 * print-rtl.c (print_rtx) [i]: Don't print field five on
7066 NOTEs other than NOTE_INSN_DELETED_LABEL.
7068 2001-02-27 Zack Weinberg <zackw@stanford.edu>
7070 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
7071 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
7073 2001-02-27 Diego Novillo <dnovillo@redhat.com>
7075 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
7076 even if walk_subtrees is 0.
7077 * c-semantics.c (prune_unused_decls): Return a non-null value to
7078 stop traversing the tree chain.
7080 2001-02-27 DJ Delorie <dj@redhat.com>
7082 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
7083 register, *then* define it as the new CFA.
7085 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
7087 * pa.c (override_options): Promote -fpic to -fPIC.
7088 (legitimize_pic_address): Simplify due to removal of
7089 small PIC as a code generation option.
7090 (secondary_reload_class): Similarly.
7091 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
7092 (PRINT_OPERAND_ADDRESS): Similarly.
7093 * pa.md (various patterns): Similarly.
7094 (small pic lo_sum pattern): Remove.
7096 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
7099 * md.texi (min, max): Document
7101 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
7103 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
7104 TARGET_PARTIAL_REG_DEPENDENCY.
7105 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
7107 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
7109 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
7111 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
7113 * mips.c (mips_make_temp_file): Fix thinko in last change.
7115 2001-02-26 Jason Eckhardt <jle@redhat.com>
7117 * combine.c (known_cond): Do not reverse the condition when
7118 SMAX/UMAX is being considered and the condition is for equality
7121 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
7123 2001-02-26 Philip Blundell <philb@gnu.org>
7125 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
7127 * config/arm/linux-elf.h: Remove historical relics related to
7128 above configurations.
7129 * config/arm/linux-oldld.h: Delete.
7130 * config/arm/linux-elf26.h: Delete.
7132 2001-02-26 Jason Merrill <jason@redhat.com>
7134 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
7136 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
7137 recognize a tentative definition. Lose obsolete code.
7139 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
7140 variables unless necessary, either.
7142 2001-02-25 Richard Henderson <rth@redhat.com>
7144 * ifcvt.c (struct noce_if_info): Add test_bb.
7145 (noce_get_alt_condition): New.
7146 (noce_try_minmax, noce_try_abs): New.
7147 (noce_operand_ok): New.
7148 (noce_process_if_block): Use them.
7149 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
7151 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
7153 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
7156 2001-02-25 Zack Weinberg <zackw@stanford.edu>
7158 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
7159 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
7161 (mips_asm_file_end): Free temp_filename here.
7163 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7165 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
7166 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
7168 * config/i386/i386.md (movstrsi): Handle FAIL case.
7170 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
7172 * cppinit.c (builtin_array): Update.
7173 (init_builtins): Flag builtins to warn if redefined or
7174 undefined. Define __GXX_WEAK as a normal macro.
7175 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
7176 * cpplib.h (NODE_WARN): New flag.
7177 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
7178 Handle __STDC__ as a builtin only on Solaris.
7179 (warn_of_redefinition): Renamed from check_macro_definition.
7180 Reverse sense of test. Always warn if NODE_WARN.
7181 (_cpp_create_definition): Use warn_of_redefinition. Flag
7182 any macro beginning with "__STDC_" to require a mandatory
7183 warning if redefined or undefined.
7185 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7187 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
7188 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
7189 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
7190 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
7191 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
7192 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
7193 Don't define any of:
7194 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
7195 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
7196 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
7197 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
7198 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
7200 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
7201 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
7204 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
7205 Delete now-empty file.
7207 * alpha/vms.h: Define NEED_ATEXIT here...
7208 * alpha/xm-vms.h: ...not here.
7210 * i386/cygwin.h: Don't define PARAMS.
7211 * mips/mips.c: Don't prototype mktemp. Don't define
7212 P_tmpdir. Use make_temp_file to create temporary files.
7213 Don't be clever and delete temporary files early.
7214 * config.gcc: Drop references to deleted files. Don't define
7216 * gcc.texi: Don't mention USE_PROTOTYPES.
7218 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7220 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
7221 (ix86_set_move_mem_attrs_1): Likewise.
7222 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
7223 * config/i386/i386.md (movstrsi): Call it.
7225 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7227 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
7228 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
7229 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
7230 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
7232 (i750a-*-*): Error here if hosting on i750a.
7233 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
7235 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
7236 Remove (empty modulo comments).
7238 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
7239 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
7240 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
7241 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
7242 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
7243 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
7245 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
7246 Remove reference to winnt.h in comment.
7247 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
7249 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7251 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
7252 used to set another biv.
7254 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7256 * tree.h (BLOCK_DEAD): New macro.
7257 (struct tree_block): New flag, dead_flag.
7258 * print-tree.c (print_node, case 'b'): Print missing fields.
7259 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
7260 * function.c (identify_blocks): Enable test for misplaced notes.
7261 (all_blocks): Skip BLOCK_DEAD blocks.
7262 * integrate.c (integrate_decl_tree): Likewise.
7264 * errors.c (internal_error, trim_filename): New functions.
7265 (fancy_abort): Call internal_error.
7266 * errors.h (internal_error, trim_filename): New declarations.
7268 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
7270 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
7272 (EXTRA_CONSTRAINT): Formatting changes.
7274 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7276 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
7278 2001-02-23 Per Bothner <per@bothner.com>
7280 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
7281 so they can be called from java/jvspec.c.
7282 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
7284 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
7286 * i386.c (ix86_frame): New structure.
7287 (ix86_compute_frame_size): Kill.
7288 (ix86_compute_frame_layout): New.
7289 (ix86_save_reg): New.
7290 (ix86_can_use_return_insn_p): Use frame layout stuff.
7291 (ix86_expand_prologue): Likewise.
7292 (ix86_expand_epilogue): Likewise.
7293 (ix86_initial_elimination_offset): Likewise.
7294 (ix86_nsaved_regs): Use ix86_save_reg.
7295 (ix86_emit_save_regs): Likewise.
7297 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
7299 * flow.c (find_sub_basic_blocks): New function.
7300 (split_block): Be ready for basic block introduced by CODE_LABEL.
7301 (commit_one_edge_insertion): Call find_sub_basic_block.
7303 * flow.c (make_edges): Add edge from entry for blocks starting with
7304 label having ALTERNATE_NAME
7306 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
7308 * function.c (epilogue_done): Be ready for first basic block not
7309 containing PROLOGUE_END note.
7310 (reposition_prologue_and_epilogue_notes): Avoid placing
7311 PROLOGUE_END note between BASIC_BLOCK.
7313 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
7315 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
7317 2001-02-21 DJ Delorie <dj@redhat.com>
7319 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
7320 check for current_function_has_nonlocal_goto from 1999-11-12.
7322 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7324 * diagnostic.c (trim_filename): No longer static.
7325 * toplev.h (trim_filename): Declare.
7326 * rtl.c (rtl_check_failed_bounds): Call internal_error.
7327 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
7328 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
7329 (rtvec_check_failed_bounds): Likewise.
7330 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
7332 * convert.c (convert_to_integer): Don't do unsigned unless result or
7333 both inputs are unsigned.
7335 * fold-const.c (fold_convert): Don't call size_int_type_wide if
7338 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
7340 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
7342 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
7344 * Makefile.in (resource.o): Add params.h dependence.
7345 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
7346 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
7347 * resource.c: Add dependence on params.h.
7348 (current_live_regs): Fix explanatory comment.
7349 (find_basic_block): Add new parameter to permit limiting search
7351 (mark_target_live_regs): Add new argument to find_basic_block call.
7352 (incr_ticks_for_insn): Likewise.
7354 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7356 * diagnostic.c (output_to_stream): Rename to
7357 output_buffer_to_stream. Loses the stream parameter.
7358 (init_output_buffer): Set diagnosic_buffer's stream.
7359 (flush_diagnostic_buffer): Adjust.
7360 (default_print_error_function): Likewise.
7361 (finish_diagnostic): Likewise.
7362 (verbatim): Likewise.
7364 * diagnostic.h (struct output_buffer): Add `stream' field.
7365 (output_buffer_attached_stream): New macro.
7367 2001-02-23 Jakub Jelinek <jakub@redhat.com>
7369 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
7370 check if either operand is divisible by C.
7371 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
7372 If type is signed, consider negative numbers as well.
7374 2001-02-22 Richard Henderson <rth@redhat.com>
7376 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
7377 reach .text instead of gp-relative relocs.
7378 * config/ia64/crtend.asm (.init): Likewise.
7380 2001-02-22 Andreas Jaeger <aj@suse.de>
7382 * extend.texi (C++ Attributes): Fix typo.
7384 2001-02-21 David Mosberger <davidm@hpl.hp.com>
7386 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
7387 functions, drop current_function_args_info.words test.
7388 (ia64_compute_frame_size): Mark syscall_linkage functions as
7389 using eight input registers.
7391 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
7392 Bruce Korb <bkorb@gnu.org>
7394 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
7395 * fixinc/README: Document how to convert sed substitutions
7396 to format style c_fix-es.
7397 * fixinc/fixincl.x: regen
7399 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
7401 * gcc.c: Add comment explaining how to add a command-line option.
7402 Add title to specs language comment.
7404 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7406 * gcc.c (cc1_options): Add "-param".
7407 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
7408 (option_map): Likewise.
7409 * toplev.c (display_help): Add entry for "--param".
7410 (independent_decode_option): Fix typographical error.
7412 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
7413 Bernd Schmidt <bernds@redhat.com>
7414 Jan Hubicka <jh@suse.cz>
7416 * i386.c (function_arg_advance): Pass SSE arguments in registers.
7417 (function_arg): Likewise.
7419 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
7421 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
7423 2001-02-21 Kazu Hirata <kazu@hxi.com>
7425 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
7429 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
7431 * flow.c (init_propagate_block_info): Canon address and use single_set
7432 for killing dead memory stores.
7434 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7436 * Makefile.in (reorg.o): Add params.h dependence.
7437 * params.def: Fix typographical error in comment.
7438 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7439 * params.h: Modify introductory comment.
7440 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7441 * reorg.c: Add dependence on params.h.
7442 (redundant_insn): Add parameterized throttle for search.
7443 (fill_simple_delay_slots): Add a comment explaining a variable.
7444 Move conditional out of loop, simplifying code.
7445 (fill_eager_delay_slots): Fix typographical error in comment.
7447 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
7449 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
7451 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
7452 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
7454 2001-02-21 Jason Merrill <jason@redhat.com>
7456 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
7457 (struct tree_decl): Add uninlinable bitfield.
7458 * c-decl.c (duplicate_decls): Set it.
7459 * integrate.c (function_cannot_inline_p): Check it.
7461 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
7462 DW_AT_MIPS_linkage_name to abstract methods.
7463 (dwarf2out_abstract_function): Emit class context before calling
7464 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
7465 (gen_subprogram_die): Remove obsolete code.
7466 (gen_member_die): Don't include clones in the member list.
7467 (gen_decl_die): Emit abstract info for clone origin.
7468 * dwarfout.c (output_type): Don't include clones in the member list.
7469 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
7470 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
7471 DECL_ABSTRACT on a function that already has it set.
7473 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
7474 (get_subprogram_die): Pass it in.
7476 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
7478 * flow.c (mark_set_1): Make not_dead unsigned long. For
7479 non-pseudos, use it as a bitmask of the hard regs that
7482 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
7484 * cppfiles.c: Update comments.
7485 (_cpp_read_file): Don't check for NULL filenames any more.
7486 * cppinit.c (cpp_start_read): Don't do canonicalization of
7487 in_fname and out_fname. Use the passed file name exclusively.
7488 (_cpp_handle_options): Don't treat "-" as a command line option,
7489 but as a normal filename.
7490 (_cpp_post_options): Canonicalize in_fname and out_fname.
7491 * cppmain.c (printer_init): Don't check out_fname for NULL.
7492 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
7493 (init_c_lex): Update, and use "" to represent stdin to CPP.
7496 2001-02-20 Will Cohen <wcohen@redhat.com>
7498 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
7499 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
7500 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
7503 2001-02-20 Stan Shebs <shebs@apple.com>
7505 * config/rs6000/rs6000.c (output_cbranch): Output branches
7506 on separate lines instead of using ';' to separate.
7508 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7510 * cppinit.c (set_lang): Move builtin handling to...
7511 (init_builtins): ...here.
7512 (_cpp_create_reader): Move call to set_lang.
7514 2001-02-20 Mark Mitchell <mark@codesourcery.com>
7516 * stmt.c (expand_return): If an attempt is made to return the
7517 error_mar_node, treat the return like a return without a value.
7519 2001-02-19 Zack Weinberg <zackw@stanford.edu>
7521 * sibcall.c (skip_copy_to_return_value): Call
7522 identify_call_return_value here, and return orig_insn if it
7523 returns zero. Hardret and softret arguments now unnecessary.
7524 (call_ends_block_p): Don't call identify_call_return_value here.
7526 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
7528 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
7529 * ggc.h (ggc_mark_if_gcable): Delete prototype.
7531 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
7533 * pa.c (move_operand): Accept code to load the address of a
7534 symbol out of the DLT as a valid move operand.
7535 (print_operand, case 'A'): New to handle generating a DLT
7536 reference for a LO_SUM expression.
7537 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
7538 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
7540 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
7542 * README, cpp.texi, gcc.texi, version.c: Update version number to
7544 * cpp.1, gcov.1, gcc.1: Regenerate.
7546 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7548 * cppfiles.c (stack_include_file): Generate dependencies
7549 here, and manage include_count here too.
7550 (PRINT_THIS_DEP): Delete.
7551 (_cpp_execute_include): Do not generate dependencies here,
7552 apart from the case of a missing header. Do not manage
7554 (_cpp_read_file): Leave dependency generation to
7557 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
7559 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
7560 target_cpu_default. Remove dead assignment to
7563 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
7565 * regclass.c (contains_reg_of_mode): Make global.
7566 (init_reg_sets): Remove contains_reg_of_mode; take into account
7567 CLASS_MAX_NREGS when looking for the proper mode.
7568 (dump_regclass): Dump only classes considered for the pseudo.
7569 (regclass): Use contains_reg_of_mode.
7571 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
7573 * gcc.c (do_spec_1): 'n' for printing notices.
7574 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
7576 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
7578 * reg-stack.c (next_flags_user): Use current_block->end
7579 (swap_rtx_condition): Look for next user if flags don't die;
7580 give up on CALL_INSNs; use current_block->end.
7582 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7584 * sibcall.c (call_ends_block_p): New function.
7585 (optimize_sibling_and_tail_recursive_call): Use it.
7587 2001-02-18 Kazu Hirata <kazu@hxi.com>
7589 * config/h8300/h8300.md: Update copyright.
7590 (andsi3): Do not output an extra newline character.
7592 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7594 * toplev.c (note_deferral_of_defined_inlined_function): Argument
7595 FNDECL may be unused.
7597 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
7598 follow jumps after first run.
7599 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
7600 it doesn't change any jumps.
7602 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
7604 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
7605 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
7606 (mostlyclean): Corresponding changes.
7607 * rtlanal.c (hard-reg-set.h): Include.
7608 (rtx_unstable_p): Do not treat the argument pointer specially
7609 if it is not a fixed register.
7610 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
7612 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7614 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
7615 against last real insn in basic block.
7616 Rework to avoid gotos.
7618 * Makefile.in (gcse.o): Now includes ggc.h.
7619 * gcse.c: Include ggc.h.
7620 (want_to_gcse_p): Verify expression can be in SET as valid insn.
7621 (try_replace_reg): Remove warning of uninitialize variable.
7622 (process_insert_insn): Call invalid_insn_p to validate insn.
7623 * recog.c (insn_invalid_p): Now global.
7624 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
7625 * recog.h (insn_invalid_p): New declaration.
7627 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
7629 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
7630 assignments from FP constants since 'Y' output code can't handle it.
7631 (eligible_for_sibcall_delay): Likewise.
7633 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
7634 Call fancy_abort directly, passing args.
7635 (print_rtl_and_abort): Now a macro, like fancy_abort.
7637 * final.c (output_operand_lossage): Use internal_error, not error.
7639 2001-02-18 Shane Nay <shane@agendacomputing.com>
7641 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
7642 structure shift insns.
7644 2001-02-18 Mark Mitchell <mark@codesourcery.com>
7646 * invoke.texi (-fsquangle): Remove documentation.
7647 (-fname-mangling-version): Likewise.
7649 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
7651 * optabs.c (expand_abs): Remove reference to
7652 HAVE_contitional_arithmetic.
7653 * combine.c (simplify_set): Likewise.
7655 2001-02-18 Richard Henderson <rth@redhat.com>
7657 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
7660 2001-02-18 Richard Henderson <rth@redhat.com>
7662 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
7664 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
7666 * reload1.c (reload_cse_simplify_set): Fix typo.
7668 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7670 * diagnostic.c (_fatal_insn): Decrement errorcount.
7672 * invoke.texi (-I): Add note avoiding use for system header files.
7674 * rtl.h (add_clobbers): Remove duplicate declaration.
7675 * recog.h (added_clobbers_hard_reg_p): New declaration.
7676 * genemit.c (struct clobber_pat): New field has_hard_reg.
7677 (gen_insn): Record if added clobbers clobber hard reg.
7678 (gen_split): Avoid unused warning if number of operands is 0.
7679 (output_added_clobbers_hard_reg_p): New function.
