1 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
3 * cppfiles.c (NO_INCLUDE_PATH): New macro.
4 (find_include_file): Decide here which part of the include
5 chain to start the search. Complain about an empty include
6 chain in all cases apart from an abolsute file name.
7 (_cpp_execute_include): Don't choose the search chain here.
8 Don't call handle_missing_include in the case of an empty
10 (_cpp_compare_file_date): Don't choose the search chain here.
11 * cpplib.c (do_include_next): Move the in-main-file diagnostic
12 here from _cpp_execute_include. Behave like #include if
13 we're in the main file.
15 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17 * system.h (malloc, realloc, calloc, strdup): Only poison these
18 tokens when IN_GCC is defined.
20 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
22 * i386.md (abs?f expander): Support SSE case.
23 (abd?f_if): Add new "USE"; add splitters.
25 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27 * cpp.texi (poison): Explain the macro expansion exception.
29 2001-03-13 Jakub Jelinek <jakub@redhat.com>
31 * expr.c (store_expr): Add dont_store_target. If temp is already in
32 target before copying to reg, don't store it into target again.
34 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
36 * cppinternals.texi: Update for file handling.
38 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
40 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
41 2001-02-24 which broke building the Java library.
42 * function.c (identify_blocks): Likewise.
43 (all_blocks): Likewise.
44 * integrate.c (integrate_decl_tree): Likewise.
45 * print-tree.c (print_node): Likewise.
46 * tree.h (BLOCK_NUMBER): Likewise.
47 (struct tree_block): Likewise.
49 2001-03-12 David Edelsohn <edelsohn@gnu.org>
51 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
52 __WCHAR_TYPE__ definition.
53 (WCHAR_TYPE_SIZE): #undef before #define.
55 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
57 * cppfiles.c: Update comments.
58 (destroy_include_file_node): Rename destroy_node.
59 (find_or_create_entry): New function.
60 (open_file, _cpp_fake_include): Use it.
61 (handle_missing_header): New function, broken out of
62 _cpp_execute include. Don't segfault if there is no
63 system or quoted path.
64 (_cpp_execute_include): Use handle_missing_header.
66 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
68 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
69 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
71 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
73 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
74 unless anti_dependence says they are.
75 * alias.c (objects_must_conflict): If neither has a type specified,
78 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
79 David Billinghurst <David.Billinghurst@riotinto.com>
81 * config/mips/iris5.h: Change WCHAR_TYPE to int.
83 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
85 * i386.md (trunctfdf2_2): Rename missnamed pattern.
86 (*_one_bit): Remove type on the match_operand in attributes.
88 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
90 * i386.c: Commit forgotten hunk in previous patch.
91 (regclass_map): Add extended registers.
92 (dbx_register_map): Add missing frame register.
94 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
96 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
98 * i386.md (x86_sahf_1): Disable for 64bit.
99 (popsi*, pophi*): Likewise.
100 (pushqi, pushhi): Likewise.
101 (movdi, pushdi): Likewise.
102 (zero extend DImode splitter): Likewise.
103 (adddi, minusdi splitter): Likewise.
104 (umulsidi): Likewise.
106 (mulsidi): Disable for 64bit
107 (lshift:DI/ashift:DI): Disable for 64bit.
108 (loop patterns): Likewise.
109 (call_pop, call_value_pop expanders and patterns): Likewise.
110 (prologue_get_pc): Likewise.
112 (fcmovDI pattern and splitter): Likewise.
113 (movdfcc_1_rex64): New.
115 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
117 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
118 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
119 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
120 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
121 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
122 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
123 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
124 (PUSH_ROUNDING): x86_64 rounds to 64bits.
125 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
126 (REGPARM_MAX): Set to 6 for x86_64.
127 (SSE_REGPARM_MAX): Set to 16 for x86_64.
128 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
131 * (patterns that does use upper halves): Update constraints
132 'q' to 'Q' and 'r' to 'R'.
133 (cmpqi_ext_1): Disable for 64bit.
134 (cmpqi_ext_3_insn): Likewise.
135 (movqi_extzv_1): Likewsie.
136 (addqi_ext_1): Liekwsie
137 (testqi_ext_1): Liekwsie
138 (andqi_ext_1): Liekwsie
139 (xorqi_ext_1): Liekwsie
140 (cmpqi_ext_1_rex64): New.
141 (cmpqi_ext_3_insn_rex64): Likewise.
142 (movqi_extzv_1_rex64): Likewsie.
