1 2001-05-27 Stan Shebs <shebs@apple.com>
3 * objc/objc-act.c: Add/fix various comments.
4 (init_selector): Remove, no longer used.
5 (build_msg_pool_reference): Ditto.
8 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
10 * c-decl.c (init_decl_processing):
11 Don't call start_identifier_warnings.
12 * flags.h (warn_id_clash, id_clash_len): Remove.
13 * stringpool.c: Don't include flags.h.
14 (scan_for_clashes, do_identifier_warnings,
15 start_identifier_warnings): Remove.
16 * toplev.c (warn_id_clash, id_clash_len): Remove.
17 (display_help): Don't document -Wid-clash.
18 (decode_W_option): Print warning on -Wid-clash.
19 * tree.h (start_identifier_warnings): Remove.
20 * invoke.texi: Remove documentation of -Wid-clash.
22 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
26 2001-05-27 Bruce Korb <bkorb@gnu.org>
28 * fixinc/check.tpl(HACK) add and use a Scheme variable
29 (has no test text): error out if no "test_text" is defined
30 * fixinc/fixincl.tpl: likewise
31 (FIXIDX): make it an enumeration so we minimize diffs
32 * fixinc/inclhack.def: re-alphabetize and add sort instructions
33 * fixinc/fixincl.x: regenerate
34 * fixinc/tests/base/stdio.h: test output got moved due to
36 * README-fixinc: rewrite (mostly)
38 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
40 * cpplib.c (run_directive): Set pfile->directive.
42 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
44 * c-tree.texi: Reformat the manual as a single chapter now
46 * gcc.texi: Include c-tree.texi. Merge all indexes.
47 * Makefile.in (dvi): Add generation for the cppinternals
48 documentation. Added dependencies on fdl.texi and c-tree.texi
49 where appropriate. Use TEXI2DVI instead of custom tex calls.
50 (info): Added dependencies on fdl.texi and c-tree.texi where
51 appropriate. Remove the target c-tree.info.
53 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
55 * combine.c (try_combine): Fix typo in comment.
56 * expr.c (expand_expr): Likewise.
57 * config/i370/i370.md (untyped_call): Likewise.
59 2001-05-26 Bruce Korb <bkorb@gnu.org>
61 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
62 when fixincl is operating in test mode
63 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
64 (AAB_ultrix_limits): remove redundant text
65 (AAB_ultrix_memory): ditto
66 (AAB_ultrix_string): ditto
67 (djgpp_wchar_h): fix the test text
68 (irix_stdio_va_list): add test text
69 (irix_limits_const): add a testing output file (limits.h is overwritten)
70 (strict_ansi_not_ctd): put limits.h second in list for same reason
71 (solaris27_mutex_init): test text needed selection text, too
73 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
74 when fixincl is operating in test mode
76 2001-05-26 Philip Blundell <philb@gnu.org>
78 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
79 * config/i960/i960-protos.h: Likewise.
80 * config/i370/i370-protos.h: Likewise.
81 * config/h8300/h8300-protos.h: Likewise,
82 * config/sh/sh-protos.h: Likewise.
83 * config/v850/v850-protos.h: Likewise.
85 2001-05-26 Philip Blundell <philb@gnu.org>
87 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
89 2001-05-25 Zack Weinberg <zackw@stanford.edu>
91 * toplev.c (debug_args, f_options, W_options): Mark
92 descriptions for translation.
93 (display_help): Translate descriptions on output.
95 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
96 objc/lang-options.h: Mark descriptions for translation.
98 * aclocal.m4: Quote final argument of patsubst. Use
99 3-argument form of AC_DEFINE. Restore quotes to [] while
101 * configure.in: Remove unnecessary changequote calls.
102 * configure, config.in: Regenerate.
104 2001-05-25 Sam TH <sam@uchicago.edu>
106 * basic-block.h: Fix header include guards.
107 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
108 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
109 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
110 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
111 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
112 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
113 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
114 varray.h version.h: Likewise.
115 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
116 config/arm/arm.h config/c4x/c4x-protos.h
117 config/h8300/h8300-protos.h config/h8300/h8300.h
118 config/i370/i370-protos.h config/i370/i370.h
119 config/i960/i960-protos.h config/mcore/mcore.h
120 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
121 config/v850/v850-protos.h config/v850/v850.h: Likewise.
122 * fixinc/fixlib.h fixinc/server.h: Likewise.
124 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
126 * config/arc/initfini.c (.init): Fix typo.
128 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
130 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
132 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
134 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
136 2001-05-25 Richard Henderson <rth@redhat.com>
138 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
140 2001-05-25 Richard Henderson <rth@redhat.com>
142 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
143 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
144 (sparc*-*-solaris2): Likewise.
145 * config/t-linux: Remove shared libgcc macros.
146 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
147 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
149 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
151 * config.gcc (*-*-freebsd*): Report bad configuration.
153 2001-05-25 David Edelsohn <edelsohn@gnu.org>
155 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
157 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
159 (ASM_OUTPUT_LABELREF): Delete.
161 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
163 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
164 strict_ansi_only): Don't run if stdc_0_in_system_headers.
165 * fixinc/fixincl.x: Regenerate.
166 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
167 (FIX_TEST_TABLE): Declare it.
168 * fixinc/fixlib.h: Include config.h.
170 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
172 * fixinc/inclhack.def (alpha___assert): Change char * args to
173 const char * on Tru64 UNIX to avoid excessive warnings from
175 * fixinc/fixincl.x: Regenerate.
177 2001-05-25 Geoff Keating <geoffk@redhat.com>
179 * dbxout.c (dbxout_symbol): Invert previous patch, which was
180 outputting a tag only for variable-size records.
182 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
184 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
185 instead of rtx_equal_p for early clobber test.
187 2001-05-26 Mark Mitchell <mark@codesourcery.com>
189 * builtins.def: Encode additional information, such as names and
191 * builtin-types.def: New file.
192 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
193 (built_in_decls): Likewise. Don't explicitly initialize global
195 (expand_builtin_mathfn): Handle float and long double variants of
197 (expand_builtin): Likewise.
198 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
199 (expand_tree_builtin): Handle long, long long, float, and long
200 double variants of math functions.
201 * c-common.h (c_tree_index): Remove some unused nodes.
202 (void_ftype): Remove.
203 (void_type_ptr): Likewise.
204 (int_ftype_int): Likewise.
205 (ptr_ftype_sizetype): Likewise.
206 * c-decl.c (init_decl_processing): Remove creation of DWARF
208 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
209 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
210 * Makefile.in (c-common.o): Depend on builtin-types.def.
212 2001-05-25 Dale Johannesen <dalej@apple.com>
214 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
216 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
218 * c-parse.in (notype_initdcl): Remove redundant line.
220 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
222 * aclocal.m4: Fixed typo.
223 (gcc_AC_HEADER_STDBOOL): Define.
224 (gcc_AC_C__BOOL): Define.
225 * configure.in: Use them.
226 (AC_CHECK_HEADERS): Remove stdbool.h
227 * configure, config.in: Regenerate.
229 2001-05-25 Richard Henderson <rth@redhat.com>
231 * function.c (expand_function_start): Don't abort on PARALLEL
232 returns from hard_function_value.
234 2001-05-25 Richard Henderson <rth@redhat.com>
236 * config/i386/i386.md: Revert previous change. Do not apply
237 the peephole if the components do not die after the sequence.
239 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
241 * c-parse.in (array_declarator): New. Handle C99 constructs.
242 Don't restrict [*] declarators to C only.
243 (after_type_declarator, parm_declarator_starttypename,
244 parm_declarator_nostarttypename, notype_declarator,
245 direct_absdcl1): Use it.
246 * c-decl.c (build_array_declarator, set_array_declarator_type):
247 New functions. Warn that [*] isn't properly implemented; pedwarn
248 for [*] outside C99 mode if pedantic rather than giving a hard
250 (grokdeclarator): Handle static and type qualifiers in parameter
252 * c-tree.h (build_array_declarator, set_array_declarator_type):
254 * extend.texi (Attribute Syntax): Document attributes in parameter
257 2001-05-25 Mark Mitchell <mark@codesourcery.com>
259 * config/i386/i386.md: Make sure cmpstr peepholes do not
260 affect liveness information.
262 2001-05-24 Mark Mitchell <mark@codesourcery.com>
264 * c-typeck.c (digest_init): Issue error messages about
265 invalid constants, not warnings.
267 2001-05-24 Mark Mitchell <mark@codesourcery.com>
269 * invoke.texi (-fno-builtin): Document that this is always on
272 2001-05-24 Philip Blundell <philb@gnu.org>
274 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
277 2001-05-24 Philip Blundell <philb@gnu.org>
279 * config/arm/arm.c (output_return_instruction): Correctly handle
280 interworking and interrupt functions.
282 2001-05-24 Philip Blundell <philb@gnu.org>
284 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
285 -m{no-}sched-prolog. Fix typos and improve formatting.
287 2001-05-24 Philip Blundell <philb@gnu.org>
289 * invoke.texi (ARM Options): Improve wording slightly. Add
290 documentation for more options, including those for Thumb mode.
291 Don't mention options that don't exist or are unimplemented.
292 (Thumb Options): Delete; merged into above section.
294 2001-05-24 Geoff Keating <geoffk@redhat.com>
296 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
297 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
299 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
301 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
302 fix hard register simplification.
304 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
306 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
307 of just copying CPP_CPU_SPEC.
309 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
311 * i386.c (incdec_operand): Accept only 1 and -1.
313 2001-05-23 Kelley Cook <kelley.cook@home.com>
315 * Makefile.in: Move many of the *_H definitions eariler in the
316 file, so that rules in t-* files that use them for
317 dependencies will work in a parallel build.
318 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
320 2001-05-23 Richard Henderson <rth@redhat.com>
322 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
324 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
326 * cpp.texi: Update for handling of charconsts.
327 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
328 diagnostics. Skip to the end if the UCS is too short.
329 (cpp_interpret_charconst): Long charconsts issue a warning
332 2001-05-23 Richard Henderson <rth@redhat.com>
334 * doc/install.texi (alpha-linux): Require binutils 2.11.
336 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
338 * c-lex.c (read_escape, read_ucs): Delete.
339 (lex_string): Use cpp_parse_escape.
340 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
341 if not C++ or not C99. Warn if traditional.
342 (parse_escape): Rename cpp_parse_escape. Make the bitmask
343 unsigned. Warn for out-of-range escape sequences here.
344 Update to use maybe_read_ucs.
345 (cpp_interpret_charconst): Don't warn here.
346 * cpplib.h (cpp_parse_escape): New exported function.
348 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
350 * extend.texi (Attribute Syntax): Clarify application of
351 attributes to parameters declared as functions or arrays.
353 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
355 * dbxout.c (dbxout_type_methods): Do still group methods by name.
357 2001-05-23 Zack Weinberg <zackw@stanford.edu>
359 * diagnostic.c (vnotice): Kill.
360 (fnotice): Call vfprintf directly.
361 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
362 verbatim, set_diagnostic_context): Rename string argument to
363 indicate that it is run through gettext.
364 (vbuild_message_string, build_message_string, output_do_printf):
365 Rename string argument to indicate that it is NOT run through
367 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
368 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
369 Run msgid argument through gettext.
370 (default_print_error_function): Run constant strings through
371 gettext when nothing else will.
372 (fatal_error, internal_error, error_recursion): Use fnotice.
373 Present complete sentences to gettext.
375 2001-05-23 Mark Mitchell <mark@codesourcery.com>
377 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
379 2001-05-23 Richard Henderson <rth@redhat.com>
381 * function.c (expand_function_start): Always use a pseudo
382 for the function result value.
384 2001-05-22 Richard Henderson <rth@redhat.com>
386 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
387 section pointer alignment.
389 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
391 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
392 of __USER_LABEL_PREFIX__.
394 2001-05-22 Richard Henderson <rth@redhat.com>
396 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
397 (__deregister_frame_info_bases): New.
398 * unwind-dw2-fde.h: Declare it.
399 * libgcc-std.ver: Export it.
400 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
401 called __register_frame_info_bases.
403 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
405 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
406 instead of #elif (which is OK for this case but not in general).
408 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
410 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
411 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
412 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
413 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
414 "r2" to the assembly file. Only issue allocs with non-zero parameters.
416 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
417 David O'Brien <obrien@freebsd.org>
419 * config/freebsd.h (LIB_SPEC): Key the exact setting to
420 configure-time options and target version of FreeBSD. Set-up
421 to match architectural change in threading support. Correctly
422 report when -pthread option is not supported by configure-time
424 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
425 and extend to encode target version number in run-time setting
426 of __FreeBSD__ macro to match the system compiler.
427 (CPP_PREDEFINES): Likewise.
428 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
430 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
431 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
433 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
434 David O'Brien <obrien@freebsd.org>
436 * config.gcc (the unlabeled system switch statement): Add
437 generic configuration section to handle *-*-freebsd*. Also,
438 to match the system compiler, default to threading support (it
439 may be disabled with the standard --disable-threads
440 configuration-time switch).
441 (i[34567]86-*-freebsd* in machine-specific section): Use it.
442 (alpha*-*-freebsd* in machine-specific section): Likewise.
444 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
445 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
446 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
447 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
448 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
450 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
451 David O'Brien <obrien@freebsd.org>
453 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
454 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
455 -pthread instead setting macro.
457 2001-05-22 Richard Henderson <rth@redhat.com>
459 * crtstuff.c (__register_frame_info_bases): Declare.
460 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
461 (__do_global_dtors_aux, __do_global_dtors): Streamline.
463 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
464 (CRT_GET_RFIB_DATA): New.
465 * config/i386/sysv4.h: Likewise.
466 * config/i386/sco5.h: Likewise.
467 (ASM_PREFERRED_EH_DATA_FORMAT): New.
469 2001-05-22 Richard Henderson <rth@redhat.com>
471 * rtl.c (read_string): Break out from ...
472 (read_rtx): ... here.
474 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
476 * doc/install.texi (Specific): Remove a bogus and duplicate part
477 copied from the end of the document.
479 2001-05-22 Bernd Schmidt <bernds@redhat.com>
481 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
483 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
485 * install.texi: Remove obsolete information on SunOS as well as
486 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
487 (Installing GNU CC on the Sun): Remove section.
489 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
491 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
492 keep errno unchanged on success.
494 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
496 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
497 once for hexadecimal floats, whether or not they contain a decimal
498 point. Don't let the setting of pedantic otherwise affect the
499 parsing of hexadecimal floats.
501 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
503 * README.ACORN: Remove obsolete file.
505 2001-05-22 Jan Hubicka <jh@suse.cz>
507 * combine.c (gen_binary): Use swap_commutative_operands_p
508 (simplify_comparison): Likewise.
509 * expmed.c (emit_store_flag): Likewise.
510 * expr.c (compare_from_rtx): Likewise.
511 (do_compare_rtx_and_jump): Likewise.
512 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
513 if not emitting a branch and operands want swapping.
515 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
517 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
518 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
519 (maybe_get_identifier): Update.
520 * tree.h (make_identifier): Delete.
522 2001-05-21 Richard Henderson <rth@redhat.com>
524 * combine.c (subst): Do not substitute for a register as
525 a destination subreg/strict_low_part/zero_extract.
527 * combine.c (simplify_comparison): Update op1 after constant
529 * recog.c (const_int_operand): Accept only constants valid
531 * genrecog.c: Update comments wrt const_int_operand.
533 * emit-rtl.c (init_emit_once): Zero unused memory in a
536 2001-05-21 Mark Mitchell <mark@codesourcery.com>
538 * tree.h (type_num_arguments): Declare it.
539 * tree.c (type_num_arguments): New function.
541 2001-05-21 Richard Henderson <rth@redhat.com>
543 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
546 2001-05-21 Geoff Keating <geoffk@redhat.com>
548 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
550 (minsf3): Use rs6000_emit_minmax.
551 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
553 (movsfcc): Use rs6000_emit_cmove.
554 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
555 Don't generate emit_fselsfsf4.
556 (fseldfsf4): Likewise.
557 (maxdf3): Use rs6000_emit_minmax.
559 (mindf3): Use rs6000_emit_minmax.
560 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
562 (movdfcc): Use rs6000_emit_cmove.
563 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
564 Don't generate emit_fselsfsf4.
565 (fselsfdf4): Likewise.
566 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
567 (min_max_operator): New predicate.
568 (rs6000_emit_cmove): New function.
569 (rs6000_emit_minmax): New function.
570 * config/rs6000/rs6000-protos.h: Prototype new functions.
571 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
572 and min_max_operator.
574 * config/rs6000/rs6000.c (output_cbranch): Handle all
575 conditional types in the switch statement.
577 2001-05-21 Mark Mitchell <mark@codesourcery.com>
579 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
580 non-register variables.
581 * extend.texi: Document that asm-specifications do not make sense
582 for non-static local variables.
584 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
586 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
587 (dbxout_type_fields): Lose minimal_debug support.
588 (dbxout_type_methods, dbxout_type): Likewise.
590 2001-05-17 Andrew Haley <aph@redhat.com>
592 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
594 2001-05-21 Richard Henderson <rth@redhat.com>
596 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
599 2001-05-20 Richard Henderson <rth@redhat.com>
601 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
602 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
603 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
604 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
605 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
607 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
608 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
609 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
610 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
611 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
612 DEBUG_PUBNAMES_SECTION): Rename as above.
613 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
615 2001-05-20 Richard Henderson <rth@redhat.com>
617 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
618 operands unless the operation is commutative.
620 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
622 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
625 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
627 * extend.texi: Clarify documentation of extensions included in ISO
628 C99. Prefer C99 terminology and syntax to old GNU terminology and
629 syntax. Add more index entries. Document mixed declarations and
630 code as an extension in C89 mode. Warn about future changes to
631 semantics of inline functions. Fixes PR other/930.
633 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
635 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
636 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
637 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
638 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
640 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
642 2001-05-20 Richard Henderson <rth@redhat.com>
644 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
645 to be output before a branch.
647 2001-05-20 Richard Henderson <rth@redhat.com>
649 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
651 2001-05-20 Richard Henderson <rth@redhat.com>
653 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
654 (ASM_DOUBLE): Remove.
655 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
656 * config/i386/sun386.h: Likewise.
658 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
659 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
661 * config/i386/cygwin.h (INT_ASM_OP): Remove.
662 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
663 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
664 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
666 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
667 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
668 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
669 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
670 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
671 * config/i386/win32.h: Likewise.
673 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
675 * invoke.texi: Add more options to summary list.
677 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
679 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
680 used. Fixes PR c/2291.
683 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
685 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
686 the -fpic and -fPIC options, clear flag_pic.
688 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
690 * hashtable.c (calc_hash): Fix HASHSTEP definition.
691 * stringpool.c (make_identifier): No statistics here anymore.
692 * objc-act.c (steup_string_decl): Remove redundant check.
694 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
696 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
697 cpplib.o, cpphash.o, fix-header): Update.
698 (hashtable.o): New target.
699 * c-common.h: Include cpplib.h. Define C_RID_CODE and
700 struct c_common_identifier here.
701 * c-lang.c (c_init_options): Update. Call set_identifier_size.
702 * c-lex.c (c_lex): Update.
703 * c-pragma.h: Update.
704 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
706 (C_RID_CODE): Delete.
707 * cpphash.c: Rewrite to use hashtable.c.
708 * cpphash.h: Update include guards.
709 (struct cpp_reader): Remove hashtab.
710 hash_ob and buffer_ob are no longer pointers. Add hash_table
712 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
713 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
714 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
715 * cppinit.c (cpp_create_reader): Update.
716 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
717 (cpp_interpret_charconst): Eliminate warning.
718 * cpplib.c (do_pragma, do_endif, push_conditional,
719 cpp_push_buffer, cpp_pop_buffer): Update.
720 (_cpp_init_stacks): Rename cpp_init_directives.
721 (_cpp_cleanup_stacks): Remove.
722 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
723 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
724 cpp_forall_identifiers, cpp_create_reader): Update.
725 (C_RID_CODE, cpp_make_node): New.
726 (c_common_identifier): New identifier node for C front ends.
727 * cppmain.c (main): Update.
728 * fix-header.c (read_scan_file): Update.
729 * flags.h (id_clash_len): Make unsigned.
730 * ggc.h (ggc_mark_nonnull_tree): New.
733 * stringpool.c: Update comments and copyright. Update to use
735 * toplev.c (approx_sqrt): Move to hashtable.c.
736 (id_clash_len): Make unsigned.
737 * toplev.h (ident_hash): New.
738 * tree.c (gcc_obstack_init): Move to hashtable.c.
739 * tree.h: Include hashtable.h.
740 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
741 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
742 (struct tree_identifier): Update.
743 (make_identifier): New.
745 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
746 (C_RID_CODE): Remove.
747 * lex.c (cxx_init_options): Call set_identifier_size. Update.
748 (init_parse): Don't do it here.
750 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
752 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
754 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
756 (expand_eh_return): Convert between word_mode and Pmode.
757 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
759 (execute_stack_op): Likewise.
760 (execute_cfa_program): Likewise.
761 (uw_frame_state_for): Likewise.
762 (uw_update_context_1): Likewise.
763 * unwind.inc (_Unwind_Reason_Code): Likewise.
764 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
765 (EH_RETURN_STACKADJ_RTX): Likewise.
766 * config/mips/mips.c (compute_frame_size): Make space for saving
768 (mips_expand_epilogue): Handle EH stack adjustments.
769 * config/mips/mips.md (eh_return): New pattern.
770 (eh_set_lr_si): Likewise.
771 (eh_set_lr_di): Likewise.
772 Add splitter to perform EH return after reload.
774 2001-05-19 Mark Mitchell <mark@codesourcery.com>
776 * jump.c (mark_jump_label): Tidy previous change.
778 2001-05-19 Bruce Korb <bkorb@gnu.org>
780 * fixinc/genfixes: no need for two warnings
781 * fixinc/Makefile.in: open stdin for those building with a closed one.
783 2001-05-19 Mark Mitchell <mark@codesourcery.com>
785 * jump.c (jump_optimize_1): Tidy.
786 (mark_jump_label): When changing the label in a LABEL_REF, change
787 update any REG_EQUAL notes as well.
789 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
791 * c-parse.in (parm_declarator): Split into
792 parm_declarator_starttypename and parm_declarator_nostarttypename.
793 (parm_declarator_starttypename, parm_declarator_nostarttypename):
794 New. Allow parenthesised sub-declarators which don't begin with a
795 TYPENAME. Fixes PR c/166.
797 2001-05-19 Mark Mitchell <mark@codesourcery.com>
799 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
801 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
803 * toplev.c (main): If the target does not allow profiling without
804 a frame pointer, issue an error message.
805 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
808 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
810 * recog.c (general_operand): Modify last change to allow it if reload
813 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
815 * recog.c (general_operand): Prohibit nonzero subreg bytes on
816 subregs containing mem.
818 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
820 * regrename.c (regrename_optimize): frame pointer register can
823 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
825 * README.DWARF: Move into dwarfout.c.
827 2001-05-18 Dale Johannesen <dalej@apple.com>
829 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
830 specific misuse of r0 as a reload address.
832 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
834 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
837 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
839 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
840 (add_to_sequence): Make that decision type.
841 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
842 (write_switch, write_cond, debug_decision_2): Likewise.
844 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
846 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
849 2001-05-18 Stan Shebs <shebs@apple.com>
851 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
852 * configure: Regenerate.
854 2001-05-18 Per Bothner <per@bothner.com>
856 Changes needed for java/jvspec.c
857 * gcc.h (n_infiles, outfiles): Add declarations.
858 * gcc.c (n_infiles, outfiles): Mske no longer static.
860 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
862 * config/pa/som.h (EXCEPTION_SECTION): Define.
864 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
866 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
868 Add have_location_lists, a variable to determine whether we need a
869 .debug_loc section or not.
870 (enum dw_val_class): Add dw_val_class_loc_list.
871 (dw_val_struct): Add val_loc_list.
872 (dw_loc_list_struct): New structure, represents location lists.
873 (new_loc_list): New function, return a new location list, given
874 the range and location expression.
875 (add_loc_descr_to_loc_list): New function, add a location
876 expression to a location list, given the expression and range.
877 (output_loc_list): New function, output a location list.
878 (gen_internal_sym): Modified to take symbol prefix, so we can
879 reuse it for location list symbols.
880 (add_AT_loc_list): New function, add a location list to a DIE at
882 (AT_loc_list): New function, return the location list reference
883 for a given attribute, if it's a location list.
884 (print_die): Handle dw_val_class_loc_list.
885 (size_of_die): Ditto.
886 (value_format): Ditto.
888 (output_location_lists): New function, output all of the location
889 lists for a DIE and it's children.
890 (dwarf2out_finish): Call output_location_lists if we have location
894 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
896 * gcse.c (try_replace_reg): First try global replace, later try to
897 simplify the expression.
899 * gcse.c (find_used_regs): Change calling convention; work via
901 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
903 2001-05-18 Bernd Schmidt <bernds@redhat.com>
906 2001-02-09 Nick Clifton <nickc@redhat.com>
907 * config/arm/arm.md: Change output constraint on post inc
908 load/store multiple patterns to be a read/write constraint.
910 2001-05-18 Mark Mitchell <mark@codesourcery.com>
912 * basic-block.h (struct basic_block_def): Add documentation about
913 what a basic block is, and what the various fields are used for.
914 * flow.c (calculate_globlal_regs_live): Add documentation about
915 how the algorithm works, and how we know that it will terminate.
916 Check that the the inductive assumption that guarantees
917 termination actually holds.
918 (mark_used_regs): Treat conditionally set registers as used.
919 (debug_regset): Add comment.
920 * rtl.texi (cond_exec): Add documentation.
922 * function.c (expand_function_start): Avoid creating BLKmode
925 2001-05-17 Mark Mitchell <mark@codesourcery.com>
927 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
928 DIE, even if it has no children.
929 (dwarf2out_finish): Always output the line-number table, even if
932 2001-05-18 David Edelsohn <edelsohn@gnu.org>
934 * rs6000.md (movsfcc,movdfcc): Remove NE case.
936 2001-05-17 Bruce Korb <bkorb@gnu.org>
938 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
939 * fixinc/genfixes: emit a warning if AutoGen is out of date
941 2001-05-17 Brendan Conoboy <blc@cygnus.com>
942 Bruce Korb <bkorb@gnu.org>
944 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
945 found in fixinc directory. Facilitates binary distributions.
947 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
949 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
952 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
954 * dwarf2out.c (modified_type_die): Equate qualified type to die.
956 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
958 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
959 (simplify_subreg): Handle complex types represented as CONCAT.
961 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
962 * rtl.h (swap_commutative_operands_p): Declare.
963 * rtlanal.c (swap_commutative_operands_p): New.
964 (operand_preference): New static function.
966 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
967 (gen_binary): Likewise.
968 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
969 * simplify-rtx.c (simplify_gen_binary,
970 simplify_gen_relational): Likewise.
972 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
974 * cse.c (fold_rtx): Use simplify_subreg.
976 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
977 (simplify_gen_subreg): New.
978 (simplify_rtx): Use simplify_subreg.
979 * rtl.h (simplify_gen_subreg): Declare.
981 2001-05-17 Mark Mitchell <mark@codesourcery.com>
983 * doc/install.texi: Update Solaris information.
985 * except.h (protect_cleanup_actions): Remove it.
986 (lang_protect_cleanup_actions): Declare it.
987 * except.c (protect_cleanup_actions): Remove it.
988 (lang_protect_cleanup_actions): New variable.
989 (init_eh): Don't make protect_cleanup_actions a GC root.
990 (expand_eh_region_and_cleanup): Call
991 lang_protect_cleanup_actions.
992 (output_function_exception_table): Remove unused `align'
994 * varasm.c (assemble_external): Abort if we have not yet
995 opened the assembly output file.
997 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
999 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
1000 for eh_personality_libfunc.
1002 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1004 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
1005 when calling simplify_subreg. This is needed to allow replacing
1006 of expression of one mode by expression of different mode.
1008 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1010 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
1012 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1014 * expr.c (protect_from_queue): Protect against subsequent calls to
1016 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
1019 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1021 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
1023 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1025 * gccbug.in (CATEGORIES): Add "bootstrap".
1027 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1029 * simplify-rtx.c (simplify_subreg): Break out from ...
1030 * combine.c (combine_splify_rtx) ... here and ...
1031 * recog.c (validate_replace_rtx_1): ... here;
1032 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
1033 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
1034 (subreg_lowpart_p): ... here.
1036 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1038 * stmt.c (expand_asm_operands): For inout operands, make sure
1039 the substitution of '=' for '+' makes it into the rtl.
1041 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
1042 (reload_as_needed): Call update_eliminable_offsets a bit later.
1044 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1046 * gcc.texi (gccbug): Refer to the web pages for detailed information
1049 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1051 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
1053 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
1054 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
1055 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
1056 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
1057 * cross-make: Don't set LIBGCC1.
1058 * mklibgcc.in: Delete all code for building from libgcc1.c.
1059 Always honor LIB1ASMFUNCS if set.
1061 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
1062 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
1063 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
1064 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
1065 config/i386/uwin.asm, config/m68hc11/larith.asm,
1066 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
1067 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
1068 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
1069 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
1070 Delete or update references to libgcc1 in commentary.
1072 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
1073 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
1074 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
1075 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
1076 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
1077 config/arm/t-semi, config/arm/t-strongarm-coff,
1078 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
1079 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
1080 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
1081 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
1082 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
1083 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
1084 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
1085 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
1086 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1087 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
1088 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
1089 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
1090 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
1091 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
1092 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
1093 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
1094 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
1095 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
1096 config/mips/t-ultrix, config/mn10200/t-mn10200,
1097 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
1098 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
1099 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
1100 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
1101 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
1102 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
1103 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
1104 config/sparc/t-sparclite, config/sparc/t-splet,
1105 config/sparc/t-sunos41, config/sparc/t-vxsparc,
1106 config/sparc/t-vxsparc64, config/v850/t-v850:
1107 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
1109 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
1110 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
1111 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
1112 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
1113 nongcc_SI_type, nongcc_word_type, or perform_*
1114 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
1116 * config/i386/386bsd.h, config/i386/beos-elf.h,
1117 config/i386/linux-aout.h, config/i386/linux-oldld.h,
1118 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
1119 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
1120 Don't include i386/perform.h.
1122 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
1123 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
1124 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
1125 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
1126 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
1127 config/vax/t-openbsd, config/vax/t-vax: Delete.
1129 * config.gcc: Remove references to deleted files.
1130 (arm-semi-aof): Use arm/t-semi for tmake_file.
1132 * gcc.texi, install.texi, invoke.texi, tm.texi:
1133 Delete or rewrite text which is no longer relevant now that
1134 libgcc1 no longer exists.
1136 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
1137 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
1139 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
1140 Bruce Korb <bkorb@gnu.org>
1142 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
1145 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1147 * i386.md: Add two peepholes to clean up code generated by
1150 2001-05-16 Richard Henderson <rth@redhat.com>
1152 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
1153 variants of non-absolute encodings.
1155 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1157 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
1158 __register_frame_info_table_bases): Export.
1160 2001-05-16 Richard Henderson <rth@redhat.com>
1162 * except.c (eh_data_format_name): Move to ...
1163 * dwarf2asm.c: ... here. Use designated initializers if available.
1164 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
1165 * dwarf2asm.h: Update declarations.
1166 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
1167 ASM_PREFERRED_EH_DATA_FORMAT.
1168 (output_call_frame_info): Likewise. Use 'L' augmentation for
1171 * unwind-dw2-fde.h (struct fde_vector): New.
1172 (struct old_object): Rename from struct object.
1173 (struct object): New.
1174 (__register_frame_info_bases): Declare.
1175 (__register_frame_info_table_bases): Declare.
1176 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
1177 * unwind-dw2-fde.c (objects): Remove.
1178 (unseen_objects, seen_objects): New.
1179 (__register_frame_info_bases): New.
1180 (__register_frame_info): Use it.
1181 (__register_frame_info_table_bases): New.
1182 (__register_frame_info_table): Use it.
1183 (__deregister_frame_info): Rewrite for changed object struct.
1184 (base_from_object, get_cie_encoding, get_fde_encoding): New.
1185 (fde_unencoded_compare): Rename from fde_compare; uninline.
1186 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
1187 (start_fde_sort): Adjust for new definition of fde_vector.
1188 (fde_insert): Likewise.
1189 (end_fde_sort): Likewise. Select comparison function based
1190 on properties of the object.
1191 (fde_split): Take object and fde_compare_t arguments.
1192 (frame_heapsort, fde_merge): Likewise.
1193 (classify_object_over_fdes): Rename from count_fdes. Handle
1194 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
1196 (add_fdes): Handle encoded pointers.
1197 (init_object): Rename from frame_init. Update for new struct object.
1198 (linear_search_fdes): Rename from search_fdes. Handle encoded
1200 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
1201 (binary_search_single_encoding_fdes): New.
1202 (binary_search_mixed_encoding_fdes): New.
1203 (search_object): New.
1204 (_Unwind_Find_FDE): Update for new struct object. Fill in
1206 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
1207 iterating over EH data.
1208 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
1209 fde_encoding, lsda_encoding.
1210 (read_uleb128, read_sleb128): Remove.
1211 (read_encoded_pointer): Remove. All callers use read_encoded_value.
1212 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
1213 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
1215 * unwind-pe.h: Add "struct" to _Unwind_Context references.
1217 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1219 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
1220 * cpphash.c (_cpp_lookup_with_hash): Similarly.
1221 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
1222 cpp_spell_token, cpp_output_token): Similarly.
1223 * cpplib.c (lex_macro_node, do_undef, do_pragma,
1224 do_pragma_poison, parse_assertion, do_assert): Similarly.
1225 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
1226 save_parameter, _cpp_create_definition, check_trad_stringification,
1227 cpp_macro_definition): Similarly.
1228 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
1229 * c-lex.c (cb_undef, c_lex): Similarly.
1230 * fix-header.c (recognized_function): Similarly.
1231 * cpplib.h (NODE_LEN, NODE_NAME): New.
1232 (cpp_hashnode): Rename length len.
1234 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
1236 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
1239 2001-05-16 Andreas Jaeger <aj@suse.de>
1241 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
1243 * toplev.c: Include dwarf2asm.h for prototype of
1244 dw2_output_indirect_constants.
1246 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1248 * stmt.c (expand_asm_operands): Be able to offload addressof
1249 expression to memory. (PR optimization/185)
1251 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1253 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
1254 applying distributive law.
1256 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
1258 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
1260 * gthr-dce.h (UNUSED): Attribute unused macro.
1261 (__gthread_key_dtor): Make arguments UNUSED.
1262 (__gthread_key_delete): Revise for compatibility with DRAFT4
1265 2001-05-16 David Edelsohn <edelsohn@gnu.org>
1267 * doc/install.texi: Update AIX information.
1268 * README.RS6000: Remove obsolete file.
1270 2001-05-16 Jakub Jelinek <jakub@redhat.com>
1271 Nathan Sidwell <nathan@codesourcery.com>
1273 * gcc.c (give_switch): Don't write before start of string.
1274 Always append suffix.
1276 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
1278 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
1281 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1283 * README.ALTOS: Remove obsolete file.
1285 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1287 * c-lex.h (save_and_forget_protocol_qualifiers,
1288 forget_protocol_qualifiers, remember_protocol_qualifiers):
1289 Remove deleted functions' prototypes.
1291 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1293 * c-parse.in (methodtype): New production.
1294 (methoddef, methodproto): Collapse separate '-' and '+'
1297 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1299 * c-common.h (RID_FIRST_PQ): New.
1300 * c-parse.in (objc_pq_context): New.
1301 (objc parser): Set objc_pq_context rather than calling
1302 remember_protocol_qualifiers and forget_protocol_qualifiers.
1303 Don't call save_and_forget_protocol_qualifiers.
1304 (yylexname): Handle objc protocol qualifiers here.
1305 * stringpool.c (struct str_header): Replace with sp_hashnode.
1306 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
1307 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
1308 Allocate an IDENTIFIER_NODE for each identifier.
1309 (FORALL_STRINGS, set_identifier): Delete.
1310 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
1311 (ggc_alloc_string): Use an obstack.
1312 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
1313 * tree.h: Update comments.
1314 (set_identifier): Delete.
1315 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
1316 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
1317 remember_protocol_qualifiers): Delete.
1319 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
1321 * flow.c (life_analysis): After life analysis is complete, do
1322 an optional scan over insns looking for REG_LABEL notes that
1323 reference a deleted label.
1324 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
1325 before peeking at LABEL_NUSES.
1327 2001-05-15 Richard Henderson <rth@redhat.com>
1329 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
1330 (_Unwind_GetTextRelBase): New.
1332 2001-05-15 Mark Mitchell <mark@codesourcery.com>
1334 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1336 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
1338 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
1339 so that CHOOSE_SECTION gets used.
1341 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
1342 TARGET_RELOCATABLE like flag_pic for now.
1344 2001-05-15 David Edelsohn <edelsohn@gnu.org>
1346 * rs6000.md (movdi splitter): Sign extend more efficiently.
1347 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
1348 to "long long" valid on 32-bit and 64-bit hosts.
1349 (logical_operand): Cast trunc_int_for_mode return value.
1350 (rs6000_emit_move): Shift macro to encapsulate variable.
1351 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
1352 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
1353 plus_constant requires signed argument.
1355 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
1357 * gthr-posix.h: Make additional pthread-* functions weak.
1359 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1361 * recog.c (apply_change_group): Avoid unneeded validating.
1363 2001-05-14 David Edelsohn <edelsohn@gnu.org>
1365 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
1366 (num_insns_constant): CONST_INT can be 64-bits.
1368 2001-05-14 Stan Shebs <shebs@apple.com>
1370 * config/darwin.h (LIB_SPEC): Just use -lSystem.
1371 (LIBGCC_SPEC): Don't define.
1373 2001-05-14 Richard Henderson <rth@redhat.com>
1375 * configure.in (gcc_cv_as_eh_frame): New test.
1376 * config.in, configure: Rebuild.
1377 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
1379 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1381 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
1382 extended precision divide.
1384 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1386 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
1387 for RETURNS as well.
1389 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1391 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
1392 (CPP_CPU??_SIZE_TYPE): New.
1393 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
1394 (CPP_CPU_SPEC): ... here; support choosing of CPU.
1395 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
1396 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
1398 * i386.c (override_options): Add sorry about not suported modes.
1400 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
1402 * config/pa/som.h (NM_FLAGS): Remove.
1403 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
1404 (ASM_OUTPUT_SECTION_NAME): Remove.
1405 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
1407 2001-05-14 Mark Mitchell <mark@codesourcery.com>
1409 * regrename.c (regrename_optimize): Do not rename registers to
1412 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
1414 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
1415 contain MEMs. Remove useless distinction about clobbering
1418 2001-05-13 Geoff Keating <geoffk@redhat.com>
1420 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
1421 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
1422 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
1423 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1424 (EXCEPTION_SECTION): Define.
1426 2001-05-13 Zack Weinberg <zackw@stanford.edu>
1428 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
1429 binary backward compat only.
1430 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
1431 in LIB2FUNCS. Pass it to mklibgcc.
1432 * mklibgcc.in: Handle LIB2FUNCS_ST.
1434 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
1436 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
1438 * tm.texi (THREAD_MODEL_SPEC): Document it.
1439 * gcc.c (main): Use it.
1440 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
1441 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
1443 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1445 * rtl.h (SYMBOL_REF_WEAK): New macro.
1446 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
1447 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
1448 * rtl.texi (SYMBOL_REF_WEAK): Document it.
1449 * gcc.texi: Remove wrong description.
1451 2001-05-13 Mark Mitchell <mark@codesourcery.com>
1453 * Makefile.in (STAMP): New macro.
1454 Replace all uses of `touch' with $(STAMP).
1455 * fixinc/Makefile.in: Likewise.
1457 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1459 * configure.in: ldopen is never in -lexc, so don't test for it.
1460 Add test for exc_resume in -lexc for Ada.
1461 * configure: Regenerated.
1463 2001-05-12 Richard Henderson <rth@redhat.com>
1465 * dwarf2asm.c (size_of_encoded_value): New function.
1466 * dwarf2asm.h: Declare it.
1467 * except.c (output_function_exception_table): Align the TType
1468 array only as wide as the encoding.
1470 2001-05-12 Zack Weinberg <zackw@stanford.edu>
1472 * extend.texi: Document #pragma GCC java_exceptions.
1474 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1476 * c-parse.in (bison parser, init_reswords): Remove uses of
1478 * c-tree.h (doing_objc_thang): Remove.
1480 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1482 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
1483 about files not ending in newlines.
1485 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1487 * dwarfout.c (dwarfout_init): Add cast.
1488 * sched-deps.c (sched_analyze_insn): Remove unused vars.
1489 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
1491 * method.c (build_mangled_C99_name): Remove unused prototype.
1493 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1495 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
1497 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1499 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
1500 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
1502 2001-05-11 Richard Henderson <rth@redhat.com>
1504 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1505 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
1506 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
1507 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
1508 (dw2_output_indirect_constants): Prototype.
1509 * dwarf2out.c (dwarf2out_begin_prologue): Generate
1510 current_function_func_begin_label if we'll need it for EH. Exit
1511 early for IA64_UNWIND_INFO.
1512 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
1513 (eh_data_format_name): Update for indirect references.
1514 (output_function_exception_table): Care for IA64_UNWIND_INFO.
1515 Handle ASM_PREFERRED_EH_DATA_FORMAT.
1516 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
1517 define HAVE_eh_return etc.
1518 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
1519 (final_end_function): Don't call output_function_exception_table.
1520 * toplev.c (compile_file): Call dw2_output_indirect_constants.
1521 (rest_of_compilation): Invoke output_function_exception_table
1522 for ia64 before assemble_end_function.
1523 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
1524 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
1526 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
1527 * unwind.h: Declare them.
1528 * libgcc-std.ver: Export them.
1529 * unwind-pe.h: New file.
1531 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1533 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
1535 (find_fde_for_dso): Extract DT_PLTGOT.
1536 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
1537 the segment and gp as well.
1538 * config/ia64/frame-ia64.c: Remove file.
1539 * config/ia64/frame-ia64.h: Remove file.
1540 * config/ia64/unwind-ia64.c: New file.
1541 * config/ia64/unwind-ia64.h: New file.
1542 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
1543 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
1544 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
1545 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1546 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1547 (IA64_UNWIND_INFO): Re-enable.
1548 (HANDLER_SECTION): Remove.
1549 (EH_RETURN_DATA_REGNO): New.