7682 2001-02-18 Alan Modra <alan@linuxcare.com.au>
7684 * pa.c (hppa_expand_prologue): Simplify code storing return
7685 pointer. For large (>=8k) frames with a post_store, adjust stack
7686 pointer by 8k-64 first rather than by 64. When testing with
7687 VAL_14_BITS_P, always use the actual value rather than the value
7688 negated. Add blockage to prevent scheduling of spills before
7689 stack frame has been created.
7690 (hppa_expand_epilogue): Simplify code loading return pointer.
7691 Allow a slightly larger range for merge_sp_adjust_with_load case.
7692 When testing with VAL_14_BITS_P, always use the actual value.
7694 * pa.c (pa_adjust_insn_length): Check that block move
7695 pattern is a set before looking at operands.
7697 2001-02-17 Mark Mitchell <mark@codesourcery.com>
7699 * fold-const.c (fold_binary_op_with_conditional_arg): New
7700 function, split out from ...
7702 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
7703 conditional arms that throw exceptions.
7705 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
7708 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7710 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
7711 define HAVE_DECL_* to 1 to mask potential backup declarations.
7712 * configure: Regenerated.
7714 2001-02-17 Mark Mitchell <mark@codesourcery.com>
7716 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
7718 2001-02-17 Richard Henderson <rth@redhat.com>
7720 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
7721 when replacing a memory load with a register.
7723 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7724 Jan Hubicka <jh@suse.cz>
7726 * recog.c (validate_replace_src_1): New.
7727 (validate_replace_src_data): Likewise.
7728 (validate_replace_src): Use note_uses.
7729 * rtl.h (note_uses): Declare.
7730 * rtlanal.c (note_uses): New.
7732 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
7734 * reg-stack.c (stack_def): Make field reg unsigned.
7735 (remove_regno_note): Unsignetize parameter.
7737 2001-02-16 Jes Sorensen <jes@linuxcare.com>
7739 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
7740 shladd_operand() call.
7742 2001-02-16 Bruce Korb <bkorb@gnu.org>
7743 Rodney Brown <RodneyBrown@mynd.com>
7745 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
7746 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
7747 machine restrictions
7748 * fixinc/fixincl.x: regen
7750 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7752 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
7754 (hash_scan_insn): Clean up calls to hash_scan_set.
7755 (compute_kill_rd): REGNO now unsigned.
7756 (try_replace_reg): Rework to use simplify_replace_rtx.
7757 (cprop_jump, cprop_cc0_jump): Likewise.
7758 (cprop_insn): Call find_reg_equal_equiv_note.
7759 Reflect changes to cprop_jump and cprop_cc0_jump.
7761 * recog.c (validate_replace_src): Replace in operands of
7762 ZERO_EXTRACT in SET_DEST.
7764 * cse.c (new_label_ref): New variable.
7765 (insert): Set it instead of recorded_label_ref.
7766 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
7767 CODE_LABEL for this function, and not already in REG_LABEL note.
7769 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
7771 * resource.c (mark_referenced_resources): Fix typo in introductory
7773 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
7776 2001-02-16 Jason Merrill <jason@redhat.com>
7778 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
7780 (gen_subprogram_die): Don't abort on seeing a second definition if
7781 the previous one was abstract. Don't replace an abstract instance
7782 in the lookup table.
7784 * dwarf2out.c (dwarf2out_abstract_function): Rename from
7785 gen_abstract_function.
7786 * dwarf2out.h: Declare it.
7787 * toplev.c (note_outlining_of_inline_function): New fn.
7788 * toplev.h: Declare it.
7789 * integrate.c (output_inline_function): Call it.
7790 * c-decl.c (duplicate_decls): Call it when redefining an extern
7791 inline. Don't inline the new defn.
7793 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
7795 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7797 * .gdbinit: Rename to gdbinit.in.
7798 * gdbinit.in: New file,
7799 * configure.in: Generate .gdbinit from gdbinit.in.
7800 * configure: Regenerated.
7801 * Makefile.in (distclean): Always remove .gdbinit.
7803 2001-02-16 Jakub Jelinek <jakub@redhat.com>
7805 * objc/objc-act.c (start_class): Register implemented_classes with
7808 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
7810 * cppfiles.c (_cpp_make_system_header): Generate a file
7813 2001-02-15 Jim Meyering <meyering@lucent.com>
7815 * Makefile.in (install-common): Don't depend on installdirs here.
7816 Instead, make each of the lang.install-common targets (e.g.,
7817 c++.install-common in cp/Make-lang.in) depend on it.
7818 (install-driver): Depend on installdirs.
7820 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7822 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
7824 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
7827 2001-02-15 Mark Mitchell <mark@codesourcery.com>
7829 * invoke.texi (--param): Document.
7831 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
7833 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
7835 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
7837 * i386.md (extendsfdf2_2): Fix constraints.
7839 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
7841 * i386.md (fop_df_3 splitter): Fix operand number.
7843 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
7845 * invoke.texi (-mreg-alloc): Nuke.
7846 * i386.c (ix86_reg_alloc_order, regs_allocated,
7847 order_regs_for_local_alloc): Nuke.
7848 (override_options): Kill reg_alloc code.
7849 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
7850 (REG_ALLOC_ORDER): SSE goes before I387.
7851 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
7852 (ix86_reg_alloc_order): Likewise.
7853 * i386-protos.h (ix86_reg_alloc_order): Kill.
7855 2001-02-14 Richard Henderson <rth@redhat.com>
7857 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
7859 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
7861 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
7863 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
7865 * i386-protos.h (ix86_memory_move_cost): Move offline.
7866 * i386.c (ix86_register_move_cost): Compute properly cost of
7867 SSE, MMX and i387 instructions.
7868 (*_cost): Add costs of SSE/MMX moves.
7869 (ix86_memory_move_cost): Move offline from ....; Likewise.
7870 * i386.h (MEMORY_MOVE_COST): .... here;
7871 (struct processor costs): Add new fields to represent costs
7874 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
7876 * regclass.c (init_reg_sets_1): Reinstall the optimization of
7877 move_cost together with Matt Kraai's fix.
7879 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
7881 * Makefile.in (OBJS): Add params.o.
7883 2001-02-14 Richard Henderson <rth@redhat.com>
7884 DJ Delorie <dj@redhat.com>
7886 * jump.c (jump_optimize_1): When we delete a conditional jump
7887 preceeding a non-conditional jump to effectively the same place,
7888 make sure that the combined jump skips any clobber insns between
7891 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
7893 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
7895 2001-02-14 Mark Mitchell <mark@codesourcery.com>
7897 * Makefile.in (toplev.o): Depend on params.h.
7898 (intergate.o): Likewise.
7899 (params.o): New target.
7900 * flags.h (inline_max_insns): Remove.
7901 * integrate.c: Include params.h.
7902 Use MAX_INLINE_INSNS instead of inline_max_insns.
7903 * params.c: New file.
7904 * params.h: Likewise.
7905 * params.def: Likewise.
7906 * toplev.c: Include params.h.
7907 (lang_independent_params): New variable.
7908 (decode_f_option): Use the param machinery instead of setting
7910 (independent_decode_option): Handle "--param name=value".
7911 (main): Register language-independent parameters.
7913 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
7915 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
7917 2001-02-14 Richard Henderson <rth@redhat.com>
7919 * regclass.c (init_reg_sets_1): Revert last two changes.
7921 2001-02-14 Jakub Jelinek <jakub@redhat.com>
7923 * stor-layout.c (is_pending_size, put_pending_size): New functions.
7924 (variable_size): Call put_pending_size.
7925 * tree.h (is_pending_size, put_pending_size): Add prototypes.
7926 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
7927 sizes list, put newly created SAVE_EXPR there as well.
7929 2001-02-14 Jakub Jelinek <jakub@redhat.com>
7931 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
7932 (errata_find_address_regs): load_group has only 2 entries.
7933 (errata_emit_nops): Likewise. shladd is not problematic.
7934 Clear last_group if nop was emitted.
7935 (fixup_errata): load_group has only 2 entries.
7938 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
7940 * c-lex.c (lex_number): Only warn traditionally for U suffix
7941 outside system macros.
7942 * cppexp.c (parse_number): Similarly.
7943 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
7944 * cppmacro.c (struct cpp_macro): New member node.
7945 (parse_args): Only warn about missing rest args if not
7947 (funlike_invocation_p): Similarly for uninvoked funlike macros.
7948 (cpp_sys_objmacro_p): New.
7949 (_cpp_create_definition): Store the node with the macro defn.
7950 Remember if the macro is defined in a system header.
7952 2001-02-13 DJ Delorie <dj@redhat.com>
7954 * configure.in (check_languages): determine languages to check
7955 * Makefile.in (check-c++): alias for check-g++
7956 (check-f77): alias for check-g77
7957 (CHECK_TARGETS): depend on configured languages
7959 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
7961 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
7962 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
7963 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
7964 (sqrtextendsfdf2): Disable for SSE2.
7966 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7968 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
7969 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
7970 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
7971 (sqrtextendsfdf2): Disable for SSE2.
7973 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
7975 * i386.md (movsfcc_1): Support integer cmove instruction.
7976 (movdfcc_1): Likewise; new splitter.
7978 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
7980 * i386.c (output_fp_compare): Support SSE.
7981 (prepare_fp_compare_args): SSE comparisons always support memory.
7982 * i386.h (TARGET_CMOVE): SSE imply cmove.
7983 * i386.md (cmp?f2): Enable for SSE too.
7984 (cmpfp_i*): Support SSE.
7986 (cmpfp_i_sse_only): New.
7987 (s*, b* fp expanters): Enable for SSE too.
7988 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
7991 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
7993 * regclass.c (init_reg_sets_1): Silence warning.
7995 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
7997 * i386.md (sqrt?f2): Change to expander.
7998 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
8000 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8002 * rtlanal.c (find_reg_equal_equiv_note): New function.
8003 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
8004 (simplify_gen_relational, simplify_replace_rtx): Likewise.
8005 * rtl.h: Add declarations for above functions.
8007 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
8009 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
8011 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
8012 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
8013 * flow.c (mark_regs_live_at_end): Likewise.
8014 (calculate_global_regs_live): Likewise.
8015 * gcse.c (compute_hash_table): Likewise.
8016 (compute_kill_rd): Likewise.
8017 * resource.c (mark_target_live_regs): Likewise.
8018 * rtl.h (INVALID_REGNUM): New macro.
8020 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
8022 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
8024 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
8026 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
8029 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
8031 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
8033 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
8034 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
8035 (fop_sf_1_sse, fop_df_1_sse): New patterns
8036 (fop_*): Disable float_extend and float patterns for SSE compilation.
8037 * i386.c (output_387_binary_op): Support SSE.
8039 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
8041 * i386.md (dummy_extendsfdf2): Support SSE2
8042 (extendsfdf2): Enable if 80387 or SSE2.
8043 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
8044 and no MIX_I387_SSE2
8045 (extendsfdf2_1_sse_only): New pattern.
8046 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
8048 (truncdfsf2_1): Support SSE.
8049 (truncdfsf2_2): Support SSE.
8050 (truncdfsf2_2_1_sse): New pattern.
8051 (fixtruncsfsi2): Always use SSE if available.
8052 (fix_truncsfsi_sse): New pattern.
8053 (fix_truncdfsi_sse): New pattern.
8054 (floatsis?f2): Support SSE.
8055 (floatsidf2_i387): New pattern.
8056 (floatsidf2_sse): Likewise.
8058 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8060 * configure.in: Use "have_gnat" variable, not "gnat".
8061 * configure: Regenerated.
8063 * config/sparc/sparc.c (function_value): Treat all non-record
8064 aggregate types like used to treat UNION_TYPE.
8066 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
8068 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
8069 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
8071 (MASK_MIX_SSE_I387): New.
8072 (TARGET_SSE): SSE2 imply SSE.
8073 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
8074 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
8075 (enum reg_class): Add new classes.
8076 (REG_CLASS_NAMES): Likewise.
8077 (REG_CLASS_CONTENTS): Likewise.
8078 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
8079 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
8080 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
8081 (CLASS_MAX_NREGS): Use new macros.
8082 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
8083 * i386.md (pushsf, movsf): Support SSE.
8084 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
8085 splitters to use ANY_FP_REGNO_P.
8086 (movdf_nointeger, movdf_integer): Likewise.
8088 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8090 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
8091 (try_combine): Use it.
8093 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
8095 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
8096 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
8097 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
8098 (REGISTER_MOVE_COST): Likewise.
8099 * i386-protos.h (ix86_secondary_memory_needed,
8100 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
8101 * i386.c (ix86_secondary_memory_needed,
8102 ix86_preferred_reload_class, ix86_register_move_cost): New function.
8104 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
8106 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
8107 (HARD_REGNO_MODE_OK): Move offline to ....
8108 * i386.c (ix86_hard_regno_mode_ok) ... here;
8109 refuse all incorrect modes.
8110 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
8112 2001-02-13 Richard Henderson <rth@redhat.com>
8114 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
8115 entire operator; replicate that and match_dup the operands.
8116 (cmp_ccx_arith_op_set): Likewise.
8117 (cmp_cc_arith_op_not_set): Likewise.
8118 (cmp_ccx_arith_op_not_set): Likewise.
8120 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8122 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
8124 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8126 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
8127 (TARGET_NO_BITFIELD_WORD): New macro.
8128 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
8129 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
8131 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8133 * cselib.c: New file, from simplify-rtx.c.
8134 * simplify-rtx.c: Remove cselib parts.
8135 * Makefile.in: Add cselib.o.
8137 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8139 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
8140 (setup_incoming_varargs): Remove warning.
8142 * config/rs6000/rs6000.c (validate_condition_mode): When
8143 flag_fast_math, allow floating-point conditionals to be reversed.
8144 (rs6000_generate_compare): When flag_fast_math, don't generate
8145 cror operations for FP conditionals.
8147 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
8149 (ASM_SPEC): Likewise.
8150 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
8151 (CC1_SPEC): Likewise.
8152 (LINK_TARGET_SPEC): Likewise.
8153 (CPP_ENDIAN_SPEC): Likewise.
8154 * Makefile.in (check-consistency): New target.
8156 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
8158 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
8159 "return type defaults" warning for functions with return type
8161 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
8162 function declarations by default rather than only when pedantic.
8164 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
8166 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
8169 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8171 * extend.texi (Deprecated): Deprecate new initializer lists.
8173 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8175 * mkdeps.c (deps_add_default_target): Robustify. Add
8176 basename component only.
8177 * cpp.texi (-M): Describe how default target is generated.
8178 * invoke.texi (-M): Likewise.
8180 2001-02-12 Kazu Hirata <kazu@hxi.com>
8182 * toplev.c (push_float_handler): Remove.
8183 (pop_float_handler): Remove.
8184 * toplev.h: Remove prototypes for the above functions.
8186 2001-02-12 Jakub Jelinek <jakub@redhat.com>
8188 * c-common.c (constant_fits_type_p): New function.
8189 (convert_and_check): Use it.
8191 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8193 * Makefile.in (GXX_ABI_FLAG): Don't define.
8194 * configure.in (--enable-new-gxx-abi): Remove option.
8195 * config.in: Regenerated.
8196 * configure: Likewise.
8198 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
8200 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
8202 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
8203 regular basic block, and arrange for all edges into it to switch
8206 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8208 * Makefile.in (distclean): Do not remove .gdbinit.
8210 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8212 * Makefile.in (gcc.o): Fix typos.
8213 (protize.o): Likewise.
8214 (unprotoize.o): Likewise.
8216 2001-02-11 Richard Henderson <rth@redhat.com>
8218 * tree.c (build1): Check for null operand in last change.
8220 2001-02-11 Richard Henderson <rth@redhat.com>
8222 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
8223 (fold): Don't assume a constant isn't foldable.
8224 * tree.c (build): Set TREE_CONSTANT for an expression with no
8225 side-effects and constant operands.
8228 2001-02-10 Richard Henderson <rth@redhat.com>
8230 * jump.c (squeeze_notes): Revert 2000-05-12 change.
8232 2001-02-10 Anthony Green <green@redhat.com>
8234 * cpp.texi (Standard Predefined): Add documentation for
8237 * c-common.c (combine_strings): Improve warning message.
8239 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
8241 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
8243 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
8245 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
8247 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
8250 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8252 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
8255 2001-02-09 Nick Clifton <nickc@redhat.com>
8257 * config/arm/arm.md: Change output contraint on post inc
8258 load/store multiple patterns to be a read/write contraint.
8260 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
8262 * gcc.c (cpp_options): Delete .d files on error. Don't delete
8263 .o files when using the -M options.
8265 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8266 David Edelsohn <edelsohn@gnu.org>
8268 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
8269 handle DImode constants. Use one TOC entry for SImode and smaller
8270 constants, aligned properly.
8272 2001-02-08 Jason Merrill <jason@redhat.com>
8274 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
8275 about the SP adjustment for saving the static chain pointer.
8276 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
8277 offset when setting a temporary CFA register.
8279 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
8281 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
8282 powerpc-*-chorusos* .
8283 * config/rs6000/chorus.h : New file.
8284 * config/i386/chorus.h : New file.
8285 * config/sparc/chorus.h : New file.
8286 * config/sparc/t-chorus-elf : New file.
8288 2001-02-08 David Edelsohn <edelsohn@gnu.org>
8290 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
8291 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
8292 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
8293 (__WCHAR_TYPE__): Correct macro name.
8295 2001-02-08 Richard Henderson <rth@redhat.com>
8297 * config/i386/i386.c (ix86_frame_pointer_required): New.
8298 (ix86_setup_frame_addresses): New.
8299 (struct machine_funciton): Add accesses_prev_frame.
8300 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
8301 ix86_frame_pointer_required.
8302 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
8303 (SETUP_FRAME_ADDRESSES): New.