143 (addqi_ext_1_rex64): Liekwsie
144 (testqi_ext_1_rex64): Liekwsie
145 (andqi_ext_1_rex64): Liekwsie
146 (xorqi_ext_1_rex64): Liekwsie
148 2001-03-11 Zack Weinberg <zackw@stanford.edu>
150 * configure.in: Move check for unsigned enumerated bitfields
151 to macro in aclocal.m4. Disable it for now.
152 * configure, config.in: Regenerate.
153 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
154 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
155 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
156 kind above its first use.
158 * config/xm-interix.h, config/alpha/xm-alpha.h,
159 config/i370/xm-linux.h, config/i386/xm-beos.h,
160 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
161 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
162 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
163 Don't define ONLY_INT_FIELDS under any circumstances.
165 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
167 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
168 config/sparc/xm-sysv4.h: Delete - now identical with some
170 * config.gcc (hppa targets): Replace xm-pahpux.h and
171 xm-papro.h with implicit xm-pa.h.
172 (sparc targets): Replace xm-sysv4.h with implicit or explicit
175 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
177 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
178 before reload_cse_noop_set_p.
180 2001-03-11 Zack Weinberg <zackw@stanford.edu>
182 * config.gcc: Where xm-host.h used to include another
183 xm-host.h, list the nested header directly in xm_file. Remove
184 references to deleted files. Can now use sparc/xm-sp64.h for
187 * config/xm-linux.h, config/arm/xm-linux.h,
188 config/i386/xm-dos.h, config/i386/xm-gnu.h,
189 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
190 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
191 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
192 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
195 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
196 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
197 bother to wrap #undef in #ifdef.
198 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
199 Don't include xm-linux.h.
200 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
202 * configure.in: Wrap regexps using [] in changequote block.
203 Use expr : not echo | grep. Simplify regexps.
204 * configure: Regenerate.
206 56 xm-files remain, 22 xm-arch.
208 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
210 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
211 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
212 (local_index, local_rindex): Delete, use strchr/strrchr instead.
213 (copy_object): Fix format specifier vs argument mismatch.
215 * mips-tdump.c: Make local functions static.
216 (rindex): Don't #undef.
217 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
218 (fatal, fancy_abort): Delete.
219 (read_seek): Avoid signed/unsigned compare.
221 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
223 * combine.c (try_combine): Fix error in change to try original
225 (gen_rtx_combine): Do same as gen_rtx for now.
227 2001-03-11 Zack Weinberg <zackw@stanford.edu>
229 * configure.in: AC_SUBST xm_defines.
230 * configure: Regenerate.
231 * Makefile.in: Set DEFINES=$(xm_defines) when building
234 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
236 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
237 (cpp_included, find_include_file): Update.
238 (_cpp_compare_file_date): Make else unconditional.
240 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
242 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
244 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
246 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
247 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
249 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
251 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
252 if it's a record type.
254 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
256 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
257 mingw includes slightly.
259 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
261 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
262 #undef token before poisoning it.
264 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
266 * alpha.c (check_float_value): Use memcpy, not bcopy.
268 * m32r.c (m32r_sched_reorder): Likewise.
270 * vax.c (check_float_value): Likewise.
272 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
274 * toplev.c (file_name_nondirectory): Remove.
275 * toplev.h: Similarly.
276 * dwarf2out.c (compute_section_prefix): Use lbasename instead
277 of file_name_nondirectory.
279 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
281 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
282 * mips-tfile.c: Don't #undef rindex; not used.
284 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
286 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
287 (dbx64_register_map): Declare.
288 (RETURN_ADDR_RTX): Fix for 64bit.
289 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
290 (INCOMING_FRAME_SP_OFFSET): Set to 8.
291 * i386.c (dbx64_register_map): New global array.
292 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
293 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
296 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
298 * cppfiles.c (search_from): Use lbasename.
299 * mkdeps.c (deps_add_default_target): Use lbasename.
301 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
303 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
304 xcalloc in lieu of malloc, realloc & calloc.
306 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
308 * gengenrtl.c (xmalloc): Likewise.
310 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
311 really_call_* memory allocation routines.
313 * stmt.c (check_for_full_enumeration_handling): Use
314 really_call_calloc, not calloc.
316 * system.h (really_call_malloc, really_call_calloc,
317 really_call_realloc): Define.
318 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
320 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
322 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
324 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
326 * configure: Rebuilt.