1550 * config/ia64/ia64.md (exception_receiver): Remove.
1551 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
1552 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
1554 2001-05-11 Richard Henderson <rth@redhat.com>
1556 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
1557 calls and jumps to be bundled together.
1558 (ia64_reorg): Emit a break after a noreturn call that ends
1560 * config/ia64/ia64.md (break_f): New.
1562 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1564 * c-lex.c (lex_charconst): Convert into a simple wrapper
1565 around cpp_interpret_charconst, to which most of the code
1567 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
1568 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
1569 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
1570 (lex): Use cpp_interpret_charconst.
1571 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
1572 hex_digit_value): New functions.
1573 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
1574 * cpplib.h (cpp_interpret_charconst): New prototype.
1575 * Makefile.in: Update.
1577 2001-05-12 Dean Wakerley <dean@wakerley.com>
1579 * doc/install.texi: New file. Converted to texinfo from the HTML
1580 documentation in wwwdocs/htdocs/install.
1582 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
1584 * gcse.c (insert_insn_end_bb): Do not search for assignments to
1585 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1587 * toplev.c (compile_file): Move comment for opening output
1588 file to just before the code that opens the output file.
1590 2001-05-11 Jakub Jelinek <jakub@redhat.com>
1592 * regmove.c (regmove_optimize): Suppress the optimization for
1593 unchanging destination register. Add comment above function.
1595 2001-05-11 Zack Weinberg <zackw@stanford.edu>
1597 * Makefile.in: Exterminate all references to assert.h.
1598 * cross-make: Likewise.
1600 * configure.in: Correct commentary.
1601 * configure: Regenerate.
1603 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
1606 * config/t-freebsd, config/t-linux, config/t-linux-aout,
1607 config/t-netbsd, config/t-rtems, config/x-linux,
1608 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
1609 No need to override INSTALL_ASSERT_H.
1611 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
1612 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
1613 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
1615 2001-05-11 Graham Stott <grahams@redhat.com>
1617 * combine.c (simplify_comparison): Fix typo.
1619 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1621 * loop.h (struct movables): Remove `num'.
1622 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
1623 Adjust call to strength_reduce.
1624 (num_unmoved_movables): New function.
1625 (move_movables): Don't set movables->num.
1626 (strength_reduce): Compute the number of instructions in the loop
1627 here, rather than in the caller.
1628 (check_dbra_loop): Always clear reversible_mem_store if there
1629 are any memory sets.
1630 (loop_regs_scan): Don't count instructions here.
1631 (count_insn_in_loop): New function.
1633 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1635 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
1637 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
1639 * c-common.c (finish_label_expr): New function, lifted from
1640 from cp/semantics.c.
1641 * c-common.h (finish_label_expr, lookup_label): New prototypes.
1642 * c-parse.in: Move 3 blocks of parser code into new functions.
1643 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
1644 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
1645 (lookup_label): Remove.
1647 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
1649 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
1650 FLOAT_BIT_ORDER_MISMATCH.
1652 2001-05-10 David Edelsohn <edelsohn@gnu.org>
1654 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
1655 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
1657 2001-05-10 David Edelsohn <edelsohn@gnu.org>
1659 * expr.c (emit_group_load): extract_bit_field requires a REG or
1662 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
1664 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
1665 a computed jump into an unconditional jump.
1666 In second hunk of code for collapsing computed and conditional jumps
1667 into unconditional jumps, reemit the jump in additional cases.
1669 * jump.c (jump_optimize_1): Do not wrap the new jump target
1670 inside a LABEL_REF; gen_jump will do that automatically.
1672 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
1674 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
1675 contents for a SYMBOL_REF in case of floating point constants.
1677 2001-05-10 DJ Delorie <dj@redhat.com>
1679 * c-common.c (combine_strings): Widen strings in a
1680 host-endian-independent way.
1682 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
1684 * c-parse.in: Remove many shift/reduce conflicts. Update
1686 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
1687 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
1688 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
1689 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
1690 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
1691 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
1692 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
1693 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
1694 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
1695 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
1696 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
1697 typespec_reserved_nonattr, typespec_reserved_attr,
1698 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
1699 structsp_nonattr, components_notype, component_notype_declarator,
1700 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
1701 firstparm, setspecs_fp): New
1702 (typed_declspecs, reserved_declspecs, typed_typespecs,
1703 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
1704 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
1705 declmods_no_prefix_attr, nonempty_type_quals, structsp,
1706 type_quals): Remove. Users updated.
1707 (initdecls, notype_initdecls, after_type_declarator,
1708 parm_declarator, notype_declarator, absdcl1, components, ivars):
1709 Don't allow attributes at the start of a declarator; include them
1710 in the production containing the declarator instead. Always
1711 require type specifiers before trying to redeclare a typedef name.
1712 (typename): Allow for attributes but warn that they are ignored.
1713 (parmlist, firstparm, setspecs_fp): Include attributes in
1714 parmlist; suck them off the parser stack in firstparm using
1717 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
1719 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
1720 to determine if a block has an unconditional jump at its end.
1722 * jump.c (jump_optimize_1): When converting a conditional jump
1723 to an unconditional jump, build the jump using gen_jump instead
1724 of just modify operands in-place.
1726 2001-05-09 Zack Weinberg <zackw@stanford.edu>
1728 * cppinit.c (cpp_post_options): Shut off macro expansion if
1730 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
1731 IN_I directives only if the # is in column 1 and the directive
1732 name begins in column 2.
1733 * cppmain.c (scan_buffer): Insert a space between # and an
1734 identifier, when that identifier is a directive name.
1736 * tradcpp.c (struct file_buf): Add a pointer to the next entry
1737 in the header search path.
1738 (enum node_type): Add T_INCLUDE_NEXT.
1739 (directive_table): Add entry for include_next.
1740 (do_include_next): New function.
1741 (process_include): New routine, broken out of do_include.
1742 (finclude): Insert 'nhd' argument, to be copied into
1743 next_header_dir of the new buffer.
1744 (main): Adjust to match.
1745 * gsyslimits.h, limity.h: Un-indent #include_next.
1747 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
1749 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
1750 inclusion as a chapter of the GCC manual.
1751 * gcc.texi: Include objc.texi.
1752 * fdl.texi: Use @unnumberedsec for the addendum.
1753 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
1755 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1757 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
1759 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
1761 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
1762 handling of two-address insns.
1764 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
1766 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
1767 ../binutils/nm-new instead of ../binutils/nm.
1769 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1771 * i386.md (movdi splitter): Fix the splitting condition
1772 (float_extenddftf splitter): Fix mode.
1774 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1776 * genrecog.c (write_switch): Avoid outputting of switch for
1777 types wider than int.
1779 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
1781 * reload1.c (copy_eh_notes): New function.
1782 (emit_input_reload_insns): Call it.
1783 (emit_output_reload_insns): Call it.
1785 2001-05-07 Zack Weinberg <zackw@stanford.edu>
1787 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
1789 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
1790 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
1792 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
1794 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
1796 * pa.md (interspace_jump): Revise comment.
1797 (builtin_longjmp): Block initial setup insns from delay slot of
1799 (builtin_setjmp_receiver): New expander to save and restore PIC
1802 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
1804 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
1806 * toplev.c (compile_file): Set up the output file before we call
1807 the various initializers for the compiler.
1809 * except.c (sjlj_mark_call_sites): Do not search for assignments to
1810 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1812 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
1813 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
1815 2001-05-06 Zack Weinberg <zackw@stanford.edu>
1817 * Makefile.in (tradcpp0): Correct typo in dependency list.
1819 2001-05-06 Geoff Keating <geoffk@redhat.com>
1821 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
1822 the link register if we're not going to use it.
1824 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
1825 (output_function_profiler): Likewise.
1827 2001-05-07 Alan Modra <amodra@one.net.au>
1829 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
1831 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
1833 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
1834 zero-extend it. Make abs_inc unsigned.
1836 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
1837 widest mode in narrowing and widening operations.
1839 * config/mips/mips.md: Sign extend CONST_INTs.
1841 2001-05-06 Andreas Jaeger <aj@suse.de>
1843 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
1844 (i386 Options): Document -momit-leaf-frame-pointer.
1846 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
1848 * c-typeck.c (internal_build_compound_expr): Check for
1849 array to pointer conversion just once.
1851 2001-05-05 Richard Henderson <rth@redhat.com>
1853 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
1855 2001-05-05 Richard Henderson <rth@redhat.com>
1857 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
1858 to the parent of the fixup region.
1860 2001-05-05 Jakub Jelinek <jakub@redhat.com>
1862 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
1864 * cpp.texi (__NO_INLINE): Document it.
1866 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
1868 * cppfiles.c (struct include_file): New member err_no.
1869 (find_or_create_entry): Set it.
1870 (open_file): Don't set fds to -2. Instead, use err_no to
1871 remember previous errors, if any.
1873 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1875 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
1876 between X and Y by using sequences of xgdx and xgdy.
1878 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1880 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
1881 of '!' for the 'D' alternative ('!' is too strong).
1882 ("*logicalsi3_silshl16"): Likewise.
1883 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
1884 ("movstrictsi"): Remove spurious '+'.
1885 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
1886 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
1887 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
1890 2001-05-04 David Edelsohn <edelsohn@gnu.org>
1892 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
1894 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
1896 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
1899 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1901 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
1904 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1906 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
1907 soft register, use ror instead of rol.
1909 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1911 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
1912 into account pre/post increment decrement for 68HC12.
1913 Fix other problems in replacement and fix call to reg_mentioned_p.
1915 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1917 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
1918 Put the soft registers in bss for 68HC12.
1919 (L_regs_d3_4): New for _.d3 and _.d4.
1920 (L_regs_d5_6): Likewise.
1921 (L_regs_d1_2): Likewise.
1922 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
1924 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1926 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
1927 to the pre-processor when -fshort-double is specified.
1928 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
1930 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1932 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
1933 (__mulsi3): Rewrite for 68HC12.
1934 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
1935 Mark 'x' constraint with earlyclobber to prevent a
1936 RELOAD_FOR_OTHER_ADDRESS to go in it.
1937 (mulhi3_m68hc12): New pattern.
1938 (mulhi3_m68hc11): Rename of mulhi3.
1939 (mulhi3): New expand for 68HC12 optimisation.
1940 (umulhisi3, mulhisi3): New patterns for 68HC12.
1942 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1944 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
1945 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
1946 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
1948 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1950 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
1951 constants cheap after reload.
1952 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
1954 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
1955 so that gcc prefers a shift by 16.
1956 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
1958 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
1960 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
1962 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1964 * alpha.h: NULL_PTR -> NULL.
1971 * i386.md: Likewise.
1974 * m68hc11.h: Likewise.
1975 * rs6000.h: Likewise.
1978 * sparc.h: Likewise.
1982 * final.c: Likewise.
1984 * recog.c: Likewise.
1986 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1988 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
1989 `bool' parameter to `int'.
1991 * hash.c (hash_lookup): Likewise.
1993 * hash.h (hash_lookup): Likewise.
1995 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
1997 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1999 * i386.c (x86_initialize_trampoline): Fix mode of constant.
2001 2001-05-03 Geoff Keating <geoffk@redhat.com>
2003 * invoke.texi (i386 Options): Delete references to -malign-jumps,
2004 -malign-loops, -malign-functions.
2005 * i386.c (ix86_align_funcs): Delete.
2006 (ix86_align_loops): Delete.
2007 (ix86_align_jumps): Delete.
2008 (override_options): Mark -malign-* as obsolete. Emulate their
2009 behaviour with the -falign-* options. Default -falign-* from
2010 the processor table.
2011 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
2012 patch of Wed May 2 13:09:36 2001.
2013 (LOOP_ALIGN): Delete.
2014 (LOOP_ALIGN_MAX_SKIP): Delete.
2015 (LABEL_ALIGN_AFTER_BARRIER): Delete.
2016 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
2018 2001-05-04 Andreas Jaeger <aj@suse.de>
2020 * except.h: Add prototype declaration for
2021 expand_builtin_init_dwarf_reg_sizes.
2023 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
2025 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
2027 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2029 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
2031 ("bitcmpqi2"): New pattern for bit-extract and test.
2032 ("bitcmphi"): New pattern for bitb/bita instructions.
2034 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2036 * gccbug.in: Use a temporary directory when the mktemp command is
2039 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2041 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
2043 (INITIALIZE_TRAMPOLINE): Call it.
2044 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
2045 (TRAMPOLINE_TEMPLATE): Remove.
2046 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
2047 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
2050 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2052 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
2053 and crtendS.o with PIC.
2055 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2057 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
2059 (___subdi3, ___adddi3): Use x instead of y as index register.
2060 (__init_bss_section, __map_data_section): Optimize for 68HC12.
2061 (__memset, __memcpy): Likewise.
2062 (regs): Put the soft registers in bss for 68HC12.
2063 (abort): Use trap to abort for 68hc12.
2064 (__mulhi3, __mulhi32): Use emul for 68hc12.
2065 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
2067 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2069 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
2070 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
2071 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
2072 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
2073 Set 68HC12 min offset to -65536.
2074 (print_operand): Put parenthesis arround the operand if it refers
2075 to a symbol having the same name as a register.
2076 (m68hc11_z_replacement): When z register is replaced by its
2077 equivalent soft register, force the insn to be re-recognized.
2078 (m68hc11_check_z_replacement): Fix the test when destination is
2079 the index register and z dies in the insn.
2080 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
2082 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2084 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
2085 costs according to processor variant.
2086 (m68hc11_shift_cost): New function to compute shift costs.
2087 (m68hc11_rtx_costs): Define costs according to processor variant.
2088 (m6811_cost): Costs for 68HC11.
2089 (m6812_cost): Costs for 68HC12.
2090 (COSTS_N_INSNS): Remove.
2092 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
2093 (DEFAULT_RTX_COSTS): Remove.
2094 (CONST_COSTS): Define costs according to OUTER_CODE.
2095 (processor_costs): New struct to define costs.
2096 (m68hc11_cost): Pointer to current costs.
2098 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2100 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
2101 and use m68hc11_notice_keep_cc when using leax/leay.
2102 (addhi3 split): Reject split if the insn is handled by
2104 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
2105 push must be handled in a special way if the source operand uses
2106 sp as index register.
2107 (m68hc11_notice_keep_cc): New function.
2108 (m68hc11_gen_movhi): Use it when an insn changes a register but
2110 (m68hc11_gen_movqi): Fix move for 68HC12.
2111 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
2113 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2115 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
2116 and don't pass operands[0] to emit_library_call_value.
2118 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2120 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
2121 (zero_extendsi split): Simplify and use (zero_extendhi).
2122 (*addhi3): Remove 'w' constraint since stack pointer is handled
2124 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
2125 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
2126 (*ashrhi3_const): Fix shift by 7.
2127 (*lshrsi3_const16): Fix template.
2128 (call, call_value): Fix constraint and predicate.
2130 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2132 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
2133 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
2134 (CC_REGNUM): Likewise.
2135 (*unnamed splits): Use above constants instead of hard coded numbers.
2136 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
2137 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
2138 (*return_16bit, *unnamed peepholes): Likewise.
2140 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2142 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
2143 rs6000/rs6000.h twice.
2145 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
2147 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
2148 (CPP_SPEC): Conditionally define MSDOS and GO32.
2149 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
2150 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
2152 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
2154 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2156 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
2158 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2160 * integrate.h (struct inline_remap): Add leaf_reg_map table.
2161 * integrate.c (expand_inline_function): Use xcalloc to allocate
2163 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
2166 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2168 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
2171 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2173 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
2174 linker if -mrelax is given.
2175 (TARGET_SWITCHES): Document -mrelax.
2177 Re-installed 2001-01-09's patch:
2178 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
2179 if it's wider than long and the target's long is wider than the
2182 2001-05-02 David O'Brien <obrien@FreeBSD.org>
2184 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
2185 directly include rs6000/rs6000.h. Instead do it in tm.h.
2187 2001-05-02 Stan Shebs <shebs@apple.com>
2189 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
2190 NSConstantString for NeXT-style runtimes.
2191 (STRING_OBJECT_GLOBAL_NAME): New macro.
2192 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
2193 OCTI_STRING_CLASS_DECL.
2194 (constant_string_global_id): New macro.
2195 (string_class_decl): Ditto.
2196 (setup_string_decl): New function.
2197 (build_objc_string_object): Use it to build a NeXT runtime
2198 compatible string initializer.
2200 2001-05-02 Jakub Jelinek <jakub@redhat.com>
2202 * tradcpp.c (do_define): Make sure we don't walk past limit.
2204 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2206 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
2207 offsets if not REG_OK_STRICT.
2209 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
2210 (INT_REG_OK_FOR_INDEX_P): Likewise.
2211 (INT_REG_OK_FOR_BASE_P): Likewise.
2212 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
2213 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
2214 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
2215 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
2216 REG_OK_FOR_BASE_P. Take an additional parameter.
2217 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
2218 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
2219 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
2220 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
2221 rs6000_legitimate_address() and use it.
2222 * config/rs6000/rs6000.c: Update all callers.
2223 (rs6000_legitimate_address): New function.
2225 2001-05-02 David Edelsohn <edelsohn@gnu.org>
2227 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
2228 special_constant conditional blocks together.
2230 2001-05-02 Dale Johannesen <dalej@apple.com>
2232 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
2234 (STRICT_ARGUMENT_NAMING): Define.
2235 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
2236 function_arg_partial_nregs, setup_incoming_varargs): Remove
2237 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
2240 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2242 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
2244 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
2247 * expr.c (store_field): Do nothing except elaborate side-effects if
2250 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2252 * c-lex.c: NULL_PTR -> NULL.
2254 * emit-rtl.c: Likewise.
2256 * genpeep.c: Likewise.
2258 * mips-tdump.c: Likewise.
2259 * reload1.c: Likewise.
2260 * rtlanal.c: Likewise.
2262 * stor-layout.c: Likewise.
2263 * toplev.c: Likewise.
2265 2001-05-01 Per Bothner <per@bothner.com>
2267 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
2268 call do_pending_stack_adjust before emiting label.
2270 2001-05-01 Mark Mitchell <mark@codesourcery.com>
2272 * extend.texi: Fix typo.
2274 2001-05-01 Stan Shebs <shebs@apple.com>
2276 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
2277 of UOBJC_MODULES_decl.
2278 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
2279 (generate_descriptor_table): Ditto.
2280 (generate_protocols): Ditto.
2281 (generate_protocol_list): Ditto.
2282 (generate_classref_translation_entry): Ditto.
2284 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
2286 * invoke.texi (Optimize Options): Add documentation for `--param
2287 max-delay-slot-insn-search' and `--param
2288 max-delay-slot-live-search' and reorder --param section.
2289 * params.def: Modify initial comment.
2290 * params.h (param_info): Add `help' member.
2291 * toplev.c (lang_independent_params): Include `help' description.
2292 (display_help): Print --param parameters.
2294 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2296 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
2297 Remove references to deleted files.
2298 (*-*-openbsd): No need to override xmake_file.
2299 (*-*-sysv4): Treat like *-*-sysv.
2301 * configure.in: Probe for ldopen in various places, and set up
2302 collect2 to be linked with them if found.
2303 Don't dink with Windows registry stuff unless $host_os is a
2304 Win32 os name. Check to see if we need -ladvapi32.
2305 * configure: Regenerate.
2307 * Makefile: Get rid of CLIB and HOST_CLIB.
2308 Substitute in COLLECT2_LIBS and link collect2 against its contents.
2309 * build-make: Get rid of HOST_CLIB.
2311 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
2312 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2313 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2314 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
2315 config/rs6000/x-rs6000: Delete.
2317 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
2320 24 x-host fragments remain, 0 x-cpu, 3 top level.
2322 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2324 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
2325 * configure: Regenerate.
2327 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
2329 * Makefile.in (install-headers): Remove redundant dependency.
2331 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
2333 * c-tree.texi (USING_STMT): Document.
2335 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2337 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
2338 * c-common.c: Likewise.
2339 * c-decl.c: Likewise.
2340 * combine.c: Likewise.
2341 * rs6000.c: Likewise.
2342 * except.c: Likewise.
2343 * explow.c: Likewise.
2345 * fold-const.c: Likewise.
2346 * function.c: Likewise.
2349 * integrate.c: Likewise.
2351 * objc/objc-act.c: Likewise.
2352 * recog.c: Likewise.
2353 * reg-stack.c: Likewise.
2354 * reload.c: Likewise.
2355 * reload1.c: Likewise.
2356 * simplify-rtx.c: Likewise.
2358 * varasm.c: Likewise.
2360 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
2362 * diagnostic.def: New file.
2363 * diagnostic.h (diagnostic_t): New enum.
2364 * Makefile.in (diagnostic.o): Depend on diagnostic.def
2366 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2368 * tsystem.h: Test only POSIX for availability of string.h
2370 * config.gcc (all systems): If USG appeared in xm_defines,
2371 change it to POSIX. If both USG and POSIX appeared, just
2372 delete USG. Remove unnecessary quotes around xm_defines
2374 (m68k-crds-unos*): Don't #define unos - tested nowhere.
2375 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
2376 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
2377 powerpc-*-linux*): No need to set xm_defines - handled by
2378 global settings for *-*-linux*.
2380 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2382 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
2383 Always include gstab.h, not system stab.h. Don't provide
2384 default definitions of N_CATCH or N_OPT. Always use the
2385 gstab.h variant of STAB_CODE_TYPE.
2386 * final.c: Don't include stab.h/gstab.h at all, or provide
2387 defaults for N_SLINE and N_SOL.
2389 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
2390 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
2392 * sdbout.c: Always include gsyms.h instead of system syms.h.
2394 * configure.in: No need to check for stab.h.
2395 * configure, config.in: Regenerate.
2396 * Makefile.in (final.o): Don't depend on gstab.h.
2398 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2399 Richard Henderson <rth@redhat.com>
2401 * extend.texi: Improve documentation of volatile asms.
2403 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2405 * c-tree.texi: Fix thinko.
2406 * gcc.texi: Likewise.
2408 2001-04-30 Richard Henderson <rth@redhat.com>
2410 * c-common.c (c_promoting_integer_type_p): New function, from the
2411 corpse of old macro. Properly promote too-small enumerations and
2412 booleans. Adjust all callers.
2413 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
2414 (c_promoting_integer_type_p): Declare.
2415 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
2416 * c-typeck.c: Likewise.
2417 (default_conversion): Remove now redundant boolean check.
2419 2001-04-30 Jan Hubicka <jh@suse.cz>
2420 Richard Henderson <rth@redhat.com>
2422 * regmove.c (try_apply_stack_adjustment): Remove now redundant
2424 (combine_stack_adjustments_for_block): Don't combine stack
2425 allocation followed by deallocations. Handle grow-up stacks.
2427 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2429 * fdl.texi: New file.
2430 * c-tree.texi: Use the GFDL.
2431 * gcc.texi: Likewise.
2433 2001-04-30 Stan Shebs <shebs@apple.com>
2435 * invoke.texi: Add a section documenting Objective-C options.
2437 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
2439 * emit-rtl.c (try_split): Copy EH notes to sequence.
2441 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2443 * regmove.c (record_stack_memrefs): Catch all references to the
2446 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
2448 * Makefile.in (stmp-fixinc): quote shell assignment values
2450 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2452 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
2456 * prefix.c: Likewise.
2458 2001-04-28 Stan Shebs <shebs@apple.com>
2460 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
2461 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
2462 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
2463 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
2465 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
2466 (NEXT_OBJC_RUNTIME): Define.
2468 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2470 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
2471 * simplify-rtx.c (simplify_gen_relational): Likewise.
2473 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
2475 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
2476 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
2478 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
2479 registers in SSE case; fix handling of the immediates.
2480 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
2481 operands to be in regsiters before reload.
2482 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
2483 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
2484 (abstf,absxf,negtf,negxf splitters): Compute
2485 properly the regnum for x86_64.
2486 (avsdf2_if_rex64): New.
2488 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
2490 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
2491 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
2492 into the constant pool.
2493 * jump.c (jump_optimize_1): Remove barrier successors after all
2494 the LABEL_NUSES counds have been computed.
2495 (delete_barrier_successors): When deleting a tablejump insn, also
2496 delete the jump table it uses.
2497 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
2500 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
2502 * pa.c (FRP): Remove erroneous white space in macro definition.
2504 2001-04-28 Andreas Jaeger <aj@suse.de>
2506 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
2508 * extend.texi: Likewise.
2509 * tm.texi: Likewise.
2511 2001-04-28 Andreas Jaeger <aj@suse.de>
2513 * md.texi: Use XX-bit instead of XXbit or XX bit where
2516 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
2518 * gcc.c (process_command): Allow -l lib in addition to -llib
2519 for POSIX compliance. This fixes PR c/2347.
2521 * invoke.texi: Update section on Link Options accordingly.
2523 2001-04-27 Zack Weinberg <zackw@stanford.edu>
2525 * function.c (purge_addressof_1): Remove the duplicate
2526 if (code == SET) block. Fold the two if (code == ADDRESSOF)
2529 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
2531 * except.c (expand_eh_region_start): Don't start a new block.
2532 (expand_eh_region_end): Don't end a block.
2533 * stmt.c (expand_end_bindings): Don't end EH blocks.
2534 (expand_decl_cleanup): Starting an EH region won't change the block.
2535 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
2536 (is_eh_region): Lose.
2539 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
2541 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
2543 * collect2.c (main): Add `-L' case to remove duplicate entries.
2544 (is_in_args): New function to check for a duplicate argument.
2545 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
2546 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
2547 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
2548 Define to be nonzero.
2550 2001-04-27 Andreas Jaeger <aj@suse.de>
2551 Richard Henderson <rth@redhat.com>
2553 * md.texi (Machine Constraints): Document additional i386
2554 constraints and fix description of "A".
2556 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
2558 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
2560 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
2562 * except.c (get_exception_filter): word_mode, not Pmode.
2564 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
2566 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
2567 common to other movsf patterns. Move up so that in future
2568 people who change the other patterns will change it too.
2569 (movsf_lo_sum): Allow even for soft-float; add appropriate
2571 (movsf_high): Likewise.
2572 (movsf_high+1): Allow even for soft-float.
2574 * function.c (expand_function_end): Always clobber the
2575 return registers, even if there is no return label.
2577 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2579 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
2581 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
2583 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
2584 (pushqi2_rex64, pushhi2_rex64): Add.
2586 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
2588 * except.c (expand_eh_region_end_cleanup): Force pending stack
2589 adjust before emitting label that branches around cleanup code.
2591 2001-04-26 H.J. Lu (hjl@gnu.org)
2593 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
2595 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
2597 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
2598 (ASM_OUTPUT_SECTION_NAME): Likewise.
2599 (ASM_WEAKEN_LABEL): Likewise.
2600 (UNIQUE_SECTION): Likewise.
2601 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2602 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2603 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
2604 (ASM_OUTPUT_SECTION_NAME): Likewise.
2605 (ASM_WEAKEN_LABEL): Likewise.
2606 (UNIQUE_SECTION): Likewise.
2607 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2608 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2609 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
2610 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
2611 (ASM_FILE_START): Likewise.
2612 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2613 (ASM_DECLARE_OBJECT_NAME): Likewise.
2614 (ASM_FILE_END): Likewise.
2615 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2616 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2617 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2618 (ASM_OUTPUT_CASE_LABEL): Likewise.
2619 (ASM_OUTPUT_SKIP): Likewise.
2620 (ASM_OUTPUT_ASCII): Likewise.
2621 (ASM_OUTPUT_IDENT): Likewise.
2622 (READONLY_DATA_SECTION): Likewise.
2623 (EXTRA_SECTIONS): Likewise.
2624 (EXTRA_SECTION_FUNCTIONS): Likewise.
2625 (SELECT_RTX_SECTION): Likewise.
2626 (SELECT_SECTION): Likewise.
2628 * config/mips/linux.h (INVOKE__main): Undefine.
2629 (CTOR_LIST_BEGIN): Likewise.
2630 (CTOR_LIST_END): Likewise.
2631 (DTOR_LIST_BEGIN): Likewise.
2632 (DTOR_LIST_END): Likewise.
2633 (SET_ASM_OP): Defined it to ".dummy".
2634 (ASM_OUTPUT_DEF): Defined.
2635 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
2637 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
2639 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
2640 assembler supports .p2align.
2642 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
2644 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
2646 2001-04-26 Jakub Jelinek <jakub@redhat.com>
2648 * integrate.c (expand_inline_function): Check for error_mark_node
2651 2001-04-26 Jakub Jelinek <jakub@redhat.com>
2653 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
2656 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
2658 * configure.in (configargs.h): Define thread_model.
2659 * configure: Rebuilt.
2660 * gcc.c (main): Print it with -v.
2662 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
2664 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
2665 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
2666 * gcc.1: Regenerate.
2668 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2670 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
2671 is_redundant_typedef): Use static inline instead of inline static.
2673 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
2675 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
2676 this directory is always searched.
2678 2001-04-25 Richard Henderson <rth@redhat.com>
2680 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
2681 of registers to restore along non eh_return path.
2683 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2685 * c-format.c (check_format_info_recurse): Handle
2686 PLUS_EXPR for format string.
2688 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2690 * config/ia64/ia64.h (CC1_SPEC): Define.
2691 * config/ia64/linux.h (CC1_SPEC): Define.
2693 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
2695 * emit-rtl.c (constant_subword): Also do sign extension in
2696 BITS_PER_WORD == 16 case.
2698 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
2700 * loop.c (try_swap_copy_prop): Go back to checking insn.
2702 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2704 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
2705 if check_mode is non-zero.
2707 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2709 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
2710 out and comparison sequence has been detected, put result into
2711 proper temporary pseudo.
2713 2001-04-24 Zack Weinberg <zackw@stanford.edu>
2715 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
2716 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
2717 * libgcc2.c: Remove __dummy and __builtin_saveregs.
2718 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
2719 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
2720 for future reference.
2722 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
2724 * except.c (reachable_handlers): Step out one level from a RESX.
2726 * except.c (struct eh_region): Rename 'last' to 'resume'.
2727 (mark_eh_region, duplicate_eh_region_1): Adjust.
2728 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
2729 (build_post_landing_pads): Likewise.
2730 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
2731 (expand_eh_region_end_must_not_throw): Likewise.
2732 (connect_post_landing_pads): Thread (only) regions with non-deleted
2735 * except.c (expand_eh_region_end_cleanup): Save the EH return data
2736 registers around the cleanup.
2737 (get_exception_filter): New fn.
2738 (finish_eh_generation): Use it.
2740 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
2742 * c-semantics.c (add_scope_stmt): Don't call
2743 current_scope_stmt_stack multiple times.
2745 2001-04-24 Zack Weinberg <zackw@stanford.edu>
2746 Nathan Sidwell <nathan@codesourcery.com>
2748 Lazy __FUNCTION__ generation.
2749 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
2750 RID_C99_FUNCTION_NAME): New _RIDs.
2751 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
2752 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
2753 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
2755 (function_id_node, pretty_function_id_node, func_id_node): Remove.
2756 (c99_function_name_decl_node, function_name_decl_node,
2757 pretty_function_name_decl_node, saved_function_name_decls):
2759 (struct language_function): Remove x_function_name_declared_p.
2760 (make_fname_decl): Remove a parameter.
2761 (declare_function_names): Remove prototype.
2762 (start_fname_decls, finish_fname_decls): Prototype.
2763 (fname_as_string): Likewise.
2764 (fname_string, fname_decl): Likewise.
2765 * c-common.c (make_fname_decl): Adjust.
2766 (struct fname_var_t): New struct.
2767 (fname_vars): New static array.
2768 (declare_function_name): Remove.
2769 (start_fname_decls, finish_fname_decls): New functions.
2770 (fname_as_string): New function from remnants of
2771 declare_function_name.
2772 (fname_string, fname_decl): New functions.
2774 * c-decl.c (c_function_name_declared_p): Remove.
2775 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
2776 don't call declare_function_name. Call start_fname_decls.
2777 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
2778 clobber the line number. Call finish_decl.
2779 (start_function): Call start_fname_decls.
2780 (finish_function): Call finish_fname_decls.
2781 Remove c_function_name_declared_p.
2782 (push_c_function_context): Don't push c_function_name_declared_p.
2783 (pop_c_function_context): Don't pop c_function_name_declared_p.
2784 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
2785 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
2786 (program): Call finish_fname_decls for C.
2787 (primary): Add VAR_FUNC_NAME.
2788 (reswords): Add slots for __FUNCTION__ et al.
2789 (rid_to_yy): Add mappings for __FUNCTION__ et al.
2790 (yylexname): If it's a STRING_FUNC_NAME generate the function name
2791 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
2792 * c-semantics.c (prune_unused_decls): Remove.
2793 (finish_stmt_tree): Don't call prune_unused_decls.
2794 (genrtl_decl_stmt): Don't prune unused decls here.
2796 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
2798 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
2799 constant pool, use the pool's SYMBOL_REF instead.
2801 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
2804 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
2806 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
2807 passing nested NOP_EXPRs to fold.
2809 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
2811 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
2813 2001-04-22 Mark Mitchell <mark@codesourcery.com>
2815 * loop.c (loop_delete_insns): Add prototype.
2817 2001-04-23 Phil Edwards <pme@sources.redhat.com>
2819 * configure.in: Remove ENABLE_STD_NAMESPACE.
2820 * config.in: Regenerated.
2821 * configure: Regenerated.
2823 2001-04-22 Stan Shebs <shebs@apple.com>
2825 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
2827 * config/rs6000/xm-darwin.h: Remove file.
2829 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2831 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
2832 (write_c_file_stat): Likewise.
2834 * dbxout.c (dbxout_init): Likewise.
2836 * profile.c (output_func_start_profiler): Likewise.
2838 2001-04-22 Philipp Thomas <pthomas@suse.de>
2840 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
2841 require it instead of the CVS version.
2842 * cpperror.c (v_message): Put a blank before the macro
2843 body to not confuse exgettext.
2845 2001-04-21 Mark Mitchell <mark@codesourcery.com>
2847 * flow.c (proagate_one_insn): Remove useless assignment.
2848 * jump.c (delete_insn): Tidy.
2849 * loop.c (try_copy_prop): When deleting an instruction with a
2850 REG_RETVAL note, delete the entire libcall sequence.
2851 (loop_delete_insns): New function.
2852 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
2853 we're not substituting into them yet.
2855 2001-04-21 Kazu Hirata <kazu@hxi.com>
2857 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
2859 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
2861 * config/i960/i960.c (signed_arith_operand): Likewise.
2863 * calls.c (expand_call): Fix a comment typo.
2865 2001-04-20 Zack Weinberg <zackw@stanford.edu>
2867 * configure.in: Probe for times, clock, struct tms, and clock_t.
2868 * configure, config.in: Regenerate.
2869 * timevar.c: Replace ifdef forest in get_time with (relatively)
2870 straightforward series of checks based on autoconf's probes.
2872 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
2874 * config/pa/som.h (NM_FLAGS): Define.
2876 2001-04-20 Bernd Schmidt <bernds@redhat.com>
2878 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
2880 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
2881 * ia64.c (nop_cycles_until): New function.
2882 (prev_cycle, prev_first, last_issued): New static variables.
2883 (ia64_sched_reorder): Additional arg for clock.
2884 On final scheduling pass, emit extra NOPs as needed.
2885 Set prev_first and prev_cycle.
2886 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
2887 (ia64_variable_issue): Set last_issued.
2889 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
2891 * config/i386/i386.c (ix86_expand_int_movcc,
2892 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
2894 2001-04-20 Geoff Keating <geoffk@redhat.com>
2896 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
2897 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
2898 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
2899 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
2900 ctrdi_internal6): In the short-branch case, this insn is only 4
2901 bytes long. Reported by Reza Yazdani <reza@apple.com>.
2903 2001-04-20 Jakub Jelinek <jakub@redhat.com>
2905 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
2906 "=u" is used together with "st" resp. "st(1)" clobber.
2908 2001-04-20 Jakub Jelinek <jakub@redhat.com>
2910 * gcse.c (gcse_main): Fix comment typo.
2911 (delete_null_pointer_check): Likewise.
2912 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
2913 * cse.c (cse_insn): Likewise.
2914 * function.c (fixup_var_refs_insns_with_hash): The sequence is
2917 2001-04-19 Zack Weinberg <zackw@stanford.edu>
2919 * toplev.c: Excise all code for the undocumented -dm option.
2920 (float_signal): Call signal just once, unconditionally.
2922 2001-04-19 Geoff Keating <geoffk@redhat.com>
2924 * fold-const.c (fold): Use first_rtl_op rather than
2925 TREE_CODE_LENGTH when looping over parameters of a tree.
2926 Correct strange grouping in test for evaluated SAVE_EXPR.
2928 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
2930 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
2931 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
2933 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
2934 name at 32 total characters.
2935 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
2936 functions in named sections -- data items can still go into unique
2937 sections, but they have normal names (ie $LIT$ and $DATA$).
2939 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
2942 2001-04-19 DJ Delorie <dj@redhat.com>
2944 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
2945 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
2946 * config/i386/cygwin.h: Likewise.
2947 * config/i386/mingw32.h: Likewise.
2948 * config/vax/vms.h: Likewise.
2949 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
2951 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
2952 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
2953 * config/i386/xm-cygwin.h: Likewise.
2954 * config/i386/xm-djgpp.h: Likewise.
2955 * config/i386/xm-mingw32.h: Likewise.
2956 * config/vax/xm-vms.h: Likewise.
2958 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
2959 instead of OBJECT_SUFFIX.
2960 * collect2.c (find_a_file): Look for files matching the extension
2961 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
2962 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
2963 TARGET_EXECUTABLE_SUFFIX.
2964 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
2965 (make_relative_prefix): Likewise.
2966 (convert_filename): Use TARGET_ suffixes throughout. Remove
2968 (process_command): Likewise.
2969 (do_spec_1): Likewise.
2970 * java/lang.c (init_parse): Likewise.
2972 * gcc.texi : Document four new options matching the pattern
2973 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
2974 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
2975 documentation for NO_AUTO_EXE_SUFFIX.
2977 2001-04-19 Mark Mitchell <mark@codesourcery.com>
2979 * toplev.h (struct lang_hooks): Allow decode_option to indicate
2980 that language-independent processing should not be done.
2981 * toplev.c (main): Adjust accordingly.
2983 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
2984 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
2986 * mips.md (reload_outputdi): Require that operand0 be a
2989 2001-04-19 Jakub Jelinek <jakub@redhat.com>
2991 * invoke.texi (-Wshadow): Clarify.
2993 2001-04-18 Mark Mitchell <mark@codesourcery.com>
2995 * loop.c (load_mems): Examine all the instructions in the loop
2996 before concluding that all jumps branch to the first instruction
2999 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
3001 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
3003 2001-04-18 Jakub Jelinek <jakub@redhat.com>
3005 * cpp.texi (-Wwhite-space): Remove.
3006 (-Wall): -Wall does not imply -Wwhite-space.
3008 2001-04-17 Zack Weinberg <zackw@stanford.edu>
3010 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
3011 use it instead of blindly generating a .stabs.
3012 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
3014 * xcoffout.c: Don't bother defining default for N_CATCH.
3015 (UNKNOWN_STAB): Use internal_error.
3016 (stab_to_sclass): Remove now-unnecessary aborts.
3017 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
3019 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
3021 * jump.c (mark_all_labels): Canonicalize the tail recursion
3022 label attached to CALL_PLACEHOLDER insns.
3024 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3026 * output.h (dump_flow_info, free_basic_block_vars,
3027 which_alternative): Delete redundant prototypes.
3029 * rtl.h (bss_section): Likewise.
3031 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
3033 * dbxout.c (N_OPT): Define if not available from <stab.h>
3035 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3037 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
3038 libraries and native K&R compilers.
3040 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3042 * c-typeck.c (convert_arguments): Don't check for width changes
3045 * invoke.texi (-Wtraditional): Update documentation.
3047 2001-04-16 Zack Weinberg <zackw@stanford.edu>
3049 * toplev.c (output_lang_identify): Delete.
3050 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
3051 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
3052 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
3053 after calling ASM_FILE_END.
3055 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
3056 Instead, unconditionally emit an N_OPT stab with string equal
3057 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
3059 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
3061 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
3062 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
3063 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
3064 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
3065 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
3066 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
3067 config/i370/i370.h, config/i386/beos-elf.h,
3068 config/i386/osf1elf.h, config/i386/osfrose.h,
3069 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
3070 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
3071 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
3072 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
3073 config/mips/iris6.h, config/mips/osfrose.h,
3074 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
3075 config/sparc/sp64-elf.h:
3076 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
3077 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
3079 * config/elfos.h, config/freebsd.h, config/linux.h,
3080 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
3081 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
3082 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
3083 of ASM_FILE_START which merely emit a .version directive. Delete
3084 definitions of ASM_FILE_END which merely emit an .ident directive.
3086 * config/avr/avr.h, config/vax/vax.h: Delete definition of
3087 ASM_IDENTIFY_GCC and move part of its logic into
3090 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
3091 config/sparc/linux-aout.h: Don't emit .version directive in
3094 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
3095 (output_file_start): Correct comment.
3097 * config/i386/osfrose.h: Don't emit trailing .ident directive.
3098 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
3100 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
3101 * config/rs6000/aix.h: Correct comment.
3103 * config/i386/i386afe.h: Delete.
3104 * config.gcc: Remove references to i386afe.h.
3106 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
3107 other macros deleted by this patch were undocumented.
3109 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
3111 * pa.md (reload_outdi): Operand 0 must be a non hard register.
3113 * pa.c (secondary_reload_class): SAR<->FP copies require a
3116 * install.texi (mips-mips-bsd): Update list of functions
3117 required to include memmove.
3118 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
3119 used functions to include memmove.
3121 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
3123 * i386.md (sqrtdf2): SFmode should be DFmode.
3125 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
3127 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
3128 (find_moveable_store): Likewise.
3130 2001-04-15 Jim Wilson <wilson@redhat.com>
3132 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
3134 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
3136 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
3137 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
3139 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3141 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
3144 2001-04-14 Alan Modra <amodra@one.net.au>
3146 * pa.c (force_mode): New function.
3147 (emit_move_sequence): Use it instead of generating new rtx_REGs.
3149 2001-04-13 Jim Wilson <wilson@redhat.com>
3151 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
3152 (first_instruction): New static variable.
3153 (rtx_needs_barrier): Return 1 for alloc.
3154 (init_insn_group_barriers): Set first_instruction.
3155 (rws_sum): Delete duplicate definition.
3156 (group_barrier_needed_p): Return 0 when first_instruction true.