8304 * config/i386/i386-protos.h: Update.
8305 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
8306 from FRAME_POINTER_REQUIRED.
8307 * config/i386/svr3gas.h: Likewise.
8308 * config/i386/sysv3.h: Likewise.
8309 * config/i386/v3gas.h: Likewise.
8311 2001-02-08 Richard Henderson <rth@redhat.com>
8313 * config/sparc/sparc.c (function_arg_record_value_3): Fix
8314 calculation of the number of integer registers required.
8315 (function_arg_record_value): Likewise.
8317 2001-02-08 Jason Merrill <jason@redhat.com>
8319 * diagnostic.c (internal_error): Say "confused" after 1 error, not
8320 two. Print file and line with "confused" message.
8322 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
8324 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8326 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
8328 2001-02-08 Bernd Schmidt <bernds@redhat.com>
8330 * final.c (cleanup_subreg_operands): The address of a MEM can
8333 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
8336 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
8338 * gcc.texi (Incompatibilities): Update documentation of
8339 preprocessing numbers.
8341 2001-02-07 Jakub Jelinek <jakub@redhat.com>
8343 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
8345 2001-02-07 Mark Mitchell <mark@codesourcery.com>
8347 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
8349 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
8350 * gcc.c (struct compiler): Add cpp_spec field.
8351 (input_file_compiler): New variable.
8352 (do_spec_1): Allow a particular compiler to handle `%C'
8354 (main): Store the current compiler in input_file_compiler.
8355 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
8357 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
8359 * cpphash.h (struct spec_nodes): Add n_true and n_false.
8360 * cppinit.c (cpp_create_reader): Initialize them.
8361 (append_include_chain): cxx_aware arg might be unused.
8362 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
8363 keywords and give them their phase 7 meaning. Pedwarn about
8364 this unless '__bool_true_false_are_defined' is defined.
8366 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8368 * lcm.c (optimize_mode_switching): Emit mode_set before the
8369 JUMP_INSN of an abnormal edge.
8371 2001-02-07 Bernd Schmidt <bernds@redhat.com>
8373 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
8374 a scheduling barrier at the end.
8376 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
8378 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8380 * config/sh/sh.md (reload_outsf): Removed.
8381 (movsf_ie): Introduce constraints for FPUL loads and stores.
8382 (reload_insf): Broaden the output constraint.
8384 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
8386 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
8387 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
8389 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
8391 * final.c: Revert my previous changes.
8392 * output.h: Make profile_label_no extern.
8393 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
8394 for generating label.
8396 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
8398 * config/i386/djgpp.h: Add comments about standard paths.
8399 (MD_EXEC_PREFIX): Undefine before defining.
8400 (MD_STARTFILE_PREFIX): New.
8402 2001-01-30 Bruce Korb <bkorb@gnu.org>
8404 fixinc/fixincl.c(process): Emit error message only if appropriate :)
8405 (load_file): do not rely on load_file_data() to close file pointer
8406 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
8407 fixinc/inclhack.def(irix_limits_const): add test_text
8409 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8411 * cppexp.c (parse_defined): Improve diagnostics for invalid
8414 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8416 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
8418 2001-02-06 Mark Mitchell <mark@codesourcery.com>
8420 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
8421 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
8422 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
8423 (rs6000_output_symbol_ref): New function.
8424 (output_toc): Use VTABLE_NAME_P.
8426 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8428 * print-tree.c (print_node, case PARM_DECL):
8429 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
8431 * stor-layout.c (reference_types_internal): New variable.
8432 (internal_reference_types): New function.
8433 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
8434 * tree.h (internal_reference_types): New declaration.
8436 * cse.c (find_best_addr): Fix typo in computing cost.
8438 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8440 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
8441 and this is the sum of a pointer and a constant, we know the result
8443 (num_sign_bit_copies, case PLUS): Likewise.
8444 * explow.c (convert_memory_address): Remove opposite SUBREG.
8445 * function.c (instantiate_new_reg): New function (from common code).
8446 (instantiate_virtual_regs_1): Call it.
8447 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
8448 if pointers sign- or zero-extend.
8449 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
8450 If pointers extend unsigned, use inside of SUBREG.
8451 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
8453 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
8455 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
8456 subdir of gcc_gxx_include_dir.
8457 (gcc_gxx_target_include_dir): Remove.
8459 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
8461 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
8462 (dwarf2out_frame_debug_expr): Revise introductory comments to add
8463 a high-level description.
8465 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
8467 * final.c: Move the declaration of profile_label_no to ...
8468 * output.h: ... here.
8469 * function.c (expand_function_start): Call PROFILE_HOOK.
8470 * config/rs6000/aix.h: Define PROFILE_HOOK.
8471 * config/rs6000/rs6000-protos.h: output_profile_hook new.
8472 * config/rs6000/rs6000.c (output_profile_hook): Define.
8473 (output_prolog): Do nothing for ABI_AIX as it is taken care by
8474 output_profile_hook.
8475 tm.texi : Explain new macro PROFILE_HOOK.
8477 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
8479 * extend.texi (Extended Asm): Do not say that semicolon is always
8480 a valid line-breaking character for GNU assemblers. Use
8481 newline-tab as the most commonly supported syntax. Use
8482 newline-tab rather than semicolon in multi-insn examples.
8484 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8486 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
8488 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8489 David Edelsohn <edelsohn@gnu.org>
8491 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
8492 code for AIX, even without flag_pic.
8494 2001-02-05 Jakub Jelinek <jakub@redhat.com>
8496 * c-typeck.c (common_type): push and pop binding level around
8497 calling common_type on function parameters.
8499 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
8501 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
8503 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8505 * config/mips/mips.c (override_options): Fix typo in last change.
8506 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
8507 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
8509 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
8511 * invoke.texi (-fdump-class-layout): Document.
8512 (-fdump-translation-unit): Use `=' as filename separator.
8514 2001-02-05 Mark Mitchell <mark@codesourcery.com>
8516 * Makefile.in (s-mlib): Don't build multilibs if
8518 (DRIVER_DEFINES): Adjust accordingly.
8520 (protoize.o): Likewise.
8521 (unprotoize.o): Likewise.
8522 * configure.in: Recognize --enable-multilib.
8524 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8526 * Makefile.in (DRIVER_DEFINES): Fix quoting.
8528 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
8529 * configure.in: Remove --enable-libstdcxx_v3 support.
8530 * configure: Regenerated.
8532 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8534 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
8535 Call abort instead of fatal.
8536 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
8537 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
8538 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
8539 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
8540 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
8541 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
8543 * diagnostic.h (set_internal_error_function): Renamed.
8544 * toplev.h (internal_error): Renamed from fatal.
8545 (pfatal_with_name): Deleted.
8546 (fatal_io_error): Now has printf-style arguments.
8547 * diagnostic.c (pfatal_with_name): Deleted.
8548 (fatal_io_error): Rework to have args in printf-style.
8549 (set_internal_error_function): Renamed from set_fatal_function.
8550 (internal_error): Renamed from fatal.
8551 (error_recursion, fancy_abort): Call internal_error instead of fatal.
8552 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
8553 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
8554 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
8555 * flow.c (verify_flow_info): Likewise.
8556 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
8557 * config/mips/mips.c (save_restore_insns): Likewise.
8559 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
8560 * flow.c (verify_flow_info): Likewise.
8561 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
8562 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
8563 (avr_normalize_condition): Likewise.
8564 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
8565 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
8566 (limit_reload_class, double_reg_to_memory): Likewise.
8567 (print_operand_address, emit_1600_code_shift): Likewise.
8568 (gen_tst_reg, gen_compare_reg): Likewise.
8569 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
8570 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
8572 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
8574 * c-parse.in (methoddef): Call fatal_error instead of fatal.
8575 * objc/objc-act.c (build_ivar_chain): Likewise.
8576 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
8578 * graph.c (clean_graph_dump_file): Likewise.
8579 * profile.c (init_branch_prob): Likewise.
8580 * objc/objc-act.c (objc_init): Likewise.
8582 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
8583 * config/avr/avr.c (avr_override_options): Likewise.
8584 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
8585 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
8586 * config/h8300/h8300.c (h8300_init_once): Likewise.
8587 * config/mips/mips.c (override_options): Likewise.
8588 * config/i386/i386.c (override_options): Likewise, rework.
8589 * config/m68k/m68k.c (override_options): Likewise.
8591 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
8593 * config/mips/mips.c (print_operand): Likewise.
8594 * hash.c (hash_allocate): Don't check for failure returns from
8595 obstack functions that can't fail.
8596 (hash_table_init_n, hash_table_init): Likewise; also now return void.
8597 * hash.h (hash_table_init_n, hash_table_init): Now return void.
8598 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
8599 (get_object_reference): Likewise.
8601 2001-02-04 Nick Clifton <nickc@redhat.com>
8603 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
8604 StrongARM1110, 10TDMI, and 1020T.
8606 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8608 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
8610 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
8612 * config/sh/sh.md (movdf load split): Pass register number to
8613 FP_OR_XD_REGISTER_P.
8615 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8617 * cppinit.c (BC): New macro.
8618 (builtin_array): Add __GXX_WEAK__.
8619 * cpplib.h (builtin_type): Add BT_WEAK.
8620 * cppmacro.c (builtin_macro): Handle BT_WEAK.
8621 * defaults.h (SUPPORTS_ONE_ONLY): Define.
8622 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
8624 2001-02-03 Jakub Jelinek <jakub@redhat.com>
8626 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
8628 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
8630 * cpphash.h: Rename _ALIGN POOL_ALIGN.
8631 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
8633 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
8635 * cpphash.h: Rename ALIGN _ALIGN.
8636 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
8638 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
8640 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
8641 compilation environment.
8642 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
8643 control over location of cygwin includes and libs.
8645 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
8647 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
8649 2001-02-02 lars brinkhoff <lars@nocrew.org>
8651 * md.texi (Standard Names): remove reference to spur.md.
8653 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
8655 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
8656 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
8657 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
8658 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
8659 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
8661 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8663 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
8664 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
8665 number before reload.
8666 (c4x_adjust_cost): Return zero before reload.
8667 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
8668 split before reload.
8670 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8672 * c4x.c (c4x_hard_regno_rename_ok): New.
8673 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
8674 * c4x.h (HARD_REGNO_RENAME_OK): Define.
8676 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8678 * diagnostic.h: Add missing "extern" in all declarations.
8680 2001-02-02 Alex Samuel <samuel@codesourcery.com>
8682 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
8683 as for gcc_gxx_include_dir.
8685 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
8687 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
8689 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
8691 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
8692 label before alignment to be used as the braf base address.
8693 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
8695 (casesi_jump_2): Require at least TARGET_SH2.
8697 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
8698 truncation to 32-bit doubles on -m3e and -m4-single-only.
8700 2001-02-02 Mark Mitchell <mark@codesourcery.com>
8702 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
8703 the default when building a shared object.
8704 (init_spec): Use it.
8705 * testsuite/lib/g++.exp: Include the directory where libgcc
8706 is located to the LD_LIBRARY_PATH list.
8707 * invoke.texi (-shared-libgcc): Document the cases in which
8708 GCC defaults to using the shared libgcc.
8710 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
8712 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
8713 unsigned is wide enough.
8715 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
8716 (si_to_float): Likewise.
8717 (float_to_si, float_to_usi): Use BITS_PER_SI.
8719 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
8721 * dwarf2out.c: Added explanation of abbreviations.
8722 (def_cfa_1): Added comments listing DWARF2 instructions.
8723 (cfa_temp_reg): Removed in favor of cfa_temp.
8724 (cfa_temp_value): Removed in favor of cfa_temp.
8725 (cfa_temp): New global variable.
8726 (dwarf2out_frame_debug_expr): Added extensive introductory
8727 comments explaining the function's transformations. Revised to
8728 use cfa_temp. Added some rtx checking. Generalize IOR case.
8729 (dwarf2out_frame_debug): Revised to use cfa_temp.
8730 (output_aranges): Cast as "unsigned" to avoid warning.
8731 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
8732 explain which instructions must be marked.
8734 2001-02-01 Richard Henderson <rth@redhat.com>
8736 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
8739 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
8741 * config/sh/crt1.asm (main_k): Modified so that start calls
8742 ___setup_argv_and_call_main.
8744 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
8746 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
8747 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
8748 and AVOID_LPASTE is cleared on meeting an unescaped newline.
8749 * cppmacro.c (builtin_macro): Set builtin flags here.
8750 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
8751 (replace_args): Clarify intent.
8752 (cpp_get_token): Macro expansion tokens get the saved flags.
8754 * cppmain.c (scan_buffer): Remove now-redundant print.printed
8757 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
8759 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
8762 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8764 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
8765 returns Pmode pseudo, but we need ptr_mode.
8766 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
8767 Remove bogus conversions; use HOST_WIDE_INT for size.
8768 Don't use TARGET if wrong mode.
8770 * config/i386/i386.c (ix86_compute_frame_size): Allow
8771 stack_alignment_needed to be non-default even if size is zero.
8773 2001-01-31 Alan Modra <alan@linuxcare.com.au>
8775 * pa.c (hppa_init_pic_save): New function.
8776 * pa.h (hppa_init_pic_save): Declare.
8777 * pa.md (call, call_value, sibcall, sibcall_value): Use
8778 the above instead of duplicated code.
8780 * pa.c (hppa_encode_label): Correct size of alloca buffer
8781 so we don't overrun it. Correct leading `*' case.
8782 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
8783 need to handle `*@'.
8784 (FUNCTION_NAME_P): Likewise.
8786 2001-01-31 Richard Henderson <rth@redhat.com>
8788 * config.gcc (alpha-osf5): Use float-i128.h.
8790 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
8791 * config/float-i32.h: Likewise.
8792 * config/float-i64.h: Likewise.
8793 * config/float-sh.h: Likewise.
8794 * config/float-sparc.h: Likewise.
8796 2001-01-31 DJ Delorie <dj@redhat.com>
8798 * expmed.c (extract_bit_field): allow non-integral modes if we
8799 want to extract a whole register from itself.
8801 2001-01-31 Jakub Jelinek <jakub@redhat.com>
8803 * c-typeck.c (set_init_index): If first is equal to last, assume as
8804 if it was not a range at all.
8806 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8808 * config/fp-bit.c: Include tm.h.
8809 (float_to_si): Don't assume SImode is 32-bits wide.
8810 (float_to_usi): Likewise.
8812 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
8814 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
8816 (typename): Call pending_xref_error after parsing typed_typespecs.
8817 * c-decl.c (lookup_tag): Give error immediately rather than
8818 leaving it pending if the tag of the wrong type is in the same
8820 (xref_tag): Don't pedwarn for forward declarations of enum types
8822 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
8825 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8827 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
8829 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
8831 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
8832 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
8834 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
8836 * cpphash.h (struct cpp_reader): New saved_flags.
8837 * cppmacro.c (cpp_get_token): Use saved_flags to remember
8838 to avoid a paste after a pasted token.
8840 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8842 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
8843 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
8844 Wtype_MIN instead of LONG_MIN.
8846 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
8848 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
8850 * fixinc/fixincl.x: Regenerated.
8851 * fixinc/inclhack.def (irix_limits_const): New definition to
8852 convert "const" to "__const" in limits.h.
8854 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
8856 * fixinc/genfixes (AG): Fix "autogen4" thinko.
8858 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8860 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
8861 when register dies in the insn.
8863 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
8865 * diagnostic.c (fatal): Fix word wrap.
8867 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
8869 * combine.c (try_combine): Fix SUBREG setting for
8870 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
8872 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8874 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
8877 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
8879 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
8881 * toplev.c (decode_W_option): Update warn_larger_than
8882 unconditionally for each processed switch.
8884 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
8886 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
8888 (hppa_expand_prologue): Delete code to save pic offset table register
8889 in the function prologue.
8890 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
8891 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
8892 table register at the beginning of the function after the prologue.
8894 2001-01-29 lars brinkhoff <lars@nocrew.org>
8896 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
8898 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
8899 Jeff Law <law@redhat.com>
8901 * pa.md (return): Revise comment for trivial return.
8902 (return_internal): Non-trivial return pattern for non-PIC code.
8903 (return_internal_pic): Non-trivial return pattern for PIC code.
8904 It uses the PIC register to ensure it is restored after
8906 (epilogue): Generate appropriate return for PIC and non-PIC code.
8908 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
8910 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
8912 2001-01-29 DJ Delorie <dj@redhat.com>
8914 * combine.c (if_then_else_cond): Pass the correct mode to
8915 operand_subword() for constants.
8917 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
8919 * config/i386/cygwin.h: Add w32api to include search. Search different
8920 directories in a cross-build environment.
8922 2001-11-29 Tim Josling <tej@melbpc.org.au>
8924 * tree.h (TYPE_STUB_DECL): Add documentation.
8926 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
8928 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
8929 (sdbout_field_types): Likwise. Fix use of host_integerp.
8931 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
8933 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
8936 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
8938 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
8939 to use flag_gnu_linker.
8941 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
8943 * cpplib.c (T_BAD_DIRECTIVE): Remove.
8944 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
8946 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
8948 * tree.c, tree.h (build_parse_node): Remove; was identical to
8950 * c-lang.c (start_cdtor), objc/objc-act.c
8951 (build_module_descriptor): Use build_nt instead of
8954 2001-01-29 Jakub Jelinek <jakub@redhat.com>
8956 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
8957 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
8958 not have any upper bits set.
8960 2001-01-29 Phil Edwards <pme@sources.redhat.com>
8962 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
8964 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8966 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
8968 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
8970 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
8971 (integer_minus_one_node): Define.
8973 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
8975 * Makefile.in (bootstrap2-lean): Fix typo.