327 * configure.in: Only use `lang_requires' for languages athat are
330 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
332 * invoke.texi: Fix typo.
335 2001-03-09 Zack Weinberg <zackw@stanford.edu>
337 * configure.in: Prune nonexistent files from build_xm_file,
338 xm_file, and host_xm_file lists. Warn unless they're
340 Don't generate *config.h here.
341 AC_SUBST all variables needed to generate *config.h.
342 * configure: Regenerate.
343 * mkconfig.sh: New helper script, from code removed from
345 * Makefile.in: Zap all MALLOC variables - no longer used
346 anywhere, and malloc.c doesn't exist.
347 Substitute in variables needed to generate *config.h.
348 Stop lying about the dependencies contained in CONFIG_H and
350 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
351 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
352 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
353 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
354 $(TM_P_H), etc. as appropriate.
356 * config.gcc: Zap references to deleted files.
357 * ggc-none.c: Don't include rtl.h or tm_p.h.
359 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
360 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
361 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
362 config/i386/xm-linux.h, config/i386/xm-linux.h,
363 config/i386/xm-next.h, config/i386/xm-openbsd.h,
364 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
365 Don't include i386/xm-i386.h.
367 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
368 config/i386/xm-i386.h, config/i860/xm-i860.h,
369 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
370 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
371 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
372 Delete (empty except comments, #includes of other deleted
373 files, and macros used nowhere).
375 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
377 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
378 independent on TARGET_FLAGS.
380 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
382 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
384 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
386 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
388 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
389 LAST_REX_SSE_REG): define.
390 (enum reg_class): Add 'LEGACY_REGS'
391 (REG_CLASS_CONTENTS): Likewise; add extended registers.
392 (SSE_REGNO_P): Recognize extended registers.
393 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
394 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
395 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
396 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
397 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
398 REG_OK_FOR_STRREG_P): Remove.
399 (HI_REGISTER_NAMES): Add extended registers.
400 (ADDITIONAL_REGISTER_NAMES): Likewise.
401 (QI_REGISTER_NAMES): Add 8bit extended registers.
402 (DEBUG_REG): Support extended registers.
403 * i386.c (regclass_map): Add extended registers.
404 (dbx_register-map): Likewise.
405 (svr4_dbx_register_map): Likewise.
406 (print_reg): Support extended registers.
407 (print_operand): Support 64bit operands.
409 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
411 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
412 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
413 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
414 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
415 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
416 STACK_BOUNDARY): Set properly for 64bits.
417 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
418 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
419 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
420 (MOVE_MAX): Set to 16.
421 (MOVE_MAX_PIECES): 8 for 64bit.
422 (Pmode): Set to SImode.
424 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
426 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
428 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
430 * i386.h (mask_64bit): New constant.
431 (target_64bit): New macro.
432 (target_options): Add '64'/'32'
433 (target_default): Define.
434 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
435 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
436 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
438 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
440 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
442 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
444 * rtlanal.c (rtx_varies_p): Check operand 0 of a
445 LO_SUM unless for_alias is set.
447 2001-03-08 Stan Shebs <shebs@apple.com>
449 * objc/objc-act.c: Fix old typos in comments, add comments for
451 (hash_init): Fix file name in error message.
453 (hash_add_attr): Ditto.
454 (continue_class): Ditto.
456 2001-03-08 Bruce Korb <bkorb@gnu.org>
458 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
459 wait4() can receive the signal.
461 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
463 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
465 * fixinc/fixincl.x: Regenerate.
467 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
469 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
471 * fixinc/fixincl.x: Regenerate.
473 2001-03-08 Richard Henderson <rth@redhat.com>
475 * configure.in (HAVE_AS_LEB128): New assembler check.
476 * configure, config.in: Rebuilt.
478 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
480 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
483 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
485 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
486 references to the MAXPATHLEN macro.
488 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
489 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
492 * config/i386/xm-gnu.h, config/xm-gnu.h,
493 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
494 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
495 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
498 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
499 doing so in various xm-*.h files.
501 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
503 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
505 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
507 * configure.in (enable_shared): Support per-package shared-library
509 * configure: Rebuilt.
511 2001-03-07 David Edelsohn <edelsohn@gnu.org>
513 * rs6000.md (cr logic): Add original POWER mnemonic alternative
514 for crnot. Set operands[5] in splitter.