3157 (safe_group_barrier_needed_p): Save and restore first_instruction
3158 around group_barrier_needed_p call.
3160 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
3162 * expr.h (enum libfunc_index): Add LTI_memmove.
3163 (memmove_libfunc): Define macro.
3164 * optabs.c (init_optabs): Initialize memmove_libfunc.
3165 * expr.c (expand_assignment): Use memmove_libfunc instead of
3168 2001-04-13 Alan Modra <alan@linuxcare.com.au>
3170 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
3173 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3175 * Makefile.in (reg-stack.o): Depend on reload.h.
3176 (insn-attrtab.o): Depend on flags.h.
3178 * genattrtab (main): Include flags.h in insn-attrtab.c.
3180 * reg-stack.c: Include reload.h.
3182 * sparc.h (flag_pic): Delete redundant declaration.
3184 * output.h (flag_pic): Likewise.
3186 * tree.h (pedantic): Likewise.
3188 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3190 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
3192 * jump.c, regmove.c, toplev.c: Include reload.h.
3194 * reload.h (reload_cse_regs): Declare.
3196 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
3197 reload_cse_regs, init_reload, mark_home_live, reload,
3198 init_caller_save): Delete redundant prototypes.
3200 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3202 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
3204 * regclass.c, ssa.c: Include expr.h.
3206 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
3207 gen_move_insn): Delete redundant declarations.
3209 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3211 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
3212 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
3213 MAKEINFO and MAKEINFOFLAGS too.
3214 (stage4_build): Correctly order -B flags.
3216 2001-04-13 Alan Modra <amodra@one.net.au>
3218 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
3219 PIC_OFFSET_TABLE_SAVE_RTX.
3220 (zdepi_cint_p): Describe zdepi insn.
3221 Formatting and white space fixes throughout file.
3223 * pa.c (uint32_operand): Don't use long constant >= 2^32.
3224 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
3225 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
3226 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
3227 (output_64bit_and): Use plain `int's for shift counts.
3228 (output_64bit_ior): Likewise.
3229 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
3230 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
3233 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
3234 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
3235 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
3236 NEW_HP_ASSEMBLER into one. Kill warnings.
3238 * pa-gas.h: Delete file.
3239 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
3240 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
3241 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
3242 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
3244 * config/pa/mill32.S: New file.
3245 * config/pa/mill64.S: New file.
3246 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
3247 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
3248 * config/pa/t-linux64: New file.
3249 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
3250 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
3251 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
3253 * elfos.h (SELECT_SECTION): Undef before defining.
3254 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
3255 (LIB_SPEC): Remove -lmilli.
3256 (DBX_REGISTER_NUMBER): Remove.
3257 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
3258 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
3259 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
3260 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
3261 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
3262 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
3263 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
3264 TARGET_GAS): Define.
3265 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
3266 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
3267 regs if we don't have a prototype.
3268 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
3269 * pa.h (TARGET_ELF32): Default to 0 if undefined.
3270 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
3271 EH_RETURN_HANDLER_RTX): Define.
3272 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
3273 (DWARF_FRAME_REGNUM): Define.
3274 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
3275 * pa32-linux.h: New file.
3276 * pa64-linux.h: New file.
3278 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3279 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
3280 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
3281 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
3282 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
3283 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
3284 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3285 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
3286 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
3287 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
3288 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3289 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
3290 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
3291 * pa64-hpux.h: New file.
3292 (ASM_FILE_START): Correct typo.
3293 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
3294 * config.gcc: Modify for above.
3296 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
3298 * jump.c (jump_optimize_1): Don't delete dead stores here.
3299 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
3300 prior to running jump optimize before cse2.
3302 2001-04-12 Richard Henderson <rth@redhat.com>
3304 * Makefile.in (regmove.o): Depend on except.h.
3305 * regmove.c: Include it.
3307 2001-04-12 Stan Shebs <shebs@apple.com>
3309 * objc/objc-act.c: Remove all code ifdefed with the never-used
3310 macro OBJC_INT_SELECTORS.
3311 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
3312 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
3314 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
3316 * config/pa/quadlib.c: Add prototypes.
3318 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3320 * bitmap.h (debug_bitmap): Delete redundant prototype.
3322 * rtl.h (get_frame_size): Likewise.
3324 2001-04-12 Jim Wilson <wilson@redhat.com>
3326 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
3327 to just emit an fnorm.
3329 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3331 * c-common.h (truthvalue_conversion, type_for_mode,
3332 type_for_size): Delete redundant declarations.
3334 * c-lex.h (is_class_name): Likewise.
3336 * c-tree.h (pedantic, convert, getdecls, gettags,
3337 global_bindings_p, init_decl_processing, insert_block,
3338 maybe_build_cleanup, poplevel, print_lang_decl,
3339 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
3340 set_block, incomplete_type_error, build_function_call,
3341 lvalue_or_else, mark_addressable): Likewise.
3343 * expr.h (expand_tree_builtin): Likewise.
3345 2001-04-12 Mark Mitchell <mark@codesourcery.com>
3347 * invoke.texi: Document --param max-gcse-memory.
3349 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3351 * configure.in (errno): Check for declaration.
3352 * configure, config.in: Regenerated.
3354 * system.h (errno): Only declare if not already done.
3356 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3358 * recog.c (general_operand, immediate_operand,
3359 nonmemory_operand): Require CONST_INTs to be sign-extended
3360 values for their modes.
3362 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3364 * expmed.c (store_bit_field): Truncate CONST_INTs.
3365 (expand_mult_highpart, expand_divmod): Likewise.
3366 * expr.c (convert_modes, store_field): Likewise.
3367 * integrate.c (expand_inline_function): Use promote_mode() to
3368 determine whether to convert_modes() an argument as signed
3370 * optabs.c (expand_binop): Get CONST_INT operands
3371 sign-extended for their appropriate modes.
3372 * stmt.c (emit_case_nodes): Convert node values to the
3374 (expand_end_case): Convert minval and range to the appropriate
3376 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
3377 the iteration variable.
3378 * varasm.c (immed_double_const): Don't require words to be
3379 narrower than host wide ints to properly sign-extend
3382 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
3384 * sh.md (builtin_setjmp_receiver): New expander.
3386 2001-04-12 David Edelsohn <dje@watson.ibm.com>
3388 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
3389 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
3390 for generating CONST_INT and CONST_DOUBLE.
3392 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3394 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3395 already sign-extended.
3396 (rs6000_emit_prologue): Make register iterator signed.
3397 (rs6000_emit_epilogue): Likewise.
3398 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
3400 (movsf split, movdf split): Sign-extend CONST_INTs.
3401 (movdi splits): Likewise.
3403 2001-04-12 Kelley Cook <kelley.cook@home.com>
3405 * config-lang.in (lang_dirs): Add in zlib.
3407 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
3409 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
3410 operands that make it to RTL.
3412 2001-04-11 Stan Shebs <shebs@apple.com>
3414 Add Darwin (Mac OS X kernel) native support.
3415 * config.gcc (powerpc-*-darwin*): Add native bits.
3416 * config/darwin.c: New file, generic Darwin support functions.
3417 * config/darwin.h: New file, generic Darwin definitions.
3418 * config/darwin-protos.h: New file, generic Darwin prototypes.
3419 * rs6000/darwin.h: New file, Darwin for PowerPC.
3420 * rs6000/t-darwin: New file, Darwin makefile fragment.
3421 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
3422 (TARGET_MACHO): Ditto.
3423 (rs6000_abi): Add ABI_DARWIN.
3424 (RS6000_REG_SAVE): Add ABI_DARWIN case.
3425 (RS6000_SAVE_AREA): Ditto.
3426 (FP_ARG_MAX_REG): Ditto.
3427 (RETURN_ADDRESS_OFFSET): Ditto.
3428 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
3430 (rs6000_emit_move): Add ABI_DARWIN cases.
3431 (print_operand): Ditto.
3432 (first_reg_to_save): Ditto.
3433 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
3434 (debug_stack_info): Ditto.
3435 (rs6000_emit_prologue): Ditto.
3436 (rs6000_emit_epilogue): Ditto.
3437 (output_profiler_hook): Ditto.
3438 (output_function_profiler): Ditto.
3439 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
3440 (output_mi_thunk): Add TARGET_MACHO case.
3441 (add_compiler_stub): Ditto.
3442 (output_compiler_stub): Ditto.
3443 (no_previous_def): Ditto.
3444 (output_call): Ditto.
3445 (machopic_output_stub): Ditto.
3446 (rs6000_machopic_legitimize_pic_address): Ditto.
3447 (toc_section): Ditto.
3448 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
3449 (macho_high): Ditto.
3452 (load_macho_picbase): Ditto.
3453 (call): Add TARGET_MACHO case to modify function.
3454 (call_value): Ditto.
3455 (call_nonlocal_sysv): Add ABI_DARWIN case.
3456 (call_value_nonlocal_sysv): Ditto.
3457 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
3459 (machopic_output_stub): Ditto.
3460 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
3462 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3464 * dwarf2out.c (modified_type_die): Don't create new types here.
3465 * tree.h (get_qualified_type): New function.
3466 (build_qualified_type): Adjust comment.
3467 * tree.c (get_qualified_type): New function.
3468 (build_qualified_type): Use it.
3470 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3472 * cpp.texi (-Wtraditional): Update description.
3474 * invoke.texi (-Wtraditional): Likewise.
3476 2001-04-11 Jim Wilson <wilson@redhat.com>
3478 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
3479 requires more than 64 bits of alignment.
3481 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
3483 * cpplib.c (do_line): Sanity check iff enable checking.
3485 2001-04-11 Richard Henderson <rth@redhat.com>
3487 * Makefile.in (insn-recog.o): Depend on toplev.h.
3488 (insn-emit.o, doloop.o): Likewise.
3489 * genrecog.c, genemit.c: Include toplev.h in generated file.
3490 * doloop.c: Include toplev.h.
3492 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3494 * Makefile.in (gcse.o): Depend on params.h.
3495 * gcse.c: Include params.h.
3496 (gcse_main): Don't do GCSE if doing so will take inordinate
3498 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
3499 * params.h (MAX_GCSE_MEMORY): New macro.
3501 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3503 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
3505 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
3507 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3509 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
3511 * real.h (ereal_atof, real_value_truncate, target_isnan,
3512 target_isinf, target_negative, assemble_real, debug_real): Delete
3513 redundant prototypes.
3515 * Makefile.in (ifcvt.o): Depend on toplev.h.
3517 * c-semantics.c: Include expr.h.
3519 * ifcvt.c: Include toplev.h.
3521 * expr.h (rtx_equal_p): Delete prototype.
3523 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
3524 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
3525 eliminate_constant_term, expand_complex_abs, find_single_use,
3526 make_tree, init_expr_once, init_optabs, supports_one_only):
3529 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
3530 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
3531 expand_assignment, store_expr, emit_line_note_after,
3532 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
3534 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
3536 * sparc-protos.h: Delete redundant prototypes.
3538 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3540 * reload.c (push_reload): Add condition missed in SUBREG byte
3543 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3545 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
3547 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3549 * i386.md (floatsisf_sse): Fix output template
3550 * i386.c (ix86_expand_fp_movcc)
3552 * reg-stack.c (emit_pop_insn): Handle complex modes.
3553 (move_for_stack_reg): Emit proper move mode.
3554 (subst_stack_regs_pat): Handle complex modes.
3556 2001-04-11 Jakub Jelinek <jakub@redhat.com>
3558 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
3560 2001-04-10 Richard Henderson <rth@redhat.com>
3562 * libgcc2.h (__terminate_func_ptr): Remove typedef.
3563 (__pure_virtual, __terminate, __terminate_set_func,
3564 __default_terminate, __throw_type_match, __empty,
3565 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
3566 __eh_rtime_match, __unwinding_cleanup, __rethrow,
3567 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
3568 Remove prototypes of deleted functions.
3570 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3572 * c-typeck.c (convert_arguments): -Wtraditional now activates
3573 -Wconversion warnings, except for changes in signed-ness.
3574 Detect complex<->int & int<->complex conversions as well.
3576 * invoke.texi (-Wtraditional): Document it.
3578 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3580 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
3581 * flow.c (set_block_for_new_insns): Remove needless cast and
3582 properly check for unset block number.
3584 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
3586 * function.c (purge_single_hard_subreg_set): Only check REGNO if
3587 the subreg was a hard register. Pseudos are left as subregs.
3589 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3591 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
3592 (LIB2ADD_ST): New macro, pass it to mklibgcc.
3593 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
3594 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
3595 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
3597 2001-04-09 Bo Thorsen <bo@suse.co.uk>
3599 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
3601 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3603 * output.h (set_block_num): Missed it earlier, remove deprecated
3606 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3608 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
3609 (load_killed_in_block_p): Change bb parameter from int to basic_block.
3610 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
3611 (handle_rd_kill_set): Change bb parameter from int to basic_block.
3612 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
3613 (expr_killed_p): Change bb parameter from int to basic_block, pass
3614 basic_blocks instead of ints as parameters.
3615 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
3616 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
3617 from int to basic_block, pass basic_blocks instead of ints as parms.
3618 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
3619 parameter from int to basic_block, pass basic_blocks instead of ints.
3620 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
3621 (insert_insn_end_bb): Change bb parameter from int to basic_block,
3622 pass basic_blocks instead of ints.
3623 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
3624 basic_blocks instead of ints as parameters.
3625 (pre_delete): Pass basic_blocks instead of ints as parameters.
3626 (hoist_expr_reaches_here_p): Change bb parameter from int to
3627 basic_block, pass basic_blocks instead of ints.
3628 (hoist_code): Pass basic_blocks instead of ints as parameters.
3629 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
3630 Change bb parameter from int to basic_block.
3631 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
3632 (insert_insn_start_bb): Change bb parameter from int to basic_block,
3633 pass basic_blocks instead of ints.
3634 (insert_store): Pass basic_blocks instead of ints as parameters.
3635 (replace_store_insn, delete_store): Change bb parameter from int to
3636 basic_block, pass basic_blocks instead of ints.
3637 (store_motion): Pass basic_blocks instead of ints as parameters.
3639 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3641 * basic-block.h (set_new_block_for_insns): New Prototype.
3642 (set_block_num): Delete prototype.
3643 * flow.c (set_block_num): Remove obsolete function.
3644 (set_block_for_new_insns): Set BB for single or multiple insns.
3645 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
3646 (process_insn_end_bb): Use set_block_for_new_insns or
3647 set_block_for_insn instead of set_block_num.
3648 (pre_insert_copy_insn): Use set_block_for_new_insns.
3649 (update_ld_motion_stores): Use set_block_for_new_insns.
3650 (insert_insn_start_bb): Use set_block_for_new_insns.
3651 (replace_store_insn): Use set_block_for_new_insns.
3653 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3654 Jeff Law <law@redhat.com>
3656 * alias.c (get_addr): Externalize.
3657 (canon_true_dependence): New function. Behaves like true_dependance
3658 except it already assumes a MEM has been canonicalized.
3659 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
3660 * gcse.c (struct ls_expr): Add load/store expressions structure.
3661 (modify_mem_list, canon_modify_mem_list): New variable.
3662 (gcse_main): Initialize & finalize alias analysis. Use enhanced
3663 load motion and store motion if requested.
3664 (alloc_gcse_mem): Allocate space for modify_mem_list array.
3665 (free_gcse_mem): Free the modify_mem_list array.
3666 (oprs_unchanged_p): Use load_killed_in_block_p.
3667 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
3668 (mems_conflict_for_gcse_p): New function. Don't kill loads
3669 with stores to themselves if its in the load/store expression list.
3670 (load_killed_in_block_p): New function.
3671 (canon_list_insert): New Function.
3672 (record_last_mem_set_info): Keep a list of all instructions which
3673 can modify memory for each basic block.
3674 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
3675 (oprs_not_set_p): Use load_killed_in_block_p.
3676 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
3677 (expr_killed_p): Use load_killed_in_block_p.
3678 (compute_transp): Do not pessimize memory references.
3679 (pre_edge_insert): Update stores for a load motion expression.
3680 (one_pre_gcse_pass): Check loads/stores for extra load motion.
3681 (ldst_entry): Find or create a ldst_expr structure.
3682 (free_ldst_entry): Free memory for an individual item.
3683 (free_ldst_mems): Free entire load/store expression list.
3684 (print_ldst_list): Print debug info.
3685 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
3686 (enumerate_ldsts): Assign integer values to each entry in list.
3687 (first_ls_expr): First expression in the list.
3688 (next_ls_expr): Next expression in the list.
3689 (simple_mem): Check if expression qualifies for ld/st expression list.
3690 (invalidate_any_buried_refs): Remove from expression list if its
3691 used in some other way we dont understand.
3692 (compute_ld_motion_mems): Find all potential enhanced load motion
3694 (trim_ld_motion_mems): Remove any expressions which are invalid.
3695 (update_ld_motion_stores): Copy store values to registers for loads
3696 which have been moved.
3697 (regvec, st_antloc, num_store): New global statics.
3698 (reg_set_info): Marks registers as set.
3699 (store_ops_ok): Verfies registers expressions are valid in a block.
3700 (find_moveable_store): Look for moveable stores in a pattern.
3701 (compute_store_table): Find stores in a function worth moving, maybe.
3702 (load_kills_store): Check dependance of a load and store.
3703 (find_loads): Find any loads in a pattern.
3704 (store_killed_in_insn): Check if a store is killed in an insn.
3705 (store_killed_after): Check is store killed after an insn in a block.
3706 (store_killed_before): Check is store killed before an insn in a block.
3707 (build_store_vectors): Generate the antic and avail vectors.
3708 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
3709 (insert_store): Add a store to an edge.
3710 (replace_store_insn): Replace a store with a SET insn.
3711 (delete_store): Delete a store insn.
3712 (free_store_memory): Free memory.
3713 (store_motion): Perform store motion.
3714 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
3715 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
3716 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
3717 (f_options): Add gcse-lm and gcse-sm.
3719 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3721 * i386.c (expand_fp_movcc): Fix condition reversal code.
3723 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
3724 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
3725 (CLASS_MAX_NREGS): Use it.
3727 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
3728 handle properly complex values.
3729 (CLASS_MAX_NREGS): Likewise; update comment.
3731 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3733 * ia64.c (ia64_flag_schedule_insns2): New variable.
3734 (ia64_override_options): Initialize it. Clear
3735 flag_schedule_insns_after_reload.
3736 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
3738 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
3740 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
3741 Do not require source to match destination anymore;
3742 Add abort to the nontrivial cases that should be handled by split.
3743 (fix_trunc?fdi): Add SSE case for x86_64.
3744 (floatdi?f): Likewise.
3745 (floatdi?f_sse): New.
3746 (fix_trunc?fdi_sse): New.
3748 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
3750 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
3751 (DEBUG_ARANGES_END_LABEL): Ditto.
3752 (dwarfout_init): Generate length and version fields at the start
3753 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
3754 after the length field.
3755 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
3756 the .debug_aranges info.
3758 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3760 * i386.c (call, call_value): Make sure that resulting call_insn
3761 does have proper second operand.
3763 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
3765 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
3766 function. Remove include of sys/cygwin.h.
3768 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
3770 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
3771 (CPP_SPEC): Always search */include/w32api for header files.
3772 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
3773 (LINK_SPEC): Add "cyg" to the library search prefixes.
3775 2001-04-08 Philip Blundell <philb@gnu.org>
3777 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
3779 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
3781 * cpperror.c (print_location): Don't special case <stdin>.
3782 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
3783 WARNING, but we don't check if we're in system headers.
3784 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
3785 * cpplib.c (do_warning): Warn in system headers.
3787 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
3789 * mbchar.c: Include config.h first.
3791 2001-04-07 Zack Weinberg <zackw@stanford.edu>
3793 * config.gcc: Set default for xmake_file at top, not bottom.
3794 Change places that set xmake_file to "none" to set to the
3795 empty string instead, or remove them entirely if there is no
3796 default xmake_file for this cpu_type. Remove references to
3799 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
3800 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
3801 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
3802 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
3803 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
3804 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
3805 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
3806 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
3807 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
3808 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
3811 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
3812 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
3813 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
3814 config/mips/x-sysv, config/rs6000/x-aix31:
3815 Just set CLIB to -lld or -lmld, as appropriate.
3817 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
3818 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
3819 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
3820 config/mips/x-iris, config/pa/x-pa:
3821 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
3822 OTHER_FIXINCLUDES_DIRS.
3824 * config/i386/x-djgpp: Don't set LN or LN_S.
3825 * config/m88k/x-dolph: Don't define __m88k__.
3826 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
3827 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
3828 * config/i860/fx2800.h: No need to #undef SVR4.
3830 38 x-host fragments remain, 2 x-cpu.
3832 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3834 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
3836 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3838 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
3840 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3842 * configure.in: Add check for lstat.
3843 * configure, config.in: Regenerate.
3844 * cppinit.c (append_include_chain): Make empty path ".".
3845 * cpplib.c (do_line): Don't simplify #line paths.
3846 * cppfiles.c (remove_component_p): New function.
3847 (find_or_create_entry): Acknowledge stat () errors during
3848 path simplification.
3849 (handle_missing_header): Don't simplify paths.
3850 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
3851 the empty path untouched. Don't leave a trailing '/'.
3853 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
3855 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3856 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3858 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3860 * cppfiles.c (open_file): Fail directories silently, but
3861 with an errno of NOENT set.
3862 (read_include_file): Move the common exit code to the sole
3863 caller. Return an int indicating success or failure. Let
3864 open_file handle directories.
3865 (stack_include_file): If read_include_file fails,
3866 push a "null" buffer.
3868 2001-04-05 DJ Delorie <dj@redhat.com>
3870 * function.h (virtuals_instantiated): Declare.
3871 * function.c: (virtuals_instantiated): Make global.
3872 * calls.c (emit_library_call_value_1): Use
3873 virtual_outgoing_args_rtx only if it hasn't been instantiated.
3874 Otherwise, use the stack pointer directly.
3876 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
3878 * i386.c (x86_initialize_trampoline): New global function.
3879 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
3880 (INITIALIZE_TRAMPOLINE): Move offline.
3881 * i386-protos.h (x86_initialize_trampoline): Declare.
3883 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
3885 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
3886 (lea_0): Rename to lea_1.
3887 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
3888 (lea_general_?): Allow SImodes on TARGET_64BIT
3889 (lea_general_?_zext): New patterns.
3890 (call_1, call_1_rex64): Fix.
3892 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
3894 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
3896 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3898 * i386.c (function_arg): Return constm1_rtx for last argument.
3899 (ix86_expand_prologue): Update gen_call calls.
3900 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
3901 * i386.md (call_pop): Likewise.
3902 (call): Second operand is VOIDmode.
3903 (call_0): Likewise; Support 64bits.
3904 (call_exp): New expander.
3905 (call_1): Get to the sync.
3906 (call_1_exp): New pattern.
3907 (call_value): Support 64bit.
3908 (call_value_exp): New pattern.
3909 (untyped_call): Update gen_call call.
3910 (call_value_pop): Disable for 64bit.
3911 (call_value_0_rex64): New pattern.
3912 (call_value_1_rex64): Likewise.
3914 2001-04-05 Bo Thorsen <bo@suse.de>
3916 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
3918 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
3920 * i386.md (*andsi_1+3): If used after reload, make sure the operand
3921 satisfies ANY_QI_REG_P.
3923 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3925 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
3928 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
3931 2001-04-04 Zack Weinberg <zackw@stanford.edu>
3933 * config.gcc: Remove default for xm_file. Clean up local
3934 machine type handling. Remove settings of xm_file to
3935 something that doesn't exist. In the big switch, set xm_file,
3936 don't append to it (the value before the big switch is always
3937 null). Don't force build_xm_file or host_xm_file to have a value.
3938 * configure.in: Remove default for xm_file. Do not special
3939 case $cpu/xm-$cpu.h not existing.
3940 * configure: Regenerate.
3942 2001-04-04 Diego Novillo <dnovillo@redhat.com>
3944 * simplify-rtx.c (simplify_binary_operation): Check for overflow
3945 when folding integer division and modulo operations.
3947 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
3949 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
3950 instead of DWARF2_ADDR_SIZE for EH addresses.
3951 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
3954 2001-04-04 Richard Henderson <rth@redhat.com>
3956 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
3957 * config/ia64/t-glibc (LIB2ADDEH): Disable.
3958 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
3960 2001-04-04 Richard Henderson <rth@redhat.com>
3962 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
3963 * configure: Rebuilt.
3965 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3967 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
3968 push insns to delete to it instead of deleting them.
3969 (delete_null_pointer_checks): Delete insns from delete_list after
3970 all delete_null_pointer_checks_1 passes are done.
3972 2001-04-04 Richard Henderson <rth@redhat.com>
3974 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
3975 * configure: Rebuilt.
3977 2001-04-04 Zack Weinberg <zackw@stanford.edu>
3979 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
3980 * config/romp/xm-romp.h: Delete.
3982 2001-04-04 Bernd Schmidt <bernds@redhat.com>
3984 * sched-deps.c (sched_analyze_insn): Partially revert March 27
3987 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3989 * emit-rtl.c (mark_label_nuses) Increment the label uses for
3990 all labels present in rtx.
3991 (try_split) Call new function for all split insns.
3993 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3995 * recog.c (validate_replace_rtx_1): Instead of aborting just make
3996 sure the change won't be validated.
3998 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
4000 * rtl.h (set_noop_p): Declare.
4001 * flow.c (set_noop_p): Move from here ...
4002 * rtlanal.c (set_noop_p): ... to here and enhance.
4003 * cse.c (delete_trivially_dead_insns): Use it.
4004 * gcse.c (hash_scan_set): Likewise.
4005 * jump.c (delete_noop_moves): Likewise.
4006 * recog.c (split_all_insns): Likewise.
4008 2001-04-04 Alan Modra <alan@linuxcare.com.au>
4010 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
4011 stack pointer via a LO_SUM. Ditto for setting a temp register
4012 used to save to the stack. Set cfa_temp when setting fp, and
4013 allow matches to cfa_temp in addition to cfa_store when saving
4014 regs. Handle POST_INC and LO_SUM register stores. Document the
4015 changes and errors in rule 12 doco.
4017 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
4018 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
4019 (load_reg): Move closer to epilogue code.
4020 (DO_FRAME_NOTES): Define to control the following..
4021 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
4022 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
4024 (hppa_expand_epilogue): Likewise.
4026 2001-04-03 Richard Henderson <rth@redhat.com>
4028 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
4029 * configure: Rebuild.
4031 2001-04-03 Richard Henderson <rth@redhat.com>
4033 * rtl.h (LCT_THROW): New.
4034 * calls.c (emit_library_call_value_1): Handle it.
4035 * except.c (connect_post_landing_pads): Use it.
4037 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4039 * gansidecl.h: Delete file.
4040 * configure.in: Change all refs to gansidecl.h to use
4041 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
4043 * configure: Regenerate.
4045 * Makefile.in (intl.o): Don't depend on gansidecl.h.
4046 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
4047 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
4048 Don't include gansidecl.h.
4049 * intl.c, main.c, version.c, fixinc/fixlib.h,
4050 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
4053 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4055 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
4058 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4060 * config/i386/xm-beos.h, config/i386/xm-isc.h,
4061 config/i386/xm-next.h, config/i386/xm-sco.h,
4062 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
4063 config/m88k/xm-m88k.h: Delete.
4065 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
4066 * config/romp/xm-romp.h: Don't define bcopy.
4067 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
4068 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
4070 * config.gcc: Remove references to deleted files.
4072 14 xm-host.h remain, 1 xm-cpu.h.
4074 2001-04-03 Jakub Jelinek <jakub@redhat.com>
4075 David S. Miller <davem@pierdol.cobaltmicro.com>
4076 Andrew MacLeod <amacleod@redhat.com>
4078 Use byte offsets in SUBREGs instead of words.
4080 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
4081 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
4082 to pass new argument.
4083 (add_stored_regs): Use subreg_regno_offset function.
4084 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
4086 (precompute_arguments): Use gen_lowpart_SUBREG.
4087 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
4088 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
4089 (simplify_set): Rework to use SUBREG_BYTE.
4090 (expand_field_assignment): Use SUBREG_BYTE.
4091 (make_extraction): Use SUBREG_BYTE.
4092 (if_then_else_cond): Use SUBREG_BYTE.
4093 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
4094 (gen_lowpart_for_combine): Compute full byte offset.
4095 * cse.c (mention_regs): Use SUBREG_BYTE.
4096 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
4097 (canon_hash): Use SUBREG_BYTE.
4098 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
4099 (gen_lowpart_if_possible): Formatting.
4100 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
4102 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4103 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4104 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4105 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4106 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4107 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4108 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
4109 certain invariants about SUBREGs the compiler creates.
4110 (gen_lowpart_SUBREG): New function.
4111 (subreg_hard_regno): New function to get the final register number.
4112 (gen_lowpart_common): Use SUBREG_BYTE.
4113 (gen_imagpart): Spacing nits.
4114 (subreg_realpart_p): Use SUBREG_BYTE.
4115 (gen_highpart): Use SUBREG_BYTE.
4116 (subreg_lowpart_p): Always compute endian corrected goal offset,
4117 even at the byte level, then compare against that.
4118 (constant_subword): New function, pulled out all constant cases
4119 from operand_subword and changed second argument name to offset.
4120 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
4121 and call constant_subword to do the work. Return const0_rtx if
4122 looking for a word outside of OP.
4123 (operand_subword_force): Change second arg name to offset.
4124 * expmed.c (store_bit_field): Use SUBREG_BYTE.
4125 (store_split_bit_field): Use SUBREG_BYTE.
4126 (extract_bit_field): Use SUBREG_BYTE.
4127 (extract_split_bit_field): Use SUBREG_BYTE.
4128 (expand_shift): Use SUBREG_BYTE.
4129 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
4130 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
4131 * flow.c (set_noop_p): Use SUBREG_BYTE.
4132 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
4133 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
4134 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
4136 (optimize_bit_field): Use SUBREG_BYTE.
4137 (purge_addressof_1): Use SUBREG_BYTE.
4138 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
4139 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
4140 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
4141 * gengenrtl.c (special_rtx): Add SUBREG.
4142 * global.c (mark_reg_store): Use SUBREG_BYTE.
4143 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
4144 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
4145 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
4146 final byte offset is congruent to subreg's mode size.
4147 (subst_constants): Use SUBREG_BYTE.
4148 (mark_stores): Use subreg_regno_offset function.
4149 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
4150 function and SUBREG_BYTE.
4151 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
4152 (reg_is_born): Use subreg_hard_regno.
4153 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
4154 endian correction code. Don't combine subregs unless resulting
4155 offset aligns with type. Fix subreg constant extraction for DImode.
4156 Simplify SUBREG of VOIDmode CONST_DOUBLE.
4157 (general_operand): Remove dead mode_altering_drug code.
4158 (indirect_operand): Use SUBREG_BYTE.
4159 (constrain_operands): Use subreg_regno_offset function.
4160 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
4161 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
4162 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
4163 * regs.h (REG_SIZE): Allow target to override.
4164 (REGMODE_NATURAL_SIZE): New macro which target can override.
4165 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
4166 on the entire subreg rtx.
4167 (push_reload): Use SUBREG_BYTE in comments and code.
4168 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
4169 for hard registers inside subregs.
4170 (operands_match_p): Use subreg_regno_offset.
4171 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
4172 containing hard regs.
4173 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
4174 corrections when fixing up MEM subregs.
4175 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
4176 subreg_regno_offset where appropriate.
4177 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
4178 byte endian corrections when fixing up MEM subregs.
4179 (subst_reloads): When combining two subregs, make sure final
4180 offset is congruent to subreg's mode size.
4181 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
4182 (refers_to_regno_for_reload_p): Use subreg_regno.
4183 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
4184 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
4185 correction code for memory subreg fixups.
4186 (forget_old_reload_1): Use subreg_regno_offset.
4187 (choose_reload_regs): Use subreg_regno.
4188 (emit_input_reload_insns): Use SUBREG_BYTE.
4189 (reload_combine_note_store): Use subreg_regno_offset.
4190 (move2add_note_store): Use subreg_regno_offset.
4191 * resource.c (update_live_status, mark_referenced_resources): Use
4192 subreg_regno function.
4193 (mark_set_resources): Use subreg_regno function.
4194 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
4195 (subreg_regno_offset, subreg_regno): Define prototypes.
4196 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
4197 (gen_lowpart_SUBREG): Add prototype.
4198 * rtl.texi (subreg): Update to reflect new byte offset representation.
4199 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
4200 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
4201 (reg_overlap_mentioned_p): Use subreg_regno.
4202 (replace_regs); Make sure final offset of combined subreg is
4203 congruent to size of subreg's mode.
4204 (subreg_regno_offset): New function.
4205 (subreg_regno): New function.
4206 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
4207 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
4208 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
4209 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
4210 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
4211 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
4212 (a29k_get_reloaded_address): Use SUBREG_BYTE.
4213 (print_operand): Use SUBREG_BYTE.
4214 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
4215 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
4216 (arm_reload_out_hi): Use SUBREG_BYTE.
4217 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
4218 instead of SUBREG_WORD.
4219 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
4220 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
4221 SUBREG creation to use byte offset.
4222 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
4223 inverted load insns): Fix explicit rtl subregs to use byte
4225 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
4226 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
4227 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
4228 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
4229 to use byte offsets.
4230 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
4231 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
4232 offsets, also make sure it is congruent to SUBREG's mode size.
4233 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
4234 unnamed ldob insn): Generate SUBREGs with byte offset.
4235 (zero_extendqihi2): SUBREG's are byte offsets.
4236 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
4237 (m68hc11_gen_highpart): Use SUBREG_BYTE.
4238 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
4239 zero-extendqisi2): Generate SUBREGs with byte offset.
4240 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
4241 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
4242 subregs in rtl to use byte offsets.
4243 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
4244 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
4245 (mips_move_2words): Use subreg_regno_offset.
4246 (mips_secondary_reload_class): Use subreg_regno_offset.
4247 * config/mips/mips.md (DImode plus, minus, move, and logical op
4248 splits): Fixup explicit subregs in rtl to use byte offsets.
4249 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
4250 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
4251 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
4252 rtl to use byte offsets.
4253 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
4254 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
4255 subregs to use byte offsets.
4256 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
4257 Fixup explicit subregs in rtl to use byte offsets.
4258 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
4259 and remove byte endian correction code.
4260 * config/sh/sh.c (output_movedouble): Use subreg_regno.
4261 (gen_ashift_hi): Use SUBREG_BYTE.
4262 (regs_used): Use subreg_regno_offset.
4263 (machine_dependent_reorg): Use subreg_regno_offset.
4264 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
4265 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
4266 (movdf_i4): Subregs are byte offsets now.
4267 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
4268 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
4269 (REGMODE_NATURAL_SIZE): Override.
4270 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
4271 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
4273 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
4274 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
4275 extendqidi2): Generate SUBREGs with byte offsets, also make sure
4276 it is congruent to SUBREG's mode size.
4277 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
4279 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
4280 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
4281 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
4282 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
4283 * config/v850/v850.c (print_operand, output_move_double): Use
4284 subreg_regno function.
4286 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4288 * configure.in (target_subdir): Use target_alias, not target.
4289 * configure: Rebuilt.
4291 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
4293 * config/sh/crti.asm: Fix typos in comments.
4295 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4297 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
4298 TARGET_FAST_INDIRECT_CALLS.
4299 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
4301 (return_addr_rtx): Short circuit export stub matching when
4302 TARGET_NO_SPACE_REGS.
4303 (output_millicode_call): For out of range calls, make -fPIC
4304 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
4305 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
4306 * pa.md: Modify length attr calculation of all millicode insns to
4309 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
4311 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
4312 Require at least 2.11 in the version test. Specifically check
4313 for and reject GAS version 2.10.90.
4314 * configure: regenerate.
4316 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4318 * pa.c (override_options): Remove PIC profiling warning.
4319 (hp_profile_labelno): Delete.
4320 (hp_profile_label_rtx): Delete.
4321 (hp_profile_label_name): Delete.
4322 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
4323 (output_function_prologue): Remove profiling code and all tests on
4324 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
4325 merge_sp_adjust_with_store can work for PIC and profiling.
4326 (hppa_expand_epilogue): Remove profile_flag test.
4327 (hppa_can_use_return_insn_p): Likewise.
4328 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
4329 cater for PROFILE_HOOK.
4330 (hppa_profile_hook): New function.
4331 * pa.h (FUNCTION_PROFILER): Now does nothing.
4332 (PROFILE_HOOK): Define.
4333 (hppa_profile_hook): Declare.
4334 (PROFILE_BEFORE_PROLOGUE): Delete.
4335 (ASM_OUTPUT_REG_PUSH): Delete.
4336 (ASM_OUTPUT_REG_POP): Delete.
4337 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
4338 r24. Accept function name operand, and use this and a locally
4339 generated label to calculate pc-rel offset to func start.
4341 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4343 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
4344 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
4347 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4349 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
4350 LO_SUM cases to where they belong.
4352 2001-04-02 Richard Henderson <rth@redhat.com>
4354 * except.h (lang_eh_type_covers): Mark extern.
4355 (lang_eh_runtime_type): Likewise.
4357 2001-04-02 Zack Weinberg <zackw@stanford.edu>
4359 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
4360 gengenrtl.c: Wrap generated header in multiple-include guard.
4361 Improve error checking.
4363 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4365 * configure.in: Don't check for putenv.
4366 * configure: Regenerate.
4367 * gcc.c (putenv): Don't define.
4368 * vax/xm-vms.h: Handle putenv.
4370 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4372 * ifcvt.c (noce_emit_move_insn): New.
4373 (noce_try_store_flag, noce_try_store_flag_constants,
4374 noce_try_store_flag_inc, noce_try_store_flag_mask,
4375 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
4376 noce_try_abs): Use it.
4377 (noce_process_if_block): Likewise.
4378 For STRICT_LOW_PART, take mode from its SUBREG.
4380 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4382 * fold-const.c (fold): Before optimizing unsigned comparison with
4383 0x7fffffffU, make sure arg0 is integral type.
4385 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
4387 * c-tree.texi: Document representation of wide strings.
4389 2001-04-01 Richard Henderson <rth@redhat.com>
4391 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
4393 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
4395 * i386.md: remove obsoleted comments.
4396 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
4397 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
4398 fix output template.
4400 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
4402 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
4404 2001-03-30 Bernd Schmidt <bernds@redhat.com>
4406 * loop.c (load_mems): When generating a load from a pseudo, update
4409 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4411 * i386.c (ix86_split_long_move): Use change address to compensate
4412 stack pointer change in push instruction.
4414 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4416 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
4417 instead of rtx_equal_p; fix the output template.
4419 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4421 * i386.c (ix86_expand_setcc): Support 64bit.
4422 (ix86_expand_int_movcc): Likewise.
4423 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
4426 * i386.md (allocate_stack_worker): Turn to expander.
4427 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
4429 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
4431 2001-03-29 Richard Henderson <rth@redhat.com>
4433 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
4435 2001-03-28 Matthew Hiller <hiller@redhat.com>
4437 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
4440 * MAINTAINERS: Added self.
4442 2001-03-28 Richard Henderson <rth@redhat.com>
4444 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
4445 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
4447 2001-03-28 Jim Wilson <wilson@redhat.com>
4449 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
4452 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4454 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
4456 * tradcif.y (yyerror): Likewise. Add format specifier in call to
4459 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
4461 2001-03-28 DJ Delorie <dj@redhat.com>
4463 * Makefile.in (stage1_build): Revert CFLAGS patch.
4465 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
4467 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
4468 when multiplier or multiplicand is zero.
4470 2001-03-28 Bernd Schmidt <bernds@redhat.com>
4472 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
4474 * config/ia64/ia64.c (update_set_flags): New function, broken out of
4476 (set_src_needs_barrier): Likewise.
4477 (rtx_needs_barrier): For SET case, use these two functions. Rework
4478 PARALLEL case to handle all inputs before all outputs.
4479 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
4480 saw a label and no stop bit since then.
4481 (maybe_rotate, process_epilogue): Add prototypes.
4483 2001-03-28 Richard Henderson <rth@redhat.com>
4485 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
4486 not TARGET_TOC for special toc restore handling.
4487 * config/rs6000/rs6000.md (eh_return): Likewise.
4489 2001-03-28 Richard Henderson <rth@redhat.com>
4491 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
4492 current_function_calls_eh_return.
4493 (output_function_epilogue): Handle eh_return.
4494 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
4495 (EH_RETURN_DATA_REGNO): New.
4496 (EH_RETURN_STACKADJ_RTX): New.
4497 (EH_RETURN_HANDLER_RTX): New.
4498 * config/sparc/sparc.md (call/short branch peepholes): Check
4499 can_throw_internal instead of in_same_eh_region.
4501 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
4502 for eh_return data registers.
4503 (rs6000_emit_prologue): Save eh_return data registers.
4504 (rs6000_emit_epilogue): Force inline restores if eh_return.
4505 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
4506 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
4507 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
4508 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
4509 the target uses one.
4510 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
4511 (return_eh_si, return_eh_di): Remove.
4512 (eh_return): New, from corpse of eh_epilogue.
4513 (eh_set_lr_si, eh_set_lr_di): New.
4515 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
4516 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
4517 True for pic register if current_function_calls_eh_return.
4518 (ix86_expand_epilogue): Change "emit_return" argument into "style".
4519 Handle eh_return requirements.
4520 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
4521 (EH_RETURN_STACKADJ_RTX): New.
4522 * config/i386/i386.md (exception_receiver): Remove.
4523 (eh_return, eh_return_1): New.
4524 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4526 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
4527 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
4528 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
4529 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
4530 (EH_RETURN_DATA_REGNO): New.
4531 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
4532 * config/alpha/alpha.md (eh_epilogue): Remove.
4533 (exception_receiver): Use $26 for ldgp input.
4534 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4536 2001-03-28 Richard Henderson <rth@redhat.com>
4538 * except.c: Rewrite entirely for IA-64 ABI exception handling.
4539 * except.h: Likewise.
4541 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
4542 (LIB2ADDEHDEP): New.
4543 (LIB2FUNCS_EH): Remove.
4544 (LIB2ADD): Remove LIB2ADDEH.
4545 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
4546 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
4547 (crt{begin,end}[S].o): Likewise.
4548 (except.o): Update includes.
4549 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
4550 (libgcc2_c_dep): Use LIB2ADDEHDEP.
4552 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
4553 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
4554 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
4555 * builtins.c (expand_builtin): Implement it.