8977 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
8979 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
8980 : Don't set fe_value.
8981 * cpplib.h (AVOID_LPASTE): New flag.
8982 (struct cpp_hashnode): Remove fe_value.
8983 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
8984 * cppmacro.c (builtin_macro): Don't set flags here.
8985 (replace_args): Set AVOID_LPASTE flag on first token of an
8986 argument, and the token following it.
8987 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
8988 macro expansion, and on the token following it. Do it for
8990 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
8992 2001-01-27 Richard Henderson <rth@redhat.com>
8994 * config/alpha/t-ieee: Remove multilibbing.
8995 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
8997 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8999 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
9001 * Makefile.in: Remove all dependencies on defaults.h.
9002 * builtins.c: Don't include defaults.h.
9003 * c-common.c: Likewise.
9004 * c-decl.c: Likewise.
9005 * c-pragma.c: Likewise.
9006 * c-typeck.c: Likewise.
9007 * combine.c: Likewise.
9009 * frame-ia64.c: Likewise.
9010 * cppexp.c: Likewise.
9011 * crtstuff.c: Likewise.
9012 * dbxout.c: Likewise.
9013 * dwarf2out.c: Likewise.
9014 * dwarfout.c: Likewise.
9015 * emit-rtl.c: Likewise.
9016 * except.c: Likewise.
9018 * final.c: Likewise.
9019 * frame-dwarf2.c: Likewise.
9020 * libgcc2.c: Likewise.
9021 * optabs.c: Likewise.
9022 * profile.c: Likewise.
9023 * sdbout.c: Likewise.
9024 * toplev.c: Likewise.
9025 * tradcif.y: Likewise.
9027 * varasm.c: Likewise.
9029 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9031 * builtins.c (expand_builtin_fputs): Use size_one_node when
9032 transforming into fwrite.
9034 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
9036 * extend.texi (Attribute Syntax): New section.
9038 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9040 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
9041 they didn't need fixing.
9043 2001-01-27 Janis Johnson <janis@us.ibm.com>
9045 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
9047 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
9048 to remove macro definitions that are duplicated from elfos.h.
9050 2001-01-27 Richard Henderson <rth@redhat.com>
9052 * config/i386/sco5gas.h: Move ...
9053 * config/usegas.h: ... here.
9054 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
9056 2001-01-27 Jakub Jelinek <jakub@redhat.com>
9058 * c-typeck.c (struct constructor_stack): Add range_stack member.
9059 (really_start_incremental_init): Clear it.
9060 (push_init_level): Save constructor_range_stack and clear it if
9061 pushing explicit braces.
9062 (pop_init_level): abort if constructor_range_stack is non-zero at
9063 explicit closing brace. Restore saved constructor_range_stack if
9066 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9068 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
9069 into register was forced into memory.
9071 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9073 * Makefile.in: Remove uses of + before $(MAKE).
9075 2001-01-26 Richard Henderson <rth@redhat.com>
9077 * stmt.c (cost_table): Remove.
9078 (COST_TABLE, cost_table_initialized): New.
9079 (estimate_case_costs): Use the later instead of the former.
9080 (balance_case_nodes): Likewise.
9082 2001-01-26 Richard Henderson <rth@redhat.com>
9084 * alias.c (objects_must_conflict_p): Read-only slots may not
9085 conflict despite having the same type.
9087 2001-01-27 Michael Hayes <mhayes@redhat.com>
9089 * loop.c (loop_giv_reduce_benefit): Copy mode size into
9091 (check_ext_dependant_givs): Initialise u_start_val and
9093 (load_mems): Make last_max_reg unsigned.
9094 (try_swap_copy_prop): Use INSN_P and initialise set.
9096 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
9098 * README.AVR : Removed.
9100 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
9102 * pa-64.h (text_section): Remove declaration.
9104 * pa.md (return_internal): Remove mode on PIC register use.
9106 2001-01-25 lars brinkhoff <lars@nocrew.org>
9108 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
9109 ASM_CLOSE_PAREN): fix typos.
9111 2001-01-25 Mark Mitchell <mark@codesourcery.com>
9113 * acconfig.h: Define `const' to the empty string if neither
9114 __STDC__ nor __cplusplus is defined.
9115 * config.in: Regenerated.
9117 2001-01-25 David Edelsohn <edelsohn@gnu.org>
9119 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
9120 * collect2.c (main): Delete importf. Add ".obj" file extension.
9121 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
9122 (aix_std_libs): Add additional AIX libraries to skip.
9123 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
9124 * config/rs6000/aix51.h: New file.
9126 2001-01-25 Michael Hayes <mhayes@redhat.com>
9128 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
9129 (loop_insn_emit_before): No longer static.
9130 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
9131 (loop_givs_rescan, load_mems): Likewise.
9132 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
9133 (maybe_eliminate_biv_1):
9134 (move_movables): Replace emit_call_insn_before with
9135 loop_call_insn_hoist.
9136 * loop.h (loop_insn_emit_before): Add.
9137 * unroll.c (copy_loop_body): Replace emit_insn_before with
9138 loop_insn_emit_before.
9140 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
9142 * diagnostic.c (fatal): Request preprocessed source.
9144 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
9146 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
9147 olddecl has argument types and newdecl has none, use the argument
9150 2001-01-24 Ulrich Drepper <drepper@redhat.com>
9152 * dwarf2out.c (prefix_of): New function. Determine longest common
9153 prefix of the two arguments. The units are whole path components.
9154 (output_file_names): When adding a new directory find the one entry
9155 with the longest common prefix already in the list. Artificially
9156 generate entry if there is none for this prefix.
9157 Fix test to check whether the zeroth directory entry is used.
9159 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
9161 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
9162 Changed all callers. Take it into account when deciding if a
9163 previously loaded value matches.
9165 2001-01-24 Richard Henderson <rth@redhat.com>
9167 * reload.c (find_reloads_subreg_address): Fail the substitution
9168 if the resulting address is insufficiently aligned.
9170 2001-01-24 DJ Delorie <dj@redhat.com>
9172 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
9173 check the original operand's mode also.
9174 * simplify-rtx.c (simplify_ternary_operation): Ditto.
9176 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9178 * c-parse.in (cast_expr): Move compound literals from here ...
9179 (primary): ... to here. Use standard terminology "compound
9180 literal" instead of "constructor expression".
9182 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9184 * gcc.1, cpp.1: Regenerate.
9186 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
9188 * calls.c (emit_library_call_value_1): Memory slot for
9189 pass-by-reference argument should have the mode of the argument,
9190 not of the pointer to it.
9192 2001-01-24 Tom Tromey <tromey@redhat.com>
9194 * gcc.texi (G++ and GCC): Mention gcj manual.
9195 (Standards): Link to section of manual mentioning gcj/Java
9198 2001-01-24 Jakub Jelinek <jakub@redhat.com>
9200 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
9201 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
9202 * tradcpp.c (main): Add -imacros or -include'd dependencies
9204 * cpp.texi (-M, -MM): Document -M -include behaviour.
9206 2001-01-24 Roger Collins <roger@ProProject.com>
9208 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
9210 2001-01-24 Will Cohen <wcohen@redhat.com>
9212 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
9213 whether registers are 32 bits or 64 bits in size.
9215 2001-01-24 Ben Elliston <bje@redhat.com>
9217 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
9219 2001-01-24 Richard Henderson <rth@redhat.com>
9221 * config/alpha/alpha.md (builtin_longjmp_internal): New.
9222 (builtin_longjmp): Use it instead of emit_indirect_jump.
9224 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
9226 * bb-reorder.c (make_reorder_chain_1): Handle case where
9227 jump edge goes to the same block as the fallthru edge.
9229 2001-01-23 Jim Wilson <wilson@redhat.com>
9231 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
9232 * frame.h (__ia64_personality_v1): Add prototype.
9233 * libgcc2.c (ia64_throw_helper): Change personality declaration to
9234 prototype form. Add void * cast to first argument to personality
9236 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
9237 (asctoe113): Likewise.
9238 * config/ia64/frame-ia64.c: Include eh-common.h.
9239 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
9241 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
9243 (itanium_split_issue): Add prototype.
9244 (gen_nop_type): Ifdef out.
9245 (find_best_packet): Initialize best_packet.
9246 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
9248 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
9249 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
9250 (flushrs): Add explicit stop bit at end.
9251 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
9254 2001-01-23 Chris Demetriou <cgd@broadcom.com>
9256 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
9258 * libgcc2.c (__terminate_func): Make variable static.
9259 (__terminate_set_func): New function to set __terminate_func.
9260 * libgcc2.h (__terminate_func_ptr): New typedef.
9261 (__terminate_set_func): New function.
9263 2001-01-23 Richard Henderson <rth@redhat.com>
9265 * flow.c (init_propagate_block_info): Don't consider unchanging
9266 memories for dead frame store elimination.
9268 2001-01-23 Richard Henderson <rth@redhat.com>
9270 * varasm.c (UNIQUE_SECTION): Move default implementation ...
9271 * defaults.h: ... here.
9273 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9275 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
9277 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
9279 * c-lex.c (lex_charconst): Fix typo: s/p/str.
9281 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9283 * rs6000.h (rs6000_return_addr): Move prototype from here...
9284 * rs6000-protos.h (rs6000_return_addr): ...to here.
9285 (rs6000_init_expanders): Delete prototype.
9287 2001-01-23 Nick Clifton <nickc@redhat.com>
9289 * invoke.texi: Replace , with \, inside @gccoptlist macros.
9290 (Spec Files): Document %B and %j and %. and %v3 and %M and
9291 %{S*&T} spec switches.
9293 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9295 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
9297 2001-01-23 Chris Demetriou <cgd@sibyte.com>
9298 Neil Booth <neil@daikokuya.demon.co.uk>
9300 * cpperror.c: Merge handlers of PEDWARN and WARNING.
9301 Have -Werror make pedantic warnings errors, like the
9304 2001-01-23 Phil Edwards <pme@sources.redhat.com>
9306 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
9308 2001-01-23 Jakub Jelinek <jakub@redhat.com>
9310 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
9311 * integrate.c (expand_inline_function): Initialize them.
9312 (subst_constants): If changing COMPARE so that both its arguments
9313 will be VOIDmode and the comparison mode will be lost, note
9314 compare_mode. Use the recorded compare_mode to optimize
9317 2001-01-23 Jason Merrill <jason@redhat.com>
9319 * dwarf2out.c (new_die): Use xcalloc.
9320 (output_die): Abort rather than emit a local reference to offset 0.
9322 2001-01-17 Andrew Haley <aph@redhat.com>
9324 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
9325 of a saved register; return NULL instead.
9326 (copy_reg): Take a pointer to a source register rather than a
9328 (next_stack_level): Remember the address in the stack frame of all
9330 Use the saved register pointer array as the source of the CFA.
9331 (throw_helper): Rewrite. Unwind once rather than twice and keep
9332 track of saved registers as we go.
9334 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9336 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
9337 * c4x.c (c4x_legitimize_reload_address): Remove.
9338 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
9339 reload address for ldp(k) insn.
9341 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
9343 * pa.md (return_internal): Add a USE of the PIC register to ensure
9344 it is restored after each call.
9345 (return expander): Corresponding changes.
9347 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9349 * rs6000.h (INIT_EXPANDERS): Delete.
9350 (RETURN_ADDR_RTX): Call rs6000_return_addr().
9351 * rs6000.c (rs6000_override_options): Call *_machine_status from
9353 (rs6000_init_expanders): ...instead of here. Delete.
9354 (rs6000_mark_machine_status): New function.
9355 (rs6000_init_machine_status): Use xcalloc.
9356 (rs6000_return_addr): Generate RTX for the return address.
9357 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
9358 (rs6000_stack_info): Use it.
9360 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
9362 * gthr-win32.h: Include errno.h to get a declaration for
9363 EINVAL and _mingw.h if the target is mingw32.
9365 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
9367 * cpp.texi: Correct typos.
9369 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9371 * explow.c (probe_stack_range): Ensure value passed to
9372 stack_check_libfunc is ptr_mode, not Pmode.
9374 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
9376 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
9377 case, don't use operand_subword to calculate a SUBREG that is
9380 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
9382 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9384 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
9385 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
9386 valid. If not replace it by equivalent insns.
9388 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9390 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
9391 contains SYMBOL_REF, LABEL_REF and CONST_INT.
9392 (c4x_U_constraint, symbolic_address_operand): Likewise.
9393 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
9395 (c4x_r11_set_p, c4x_check_laj_p): New functions.
9396 * c4x-protos.h (c4x_check_laj_p): Add prototype.
9397 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
9398 anulling slot because of silicon bug.
9399 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
9401 2001-01-22 Alan Modra <alan@linuxcare.com.au>
9403 * cppexp.c (parse_charconst): Change `mask' type to agree
9406 2001-01-21 Richard Henderson <rth@redhat.com>
9408 * config/i386/i386.c (ix86_asm_file_end): Disable putting
9409 pic_label_name in a linkonce section.
9411 2001-01-17 Philipp Thomas <pthomas@suse.de>
9413 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
9415 * configure: Regenerate.
9417 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
9419 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
9420 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
9422 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
9424 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
9425 If REVERSE nonzero then condition code in X must be reversed.
9426 (encode_section_info): Optimise if/else.
9427 (avr_function_value): Fix formatting.
9429 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
9430 (difficult_branch): Likewise.
9431 (rvbranch): Likewise.
9432 (difficult_rvbranch): Likewise.
9434 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
9436 * config/avr/libgcc.S: Fix comment.
9438 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9440 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
9442 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9444 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
9446 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9448 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
9449 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
9450 * configure, config.in: Regenerate.
9451 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
9452 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
9453 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
9454 (doprint.o): New rule.
9456 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
9458 * c-typeck.c (digest_init): Handle boolean types as scalars.
9460 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9462 * stmt.c (expand_return): Don't return anything if size is zero.
9463 Delete redundant assignment to BYTES.
9464 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
9466 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
9468 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
9469 the same as the default library function names.
9470 * config/avr/avr.md: Document special characters after '%'.
9471 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
9472 knowing which of the call-used registers are really clobbered.
9473 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
9474 New. Both quotient and remainder from one libgcc.S call.
9475 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
9476 clobber as few registers as possible.
9477 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
9479 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
9481 * cppmacro.c (funlike_invocation_p): Don't move back up to the
9482 context of the top of the stack.
9484 2001-01-20 Jakub Jelinek <jakub@redhat.com>
9486 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
9487 (fixup_var_refs_insns): ...here.
9489 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
9491 * function.c (fixup_var_refs_insns): Break up into
9492 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
9493 [loop over entire insn list], and fixup_var_refs_insns_with_hash
9494 [loop over hash table entries].
9495 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
9496 fixup_var_refs_insns_with_hash, to match above changes.
9498 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
9500 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
9501 (libgcc.a): Likewise.
9502 (stmp-multilib): Likewise.
9503 (STAGE2_FLAGS_TO_PASS): Likewise.
9505 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
9507 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
9508 temporary if no_new_pseudos.
9510 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
9512 * cppinternals.texi: Update.
9514 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
9516 * arm.c (arm_init_builtins): Re-enable builtins.
9518 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9520 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
9521 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
9522 element to be null, and always expect an EXPR_LIST.
9523 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
9524 * sched-deps.c (sched_analyze_1): Likewise.
9525 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9527 * regclass.c (max_set_parallel): New variable.
9528 (reg_scan): Take it into account in computation of max_parallel.
9529 (reg_scan_mark_refs, case SET): Compute it.
9531 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
9533 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
9534 * function.c (assign_parms): Use INTVAL for a CONST_INT.
9536 2001-01-19 Jason Merrill <jason@redhat.com>
9538 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
9539 for the abstract instance of an inline function.
9541 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
9542 J"orn Rennecke <amylaar@redhat.com>
9544 * reload1.c (move2add_note_store): Treat all registers directly or
9545 indirectly derived from a base register as members of the same set
9547 (reload_cse_move2add): Adjust accordingly. Take mode and offset
9548 of base register into account.
9550 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
9552 * alias.c (find_base_value): Recognize TRUNCATE.
9553 (record_set): In PLUS case, invalidate if other summand is also a
9556 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9558 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
9559 entry to be EXPR_LIST.
9560 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
9561 be an EXPR_LIST (but not null, which other code doesn't allow).
9562 (note_stores): Properly handle PARALLEL in SET.
9563 Recursively call for top-level PARALLEL.
9564 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
9565 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9567 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
9569 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
9571 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
9572 not pfile->skipping (== 0).
9574 2001-01-17 Nick Clifton <nickc@redhat.com>
9576 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
9579 2001-01-17 Jim Wilson <wilson@redhat.com>
9581 * invoke.texi (IA-64 options): Improve.
9583 2001-01-17 Tom Tromey <tromey@redhat.com>
9585 * invoke.texi (Optimize Options): Use `{}' to around @samp
9588 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
9590 * invoke.texi (-fno-guess-branch-probability): New option.
9592 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9594 * combine.c (try_combine): Don't set i3_subst_into_i2 for
9595 case of making new double-word constant.
9596 Revert last change: instead just test i3_subst_into_i2.
9598 2001-01-17 Jakub Jelinek <jakub@redhat.com>
9600 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
9601 Use q constraints instead of r.
9603 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
9605 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
9606 (machine_function): Define.
9607 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
9608 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
9609 pa_free_machine_status): New functions.
9610 (override_options): Set {init,mark,free}_machine_status to above.
9611 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9612 PIC_OFFSET_TABLE_REGNUM_SAVED.
9613 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9614 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
9615 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
9616 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
9617 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
9619 2001-01-15 DJ Delorie <dj@redhat.com>
9621 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
9625 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9627 * flow.c (propagate_on_insn): Make trying to delete a prologue
9628 or epilogue insn an ICE, not a warning. Allow doing this if
9629 the current function returns with stack pointer depressed.
9631 * combine.c (try_combine): If i3_subst_into_i2, properly check for
9632 I3 having more than one SET.
9634 2001-01-16 Jim Wilson <wilson@redhat.com>
9636 * invoke.texi: Document IA-64 options.
9638 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
9639 (fixup_errata): Delete TARGET_A_STEP use.
9640 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
9641 (TARGET_SWITCHES): Delete -ma-step option.
9642 * config/ia64/ia64.md (all FP patterns): Delete %B0.
9643 (movqicc_astep, movqi_internal_astep, movhicc_astep,
9644 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
9645 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
9646 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
9647 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
9649 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
9650 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
9651 cmovsi_internal): Delete ! TARGET_A_STEP check.
9653 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9655 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
9656 possibility to report bugs via postal mail. Change a URL and
9657 merge in a nearly duplicate statement...
9658 (Bug Reporting): ...from here.
9659 (Service): Refer to the Bug Reporting section instead of
9661 (Contributing): Remove trivial explanations concerning snapshots.
9663 2001-01-16 Alan Modra <alan@linuxcare.com.au>
9665 * cppmain.c (general_init): Don't use ANSI prototype.
9667 2001-01-16 Tom Tromey <tromey@redhat.com>
9669 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
9671 2001-01-16 Richard Henderson <rth@redhat.com>
9673 * config/i386/i386.h: Fix comment typo.
9674 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
9675 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
9677 2001-01-16 Phil Edwards <pme@sources.redhat.com>
9679 * gcc.c: Revert previous -fsyntax-only-related change; move
9682 2001-01-16 Jakub Jelinek <jakub@redhat.com>
9684 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
9685 inmode after checking GET_CODE (op).
9687 2001-01-16 Richard Henderson <rth@redhat.com>
9689 * flow.c (struct propagate_block_info): Add mem_set_list_len.
9690 (MAX_MEM_SET_LIST_LEN): New.
9691 (propagate_one_insn): Update mem_set_list_len.
9692 (invalidate_mems_from_autoinc): Likewise.
9693 (invalidate_mems_from_set): Likewise.
9694 (mark_used_regs): Likewise.
9695 (init_propagate_block_info): Likewise. Stop collecting memories
9696 when we reach MAX_MEM_SET_LIST_LEN.
9697 (mark_set_1): Likewise.
9699 2001-01-16 Richard Henderson <rth@redhat.com>
9701 * unroll.c (precondition_loop_p): Fail if no iteration
9704 2001-01-16 Phil Edwards <pme@sources.redhat.com>
9706 * gcc.c: When -fsyntax-only is given, do not complain about
9709 2001-01-15 Richard Henderson <rth@redhat.com>
9711 * config/i386/i386.c (asm_output_function_prefix): Remove.
9712 (ix86_asm_file_end): New.
9713 (load_pic_register): Generate pic_label_name into a
9714 staticly allocated buffer.
9715 * config/i386/i386-protos.h: Update.
9716 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
9717 (ASM_FILE_END): New.
9718 * config/i386/i386afe.h: New file.
9719 * config.gcc (i?86-*-elf) [tm_file]: Use it.
9720 (i?86-*-{freebsd,linux*,moss*}): Likewise.
9721 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
9722 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
9723 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
9724 * config/i386/sco5.h (ASM_FILE_END): Likewise.
9725 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
9727 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
9729 * Makefile.in (install-man): Remove explicit dependency on
9732 * configure.in, configure: Revert previous patch requiring perl
9735 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
9737 * toplev.c (flag_guess_branch_prob): New.
9738 (f_options): Add guess-branch-probability option.
9739 (rest_of_decl_compilation): Only estimate branch probability if
9741 (main): set flag_guess_branch_prob.
9743 * flags.h (flag_guess_branch_prob): New.
9745 2001-01-15 DJ Delorie <dj@redhat.com>
9747 * gcc.texi (Makefile): Add documentation for Makefile targets.
9749 2001-01-15 Philip Blundell <philb@gnu.org>
9751 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
9753 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
9754 (is_pic): Delete declaration.
9755 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
9756 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
9757 * config/arm/arm.md (builtin_setjmp_receiver): New.
9759 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9761 * arm.c (use_return_insn): Don't try to determine the function type
9762 until after reload has completed.
9763 (arm_output_epilogue): Don't adjust the sp value recovered from the
9765 (emit_multi_reg_push): Don't record dwarf information for the pc.
9766 * arm.md (eh_epilogue): The function type may have changed, so it
9767 needs to be recalculated.
9768 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
9769 unwind tables on arm/netbsd.
9771 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9773 * arm.md (cbranchsi4): Correct calculation of branch ranges.
9774 (negated_cbranchsi4): Likewise.
9776 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9778 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
9779 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
9780 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
9781 pass -mapcs-* options to assembler.
9782 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
9783 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
9784 (ASM_SPEC): Call subtarget_extra_asm_spec.
9786 2001-01-15 Andreas Jaeger <aj@suse.de>
9788 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
9790 (ix86_expand_builtin): Likewise.
9792 * gencodes.c (output_predicate_decls): Make i size_t to avoid
9793 warning about comparison between signed and unsigned.
9795 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
9797 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
9799 2001-01-14 Ralf Baechle <ralf@gnu.org>
9801 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
9802 SUBTARGET_CPP_SPEC apropriatly.
9804 2001-01-12 Mark Mitchell <mark@codesourcery.com>
9806 * varasm.c (make_decl_rtl): Fix typo in last change.
9808 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
9810 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
9811 linker supports the init_priority C++ attribute.
9812 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
9813 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
9814 linker does not support init_priority C++ attribute.
9816 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
9818 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
9820 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
9822 * c-parse.in (finish_parse): Add comment about cpp_destroy.
9823 * cp/lex.c (finish_parse): Similarly.
9824 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
9825 Return the number of errors encountered.
9826 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
9827 * cppmain.c (main): Don't call cpp_destroy.
9829 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
9831 * configure.in: Require at least perl 5.6.0 to regenerate
9833 * configure: Regenerate.
9835 2001-01-14 Richard Henderson <rth@redhat.com>
9837 * genrecog.c (DT_veclen_ge): New.
9838 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
9839 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
9840 (nodes_identical_1): Handle DT_veclen_ge.
9841 (write_cond, debug_decision_2): Likewise.
9843 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
9845 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
9847 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
9849 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
9851 * cppmain.c (do_preprocessing): New function; most of the old
9853 (main): Call it to do most of the work.
9854 (cb): Move from global scope to set_callbacks ().
9855 (setup_callbacks): Get the callback pointer.
9856 (general_init, printer_init): Clean up code and comments.
9858 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
9860 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
9863 2001-01-14 Kazu Hirata <kazu@hxi.com>
9865 * config/h8300/h8300.c (get_shift_alg): Update comments.
9867 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9869 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
9870 (alloc_page, ggc_alloc): Add casts to remove warnings.
9872 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
9874 * combine.c (simplify_comparison): Don't change `code' when
9875 can't reverse comparison.
9877 2001-01-14 Richard Henderson <rth@redhat.com>
9879 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
9880 update all call sites. Return true for all non-label constants.
9882 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
9884 * i386.c (ix86_expand_compare): Add bypass_test and second_test
9886 (ix86_expand_branch): Update.
9887 (ix86_expand_setcc): Update to handle multiple test conditions.
9888 (expand_int_movcc): Likewise.
9889 (expand_fp_movcc): Likewise.
9890 * i386-protos.h (ix86_expand_compare): New.
9891 * i386.md (andqi_?_slp, orqi_?_slp): New.
9892 (conditional trap expander): Update call to ix86_expand_compare.
9894 2001-01-14 Richard Henderson <rth@redhat.com>
9896 * config/vax/vax.md: Use nonimmediate_operand instead of
9897 general_operand in destinations.
9899 * config/vax/vax.md (indirect_jump): Use register_operand.
9901 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
9902 * config/vax/vax.md (call_pop): Turn into an expander.
9903 (call_value_pop): Likewise.
9904 (call, call_value): New.
9906 2001-01-14 Andreas Jaeger <aj@suse.de>
9908 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
9910 (ix86_fp_compare_mode): Add unused attribute.
9911 (ix86_expand_fp_movcc): Remove unused variable.
9912 (ix86_expand_builtin): Make fcode unsigned.
9914 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
9915 (expand_expr): Add cast to avoid signed warning.
9916 (store_field): Likewise.
9917 (store_constructor_field): Likewise.
9918 (store_constructor): Likewise.
9919 (store_expr): Likewise.
9920 (clear_storage): Likewise.
9921 (emit_group_store): Likewise.
9922 (emit_group_load): Likewise.
9924 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9926 * c-common.c: Move format checking code to ...
9927 * c-format.c: ... here. New file. Reorder some functions and
9929 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
9931 * c-common.h (decl_handle_format_attribute,
9932 decl_handle_format_arg_attribute): Declare.
9933 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
9934 (c-common.o): Adjust dependencies.
9935 (c-format.o): New list of dependencies.
9937 2001-01-13 Jakub Jelinek <jakub@redhat.com>
9939 * unroll.c (loop_iterations): If we cannot prove iteration variable
9940 is set once in each iteration, punt.
9942 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
9944 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
9945 (*strlenhi): Remove clobber (which was buggy) of output address.
9947 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9949 * Makefile.in (generated-manpages): Add gcc.1
9950 ($(srcdir)/gcc.1): New target.
9951 (maintainer-clean): Delete $(srcdir)/gcc.1.
9952 * gcc.texi: Add macros @gccoptlist and @gol.
9953 * invoke.texi: Include option summary in manpage. Mark up option
9954 summary with @gccoptlist and @gol. Use @r in one place where
9956 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
9957 * gcc.1: Generate from invoke.texi.
9959 2001-01-13 Richard Henderson <rth@redhat.com>
9961 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
9962 (struct page_entry): Add group member.
9963 (struct page_group): New.
9964 (struct globals): Add page_groups member.
9965 (alloc_anon): Only define for using mmap; remove valloc call.
9966 (page_group_index): New.
9967 (set_page_group_in_use): New.
9968 (clear_page_group_in_use): New.
9969 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
9970 (free_page, release_pages): Likewise.
9971 * configure.in (with-gc): Default to ggc-page always.
9973 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
9975 * reload1.c (replace_pseudos_in_call_usage): Use
9976 reg_equiv_constant and reg_equiv_address, and don't try
9977 regno_reg_rtx first.
9979 2001-01-13 Richard Henderson <rth@redhat.com>
9981 * ggc-page.c (alloc_page): Round up allocation size to one page.
9982 Set e->order on extra pages.
9984 2001-01-13 Richard Henderson <rth@redhat.com>
9986 * genrecog.c (nodes_identical): Expand commentary.
9987 (write_switch): Watch out for identical nodes.
9989 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9991 * cppfiles.c (_cpp_fake_include): New function.
9992 * cpphash.h (_cpp_fake_include): New.
9993 * cpplib.c (do_line): Call _cpp_fake_include when entering
9994 header files in preprocessed input.
9995 * cppmain.c (cb_pragma_implementation): Remove handling.
9996 (setup_callbacks): Don't register pragmas.
9998 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10000 * extend.texi: Udate for CPP.
10002 2001-01-13 Andreas Jaeger <aj@suse.de>
10004 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
10006 * regmove.c: Add prototype for replace_in_call_usage.
10008 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10010 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
10011 struct cpp_chunk, struct htab, struct toklist,
10012 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
10013 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
10014 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
10015 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
10016 (struct macro_args): Delete.
10017 * cpphash.h: See above.
10019 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10021 * cppmain.c (struct printer): Remove no_line_dirs.
10022 (options, cb): New.
10023 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
10024 : Use options rather than CPP_OPTION.
10025 (setup_callbacks): Use cb rather than pfile->cb.
10026 (main): No need to check for a buffer. Use cpp_errors.
10027 (printer_init): Don't set no_line_dirs.
10028 (maybe_print_line): Use options not no_line_dirs.
10029 (cb_file_change): Don't call print_line if -P.
10031 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10033 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
10035 * c-parse.in (finish_parse): Use cpp_errors.
10036 (__yylex): Use return value of cpp_pop_buffer.
10037 * cp/lex.c (finish_parse): Use cpp_errors.
10038 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
10040 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
10042 * README.AVR: URLs corrected.
10044 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10046 * c-decl.c (start_function): Don't warn if old prototype is builtin
10047 that's not in C's namespace.
10048 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
10049 (_bb): Add prototype for ctime.
10050 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
10052 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
10054 * i386.c (ix86_fp_comparison_arithmetics_cost,
10055 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
10056 ix86_fp_comparison_cost): New functions.
10057 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
10058 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
10059 two-branch sequences; make static.
10060 (ix86_use_fcomi_compare): Do decision according to the costs.
10061 (split_fp_branch): New.
10062 * i386.md (compare-and-branch patterns): Use split_fp_branch.
10063 * i386-protos.h (ix86_expand_fp_compare): Remove
10064 (ix86_split_fp_branch): Declare.
10066 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
10067 and ix86_comparison_operator.
10069 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
10070 to make it cheaper.
10072 * i386.c (put_condition_code): Output properly the unordered/ordered
10073 compares in fp case.
10074 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
10076 * tm.texi (REVERSE_CONDITION): Document.
10077 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
10078 in -ffast-math mode.
10079 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
10081 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10083 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
10085 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
10088 * config/sh/sh.c (mova_p): Fix test for mova_const.
10090 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10092 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
10093 cpp_get_options rather than dereferencing pfile and using
10095 * scan-decls.c (scan_decls): Use return value of
10096 cpp_pop_buffer rather than CPP_BUFFER.
10098 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10100 * cppinit.c (cpp_handle_option): help_only is now part of the
10101 cpp_options structure.
10102 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
10103 cpp_set_callbacks): New functions.
10104 * cpplib.h (cpp_callbacks): Break out as a named structure.
10105 (cpp_options): Move help_only here from cpp_reader.
10106 (CPP_FATAL_ERRORS): Update to use cpp_errors.
10107 (cpp_errors, cpp_get_options, cpp_get_callbacks,
10108 cpp_set_callbacks): New prototypes.
10109 * cppmain.c (main): Update for help_only.
10111 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10113 * Makefile.in (info, maintainer-clean, install-info, uninstall):
10114 Also build and remove and install and uninstall c-tree.info and
10116 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
10117 ($(srcdir)/cppinternals.info): New target.
10118 * c-tree.texi: Change file name used when makeinfo used without -o
10119 from ir.info to c-tree.info. Add info directory entry.
10120 * cppinternals.texi: Add info directory entry.
10121 * .cvsignore: Update.
10123 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10125 * c-typeck.c (store_init_value): Don't require constant initializer
10126 elements with -pedantic -std=c99.
10127 (digest_init): Change error about non-constant initializer elements
10129 (constructor_range_end): Remove.
10130 (constructor_incremental, designator_depth,
10131 designator_errorneous): New variables.
10132 (struct constructor_stack): Remove range_end, add incremental.
10133 (struct constructor_range_stack, constructor_range_stack): New.
10134 (struct initializer_stack): Add constructor_range_stack.
10135 (finish_init): Set it.
10136 (start_init): Likewise. require_constant_elements for non-static
10137 trees only if not flag_isoc99.
10138 (really_start_incremental_init): Remove constructor_range_end, add
10139 constructor_incremental.
10140 (pop_init_level): Likewise.
10141 (push_init_level): Likewise. If implicit and the subobject had some
10142 value set already, preinitialize the level with it.
10143 Warn about missing braces only if not pushing due to designators.
10144 (set_designator, push_range_stack): New functions.
10145 (set_init_label): Use them.
10146 (set_init_index): Likewise. Remove constructor_range_end.
10147 Error if designator index is outside of array bounds.
10148 (add_pending_init): Compare values of purpose index trees, not the
10149 trees themselves. Allow overwriting of already initialized element.
10150 Issue a warning if it had side-effects.
10151 (set_nonincremental_init, set_nonincremental_init_from_string): New
10153 (pending_init_member): Rename to...
10154 (find_init_member): ...this function. Call set_nonincremental_init
10155 if necessary. Compare values of purpose index trees, not the trees
10156 themselves. Return the actual value, not just non-zero if something
10158 (output_init_element): Remove checks for duplicates.
10159 If field has zero size, only check the initializer for correctness.
10160 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
10161 if constructor_incremental is zero. Change error about initializers
10162 not computable at load time into pedwarn.
10163 (output_pending_init_elements): Compare bit positions, not
10164 FIELD_DECLs to take into account zero-sized fields.
10165 (process_init_element): Use constructor_range_stack to fill all
10166 ranges in the designator lists from current level up.
10167 * extend.texi: Update documentation for labeled elements.
10169 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
10171 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
10172 to function usage for arguments passed by reference. Optimize
10173 callee-copied arguments.
10174 * regmove.c (replace_in_call_usage): New function.
10175 (fixup_match_1): Call it.
10176 * cse.c (cse_insn): Canonicalize registers in function usage.
10177 * reload1.c (replace_pseudos_in_call_usage): New function.
10180 * Makefile.in: Reverted yesterday's wrong patch. Installed the
10183 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10185 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
10188 2001-01-12 DJ Delorie <dj@redhat.com>
10190 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
10191 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
10194 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10196 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
10197 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
10198 -std options alongside references to -ansi. Update some
10199 documentation for C99.
10200 * cpp.1: Regenerate.