4556 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
4557 * c-common.c (c_common_nodes_and_builtins): Declare it.
4558 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
4559 * calls.c (libfunc_nothrow): Remove.
4560 (emit_library_call_value_1): Don't call it.
4561 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
4562 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
4563 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
4564 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
4565 (current_funcdef_number): Globalize.
4566 (output_call_frame_info): Emit frame data if an lsda is needed.
4567 Generate augmentation for personality routine. Don't play with
4569 (dwarf2out_begin_prologue): Record funcdef_number.
4570 * dwarf2out.h (current_funcdef_number): Declare.
4571 * expr.c (expand_expr): Update for except.h name changes.
4572 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
4573 * expr.h (LTI_throw, LTI_rethrow): Remove.
4574 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
4575 (LTI_eh_rtime_match): Remove.
4576 (LTI_unwind_resume, LTI_eh_personality): Add.
4577 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
4578 * final.c (final): Don't call check_exception_handler_labels,
4579 init_insn_eh_region, or free_insn_eh_region.
4580 (final_scan_insn): Always emit debug labels for
4581 NOTE_INSN_EH_REGION notes.
4582 * flags.h (flag_new_exceptions): Remove.
4583 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
4584 (record_active_eh_regions): Remove.
4585 (count_basic_blocks): Check all instructions for REG_EH_REGION.
4586 Use can_throw_internal.
4587 (find_basic_blocks_1): Likewise.
4588 (move_stray_eh_region_notes): Remove.
4589 (find_label_refs): No eh_return_stub_label.
4590 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
4591 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
4593 (delete_unreachable_blocks): Don't track deleted handlers.
4594 (flow_delete_block): Use maybe_remove_eh_handler.
4595 (delete_eh_regions): Remove.
4596 (merge_blocks): Don't check for eh region match.
4597 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
4598 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
4599 (init_propagate_block_info): Disable dead frame store optimization
4600 when current_function_calls_eh_return.
4601 (dump_bb): Don't print eh_beg, eh_end.
4602 * function.c (fixup_var_refs): No catch_clauses.
4603 (expand_function_end): Likewise. Call expand_eh_return before
4604 the return register use. Call sjlj_emit_function_exit_after.
4605 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
4606 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
4607 * ifcvt.c (dead_or_predicable): Remove eh region check.
4608 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
4609 Don't check for EH vs parameters.
4610 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
4611 (expand_inline_function): Call duplicate_eh_regions.
4612 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
4613 (copy_insn_notes): Remap REG_EH_REGION notes.
4614 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
4615 * integrate.h (struct inline_remap): Add local_return_label.
4616 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
4617 check_exception_handler_labels, nor exception_optimize.
4618 (find_cross_jump): No EH region check.
4619 * optabs.c (init_optabs): Update for changed eh libfuncs.
4620 * rtl.def (RESX): New.
4621 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
4622 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
4623 checks. Update for except.h name changes.
4624 (expand_cleanups): Likewise.
4625 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
4626 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
4627 (compile_file): Call init_eh before init_optabs. Don't
4628 output_exception_table here.
4629 (rest_of_compilation): Call convert_from_eh_region_ranges,
4630 convert_to_eh_region_ranges, output_function_exception_table.
4631 Don't emit_eh_context.
4632 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
4633 (EXC_PTR_EXPR): New.
4635 * md.texi (eh_epilogue): Remove.
4636 (eh_return): Document.
4637 * tm.texi (EH_RETURN_DATA_REGNO): Document.
4638 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
4640 * eh-common.h: Remove file.
4641 * frame-dwarf2.c, frame.c, frame.h: Remove files.
4642 * libgcc2.c (L_eh): Remove.
4644 * unwind-dw2-fde.c: New file, largely copied from frame.c.
4645 * unwind-dw2-fde.h: New file.
4646 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
4647 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
4648 * libgcc-std.ver: Update for eh symbols.
4650 2001-03-27 Richard Henderson <rth@redhat.com>
4652 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
4653 reduce false positives.
4654 (regmove_optimize): Disable if flag_non_call_exceptions.
4656 * stmt.c (expand_return): Remove always true predicate.
4657 (expand_decl_cleanup_no_eh): Remove dead code.
4659 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
4660 barrier code. Add a scheduling barrier if a non-call insn
4661 can throw internally.
4663 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
4664 Auto-inc addresses trap only if their base register does.
4666 * except.c (can_throw_internal): Rename from can_throw.
4667 * except.h, resource.c: Update references.
4669 * integrate.c (copy_insn_list): Use returnjump_p.
4670 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
4672 * function.h (struct function): Move all boolean valued fields
4673 to single bit fields at the end of the struct.
4675 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
4677 Rename asynchronous_exceptions to flag_non_call_exceptions.
4679 * gthr-single.h (UNUSED): New. Distinguish between how C
4680 and C++ mark unused function arguments. Use throughout.
4682 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
4683 value to target configuration header.
4684 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
4685 * config.in, configure: Rebuild.
4686 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
4687 configuration and target defines.
4688 (exceptions_via_longjmp): Remove.
4689 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
4690 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
4692 * except.h (flag_non_call_exceptions): Move ...
4693 * flags.h: ... here.
4695 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
4696 exceptions, put the note on the trapping instruction.
4698 * flags.h (flag_new_exceptions): Remove.
4699 * toplev.c: Don't set it.
4700 * final.c: Don't check it.
4701 * except.c: Provide stub definition.
4703 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
4704 (calculate_global_regs_live): Kill call-clobbered registers
4705 across exception edges.
4706 * reg-stack.c (convert_regs_1): Kill the entire target stack
4707 across non-call exception edges.
4709 * flow.c (cleanup_cfg): Take no argument.
4710 * output.h, sibcall.c, toplev.c: Update all calls.
4712 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4714 * configure.in: Don't check for bcopy.
4715 * configure, config.in: Regenerate.
4717 * system.h: Don't define or prototype bcopy, instead poison it.
4719 2001-03-27 Richard Henderson <rth@redhat.com>
4721 * function.c (expand_function_start): Set DECL_REGISTER on
4722 a pseudo used for DECL_RESULT.
4724 * rtl.h (LCT_NORETURN): New.
4725 * calls.c (emit_library_call_value_1): Handle it.
4727 2001-03-27 Stan Shebs <shebs@apple.com>
4729 * objc/objc-act.c (objc_init): Use dump_base_name.
4730 (gen_declaration): Clear the buffer arg.
4731 (gen_declaration_1): New function, body of gen_declaration.
4732 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
4733 (gen_method_decl): Ditto, plus always clear buffer arg.
4734 (error_with_ivar): Simplify.
4735 (warn_with_method): Ditto.
4736 (build_message_expr): Don't clear buffers.
4737 (dump_interface): Ditto.
4738 (objc_debug): Ditto.
4739 (build_keyword_selector): Clear the buffer by only zeroing
4741 (objc_implementation_context): Declare.
4742 (start_class): Warn about missing @end.
4743 (finish_objc): Ditto.
4745 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
4747 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
4749 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4751 * Makefile.in (SYSTEM_H): Define.
4752 Depend on $(SYSTEM_H), not system.h.
4754 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
4756 2001-03-27 Jim Wilson <wilson@redhat.com>
4758 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
4760 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
4761 (process_epilogue): New static function.
4762 (process_set): Call process_epilogue instead of emitting .restore
4764 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
4766 * flow.c (struct reg_cond_life_info): New fields orig_condition
4768 (init_propagate_block_info): Set new fields.
4769 (mark_regno_cond_dead): Set and use new fields.
4770 (flush_reg_cond_reg_1): Likewise.
4771 (and_reg_cond, case AND): Check for redundant AND conditions.
4772 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
4775 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4777 * cppmacro.c (stringify_arg): Null terminate strings.
4779 2001-03-27 Zack Weinberg <zackw@stanford.edu>
4781 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
4782 inclusion style. xm-m68hc11.h no longer exists.
4783 * config/m68hc11/xm-m68hc11.h: Delete file.
4784 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
4786 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
4787 Don't define GCC_VERSION, N_, or PARAMS; don't include
4788 gansidecl.h or stdio.h. Define inhibit_libc here.
4789 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
4790 Delete code conditioned on #if GCC_VERSION == 2095.
4792 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
4793 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
4794 Delete code conditioned on #if GCC_VERSION == 2095.
4796 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4798 * system.h: Include symcat.h.
4799 (STRINGIFY): Don't define.
4801 * configure.in: Adjust comment.
4803 * builtins.c: Use STRINGX, not STRINGIFY.
4804 * gencheck.c: Likewise.
4805 * gengenrtl.c: Likewise.
4806 * protoize.c: Likewise.
4808 * cpplex.c: Don't include symcat.h.
4809 * cpplib.c: Likewise.
4811 * gansidecl.h (HAVE_STRINGIZE): Don't define.
4813 2001-03-27 Alan Modra <alan@linuxcare.com.au>
4815 * c-typeck.c (digest_init): Fold init expression.
4817 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4819 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
4821 2001-03-27 Alan Modra <alan@linuxcare.com.au>
4823 * except.c (eh_regs): Save results of build_pointer_type to a temp
4824 as FUNCTION_VALUE macro may evaluate its args multiple times.
4826 2001-03-26 Mark Mitchell <mark@codesourcery.com>
4828 * c-common.h (DECL_NUM_STMTS): New macro.
4829 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
4831 (pushdecl): Likewise.
4832 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
4833 * integrate.c (expand_inline_function): Don't check
4835 * print-tree.c (print_node): Don't print it.
4836 * toplev.c (rest_of_compilation): Don't try to inline when
4837 flag_no_inline is on.
4838 * tree.h (DECL_FRAME_SIZE): Remove.
4839 (tree_decl): Adjust accordingly.
4841 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4843 * combine.c (try_combine): Use memcpy, not bcopy.
4845 * genattrtab.c (expand_units): Likewise.
4847 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
4849 * i386.md (push mem DI peep2): New.
4850 (mov 0, mov -1 peep2): Handle 64bit.
4851 (lea to arithmetics peep2): Handle 64bit leas.
4852 (rsp arithmetics to push/pop peep2s): New.
4854 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
4856 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
4858 * i386.c (struct machine_function): Add save_varrargs_registers.
4859 (ix86_save_varrargs_registers): New macro.
4860 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
4861 (ix86_expand_prologue): Likewise.
4862 (ix86_emit_epilogue_esp_adjustement): Likewise.
4863 (ix86_expand_epilogue): Likewise.
4864 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
4865 (pro_epilogue_adjust_stack_1): New insn.
4866 (pro_epilogue_adjust_stack_rex64): Likewise.
4867 * i386.h (MASK_NO_RED_ZONE): New constant.
4868 (TARGET_RED_ZONE): New macro.
4869 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
4870 (RED_ZONE_SIZE): New constant.
4871 (RED_ZONE_RESERVE): New constant.
4873 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4875 * toplev.c (set_float_handler): Use memcpy, not bcopy.
4877 2001-03-25 Kazu Hirata <kazu@hxi.com>
4879 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
4882 (umodhi3): Likewise.
4885 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4887 * mkconfig.sh (DEFINES): Handle entries with '='.
4889 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
4890 Set xm_defines to MACRO=value instead.
4892 * i370/xm-mvs.h: Delete.
4894 * ns32k/xm-pc532-min.h: Likewise.
4896 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4898 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
4900 use ix86_expand_binary_operator
4901 (?sh??i_?): Disable for 64bit.
4902 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
4903 * i386.c (shiftdi_operand): New predicate.
4905 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
4906 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
4907 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
4908 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
4909 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
4910 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
4911 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
4912 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
4913 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
4914 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
4915 (rotldi3, rotrdi3): New expanders.
4917 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4919 * i386.md (movstrsi): Move offline.
4921 (strmovdi_rex64): New.
4922 (strmov?i): Accept 64bit.
4923 (strmov?i_rex64): New.
4924 (strmov?i_rex_1): New.
4925 (strmov?i_1): Disable for 64bit.
4926 (rep_mov?i_rex64): New.
4927 (rep_mov?i): Disable for 64bit.
4928 (clrstrsi): Move offline.
4929 (strset?i_rex64): New.
4930 (strset?i: Accept 64bit.
4931 (rep_stos?i): Disable for 64bit.
4932 (rep_stos?i_rex64): New.
4933 (strset?i_rex_1): New.
4934 (strset?i_1): Disable for 64bit.
4935 (cmpstrsi): Accept 64bit.
4936 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
4937 (cmpstrqi_nz_rex_1): New.
4938 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
4939 (strlensi): Move offline.
4941 (strlenqi_1): Disable for 64bit; fix constraints.
4942 (strlenqi_rex_1): New.
4943 * i386.c (ix86_adjust_counter): New static function.
4944 (ix86_zero_extend_to_Pmode): Likewise.
4945 (ix86_expand_aligntest): Likweise.
4946 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
4947 (ix86_expand_movstr): New global function.
4948 (ix86_expand_clrstr): New global function.
4949 (ix86_expand_strlen): New global function.
4950 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
4951 ix86_expand_strlen): Declare.
4952 (ix86_expand_strlensi_unroll_1): Delete.
4954 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
4956 * i386.md (cmpdi): Fix operand predicates.
4957 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
4958 cmpdi_1_insn_rex64): New patterns.
4959 (adddi3): Turn to expander.
4960 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
4961 (addsi3_carry_zext): New pattern.
4962 (adddi_?_rex64): New patterns and splitters.
4963 (addsi_?_zext): New patterns.
4964 (subsi3_carry_zext): New pattern.
4965 (subdi_?_rex64): New patterns and splitters.
4966 (iorsi_?_zext): New patterns.
4967 (iordi_?_rex64): New patterns and splitters.
4968 (iorsi_?_zext): New patterns.
4969 (iorsi_?_zext_imm): New patterns.
4970 (xorsi_?_zext): New patterns.
4971 (xordi_?_rex64): New patterns and splitters.
4972 (xorsi_?_zext): New patterns.
4973 (negdi*): New patterns.
4974 (one_cmpldi*): Likewise.
4975 (one_cmplsi*_zext, negsi*_zext): Likewise.
4976 (testqi_ext_3_rex64): New pattern.
4978 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
4980 * i386-protos.h (ix86_split_long_move): Return void.
4981 * i386.c (ix86_split_to_parts): Handle 64bit target.
4982 (ix86_split_long_move): Likewise.
4983 * i386.md (all calls to ix86_split_long_move): Update.
4985 2001-03-23 Richard Henderson <rth@redhat.com>
4987 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
4988 to avoid shadowing arguments.
4990 2001-03-23 Jakub Jelinek <jakub@redhat.com>
4992 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
4993 to variable names where DECL_NAME is different from
4994 DECL_ASSEMBLER_NAME.
4996 2001-03-23 Jim Wilson <wilson@redhat.com>
4998 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
4999 (assemble_alias): Call make_decl_rtl.
5001 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
5003 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
5005 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
5007 * extend.texi: Document the "java_interface" attribute.
5009 2001-03-22 Zack Weinberg <zackw@stanford.edu>
5011 * mkconfig.sh: Use a subshell with redirected stdout,
5012 instead of closing stdout and confusing commands that run
5013 afterward. Throw away output of cmp.
5015 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
5017 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
5019 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
5021 * i386.md (zero_extendsidi2_32): Break out from ...
5022 (zero_extendsidi2): ... here ; turn to expander.
5023 (zero_extendsidi2_rex64): New.
5024 (extendsidi2_32): Break out from ...
5025 (extendsidi2): ... here ; turn to expander.
5026 (extendsidi2_rex64): New.
5027 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
5028 (trunc?f?f splitters): Add 64bit versions.
5030 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
5032 * i386.md (pushsi, pushsi2_prologue): Disable.
5033 (pushsi2_rex64): New.
5034 (movabs?i_1_rex64, movabs?i_2_rex64): New.
5035 (movqi_ext_1): Disable for 64bit.
5036 (movqi_ext_1_rex64): New.
5037 (pushdi2_rex64): New pattern, peep2s and splitter.
5038 (pushdi2_prologue_rex64): New pattern.
5039 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
5041 (movdi splitters): Disable for 64bit.
5042 (movdi_1_rex64): New pattern, peep2s and splitters.
5043 (swapdi): New pattern.
5044 (pushsf): Disable for 64bit.
5045 (pushsf_rex64): New pattern and splitter.
5046 (pushdf_nointeger): Disable for 64bit.
5047 (pushdf_integer): Handle the 64bit case.
5048 (pushtf): Likewise; update splitters.
5050 2001-03-22 Richard Henderson <rth@redhat.com>
5052 * mkconfig.sh: Include insn-flags.h.
5053 * Makefile.in (CONFIG_H): Include insn-flags.h.
5054 (lots of objects): Remove insn-codes.h and insn-flags.h.
5056 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
5057 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
5058 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
5059 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
5060 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
5061 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
5062 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
5063 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
5064 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
5065 v850/v850.c, vax/vax.c:
5066 Don't include insn-flags.h.
5068 * diagnostic.c, expr.h, reload.c, toplev.c:
5069 Don't include insn-codes.h.
5071 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
5072 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
5073 c4x/c4x.c, i960/i960.c, mips/mips.c:
5074 Don't include insn-codes.h or insn-flags.h.
5076 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
5077 or insn-flags.h in the generated code.
5078 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
5079 (main): Forward declare struct rtx_def.
5081 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
5083 * invoke.texi (-ffast-math): Remove duplicate line about
5086 * gcc.texi: Remove more obsolete documentation of bugs and
5087 installation problems.
5089 2001-03-21 Kazu Hirata <kazu@hxi.com>
5091 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
5094 2001-03-20 Jason Merrill <jason@redhat.com>
5096 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
5098 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
5099 * varasm.c (CHKR_PREFIX): Likewise.
5101 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5103 * gcse.c (hash_scan_set): An expression is not anticipatible if it
5104 is part of a multi-SET insn.
5106 * cse.c (find_comparison_args): Remove previous change.
5107 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
5110 * config/i386/i386.md (conditional_trap): Remove warning.
5112 * recog.c (push_operand): Fix error in last change that caused
5113 undefined symbol on many targets.
5115 * sdbout.c: #include ggc.h.
5116 (sdbout_init): Move to end of file.
5117 Call ggc_add_tree_root for anonymous_types.
5118 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
5119 (sdbout_one_type): Use DECL_NAME for field name.
5120 * Makefile.in (sdbout.o): Show includes ggc.h.
5122 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
5124 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
5125 (override_options): Use properlimits for preferred_stack_boundary.
5126 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
5128 (ext_register_operand): Accept DImode.
5129 (load_pic_register): Abort on 64bit.
5130 (gen_push): Use Pmode instead of SImode.
5131 (ix86_save_reg): Pic reg is never used on 64bit.
5132 (ix86_expand_prologue): Likewise.
5133 (ix86_emit_save_regs): Use Pmode instead of SImode.
5134 (legitimate_address_p): Check displacement for 64bit.
5135 (print_operand): Avoid outputting of (%rip) on 64bit.
5136 (print_operand_address): Output (%rip) where possible.
5137 (split_di): Abort on 64bit registers.
5138 (ix86_expand_branch): DImode comparison is simple for x86_64.
5139 (memory_address_length): Recognize memory addresses formed using
5141 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
5143 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
5145 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
5147 * recog.c (push_operand): Recognize new format of push instructions.
5149 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
5151 * i386.md (pushqi1): New.
5152 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
5153 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5154 x86_64_immediate_operand, x86_64_immediate_operand,
5155 x86_64_zext_immediate_operand): Declare.
5156 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
5157 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5158 x86_64_immediate_operand, x86_64_immediate_operand,
5159 x86_64_zext_immediate_operand): define.
5160 * i386.h (PREDICATE_CODES): Add new predicates.
5162 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
5164 * i386.md (pophi1, popqi1, pushqi1): Remove.
5166 * expr.c (emit_single_push_insn): New function.
5167 (move_by_pieces): Accept NULL as destination for push instructions.
5168 (gen_push_operand): Kill.
5169 (emit_push_insn): Pass NULL when pushing; avoid updating of
5170 stack_pointer_delta.
5171 * expr.h (gen_push_operand): Kill.
5173 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5175 * rtl.texi (COMPARE): Clarify documentation and reference section
5178 2001-03-20 Stan Shebs <shebs@apple.com>
5180 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
5181 (get_object_reference): Ditto.
5182 (error_with_ivar): Use error_with_file_and_line.
5183 (warn_with_method): Use warning_with_file_and_line.
5185 2001-03-20 Tom Tromey <tromey@redhat.com>
5187 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
5189 2001-03-20 Mark Mitchell <mark@codesourcery.com>
5191 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
5192 variables that are TREE_PUBLIC, even if not TREE_STATIC.
5194 2001-03-20 DJ Delorie <dj@redhat.com>
5196 * Makefile.in (install-libgcc): Pass complete list of variables.
5197 (install-multilib): Ditto.
5199 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5201 * config/i386/cygwin.h: Declare ctor_section, dtor_section
5202 drectve_section, switch_to_section.
5204 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
5205 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
5206 i386_pe_mark_dllimport.
5208 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5210 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
5211 functions i386_pe_*.
5213 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
5214 i386_pe_* functions with char * arguments.
5216 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
5218 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
5220 (movsi_ie): Introduce fpul store.
5222 2001-03-20 Alan Modra <alan@linuxcare.com.au>
5224 * Makefile.in (OBJS): Remove hashtab.o.
5226 2001-03-19 Stan Shebs <shebs@apple.com>
5228 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
5229 * c-lang.c (maybe_objc_method_name): Ditto.
5230 * c-tree.h (maybe_objc_method_name): Remove decl.
5232 2001-03-19 Tom Tromey <tromey@redhat.com>
5234 * gcc.c (init_gcc_specs): Fix comment.
5236 2001-03-19 Mark Mitchell <mark@codesourcery.com>
5238 Compute DECL_ASSEMBLER_NAME lazily.
5239 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
5240 (DECL_ASSEMBLER_NAME_SET_P): New macro.
5241 (SET_DECL_ASSEMBLER_NAME): Likewise.
5242 (COPY_DECL_ASSEMBLER_NAME): Likewise.
5243 (set_decl_assembler_name): Declare.
5244 (lang_set_decl_assembler_name): Likewise.
5245 * tree.c (lang_set_decl_assembler_name): New variab.e
5246 (set_decl_assembler_name): New function.
5247 (init_obstacks): Set lang_set_decl_assembler_name.
5248 (build_decl): Don't set DECL_ASSEMBLER_NAME.
5249 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
5250 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
5251 where it's not necessary.
5252 (builtin_function): Likewise.
5253 (finish_decl): Likewise.
5254 * dbxout.c (dbxout_type_methods): Likewise.
5255 * ggc-common.c (ggc_mark_trees): Likewise.
5256 * profile.c (output_func_start_profiler): Likewise.
5257 * varasm.c (make_decl_rtl): Likewise.
5259 * cse.c (find_comparison_args): Update documentation. Fix
5260 mishandling of COMPARE operations.
5262 * tree.def (ABS_EXPR): Add documentation.
5263 * fold-const.c (fold): Improve folding of ABS_EXPRs.
5265 2001-03-19 Zack Weinberg <zackw@stanford.edu>
5267 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
5269 2001-03-19 Jakub Jelinek <jakub@redhat.com>
5271 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
5272 Remove ia32 linux PIC kludge and move it...
5273 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
5275 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
5277 * i386.md (absdf2 expander): Fix 64bit case.
5279 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
5281 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
5283 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
5285 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
5287 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5289 * README.X11: Remove obsolete file.
5291 2001-03-18 Anthony Green <green@redhat.com>
5293 * config/pj/pj.h: Remove some trailing commas.
5294 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
5296 2001-03-18 Richard Henderson <rth@redhat.com>
5298 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
5299 * calls.c: ... here.
5300 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
5301 defaults for them here.
5303 2001-03-17 Anthony Green <green@redhat.com>
5305 * config/pj/lib1funcs.S: Fix broken comment.
5306 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
5309 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
5311 * gcc.texi: Remove obsolete information relating to build and
5312 installation problems with enquire or the Pyramid C compiler.
5314 2001-03-17 Richard Henderson <rth@redhat.com>
5316 * dwarf2out.c (queue_reg_save): New.
5317 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
5318 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
5320 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
5321 (cfa, cfa_store, cfa_temp): Make static.
5322 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
5324 2001-03-17 Richard Henderson <rth@redhat.com>
5326 * integrate.h (struct inline_remap): Add local_return_label.
5327 * integrate.c (expand_inline_function): Initialize it and emit
5328 it after copy_insn_notes.
5329 (copy_insn_list): Don't store local_return_label here.
5330 (copy_insn_notes): New function split out from copy_insn_list.
5332 2001-03-17 Richard Henderson <rth@redhat.com>
5334 * dwarf2out.c (lookup_filename): Emit .file if the assembler
5335 is generating .debug_line.
5336 (dwarf2out_init): Add main_input_filename to the file table first.
5337 * configure.in (as_dwarf2_debug_line): Test with file number 1
5338 instead of file number 0.
5340 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5342 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
5343 (gen_rtx_combine): Deleted; all references changed as appropriate.
5344 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
5346 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
5348 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
5350 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
5353 2001-03-16 Jim Wilson <wilson@redhat.com>
5355 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
5356 then set it to LOC_REG (79) instead of aborting.
5358 2001-03-16 Phil Edwards <pme@sources.redhat.com>
5360 * gccbug.in: Remove high priority.
5362 2001-03-16 Richard Henerson <rth@redhat.com>
5364 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
5365 output with a space instead of deleting it.
5366 * configure: Regenerate.
5368 2001-03-16 Zack Weinberg <zackw@stanford.edu>
5370 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
5371 handles the gory details of converting an object file into
5372 something that's safe to grep.
5373 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
5374 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
5375 newlines at either end of the string we're looking for.
5376 Make 'checking ...' message less stilted.
5377 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
5378 ARM in-memory layout and its hypothetical converse. Don't
5379 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
5380 HOST_WORDS_BIG_ENDIAN.
5382 * configure.in: Adjust for renamed macro. Move
5383 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
5384 * configure, config.in: Regenerate.
5386 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5388 * fixinc/Makefile.in: Set SHELL.
5390 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5392 * fixinc/fixincl.c (fix_with_system): Quote file names before
5393 passing them to shell.
5395 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5397 * Makefile.in: Use fix-header$(build_exeext) instead
5400 2001-03-16 Richard Henderson <rth@redhat.com>
5402 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
5403 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
5404 (size_of_line_prolog): Remove.
5405 (output_line_info): Compute prologue size via label difference.
5406 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
5408 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
5409 assembler error when redefining file numbers.
5410 * config.in, configure: Rebuild.
5412 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
5413 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
5414 (dw2_asm_output_delta_uleb128): Likewise.
5415 (dw2_asm_output_delta_sleb128): Similarly.
5416 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
5418 2001-03-16 Michael Meissner <meissner@redhat.com>
5420 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
5422 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
5424 (BITMASK_LOWER16): Replacement for 0x0000ffff.
5426 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
5427 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
5428 being unsigned in ISO C and signed in traditional.
5429 (expand_prologue): Ditto.
5430 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
5432 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
5434 (divsi3,divdi3): Ditto.
5435 (modsi3,moddi3): Ditto.
5436 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
5437 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
5438 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
5441 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
5443 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
5444 SSE based conditional moves on LTGT/UNEQ conditions;
5445 Canonicalize EQ to NE.
5446 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
5447 (sse_mov?fcc_ne): New.
5449 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
5451 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5453 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
5454 register may be dead.
5456 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
5458 * Makefile.in (hash.o): Depend on CONFIG_H.
5460 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5462 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
5464 2001-03-15 Richard Henderson <rth@redhat.com>
5466 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
5467 (ASM_OUTPUT_DWARF_PCREL): New.
5468 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
5470 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5472 * cppfiles.c (stack_include_file): Use MAX of sysp.
5474 2001-03-15 Steve Ellcey <sje@cup.hp.com>
5476 * config.gcc (ia64*-*-hpux*): New case.
5477 * config/ia64/hpux.h: New file for HP-UX support.
5478 * config/ia64/t-hpux: New file for HP-UX support.
5480 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
5482 * fixinc/inclhack.def (irix_stdio_va_list): New.
5483 * fixinc/fixincl.x: Rebuilt.
5485 2001-03-15 Richard Henderson <rth@redhat.com>
5487 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
5488 if provided by the target.
5489 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
5490 (dw2_asm_output_addr): New.
5491 * dwarf2asm.h (dw2_asm_output_addr): Declare.
5492 * dwarf2out.c (output_cfi): Use it for program addresses.
5493 (output_call_frame_info, output_die): Likewise.
5494 (output_aranges, output_line_info): Likewise.
5496 2001-03-15 Bruce Korb <bkorb@gnu.org>
5498 * gcc.c(main): make more rigorous
5499 * collect2.c(main): guard against ignoring SIGCHLD
5500 * protoize.c(main): ditto
5501 * gcc/fixinc/fixincl.c(initialize): ditto
5503 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5505 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
5506 (sdbout_parms): Likewise.
5508 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
5510 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
5511 "widen" a destination that is already wider than a word. Also do
5512 not widen if LOAD_EXTEND_OP is NIL for the given mode.
5514 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5516 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
5518 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
5520 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
5522 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
5524 * i960.h (i960_maxbitalignment,
5525 i960_last_maxbitalignment): Declare.
5526 * i960.c (i960_maxbitalignment,
5527 i960_last_maxbitalignment): Make global.
5528 (process_pragma): Delete.
5529 (i960_pr_align, i960_pr_noalign): Move from here ...
5530 * i960-c.c: ... to this new file.
5531 * t-960bare (i960-c.o): New rule.
5532 * t-vxworks960 (i960-c.o): Likewise.
5533 * config.gcc (i960-*-*): Define c_target_objs and
5536 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5538 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
5539 without adding in rtx code and mode.
5541 * alias.c (init_alias_analysis): Don't use any rtx whose value
5542 varies as a known value.
5543 Delete a superfluous test.
5545 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
5547 (ia64_sched_reorder): Call maybe_rotate; also rotate after
5548 scheduling a stop bit.
5549 (ia64_emit_nops): Correctly handle ASMs.
5551 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5553 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
5555 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
5557 * cpp.texi: Update documentation for -include and -imacros.
5558 * cppfiles.c (struct include_file): Remove "defined" memeber.
5559 (find_or_create_entry): Make a copy of the file name, and
5561 (open_file): Update to ensure we use the simplified filename.
5562 (stack_include_file): Don't set search_from.
5563 (cpp_included): Don't simplify the path name here.
5564 (find_include_file): New prototype. Call search_from to
5565 get the start of the "" include chain. Don't simplify the
5567 (_cpp_execute_include): New prototype. Move diagnostics to
5568 do_include_common. Update.
5569 (_cpp_pop_file_buffer): Don't set defined.
5570 (search_from): New prototype. Use the preprocessor's cwd
5571 for files included from the command line.
5572 (read_name_map): Don't simplify the pathname here.
5573 * cpphash.h (enum include_type): New.
5574 (struct buffer): Delete search from. New search_cached.
5575 (_cpp_execute_include): Update prototype.
5576 * cppinit.c (do_includes): Use _cpp_execute_include.
5577 * cpplib.c (do_include_common): New function.
5578 (do_include, do_include_next, do_import): Use it.
5580 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5582 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
5583 contents of the RTL, to determine the name of the object.
5585 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5587 * tree.h (DECL_RTL): Allocate RTL lazily.
5588 (SET_DECL_RTL): New macro.
5589 (DECL_RTL_SET_P): Likewise.
5590 (COPY_DECL_RTL): Likewise.
5591 (DECL_RTL_IF_SET): Likewise.
5592 * varasm.c (make_decl_rtl): Add assertions about the kind of
5593 declaration we are processing.
5594 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
5595 (start_decl): Likewise.
5596 (finish_decl): Likewise.
5597 * c-semantics.c (emit_local_var): Likewise.
5598 * calls.c (expand_call): Likewise.
5599 * dbxout.c (dbxout_symbol): Likewise.
5600 * emit-rtl.c (unshare_all_rtl): Likewise.
5601 (unshare_all_decls): Likewise.
5602 (reset_used_decls): Likewise.
5603 * expr.c (store_constructor): Likewise.
5604 (safe_from_p): Likewise.
5605 (expand_expr): Likewise.
5606 * function.c (put_var_into_stack): Likewise.
5607 (instantiate_decls_1): Likewise.
5608 (assign_parms): Likewise.
5609 (expand_function_start): Likewise.
5610 (expand_function_end): Likewise.
5611 * ggc-common.c (gcc_mark_trees): Likewise.
5612 * integrate.c (function_cannot_inline_p): Likewise.
5613 (copy_decl_for_inlining): Likewise.
5614 (expand_inline_function): Likewise.
5615 (integrate_parm_decls): Likewise.
5616 (integrate_decl_tree): Likewise.
5617 * print-tree.c (print_node): Likewise.
5618 * reg-stack.c (stack_result): Likewise.
5619 * stmt.c (label_rtx): Likewise.
5620 (expand_return): Likewise.
5621 (expand_decl): Likewise.
5622 (expand_decl_cleanup): Likewise.
5623 (expand_anon_union_decl): Likewise.
5624 * toplev.c (check_global_declarations): Likewise.
5625 (rest_of_decl_compilation): Likewise.
5626 * tree.c (simple_cst_equal): Likewise.
5627 * objc/objc-act.c (generate_static_references): Likewise.
5629 2001-03-14 Zack Weinberg <zackw@stanford.edu>
5631 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
5632 gcc_AC_C_FLOAT_FORMAT): New macros.
5633 * configure.in: Add AC_PROG_CPP after CC tests;
5634 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
5635 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
5636 * configure, config.in: Regenerate.
5638 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
5639 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
5640 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
5641 config/i370/xm-linux.h, config/i370/xm-oe.h,
5642 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
5643 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
5644 config/pa/xm-linux.h, config/pa/xm-pa.h,
5645 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
5646 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
5647 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
5648 config/we32k/xm-we32k.h: Delete.
5650 * config/i370/xm-mvs.h, config/m88k/m88k.h,
5651 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
5652 config/vax/xm-vms.h: Don't define any of:
5653 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
5655 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
5657 * config.gcc: Remove references to deleted files.
5658 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
5659 FATAL_EXIT_CODE, which is the same between oe and mvs).
5661 2001-03-14 DJ Delorie <dj@redhat.com>
5662 Vladimir Makarov <vmakarov@redhat.com>
5664 * config/i960/i960.c (i960_function_prologue): Compute size of
5665 frame according to number of registers actually saved there.
5667 2001-03-14 Richard Henderson <rth@redhat.com>
5669 * expr.c (emit_move_insn_1): Fix else if around #endif.
5671 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
5674 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
5677 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
5679 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
5680 (override_options): Parse cmodel string.
5681 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
5682 * i386.h (TARGET_OPTIONS): Add "cmodel".
5683 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
5685 (ix86_cmodel_string, ix86_cmodel): Declare.
5687 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
5690 * i386.h (GENERAL_REG_P): Add missing REG_P.
5692 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
5694 * configure.in: Use $gcc_cv_as instead of $as.
5695 * configure: Regenerated.
5697 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
5699 * cppfiles.c (stack_include_file): Only increase the include
5700 count if we actually process the file properly, as opposed
5701 to treating it as length zero. Only call read_include_file
5702 if not DO_NOT_REREAD. Handle the -H include file output
5704 (read_include_file): Remove now redundant DO_NOT_REREAD check.
5705 (cpp_included, find_include_file): Simplify pathnames after
5706 remapping them. If remapping, don't use the remapped file
5707 name's buffer as our scratch buffer.
5708 (cpp_pop_file_buffer): Replace the multiple include macro
5709 only if it isn't yet set.
5710 (read_name_map): Simplify remapped names when reading in.
5711 (remap_filename): Move code to code path that uses it.
5712 (_cpp_simplify_pathname): Return the input pointer.
5713 * cpphash.h (_cpp_simplify_pathname): Update prototype.
5715 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5717 * expr.c (expand_expr): Revove bogus conditional.
5719 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
5721 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
5723 2001-03-14 Jakub Jelinek <jakub@redhat.com>
5725 * reg-stack.c (stack_result): Unconditionally use
5726 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
5728 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
5730 * expr.c (emit_move_insn_1): Split push of complex value when
5731 no suitable push instruction exist.
5733 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
5734 instead of QI_REG_P.
5736 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5738 * alias.c (handled_component_p, can_address_p): New functions.
5739 (get_alias_set): Use them.
5741 2001-03-13 Jim Wilson <wilson@redhat.com>
5743 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
5744 from 80 in try_locals code.
5745 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
5747 2001-03-13 Zack Weinberg <zackw@stanford.edu>
5749 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
5750 gcc_AC_C_LONG_LONG): New.
5751 * configure.in: Use them. Probe the size of short, int, long,
5752 and long long/__int64 if we have them. Move all the AC_C_*
5753 checks together, except gcc_AC_C_CHAR_BIT which has to go
5754 after AC_CHECK_HEADERS(limits.h).
5755 Take hwint.h out of host_xm_file and build_xm_file.
5757 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
5758 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
5759 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
5760 Move the HOST_WIDEST_INT setup logic here from system.h.
5761 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
5763 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
5764 is now handled by hwint.h.
5766 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
5767 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
5768 config/ia64/xm-ia64.h: Don't define any of:
5769 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
5770 HOST_BITS_PER_LONGLONG.
5772 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
5773 config/h8300/xm-h8300.h, config/mips/iris6.h,
5774 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
5775 config/sparc/xm-sp64.h: Delete.
5776 * config.gcc: Remove references to deleted files.
5778 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
5779 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
5780 * config/i370/xm-linux.h: Clarify floating-point situation in
5783 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
5785 * cppfiles.c (NO_INCLUDE_PATH): New macro.
5786 (find_include_file): Decide here which part of the include
5787 chain to start the search. Complain about an empty include
5788 chain in all cases apart from an abolsute file name.
5789 (_cpp_execute_include): Don't choose the search chain here.
5790 Don't call handle_missing_include in the case of an empty
5792 (_cpp_compare_file_date): Don't choose the search chain here.
5793 * cpplib.c (do_include_next): Move the in-main-file diagnostic
5794 here from _cpp_execute_include. Behave like #include if
5795 we're in the main file.
5797 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5799 * system.h (malloc, realloc, calloc, strdup): Only poison these
5800 tokens when IN_GCC is defined.
5802 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
5804 * i386.md (abs?f expander): Support SSE case.
5805 (abd?f_if): Add new "USE"; add splitters.
5807 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5809 * cpp.texi (poison): Explain the macro expansion exception.
5811 2001-03-13 Jakub Jelinek <jakub@redhat.com>
5813 * expr.c (store_expr): Add dont_store_target. If temp is already in
5814 target before copying to reg, don't store it into target again.
5816 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5818 * cppinternals.texi: Update for file handling.
5820 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
5822 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
5823 2001-02-24 which broke building the Java library.
5824 * function.c (identify_blocks): Likewise.
5825 (all_blocks): Likewise.
5826 * integrate.c (integrate_decl_tree): Likewise.
5827 * print-tree.c (print_node): Likewise.
5828 * tree.h (BLOCK_NUMBER): Likewise.
5829 (struct tree_block): Likewise.
5831 2001-03-12 David Edelsohn <edelsohn@gnu.org>
5833 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
5834 __WCHAR_TYPE__ definition.
5835 (WCHAR_TYPE_SIZE): #undef before #define.
5837 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5839 * cppfiles.c: Update comments.
5840 (destroy_include_file_node): Rename destroy_node.
5841 (find_or_create_entry): New function.
5842 (open_file, _cpp_fake_include): Use it.
5843 (handle_missing_header): New function, broken out of
5844 _cpp_execute include. Don't segfault if there is no
5845 system or quoted path.
5846 (_cpp_execute_include): Use handle_missing_header.
5848 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
5850 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
5851 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
5853 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5855 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
5856 unless anti_dependence says they are.
5857 * alias.c (objects_must_conflict): If neither has a type specified,
5860 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5861 David Billinghurst <David.Billinghurst@riotinto.com>
5863 * config/mips/iris5.h: Change WCHAR_TYPE to int.
5865 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
5867 * i386.md (trunctfdf2_2): Rename missnamed pattern.
5868 (*_one_bit): Remove type on the match_operand in attributes.
5870 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
5872 * i386.c: Commit forgotten hunk in previous patch.
5873 (regclass_map): Add extended registers.
5874 (dbx_register_map): Add missing frame register.
5876 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
5878 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
5880 * i386.md (x86_sahf_1): Disable for 64bit.
5881 (popsi*, pophi*): Likewise.
5882 (pushqi, pushhi): Likewise.
5883 (movdi, pushdi): Likewise.
5884 (zero extend DImode splitter): Likewise.
5885 (adddi, minusdi splitter): Likewise.
5886 (umulsidi): Likewise.
5888 (mulsidi): Disable for 64bit
5889 (lshift:DI/ashift:DI): Disable for 64bit.
5890 (loop patterns): Likewise.
5891 (call_pop, call_value_pop expanders and patterns): Likewise.
5892 (prologue_get_pc): Likewise.
5894 (fcmovDI pattern and splitter): Likewise.
5895 (movdfcc_1_rex64): New.
5897 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
5899 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
5900 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
5901 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
5902 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
5903 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
5904 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
5905 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
5906 (PUSH_ROUNDING): x86_64 rounds to 64bits.
5907 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
5908 (REGPARM_MAX): Set to 6 for x86_64.
5909 (SSE_REGPARM_MAX): Set to 16 for x86_64.
5910 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
5913 * (patterns that does use upper halves): Update constraints
5914 'q' to 'Q' and 'r' to 'R'.
5915 (cmpqi_ext_1): Disable for 64bit.
5916 (cmpqi_ext_3_insn): Likewise.
5917 (movqi_extzv_1): Likewsie.
5918 (addqi_ext_1): Liekwsie
5919 (testqi_ext_1): Liekwsie
5920 (andqi_ext_1): Liekwsie
5921 (xorqi_ext_1): Liekwsie
5922 (cmpqi_ext_1_rex64): New.
5923 (cmpqi_ext_3_insn_rex64): Likewise.
5924 (movqi_extzv_1_rex64): Likewsie.
5925 (addqi_ext_1_rex64): Liekwsie
5926 (testqi_ext_1_rex64): Liekwsie
5927 (andqi_ext_1_rex64): Liekwsie
5928 (xorqi_ext_1_rex64): Liekwsie
5930 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5932 * configure.in: Move check for unsigned enumerated bitfields
5933 to macro in aclocal.m4. Disable it for now.
5934 * configure, config.in: Regenerate.
5935 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
5936 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
5937 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
5938 kind above its first use.
5940 * config/xm-interix.h, config/alpha/xm-alpha.h,
5941 config/i370/xm-linux.h, config/i386/xm-beos.h,
5942 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
5943 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5944 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
5945 Don't define ONLY_INT_FIELDS under any circumstances.
5947 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
5949 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
5950 config/sparc/xm-sysv4.h: Delete - now identical with some
5952 * config.gcc (hppa targets): Replace xm-pahpux.h and
5953 xm-papro.h with implicit xm-pa.h.
5954 (sparc targets): Replace xm-sysv4.h with implicit or explicit
5957 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
5959 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
5960 before reload_cse_noop_set_p.
5962 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5964 * config.gcc: Where xm-host.h used to include another
5965 xm-host.h, list the nested header directly in xm_file. Remove
5966 references to deleted files. Can now use sparc/xm-sp64.h for
5969 * config/xm-linux.h, config/arm/xm-linux.h,
5970 config/i386/xm-dos.h, config/i386/xm-gnu.h,
5971 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
5972 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
5973 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
5974 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
5977 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
5978 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
5979 bother to wrap #undef in #ifdef.
5980 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
5981 Don't include xm-linux.h.
5982 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
5984 * configure.in: Wrap regexps using [] in changequote block.
5985 Use expr : not echo | grep. Simplify regexps.
5986 * configure: Regenerate.
5988 56 xm-files remain, 22 xm-arch.
5990 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5992 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
5993 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
5994 (local_index, local_rindex): Delete, use strchr/strrchr instead.
5995 (copy_object): Fix format specifier vs argument mismatch.
5997 * mips-tdump.c: Make local functions static.
5998 (rindex): Don't #undef.
5999 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6000 (fatal, fancy_abort): Delete.
6001 (read_seek): Avoid signed/unsigned compare.
6003 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6005 * combine.c (try_combine): Fix error in change to try original
6007 (gen_rtx_combine): Do same as gen_rtx for now.
6009 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6011 * configure.in: AC_SUBST xm_defines.
6012 * configure: Regenerate.
6013 * Makefile.in: Set DEFINES=$(xm_defines) when building
6016 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
6018 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
6019 (cpp_included, find_include_file): Update.
6020 (_cpp_compare_file_date): Make else unconditional.
6022 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
6024 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
6026 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6028 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
6029 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
6031 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
6033 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
6034 if it's a record type.
6036 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
6038 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
6039 mingw includes slightly.
6041 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6043 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
6044 #undef token before poisoning it.
6046 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6048 * alpha.c (check_float_value): Use memcpy, not bcopy.
6050 * m32r.c (m32r_sched_reorder): Likewise.
6052 * vax.c (check_float_value): Likewise.
6054 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6056 * toplev.c (file_name_nondirectory): Remove.
6057 * toplev.h: Similarly.
6058 * dwarf2out.c (compute_section_prefix): Use lbasename instead
6059 of file_name_nondirectory.
6061 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6063 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
6064 * mips-tfile.c: Don't #undef rindex; not used.
6066 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
6068 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
6069 (dbx64_register_map): Declare.
6070 (RETURN_ADDR_RTX): Fix for 64bit.
6071 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
6072 (INCOMING_FRAME_SP_OFFSET): Set to 8.
6073 * i386.c (dbx64_register_map): New global array.
6074 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
6075 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
6078 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6080 * cppfiles.c (search_from): Use lbasename.
6081 * mkdeps.c (deps_add_default_target): Use lbasename.
6083 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6085 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
6086 xcalloc in lieu of malloc, realloc & calloc.
6088 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
6090 * gengenrtl.c (xmalloc): Likewise.
6092 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
6093 really_call_* memory allocation routines.
6095 * stmt.c (check_for_full_enumeration_handling): Use
6096 really_call_calloc, not calloc.
6098 * system.h (really_call_malloc, really_call_calloc,
6099 really_call_realloc): Define.
6100 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
6102 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
6104 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
6106 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
6108 * configure: Rebuilt.
6109 * configure.in: Only use `lang_requires' for languages athat are
6112 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
6114 * invoke.texi: Fix typo.
6115 * gcc.1: Regenerate.
6117 2001-03-09 Zack Weinberg <zackw@stanford.edu>
6119 * configure.in: Prune nonexistent files from build_xm_file,
6120 xm_file, and host_xm_file lists. Warn unless they're
6122 Don't generate *config.h here.
6123 AC_SUBST all variables needed to generate *config.h.
6124 * configure: Regenerate.
6125 * mkconfig.sh: New helper script, from code removed from
6127 * Makefile.in: Zap all MALLOC variables - no longer used
6128 anywhere, and malloc.c doesn't exist.
6129 Substitute in variables needed to generate *config.h.
6130 Stop lying about the dependencies contained in CONFIG_H and
6132 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
6133 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
6134 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
6135 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
6136 $(TM_P_H), etc. as appropriate.
6138 * config.gcc: Zap references to deleted files.
6139 * ggc-none.c: Don't include rtl.h or tm_p.h.
6141 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
6142 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
6143 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
6144 config/i386/xm-linux.h, config/i386/xm-linux.h,
6145 config/i386/xm-next.h, config/i386/xm-openbsd.h,
6146 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
6147 Don't include i386/xm-i386.h.
6149 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
6150 config/i386/xm-i386.h, config/i860/xm-i860.h,
6151 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
6152 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6153 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
6154 Delete (empty except comments, #includes of other deleted
6155 files, and macros used nowhere).
6157 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
6159 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
6160 independent on TARGET_FLAGS.
6162 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
6164 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
6166 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
6168 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
6170 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
6171 LAST_REX_SSE_REG): define.
6172 (enum reg_class): Add 'LEGACY_REGS'
6173 (REG_CLASS_CONTENTS): Likewise; add extended registers.
6174 (SSE_REGNO_P): Recognize extended registers.
6175 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
6176 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
6177 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
6178 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
6179 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
6180 REG_OK_FOR_STRREG_P): Remove.
6181 (HI_REGISTER_NAMES): Add extended registers.
6182 (ADDITIONAL_REGISTER_NAMES): Likewise.
6183 (QI_REGISTER_NAMES): Add 8bit extended registers.
6184 (DEBUG_REG): Support extended registers.
6185 * i386.c (regclass_map): Add extended registers.
6186 (dbx_register-map): Likewise.
6187 (svr4_dbx_register_map): Likewise.
6188 (print_reg): Support extended registers.
6189 (print_operand): Support 64bit operands.
6191 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
6193 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
6194 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6195 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
6196 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
6197 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
6198 STACK_BOUNDARY): Set properly for 64bits.
6199 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
6200 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
6201 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
6202 (MOVE_MAX): Set to 16.
6203 (MOVE_MAX_PIECES): 8 for 64bit.
6204 (Pmode): Set to SImode.
6206 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
6208 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
6210 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
6212 * i386.h (mask_64bit): New constant.
6213 (target_64bit): New macro.
6214 (target_options): Add '64'/'32'
6215 (target_default): Define.
6216 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
6217 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
6218 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
6220 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
6222 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
6224 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
6226 * rtlanal.c (rtx_varies_p): Check operand 0 of a
6227 LO_SUM unless for_alias is set.
6229 2001-03-08 Stan Shebs <shebs@apple.com>
6231 * objc/objc-act.c: Fix old typos in comments, add comments for
6233 (hash_init): Fix file name in error message.
6234 (hash_enter): Ditto.
6235 (hash_add_attr): Ditto.
6236 (continue_class): Ditto.
6238 2001-03-08 Bruce Korb <bkorb@gnu.org>
6240 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
6241 wait4() can receive the signal.
6243 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6245 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
6247 * fixinc/fixincl.x: Regenerate.
6249 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6251 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
6253 * fixinc/fixincl.x: Regenerate.
6255 2001-03-08 Richard Henderson <rth@redhat.com>
6257 * configure.in (HAVE_AS_LEB128): New assembler check.
6258 * configure, config.in: Rebuilt.
6260 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
6262 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
6265 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6267 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
6268 references to the MAXPATHLEN macro.
6270 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
6271 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
6274 * config/i386/xm-gnu.h, config/xm-gnu.h,
6275 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
6276 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
6277 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
6278 and/or unused files.
6280 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
6281 doing so in various xm-*.h files.
6283 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6285 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
6287 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
6289 * configure.in (enable_shared): Support per-package shared-library
6291 * configure: Rebuilt.
6293 2001-03-07 David Edelsohn <edelsohn@gnu.org>
6295 * rs6000.md (cr logic): Add original POWER mnemonic alternative
6296 for crnot. Set operands[5] in splitter.
6298 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6300 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
6301 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
6302 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
6303 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
6304 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
6305 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
6306 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
6309 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
6310 config/i370/xm-i370.h, config/i386/xm-dgux.h,
6311 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
6312 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
6313 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
6314 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
6315 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
6316 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
6317 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
6318 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
6319 Delete unused and/or empty files.
6321 * config.gcc: Define USG in xm_defines as appropriate. Define
6322 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
6323 macro. Remove deleted xm-* files from $xm_files variable.
6325 2001-03-07 Tom Tromey <tromey@redhat.com>
6327 * configure: Rebuilt.
6328 * configure.in: Allow config-lang.in to set `lang_requires' to list
6329 of other required languages.
6331 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
6333 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
6335 (output_prologue): Use xmalloc not oballoc.
6336 (output_epilog): Free a29k_first_epilogue_insn when finished.
6337 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
6339 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
6341 * builtins.c (expand_builtin_mathfn): Check
6342 flag_unsafe_math_optimizations, not flag_fast_math.
6343 (expand_builtin): Likewise
6344 * combine.c (combine_simplify_rtx): Likewise.
6345 (simplify_if_then_else): Likewise.
6346 * cse.c (fold_rtx): Likewise.
6347 * flags.h: Remove flag_fast_math. Add
6348 flag_unsafe_math_optimizations and flag_trapping_math.
6349 * fold-const.c (negate_expr): Check
6350 flag_unsafe_math_optimizations, not flag_fast_math.
6351 (invert_truthvalue): Likewise.
6352 (fold): Likewise. Before associating operands, check that
6353 code == MULT_EXPR, not code != MULT_EXPR.
6354 * ifcvt.c (noce_try_minmax): Check
6355 flag_unsafe_math_optimizations, not flag_fast_math.
6356 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
6357 * invoke.texi: Document -funsafe-math-optimizations and
6358 -fno-trapping-math. Change documentation for -ffast-math.
6359 * jump.c (reversed_comparison_code_parts): Likewise.
6360 (rtx_equal_for_thread_p): Likewise.
6361 * optabs.c (emit_conditional_move): Likewise.
6362 * simplify-rtx.c (simplify_binary_operation): Likewise.
6363 (simplify_relational_operation): Likewise.
6364 (simplify_ternary_operation): Likewise.
6365 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
6366 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
6367 Add trapping-math and unsafe-math-optimizations entries to f_options.
6368 (set_fast_math_flags): New, sets flags for -ffast-math.
6369 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
6370 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
6371 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
6373 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
6374 (alpha_emit_conditional_move): Initialize local_fast_math to
6375 flag_unsafe_math_optimizations, not flat_fast_math.
6376 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
6377 instead of setting flag_fast_math to 1.
6378 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
6380 * config/i386/i386.c (override_options): Likewise
6381 * config/i386/i386.md: Likewise.
6382 * config/m68k/m68k.md: Likewise.
6383 * config/mips/mips.md: Likewise.
6384 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
6385 (rs6000_generate_compare): Likewise.
6387 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6389 * Makefile.in: Set RANLIB to @RANLIB@.
6392 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6394 * fixinc/inclhack.def (djgpp_wchar_h): New test.
6395 * fixinc/fixincl.x: Regenerated.
6397 2001-03-07 Richard Henderson <rth@redhat.com>
6399 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
6401 2001-03-07 Richard Henderson <rth@redhat.com>
6403 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
6404 of block notes and exception handling notes.
6406 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
6407 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
6408 (compile_file): ... here.
6410 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6412 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
6414 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
6415 config.h now. Include libiberty.h to handle alloca.
6417 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6419 * c-parse.in (yylexname): New function, split out of _yylex.
6420 (objc_rid_sans_at): New table.
6421 (init_reswords): Initialize it.
6422 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
6423 retrieving the next token and checking it for significance as
6424 an ObjC keyword or string constant.
6426 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
6427 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
6429 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
6432 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
6434 * config/m68k/m68k.c (const_uint32_operand): Accept any
6435 const_int on a 32-bit host.
6437 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
6439 * objc/objc-act.c (init_objc): Set save_lang_status,
6440 restore_lang_status, and mark_lang_status.
6442 2001-03-06 Krister Walfridsson <cato@df.lth.se>
6444 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
6446 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
6448 * cppinternals.texi: Update.
6450 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6452 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6453 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
6454 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
6455 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6456 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
6457 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6458 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
6459 config/i386/xm-i386.h, config/i860/xm-i860.h,
6460 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6461 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
6462 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6463 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6464 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6465 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6466 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
6467 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6468 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
6469 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6470 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6471 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
6472 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
6473 match the defaults provided in hwint.h.
6475 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6476 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
6478 * config.gcc (xm_file): Don't set to files which are deleted.
6480 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
6481 guard this file against these macros being undefined.
6483 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6485 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
6486 and DECL_DEFER_OUTPUT on the decl we create, before calling
6487 rest_of_decl_compilation.
6489 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6491 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
6493 * configure, config.in: Regenerate.
6494 * config.gcc: Remove references to deleted files.
6496 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
6497 genrecog.c, rtl.c: Do not use alloca anywhere.
6499 * Makefile.in, build-make, system.h, config/x-interix,
6500 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
6501 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
6502 config/arc/xm-arc.h, config/arm/xm-arm.h,
6503 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6504 config/h8300/xm-h8300.h, config/i370/x-oe,
6505 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
6506 config/i386/x-ncr3000, config/i386/x-sco5,
6507 config/i386/xm-dgux.h, config/i860/x-sysv4,
6508 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
6509 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
6510 config/m68k/x-hp320g, config/m69k/x-mot3300,
6511 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
6512 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
6513 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
6514 config/m88k/x-sysv4, config/m88k/x-tekXD88,
6515 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6516 config/mips/x-iris, config/mips/x-iris3,
6517 config/mips/x-sni-svr4, config/mips/x-sysv,
6518 config/mips/xm-iris6.h, config/mips/xm-mips.h,
6519 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
6520 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
6521 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
6522 config/pa/xm-papro.h, config/romp/xm-romp.h,
6523 config/rs6000/x-aix31, config/rs6000/x-aix41,
6524 config/rs6000/x-beos, config/rs6000/x-lynx,
6525 config/rs6000/x-mach, config/rs6000/x-rs6000,
6526 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
6527 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6528 config/sparc/x-sysv4, config/sparc/xm-linux.h,
6529 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
6530 config/vax/xm-vms.h: Eradicate all references to alloca and
6533 * config/xm-alloca.h, config/clipper/x-clix,
6534 config/i386/xm-sysv4.h, config/i860/x-fx2800,
6535 config/i860/x-sysv3, config/m88k/x-sysv3,
6536 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
6537 (contained only alloca related hacks).
6539 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
6542 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
6544 * invoke.texi: Document __FAST_MATH__.
6546 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6548 * crtstuff.c: Restore include of auto-host.h.
6550 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
6552 Put main() in a separate file, so that the language
6553 front-end can use a different main().
6556 * toplev.c: (main): Rename as toplev_main.
6557 * toplev.h: Declare toplev_main.
6558 * Makefile.in (OBJS): add toplev.o.
6559 (BACKEND): remove toplev.o, add main.o.
6561 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6563 * cppfiles.c (search_from): Special case the empty string.
6565 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6567 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
6568 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
6569 strlen or strcpy; we already know the length.
6570 (_cpp_compare_file_date): Similarly.
6571 * cpphash.h (struct cpp_reader): Delete done_initialising.
6572 (CPP_PREV_BUFFER): Delete.
6573 * cppinit.c (cpp_start_read): Don't set done_initialising.
6574 * cpplex.c (parse_string): Guarantee null-termination.
6575 (_cpp_equiv_toklists): Remove.
6576 * cpplib.c (glue_header_name): Null-terminate.
6577 (do_line): Don't leak memory.
6578 * cpplib.h (BT_WEAK): Delete.
6579 * cppmain.c (cb_ident): Strings are now null-terminated.
6581 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
6583 * gcc.c (convert_filename): Append executable suffix
6584 if NO_AUTO_EXE_SUFFIX is not defined.
6585 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
6586 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
6588 2001-03-03 David O'Brien <obrien@FreeBSD.org>
6590 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
6591 * c-parse.gperf, c-gperf.h: Delete.
6592 (c-gperf.h was accidently re-added to the CVS repo in the rev
6593 1.16 commit by tromey)
6595 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6597 * cpplex.c (_cpp_lex_token): Don't warn about directives in
6598 macro arguments when looking for the '('.
6599 * cppmacro.c (funlike_invocation_p): Set parsing_args to
6600 2 when really parsing arguments; 1 when looking for '('.
6601 Always restore the lexer position.
6603 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6605 * longlong.h (umul_ppmm): Don't use a multiline string.
6607 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6609 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
6610 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
6611 t_bool in declaration because pcc can't combine volatile with typedef
6614 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
6616 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
6617 until when it is really needed.
6618 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
6619 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
6620 * i386.md (float?i?f splitter): Don't force source operand to memory
6622 (sse_movdfcc): Fix constraint.
6623 (sse_movdfcc splitter): Handle properly the second alternative.
6625 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6627 * cpplex.c (parse_string): Unconditionally pedwarn.
6629 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6632 * cppexp.c (parse_number): Update.
6633 * cpplex.c (parse_string): Pedwarn if multiline string does not
6634 result from a system header's macro.
6635 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
6636 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
6637 for function-like macros too.
6638 * c-lex.c (lex_number): Update.
6640 2001-03-03 Richard Henderson <rth@redhat.com>
6642 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
6644 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
6646 * combine.c (try_combine): If split with mode-changed scratch
6647 register didn't work, try the original mode.
6649 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
6651 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
6652 * config/c4x/c4x.h: Likewise.
6653 * stor-layout.c (compute_record_mode): Likewise.
6654 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
6656 2001-03-02 Zack Weinberg <zackw@stanford.edu>
6658 * configure.in: Kill tm.h. Include the files in the $tm_file
6659 list in all three of config.h, hconfig.h, tconfig.h, after the
6660 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
6661 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
6662 * configure: Regenerate.
6663 * Makefile.in (clean): Don't delete tm.h.
6665 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
6666 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
6667 those are not defined, set SEC and FEC to 0 and 1.
6668 * gcc.texi: Update to match.
6670 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
6671 * config/fp-bit.c, config/m68k/aux-crt2.asm,
6672 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
6673 Include tconfig.h, not tm.h.
6675 * config/xm-lynx.h, config/xm-std32.h,
6676 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6677 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
6678 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
6679 config/clipper/xm-clix.h, config/convex/xm-convex.h,
6680 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6681 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
6682 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
6683 config/i386/xm-i386.h, config/i860/xm-i860.h,
6684 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6685 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
6686 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6687 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6688 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6689 config/pa/xm-linux.h, config/pa/xm-pa.h,
6690 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
6691 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
6692 config/pj/xm-pj.h, config/romp/xm-romp.h,
6693 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
6694 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6695 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6696 config/v850/xm-v850.h, config/vax/xm-vax.h,
6697 config/we32k/xm-we32k.h:
6699 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
6701 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
6702 config/i370/xm-oe.h: Don't include tm.h. Don't define
6704 * config/vax/xm-vms.h: Don't include tm.h.
6706 * config/xm-lynx.h, config/avr/xm-avr.h,
6707 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
6708 Delete; made empty by above changes.
6709 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6710 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
6711 Don't include config/xm-lynx.h or tm.h.
6713 * config/xm-gnu.h: Don't include fcntl.h.
6714 * config/sparc/xm-lynx.h: Don't include sys/types.h and
6716 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
6718 2001-03-02 Richard Henderson <rth@redhat.com>
6720 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
6721 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
6723 2001-03-02 Richard Henderson <rth@redhat.com>
6725 * Makefile.in (OBJS): Add dwarf2asm.o.
6726 * dwarf2asm.c, dwarf2asm.h: New files.
6727 * dwarf2out.c (*): Use them.
6728 (size_of_uleb128, size_of_sleb128): Remove.
6729 (output_uleb128, output_sleb128): Remove.
6730 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
6731 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
6732 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
6733 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
6734 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
6735 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
6736 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
6737 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
6738 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
6739 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
6740 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
6741 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
6742 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
6743 (dwarf2out_frame_debug): Remove unused variables.
6744 (output_loc_operands): Don't abort on 8 byte constants if
6745 host integers are wide enough.
6746 (output_symbolic_ref): Remove.
6747 (size_of_die): Don't assume 4 byte host integers.
6748 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
6750 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
6751 something stupid with HOST_WIDE_INT to long truncation.
6752 [CONST_DOUBLE]: Likewise.
6754 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
6755 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
6756 * config/arm/unknown-elf.h: Likewise.
6757 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
6758 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
6759 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
6760 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
6761 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
6762 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
6763 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
6764 (ASM_OUTPUT_DWARF_OFFSET): Remove.
6765 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
6766 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
6767 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
6768 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
6770 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6772 * cselib.c (hash_rtx): Cast enums to unsigned int.
6774 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6776 * print-rtl.c (print_rtx): Cast enums to int for comparison.
6777 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
6779 * c-format.c (C_STD_VER): Cast to int for comparisons.
6780 (check_function_format): Cast various enums to int for &.
6781 (maybe_read_dollar_number): Likewise.
6782 (check_format_info): Likewise.
6783 (check_format_info_main): Likewise.
6784 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
6785 (safe_from_p): Likewise.
6786 * varasm.c (const_hash): Cast enum to int for %.
6787 * emit-rtl.c (init_emit_once): Use int loop variable to work around
6788 pcc enum problems with < and ++ operators.
6789 * regclass.c (init_reg_sets_1): Cast enums for comparison.
6790 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
6791 (regclass_init): Change enum class to int to iterate over reg_classes.
6792 * genrecog.c (merge_trees): Cast enums for comparison.
6793 * rtl.h (GET_CODE): Cast to enum rtx_code.
6794 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
6795 (GET_MODE): Cast to enum machine_mode.
6796 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
6797 (GET_NOTE_INSN_NAME): Cast enum to int.
6798 * tree.h (TREE_CODE): Cast to enum tree_code.
6799 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
6800 * timevar.c (timevar_print): Change loop variable id from enum to
6802 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
6803 * config/i386/i386.md: Use PUT_MODE for mode assignment.
6804 * toplev.c (compile_file): Cast enum DFI to int.
6805 (decode_d_option): Likewise.
6807 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
6809 * cppinit.c (append_include_chain): Mark "after" include file name list
6810 as a system directory.
6811 * cpp.texi: Document new behavior.
6813 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
6815 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
6817 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
6819 * cppfiles.c (struct include_file): Update.
6820 (stack_include_file): Use search_from.
6821 (cpp_included, find_include_file): Update.
6822 (cpp_execute_include): Update. ptr->name may not be
6823 null terminated. Use the new search_from member variable
6825 (_cpp_compare_file_date): Similarly.
6826 (search_from): New function, similiar to actual_directory.
6827 (actual_directory): Delete.
6828 (remap_filename): Update. loc->name may not be null terminated.
6829 (struct file_name_list): Rename search_path. Update.
6830 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
6831 search_from and dir.
6832 (struct cpp_reader): Remove actual_dirs.
6833 * cppinit.c (struct cpp_pending): Update for renamed objects.
6834 (append_include_chain, remove_dup_dir, remove_dup_dirs,
6835 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
6836 * cpplib.h (struct cpp_options): Similarly.
6838 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6840 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
6841 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
6842 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6843 config/clipper/xm-clix.h, config/convex/xm-convex.h,
6844 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6845 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
6846 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6847 config/i370/xm-linux.h, config/i370/xm-mvs.h,
6848 config/i370/xm-oe.h, config/i386/xm-aix.h,
6849 config/i386/xm-i386.h, config/i386/xm-osf.h,
6850 config/i860/xm-i860.h, config/i960/xm-i960.h,
6851 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6852 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
6853 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
6854 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
6855 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
6856 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6857 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6858 config/pj/xm-pj.h, config/romp/xm-romp.h,
6859 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
6860 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6861 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6862 config/v850/xm-v850.h, config/vax/xm-vax.h,
6863 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
6864 Do not define TRUE or FALSE.
6866 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
6867 empty by above change.
6868 * config.gcc: Remove references to these files.
6870 * configure.in: Detect stdbool.h.
6871 * configure, config.in: Regenerate.
6872 * system.h: Include stddef.h here if available.
6873 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
6874 Then set up a sensible boolean type at the very end.
6876 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
6877 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
6879 * hash.h: Delete 'boolean' typedef and related #undefs.
6881 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
6882 all uses of 'boolean' with 'bool'.
6884 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6886 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
6887 * cppexp.c (lex): Cast enums for comparison.
6888 * cppinit.c (parse_option): Cast enum for comparison.
6889 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
6890 (cpp_output_token): Likewise.
6891 (cpp_can_paste): Cast enums for comparsion and plus/minus.
6892 (cpp_avoid_paste): Cast enums for minus and comparison.
6894 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6896 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
6897 field to all array elements.
6899 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6901 * cpphash.h (struct cpp_reader): Add print_version field.
6902 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
6903 just set print_version and other flags as appropriate.
6904 (cpp_post_options): Print version here if print_version is set.
6906 * toplev.c (exit_after_options): New flag.
6907 (independent_decode_option): Don't exit here; just set
6909 (main): Exit after calling lang_hooks.post_options if
6910 exit_after_options is true.
6912 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
6913 (merge_include_chains): Adjust comment to match code.
6915 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6917 * stringpool.c (set_identifier): New function.
6918 * tree.h: Prototype it.
6920 * c-parse.in: Kill D_YES. If compiled for objc, call
6921 save_and_forget_protocol_qualifiers from init_reswords.
6922 * objc/objc-act.c (remember_protocol_qualifiers,
6923 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
6924 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
6926 (save_and_forget_protocol_qualifiers): New function.
6927 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
6929 2001-03-01 Diego Novillo <dnovillo@redhat.com>
6931 * c-semantics.c (prune_unused_decls): Return error_mark_node
6932 instead of (tree) 1 to stop traversing the tree chain.
6934 2001-03-01 Bernd Schmidt <bernds@redhat.com>
6936 Fix a problem introduced by Kenner's Feb 18 change.
6937 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
6938 flag_cse_skip_blocks only temporarily, not for ever.
6940 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
6942 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
6943 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
6945 * pa.c (emit_move_sequence): Verify operand0 is a hard register
6946 before determining its register class.
6948 2001-03-01 Bernd Schmidt <bernds@redhat.com>
6950 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
6951 from reg 4 if current_function_calls_setjmp.
6952 (gen_nop_type): New function.
6953 (ia64_emit_nops): New function.
6954 (ia64_reorg): Call it.
6955 (ia64_sched_reorder): Move code that rotates bundles up a bit.
6957 * reload1.c (eliminate_regs_in_insn): Restrict the special case
6958 code not to try to optimize adds with anything but a REG destination.
6960 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
6961 (INSN_PRIORITY_KNOWN): New accessor macro.
6962 * haifa-sched.c (priority): Use it instead of testing priority against
6965 2001-02-28 DJ Delorie <dj@redhat.com>
6967 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
6968 since that doesn't work the way gcc wants on a generic m68k.
6970 2001-02-28 Richard Henderson <rth@redhat.com>
6972 * caller-save.c (save_call_clobbered_regs): Fix typo in
6973 comparison last change.
6975 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
6977 * i386.c (pentium4_cost): New.
6978 (m_PENT4): New macro.
6979 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
6980 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
6981 x86_integer_DFmode_moves, x86_partial_reg_dependency,
6982 x86_memory_mismatch_stall): Add Pentium4
6983 (x86_use_q_reg, x86_use_any_reg): Kill.
6984 (override_options): Add pentium4.
6985 (incdec_operand): Return 0 for pentium4.
6986 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
6987 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
6988 (TARGET_PENTIUM4): Define.
6989 (enum processor_type): Add PROCESSOR_PENTIUM4.
6990 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
6991 * i386.md (attribute "cpu"): Add pentium4.
6992 * invoke.texi (march): Add pentium4.
6994 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
6996 * i386.md (sse_mov?fcc*): New patterns and splitters.
6997 * i386.c (ix86_expand_movcc): Work post-reload; recognize
6998 the SSE based conditional moves.
7000 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
7002 * i386.md (attribute mode): Add "TI".
7003 (movsf_1): Add pxor support; remove constant propagation splitter.
7004 (movdf_integer): Likewise.
7005 (movdf_nointeger): Likewise.
7006 (movxf constant prop splitter): Handle all modes; update for SSE.
7007 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
7008 * i386.c (standard_80387_constant_p): Rewrite.
7009 (standard_sse_constant_p): New.
7010 * i386-protos.h (standard_sse_constant_p): New.
7012 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
7014 * i386.md (sse_setccsf, sse_setccdf): New.
7015 (sse_cmp* patterns): Use '%D' instead of outputtting condition
7017 * i386.c (sse_comparison_operator): Accept the supported unordered
7018 comparses; be ready for fast_math.
7019 (print_operand): Support 'D'.
7021 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
7023 * jump.c (reversed_comparison_code): Kill.
7025 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
7027 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
7030 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
7032 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
7033 add missing '%' in constraints.
7035 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
7037 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
7038 for HOST_BITS_PER_WIDE_INT == 32 too.
7040 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
7042 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
7044 (insert_save, insert_restore): New parameter save_mode.
7045 (init_caller_save): Update initialization of reg_save_code
7046 and reg_restore_code.
7047 (save_call_clobbered_regs): Compute save_modes and update calls to
7048 reg_save_code and reg_restore_code.
7049 (insert_restore): Unsignetize numbers; use save_modes to choose mode
7050 of spill; update use of reg_restore_code.
7051 (insert_save): Likewise.
7052 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7053 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7054 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
7056 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7058 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
7059 noce_try_store_flag_inc, noce_try_store_flag_mask,
7060 noce_try_cmove_arith):
7061 Use reversed_comparison_code instead of reverse_comparison and
7062 can_reverse_comparison_p.
7064 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
7066 * jump.c (reversed_comparison_code_parts): Allow reversal of
7067 unordered compares in -ffast-math mode; reverse ordered compares
7068 for FP even w/o -ffast-math.
7070 2001-02-27 Richard Henderson <rth@redhat.com>
7072 * print-rtl.c (print_rtx) [i]: Don't print field five on
7073 NOTEs other than NOTE_INSN_DELETED_LABEL.
7075 2001-02-27 Zack Weinberg <zackw@stanford.edu>
7077 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
7078 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
7080 2001-02-27 Diego Novillo <dnovillo@redhat.com>
7082 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
7083 even if walk_subtrees is 0.
7084 * c-semantics.c (prune_unused_decls): Return a non-null value to
7085 stop traversing the tree chain.
7087 2001-02-27 DJ Delorie <dj@redhat.com>
7089 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
7090 register, *then* define it as the new CFA.
7092 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
7094 * pa.c (override_options): Promote -fpic to -fPIC.
7095 (legitimize_pic_address): Simplify due to removal of
7096 small PIC as a code generation option.
7097 (secondary_reload_class): Similarly.
7098 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
7099 (PRINT_OPERAND_ADDRESS): Similarly.
7100 * pa.md (various patterns): Similarly.
7101 (small pic lo_sum pattern): Remove.
7103 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
7106 * md.texi (min, max): Document
7108 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
7110 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
7111 TARGET_PARTIAL_REG_DEPENDENCY.
7112 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
7114 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
7116 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
7118 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
7120 * mips.c (mips_make_temp_file): Fix thinko in last change.
7122 2001-02-26 Jason Eckhardt <jle@redhat.com>
7124 * combine.c (known_cond): Do not reverse the condition when
7125 SMAX/UMAX is being considered and the condition is for equality
7128 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
7130 2001-02-26 Philip Blundell <philb@gnu.org>
7132 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
7134 * config/arm/linux-elf.h: Remove historical relics related to
7135 above configurations.
7136 * config/arm/linux-oldld.h: Delete.
7137 * config/arm/linux-elf26.h: Delete.
7139 2001-02-26 Jason Merrill <jason@redhat.com>
7141 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
7143 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
7144 recognize a tentative definition. Lose obsolete code.
7146 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
7147 variables unless necessary, either.
7149 2001-02-25 Richard Henderson <rth@redhat.com>
7151 * ifcvt.c (struct noce_if_info): Add test_bb.
7152 (noce_get_alt_condition): New.
7153 (noce_try_minmax, noce_try_abs): New.
7154 (noce_operand_ok): New.
7155 (noce_process_if_block): Use them.
7156 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
7158 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
7160 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
7163 2001-02-25 Zack Weinberg <zackw@stanford.edu>
7165 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
7166 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
7168 (mips_asm_file_end): Free temp_filename here.
7170 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7172 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
7173 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
7175 * config/i386/i386.md (movstrsi): Handle FAIL case.
7177 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
7179 * cppinit.c (builtin_array): Update.
7180 (init_builtins): Flag builtins to warn if redefined or
7181 undefined. Define __GXX_WEAK as a normal macro.
7182 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
7183 * cpplib.h (NODE_WARN): New flag.
7184 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
7185 Handle __STDC__ as a builtin only on Solaris.
7186 (warn_of_redefinition): Renamed from check_macro_definition.
7187 Reverse sense of test. Always warn if NODE_WARN.
7188 (_cpp_create_definition): Use warn_of_redefinition. Flag
7189 any macro beginning with "__STDC_" to require a mandatory
7190 warning if redefined or undefined.
7192 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7194 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
7195 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
7196 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
7197 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
7198 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
7199 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
7200 Don't define any of:
7201 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
7202 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
7203 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
7204 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
7205 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
7207 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
7208 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
7211 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
7212 Delete now-empty file.
7214 * alpha/vms.h: Define NEED_ATEXIT here...
7215 * alpha/xm-vms.h: ...not here.
7217 * i386/cygwin.h: Don't define PARAMS.
7218 * mips/mips.c: Don't prototype mktemp. Don't define
7219 P_tmpdir. Use make_temp_file to create temporary files.
7220 Don't be clever and delete temporary files early.
7221 * config.gcc: Drop references to deleted files. Don't define
7223 * gcc.texi: Don't mention USE_PROTOTYPES.
7225 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7227 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
7228 (ix86_set_move_mem_attrs_1): Likewise.
7229 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
7230 * config/i386/i386.md (movstrsi): Call it.
7232 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7234 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
7235 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
7236 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
7237 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
7239 (i750a-*-*): Error here if hosting on i750a.
7240 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
7242 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
7243 Remove (empty modulo comments).
7245 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
7246 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
7247 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
7248 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
7249 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
7250 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
7252 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
7253 Remove reference to winnt.h in comment.
7254 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
7256 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7258 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
7259 used to set another biv.
7261 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7263 * tree.h (BLOCK_DEAD): New macro.
7264 (struct tree_block): New flag, dead_flag.
7265 * print-tree.c (print_node, case 'b'): Print missing fields.
7266 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
7267 * function.c (identify_blocks): Enable test for misplaced notes.
7268 (all_blocks): Skip BLOCK_DEAD blocks.
7269 * integrate.c (integrate_decl_tree): Likewise.
7271 * errors.c (internal_error, trim_filename): New functions.
7272 (fancy_abort): Call internal_error.
7273 * errors.h (internal_error, trim_filename): New declarations.
7275 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
7277 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
7279 (EXTRA_CONSTRAINT): Formatting changes.
7281 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7283 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
7285 2001-02-23 Per Bothner <per@bothner.com>
7287 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
7288 so they can be called from java/jvspec.c.
7289 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
7291 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
7293 * i386.c (ix86_frame): New structure.
7294 (ix86_compute_frame_size): Kill.
7295 (ix86_compute_frame_layout): New.
7296 (ix86_save_reg): New.
7297 (ix86_can_use_return_insn_p): Use frame layout stuff.
7298 (ix86_expand_prologue): Likewise.
7299 (ix86_expand_epilogue): Likewise.
7300 (ix86_initial_elimination_offset): Likewise.
7301 (ix86_nsaved_regs): Use ix86_save_reg.
7302 (ix86_emit_save_regs): Likewise.
7304 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
7306 * flow.c (find_sub_basic_blocks): New function.
7307 (split_block): Be ready for basic block introduced by CODE_LABEL.
7308 (commit_one_edge_insertion): Call find_sub_basic_block.
7310 * flow.c (make_edges): Add edge from entry for blocks starting with
7311 label having ALTERNATE_NAME
7313 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
7315 * function.c (epilogue_done): Be ready for first basic block not
7316 containing PROLOGUE_END note.
7317 (reposition_prologue_and_epilogue_notes): Avoid placing
7318 PROLOGUE_END note between BASIC_BLOCK.
7320 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
7322 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
7324 2001-02-21 DJ Delorie <dj@redhat.com>
7326 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
7327 check for current_function_has_nonlocal_goto from 1999-11-12.
7329 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7331 * diagnostic.c (trim_filename): No longer static.
7332 * toplev.h (trim_filename): Declare.
7333 * rtl.c (rtl_check_failed_bounds): Call internal_error.
7334 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
7335 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
7336 (rtvec_check_failed_bounds): Likewise.
7337 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
7339 * convert.c (convert_to_integer): Don't do unsigned unless result or
7340 both inputs are unsigned.
7342 * fold-const.c (fold_convert): Don't call size_int_type_wide if
7345 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
7347 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
7349 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
7351 * Makefile.in (resource.o): Add params.h dependence.
7352 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
7353 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
7354 * resource.c: Add dependence on params.h.
7355 (current_live_regs): Fix explanatory comment.
7356 (find_basic_block): Add new parameter to permit limiting search
7358 (mark_target_live_regs): Add new argument to find_basic_block call.
7359 (incr_ticks_for_insn): Likewise.
7361 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7363 * diagnostic.c (output_to_stream): Rename to
7364 output_buffer_to_stream. Loses the stream parameter.
7365 (init_output_buffer): Set diagnosic_buffer's stream.
7366 (flush_diagnostic_buffer): Adjust.
7367 (default_print_error_function): Likewise.
7368 (finish_diagnostic): Likewise.
7369 (verbatim): Likewise.
7371 * diagnostic.h (struct output_buffer): Add `stream' field.
7372 (output_buffer_attached_stream): New macro.
7374 2001-02-23 Jakub Jelinek <jakub@redhat.com>
7376 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
7377 check if either operand is divisible by C.
7378 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
7379 If type is signed, consider negative numbers as well.
7381 2001-02-22 Richard Henderson <rth@redhat.com>
7383 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
7384 reach .text instead of gp-relative relocs.
7385 * config/ia64/crtend.asm (.init): Likewise.
7387 2001-02-22 Andreas Jaeger <aj@suse.de>
7389 * extend.texi (C++ Attributes): Fix typo.
7391 2001-02-21 David Mosberger <davidm@hpl.hp.com>
7393 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
7394 functions, drop current_function_args_info.words test.
7395 (ia64_compute_frame_size): Mark syscall_linkage functions as
7396 using eight input registers.
7398 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
7399 Bruce Korb <bkorb@gnu.org>
7401 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
7402 * fixinc/README: Document how to convert sed substitutions
7403 to format style c_fix-es.
7404 * fixinc/fixincl.x: regen
7406 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
7408 * gcc.c: Add comment explaining how to add a command-line option.
7409 Add title to specs language comment.
7411 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7413 * gcc.c (cc1_options): Add "-param".
7414 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
7415 (option_map): Likewise.
7416 * toplev.c (display_help): Add entry for "--param".
7417 (independent_decode_option): Fix typographical error.
7419 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
7420 Bernd Schmidt <bernds@redhat.com>
7421 Jan Hubicka <jh@suse.cz>
7423 * i386.c (function_arg_advance): Pass SSE arguments in registers.
7424 (function_arg): Likewise.
7426 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
7428 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
7430 2001-02-21 Kazu Hirata <kazu@hxi.com>
7432 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
7436 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
7438 * flow.c (init_propagate_block_info): Canon address and use single_set
7439 for killing dead memory stores.
7441 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7443 * Makefile.in (reorg.o): Add params.h dependence.
7444 * params.def: Fix typographical error in comment.
7445 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7446 * params.h: Modify introductory comment.
7447 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7448 * reorg.c: Add dependence on params.h.
7449 (redundant_insn): Add parameterized throttle for search.
7450 (fill_simple_delay_slots): Add a comment explaining a variable.
7451 Move conditional out of loop, simplifying code.
7452 (fill_eager_delay_slots): Fix typographical error in comment.
7454 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
7456 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
7458 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
7459 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
7461 2001-02-21 Jason Merrill <jason@redhat.com>
7463 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
7464 (struct tree_decl): Add uninlinable bitfield.
7465 * c-decl.c (duplicate_decls): Set it.
7466 * integrate.c (function_cannot_inline_p): Check it.
7468 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
7469 DW_AT_MIPS_linkage_name to abstract methods.
7470 (dwarf2out_abstract_function): Emit class context before calling
7471 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
7472 (gen_subprogram_die): Remove obsolete code.
7473 (gen_member_die): Don't include clones in the member list.
7474 (gen_decl_die): Emit abstract info for clone origin.
7475 * dwarfout.c (output_type): Don't include clones in the member list.
7476 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
7477 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
7478 DECL_ABSTRACT on a function that already has it set.
7480 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
7481 (get_subprogram_die): Pass it in.
7483 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
7485 * flow.c (mark_set_1): Make not_dead unsigned long. For
7486 non-pseudos, use it as a bitmask of the hard regs that
7489 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
7491 * cppfiles.c: Update comments.
7492 (_cpp_read_file): Don't check for NULL filenames any more.
7493 * cppinit.c (cpp_start_read): Don't do canonicalization of
7494 in_fname and out_fname. Use the passed file name exclusively.
7495 (_cpp_handle_options): Don't treat "-" as a command line option,
7496 but as a normal filename.
7497 (_cpp_post_options): Canonicalize in_fname and out_fname.
7498 * cppmain.c (printer_init): Don't check out_fname for NULL.
7499 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
7500 (init_c_lex): Update, and use "" to represent stdin to CPP.