10202 2001-01-12 Andreas Jaeger <aj@suse.de>
10204 * haifa-sched.c (restore_line_notes): Remove argument block B
10206 * sched-ebb.c (schedule_ebb): Change caller.
10207 * sched-rgn.c (schedule_region): Likewise.
10208 * sched-int.h (restore_line_notes): Adjust prototype.
10210 * loop.h: Remove wrong declaration of doloop_condition_get.
10212 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10214 * extend.texi: Move C++-extension-related node from the C section
10215 into the C++ section.
10217 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10219 * extend.texi: Refer to an array of pointers to functions instead
10220 of one of functions.
10222 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
10223 Jan Hubicka <jh@suse.cz>
10225 * combine.c (reversed_comparison): Fix typo in last patch.
10227 (combine_reversed_comparison_code): Make static to follow
10228 prototype declaration.
10230 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10232 * install.texi: Remove misplaced duplicate entry.
10234 2001-01-11 Ulrich Drepper <drepper@redhat.com>
10236 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
10238 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
10240 * final.c: (leaf_function_p): Fix typo.
10242 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
10244 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
10245 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
10247 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
10248 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
10249 mmap_anon, and valloc is available.
10250 * ggc-page.c: Restructure ifdef logic to match new autoconf
10251 spec. Don't throw away the test page in init_ggc.
10253 * configure, config.in: Regenerate.
10255 2001-01-12 Michael Hayes <mhayes@redhat.com>
10257 * loop.h (total_biv_increment): Constify iv_class pointer.
10258 (struct induction): Replace `mem_mode' with `mem' rtx.
10259 * unroll.c (total_biv_increment): Constify iv_class pointer.
10260 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
10261 (find_mem_givs, combine_givs_p): Likewise.
10262 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
10264 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
10266 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
10268 (__gthread_getspecific): Ditto.
10270 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
10272 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
10273 put_condition_code): Convert fp comparison codes to integer
10275 (ix86_expand_fp_compare): Postnote the fp comparison code converison
10278 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
10279 * i386-protos.h (no_comparison_operator): Kill.
10281 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
10283 * combine.c (REVERSIBLE_CC_MODE): Remove.
10284 (reversible_comparison_p): Remove.
10285 (combine_reversed_comparison_code): New.
10286 (reversed_comparison): New.
10287 (combine_simplify_rtx): Use
10288 combine_reversed_comparison_code/reversed_comparison instead
10289 of reversible_comparison_p.
10290 (simplify_if_then_else): Likewise.
10291 (simplify_set): Likewise.
10292 (simplify_logical): Likewise.
10293 (if_then_else_cond): Likewise.
10294 (known_cond): Likewise.
10295 (simplify_comparison): Likewise.
10297 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
10299 * builtins.c (std_expand_builtin_va_start): Handle varargs when
10300 sizeof (int) is larger than sizeof(__word__).
10302 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10304 * cppinit.c (do_includes): Fix typo.
10306 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10308 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
10309 in S_REGS does not occur because not all sources are possible
10310 when a S_REGS is a destination (sometimes needs a clobber).
10311 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
10312 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
10313 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
10314 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
10315 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
10316 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
10317 (lshrdi_const1, lshrsi3_const16): Likewise.
10318 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
10319 (*movhi_68hc12, *movqi_68hc12): Likewise.
10320 (movstrictqi): Make sure reloading in D_REGS as a destination
10323 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10325 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10327 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10329 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
10330 -D, -U and -A, and don't initialize the builtins.
10331 (do_includes): Error if -include or -imacros with -fpreprocessed.
10332 * cppmain.c (cb_define, cb_undef): Unconditionally process
10334 * tradcpp.c (main): Fix typo.
10336 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
10338 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
10339 (read_name_map): Use IS_ABSOLUTE_PATH.
10340 * tradcpp.c (get_filename): Likewise.
10342 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10344 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
10345 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
10346 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
10347 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
10348 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
10349 (cmphi_z_used): Don't use '@' for the output.
10350 (tstqi_z_used): Likewise.
10351 (cmpqi_z_used): Likewise.
10352 (one_cmplsi2): Likewise.
10354 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10356 * config/sh/sh.c (barrier_align): Recognize branch around far
10357 branch and redundant insn.
10359 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10361 * invoke.texi: Restore documentation of the drivers' switches -MD
10364 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10366 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
10368 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
10369 check-objc//%): Support parallel testing of multilibs.
10370 (TESTSUITEDIR): Set to testsuite by default, but override for
10372 (check-gcc, check-g++, check-g77, check-objc): Enter
10375 2001-01-11 Bernd Schmidt <bernds@redhat.com>
10377 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
10378 * sched-deps.c (deps_may_trap_p): Likewise.
10379 * basic-block.h: Remove a comment.
10380 * flow.c (PROP_POSTRELOAD): Remove.
10381 (update_life_info): Don't add it to prop_flags.
10382 (mark_set_1): Lose the code that was enabled by it.
10384 2001-01-11 Michael Hayes <mhayes@redhat.com>
10386 * flow.c (flow_call_edges_add): New.
10387 * basic_block.h (flow_call_edges_add): New.
10389 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
10391 * reload1.c (move2add_note_store): Update reg_set_luid even if
10392 base reg remains the same.
10394 2001-01-10 Nick Clifton <nickc@redhat.com>
10396 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
10397 machine_function structure to zero.
10398 Add prototypes for machine_status functions.
10400 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10402 * c-common.h (CTI_VOID_LIST): Remove.
10403 (void_list_node): Likewise.
10404 * tree.h (TI_VOID_LIST_NODE): New enumeral.
10405 (void_list_node): New macro.
10406 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
10407 * config/i386/i386.c (ix86_init_builtins): Likewise.
10408 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
10410 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10412 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
10413 * cppinit.c (cpp_start_read): Update comment, remove unneeded
10415 * tradcpp.c: Include mkdeps.h.
10416 (deps, print_deps_phony_targets, deps_append, output_deps,
10417 init_dependency_output, output_deps): New.
10418 (deps_buffer, deps_allocated_size, deps_size, deps_column,
10419 deps_output): Delete.
10420 (print_deps_missing_files): Rename deps_missing_files.
10421 (inhibit_output): Make global.
10422 (main): Delete inhibit_output, deps_stream, deps_target.
10423 Use mkdeps functionality in the same way as cpplib. Remove
10424 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
10425 -M and -MM. Remove old handling of deps via deps_out, and
10426 old reading of environment variables.
10427 (get_filename): Update to use deps_add_dep.
10429 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10431 * output.h (make_function_rtl): Remove prototype.
10432 (make_decl_rtl): Likewise.
10433 * varasm.c (make_function_rtl): Remove.
10434 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
10435 than from a third parameter.
10436 * tree.h (make_decl_rtl): Remove last parameter.
10437 * c-decl.c (builtin_function): Remove last argument in call to
10438 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
10439 (start_function): Likewise.
10440 * except.c (call_get_eh_context): Likewise.
10441 * expr.c (emit_block_move): Likewise.
10442 (clear_storage): Likewise.
10443 * profile.c (output_func_start_profiler): Likewise.
10444 * toplev.c (rest_of_decl_compilation): Likewise.
10445 * objc/objc-act.c (create_builtin_decl): Likewise.
10446 (synth_module_prologue): Likewise.
10447 (generate_static_reference): Likewise.
10448 (build_selector_reference_decl): Likewise.
10449 (build_class_reference_decl): Likewise.
10450 (build_objc_string_decl): Likewise.
10451 (build_protocol_reference): Likewise.
10453 2001-01-10 Richard Henderson <rth@redhat.com>
10455 * hwint.h: Revert yesterday's change.
10457 2001-01-10 Nick Clifton <nickc@redhat.com>
10459 * function.h (save_machine_status): Delete.
10460 (restore_machine_status): Delete.
10461 Amend comment describing {init|mark|free}_machine_status.
10463 * function.c (save_machine_status): Delete.
10464 (restore_machine_status): Delete.
10465 Amend comment describing {init|mark|free}_machine_status.
10466 (push_function_context_to): Remove invocation of
10467 save_machine_status.
10468 (pop_function_context_from): Remove invocation of
10469 restore_machine_status.
10471 * emit-rtl.c (init_emit_once): Amend comment describing
10472 {init|mark|free}_machine_status.
10474 * tm.texi (Per-Function Data): New node. Describe the
10475 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
10478 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10480 * cppinit.c (OPT_g): Remove.
10481 (cpp_handle_option): Update for removed -g3.
10482 (print_help): Update.
10483 * cpplib.h (struct cpp_options): Remove debug_output.
10484 * cppmain.c (setup_callbacks, cb_define): Update.
10485 * gcc.c (cpp_options): Translate -g3 to -dD.
10487 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
10489 * config/i960/i960.md: Change modifier to + on the zero_extract
10490 pattern after the (rotate -2 reg) canonicalization pattern.
10492 2001-01-10 Richard Henderson <rth@redhat.com>
10494 * config/alpha/alpha.c (alpha_free_machine_status): New.
10495 (override_options): Install it.
10496 (alpha_mark_machine_status): Verify machine non-null.
10497 * config/i386/i386.c (ix86_free_machine_status): New.
10498 (override_options): Install it.
10499 (ix86_init_machine_status): Use xcalloc.
10500 (ix86_mark_machine_status): Verify machine non-null.
10501 * config/ia64/ia64.c (ia64_free_machine_status): New.
10502 (ia64_override_options): Install it.
10503 (ia64_mark_machine_status): Verify machine non-null.
10505 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
10507 * function.c (instantiate_virtual_regs): Instantiate virtual
10508 registers found in CALL_INSN_FUNCTION_USAGE.
10510 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10512 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
10513 equivalent to -ansi in disabling -Di386.
10515 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
10517 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
10519 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
10521 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
10523 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
10525 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10527 * invoke.texi: Document that -fcond-mismatch isn't supported for
10530 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10532 * gcc.texi: Define macro gcctabopt.
10533 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
10534 @command, @env and @option in some places where appropriate. Use
10535 @gcctabopt where appropriate. Put URLs and email addresses inside
10538 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
10540 * gcc.c (cpp_options): Set MD file name from output
10541 filename, if specified.
10542 (suffix_subst): New static variable.
10543 (do_spec): Clear it.
10544 (do_spec_1, case '.'): Handle new `%.suffix' spec.
10546 (give_switch): Handle suffix_subst.
10548 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10550 * invoke.texi: Fix another typo.
10552 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10554 * invoke.texi: Fix typo.
10556 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10558 * c-lang.c (lang_hooks): Update.
10559 (lang_decode_option): Remove.
10560 (lang_init_options): Rename c_init_options.
10561 * toplev.c (main): Use lang_hooks for lang_init_options
10562 and lang_decode_option.
10563 * toplev.h (lang_hooks): Add 2 new hooks.
10564 * tree.h: Remove lang_init_options and lang_decode_option.
10565 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
10566 * cp/decl2.c: Similarly.
10567 * cp/lex.c (lang_init_options): Rename cxx_init_options.
10568 (lang_hooks): Update.
10569 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
10571 (lang_init_options): Rename ffe_init_options.
10572 (lang_hooks): Update.
10573 (lang_decode_option): Remove.
10574 * java/lang.c (lang_init_options): Rename java_init_options.
10575 (lang_decode_option): Rename java_decode_option.
10576 (lang_hooks): Update.
10577 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
10578 (lang_decode_option): Rename objc_decode_option.
10579 (lang_hooks): Update.
10581 2001-01-09 Nick Clifton <nickc@redhat.com>
10583 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
10584 (d30v_return_addr_rtx): Delete.
10585 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
10586 cfun->machine structure.
10587 (struct machine_function): Move to d30v.h
10588 (d30v_save_machine_status): Delete.
10589 (d30v_restore_machine_status): Delete.
10590 (d30v_init_machine_status): New Function.
10591 (d30v_mark_machine_status): New Function.
10592 (d30v_free_machine_status): New Function.
10593 (d30v_init_expanders): Use new functions.
10594 (d30v_return_addr): Use ra_rtx field in cfun->machine.
10595 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
10596 d30v_return_addr_rtx.
10598 * config/d30v/d30v.h (struct_machine): Move here.
10599 Add eh_epilogue_sp_ofs field.
10601 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
10602 field in cfun->machine structure.
10604 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
10606 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
10607 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
10608 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10610 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
10612 * objc/lang-options.h: Remove bogus reference to
10615 2001-01-09 Kazu Hirata <kazu@hxi.com>
10617 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
10620 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
10622 * reload.c (find_reloads_address): Check for eliminable registers
10623 when substituting a constant expression for a pseudo.
10625 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
10627 * c-common.c (enum format_type): Add format_type_error.
10628 (decode_format_type): New function.
10629 (decl_attributes): Use it.
10630 (format_kind_info): Adjust comment.
10632 2001-01-09 David O'Brien <obrien@BSDi.com>
10634 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
10635 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
10637 * config/i386/gnu.h: Don't include required platform specific .h files,
10638 tm.h will do it instead.
10639 * config/i386/i386elf.h: Likewise.
10640 * config/i386/linux.h: Likewise.
10641 * config/i386/moss.h: Likewise.
10642 * config/mips/gnu.h: Likewise.
10644 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10646 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
10647 (rs6000-ibm-aix3.[01]*): Likewise.
10648 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
10649 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
10650 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
10651 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
10652 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
10653 (powerpc-*-eabiaix*): Likewise.
10654 (powerpc-*-eabisim*): Likewise.
10655 (powerpc-*-elf*): Likewise.
10656 (powerpc-*-eabi*): Likewise.
10657 (powerpc-*-rtems*): Likewise.
10658 (powerpc-*-linux*libc1): Likewise.
10659 (powerpc-*-linux*): Likewise.
10660 (powerpc-wrs-vxworks*): Likewise.
10661 (powerpcle-wrs-vxworks*): Likewise.
10662 (powerpcle-*-sysv*): Likewise.
10663 (powerpcle-*-elf*): Likewise.
10664 (powerpcle-*-eabisim*): Likewise.
10665 (powerpcle-*-eabi*): Likewise.
10666 (powerpcle-*-solaris2*): Likewise.
10667 * config/rs6000/aix31.h: Delete includes.
10668 * config/rs6000/aix3newas.h: Likewise.
10669 * config/rs6000/aix41.h: Likewise.
10670 * config/rs6000/aix43.h: Likewise.
10671 * config/rs6000/beos.h: Likewise.
10672 * config/rs6000/rtems.h: Likewise.
10673 * config/rs6000/sysv4.h: Likewise.
10675 2001-01-09 Kazu Hirata <kazu@hxi.com>
10677 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
10678 Change an argument mode of machine_mode to shift_mode of
10679 shift_mode. Remove an extra error check.
10680 (emit_a_shift): Adopt to the new calling prototype of
10682 (function_prologue): Fix code for a monitor
10683 function. Support H8/S.
10684 (function_epilogue): Do not output pop for a monitor function.
10686 2001-01-09 Nick Clifton <nickc@redhat.com>
10688 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
10689 (setup_incoming_varargs): Use sysv_varargs_p field of the
10690 cfun->machine structure.
10691 (struct machine_function): Move to rs6000.h
10692 (rs6000_save_machine_status): Delete.
10693 (rs6000_restore_machine_status): Delete.
10694 (rs6000_init_machine_status): New Function.
10695 (rs6000_free_machine_status): New Function.
10696 (rs6000_init_expanders): Use new functions.
10698 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
10700 (struct machine_function): Move here.
10702 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
10703 sysv_varargs_p field of the cfun->machine structure.
10705 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
10707 (rs6000_restore_machine_status): Remove prototype.
10709 2001-01-09 Richard Henderson <rth@redhat.com>
10711 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
10712 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
10713 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
10714 (sched_analyze_2, sched_analyze_insn): Likewise.
10715 (sched_analyze, init_deps): Likewise.
10716 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
10717 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
10718 (compute_block_backward_dependences): Update propagate_deps call.
10720 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
10722 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
10724 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10726 * cppinit.c (OPT_MD, OPT_MMD): Restore.
10727 (cpp_handle_option): Handle them.
10728 (cpp_post_options): Ensure one of -M or -MM is specified with
10729 any other -M? option.
10730 (init_dependency_output): Suppress output with -MG.
10732 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10734 * cpp.texi: Update.
10735 * invoke.texi: Update.
10737 2001-01-09 Bernd Schmidt <bernds@redhat.com>
10739 * sh.md (reload_outsf): Generate recognizable patterns for
10742 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10744 * c-lang.c (lang_hooks): Update.
10745 (lang_init): Rename c_init.
10746 (lang_finish): Remove.
10747 * toplev.c (compile_file): Use lang_hooks for lang_init ()
10748 and lang_finish ().
10749 * toplev.h (lang_hooks): Add init () and finish ().
10750 * tree.h (lang_init, lang_finish): Remove.
10751 * cp/tree.h (lang_init, lang_finish): Remove.
10752 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
10753 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
10755 (lang_init, lang_finish): Remove.
10756 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
10757 (lang_hooks): Update.
10758 * java/lang.c (lang_init): Rename java_init.
10759 (lang_finish): Remove.
10760 (lang_hooks): Update.
10761 * objc/objc-act.c (lang_init): Rename objc_init.
10762 (lang_finish): Remove.
10763 (lang_hoooks): Update.
10765 20001-01-09 Graham Stott <grahams@redhat.com>
10767 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
10768 after `ptr` is initialised.
10770 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10772 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
10773 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
10774 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
10775 stack adjusts, instead of r3.
10777 2001-01-09 Michael Hayes <mhayes@redhat.com>
10779 * flow.c (flow_loop_scan): Break out of ...