7503 2001-02-20 Will Cohen <wcohen@redhat.com>
7505 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
7506 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
7507 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
7510 2001-02-20 Stan Shebs <shebs@apple.com>
7512 * config/rs6000/rs6000.c (output_cbranch): Output branches
7513 on separate lines instead of using ';' to separate.
7515 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7517 * cppinit.c (set_lang): Move builtin handling to...
7518 (init_builtins): ...here.
7519 (_cpp_create_reader): Move call to set_lang.
7521 2001-02-20 Mark Mitchell <mark@codesourcery.com>
7523 * stmt.c (expand_return): If an attempt is made to return the
7524 error_mar_node, treat the return like a return without a value.
7526 2001-02-19 Zack Weinberg <zackw@stanford.edu>
7528 * sibcall.c (skip_copy_to_return_value): Call
7529 identify_call_return_value here, and return orig_insn if it
7530 returns zero. Hardret and softret arguments now unnecessary.
7531 (call_ends_block_p): Don't call identify_call_return_value here.
7533 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
7535 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
7536 * ggc.h (ggc_mark_if_gcable): Delete prototype.
7538 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
7540 * pa.c (move_operand): Accept code to load the address of a
7541 symbol out of the DLT as a valid move operand.
7542 (print_operand, case 'A'): New to handle generating a DLT
7543 reference for a LO_SUM expression.
7544 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
7545 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
7547 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
7549 * README, cpp.texi, gcc.texi, version.c: Update version number to
7551 * cpp.1, gcov.1, gcc.1: Regenerate.
7553 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7555 * cppfiles.c (stack_include_file): Generate dependencies
7556 here, and manage include_count here too.
7557 (PRINT_THIS_DEP): Delete.
7558 (_cpp_execute_include): Do not generate dependencies here,
7559 apart from the case of a missing header. Do not manage
7561 (_cpp_read_file): Leave dependency generation to
7564 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
7566 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
7567 target_cpu_default. Remove dead assignment to
7570 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
7572 * regclass.c (contains_reg_of_mode): Make global.
7573 (init_reg_sets): Remove contains_reg_of_mode; take into account
7574 CLASS_MAX_NREGS when looking for the proper mode.
7575 (dump_regclass): Dump only classes considered for the pseudo.
7576 (regclass): Use contains_reg_of_mode.
7578 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
7580 * gcc.c (do_spec_1): 'n' for printing notices.
7581 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
7583 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
7585 * reg-stack.c (next_flags_user): Use current_block->end
7586 (swap_rtx_condition): Look for next user if flags don't die;
7587 give up on CALL_INSNs; use current_block->end.
7589 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7591 * sibcall.c (call_ends_block_p): New function.
7592 (optimize_sibling_and_tail_recursive_call): Use it.
7594 2001-02-18 Kazu Hirata <kazu@hxi.com>
7596 * config/h8300/h8300.md: Update copyright.
7597 (andsi3): Do not output an extra newline character.
7599 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7601 * toplev.c (note_deferral_of_defined_inlined_function): Argument
7602 FNDECL may be unused.
7604 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
7605 follow jumps after first run.
7606 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
7607 it doesn't change any jumps.
7609 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
7611 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
7612 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
7613 (mostlyclean): Corresponding changes.
7614 * rtlanal.c (hard-reg-set.h): Include.
7615 (rtx_unstable_p): Do not treat the argument pointer specially
7616 if it is not a fixed register.
7617 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
7619 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7621 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
7622 against last real insn in basic block.
7623 Rework to avoid gotos.
7625 * Makefile.in (gcse.o): Now includes ggc.h.
7626 * gcse.c: Include ggc.h.
7627 (want_to_gcse_p): Verify expression can be in SET as valid insn.
7628 (try_replace_reg): Remove warning of uninitialize variable.
7629 (process_insert_insn): Call invalid_insn_p to validate insn.
7630 * recog.c (insn_invalid_p): Now global.
7631 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
7632 * recog.h (insn_invalid_p): New declaration.
7634 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
7636 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
7637 assignments from FP constants since 'Y' output code can't handle it.
7638 (eligible_for_sibcall_delay): Likewise.
7640 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
7641 Call fancy_abort directly, passing args.
7642 (print_rtl_and_abort): Now a macro, like fancy_abort.
7644 * final.c (output_operand_lossage): Use internal_error, not error.
7646 2001-02-18 Shane Nay <shane@agendacomputing.com>
7648 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
7649 structure shift insns.
7651 2001-02-18 Mark Mitchell <mark@codesourcery.com>
7653 * invoke.texi (-fsquangle): Remove documentation.
7654 (-fname-mangling-version): Likewise.
7656 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
7658 * optabs.c (expand_abs): Remove reference to
7659 HAVE_contitional_arithmetic.
7660 * combine.c (simplify_set): Likewise.
7662 2001-02-18 Richard Henderson <rth@redhat.com>
7664 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
7667 2001-02-18 Richard Henderson <rth@redhat.com>
7669 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
7671 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
7673 * reload1.c (reload_cse_simplify_set): Fix typo.
7675 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7677 * diagnostic.c (_fatal_insn): Decrement errorcount.
7679 * invoke.texi (-I): Add note avoiding use for system header files.
7681 * rtl.h (add_clobbers): Remove duplicate declaration.
7682 * recog.h (added_clobbers_hard_reg_p): New declaration.
7683 * genemit.c (struct clobber_pat): New field has_hard_reg.
7684 (gen_insn): Record if added clobbers clobber hard reg.
7685 (gen_split): Avoid unused warning if number of operands is 0.
7686 (output_added_clobbers_hard_reg_p): New function.
7689 2001-02-18 Alan Modra <alan@linuxcare.com.au>
7691 * pa.c (hppa_expand_prologue): Simplify code storing return
7692 pointer. For large (>=8k) frames with a post_store, adjust stack
7693 pointer by 8k-64 first rather than by 64. When testing with
7694 VAL_14_BITS_P, always use the actual value rather than the value
7695 negated. Add blockage to prevent scheduling of spills before
7696 stack frame has been created.
7697 (hppa_expand_epilogue): Simplify code loading return pointer.
7698 Allow a slightly larger range for merge_sp_adjust_with_load case.
7699 When testing with VAL_14_BITS_P, always use the actual value.
7701 * pa.c (pa_adjust_insn_length): Check that block move
7702 pattern is a set before looking at operands.
7704 2001-02-17 Mark Mitchell <mark@codesourcery.com>
7706 * fold-const.c (fold_binary_op_with_conditional_arg): New
7707 function, split out from ...
7709 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
7710 conditional arms that throw exceptions.
7712 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
7715 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7717 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
7718 define HAVE_DECL_* to 1 to mask potential backup declarations.
7719 * configure: Regenerated.
7721 2001-02-17 Mark Mitchell <mark@codesourcery.com>
7723 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
7725 2001-02-17 Richard Henderson <rth@redhat.com>
7727 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
7728 when replacing a memory load with a register.
7730 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7731 Jan Hubicka <jh@suse.cz>
7733 * recog.c (validate_replace_src_1): New.
7734 (validate_replace_src_data): Likewise.
7735 (validate_replace_src): Use note_uses.
7736 * rtl.h (note_uses): Declare.
7737 * rtlanal.c (note_uses): New.
7739 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
7741 * reg-stack.c (stack_def): Make field reg unsigned.
7742 (remove_regno_note): Unsignetize parameter.
7744 2001-02-16 Jes Sorensen <jes@linuxcare.com>
7746 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
7747 shladd_operand() call.
7749 2001-02-16 Bruce Korb <bkorb@gnu.org>
7750 Rodney Brown <RodneyBrown@mynd.com>
7752 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
7753 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
7754 machine restrictions
7755 * fixinc/fixincl.x: regen
7757 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7759 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
7761 (hash_scan_insn): Clean up calls to hash_scan_set.
7762 (compute_kill_rd): REGNO now unsigned.
7763 (try_replace_reg): Rework to use simplify_replace_rtx.
7764 (cprop_jump, cprop_cc0_jump): Likewise.
7765 (cprop_insn): Call find_reg_equal_equiv_note.
7766 Reflect changes to cprop_jump and cprop_cc0_jump.
7768 * recog.c (validate_replace_src): Replace in operands of
7769 ZERO_EXTRACT in SET_DEST.
7771 * cse.c (new_label_ref): New variable.
7772 (insert): Set it instead of recorded_label_ref.
7773 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
7774 CODE_LABEL for this function, and not already in REG_LABEL note.
7776 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
7778 * resource.c (mark_referenced_resources): Fix typo in introductory
7780 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
7783 2001-02-16 Jason Merrill <jason@redhat.com>
7785 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
7787 (gen_subprogram_die): Don't abort on seeing a second definition if
7788 the previous one was abstract. Don't replace an abstract instance
7789 in the lookup table.
7791 * dwarf2out.c (dwarf2out_abstract_function): Rename from
7792 gen_abstract_function.
7793 * dwarf2out.h: Declare it.
7794 * toplev.c (note_outlining_of_inline_function): New fn.
7795 * toplev.h: Declare it.
7796 * integrate.c (output_inline_function): Call it.
7797 * c-decl.c (duplicate_decls): Call it when redefining an extern
7798 inline. Don't inline the new defn.
7800 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
7802 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7804 * .gdbinit: Rename to gdbinit.in.
7805 * gdbinit.in: New file,
7806 * configure.in: Generate .gdbinit from gdbinit.in.
7807 * configure: Regenerated.
7808 * Makefile.in (distclean): Always remove .gdbinit.
7810 2001-02-16 Jakub Jelinek <jakub@redhat.com>
7812 * objc/objc-act.c (start_class): Register implemented_classes with
7815 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
7817 * cppfiles.c (_cpp_make_system_header): Generate a file
7820 2001-02-15 Jim Meyering <meyering@lucent.com>
7822 * Makefile.in (install-common): Don't depend on installdirs here.
7823 Instead, make each of the lang.install-common targets (e.g.,
7824 c++.install-common in cp/Make-lang.in) depend on it.
7825 (install-driver): Depend on installdirs.
7827 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7829 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
7831 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
7834 2001-02-15 Mark Mitchell <mark@codesourcery.com>
7836 * invoke.texi (--param): Document.
7838 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
7840 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
7842 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
7844 * i386.md (extendsfdf2_2): Fix constraints.
7846 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
7848 * i386.md (fop_df_3 splitter): Fix operand number.
7850 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
7852 * invoke.texi (-mreg-alloc): Nuke.
7853 * i386.c (ix86_reg_alloc_order, regs_allocated,
7854 order_regs_for_local_alloc): Nuke.
7855 (override_options): Kill reg_alloc code.
7856 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
7857 (REG_ALLOC_ORDER): SSE goes before I387.
7858 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
7859 (ix86_reg_alloc_order): Likewise.
7860 * i386-protos.h (ix86_reg_alloc_order): Kill.
7862 2001-02-14 Richard Henderson <rth@redhat.com>
7864 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
7866 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
7868 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
7870 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
7872 * i386-protos.h (ix86_memory_move_cost): Move offline.
7873 * i386.c (ix86_register_move_cost): Compute properly cost of
7874 SSE, MMX and i387 instructions.
7875 (*_cost): Add costs of SSE/MMX moves.
7876 (ix86_memory_move_cost): Move offline from ....; Likewise.
7877 * i386.h (MEMORY_MOVE_COST): .... here;
7878 (struct processor costs): Add new fields to represent costs
7881 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
7883 * regclass.c (init_reg_sets_1): Reinstall the optimization of
7884 move_cost together with Matt Kraai's fix.
7886 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
7888 * Makefile.in (OBJS): Add params.o.
7890 2001-02-14 Richard Henderson <rth@redhat.com>
7891 DJ Delorie <dj@redhat.com>
7893 * jump.c (jump_optimize_1): When we delete a conditional jump
7894 preceeding a non-conditional jump to effectively the same place,
7895 make sure that the combined jump skips any clobber insns between
7898 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
7900 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
7902 2001-02-14 Mark Mitchell <mark@codesourcery.com>
7904 * Makefile.in (toplev.o): Depend on params.h.
7905 (intergate.o): Likewise.
7906 (params.o): New target.
7907 * flags.h (inline_max_insns): Remove.
7908 * integrate.c: Include params.h.
7909 Use MAX_INLINE_INSNS instead of inline_max_insns.
7910 * params.c: New file.
7911 * params.h: Likewise.
7912 * params.def: Likewise.
7913 * toplev.c: Include params.h.
7914 (lang_independent_params): New variable.
7915 (decode_f_option): Use the param machinery instead of setting
7917 (independent_decode_option): Handle "--param name=value".
7918 (main): Register language-independent parameters.
7920 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
7922 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
7924 2001-02-14 Richard Henderson <rth@redhat.com>
7926 * regclass.c (init_reg_sets_1): Revert last two changes.
7928 2001-02-14 Jakub Jelinek <jakub@redhat.com>
7930 * stor-layout.c (is_pending_size, put_pending_size): New functions.
7931 (variable_size): Call put_pending_size.
7932 * tree.h (is_pending_size, put_pending_size): Add prototypes.
7933 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
7934 sizes list, put newly created SAVE_EXPR there as well.
7936 2001-02-14 Jakub Jelinek <jakub@redhat.com>
7938 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
7939 (errata_find_address_regs): load_group has only 2 entries.
7940 (errata_emit_nops): Likewise. shladd is not problematic.
7941 Clear last_group if nop was emitted.
7942 (fixup_errata): load_group has only 2 entries.
7945 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
7947 * c-lex.c (lex_number): Only warn traditionally for U suffix
7948 outside system macros.
7949 * cppexp.c (parse_number): Similarly.
7950 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
7951 * cppmacro.c (struct cpp_macro): New member node.
7952 (parse_args): Only warn about missing rest args if not
7954 (funlike_invocation_p): Similarly for uninvoked funlike macros.
7955 (cpp_sys_objmacro_p): New.
7956 (_cpp_create_definition): Store the node with the macro defn.
7957 Remember if the macro is defined in a system header.
7959 2001-02-13 DJ Delorie <dj@redhat.com>
7961 * configure.in (check_languages): determine languages to check
7962 * Makefile.in (check-c++): alias for check-g++
7963 (check-f77): alias for check-g77
7964 (CHECK_TARGETS): depend on configured languages
7966 Wed Feb 14 01:13:59 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 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7975 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
7976 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
7977 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
7978 (sqrtextendsfdf2): Disable for SSE2.
7980 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
7982 * i386.md (movsfcc_1): Support integer cmove instruction.
7983 (movdfcc_1): Likewise; new splitter.
7985 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
7987 * i386.c (output_fp_compare): Support SSE.
7988 (prepare_fp_compare_args): SSE comparisons always support memory.
7989 * i386.h (TARGET_CMOVE): SSE imply cmove.
7990 * i386.md (cmp?f2): Enable for SSE too.
7991 (cmpfp_i*): Support SSE.
7993 (cmpfp_i_sse_only): New.
7994 (s*, b* fp expanters): Enable for SSE too.
7995 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
7998 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
8000 * regclass.c (init_reg_sets_1): Silence warning.
8002 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
8004 * i386.md (sqrt?f2): Change to expander.
8005 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
8007 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8009 * rtlanal.c (find_reg_equal_equiv_note): New function.
8010 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
8011 (simplify_gen_relational, simplify_replace_rtx): Likewise.
8012 * rtl.h: Add declarations for above functions.
8014 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
8016 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
8018 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
8019 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
8020 * flow.c (mark_regs_live_at_end): Likewise.
8021 (calculate_global_regs_live): Likewise.
8022 * gcse.c (compute_hash_table): Likewise.
8023 (compute_kill_rd): Likewise.
8024 * resource.c (mark_target_live_regs): Likewise.
8025 * rtl.h (INVALID_REGNUM): New macro.
8027 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
8029 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
8031 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
8033 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
8036 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
8038 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
8040 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
8041 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
8042 (fop_sf_1_sse, fop_df_1_sse): New patterns
8043 (fop_*): Disable float_extend and float patterns for SSE compilation.
8044 * i386.c (output_387_binary_op): Support SSE.
8046 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
8048 * i386.md (dummy_extendsfdf2): Support SSE2
8049 (extendsfdf2): Enable if 80387 or SSE2.
8050 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
8051 and no MIX_I387_SSE2
8052 (extendsfdf2_1_sse_only): New pattern.
8053 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
8055 (truncdfsf2_1): Support SSE.
8056 (truncdfsf2_2): Support SSE.
8057 (truncdfsf2_2_1_sse): New pattern.
8058 (fixtruncsfsi2): Always use SSE if available.
8059 (fix_truncsfsi_sse): New pattern.
8060 (fix_truncdfsi_sse): New pattern.
8061 (floatsis?f2): Support SSE.
8062 (floatsidf2_i387): New pattern.
8063 (floatsidf2_sse): Likewise.
8065 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8067 * configure.in: Use "have_gnat" variable, not "gnat".
8068 * configure: Regenerated.
8070 * config/sparc/sparc.c (function_value): Treat all non-record
8071 aggregate types like used to treat UNION_TYPE.
8073 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
8075 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
8076 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
8078 (MASK_MIX_SSE_I387): New.
8079 (TARGET_SSE): SSE2 imply SSE.
8080 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
8081 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
8082 (enum reg_class): Add new classes.
8083 (REG_CLASS_NAMES): Likewise.
8084 (REG_CLASS_CONTENTS): Likewise.
8085 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
8086 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
8087 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
8088 (CLASS_MAX_NREGS): Use new macros.
8089 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
8090 * i386.md (pushsf, movsf): Support SSE.
8091 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
8092 splitters to use ANY_FP_REGNO_P.
8093 (movdf_nointeger, movdf_integer): Likewise.
8095 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8097 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
8098 (try_combine): Use it.
8100 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
8102 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
8103 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
8104 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
8105 (REGISTER_MOVE_COST): Likewise.
8106 * i386-protos.h (ix86_secondary_memory_needed,
8107 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
8108 * i386.c (ix86_secondary_memory_needed,
8109 ix86_preferred_reload_class, ix86_register_move_cost): New function.
8111 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
8113 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
8114 (HARD_REGNO_MODE_OK): Move offline to ....
8115 * i386.c (ix86_hard_regno_mode_ok) ... here;
8116 refuse all incorrect modes.
8117 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
8119 2001-02-13 Richard Henderson <rth@redhat.com>
8121 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
8122 entire operator; replicate that and match_dup the operands.
8123 (cmp_ccx_arith_op_set): Likewise.
8124 (cmp_cc_arith_op_not_set): Likewise.
8125 (cmp_ccx_arith_op_not_set): Likewise.
8127 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8129 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
8131 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8133 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
8134 (TARGET_NO_BITFIELD_WORD): New macro.
8135 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
8136 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
8138 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8140 * cselib.c: New file, from simplify-rtx.c.
8141 * simplify-rtx.c: Remove cselib parts.
8142 * Makefile.in: Add cselib.o.
8144 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8146 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
8147 (setup_incoming_varargs): Remove warning.
8149 * config/rs6000/rs6000.c (validate_condition_mode): When
8150 flag_fast_math, allow floating-point conditionals to be reversed.
8151 (rs6000_generate_compare): When flag_fast_math, don't generate
8152 cror operations for FP conditionals.
8154 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
8156 (ASM_SPEC): Likewise.
8157 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
8158 (CC1_SPEC): Likewise.
8159 (LINK_TARGET_SPEC): Likewise.
8160 (CPP_ENDIAN_SPEC): Likewise.
8161 * Makefile.in (check-consistency): New target.
8163 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
8165 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
8166 "return type defaults" warning for functions with return type
8168 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
8169 function declarations by default rather than only when pedantic.
8171 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
8173 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
8176 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8178 * extend.texi (Deprecated): Deprecate new initializer lists.
8180 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8182 * mkdeps.c (deps_add_default_target): Robustify. Add
8183 basename component only.
8184 * cpp.texi (-M): Describe how default target is generated.
8185 * invoke.texi (-M): Likewise.
8187 2001-02-12 Kazu Hirata <kazu@hxi.com>
8189 * toplev.c (push_float_handler): Remove.
8190 (pop_float_handler): Remove.
8191 * toplev.h: Remove prototypes for the above functions.
8193 2001-02-12 Jakub Jelinek <jakub@redhat.com>
8195 * c-common.c (constant_fits_type_p): New function.
8196 (convert_and_check): Use it.
8198 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8200 * Makefile.in (GXX_ABI_FLAG): Don't define.
8201 * configure.in (--enable-new-gxx-abi): Remove option.
8202 * config.in: Regenerated.
8203 * configure: Likewise.
8205 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
8207 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
8209 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
8210 regular basic block, and arrange for all edges into it to switch
8213 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8215 * Makefile.in (distclean): Do not remove .gdbinit.
8217 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8219 * Makefile.in (gcc.o): Fix typos.
8220 (protize.o): Likewise.
8221 (unprotoize.o): Likewise.
8223 2001-02-11 Richard Henderson <rth@redhat.com>
8225 * tree.c (build1): Check for null operand in last change.
8227 2001-02-11 Richard Henderson <rth@redhat.com>
8229 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
8230 (fold): Don't assume a constant isn't foldable.
8231 * tree.c (build): Set TREE_CONSTANT for an expression with no
8232 side-effects and constant operands.
8235 2001-02-10 Richard Henderson <rth@redhat.com>
8237 * jump.c (squeeze_notes): Revert 2000-05-12 change.
8239 2001-02-10 Anthony Green <green@redhat.com>
8241 * cpp.texi (Standard Predefined): Add documentation for
8244 * c-common.c (combine_strings): Improve warning message.
8246 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
8248 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
8250 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
8252 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
8254 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
8257 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8259 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
8262 2001-02-09 Nick Clifton <nickc@redhat.com>
8264 * config/arm/arm.md: Change output contraint on post inc
8265 load/store multiple patterns to be a read/write contraint.
8267 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
8269 * gcc.c (cpp_options): Delete .d files on error. Don't delete
8270 .o files when using the -M options.
8272 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8273 David Edelsohn <edelsohn@gnu.org>
8275 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
8276 handle DImode constants. Use one TOC entry for SImode and smaller
8277 constants, aligned properly.
8279 2001-02-08 Jason Merrill <jason@redhat.com>
8281 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
8282 about the SP adjustment for saving the static chain pointer.
8283 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
8284 offset when setting a temporary CFA register.
8286 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
8288 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
8289 powerpc-*-chorusos* .
8290 * config/rs6000/chorus.h : New file.
8291 * config/i386/chorus.h : New file.
8292 * config/sparc/chorus.h : New file.
8293 * config/sparc/t-chorus-elf : New file.
8295 2001-02-08 David Edelsohn <edelsohn@gnu.org>
8297 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
8298 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
8299 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
8300 (__WCHAR_TYPE__): Correct macro name.
8302 2001-02-08 Richard Henderson <rth@redhat.com>
8304 * config/i386/i386.c (ix86_frame_pointer_required): New.
8305 (ix86_setup_frame_addresses): New.
8306 (struct machine_funciton): Add accesses_prev_frame.
8307 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
8308 ix86_frame_pointer_required.
8309 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
8310 (SETUP_FRAME_ADDRESSES): New.
8311 * config/i386/i386-protos.h: Update.
8312 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
8313 from FRAME_POINTER_REQUIRED.
8314 * config/i386/svr3gas.h: Likewise.
8315 * config/i386/sysv3.h: Likewise.
8316 * config/i386/v3gas.h: Likewise.
8318 2001-02-08 Richard Henderson <rth@redhat.com>
8320 * config/sparc/sparc.c (function_arg_record_value_3): Fix
8321 calculation of the number of integer registers required.
8322 (function_arg_record_value): Likewise.
8324 2001-02-08 Jason Merrill <jason@redhat.com>
8326 * diagnostic.c (internal_error): Say "confused" after 1 error, not
8327 two. Print file and line with "confused" message.
8329 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
8331 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8333 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
8335 2001-02-08 Bernd Schmidt <bernds@redhat.com>
8337 * final.c (cleanup_subreg_operands): The address of a MEM can
8340 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
8343 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
8345 * gcc.texi (Incompatibilities): Update documentation of
8346 preprocessing numbers.
8348 2001-02-07 Jakub Jelinek <jakub@redhat.com>
8350 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
8352 2001-02-07 Mark Mitchell <mark@codesourcery.com>
8354 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
8356 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
8357 * gcc.c (struct compiler): Add cpp_spec field.
8358 (input_file_compiler): New variable.
8359 (do_spec_1): Allow a particular compiler to handle `%C'
8361 (main): Store the current compiler in input_file_compiler.
8362 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
8364 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
8366 * cpphash.h (struct spec_nodes): Add n_true and n_false.
8367 * cppinit.c (cpp_create_reader): Initialize them.
8368 (append_include_chain): cxx_aware arg might be unused.
8369 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
8370 keywords and give them their phase 7 meaning. Pedwarn about
8371 this unless '__bool_true_false_are_defined' is defined.
8373 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8375 * lcm.c (optimize_mode_switching): Emit mode_set before the
8376 JUMP_INSN of an abnormal edge.
8378 2001-02-07 Bernd Schmidt <bernds@redhat.com>
8380 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
8381 a scheduling barrier at the end.
8383 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
8385 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8387 * config/sh/sh.md (reload_outsf): Removed.
8388 (movsf_ie): Introduce constraints for FPUL loads and stores.
8389 (reload_insf): Broaden the output constraint.
8391 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
8393 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
8394 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
8396 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
8398 * final.c: Revert my previous changes.
8399 * output.h: Make profile_label_no extern.
8400 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
8401 for generating label.
8403 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
8405 * config/i386/djgpp.h: Add comments about standard paths.
8406 (MD_EXEC_PREFIX): Undefine before defining.
8407 (MD_STARTFILE_PREFIX): New.
8409 2001-01-30 Bruce Korb <bkorb@gnu.org>
8411 fixinc/fixincl.c(process): Emit error message only if appropriate :)
8412 (load_file): do not rely on load_file_data() to close file pointer
8413 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
8414 fixinc/inclhack.def(irix_limits_const): add test_text
8416 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8418 * cppexp.c (parse_defined): Improve diagnostics for invalid
8421 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8423 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
8425 2001-02-06 Mark Mitchell <mark@codesourcery.com>
8427 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
8428 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
8429 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
8430 (rs6000_output_symbol_ref): New function.
8431 (output_toc): Use VTABLE_NAME_P.
8433 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8435 * print-tree.c (print_node, case PARM_DECL):
8436 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
8438 * stor-layout.c (reference_types_internal): New variable.
8439 (internal_reference_types): New function.
8440 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
8441 * tree.h (internal_reference_types): New declaration.
8443 * cse.c (find_best_addr): Fix typo in computing cost.
8445 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8447 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
8448 and this is the sum of a pointer and a constant, we know the result
8450 (num_sign_bit_copies, case PLUS): Likewise.
8451 * explow.c (convert_memory_address): Remove opposite SUBREG.
8452 * function.c (instantiate_new_reg): New function (from common code).
8453 (instantiate_virtual_regs_1): Call it.
8454 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
8455 if pointers sign- or zero-extend.
8456 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
8457 If pointers extend unsigned, use inside of SUBREG.
8458 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
8460 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
8462 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
8463 subdir of gcc_gxx_include_dir.
8464 (gcc_gxx_target_include_dir): Remove.
8466 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
8468 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
8469 (dwarf2out_frame_debug_expr): Revise introductory comments to add
8470 a high-level description.
8472 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
8474 * final.c: Move the declaration of profile_label_no to ...
8475 * output.h: ... here.
8476 * function.c (expand_function_start): Call PROFILE_HOOK.
8477 * config/rs6000/aix.h: Define PROFILE_HOOK.
8478 * config/rs6000/rs6000-protos.h: output_profile_hook new.
8479 * config/rs6000/rs6000.c (output_profile_hook): Define.
8480 (output_prolog): Do nothing for ABI_AIX as it is taken care by
8481 output_profile_hook.
8482 tm.texi : Explain new macro PROFILE_HOOK.
8484 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
8486 * extend.texi (Extended Asm): Do not say that semicolon is always
8487 a valid line-breaking character for GNU assemblers. Use
8488 newline-tab as the most commonly supported syntax. Use
8489 newline-tab rather than semicolon in multi-insn examples.
8491 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8493 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
8495 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8496 David Edelsohn <edelsohn@gnu.org>
8498 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
8499 code for AIX, even without flag_pic.
8501 2001-02-05 Jakub Jelinek <jakub@redhat.com>
8503 * c-typeck.c (common_type): push and pop binding level around
8504 calling common_type on function parameters.
8506 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
8508 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
8510 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8512 * config/mips/mips.c (override_options): Fix typo in last change.
8513 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
8514 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
8516 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
8518 * invoke.texi (-fdump-class-layout): Document.
8519 (-fdump-translation-unit): Use `=' as filename separator.
8521 2001-02-05 Mark Mitchell <mark@codesourcery.com>
8523 * Makefile.in (s-mlib): Don't build multilibs if
8525 (DRIVER_DEFINES): Adjust accordingly.
8527 (protoize.o): Likewise.
8528 (unprotoize.o): Likewise.
8529 * configure.in: Recognize --enable-multilib.
8531 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8533 * Makefile.in (DRIVER_DEFINES): Fix quoting.
8535 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
8536 * configure.in: Remove --enable-libstdcxx_v3 support.
8537 * configure: Regenerated.
8539 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8541 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
8542 Call abort instead of fatal.
8543 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
8544 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
8545 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
8546 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
8547 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
8548 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
8550 * diagnostic.h (set_internal_error_function): Renamed.
8551 * toplev.h (internal_error): Renamed from fatal.
8552 (pfatal_with_name): Deleted.
8553 (fatal_io_error): Now has printf-style arguments.
8554 * diagnostic.c (pfatal_with_name): Deleted.
8555 (fatal_io_error): Rework to have args in printf-style.
8556 (set_internal_error_function): Renamed from set_fatal_function.
8557 (internal_error): Renamed from fatal.
8558 (error_recursion, fancy_abort): Call internal_error instead of fatal.
8559 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
8560 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
8561 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
8562 * flow.c (verify_flow_info): Likewise.
8563 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
8564 * config/mips/mips.c (save_restore_insns): Likewise.
8566 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
8567 * flow.c (verify_flow_info): Likewise.
8568 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
8569 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
8570 (avr_normalize_condition): Likewise.
8571 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
8572 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
8573 (limit_reload_class, double_reg_to_memory): Likewise.
8574 (print_operand_address, emit_1600_code_shift): Likewise.
8575 (gen_tst_reg, gen_compare_reg): Likewise.
8576 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
8577 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
8579 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
8581 * c-parse.in (methoddef): Call fatal_error instead of fatal.
8582 * objc/objc-act.c (build_ivar_chain): Likewise.
8583 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
8585 * graph.c (clean_graph_dump_file): Likewise.
8586 * profile.c (init_branch_prob): Likewise.
8587 * objc/objc-act.c (objc_init): Likewise.
8589 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
8590 * config/avr/avr.c (avr_override_options): Likewise.
8591 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
8592 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
8593 * config/h8300/h8300.c (h8300_init_once): Likewise.
8594 * config/mips/mips.c (override_options): Likewise.
8595 * config/i386/i386.c (override_options): Likewise, rework.
8596 * config/m68k/m68k.c (override_options): Likewise.
8598 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
8600 * config/mips/mips.c (print_operand): Likewise.
8601 * hash.c (hash_allocate): Don't check for failure returns from
8602 obstack functions that can't fail.
8603 (hash_table_init_n, hash_table_init): Likewise; also now return void.
8604 * hash.h (hash_table_init_n, hash_table_init): Now return void.
8605 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
8606 (get_object_reference): Likewise.
8608 2001-02-04 Nick Clifton <nickc@redhat.com>
8610 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
8611 StrongARM1110, 10TDMI, and 1020T.
8613 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8615 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
8617 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
8619 * config/sh/sh.md (movdf load split): Pass register number to
8620 FP_OR_XD_REGISTER_P.
8622 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8624 * cppinit.c (BC): New macro.
8625 (builtin_array): Add __GXX_WEAK__.
8626 * cpplib.h (builtin_type): Add BT_WEAK.
8627 * cppmacro.c (builtin_macro): Handle BT_WEAK.
8628 * defaults.h (SUPPORTS_ONE_ONLY): Define.
8629 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
8631 2001-02-03 Jakub Jelinek <jakub@redhat.com>
8633 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
8635 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
8637 * cpphash.h: Rename _ALIGN POOL_ALIGN.
8638 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
8640 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
8642 * cpphash.h: Rename ALIGN _ALIGN.
8643 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
8645 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
8647 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
8648 compilation environment.
8649 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
8650 control over location of cygwin includes and libs.
8652 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
8654 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
8656 2001-02-02 lars brinkhoff <lars@nocrew.org>
8658 * md.texi (Standard Names): remove reference to spur.md.
8660 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
8662 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
8663 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
8664 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
8665 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
8666 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
8668 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8670 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
8671 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
8672 number before reload.
8673 (c4x_adjust_cost): Return zero before reload.
8674 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
8675 split before reload.
8677 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8679 * c4x.c (c4x_hard_regno_rename_ok): New.
8680 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
8681 * c4x.h (HARD_REGNO_RENAME_OK): Define.
8683 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8685 * diagnostic.h: Add missing "extern" in all declarations.
8687 2001-02-02 Alex Samuel <samuel@codesourcery.com>
8689 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
8690 as for gcc_gxx_include_dir.
8692 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
8694 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
8696 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
8698 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
8699 label before alignment to be used as the braf base address.
8700 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
8702 (casesi_jump_2): Require at least TARGET_SH2.
8704 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
8705 truncation to 32-bit doubles on -m3e and -m4-single-only.
8707 2001-02-02 Mark Mitchell <mark@codesourcery.com>
8709 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
8710 the default when building a shared object.
8711 (init_spec): Use it.
8712 * testsuite/lib/g++.exp: Include the directory where libgcc
8713 is located to the LD_LIBRARY_PATH list.
8714 * invoke.texi (-shared-libgcc): Document the cases in which
8715 GCC defaults to using the shared libgcc.
8717 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
8719 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
8720 unsigned is wide enough.
8722 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
8723 (si_to_float): Likewise.
8724 (float_to_si, float_to_usi): Use BITS_PER_SI.
8726 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
8728 * dwarf2out.c: Added explanation of abbreviations.
8729 (def_cfa_1): Added comments listing DWARF2 instructions.
8730 (cfa_temp_reg): Removed in favor of cfa_temp.
8731 (cfa_temp_value): Removed in favor of cfa_temp.
8732 (cfa_temp): New global variable.
8733 (dwarf2out_frame_debug_expr): Added extensive introductory
8734 comments explaining the function's transformations. Revised to
8735 use cfa_temp. Added some rtx checking. Generalize IOR case.
8736 (dwarf2out_frame_debug): Revised to use cfa_temp.
8737 (output_aranges): Cast as "unsigned" to avoid warning.
8738 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
8739 explain which instructions must be marked.
8741 2001-02-01 Richard Henderson <rth@redhat.com>
8743 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
8746 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
8748 * config/sh/crt1.asm (main_k): Modified so that start calls
8749 ___setup_argv_and_call_main.
8751 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
8753 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
8754 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
8755 and AVOID_LPASTE is cleared on meeting an unescaped newline.
8756 * cppmacro.c (builtin_macro): Set builtin flags here.
8757 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
8758 (replace_args): Clarify intent.
8759 (cpp_get_token): Macro expansion tokens get the saved flags.
8761 * cppmain.c (scan_buffer): Remove now-redundant print.printed
8764 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
8766 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
8769 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8771 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
8772 returns Pmode pseudo, but we need ptr_mode.
8773 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
8774 Remove bogus conversions; use HOST_WIDE_INT for size.
8775 Don't use TARGET if wrong mode.
8777 * config/i386/i386.c (ix86_compute_frame_size): Allow
8778 stack_alignment_needed to be non-default even if size is zero.
8780 2001-01-31 Alan Modra <alan@linuxcare.com.au>
8782 * pa.c (hppa_init_pic_save): New function.
8783 * pa.h (hppa_init_pic_save): Declare.
8784 * pa.md (call, call_value, sibcall, sibcall_value): Use
8785 the above instead of duplicated code.
8787 * pa.c (hppa_encode_label): Correct size of alloca buffer
8788 so we don't overrun it. Correct leading `*' case.
8789 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
8790 need to handle `*@'.
8791 (FUNCTION_NAME_P): Likewise.
8793 2001-01-31 Richard Henderson <rth@redhat.com>
8795 * config.gcc (alpha-osf5): Use float-i128.h.
8797 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
8798 * config/float-i32.h: Likewise.
8799 * config/float-i64.h: Likewise.
8800 * config/float-sh.h: Likewise.
8801 * config/float-sparc.h: Likewise.
8803 2001-01-31 DJ Delorie <dj@redhat.com>
8805 * expmed.c (extract_bit_field): allow non-integral modes if we
8806 want to extract a whole register from itself.
8808 2001-01-31 Jakub Jelinek <jakub@redhat.com>
8810 * c-typeck.c (set_init_index): If first is equal to last, assume as
8811 if it was not a range at all.
8813 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8815 * config/fp-bit.c: Include tm.h.
8816 (float_to_si): Don't assume SImode is 32-bits wide.
8817 (float_to_usi): Likewise.
8819 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
8821 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
8823 (typename): Call pending_xref_error after parsing typed_typespecs.
8824 * c-decl.c (lookup_tag): Give error immediately rather than
8825 leaving it pending if the tag of the wrong type is in the same
8827 (xref_tag): Don't pedwarn for forward declarations of enum types
8829 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
8832 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8834 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
8836 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
8838 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
8839 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
8841 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
8843 * cpphash.h (struct cpp_reader): New saved_flags.
8844 * cppmacro.c (cpp_get_token): Use saved_flags to remember
8845 to avoid a paste after a pasted token.
8847 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8849 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
8850 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
8851 Wtype_MIN instead of LONG_MIN.
8853 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
8855 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
8857 * fixinc/fixincl.x: Regenerated.
8858 * fixinc/inclhack.def (irix_limits_const): New definition to
8859 convert "const" to "__const" in limits.h.
8861 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
8863 * fixinc/genfixes (AG): Fix "autogen4" thinko.
8865 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8867 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
8868 when register dies in the insn.
8870 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
8872 * diagnostic.c (fatal): Fix word wrap.
8874 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
8876 * combine.c (try_combine): Fix SUBREG setting for
8877 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
8879 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8881 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
8884 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
8886 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
8888 * toplev.c (decode_W_option): Update warn_larger_than
8889 unconditionally for each processed switch.
8891 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
8893 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
8895 (hppa_expand_prologue): Delete code to save pic offset table register
8896 in the function prologue.
8897 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
8898 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
8899 table register at the beginning of the function after the prologue.
8901 2001-01-29 lars brinkhoff <lars@nocrew.org>
8903 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
8905 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
8906 Jeff Law <law@redhat.com>
8908 * pa.md (return): Revise comment for trivial return.
8909 (return_internal): Non-trivial return pattern for non-PIC code.
8910 (return_internal_pic): Non-trivial return pattern for PIC code.
8911 It uses the PIC register to ensure it is restored after
8913 (epilogue): Generate appropriate return for PIC and non-PIC code.
8915 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
8917 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
8919 2001-01-29 DJ Delorie <dj@redhat.com>
8921 * combine.c (if_then_else_cond): Pass the correct mode to
8922 operand_subword() for constants.
8924 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
8926 * config/i386/cygwin.h: Add w32api to include search. Search different
8927 directories in a cross-build environment.
8929 2001-11-29 Tim Josling <tej@melbpc.org.au>
8931 * tree.h (TYPE_STUB_DECL): Add documentation.
8933 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
8935 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
8936 (sdbout_field_types): Likwise. Fix use of host_integerp.
8938 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
8940 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
8943 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
8945 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
8946 to use flag_gnu_linker.
8948 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
8950 * cpplib.c (T_BAD_DIRECTIVE): Remove.
8951 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
8953 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
8955 * tree.c, tree.h (build_parse_node): Remove; was identical to
8957 * c-lang.c (start_cdtor), objc/objc-act.c
8958 (build_module_descriptor): Use build_nt instead of
8961 2001-01-29 Jakub Jelinek <jakub@redhat.com>
8963 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
8964 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
8965 not have any upper bits set.
8967 2001-01-29 Phil Edwards <pme@sources.redhat.com>
8969 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
8971 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8973 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
8975 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
8977 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
8978 (integer_minus_one_node): Define.
8980 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
8982 * Makefile.in (bootstrap2-lean): Fix typo.
8984 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
8986 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
8987 : Don't set fe_value.
8988 * cpplib.h (AVOID_LPASTE): New flag.
8989 (struct cpp_hashnode): Remove fe_value.
8990 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
8991 * cppmacro.c (builtin_macro): Don't set flags here.
8992 (replace_args): Set AVOID_LPASTE flag on first token of an
8993 argument, and the token following it.
8994 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
8995 macro expansion, and on the token following it. Do it for
8997 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
8999 2001-01-27 Richard Henderson <rth@redhat.com>
9001 * config/alpha/t-ieee: Remove multilibbing.
9002 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9004 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9006 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
9008 * Makefile.in: Remove all dependencies on defaults.h.
9009 * builtins.c: Don't include defaults.h.
9010 * c-common.c: Likewise.
9011 * c-decl.c: Likewise.
9012 * c-pragma.c: Likewise.
9013 * c-typeck.c: Likewise.
9014 * combine.c: Likewise.
9016 * frame-ia64.c: Likewise.
9017 * cppexp.c: Likewise.
9018 * crtstuff.c: Likewise.
9019 * dbxout.c: Likewise.
9020 * dwarf2out.c: Likewise.
9021 * dwarfout.c: Likewise.
9022 * emit-rtl.c: Likewise.
9023 * except.c: Likewise.
9025 * final.c: Likewise.
9026 * frame-dwarf2.c: Likewise.
9027 * libgcc2.c: Likewise.
9028 * optabs.c: Likewise.
9029 * profile.c: Likewise.
9030 * sdbout.c: Likewise.
9031 * toplev.c: Likewise.
9032 * tradcif.y: Likewise.
9034 * varasm.c: Likewise.
9036 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9038 * builtins.c (expand_builtin_fputs): Use size_one_node when
9039 transforming into fwrite.
9041 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
9043 * extend.texi (Attribute Syntax): New section.
9045 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9047 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
9048 they didn't need fixing.
9050 2001-01-27 Janis Johnson <janis@us.ibm.com>
9052 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
9054 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
9055 to remove macro definitions that are duplicated from elfos.h.
9057 2001-01-27 Richard Henderson <rth@redhat.com>
9059 * config/i386/sco5gas.h: Move ...
9060 * config/usegas.h: ... here.
9061 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
9063 2001-01-27 Jakub Jelinek <jakub@redhat.com>
9065 * c-typeck.c (struct constructor_stack): Add range_stack member.
9066 (really_start_incremental_init): Clear it.
9067 (push_init_level): Save constructor_range_stack and clear it if
9068 pushing explicit braces.
9069 (pop_init_level): abort if constructor_range_stack is non-zero at
9070 explicit closing brace. Restore saved constructor_range_stack if
9073 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9075 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
9076 into register was forced into memory.
9078 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9080 * Makefile.in: Remove uses of + before $(MAKE).
9082 2001-01-26 Richard Henderson <rth@redhat.com>
9084 * stmt.c (cost_table): Remove.
9085 (COST_TABLE, cost_table_initialized): New.
9086 (estimate_case_costs): Use the later instead of the former.
9087 (balance_case_nodes): Likewise.
9089 2001-01-26 Richard Henderson <rth@redhat.com>
9091 * alias.c (objects_must_conflict_p): Read-only slots may not
9092 conflict despite having the same type.
9094 2001-01-27 Michael Hayes <mhayes@redhat.com>
9096 * loop.c (loop_giv_reduce_benefit): Copy mode size into
9098 (check_ext_dependant_givs): Initialise u_start_val and
9100 (load_mems): Make last_max_reg unsigned.
9101 (try_swap_copy_prop): Use INSN_P and initialise set.
9103 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
9105 * README.AVR : Removed.
9107 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
9109 * pa-64.h (text_section): Remove declaration.
9111 * pa.md (return_internal): Remove mode on PIC register use.
9113 2001-01-25 lars brinkhoff <lars@nocrew.org>
9115 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
9116 ASM_CLOSE_PAREN): fix typos.
9118 2001-01-25 Mark Mitchell <mark@codesourcery.com>
9120 * acconfig.h: Define `const' to the empty string if neither
9121 __STDC__ nor __cplusplus is defined.
9122 * config.in: Regenerated.
9124 2001-01-25 David Edelsohn <edelsohn@gnu.org>
9126 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
9127 * collect2.c (main): Delete importf. Add ".obj" file extension.
9128 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
9129 (aix_std_libs): Add additional AIX libraries to skip.
9130 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
9131 * config/rs6000/aix51.h: New file.
9133 2001-01-25 Michael Hayes <mhayes@redhat.com>
9135 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
9136 (loop_insn_emit_before): No longer static.
9137 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
9138 (loop_givs_rescan, load_mems): Likewise.
9139 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
9140 (maybe_eliminate_biv_1):
9141 (move_movables): Replace emit_call_insn_before with
9142 loop_call_insn_hoist.
9143 * loop.h (loop_insn_emit_before): Add.
9144 * unroll.c (copy_loop_body): Replace emit_insn_before with
9145 loop_insn_emit_before.
9147 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
9149 * diagnostic.c (fatal): Request preprocessed source.
9151 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
9153 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
9154 olddecl has argument types and newdecl has none, use the argument
9157 2001-01-24 Ulrich Drepper <drepper@redhat.com>
9159 * dwarf2out.c (prefix_of): New function. Determine longest common
9160 prefix of the two arguments. The units are whole path components.
9161 (output_file_names): When adding a new directory find the one entry
9162 with the longest common prefix already in the list. Artificially
9163 generate entry if there is none for this prefix.
9164 Fix test to check whether the zeroth directory entry is used.
9166 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
9168 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
9169 Changed all callers. Take it into account when deciding if a
9170 previously loaded value matches.
9172 2001-01-24 Richard Henderson <rth@redhat.com>
9174 * reload.c (find_reloads_subreg_address): Fail the substitution
9175 if the resulting address is insufficiently aligned.
9177 2001-01-24 DJ Delorie <dj@redhat.com>
9179 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
9180 check the original operand's mode also.
9181 * simplify-rtx.c (simplify_ternary_operation): Ditto.
9183 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9185 * c-parse.in (cast_expr): Move compound literals from here ...
9186 (primary): ... to here. Use standard terminology "compound
9187 literal" instead of "constructor expression".
9189 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9191 * gcc.1, cpp.1: Regenerate.
9193 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
9195 * calls.c (emit_library_call_value_1): Memory slot for
9196 pass-by-reference argument should have the mode of the argument,
9197 not of the pointer to it.
9199 2001-01-24 Tom Tromey <tromey@redhat.com>
9201 * gcc.texi (G++ and GCC): Mention gcj manual.
9202 (Standards): Link to section of manual mentioning gcj/Java
9205 2001-01-24 Jakub Jelinek <jakub@redhat.com>
9207 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
9208 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
9209 * tradcpp.c (main): Add -imacros or -include'd dependencies
9211 * cpp.texi (-M, -MM): Document -M -include behaviour.
9213 2001-01-24 Roger Collins <roger@ProProject.com>
9215 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
9217 2001-01-24 Will Cohen <wcohen@redhat.com>
9219 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
9220 whether registers are 32 bits or 64 bits in size.
9222 2001-01-24 Ben Elliston <bje@redhat.com>
9224 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
9226 2001-01-24 Richard Henderson <rth@redhat.com>
9228 * config/alpha/alpha.md (builtin_longjmp_internal): New.
9229 (builtin_longjmp): Use it instead of emit_indirect_jump.
9231 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
9233 * bb-reorder.c (make_reorder_chain_1): Handle case where
9234 jump edge goes to the same block as the fallthru edge.
9236 2001-01-23 Jim Wilson <wilson@redhat.com>
9238 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
9239 * frame.h (__ia64_personality_v1): Add prototype.
9240 * libgcc2.c (ia64_throw_helper): Change personality declaration to
9241 prototype form. Add void * cast to first argument to personality
9243 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
9244 (asctoe113): Likewise.
9245 * config/ia64/frame-ia64.c: Include eh-common.h.
9246 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
9248 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
9250 (itanium_split_issue): Add prototype.
9251 (gen_nop_type): Ifdef out.
9252 (find_best_packet): Initialize best_packet.
9253 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
9255 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
9256 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
9257 (flushrs): Add explicit stop bit at end.
9258 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
9261 2001-01-23 Chris Demetriou <cgd@broadcom.com>
9263 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
9265 * libgcc2.c (__terminate_func): Make variable static.
9266 (__terminate_set_func): New function to set __terminate_func.
9267 * libgcc2.h (__terminate_func_ptr): New typedef.
9268 (__terminate_set_func): New function.
9270 2001-01-23 Richard Henderson <rth@redhat.com>
9272 * flow.c (init_propagate_block_info): Don't consider unchanging
9273 memories for dead frame store elimination.
9275 2001-01-23 Richard Henderson <rth@redhat.com>
9277 * varasm.c (UNIQUE_SECTION): Move default implementation ...
9278 * defaults.h: ... here.
9280 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9282 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
9284 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
9286 * c-lex.c (lex_charconst): Fix typo: s/p/str.
9288 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9290 * rs6000.h (rs6000_return_addr): Move prototype from here...
9291 * rs6000-protos.h (rs6000_return_addr): ...to here.
9292 (rs6000_init_expanders): Delete prototype.
9294 2001-01-23 Nick Clifton <nickc@redhat.com>
9296 * invoke.texi: Replace , with \, inside @gccoptlist macros.
9297 (Spec Files): Document %B and %j and %. and %v3 and %M and
9298 %{S*&T} spec switches.
9300 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9302 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
9304 2001-01-23 Chris Demetriou <cgd@sibyte.com>
9305 Neil Booth <neil@daikokuya.demon.co.uk>
9307 * cpperror.c: Merge handlers of PEDWARN and WARNING.
9308 Have -Werror make pedantic warnings errors, like the
9311 2001-01-23 Phil Edwards <pme@sources.redhat.com>
9313 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
9315 2001-01-23 Jakub Jelinek <jakub@redhat.com>
9317 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
9318 * integrate.c (expand_inline_function): Initialize them.
9319 (subst_constants): If changing COMPARE so that both its arguments
9320 will be VOIDmode and the comparison mode will be lost, note
9321 compare_mode. Use the recorded compare_mode to optimize
9324 2001-01-23 Jason Merrill <jason@redhat.com>
9326 * dwarf2out.c (new_die): Use xcalloc.
9327 (output_die): Abort rather than emit a local reference to offset 0.
9329 2001-01-17 Andrew Haley <aph@redhat.com>
9331 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
9332 of a saved register; return NULL instead.
9333 (copy_reg): Take a pointer to a source register rather than a
9335 (next_stack_level): Remember the address in the stack frame of all
9337 Use the saved register pointer array as the source of the CFA.
9338 (throw_helper): Rewrite. Unwind once rather than twice and keep
9339 track of saved registers as we go.
9341 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9343 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
9344 * c4x.c (c4x_legitimize_reload_address): Remove.
9345 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
9346 reload address for ldp(k) insn.
9348 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
9350 * pa.md (return_internal): Add a USE of the PIC register to ensure
9351 it is restored after each call.
9352 (return expander): Corresponding changes.
9354 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9356 * rs6000.h (INIT_EXPANDERS): Delete.
9357 (RETURN_ADDR_RTX): Call rs6000_return_addr().
9358 * rs6000.c (rs6000_override_options): Call *_machine_status from
9360 (rs6000_init_expanders): ...instead of here. Delete.
9361 (rs6000_mark_machine_status): New function.
9362 (rs6000_init_machine_status): Use xcalloc.
9363 (rs6000_return_addr): Generate RTX for the return address.
9364 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
9365 (rs6000_stack_info): Use it.
9367 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
9369 * gthr-win32.h: Include errno.h to get a declaration for
9370 EINVAL and _mingw.h if the target is mingw32.
9372 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
9374 * cpp.texi: Correct typos.
9376 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9378 * explow.c (probe_stack_range): Ensure value passed to
9379 stack_check_libfunc is ptr_mode, not Pmode.
9381 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
9383 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
9384 case, don't use operand_subword to calculate a SUBREG that is
9387 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
9389 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9391 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
9392 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
9393 valid. If not replace it by equivalent insns.
9395 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9397 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
9398 contains SYMBOL_REF, LABEL_REF and CONST_INT.
9399 (c4x_U_constraint, symbolic_address_operand): Likewise.
9400 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
9402 (c4x_r11_set_p, c4x_check_laj_p): New functions.
9403 * c4x-protos.h (c4x_check_laj_p): Add prototype.
9404 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
9405 anulling slot because of silicon bug.
9406 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
9408 2001-01-22 Alan Modra <alan@linuxcare.com.au>
9410 * cppexp.c (parse_charconst): Change `mask' type to agree
9413 2001-01-21 Richard Henderson <rth@redhat.com>
9415 * config/i386/i386.c (ix86_asm_file_end): Disable putting
9416 pic_label_name in a linkonce section.
9418 2001-01-17 Philipp Thomas <pthomas@suse.de>
9420 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
9422 * configure: Regenerate.
9424 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
9426 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
9427 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
9429 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
9431 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
9432 If REVERSE nonzero then condition code in X must be reversed.
9433 (encode_section_info): Optimise if/else.
9434 (avr_function_value): Fix formatting.
9436 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
9437 (difficult_branch): Likewise.
9438 (rvbranch): Likewise.
9439 (difficult_rvbranch): Likewise.
9441 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
9443 * config/avr/libgcc.S: Fix comment.
9445 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9447 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
9449 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9451 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
9453 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9455 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
9456 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
9457 * configure, config.in: Regenerate.
9458 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
9459 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
9460 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
9461 (doprint.o): New rule.
9463 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
9465 * c-typeck.c (digest_init): Handle boolean types as scalars.
9467 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9469 * stmt.c (expand_return): Don't return anything if size is zero.
9470 Delete redundant assignment to BYTES.
9471 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
9473 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
9475 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
9476 the same as the default library function names.
9477 * config/avr/avr.md: Document special characters after '%'.
9478 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
9479 knowing which of the call-used registers are really clobbered.
9480 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
9481 New. Both quotient and remainder from one libgcc.S call.
9482 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
9483 clobber as few registers as possible.
9484 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
9486 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
9488 * cppmacro.c (funlike_invocation_p): Don't move back up to the
9489 context of the top of the stack.
9491 2001-01-20 Jakub Jelinek <jakub@redhat.com>
9493 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
9494 (fixup_var_refs_insns): ...here.
9496 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
9498 * function.c (fixup_var_refs_insns): Break up into
9499 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
9500 [loop over entire insn list], and fixup_var_refs_insns_with_hash
9501 [loop over hash table entries].
9502 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
9503 fixup_var_refs_insns_with_hash, to match above changes.
9505 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
9507 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
9508 (libgcc.a): Likewise.
9509 (stmp-multilib): Likewise.
9510 (STAGE2_FLAGS_TO_PASS): Likewise.
9512 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
9514 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
9515 temporary if no_new_pseudos.
9517 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
9519 * cppinternals.texi: Update.
9521 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
9523 * arm.c (arm_init_builtins): Re-enable builtins.
9525 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9527 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
9528 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
9529 element to be null, and always expect an EXPR_LIST.
9530 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
9531 * sched-deps.c (sched_analyze_1): Likewise.
9532 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9534 * regclass.c (max_set_parallel): New variable.
9535 (reg_scan): Take it into account in computation of max_parallel.
9536 (reg_scan_mark_refs, case SET): Compute it.
9538 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
9540 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
9541 * function.c (assign_parms): Use INTVAL for a CONST_INT.
9543 2001-01-19 Jason Merrill <jason@redhat.com>
9545 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
9546 for the abstract instance of an inline function.
9548 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
9549 J"orn Rennecke <amylaar@redhat.com>
9551 * reload1.c (move2add_note_store): Treat all registers directly or
9552 indirectly derived from a base register as members of the same set
9554 (reload_cse_move2add): Adjust accordingly. Take mode and offset
9555 of base register into account.
9557 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
9559 * alias.c (find_base_value): Recognize TRUNCATE.
9560 (record_set): In PLUS case, invalidate if other summand is also a
9563 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9565 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
9566 entry to be EXPR_LIST.
9567 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
9568 be an EXPR_LIST (but not null, which other code doesn't allow).
9569 (note_stores): Properly handle PARALLEL in SET.
9570 Recursively call for top-level PARALLEL.
9571 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
9572 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9574 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
9576 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
9578 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
9579 not pfile->skipping (== 0).
9581 2001-01-17 Nick Clifton <nickc@redhat.com>
9583 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
9586 2001-01-17 Jim Wilson <wilson@redhat.com>
9588 * invoke.texi (IA-64 options): Improve.
9590 2001-01-17 Tom Tromey <tromey@redhat.com>
9592 * invoke.texi (Optimize Options): Use `{}' to around @samp
9595 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
9597 * invoke.texi (-fno-guess-branch-probability): New option.
9599 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9601 * combine.c (try_combine): Don't set i3_subst_into_i2 for
9602 case of making new double-word constant.
9603 Revert last change: instead just test i3_subst_into_i2.
9605 2001-01-17 Jakub Jelinek <jakub@redhat.com>
9607 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
9608 Use q constraints instead of r.
9610 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
9612 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
9613 (machine_function): Define.
9614 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
9615 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
9616 pa_free_machine_status): New functions.
9617 (override_options): Set {init,mark,free}_machine_status to above.
9618 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9619 PIC_OFFSET_TABLE_REGNUM_SAVED.
9620 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9621 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
9622 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
9623 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
9624 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
9626 2001-01-15 DJ Delorie <dj@redhat.com>
9628 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
9632 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9634 * flow.c (propagate_on_insn): Make trying to delete a prologue
9635 or epilogue insn an ICE, not a warning. Allow doing this if
9636 the current function returns with stack pointer depressed.
9638 * combine.c (try_combine): If i3_subst_into_i2, properly check for
9639 I3 having more than one SET.
9641 2001-01-16 Jim Wilson <wilson@redhat.com>
9643 * invoke.texi: Document IA-64 options.
9645 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
9646 (fixup_errata): Delete TARGET_A_STEP use.
9647 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
9648 (TARGET_SWITCHES): Delete -ma-step option.
9649 * config/ia64/ia64.md (all FP patterns): Delete %B0.
9650 (movqicc_astep, movqi_internal_astep, movhicc_astep,
9651 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
9652 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
9653 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
9654 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
9656 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
9657 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
9658 cmovsi_internal): Delete ! TARGET_A_STEP check.
9660 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9662 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
9663 possibility to report bugs via postal mail. Change a URL and
9664 merge in a nearly duplicate statement...
9665 (Bug Reporting): ...from here.
9666 (Service): Refer to the Bug Reporting section instead of
9668 (Contributing): Remove trivial explanations concerning snapshots.
9670 2001-01-16 Alan Modra <alan@linuxcare.com.au>
9672 * cppmain.c (general_init): Don't use ANSI prototype.
9674 2001-01-16 Tom Tromey <tromey@redhat.com>
9676 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
9678 2001-01-16 Richard Henderson <rth@redhat.com>
9680 * config/i386/i386.h: Fix comment typo.
9681 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
9682 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
9684 2001-01-16 Phil Edwards <pme@sources.redhat.com>
9686 * gcc.c: Revert previous -fsyntax-only-related change; move
9689 2001-01-16 Jakub Jelinek <jakub@redhat.com>
9691 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
9692 inmode after checking GET_CODE (op).
9694 2001-01-16 Richard Henderson <rth@redhat.com>
9696 * flow.c (struct propagate_block_info): Add mem_set_list_len.
9697 (MAX_MEM_SET_LIST_LEN): New.
9698 (propagate_one_insn): Update mem_set_list_len.
9699 (invalidate_mems_from_autoinc): Likewise.
9700 (invalidate_mems_from_set): Likewise.
9701 (mark_used_regs): Likewise.
9702 (init_propagate_block_info): Likewise. Stop collecting memories
9703 when we reach MAX_MEM_SET_LIST_LEN.
9704 (mark_set_1): Likewise.
9706 2001-01-16 Richard Henderson <rth@redhat.com>
9708 * unroll.c (precondition_loop_p): Fail if no iteration
9711 2001-01-16 Phil Edwards <pme@sources.redhat.com>
9713 * gcc.c: When -fsyntax-only is given, do not complain about
9716 2001-01-15 Richard Henderson <rth@redhat.com>
9718 * config/i386/i386.c (asm_output_function_prefix): Remove.
9719 (ix86_asm_file_end): New.
9720 (load_pic_register): Generate pic_label_name into a
9721 staticly allocated buffer.
9722 * config/i386/i386-protos.h: Update.
9723 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
9724 (ASM_FILE_END): New.
9725 * config/i386/i386afe.h: New file.
9726 * config.gcc (i?86-*-elf) [tm_file]: Use it.
9727 (i?86-*-{freebsd,linux*,moss*}): Likewise.
9728 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
9729 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
9730 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
9731 * config/i386/sco5.h (ASM_FILE_END): Likewise.
9732 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
9734 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
9736 * Makefile.in (install-man): Remove explicit dependency on
9739 * configure.in, configure: Revert previous patch requiring perl
9742 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
9744 * toplev.c (flag_guess_branch_prob): New.
9745 (f_options): Add guess-branch-probability option.
9746 (rest_of_decl_compilation): Only estimate branch probability if
9748 (main): set flag_guess_branch_prob.
9750 * flags.h (flag_guess_branch_prob): New.
9752 2001-01-15 DJ Delorie <dj@redhat.com>
9754 * gcc.texi (Makefile): Add documentation for Makefile targets.
9756 2001-01-15 Philip Blundell <philb@gnu.org>
9758 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
9760 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
9761 (is_pic): Delete declaration.
9762 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
9763 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
9764 * config/arm/arm.md (builtin_setjmp_receiver): New.
9766 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9768 * arm.c (use_return_insn): Don't try to determine the function type
9769 until after reload has completed.
9770 (arm_output_epilogue): Don't adjust the sp value recovered from the
9772 (emit_multi_reg_push): Don't record dwarf information for the pc.
9773 * arm.md (eh_epilogue): The function type may have changed, so it
9774 needs to be recalculated.
9775 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
9776 unwind tables on arm/netbsd.
9778 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9780 * arm.md (cbranchsi4): Correct calculation of branch ranges.
9781 (negated_cbranchsi4): Likewise.
9783 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9785 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
9786 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
9787 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
9788 pass -mapcs-* options to assembler.
9789 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
9790 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
9791 (ASM_SPEC): Call subtarget_extra_asm_spec.
9793 2001-01-15 Andreas Jaeger <aj@suse.de>
9795 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
9797 (ix86_expand_builtin): Likewise.
9799 * gencodes.c (output_predicate_decls): Make i size_t to avoid
9800 warning about comparison between signed and unsigned.
9802 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
9804 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
9806 2001-01-14 Ralf Baechle <ralf@gnu.org>
9808 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
9809 SUBTARGET_CPP_SPEC apropriatly.
9811 2001-01-12 Mark Mitchell <mark@codesourcery.com>
9813 * varasm.c (make_decl_rtl): Fix typo in last change.
9815 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
9817 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
9818 linker supports the init_priority C++ attribute.
9819 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
9820 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
9821 linker does not support init_priority C++ attribute.
9823 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
9825 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
9827 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
9829 * c-parse.in (finish_parse): Add comment about cpp_destroy.
9830 * cp/lex.c (finish_parse): Similarly.
9831 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
9832 Return the number of errors encountered.
9833 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
9834 * cppmain.c (main): Don't call cpp_destroy.
9836 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
9838 * configure.in: Require at least perl 5.6.0 to regenerate
9840 * configure: Regenerate.
9842 2001-01-14 Richard Henderson <rth@redhat.com>
9844 * genrecog.c (DT_veclen_ge): New.
9845 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
9846 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
9847 (nodes_identical_1): Handle DT_veclen_ge.
9848 (write_cond, debug_decision_2): Likewise.
9850 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
9852 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
9854 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
9856 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
9858 * cppmain.c (do_preprocessing): New function; most of the old
9860 (main): Call it to do most of the work.
9861 (cb): Move from global scope to set_callbacks ().
9862 (setup_callbacks): Get the callback pointer.
9863 (general_init, printer_init): Clean up code and comments.
9865 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
9867 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
9870 2001-01-14 Kazu Hirata <kazu@hxi.com>
9872 * config/h8300/h8300.c (get_shift_alg): Update comments.
9874 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9876 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
9877 (alloc_page, ggc_alloc): Add casts to remove warnings.
9879 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
9881 * combine.c (simplify_comparison): Don't change `code' when
9882 can't reverse comparison.
9884 2001-01-14 Richard Henderson <rth@redhat.com>
9886 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
9887 update all call sites. Return true for all non-label constants.
9889 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
9891 * i386.c (ix86_expand_compare): Add bypass_test and second_test
9893 (ix86_expand_branch): Update.
9894 (ix86_expand_setcc): Update to handle multiple test conditions.
9895 (expand_int_movcc): Likewise.
9896 (expand_fp_movcc): Likewise.
9897 * i386-protos.h (ix86_expand_compare): New.
9898 * i386.md (andqi_?_slp, orqi_?_slp): New.
9899 (conditional trap expander): Update call to ix86_expand_compare.
9901 2001-01-14 Richard Henderson <rth@redhat.com>
9903 * config/vax/vax.md: Use nonimmediate_operand instead of
9904 general_operand in destinations.
9906 * config/vax/vax.md (indirect_jump): Use register_operand.
9908 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
9909 * config/vax/vax.md (call_pop): Turn into an expander.
9910 (call_value_pop): Likewise.
9911 (call, call_value): New.
9913 2001-01-14 Andreas Jaeger <aj@suse.de>
9915 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
9917 (ix86_fp_compare_mode): Add unused attribute.
9918 (ix86_expand_fp_movcc): Remove unused variable.
9919 (ix86_expand_builtin): Make fcode unsigned.
9921 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
9922 (expand_expr): Add cast to avoid signed warning.
9923 (store_field): Likewise.
9924 (store_constructor_field): Likewise.
9925 (store_constructor): Likewise.
9926 (store_expr): Likewise.
9927 (clear_storage): Likewise.
9928 (emit_group_store): Likewise.
9929 (emit_group_load): Likewise.
9931 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9933 * c-common.c: Move format checking code to ...
9934 * c-format.c: ... here. New file. Reorder some functions and
9936 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
9938 * c-common.h (decl_handle_format_attribute,
9939 decl_handle_format_arg_attribute): Declare.
9940 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
9941 (c-common.o): Adjust dependencies.
9942 (c-format.o): New list of dependencies.
9944 2001-01-13 Jakub Jelinek <jakub@redhat.com>
9946 * unroll.c (loop_iterations): If we cannot prove iteration variable
9947 is set once in each iteration, punt.
9949 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
9951 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
9952 (*strlenhi): Remove clobber (which was buggy) of output address.
9954 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9956 * Makefile.in (generated-manpages): Add gcc.1
9957 ($(srcdir)/gcc.1): New target.
9958 (maintainer-clean): Delete $(srcdir)/gcc.1.
9959 * gcc.texi: Add macros @gccoptlist and @gol.
9960 * invoke.texi: Include option summary in manpage. Mark up option
9961 summary with @gccoptlist and @gol. Use @r in one place where
9963 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
9964 * gcc.1: Generate from invoke.texi.
9966 2001-01-13 Richard Henderson <rth@redhat.com>
9968 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
9969 (struct page_entry): Add group member.
9970 (struct page_group): New.
9971 (struct globals): Add page_groups member.
9972 (alloc_anon): Only define for using mmap; remove valloc call.
9973 (page_group_index): New.
9974 (set_page_group_in_use): New.
9975 (clear_page_group_in_use): New.
9976 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
9977 (free_page, release_pages): Likewise.
9978 * configure.in (with-gc): Default to ggc-page always.
9980 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
9982 * reload1.c (replace_pseudos_in_call_usage): Use
9983 reg_equiv_constant and reg_equiv_address, and don't try
9984 regno_reg_rtx first.
9986 2001-01-13 Richard Henderson <rth@redhat.com>
9988 * ggc-page.c (alloc_page): Round up allocation size to one page.
9989 Set e->order on extra pages.
9991 2001-01-13 Richard Henderson <rth@redhat.com>
9993 * genrecog.c (nodes_identical): Expand commentary.
9994 (write_switch): Watch out for identical nodes.
9996 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9998 * cppfiles.c (_cpp_fake_include): New function.
9999 * cpphash.h (_cpp_fake_include): New.
10000 * cpplib.c (do_line): Call _cpp_fake_include when entering
10001 header files in preprocessed input.
10002 * cppmain.c (cb_pragma_implementation): Remove handling.
10003 (setup_callbacks): Don't register pragmas.
10005 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10007 * extend.texi: Udate for CPP.
10009 2001-01-13 Andreas Jaeger <aj@suse.de>
10011 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
10013 * regmove.c: Add prototype for replace_in_call_usage.
10015 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10017 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
10018 struct cpp_chunk, struct htab, struct toklist,
10019 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
10020 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
10021 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
10022 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
10023 (struct macro_args): Delete.
10024 * cpphash.h: See above.
10026 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10028 * cppmain.c (struct printer): Remove no_line_dirs.
10029 (options, cb): New.
10030 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
10031 : Use options rather than CPP_OPTION.
10032 (setup_callbacks): Use cb rather than pfile->cb.
10033 (main): No need to check for a buffer. Use cpp_errors.
10034 (printer_init): Don't set no_line_dirs.
10035 (maybe_print_line): Use options not no_line_dirs.
10036 (cb_file_change): Don't call print_line if -P.
10038 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10040 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
10042 * c-parse.in (finish_parse): Use cpp_errors.
10043 (__yylex): Use return value of cpp_pop_buffer.
10044 * cp/lex.c (finish_parse): Use cpp_errors.
10045 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
10047 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
10049 * README.AVR: URLs corrected.
10051 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10053 * c-decl.c (start_function): Don't warn if old prototype is builtin
10054 that's not in C's namespace.
10055 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
10056 (_bb): Add prototype for ctime.
10057 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
10059 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
10061 * i386.c (ix86_fp_comparison_arithmetics_cost,
10062 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
10063 ix86_fp_comparison_cost): New functions.
10064 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
10065 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
10066 two-branch sequences; make static.
10067 (ix86_use_fcomi_compare): Do decision according to the costs.
10068 (split_fp_branch): New.
10069 * i386.md (compare-and-branch patterns): Use split_fp_branch.
10070 * i386-protos.h (ix86_expand_fp_compare): Remove
10071 (ix86_split_fp_branch): Declare.
10073 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
10074 and ix86_comparison_operator.
10076 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
10077 to make it cheaper.
10079 * i386.c (put_condition_code): Output properly the unordered/ordered
10080 compares in fp case.
10081 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
10083 * tm.texi (REVERSE_CONDITION): Document.
10084 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
10085 in -ffast-math mode.
10086 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
10088 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10090 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
10092 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
10095 * config/sh/sh.c (mova_p): Fix test for mova_const.
10097 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10099 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
10100 cpp_get_options rather than dereferencing pfile and using
10102 * scan-decls.c (scan_decls): Use return value of
10103 cpp_pop_buffer rather than CPP_BUFFER.
10105 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10107 * cppinit.c (cpp_handle_option): help_only is now part of the
10108 cpp_options structure.
10109 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
10110 cpp_set_callbacks): New functions.
10111 * cpplib.h (cpp_callbacks): Break out as a named structure.
10112 (cpp_options): Move help_only here from cpp_reader.
10113 (CPP_FATAL_ERRORS): Update to use cpp_errors.
10114 (cpp_errors, cpp_get_options, cpp_get_callbacks,
10115 cpp_set_callbacks): New prototypes.
10116 * cppmain.c (main): Update for help_only.
10118 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10120 * Makefile.in (info, maintainer-clean, install-info, uninstall):
10121 Also build and remove and install and uninstall c-tree.info and
10123 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
10124 ($(srcdir)/cppinternals.info): New target.
10125 * c-tree.texi: Change file name used when makeinfo used without -o
10126 from ir.info to c-tree.info. Add info directory entry.
10127 * cppinternals.texi: Add info directory entry.
10128 * .cvsignore: Update.
10130 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10132 * c-typeck.c (store_init_value): Don't require constant initializer
10133 elements with -pedantic -std=c99.
10134 (digest_init): Change error about non-constant initializer elements
10136 (constructor_range_end): Remove.
10137 (constructor_incremental, designator_depth,
10138 designator_errorneous): New variables.
10139 (struct constructor_stack): Remove range_end, add incremental.
10140 (struct constructor_range_stack, constructor_range_stack): New.
10141 (struct initializer_stack): Add constructor_range_stack.
10142 (finish_init): Set it.
10143 (start_init): Likewise. require_constant_elements for non-static
10144 trees only if not flag_isoc99.
10145 (really_start_incremental_init): Remove constructor_range_end, add
10146 constructor_incremental.
10147 (pop_init_level): Likewise.
10148 (push_init_level): Likewise. If implicit and the subobject had some
10149 value set already, preinitialize the level with it.
10150 Warn about missing braces only if not pushing due to designators.
10151 (set_designator, push_range_stack): New functions.
10152 (set_init_label): Use them.
10153 (set_init_index): Likewise. Remove constructor_range_end.
10154 Error if designator index is outside of array bounds.
10155 (add_pending_init): Compare values of purpose index trees, not the
10156 trees themselves. Allow overwriting of already initialized element.
10157 Issue a warning if it had side-effects.
10158 (set_nonincremental_init, set_nonincremental_init_from_string): New
10160 (pending_init_member): Rename to...
10161 (find_init_member): ...this function. Call set_nonincremental_init
10162 if necessary. Compare values of purpose index trees, not the trees
10163 themselves. Return the actual value, not just non-zero if something
10165 (output_init_element): Remove checks for duplicates.
10166 If field has zero size, only check the initializer for correctness.
10167 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
10168 if constructor_incremental is zero. Change error about initializers
10169 not computable at load time into pedwarn.
10170 (output_pending_init_elements): Compare bit positions, not
10171 FIELD_DECLs to take into account zero-sized fields.
10172 (process_init_element): Use constructor_range_stack to fill all
10173 ranges in the designator lists from current level up.
10174 * extend.texi: Update documentation for labeled elements.
10176 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
10178 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
10179 to function usage for arguments passed by reference. Optimize
10180 callee-copied arguments.
10181 * regmove.c (replace_in_call_usage): New function.
10182 (fixup_match_1): Call it.
10183 * cse.c (cse_insn): Canonicalize registers in function usage.
10184 * reload1.c (replace_pseudos_in_call_usage): New function.
10187 * Makefile.in: Reverted yesterday's wrong patch. Installed the
10190 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10192 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
10195 2001-01-12 DJ Delorie <dj@redhat.com>
10197 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
10198 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
10201 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10203 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
10204 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
10205 -std options alongside references to -ansi. Update some
10206 documentation for C99.
10207 * cpp.1: Regenerate.
10209 2001-01-12 Andreas Jaeger <aj@suse.de>
10211 * haifa-sched.c (restore_line_notes): Remove argument block B
10213 * sched-ebb.c (schedule_ebb): Change caller.
10214 * sched-rgn.c (schedule_region): Likewise.
10215 * sched-int.h (restore_line_notes): Adjust prototype.
10217 * loop.h: Remove wrong declaration of doloop_condition_get.
10219 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10221 * extend.texi: Move C++-extension-related node from the C section
10222 into the C++ section.
10224 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10226 * extend.texi: Refer to an array of pointers to functions instead
10227 of one of functions.
10229 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
10230 Jan Hubicka <jh@suse.cz>
10232 * combine.c (reversed_comparison): Fix typo in last patch.
10234 (combine_reversed_comparison_code): Make static to follow
10235 prototype declaration.
10237 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10239 * install.texi: Remove misplaced duplicate entry.
10241 2001-01-11 Ulrich Drepper <drepper@redhat.com>
10243 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
10245 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
10247 * final.c: (leaf_function_p): Fix typo.
10249 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
10251 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
10252 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
10254 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
10255 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
10256 mmap_anon, and valloc is available.
10257 * ggc-page.c: Restructure ifdef logic to match new autoconf
10258 spec. Don't throw away the test page in init_ggc.
10260 * configure, config.in: Regenerate.
10262 2001-01-12 Michael Hayes <mhayes@redhat.com>
10264 * loop.h (total_biv_increment): Constify iv_class pointer.
10265 (struct induction): Replace `mem_mode' with `mem' rtx.
10266 * unroll.c (total_biv_increment): Constify iv_class pointer.
10267 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
10268 (find_mem_givs, combine_givs_p): Likewise.
10269 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
10271 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
10273 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
10275 (__gthread_getspecific): Ditto.
10277 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
10279 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
10280 put_condition_code): Convert fp comparison codes to integer
10282 (ix86_expand_fp_compare): Postnote the fp comparison code converison
10285 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
10286 * i386-protos.h (no_comparison_operator): Kill.
10288 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
10290 * combine.c (REVERSIBLE_CC_MODE): Remove.
10291 (reversible_comparison_p): Remove.
10292 (combine_reversed_comparison_code): New.
10293 (reversed_comparison): New.
10294 (combine_simplify_rtx): Use
10295 combine_reversed_comparison_code/reversed_comparison instead
10296 of reversible_comparison_p.
10297 (simplify_if_then_else): Likewise.
10298 (simplify_set): Likewise.
10299 (simplify_logical): Likewise.
10300 (if_then_else_cond): Likewise.
10301 (known_cond): Likewise.
10302 (simplify_comparison): Likewise.
10304 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
10306 * builtins.c (std_expand_builtin_va_start): Handle varargs when
10307 sizeof (int) is larger than sizeof(__word__).
10309 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10311 * cppinit.c (do_includes): Fix typo.
10313 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10315 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
10316 in S_REGS does not occur because not all sources are possible
10317 when a S_REGS is a destination (sometimes needs a clobber).
10318 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
10319 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
10320 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
10321 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
10322 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
10323 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
10324 (lshrdi_const1, lshrsi3_const16): Likewise.
10325 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
10326 (*movhi_68hc12, *movqi_68hc12): Likewise.
10327 (movstrictqi): Make sure reloading in D_REGS as a destination
10330 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10332 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10334 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10336 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
10337 -D, -U and -A, and don't initialize the builtins.
10338 (do_includes): Error if -include or -imacros with -fpreprocessed.
10339 * cppmain.c (cb_define, cb_undef): Unconditionally process
10341 * tradcpp.c (main): Fix typo.
10343 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
10345 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
10346 (read_name_map): Use IS_ABSOLUTE_PATH.
10347 * tradcpp.c (get_filename): Likewise.
10349 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10351 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
10352 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
10353 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
10354 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
10355 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
10356 (cmphi_z_used): Don't use '@' for the output.
10357 (tstqi_z_used): Likewise.
10358 (cmpqi_z_used): Likewise.
10359 (one_cmplsi2): Likewise.
10361 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10363 * config/sh/sh.c (barrier_align): Recognize branch around far
10364 branch and redundant insn.
10366 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10368 * invoke.texi: Restore documentation of the drivers' switches -MD
10371 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10373 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
10375 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
10376 check-objc//%): Support parallel testing of multilibs.
10377 (TESTSUITEDIR): Set to testsuite by default, but override for
10379 (check-gcc, check-g++, check-g77, check-objc): Enter
10382 2001-01-11 Bernd Schmidt <bernds@redhat.com>
10384 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
10385 * sched-deps.c (deps_may_trap_p): Likewise.
10386 * basic-block.h: Remove a comment.
10387 * flow.c (PROP_POSTRELOAD): Remove.
10388 (update_life_info): Don't add it to prop_flags.
10389 (mark_set_1): Lose the code that was enabled by it.
10391 2001-01-11 Michael Hayes <mhayes@redhat.com>
10393 * flow.c (flow_call_edges_add): New.
10394 * basic_block.h (flow_call_edges_add): New.
10396 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
10398 * reload1.c (move2add_note_store): Update reg_set_luid even if
10399 base reg remains the same.
10401 2001-01-10 Nick Clifton <nickc@redhat.com>
10403 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
10404 machine_function structure to zero.
10405 Add prototypes for machine_status functions.
10407 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10409 * c-common.h (CTI_VOID_LIST): Remove.
10410 (void_list_node): Likewise.
10411 * tree.h (TI_VOID_LIST_NODE): New enumeral.
10412 (void_list_node): New macro.
10413 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
10414 * config/i386/i386.c (ix86_init_builtins): Likewise.
10415 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
10417 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10419 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
10420 * cppinit.c (cpp_start_read): Update comment, remove unneeded
10422 * tradcpp.c: Include mkdeps.h.
10423 (deps, print_deps_phony_targets, deps_append, output_deps,
10424 init_dependency_output, output_deps): New.
10425 (deps_buffer, deps_allocated_size, deps_size, deps_column,
10426 deps_output): Delete.
10427 (print_deps_missing_files): Rename deps_missing_files.
10428 (inhibit_output): Make global.
10429 (main): Delete inhibit_output, deps_stream, deps_target.
10430 Use mkdeps functionality in the same way as cpplib. Remove
10431 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
10432 -M and -MM. Remove old handling of deps via deps_out, and
10433 old reading of environment variables.
10434 (get_filename): Update to use deps_add_dep.
10436 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10438 * output.h (make_function_rtl): Remove prototype.
10439 (make_decl_rtl): Likewise.
10440 * varasm.c (make_function_rtl): Remove.
10441 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
10442 than from a third parameter.
10443 * tree.h (make_decl_rtl): Remove last parameter.
10444 * c-decl.c (builtin_function): Remove last argument in call to
10445 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
10446 (start_function): Likewise.
10447 * except.c (call_get_eh_context): Likewise.
10448 * expr.c (emit_block_move): Likewise.
10449 (clear_storage): Likewise.
10450 * profile.c (output_func_start_profiler): Likewise.
10451 * toplev.c (rest_of_decl_compilation): Likewise.
10452 * objc/objc-act.c (create_builtin_decl): Likewise.
10453 (synth_module_prologue): Likewise.
10454 (generate_static_reference): Likewise.
10455 (build_selector_reference_decl): Likewise.
10456 (build_class_reference_decl): Likewise.
10457 (build_objc_string_decl): Likewise.
10458 (build_protocol_reference): Likewise.
10460 2001-01-10 Richard Henderson <rth@redhat.com>
10462 * hwint.h: Revert yesterday's change.
10464 2001-01-10 Nick Clifton <nickc@redhat.com>
10466 * function.h (save_machine_status): Delete.
10467 (restore_machine_status): Delete.
10468 Amend comment describing {init|mark|free}_machine_status.
10470 * function.c (save_machine_status): Delete.
10471 (restore_machine_status): Delete.
10472 Amend comment describing {init|mark|free}_machine_status.
10473 (push_function_context_to): Remove invocation of
10474 save_machine_status.
10475 (pop_function_context_from): Remove invocation of
10476 restore_machine_status.
10478 * emit-rtl.c (init_emit_once): Amend comment describing
10479 {init|mark|free}_machine_status.
10481 * tm.texi (Per-Function Data): New node. Describe the
10482 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
10485 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10487 * cppinit.c (OPT_g): Remove.
10488 (cpp_handle_option): Update for removed -g3.
10489 (print_help): Update.
10490 * cpplib.h (struct cpp_options): Remove debug_output.
10491 * cppmain.c (setup_callbacks, cb_define): Update.
10492 * gcc.c (cpp_options): Translate -g3 to -dD.
10494 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
10496 * config/i960/i960.md: Change modifier to + on the zero_extract
10497 pattern after the (rotate -2 reg) canonicalization pattern.
10499 2001-01-10 Richard Henderson <rth@redhat.com>
10501 * config/alpha/alpha.c (alpha_free_machine_status): New.
10502 (override_options): Install it.
10503 (alpha_mark_machine_status): Verify machine non-null.
10504 * config/i386/i386.c (ix86_free_machine_status): New.
10505 (override_options): Install it.
10506 (ix86_init_machine_status): Use xcalloc.
10507 (ix86_mark_machine_status): Verify machine non-null.
10508 * config/ia64/ia64.c (ia64_free_machine_status): New.
10509 (ia64_override_options): Install it.
10510 (ia64_mark_machine_status): Verify machine non-null.
10512 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
10514 * function.c (instantiate_virtual_regs): Instantiate virtual
10515 registers found in CALL_INSN_FUNCTION_USAGE.
10517 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10519 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
10520 equivalent to -ansi in disabling -Di386.
10522 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
10524 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
10526 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
10528 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
10530 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
10532 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10534 * invoke.texi: Document that -fcond-mismatch isn't supported for
10537 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10539 * gcc.texi: Define macro gcctabopt.