10780 (flow_loops_find) ... here.
10781 * basic-block.h (flow_loop_scan): New.
10782 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
10783 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
10785 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10787 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
10789 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
10790 realloc()ing macro_buffer.
10792 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
10793 if it's wider than long and the target's long is wider than the
10796 2001-01-09 Mark Mitchell <mark@codesourcery.com>
10798 Remove support for using UWIN as a host machine.
10799 * configure.in: Issue an error message.
10800 * configure: Regenerated.
10801 * config.gcc: Remove xm_* UWIN configury.
10802 * config/i386/xm-uwin.h: Remove.
10804 2001-01-08 Nick Clifton <nickc@redhat.com>
10806 * config/v850/v850.c (ra_rtx): Delete.
10807 (v850_save_machine_status): Delete.
10808 (v850_restore_machine_status): Delete.
10809 (v850_init_machine_status): New function.
10810 (v850_mark_machine_status): New function.
10811 (v850_free_machine_status): New function.
10812 (v850_return_addr): Use ra_rtx field in machine structure.
10813 (v850_init_expanders): Use new functions.
10815 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
10816 * config/v850/v850.c: Change arguments to v850_output+* functions
10817 to take a const char *, to avoid compile time warning.
10818 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
10819 (USER_LABEL_PREFIX): Redefine.
10821 2000-01-08 Jim Wilson <wilson@redhat.com>
10823 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
10824 1 to unsigned HOST_WIDE_INT before left shift.
10826 2001-01-08 Nick Clifton <nickc@redhat.com>
10828 * config/arm/arm.c (arm_mark_machine_status): Check to see if
10829 the machine structure has been allocated.
10830 (arm_free_machine_status): New function: Free the machine
10831 specific function structure.
10833 2001-01-08 Richard Henderson <rth@redhat.com>
10835 * jump.c (simplejump_p): Revert last change.
10837 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
10839 * cppinit.c (init): Rename init_library.
10840 (cpp_create_reader): Update.
10841 * gcc.c (cpp_options): If -o given, use it as the target of
10844 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
10846 * arm.c (arm_arch5e): New variable.
10847 (all_cores): XScale is a 5TE device.
10848 (arm_override_options): Set arm_arch5e.
10849 (arm_init_builtins): __builtin_prefetch is in arch5e.
10850 * arm.h (arm_arch5e): Declare it.
10852 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
10854 * arm.md (define_constants): Add defines for UNSPEC and
10855 UNSPEC_VOLATILE insns. Update all users.
10856 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
10857 * arm.c (multi_register_push, note_invalid_constants)
10858 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
10859 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
10860 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
10862 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
10864 * jump.c (jump_optimize_1): Use reversed_comparison_code
10865 instead of can_reverse_comparison_p.
10866 (jump_back_p): Likewise.
10867 (invert_exp_1): Likewise.
10868 (thread_jumps): Likewise.
10869 * simplify-rtx.c (simplify_unary_operation): Likewise.
10870 (simplify_ternary_operation): Likewise.
10871 * cse.c (find_comparison_args): Convert to use
10872 can_reverse_comparison_p.
10873 (record_jump_equiv): Likewise.
10875 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
10877 * arm.h (HARD_REGNO_RENAME_OK): Delete.
10878 (EPILOGUE_USES): Define.
10879 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
10880 automatically stack the LR if it isn't live.
10882 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
10884 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
10887 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
10889 * ggc-page.c (max_alignment): New structure.
10890 (MAX_ALIGNMENT): New macro.
10891 (init_ggc): Use it to round up the sizes in the
10892 extra_order_size_table.
10894 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10896 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
10899 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10901 * builtins.def (BUILT_IN_FPRINTF): New entry.
10903 * c-common.c (c_expand_builtin_fprintf): New function.
10904 (init_function_format_info): Handle __builtin_fprintf.
10905 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
10906 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
10908 * c-decl.c (duplicate_decls): Adjust comment.
10910 * extend.texi (fprintf): Document new builtin.
10912 2001-01-07 Richard Henderson <rth@redhat.com>
10914 * jump.c (simplejump_p): Recognize any single_set jump
10915 of the proper form.
10917 2001-01-07 Richard Henderson <rth@redhat.com>
10919 * configure.in (slibdir): Accept an --with-slibdir option.
10920 Use "test" not "[" in configure. Default to $(libdir).
10922 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
10924 * config/t-aix43 (SHLIB_INSTALL): Likewise.
10925 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
10926 (SHLIB_LINK): Create links for the soname.
10927 * config/mips/t-iris6: Likewise.
10928 * config/sparc/t-slibgcc: Likewise.
10929 * config/sparc/t-slibgcc-sld: Likewise.
10931 2001-01-07 Jakub Jelinek <jakub@redhat.com>
10933 * config/i386/i386.c (constant_call_address_operand): Accept
10934 (const (plus (symbol_ref) (const_int))).
10935 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
10936 constant_call_address_operand.
10938 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10940 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
10941 and LONG_LONG_TYPE_SIZE > 32.
10943 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10945 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
10946 the previous change.
10948 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
10950 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
10952 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
10953 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
10954 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
10957 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10959 * fix-header.c (read_scan_file): s/pfile/scan_in/.
10961 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10963 * c-lang.c (c_post_options): Call cpp_post_options.
10964 * objc/objc-act.c (objc_post_options): Similarly.
10965 * cppmain.c (main): Similarly.
10966 * fix-header.c (read_scan_file): Similarly.
10967 * cppinit.c (cpp_start_read): Move option consistency checks
10968 to cpp_post_options. Don't call init_dependency_output.
10969 If needed, add default target and main file dependency.
10970 (OPT_MD, OPT_MMD): Remove.
10972 (cpp_handle_option): Update for OPT_* changes.
10973 (cpp_post_options): New.
10974 (init_dependency_output): Command line -MF overrides environment
10975 variables. Don't set default target etc. Suppress output
10976 if dependencies are going to stdout.
10977 (print_help): Update.
10978 * cpplib.h (cpp_post_options): New.
10979 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
10981 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
10983 * jump.c (comparison_dominates_p): Support unordered compares.
10985 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
10987 * simplify-rtx.c (simplify_relational_operation): Always simplify
10988 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
10991 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
10993 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
10994 (nonzero_bits): Likewise.
10995 (simplify_comparison): Likewise.
10996 (num_sign_bit_copies): Likewise; return more sane value depending
10997 on STORE_FLAG_VALUE.
10998 (known_cond): Do not assume EQ to be always true for equivalent
11001 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
11003 * cse.c (fold_rtx): Handle unordered comparisons.
11005 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
11007 * rtlanal.c (set_of_1): New static function.
11008 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
11009 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
11010 reg_set_last_last_regno): Remove.
11011 (set_of): New global function.
11012 (set_of_data): New structure.
11013 (reg_set_p, reg_set_last): Revamp for set_of.
11014 * rtl.h (set_of): New.
11016 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11018 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
11019 * extend.texi: Document _Exit builtin.
11021 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11023 * (initialize, initialize_builtins,
11024 initialize_dependency_output, initialize_standard_includes):
11025 Rename s/initialize/init. Update.
11026 (init_dependency_output): Move to after
11027 cpp_handle_options, the correct location temporally at least.
11028 (opt_comp): Move next to init (), its caller. Fix prototype.
11029 (init): Make "initialized" local scope.
11030 (cpp_create_reader): Always call init ().
11031 (cpp_start_read): Update.
11032 (output_deps): New function, broken out of cpp_finish.
11033 (cpp_finish): Break out output_deps.
11035 2001-01-07 Richard Henderson <rth@redhat.com>
11037 * collect2.c (COFF specific stuff): Revert 12-06 patch
11038 to prototype system functions.
11040 2001-01-07 Michael Hayes <mhayes@redhat.com>
11042 * hard-reg-set.h: Add multiple include guard.
11043 * basic-block.h (struct loop): Add `sink' field.
11044 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
11045 (emit_iv_add_mult): Delete.
11046 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
11047 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
11048 (unroll_loop): Remove end_insert_before argument.
11049 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
11050 (maybe_eliminate_biv_1): Likewise.
11051 (emit_iv_add_mult): Delete.
11052 (gen_add_mult, loop_regs_update): New.
11053 (loop_insn_emit_after, loop_insn_emit_before): New.
11054 (loop_insn_sink, loop_insn_sink_or_swim): New.
11055 (emit_iv_add_mult): Delete.
11056 (scan_loop): Set loop->sink.
11057 (loop_givs_reduce): Use loop_insn_sink and its ilk.
11058 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
11059 (maybe_eliminate_biv_1): Likewise.
11060 (maybe_eliminate_biv_1): Add basic block argument.
11061 * unroll.c (unroll_loop): Remove end_insert_before argument.
11062 (find_splittable_regs): Likewise.
11063 (find_splittable_regs): Use loop_insn_sink and its ilk.
11064 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
11066 2001-01-07 Michael Hayes <mhayes@redhat.com>
11068 * loop.h (loop_insn_hoist): New prototype.
11069 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
11070 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
11071 (check_dbra_loop, load_mems): Likewise.
11072 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
11073 (find_splittable_givs): Likewise.
11075 2001-01-07 Michael Hayes <mhayes@redhat.com>
11077 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
11079 2001-01-07 Richard Henderson <rth@redhat.com>
11081 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
11083 2001-01-07 Richard Henderson <rth@redhat.com>
11085 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
11086 NO_SHARED_LIBGCC_MULTILIB as required for the target.
11087 * gcc.c (init_spec): Massage the existing libgcc_spec into a
11088 variant that handles a shared libgcc.
11089 (process_command): Always validate -{static,shared}-libgcc.
11090 (do_spec_1): New 'M' case.
11091 * invoke.text (Link Options): Document -{static,shared}-libgcc.
11093 2001-01-07 Richard Henderson <rth@redhat.com>
11095 * Makefile.in (slibdir): New variable.
11096 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
11097 (installdirs): Create slibdir.
11098 (install-libgcc, install-multilib): Defer to libgcc.mk.
11099 * configure.in (slibdir): Substitute.
11100 * mklibgcc.in (install): New target.
11102 * config/t-linux (SHLIB_LINK): Create links for the soname.
11103 (SHLIB_INSTALL): New.
11104 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
11105 * config/mips/t-iris6 (SHLIB_INSTALL): New.
11106 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
11107 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
11108 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
11110 2001-01-07 Richard Henderson <rth@redhat.com>
11112 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
11113 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
11114 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
11116 2001-01-07 Michael Hayes <mhayes@redhat.com>
11118 * loop.c (count_loop_regs_set): Delete.
11119 (load_mems_and_recount_loop_regs_set): Delete.
11120 (loop_regs_scan): Merge common code from count_loop_regs_set,
11121 scan_loop, and load_mems_and_recount_loop_regs_set.
11122 (scan_loop): Call load_mems directly and loop_regs_scan
11123 again if new registers created.
11125 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11127 * toplev.c (main): Call the front-end specific post_options
11128 hook if one is given.
11129 * toplev.h (struct_lang_hooks, lang_hooks): New.
11130 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
11131 for the C front end.
11132 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
11133 lang_hooks for the C++ front end.
11134 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
11135 lang_hooks for the ObjC front end.
11136 * f/com.c (lang_hooks): Hooks for the Fortran front end.
11137 * java/lang.c (lang_hooks): Hooks for the Java front end.
11139 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11141 * c-lex.c (init_c_lex): Request #define / #undef callbacks
11142 for verbose DWARF[2] debugging.
11143 (cb_define, cb_undef): The new callbacks.
11144 * toplev.h (debug_define, debug_undef): Make const correct.
11145 * toplev.c (debug_define, debug_undef): Similarly. Do not
11146 perform the verbosity tests here anymore.
11148 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
11150 * reload.c (subst_reloads): Take INSN argument. When
11151 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
11152 * reload.h (subst_reloads): Adjust prototype.
11153 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
11154 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
11155 present in JUMP_INSNs and copy them to JUMP_LABEL.
11156 * flow.c (find_label_refs, find_basic_blocks_1): Skip
11157 JUMP_INSNs and insns with REG_LABELs that are followed by
11158 JUMP_INSNs with the same REG_LABEL.
11159 * sched-rgn.c (is_cfg_nonregular): Likewise.
11160 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
11162 * unroll.c (unroll_loop): Look for REG_LABEL notes in
11164 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
11166 2001-01-06 Richard Henderson <rth@redhat.com>
11168 * loop.c (scan_loop): Use xcalloc for the regs array.
11169 (load_mems_and_recount_loop_regs_set): Zero the new memory
11170 received from xrealloc.
11172 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
11174 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
11176 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
11178 * integrate.c (copy_rtx_and_substitute): When copying
11179 an ignored return value, strip REG_FUNCTION_VALUE_P.
11181 2001-01-06 Michael Hayes <mhayes@redhat.com>
11183 * loop.c (debug_biv, debug_giv): New.
11184 (loop_biv_dump): Break out from ...
11185 (record_biv): ... here.
11186 (loop_giv_dump): Break out from ...
11187 (record_giv): ... here.
11188 (loop_bivs_check): Use print_simple_rtl.
11189 * unroll.c (loop_iterations): Use print_simple_rtl.
11191 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11193 * pa.md (return, return_internal): Modify patterns to prevent regrename
11194 mucking with the return pointer.
11196 2001-01-05 Richard Henderson <rth@redhat.com>
11198 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
11200 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
11202 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
11203 version supplied by Matteo Frigo.
11205 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11207 * cpp.texi: Update for -MQ.
11208 * cppinit.c (cpp_create_reader): Always create pfile->deps.
11209 (cpp_cleanup): Always free pfile->deps.
11210 (initialize_dependency_output): Don't create pfile->deps.
11211 (cpp_handle_option): Similarly.
11213 * gcc.c (cpp_options): Handle -MQ.
11214 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11215 * mkdeps.c (base_name): Remove.
11216 (deps_init): Don't allocate vector space until it's needed.
11217 (deps_free): Only free vectors if allocated.
11218 (deps_add_target, deps_add_dep): Update for initial allocation.
11219 (deps_add_default_target): Don't strip to the base_name.
11221 2001-01-05 DJ Delorie <dj@redhat.com>
11223 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
11224 (INIT_EXPANDERS): Define.
11226 * config/v850/v850.c (struct machine_function): Define.
11227 (v850_save_machine_status): New function.
11228 (v850_restore_machine_status): New function.
11229 (v850_return_addr): New function.
11230 (v850_init_expanders): New function.
11232 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
11233 and v850_init_expanders.
11235 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11237 * cpplib.h (struct cpp_reader): Add help_only field.
11238 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
11239 (cpp_handle_option): Set pfile->help_only if we see -h,
11240 --help, -target-help, or --version. Print version string but
11241 do not set help_only if we see -v or -version. Make text
11242 printed by -v match that printed by (-)-version.
11244 * cppmain.c (main): Exit after option parsing if
11245 pfile->help_only is true.
11247 * toplev.c (independent_decode_option): Call print_version,
11248 then exit, if we see --version (but not -version).
11249 (print_version): Split lengthy message into two lines.
11251 2001-01-05 Nick Clifton <nickc@redhat.com>
11253 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
11254 temporary string for initialisation before calling ggc_alloc_string.
11256 2001-01-06 Michael Hayes <mhayes@redhat.com>
11258 * rtl.h (print_simple_rtl): New.
11259 * print-rtl.c (print_simple_rtl): New.
11260 (flag_simple): New.
11261 (print_rtx): Disable printing of flags and modes, etc.,
11262 if `flag_simple` nonzero.
11264 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11266 * function.c (fixup_var_refs): Use push_to_full_sequence where
11269 2001-01-05 Michael Meissner <meissner@redhat.com>
11271 * flags.h (flag_reorder_blocks): Add declaration.
11272 (flag_rename_block): Ditto.
11274 2001-01-05 DJ Delorie <dj@redhat.com>
11276 * function.c (reorder_blocks): Make sure the flags are all reset
11277 before using them to mark blocks, else a second invocation will
11278 corrupt the block chain.
11279 (reorder_blocks_0): New, resets the flags.
11281 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
11283 * cse.c (find_comparison_args): Stop if the argument is known to
11286 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11288 * config/sh/sh.md (movdf): When splitting load into pair of
11289 registers, don't clobber the register used in the address too
11292 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
11294 * varasm.c (mark_constant_pool): Improve initial comments.
11295 (mark_constants): Move marking of constants to mark_constant.
11296 (mark_constant): New function to recursively mark all constants
11297 referred to by a constant.
11299 2001-01-05 Catherine Moore <clm@redhat.com>
11301 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
11303 2001-01-05 Phil Edwards <pme@sources.redhat.com>
11305 * cp/lang-options.h: Bring comment in line with reality.
11306 * f/lang-options.h: Likewise.
11307 * java/lang-options.h: Likewise.
11308 * objc/lang-options.h: Likewise.
11309 * ch/lang-options.h: Likewise.
11310 * f/g77.texi: And update the manual.
11312 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
11313 Denis Chertykov <denisc@overta.ru>
11315 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
11316 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
11317 * config/avr/avr.md (all peepholes that request a scratch register):
11318 Call it, FAIL the peephole if not safe (in interrupt functions).
11320 2001-01-05 Mark Mitchell <mark@codesourcery.com>
11322 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
11324 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
11326 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
11328 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
11329 BUILT_IN_CREAL and BUILT_IN_CIMAG.
11330 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
11331 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
11332 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
11334 * extend.texi: Document these builtins.
11336 2001-01-05 Daniel Berlin <dberlin@redhat.com>
11338 * c-common.c (lang_get_alias_set): Say we know nothing of
11339 VECTOR_TYPE aliasing.
11341 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
11343 2001-01-05 Bruce Korb <bkorb@gnu.org>
11345 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
11346 their x* equivalent versions for atexit-less systems
11347 * fixinc/fixincl.c(main): do not return from main() on atexit-less
11348 systems (or any other system any more).
11350 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
11352 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
11353 output operands. Use arm_hard_register_operand for operand 4.
11354 (stmsi_postinc): Similarly.
11355 (ldmsi): Use arm_hard_register_operand for opernand 2.
11356 (stmsi): Similarly.
11357 * arm.c (arm_hard_register_operand): New function.
11358 * arm-protos.h (arm_hard_register_operand): Prototype it.
11360 * arm.h (HARD_REGNO_RENAME_OK): Define.
11362 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
11364 * simplify-rtx.c (cfc_args): add "unordered" field.
11365 (check_fold_consts): Set unordered field.
11366 (simplify_relational_operation): Simplify the unordered
11369 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
11372 * emit-rtl.c (try_split): Fix code to mark labels.
11373 * jump.c (mark_jump_label): Make global.
11374 * rtl.h (mark_jump_label): Declare.
11376 * predict.c (estimate_probability): Handle unordred comparisons.
11378 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11380 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
11381 * cppinit.c (initialize_dependency_output): Update.
11382 (cpp_finish): Output dummy targets for -MP.
11384 (cpp_handle_option): Handle -MP. Don't quote -MT options.
11385 * cpplib.h (struct cpp_options): Add deps_phony_targets.
11386 * gcc.c (cpp_options): Update to handle -MP.
11387 * mkdeps.c (deps_add_target, deps_add_default_target): Update
11388 to quote only the default target.
11389 (deps_phony_targets): Insert a preceding newline. Rename from
11390 deps_dummy_targets for consistency.
11393 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11395 * calls.c (emit_library_call_value_1): Support
11396 INIT_CUMULATIVE_LIBCALL_ARGS.
11397 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
11399 2001-01-04 Richard Henderson <rth@redhat.com>
11401 * c-decl.c (finish_struct): Detect flexible array members
11402 used in an inappropriate context.
11403 * c-typeck.c (really_start_incremental_init): Special case
11404 constructor_max_index for zero length arrays.
11405 (pop_init_level): Allow initialization of flexible array
11406 members. Deprecate initialization of zero length arrays.
11407 Don't issue missing initializer warning for flexible array
11408 members or zero length arrays.
11409 (process_init_element): Don't dereference null DECL_SIZE.
11410 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
11411 Don't abort for empty constructors. Use size_binop
11412 (output_constructor): Add commentary regarding zero length
11413 array futures. Abort if we try to initialize an array of
11414 unspecified length with a non-empty constructor in the middle
11417 * extend.texi (Zero Length): Update and clarify documentation
11418 on static initialization.
11420 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11422 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
11423 with more than 32767 words of local storage.
11425 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11427 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
11428 for 'abs', 'labs', and 'fabs'.
11429 (c4x_expand_builtin): Likewise.
11430 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
11432 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11434 * config/sh/sh.md (prget, prset): New insn types.
11435 (return delay slot): Dont' allow prset.
11436 (call, sfunc delay slot): Don't allow prget.
11437 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
11438 for prset and prget.
11440 2001-01-05 Michael Hayes <mhayes@redhat.com>
11442 * loop.h (struct loop_reg): New.
11443 (struct loop_regs): Change to use array of `struct loop_reg'.
11444 * loop.c: Replace assortment of varrays with single regs array.
11445 (count_one_set): Delete may_not_move array argument
11446 and use regs array instead. All caller's changed.
11447 (count_loop_regs_set): Delete may_not_move and single_usage
11448 arguments and use regs array instead. All caller's changed.
11449 (find_single_use_in_loop): Replace usage array argument with pointer
11450 to regs structure. All caller's changed.
11451 (loop_optimize): Delete `moved_once' array.
11453 2001-01-05 Michael Hayes <mhayes@redhat.com>
11455 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
11456 Use it instead of loop_info->has_call for scanning loop mems.
11457 (check_dbra_loop): Replace loop_info->has_call test with
11458 loop_info->has_nonconst_call.
11460 2000-01-04 Matthew Hiller <hiller@redhat.com>
11462 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
11465 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11467 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
11468 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
11470 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11472 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
11473 (flag_short_double, flag_short_wchar): Define.
11474 (c_common_nodes_and_builtins): Create many tree nodes shared
11475 between C and C++ here instead of in cp/decl.c and ...
11476 * c-decl.c (init_decl_processing): ... here.
11477 (SIZE_TYPE, WCHAR_TYPE): Don't define.
11478 (flag_short_double, flag_short_wchar): Don't define.
11479 (record_builtin_type): New function.
11480 (build_void_list_node): New function.
11481 * c-common.h (flag_short_double, flag_short_wchar,
11482 record_builtin_type, build_void_list_node): Declare.
11484 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
11486 * integrate.c (expand_inline_function): Don't put a virtual
11487 register into the reg map.
11489 * function.c (fixup_var_refs_1): If force_operand didn't put
11490 the address into the target, move it there.
11492 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11494 Special-case tree_decl/tree_list allocations.
11495 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
11496 (OBJECT_SIZE): New macro.
11497 (NUM_EXTRA_ORDER): Likewise.
11498 (extra_order_size_table): New variable.
11499 (NUM_ORDERS): New macro.
11500 (objects_per_page_table): New variable.
11501 (object_size_table): New variable.
11502 (G.pages): Use NUM_ORDERS to bound the array.
11503 (G.page_tails): Likewise.
11504 (DIV_ROUND_UP): Remove.
11505 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
11506 (alloc_page): Use OBJECT_SIZE.
11507 (size_lookup): Don't make it const.
11508 (ggc_alloc): Use OBJECT_SIZE.
11509 (ggc_set_mark): Likewise.
11510 (ggc_get_size): Likewise.
11511 (init_ggc): Set up the object_size_table, objects_per_page_table,
11512 and adjust size_lookup.
11513 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
11514 (ggc_pop_context): Use NUM_ORDERS.
11515 (clear_marks): Likewise.
11516 (sweep_pages): Likewise.
11517 (poison_pages): Likewise.
11518 (ggc_print_statistics): Use OBJECT_SIZE.
11520 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11522 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
11523 Only call array_size_for_constructor if last field and array type
11524 with no upper bound.
11526 2001-01-04 Philip Blundell <philb@gnu.org>
11528 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
11529 from bit 31 downwards, if this requires no more insns.
11530 (count_insns_for_constant): New helper function for above.
11532 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
11534 * gencodes.c (output_predicate_decls): Remove empty initializer.
11536 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11538 * tree.c (copy_node): Remove documentation about obstacks.
11539 (buidl1): Check that nobody tries to build 2-argument nodes this
11542 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11544 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
11547 * gencodes.c (output_predicate_decls): Fill empty initializer
11550 2001-01-04 Jakub Jelinek <jakub@redhat.com>
11552 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
11553 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
11555 (do_include): Handle missing headers like cpp0.
11556 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
11557 paths with first include pathname. Don't strcat to uninitialized
11560 2001-01-04 Bernd Schmidt <bernds@redhat.com>
11562 * regrename.c (regrename_optimize): Don't rename from frame pointer
11563 if frame_pointer_needed.
11564 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
11565 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
11566 (ia64_reorg): Use it instead of scheduling if ! optimize.
11567 (errata_emit_nops): Properly call asm_noperands.
11568 (ia64_sched_reorder): Finish cycle if we see an asm.
11569 (ia64_variable_issue): Clear scheduling state after asms.
11571 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
11573 * cpp.texi: Update for -MT.
11574 * cppinit.c (initialize_dependency_output): Add a default
11575 target if none has been given already.
11576 (no_tgt, OPT_MT): New.
11577 (cpp_handle_option): Handle -MT. Update -M etc.
11578 * cpplib.h (struct cpp_options): Remove deps_target.
11579 * gcc.c (cpp_options): Handle -MT.
11580 * mkdeps.c (struct deps): Move from mkdeps.h.
11581 (deps_calc_target): Rename deps_add_default_target. Add a
11582 default target if none has been specified already.
11583 * mkdeps.h (struct deps): Move to mkdeps.c.
11584 (deps_calc_target): Rename deps_add_default_target.
11586 2000-01-03 Richard Henderson <rth@redhat.com>
11588 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
11590 * c-typeck.c (push_init_level): Move checks for flexible array
11591 members and zero length arrays ...
11592 (pop_init_level): ... here. Silently discard empty initializations.
11594 * varasm.c (output_constructor): Update for sizeof change to
11595 zero-length arrays.
11597 * extend.texi (Zero Length): Clarify semantics.
11599 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11601 * configure.in (tm.h): Include isns-codes.h last.
11602 * configure: Rebuilt.
11604 2001-01-03 Richard Henderson <rth@redhat.com>
11606 * config/alpha/alpha.md (addvsi3, addvdi3): New.
11607 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
11609 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11611 * tradcpp.c (main): Make sure finclude() is called with a valid
11612 indepth value while handling -include.
11614 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11616 * gencodes.c (output_predicate_decls): New function.
11618 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
11619 even if it is not the first time machmode.h is #included.
11620 * config/sh/sh.c (fpul_operand): Declare MODE argument.
11621 * tm.texi (PREDICATE_CODES): Document predicate declarations.
11622 * gcc.texi (Copyright): Added 2001.
11624 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11626 * c-common.c (c_common_lang_init): New function. Warn if format
11627 warning options which only have effects when used with -Wformat
11628 are used without -Wformat.
11629 * c-common.h (c_common_lang_init): Declare.
11630 * c-lang.c (lang_init): Call c_common_lang_init.
11631 * objc/objc-act.c (lang_init): Call c_common_lang_init.
11633 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11635 * configure.in: Check for the mktemp command.
11636 * configure: Regenerate.
11637 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
11638 $TEMP. Create temporary files with mktemp, if available at
11639 configure time; otherwise use set -C. Remove temporary files
11642 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11644 * configure.in: Require at least texinfo 4.0. Check for whether
11645 Pod::Man is sufficiently recent to regenerate GCC manpages.
11646 * configure: Regenerate.
11647 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
11649 (GENERATED_MANPAGES): Define.
11650 (generated-manpages): New target. Depend on cpp.1 as well as
11652 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
11653 configure to generated-manpages or empty) rather than on the
11654 manpages directly. Remove execute permission from installed
11655 gcov.1 as well as cpp.1.
11656 * cpp.1, gcov.1: Regenerate.
11658 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11660 * builtins.c (expand_builtin_strncmp): Use host_integerp and
11661 tree_low_cst. Allow using cmpstrsi in more cases.
11663 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11665 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
11668 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
11670 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
11671 * Makefile.in (HOST_CFLAGS): Mention build-make.
11673 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11675 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
11678 2001-01-01 Bernd Schmidt <bernds@redhat.com>
11680 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
11683 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
11686 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
11687 reg_base_value and reg_known_value arrays.
11688 (init_alias_analysis): Add more cases to detect known values.
11689 * sched-deps.c (deps_may_trap_p): New function.
11690 (sched_analyze_2): Use it.
11692 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11694 * combine.c (simplify_shift_const): Even if we're sign-extracting,
11695 don't discard an ASHIFTRT if we're shifting in a wider mode.
11697 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
11699 * toplev.c (rest_of_compilation): Don't print basic block information
11700 when CFG isn't up to date.
11702 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
11704 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
11705 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
11706 (UNALIGNED_SHORT_ASM_OP): Define.
11707 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
11709 2001-01-02 Mark Mitchell <mark@codesourcery.com>
11711 * fold-const.c (fold_convert): Fix typo.
11713 2001-01-02 Richard Henderson <rth@redhat.com>
11715 * c-common.h (ASM_INPUT_P): New.
11716 * c-parse.in (asm): Set it when needed.
11717 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
11718 existance of an operand.
11720 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
11722 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
11723 (dwarf2out_frame_debug_expr): Likewise.
11724 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
11726 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
11728 * i386.c (ix86_split_to_parts): Return number of part required;
11730 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
11732 (ix86_split_long_move): Use number of part returned
11733 by ix86_split_to_parts
11734 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
11736 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
11737 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
11738 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
11739 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
11740 (ALIGN_MODE_128): Add TFmode.
11741 (IS_STACK_MODE): Likewise.
11742 (HARD_REGNO_NREGS): TFmode needs 3 registers.
11743 (HARD_REGNO_OK): Support TFmodes.
11744 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
11745 * i386.md (scheduler definitions): Use memory operand to determine
11746 fst/fld instructions; use mode attribute to determine real mode of
11748 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
11749 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
11751 2001-01-02 Mark Mitchell <mark@codesourcery.com>
11753 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
11755 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
11757 * expr.c (store_constructor_field): Update ALIGN before calling
11760 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
11762 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
11765 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
11767 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
11770 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
11772 * c-decl.c (start_function): Don't warn on third parameter to main.
11774 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11776 * tsystem.h: Define HAVE_DECL_GETOPT.
11778 2001-01-02 Philip Blundell <pb@futuretv.com>
11780 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
11783 2001-01-02 Richard Henderson <rth@redhat.com>
11785 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
11787 2001-01-02 Andreas Jaeger <aj@suse.de>
11789 * c-decl.c (c_decode_option): Remove support of
11790 -Wmissing-noreturn.
11792 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
11793 (W_options): Add -Wmissing-noreturn here.
11795 * flow.c: Define lang_missing_noreturn_ok_p.
11796 (check_function_return_warnings): Use it.
11798 * c-common.h: Declare lang_missing_noreturn_ok_p.
11800 * c-lang.c (c_missing_noreturn_ok_p): New function.
11801 (lang_init): Set lang_missing_noreturn_ok_p.
11803 * invoke.texi (Warning Options): Document this.
11805 2000-12-27 Phil Edwards <pme@sources.redhat.com>
11807 * extend.texi (C++ Extensions): New node for C++ attributes;
11808 describe init_priority and com_interface.
11809 * invoke.texi: Remove -finit-priority as it now has zero effect.
11810 * install.texi: Fix xref syntax.
11811 * md.texi: Likewise.
11813 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11815 * config.gcc (sparc64-wrs-vxworks*): New case.
11816 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
11818 * config/sparc/sparc.c (sparc_override_options): Do support different
11819 pointer and architecture size.
11820 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
11821 (POINTERS_EXTEND_UNSIGNED): Define.
11822 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
11823 (FUNCTION_MODE): Define to be Pmode.
11824 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
11826 * function.c (expand_function_end): Properly handle DECL_RESULT
11827 and copy when ptr_mode != Pmode.
11828 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
11830 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11832 * c-common.c (c_common_nodes_and_builtins): Set prototype
11833 parameters for __builtin_fputs, __builtin_fputc and
11834 __builtin_fwrite. Don't declare plain fputc as a builtin.
11836 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
11838 * loop.c (add_label_notes): Increment the label usage count when
11839 a note is added to an insn which refers to a CODE_LABEL.
11840 * gcse.c (add_label_notes): Likewise.
11842 2001-01-01 Andreas Jaeger <aj@suse.de>
11844 * loop.c (scan_loop): Use xmalloc to allocate movables.
11846 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
11848 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
11849 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
11850 * reload1.c (REGISTER_MOVE_COST): Likewise.
11851 * regclass.c (REGISTER_MOVE_COST): Likewise.
11852 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
11853 dimension. Adjust all users.
11854 (init_reg_sets_1): Iterate on all modes.
11855 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
11856 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
11857 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
11858 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
11859 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
11860 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
11861 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
11862 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
11863 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
11864 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
11865 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
11866 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
11867 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
11868 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
11869 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
11870 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
11871 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
11872 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
11873 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
11874 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
11875 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
11876 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
11877 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
11878 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
11879 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
11880 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
11881 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
11883 2001-01-01 Bernd Schmidt <bernds@redhat.com>
11885 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
11886 arg VARIES_P. Call it with extra arg.
11887 (true_dependence): Likewise.
11888 * rtl.h (rtx_addr_can_trap_p): Declare.
11889 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
11891 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
11892 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
11893 pic offset table register if it's zero. All callers changed.
11894 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
11896 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11898 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
11899 STRING_POOL_ADDRESS_P.
11901 * config/sparc/sparc.c (input_operand): Properly test for short op.
11903 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
11904 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
11905 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
11906 * config/sparc/elf.h: No longer include sol2.h.
11907 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
11908 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
11910 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
11912 2001-01-01 Michael Hayes <mhayes@redhat.com>
11914 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
11915 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
11916 (record_initial): Likewise.
11917 * unroll.c (copy_loop_body, loop_iterations): Likewise.
11918 (remap_split_bivs): Likewise.
11920 2001-01-01 Michael Hayes <mhayes@redhat.com>
11922 * loop.c (loop_ivs_free): New function.
11923 (strength_reduce): Break out from...
11925 2001-01-01 Michael Hayes <mhayes@redhat.com>
11927 * loop.h (struct iv): New.
11928 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
11929 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
11930 'reg_biv_class' fields with 'regs' and 'n_regs'.
11931 (struct ivs): Rename 'loop_iv_list' field to 'list'.
11932 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
11933 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
11935 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
11937 * resource.c (mark_referenced_resources): Abort() before
11938 attempting to mark a pseudo register.
11939 (mark_set_resources): Likewise.
11941 2001-01-01 Michael Hayes <mhayes@redhat.com>
11943 * loop.h (REG_IV_CLASS): New accessor macro.
11944 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
11945 * unroll.c (REG_IV_CLASS): Likewise.
11947 See ChangeLog.4 for earlier changes.