10540 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
10541 @command, @env and @option in some places where appropriate. Use
10542 @gcctabopt where appropriate. Put URLs and email addresses inside
10545 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
10547 * gcc.c (cpp_options): Set MD file name from output
10548 filename, if specified.
10549 (suffix_subst): New static variable.
10550 (do_spec): Clear it.
10551 (do_spec_1, case '.'): Handle new `%.suffix' spec.
10553 (give_switch): Handle suffix_subst.
10555 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10557 * invoke.texi: Fix another typo.
10559 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10561 * invoke.texi: Fix typo.
10563 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10565 * c-lang.c (lang_hooks): Update.
10566 (lang_decode_option): Remove.
10567 (lang_init_options): Rename c_init_options.
10568 * toplev.c (main): Use lang_hooks for lang_init_options
10569 and lang_decode_option.
10570 * toplev.h (lang_hooks): Add 2 new hooks.
10571 * tree.h: Remove lang_init_options and lang_decode_option.
10572 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
10573 * cp/decl2.c: Similarly.
10574 * cp/lex.c (lang_init_options): Rename cxx_init_options.
10575 (lang_hooks): Update.
10576 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
10578 (lang_init_options): Rename ffe_init_options.
10579 (lang_hooks): Update.
10580 (lang_decode_option): Remove.
10581 * java/lang.c (lang_init_options): Rename java_init_options.
10582 (lang_decode_option): Rename java_decode_option.
10583 (lang_hooks): Update.
10584 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
10585 (lang_decode_option): Rename objc_decode_option.
10586 (lang_hooks): Update.
10588 2001-01-09 Nick Clifton <nickc@redhat.com>
10590 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
10591 (d30v_return_addr_rtx): Delete.
10592 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
10593 cfun->machine structure.
10594 (struct machine_function): Move to d30v.h
10595 (d30v_save_machine_status): Delete.
10596 (d30v_restore_machine_status): Delete.
10597 (d30v_init_machine_status): New Function.
10598 (d30v_mark_machine_status): New Function.
10599 (d30v_free_machine_status): New Function.
10600 (d30v_init_expanders): Use new functions.
10601 (d30v_return_addr): Use ra_rtx field in cfun->machine.
10602 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
10603 d30v_return_addr_rtx.
10605 * config/d30v/d30v.h (struct_machine): Move here.
10606 Add eh_epilogue_sp_ofs field.
10608 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
10609 field in cfun->machine structure.
10611 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
10613 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
10614 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
10615 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10617 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
10619 * objc/lang-options.h: Remove bogus reference to
10622 2001-01-09 Kazu Hirata <kazu@hxi.com>
10624 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
10627 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
10629 * reload.c (find_reloads_address): Check for eliminable registers
10630 when substituting a constant expression for a pseudo.
10632 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
10634 * c-common.c (enum format_type): Add format_type_error.
10635 (decode_format_type): New function.
10636 (decl_attributes): Use it.
10637 (format_kind_info): Adjust comment.
10639 2001-01-09 David O'Brien <obrien@BSDi.com>
10641 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
10642 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
10644 * config/i386/gnu.h: Don't include required platform specific .h files,
10645 tm.h will do it instead.
10646 * config/i386/i386elf.h: Likewise.
10647 * config/i386/linux.h: Likewise.
10648 * config/i386/moss.h: Likewise.
10649 * config/mips/gnu.h: Likewise.
10651 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10653 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
10654 (rs6000-ibm-aix3.[01]*): Likewise.
10655 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
10656 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
10657 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
10658 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
10659 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
10660 (powerpc-*-eabiaix*): Likewise.
10661 (powerpc-*-eabisim*): Likewise.
10662 (powerpc-*-elf*): Likewise.
10663 (powerpc-*-eabi*): Likewise.
10664 (powerpc-*-rtems*): Likewise.
10665 (powerpc-*-linux*libc1): Likewise.
10666 (powerpc-*-linux*): Likewise.
10667 (powerpc-wrs-vxworks*): Likewise.
10668 (powerpcle-wrs-vxworks*): Likewise.
10669 (powerpcle-*-sysv*): Likewise.
10670 (powerpcle-*-elf*): Likewise.
10671 (powerpcle-*-eabisim*): Likewise.
10672 (powerpcle-*-eabi*): Likewise.
10673 (powerpcle-*-solaris2*): Likewise.
10674 * config/rs6000/aix31.h: Delete includes.
10675 * config/rs6000/aix3newas.h: Likewise.
10676 * config/rs6000/aix41.h: Likewise.
10677 * config/rs6000/aix43.h: Likewise.
10678 * config/rs6000/beos.h: Likewise.
10679 * config/rs6000/rtems.h: Likewise.
10680 * config/rs6000/sysv4.h: Likewise.
10682 2001-01-09 Kazu Hirata <kazu@hxi.com>
10684 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
10685 Change an argument mode of machine_mode to shift_mode of
10686 shift_mode. Remove an extra error check.
10687 (emit_a_shift): Adopt to the new calling prototype of
10689 (function_prologue): Fix code for a monitor
10690 function. Support H8/S.
10691 (function_epilogue): Do not output pop for a monitor function.
10693 2001-01-09 Nick Clifton <nickc@redhat.com>
10695 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
10696 (setup_incoming_varargs): Use sysv_varargs_p field of the
10697 cfun->machine structure.
10698 (struct machine_function): Move to rs6000.h
10699 (rs6000_save_machine_status): Delete.
10700 (rs6000_restore_machine_status): Delete.
10701 (rs6000_init_machine_status): New Function.
10702 (rs6000_free_machine_status): New Function.
10703 (rs6000_init_expanders): Use new functions.
10705 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
10707 (struct machine_function): Move here.
10709 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
10710 sysv_varargs_p field of the cfun->machine structure.
10712 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
10714 (rs6000_restore_machine_status): Remove prototype.
10716 2001-01-09 Richard Henderson <rth@redhat.com>
10718 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
10719 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
10720 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
10721 (sched_analyze_2, sched_analyze_insn): Likewise.
10722 (sched_analyze, init_deps): Likewise.
10723 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
10724 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
10725 (compute_block_backward_dependences): Update propagate_deps call.
10727 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
10729 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
10731 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10733 * cppinit.c (OPT_MD, OPT_MMD): Restore.
10734 (cpp_handle_option): Handle them.
10735 (cpp_post_options): Ensure one of -M or -MM is specified with
10736 any other -M? option.
10737 (init_dependency_output): Suppress output with -MG.
10739 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10741 * cpp.texi: Update.
10742 * invoke.texi: Update.
10744 2001-01-09 Bernd Schmidt <bernds@redhat.com>
10746 * sh.md (reload_outsf): Generate recognizable patterns for
10749 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10751 * c-lang.c (lang_hooks): Update.
10752 (lang_init): Rename c_init.
10753 (lang_finish): Remove.
10754 * toplev.c (compile_file): Use lang_hooks for lang_init ()
10755 and lang_finish ().
10756 * toplev.h (lang_hooks): Add init () and finish ().
10757 * tree.h (lang_init, lang_finish): Remove.
10758 * cp/tree.h (lang_init, lang_finish): Remove.
10759 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
10760 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
10762 (lang_init, lang_finish): Remove.
10763 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
10764 (lang_hooks): Update.
10765 * java/lang.c (lang_init): Rename java_init.
10766 (lang_finish): Remove.
10767 (lang_hooks): Update.
10768 * objc/objc-act.c (lang_init): Rename objc_init.
10769 (lang_finish): Remove.
10770 (lang_hoooks): Update.
10772 20001-01-09 Graham Stott <grahams@redhat.com>
10774 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
10775 after `ptr` is initialised.
10777 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10779 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
10780 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
10781 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
10782 stack adjusts, instead of r3.
10784 2001-01-09 Michael Hayes <mhayes@redhat.com>
10786 * flow.c (flow_loop_scan): Break out of ...
10787 (flow_loops_find) ... here.
10788 * basic-block.h (flow_loop_scan): New.
10789 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
10790 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
10792 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10794 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
10796 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
10797 realloc()ing macro_buffer.
10799 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
10800 if it's wider than long and the target's long is wider than the
10803 2001-01-09 Mark Mitchell <mark@codesourcery.com>
10805 Remove support for using UWIN as a host machine.
10806 * configure.in: Issue an error message.
10807 * configure: Regenerated.
10808 * config.gcc: Remove xm_* UWIN configury.
10809 * config/i386/xm-uwin.h: Remove.
10811 2001-01-08 Nick Clifton <nickc@redhat.com>
10813 * config/v850/v850.c (ra_rtx): Delete.
10814 (v850_save_machine_status): Delete.
10815 (v850_restore_machine_status): Delete.
10816 (v850_init_machine_status): New function.
10817 (v850_mark_machine_status): New function.
10818 (v850_free_machine_status): New function.
10819 (v850_return_addr): Use ra_rtx field in machine structure.
10820 (v850_init_expanders): Use new functions.
10822 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
10823 * config/v850/v850.c: Change arguments to v850_output+* functions
10824 to take a const char *, to avoid compile time warning.
10825 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
10826 (USER_LABEL_PREFIX): Redefine.
10828 2000-01-08 Jim Wilson <wilson@redhat.com>
10830 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
10831 1 to unsigned HOST_WIDE_INT before left shift.
10833 2001-01-08 Nick Clifton <nickc@redhat.com>
10835 * config/arm/arm.c (arm_mark_machine_status): Check to see if
10836 the machine structure has been allocated.
10837 (arm_free_machine_status): New function: Free the machine
10838 specific function structure.
10840 2001-01-08 Richard Henderson <rth@redhat.com>
10842 * jump.c (simplejump_p): Revert last change.
10844 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
10846 * cppinit.c (init): Rename init_library.
10847 (cpp_create_reader): Update.
10848 * gcc.c (cpp_options): If -o given, use it as the target of
10851 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
10853 * arm.c (arm_arch5e): New variable.
10854 (all_cores): XScale is a 5TE device.
10855 (arm_override_options): Set arm_arch5e.
10856 (arm_init_builtins): __builtin_prefetch is in arch5e.
10857 * arm.h (arm_arch5e): Declare it.
10859 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
10861 * arm.md (define_constants): Add defines for UNSPEC and
10862 UNSPEC_VOLATILE insns. Update all users.
10863 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
10864 * arm.c (multi_register_push, note_invalid_constants)
10865 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
10866 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
10867 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
10869 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
10871 * jump.c (jump_optimize_1): Use reversed_comparison_code
10872 instead of can_reverse_comparison_p.
10873 (jump_back_p): Likewise.
10874 (invert_exp_1): Likewise.
10875 (thread_jumps): Likewise.
10876 * simplify-rtx.c (simplify_unary_operation): Likewise.
10877 (simplify_ternary_operation): Likewise.
10878 * cse.c (find_comparison_args): Convert to use
10879 can_reverse_comparison_p.
10880 (record_jump_equiv): Likewise.
10882 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
10884 * arm.h (HARD_REGNO_RENAME_OK): Delete.
10885 (EPILOGUE_USES): Define.
10886 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
10887 automatically stack the LR if it isn't live.
10889 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
10891 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
10894 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
10896 * ggc-page.c (max_alignment): New structure.
10897 (MAX_ALIGNMENT): New macro.
10898 (init_ggc): Use it to round up the sizes in the
10899 extra_order_size_table.
10901 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10903 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
10906 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10908 * builtins.def (BUILT_IN_FPRINTF): New entry.
10910 * c-common.c (c_expand_builtin_fprintf): New function.
10911 (init_function_format_info): Handle __builtin_fprintf.
10912 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
10913 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
10915 * c-decl.c (duplicate_decls): Adjust comment.
10917 * extend.texi (fprintf): Document new builtin.
10919 2001-01-07 Richard Henderson <rth@redhat.com>
10921 * jump.c (simplejump_p): Recognize any single_set jump
10922 of the proper form.
10924 2001-01-07 Richard Henderson <rth@redhat.com>
10926 * configure.in (slibdir): Accept an --with-slibdir option.
10927 Use "test" not "[" in configure. Default to $(libdir).
10929 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
10931 * config/t-aix43 (SHLIB_INSTALL): Likewise.
10932 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
10933 (SHLIB_LINK): Create links for the soname.
10934 * config/mips/t-iris6: Likewise.
10935 * config/sparc/t-slibgcc: Likewise.
10936 * config/sparc/t-slibgcc-sld: Likewise.
10938 2001-01-07 Jakub Jelinek <jakub@redhat.com>
10940 * config/i386/i386.c (constant_call_address_operand): Accept
10941 (const (plus (symbol_ref) (const_int))).
10942 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
10943 constant_call_address_operand.
10945 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10947 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
10948 and LONG_LONG_TYPE_SIZE > 32.
10950 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10952 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
10953 the previous change.
10955 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
10957 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
10959 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
10960 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
10961 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
10964 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10966 * fix-header.c (read_scan_file): s/pfile/scan_in/.
10968 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10970 * c-lang.c (c_post_options): Call cpp_post_options.
10971 * objc/objc-act.c (objc_post_options): Similarly.
10972 * cppmain.c (main): Similarly.
10973 * fix-header.c (read_scan_file): Similarly.
10974 * cppinit.c (cpp_start_read): Move option consistency checks
10975 to cpp_post_options. Don't call init_dependency_output.
10976 If needed, add default target and main file dependency.
10977 (OPT_MD, OPT_MMD): Remove.
10979 (cpp_handle_option): Update for OPT_* changes.
10980 (cpp_post_options): New.
10981 (init_dependency_output): Command line -MF overrides environment
10982 variables. Don't set default target etc. Suppress output
10983 if dependencies are going to stdout.
10984 (print_help): Update.
10985 * cpplib.h (cpp_post_options): New.
10986 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
10988 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
10990 * jump.c (comparison_dominates_p): Support unordered compares.
10992 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
10994 * simplify-rtx.c (simplify_relational_operation): Always simplify
10995 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
10998 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
11000 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
11001 (nonzero_bits): Likewise.
11002 (simplify_comparison): Likewise.
11003 (num_sign_bit_copies): Likewise; return more sane value depending
11004 on STORE_FLAG_VALUE.
11005 (known_cond): Do not assume EQ to be always true for equivalent
11008 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
11010 * cse.c (fold_rtx): Handle unordered comparisons.
11012 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
11014 * rtlanal.c (set_of_1): New static function.
11015 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
11016 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
11017 reg_set_last_last_regno): Remove.
11018 (set_of): New global function.
11019 (set_of_data): New structure.
11020 (reg_set_p, reg_set_last): Revamp for set_of.
11021 * rtl.h (set_of): New.
11023 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11025 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
11026 * extend.texi: Document _Exit builtin.
11028 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11030 * (initialize, initialize_builtins,
11031 initialize_dependency_output, initialize_standard_includes):
11032 Rename s/initialize/init. Update.
11033 (init_dependency_output): Move to after
11034 cpp_handle_options, the correct location temporally at least.
11035 (opt_comp): Move next to init (), its caller. Fix prototype.
11036 (init): Make "initialized" local scope.
11037 (cpp_create_reader): Always call init ().
11038 (cpp_start_read): Update.
11039 (output_deps): New function, broken out of cpp_finish.
11040 (cpp_finish): Break out output_deps.
11042 2001-01-07 Richard Henderson <rth@redhat.com>
11044 * collect2.c (COFF specific stuff): Revert 12-06 patch
11045 to prototype system functions.
11047 2001-01-07 Michael Hayes <mhayes@redhat.com>
11049 * hard-reg-set.h: Add multiple include guard.
11050 * basic-block.h (struct loop): Add `sink' field.
11051 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
11052 (emit_iv_add_mult): Delete.
11053 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
11054 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
11055 (unroll_loop): Remove end_insert_before argument.
11056 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
11057 (maybe_eliminate_biv_1): Likewise.
11058 (emit_iv_add_mult): Delete.
11059 (gen_add_mult, loop_regs_update): New.
11060 (loop_insn_emit_after, loop_insn_emit_before): New.
11061 (loop_insn_sink, loop_insn_sink_or_swim): New.
11062 (emit_iv_add_mult): Delete.
11063 (scan_loop): Set loop->sink.
11064 (loop_givs_reduce): Use loop_insn_sink and its ilk.
11065 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
11066 (maybe_eliminate_biv_1): Likewise.
11067 (maybe_eliminate_biv_1): Add basic block argument.
11068 * unroll.c (unroll_loop): Remove end_insert_before argument.
11069 (find_splittable_regs): Likewise.
11070 (find_splittable_regs): Use loop_insn_sink and its ilk.
11071 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
11073 2001-01-07 Michael Hayes <mhayes@redhat.com>
11075 * loop.h (loop_insn_hoist): New prototype.
11076 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
11077 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
11078 (check_dbra_loop, load_mems): Likewise.
11079 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
11080 (find_splittable_givs): Likewise.
11082 2001-01-07 Michael Hayes <mhayes@redhat.com>
11084 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
11086 2001-01-07 Richard Henderson <rth@redhat.com>
11088 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
11090 2001-01-07 Richard Henderson <rth@redhat.com>
11092 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
11093 NO_SHARED_LIBGCC_MULTILIB as required for the target.
11094 * gcc.c (init_spec): Massage the existing libgcc_spec into a
11095 variant that handles a shared libgcc.
11096 (process_command): Always validate -{static,shared}-libgcc.
11097 (do_spec_1): New 'M' case.
11098 * invoke.text (Link Options): Document -{static,shared}-libgcc.
11100 2001-01-07 Richard Henderson <rth@redhat.com>
11102 * Makefile.in (slibdir): New variable.
11103 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
11104 (installdirs): Create slibdir.
11105 (install-libgcc, install-multilib): Defer to libgcc.mk.
11106 * configure.in (slibdir): Substitute.
11107 * mklibgcc.in (install): New target.
11109 * config/t-linux (SHLIB_LINK): Create links for the soname.
11110 (SHLIB_INSTALL): New.
11111 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
11112 * config/mips/t-iris6 (SHLIB_INSTALL): New.
11113 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
11114 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
11115 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
11117 2001-01-07 Richard Henderson <rth@redhat.com>
11119 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
11120 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
11121 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
11123 2001-01-07 Michael Hayes <mhayes@redhat.com>
11125 * loop.c (count_loop_regs_set): Delete.
11126 (load_mems_and_recount_loop_regs_set): Delete.
11127 (loop_regs_scan): Merge common code from count_loop_regs_set,
11128 scan_loop, and load_mems_and_recount_loop_regs_set.
11129 (scan_loop): Call load_mems directly and loop_regs_scan
11130 again if new registers created.
11132 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11134 * toplev.c (main): Call the front-end specific post_options
11135 hook if one is given.
11136 * toplev.h (struct_lang_hooks, lang_hooks): New.
11137 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
11138 for the C front end.
11139 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
11140 lang_hooks for the C++ front end.
11141 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
11142 lang_hooks for the ObjC front end.
11143 * f/com.c (lang_hooks): Hooks for the Fortran front end.
11144 * java/lang.c (lang_hooks): Hooks for the Java front end.
11146 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11148 * c-lex.c (init_c_lex): Request #define / #undef callbacks
11149 for verbose DWARF[2] debugging.
11150 (cb_define, cb_undef): The new callbacks.
11151 * toplev.h (debug_define, debug_undef): Make const correct.
11152 * toplev.c (debug_define, debug_undef): Similarly. Do not
11153 perform the verbosity tests here anymore.
11155 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
11157 * reload.c (subst_reloads): Take INSN argument. When
11158 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
11159 * reload.h (subst_reloads): Adjust prototype.
11160 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
11161 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
11162 present in JUMP_INSNs and copy them to JUMP_LABEL.
11163 * flow.c (find_label_refs, find_basic_blocks_1): Skip
11164 JUMP_INSNs and insns with REG_LABELs that are followed by
11165 JUMP_INSNs with the same REG_LABEL.
11166 * sched-rgn.c (is_cfg_nonregular): Likewise.
11167 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
11169 * unroll.c (unroll_loop): Look for REG_LABEL notes in
11171 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
11173 2001-01-06 Richard Henderson <rth@redhat.com>
11175 * loop.c (scan_loop): Use xcalloc for the regs array.
11176 (load_mems_and_recount_loop_regs_set): Zero the new memory
11177 received from xrealloc.
11179 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
11181 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
11183 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
11185 * integrate.c (copy_rtx_and_substitute): When copying
11186 an ignored return value, strip REG_FUNCTION_VALUE_P.
11188 2001-01-06 Michael Hayes <mhayes@redhat.com>
11190 * loop.c (debug_biv, debug_giv): New.
11191 (loop_biv_dump): Break out from ...
11192 (record_biv): ... here.
11193 (loop_giv_dump): Break out from ...
11194 (record_giv): ... here.
11195 (loop_bivs_check): Use print_simple_rtl.
11196 * unroll.c (loop_iterations): Use print_simple_rtl.
11198 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11200 * pa.md (return, return_internal): Modify patterns to prevent regrename
11201 mucking with the return pointer.
11203 2001-01-05 Richard Henderson <rth@redhat.com>
11205 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
11207 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
11209 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
11210 version supplied by Matteo Frigo.
11212 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11214 * cpp.texi: Update for -MQ.
11215 * cppinit.c (cpp_create_reader): Always create pfile->deps.
11216 (cpp_cleanup): Always free pfile->deps.
11217 (initialize_dependency_output): Don't create pfile->deps.
11218 (cpp_handle_option): Similarly.
11220 * gcc.c (cpp_options): Handle -MQ.
11221 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11222 * mkdeps.c (base_name): Remove.
11223 (deps_init): Don't allocate vector space until it's needed.
11224 (deps_free): Only free vectors if allocated.
11225 (deps_add_target, deps_add_dep): Update for initial allocation.
11226 (deps_add_default_target): Don't strip to the base_name.
11228 2001-01-05 DJ Delorie <dj@redhat.com>
11230 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
11231 (INIT_EXPANDERS): Define.
11233 * config/v850/v850.c (struct machine_function): Define.
11234 (v850_save_machine_status): New function.
11235 (v850_restore_machine_status): New function.
11236 (v850_return_addr): New function.
11237 (v850_init_expanders): New function.
11239 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
11240 and v850_init_expanders.
11242 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11244 * cpplib.h (struct cpp_reader): Add help_only field.
11245 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
11246 (cpp_handle_option): Set pfile->help_only if we see -h,
11247 --help, -target-help, or --version. Print version string but
11248 do not set help_only if we see -v or -version. Make text
11249 printed by -v match that printed by (-)-version.
11251 * cppmain.c (main): Exit after option parsing if
11252 pfile->help_only is true.
11254 * toplev.c (independent_decode_option): Call print_version,
11255 then exit, if we see --version (but not -version).
11256 (print_version): Split lengthy message into two lines.
11258 2001-01-05 Nick Clifton <nickc@redhat.com>
11260 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
11261 temporary string for initialisation before calling ggc_alloc_string.
11263 2001-01-06 Michael Hayes <mhayes@redhat.com>
11265 * rtl.h (print_simple_rtl): New.
11266 * print-rtl.c (print_simple_rtl): New.
11267 (flag_simple): New.
11268 (print_rtx): Disable printing of flags and modes, etc.,
11269 if `flag_simple` nonzero.
11271 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11273 * function.c (fixup_var_refs): Use push_to_full_sequence where
11276 2001-01-05 Michael Meissner <meissner@redhat.com>
11278 * flags.h (flag_reorder_blocks): Add declaration.
11279 (flag_rename_block): Ditto.
11281 2001-01-05 DJ Delorie <dj@redhat.com>
11283 * function.c (reorder_blocks): Make sure the flags are all reset
11284 before using them to mark blocks, else a second invocation will
11285 corrupt the block chain.
11286 (reorder_blocks_0): New, resets the flags.
11288 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
11290 * cse.c (find_comparison_args): Stop if the argument is known to
11293 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11295 * config/sh/sh.md (movdf): When splitting load into pair of
11296 registers, don't clobber the register used in the address too
11299 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
11301 * varasm.c (mark_constant_pool): Improve initial comments.
11302 (mark_constants): Move marking of constants to mark_constant.
11303 (mark_constant): New function to recursively mark all constants
11304 referred to by a constant.
11306 2001-01-05 Catherine Moore <clm@redhat.com>
11308 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
11310 2001-01-05 Phil Edwards <pme@sources.redhat.com>
11312 * cp/lang-options.h: Bring comment in line with reality.
11313 * f/lang-options.h: Likewise.
11314 * java/lang-options.h: Likewise.
11315 * objc/lang-options.h: Likewise.
11316 * ch/lang-options.h: Likewise.
11317 * f/g77.texi: And update the manual.
11319 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
11320 Denis Chertykov <denisc@overta.ru>
11322 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
11323 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
11324 * config/avr/avr.md (all peepholes that request a scratch register):
11325 Call it, FAIL the peephole if not safe (in interrupt functions).
11327 2001-01-05 Mark Mitchell <mark@codesourcery.com>
11329 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
11331 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
11333 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
11335 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
11336 BUILT_IN_CREAL and BUILT_IN_CIMAG.
11337 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
11338 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
11339 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
11341 * extend.texi: Document these builtins.
11343 2001-01-05 Daniel Berlin <dberlin@redhat.com>
11345 * c-common.c (lang_get_alias_set): Say we know nothing of
11346 VECTOR_TYPE aliasing.
11348 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
11350 2001-01-05 Bruce Korb <bkorb@gnu.org>
11352 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
11353 their x* equivalent versions for atexit-less systems
11354 * fixinc/fixincl.c(main): do not return from main() on atexit-less
11355 systems (or any other system any more).
11357 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
11359 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
11360 output operands. Use arm_hard_register_operand for operand 4.
11361 (stmsi_postinc): Similarly.
11362 (ldmsi): Use arm_hard_register_operand for opernand 2.
11363 (stmsi): Similarly.
11364 * arm.c (arm_hard_register_operand): New function.
11365 * arm-protos.h (arm_hard_register_operand): Prototype it.
11367 * arm.h (HARD_REGNO_RENAME_OK): Define.
11369 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
11371 * simplify-rtx.c (cfc_args): add "unordered" field.
11372 (check_fold_consts): Set unordered field.
11373 (simplify_relational_operation): Simplify the unordered
11376 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
11379 * emit-rtl.c (try_split): Fix code to mark labels.
11380 * jump.c (mark_jump_label): Make global.
11381 * rtl.h (mark_jump_label): Declare.
11383 * predict.c (estimate_probability): Handle unordred comparisons.
11385 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11387 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
11388 * cppinit.c (initialize_dependency_output): Update.
11389 (cpp_finish): Output dummy targets for -MP.
11391 (cpp_handle_option): Handle -MP. Don't quote -MT options.
11392 * cpplib.h (struct cpp_options): Add deps_phony_targets.
11393 * gcc.c (cpp_options): Update to handle -MP.
11394 * mkdeps.c (deps_add_target, deps_add_default_target): Update
11395 to quote only the default target.
11396 (deps_phony_targets): Insert a preceding newline. Rename from
11397 deps_dummy_targets for consistency.
11400 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11402 * calls.c (emit_library_call_value_1): Support
11403 INIT_CUMULATIVE_LIBCALL_ARGS.
11404 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
11406 2001-01-04 Richard Henderson <rth@redhat.com>
11408 * c-decl.c (finish_struct): Detect flexible array members
11409 used in an inappropriate context.
11410 * c-typeck.c (really_start_incremental_init): Special case
11411 constructor_max_index for zero length arrays.
11412 (pop_init_level): Allow initialization of flexible array
11413 members. Deprecate initialization of zero length arrays.
11414 Don't issue missing initializer warning for flexible array
11415 members or zero length arrays.
11416 (process_init_element): Don't dereference null DECL_SIZE.
11417 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
11418 Don't abort for empty constructors. Use size_binop
11419 (output_constructor): Add commentary regarding zero length
11420 array futures. Abort if we try to initialize an array of
11421 unspecified length with a non-empty constructor in the middle
11424 * extend.texi (Zero Length): Update and clarify documentation
11425 on static initialization.
11427 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11429 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
11430 with more than 32767 words of local storage.
11432 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11434 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
11435 for 'abs', 'labs', and 'fabs'.
11436 (c4x_expand_builtin): Likewise.
11437 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
11439 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11441 * config/sh/sh.md (prget, prset): New insn types.
11442 (return delay slot): Dont' allow prset.
11443 (call, sfunc delay slot): Don't allow prget.
11444 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
11445 for prset and prget.
11447 2001-01-05 Michael Hayes <mhayes@redhat.com>
11449 * loop.h (struct loop_reg): New.
11450 (struct loop_regs): Change to use array of `struct loop_reg'.
11451 * loop.c: Replace assortment of varrays with single regs array.
11452 (count_one_set): Delete may_not_move array argument
11453 and use regs array instead. All caller's changed.
11454 (count_loop_regs_set): Delete may_not_move and single_usage
11455 arguments and use regs array instead. All caller's changed.
11456 (find_single_use_in_loop): Replace usage array argument with pointer
11457 to regs structure. All caller's changed.
11458 (loop_optimize): Delete `moved_once' array.
11460 2001-01-05 Michael Hayes <mhayes@redhat.com>
11462 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
11463 Use it instead of loop_info->has_call for scanning loop mems.
11464 (check_dbra_loop): Replace loop_info->has_call test with
11465 loop_info->has_nonconst_call.
11467 2000-01-04 Matthew Hiller <hiller@redhat.com>
11469 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
11472 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11474 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
11475 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
11477 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11479 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
11480 (flag_short_double, flag_short_wchar): Define.
11481 (c_common_nodes_and_builtins): Create many tree nodes shared
11482 between C and C++ here instead of in cp/decl.c and ...
11483 * c-decl.c (init_decl_processing): ... here.
11484 (SIZE_TYPE, WCHAR_TYPE): Don't define.
11485 (flag_short_double, flag_short_wchar): Don't define.
11486 (record_builtin_type): New function.
11487 (build_void_list_node): New function.
11488 * c-common.h (flag_short_double, flag_short_wchar,
11489 record_builtin_type, build_void_list_node): Declare.
11491 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
11493 * integrate.c (expand_inline_function): Don't put a virtual
11494 register into the reg map.
11496 * function.c (fixup_var_refs_1): If force_operand didn't put
11497 the address into the target, move it there.
11499 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11501 Special-case tree_decl/tree_list allocations.
11502 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
11503 (OBJECT_SIZE): New macro.
11504 (NUM_EXTRA_ORDER): Likewise.
11505 (extra_order_size_table): New variable.
11506 (NUM_ORDERS): New macro.
11507 (objects_per_page_table): New variable.
11508 (object_size_table): New variable.
11509 (G.pages): Use NUM_ORDERS to bound the array.
11510 (G.page_tails): Likewise.
11511 (DIV_ROUND_UP): Remove.
11512 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
11513 (alloc_page): Use OBJECT_SIZE.
11514 (size_lookup): Don't make it const.
11515 (ggc_alloc): Use OBJECT_SIZE.
11516 (ggc_set_mark): Likewise.
11517 (ggc_get_size): Likewise.
11518 (init_ggc): Set up the object_size_table, objects_per_page_table,
11519 and adjust size_lookup.
11520 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
11521 (ggc_pop_context): Use NUM_ORDERS.
11522 (clear_marks): Likewise.
11523 (sweep_pages): Likewise.
11524 (poison_pages): Likewise.
11525 (ggc_print_statistics): Use OBJECT_SIZE.
11527 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11529 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
11530 Only call array_size_for_constructor if last field and array type
11531 with no upper bound.
11533 2001-01-04 Philip Blundell <philb@gnu.org>
11535 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
11536 from bit 31 downwards, if this requires no more insns.
11537 (count_insns_for_constant): New helper function for above.
11539 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
11541 * gencodes.c (output_predicate_decls): Remove empty initializer.
11543 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11545 * tree.c (copy_node): Remove documentation about obstacks.
11546 (buidl1): Check that nobody tries to build 2-argument nodes this
11549 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11551 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
11554 * gencodes.c (output_predicate_decls): Fill empty initializer
11557 2001-01-04 Jakub Jelinek <jakub@redhat.com>
11559 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
11560 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
11562 (do_include): Handle missing headers like cpp0.
11563 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
11564 paths with first include pathname. Don't strcat to uninitialized
11567 2001-01-04 Bernd Schmidt <bernds@redhat.com>
11569 * regrename.c (regrename_optimize): Don't rename from frame pointer
11570 if frame_pointer_needed.
11571 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
11572 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
11573 (ia64_reorg): Use it instead of scheduling if ! optimize.
11574 (errata_emit_nops): Properly call asm_noperands.
11575 (ia64_sched_reorder): Finish cycle if we see an asm.
11576 (ia64_variable_issue): Clear scheduling state after asms.
11578 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
11580 * cpp.texi: Update for -MT.
11581 * cppinit.c (initialize_dependency_output): Add a default
11582 target if none has been given already.
11583 (no_tgt, OPT_MT): New.
11584 (cpp_handle_option): Handle -MT. Update -M etc.
11585 * cpplib.h (struct cpp_options): Remove deps_target.
11586 * gcc.c (cpp_options): Handle -MT.
11587 * mkdeps.c (struct deps): Move from mkdeps.h.
11588 (deps_calc_target): Rename deps_add_default_target. Add a
11589 default target if none has been specified already.
11590 * mkdeps.h (struct deps): Move to mkdeps.c.
11591 (deps_calc_target): Rename deps_add_default_target.
11593 2000-01-03 Richard Henderson <rth@redhat.com>
11595 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
11597 * c-typeck.c (push_init_level): Move checks for flexible array
11598 members and zero length arrays ...
11599 (pop_init_level): ... here. Silently discard empty initializations.
11601 * varasm.c (output_constructor): Update for sizeof change to
11602 zero-length arrays.
11604 * extend.texi (Zero Length): Clarify semantics.
11606 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11608 * configure.in (tm.h): Include isns-codes.h last.
11609 * configure: Rebuilt.
11611 2001-01-03 Richard Henderson <rth@redhat.com>
11613 * config/alpha/alpha.md (addvsi3, addvdi3): New.
11614 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
11616 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11618 * tradcpp.c (main): Make sure finclude() is called with a valid
11619 indepth value while handling -include.
11621 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11623 * gencodes.c (output_predicate_decls): New function.
11625 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
11626 even if it is not the first time machmode.h is #included.
11627 * config/sh/sh.c (fpul_operand): Declare MODE argument.
11628 * tm.texi (PREDICATE_CODES): Document predicate declarations.
11629 * gcc.texi (Copyright): Added 2001.
11631 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11633 * c-common.c (c_common_lang_init): New function. Warn if format
11634 warning options which only have effects when used with -Wformat
11635 are used without -Wformat.
11636 * c-common.h (c_common_lang_init): Declare.
11637 * c-lang.c (lang_init): Call c_common_lang_init.
11638 * objc/objc-act.c (lang_init): Call c_common_lang_init.
11640 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11642 * configure.in: Check for the mktemp command.
11643 * configure: Regenerate.
11644 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
11645 $TEMP. Create temporary files with mktemp, if available at
11646 configure time; otherwise use set -C. Remove temporary files
11649 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11651 * configure.in: Require at least texinfo 4.0. Check for whether
11652 Pod::Man is sufficiently recent to regenerate GCC manpages.
11653 * configure: Regenerate.
11654 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
11656 (GENERATED_MANPAGES): Define.
11657 (generated-manpages): New target. Depend on cpp.1 as well as
11659 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
11660 configure to generated-manpages or empty) rather than on the
11661 manpages directly. Remove execute permission from installed
11662 gcov.1 as well as cpp.1.
11663 * cpp.1, gcov.1: Regenerate.
11665 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11667 * builtins.c (expand_builtin_strncmp): Use host_integerp and
11668 tree_low_cst. Allow using cmpstrsi in more cases.
11670 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11672 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
11675 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
11677 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
11678 * Makefile.in (HOST_CFLAGS): Mention build-make.
11680 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11682 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
11685 2001-01-01 Bernd Schmidt <bernds@redhat.com>
11687 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
11690 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
11693 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
11694 reg_base_value and reg_known_value arrays.
11695 (init_alias_analysis): Add more cases to detect known values.
11696 * sched-deps.c (deps_may_trap_p): New function.
11697 (sched_analyze_2): Use it.
11699 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11701 * combine.c (simplify_shift_const): Even if we're sign-extracting,
11702 don't discard an ASHIFTRT if we're shifting in a wider mode.
11704 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
11706 * toplev.c (rest_of_compilation): Don't print basic block information
11707 when CFG isn't up to date.
11709 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
11711 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
11712 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
11713 (UNALIGNED_SHORT_ASM_OP): Define.
11714 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
11716 2001-01-02 Mark Mitchell <mark@codesourcery.com>
11718 * fold-const.c (fold_convert): Fix typo.
11720 2001-01-02 Richard Henderson <rth@redhat.com>
11722 * c-common.h (ASM_INPUT_P): New.
11723 * c-parse.in (asm): Set it when needed.
11724 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
11725 existance of an operand.
11727 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
11729 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
11730 (dwarf2out_frame_debug_expr): Likewise.
11731 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
11733 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
11735 * i386.c (ix86_split_to_parts): Return number of part required;
11737 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
11739 (ix86_split_long_move): Use number of part returned
11740 by ix86_split_to_parts
11741 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
11743 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
11744 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
11745 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
11746 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
11747 (ALIGN_MODE_128): Add TFmode.
11748 (IS_STACK_MODE): Likewise.
11749 (HARD_REGNO_NREGS): TFmode needs 3 registers.
11750 (HARD_REGNO_OK): Support TFmodes.
11751 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
11752 * i386.md (scheduler definitions): Use memory operand to determine
11753 fst/fld instructions; use mode attribute to determine real mode of
11755 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
11756 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
11758 2001-01-02 Mark Mitchell <mark@codesourcery.com>
11760 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
11762 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
11764 * expr.c (store_constructor_field): Update ALIGN before calling
11767 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
11769 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
11772 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
11774 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
11777 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
11779 * c-decl.c (start_function): Don't warn on third parameter to main.
11781 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11783 * tsystem.h: Define HAVE_DECL_GETOPT.
11785 2001-01-02 Philip Blundell <pb@futuretv.com>
11787 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
11790 2001-01-02 Richard Henderson <rth@redhat.com>
11792 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
11794 2001-01-02 Andreas Jaeger <aj@suse.de>
11796 * c-decl.c (c_decode_option): Remove support of
11797 -Wmissing-noreturn.
11799 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
11800 (W_options): Add -Wmissing-noreturn here.
11802 * flow.c: Define lang_missing_noreturn_ok_p.
11803 (check_function_return_warnings): Use it.
11805 * c-common.h: Declare lang_missing_noreturn_ok_p.
11807 * c-lang.c (c_missing_noreturn_ok_p): New function.
11808 (lang_init): Set lang_missing_noreturn_ok_p.
11810 * invoke.texi (Warning Options): Document this.
11812 2000-12-27 Phil Edwards <pme@sources.redhat.com>
11814 * extend.texi (C++ Extensions): New node for C++ attributes;
11815 describe init_priority and com_interface.
11816 * invoke.texi: Remove -finit-priority as it now has zero effect.
11817 * install.texi: Fix xref syntax.
11818 * md.texi: Likewise.
11820 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11822 * config.gcc (sparc64-wrs-vxworks*): New case.
11823 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
11825 * config/sparc/sparc.c (sparc_override_options): Do support different
11826 pointer and architecture size.
11827 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
11828 (POINTERS_EXTEND_UNSIGNED): Define.
11829 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
11830 (FUNCTION_MODE): Define to be Pmode.
11831 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
11833 * function.c (expand_function_end): Properly handle DECL_RESULT
11834 and copy when ptr_mode != Pmode.
11835 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
11837 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11839 * c-common.c (c_common_nodes_and_builtins): Set prototype
11840 parameters for __builtin_fputs, __builtin_fputc and
11841 __builtin_fwrite. Don't declare plain fputc as a builtin.
11843 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
11845 * loop.c (add_label_notes): Increment the label usage count when
11846 a note is added to an insn which refers to a CODE_LABEL.
11847 * gcse.c (add_label_notes): Likewise.
11849 2001-01-01 Andreas Jaeger <aj@suse.de>
11851 * loop.c (scan_loop): Use xmalloc to allocate movables.
11853 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
11855 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
11856 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
11857 * reload1.c (REGISTER_MOVE_COST): Likewise.
11858 * regclass.c (REGISTER_MOVE_COST): Likewise.
11859 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
11860 dimension. Adjust all users.
11861 (init_reg_sets_1): Iterate on all modes.
11862 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
11863 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
11864 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
11865 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
11866 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
11867 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
11868 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
11869 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
11870 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
11871 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
11872 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
11873 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
11874 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
11875 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
11876 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
11877 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
11878 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
11879 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
11880 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
11881 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
11882 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
11883 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
11884 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
11885 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
11886 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
11887 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
11888 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
11890 2001-01-01 Bernd Schmidt <bernds@redhat.com>
11892 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
11893 arg VARIES_P. Call it with extra arg.
11894 (true_dependence): Likewise.
11895 * rtl.h (rtx_addr_can_trap_p): Declare.
11896 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
11898 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
11899 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
11900 pic offset table register if it's zero. All callers changed.
11901 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
11903 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11905 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
11906 STRING_POOL_ADDRESS_P.
11908 * config/sparc/sparc.c (input_operand): Properly test for short op.
11910 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
11911 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
11912 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
11913 * config/sparc/elf.h: No longer include sol2.h.
11914 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
11915 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
11917 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
11919 2001-01-01 Michael Hayes <mhayes@redhat.com>
11921 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
11922 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
11923 (record_initial): Likewise.
11924 * unroll.c (copy_loop_body, loop_iterations): Likewise.
11925 (remap_split_bivs): Likewise.
11927 2001-01-01 Michael Hayes <mhayes@redhat.com>
11929 * loop.c (loop_ivs_free): New function.
11930 (strength_reduce): Break out from...
11932 2001-01-01 Michael Hayes <mhayes@redhat.com>
11934 * loop.h (struct iv): New.
11935 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
11936 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
11937 'reg_biv_class' fields with 'regs' and 'n_regs'.
11938 (struct ivs): Rename 'loop_iv_list' field to 'list'.
11939 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
11940 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
11942 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
11944 * resource.c (mark_referenced_resources): Abort() before
11945 attempting to mark a pseudo register.
11946 (mark_set_resources): Likewise.
11948 2001-01-01 Michael Hayes <mhayes@redhat.com>
11950 * loop.h (REG_IV_CLASS): New accessor macro.
11951 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
11952 * unroll.c (REG_IV_CLASS): Likewise.
11954 See ChangeLog.4 for earlier changes.