516 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
518 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
519 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
520 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
521 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
522 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
523 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
524 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
527 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
528 config/i370/xm-i370.h, config/i386/xm-dgux.h,
529 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
530 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
531 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
532 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
533 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
534 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
535 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
536 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
537 Delete unused and/or empty files.
539 * config.gcc: Define USG in xm_defines as appropriate. Define
540 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
541 macro. Remove deleted xm-* files from $xm_files variable.
543 2001-03-07 Tom Tromey <tromey@redhat.com>
545 * configure: Rebuilt.
546 * configure.in: Allow config-lang.in to set `lang_requires' to list
547 of other required languages.
549 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
551 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
553 (output_prologue): Use xmalloc not oballoc.
554 (output_epilog): Free a29k_first_epilogue_insn when finished.
555 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
557 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
559 * builtins.c (expand_builtin_mathfn): Check
560 flag_unsafe_math_optimizations, not flag_fast_math.
561 (expand_builtin): Likewise
562 * combine.c (combine_simplify_rtx): Likewise.
563 (simplify_if_then_else): Likewise.
564 * cse.c (fold_rtx): Likewise.
565 * flags.h: Remove flag_fast_math. Add
566 flag_unsafe_math_optimizations and flag_trapping_math.
567 * fold-const.c (negate_expr): Check
568 flag_unsafe_math_optimizations, not flag_fast_math.
569 (invert_truthvalue): Likewise.
570 (fold): Likewise. Before associating operands, check that
571 code == MULT_EXPR, not code != MULT_EXPR.
572 * ifcvt.c (noce_try_minmax): Check
573 flag_unsafe_math_optimizations, not flag_fast_math.
574 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
575 * invoke.texi: Document -funsafe-math-optimizations and
576 -fno-trapping-math. Change documentation for -ffast-math.
577 * jump.c (reversed_comparison_code_parts): Likewise.
578 (rtx_equal_for_thread_p): Likewise.
579 * optabs.c (emit_conditional_move): Likewise.
580 * simplify-rtx.c (simplify_binary_operation): Likewise.
581 (simplify_relational_operation): Likewise.
582 (simplify_ternary_operation): Likewise.
583 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
584 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
585 Add trapping-math and unsafe-math-optimizations entries to f_options.
586 (set_fast_math_flags): New, sets flags for -ffast-math.
587 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
588 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
589 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
591 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
592 (alpha_emit_conditional_move): Initialize local_fast_math to
593 flag_unsafe_math_optimizations, not flat_fast_math.
594 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
595 instead of setting flag_fast_math to 1.
596 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
598 * config/i386/i386.c (override_options): Likewise
599 * config/i386/i386.md: Likewise.
600 * config/m68k/m68k.md: Likewise.
601 * config/mips/mips.md: Likewise.
602 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
603 (rs6000_generate_compare): Likewise.
605 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
607 * Makefile.in: Set RANLIB to @RANLIB@.
610 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
612 * fixinc/inclhack.def (djgpp_wchar_h): New test.
613 * fixinc/fixincl.x: Regenerated.
615 2001-03-07 Richard Henderson <rth@redhat.com>
617 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
619 2001-03-07 Richard Henderson <rth@redhat.com>
621 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
622 of block notes and exception handling notes.
624 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
625 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
626 (compile_file): ... here.
628 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
630 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
632 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
633 config.h now. Include libiberty.h to handle alloca.
635 2001-03-06 Zack Weinberg <zackw@stanford.edu>
637 * c-parse.in (yylexname): New function, split out of _yylex.
638 (objc_rid_sans_at): New table.
639 (init_reswords): Initialize it.
640 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
641 retrieving the next token and checking it for significance as
642 an ObjC keyword or string constant.
644 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
645 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
647 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
650 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
652 * config/m68k/m68k.c (const_uint32_operand): Accept any
653 const_int on a 32-bit host.
655 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
657 * objc/objc-act.c (init_objc): Set save_lang_status,
658 restore_lang_status, and mark_lang_status.
660 2001-03-06 Krister Walfridsson <cato@df.lth.se>
662 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
664 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
666 * cppinternals.texi: Update.
668 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
670 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
671 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
672 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
673 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
674 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
675 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
676 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
677 config/i386/xm-i386.h, config/i860/xm-i860.h,
678 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
679 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
680 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
681 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
682 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
683 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
684 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
685 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
686 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
687 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
688 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
689 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
690 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
691 match the defaults provided in hwint.h.
693 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
694 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
696 * config.gcc (xm_file): Don't set to files which are deleted.
698 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
699 guard this file against these macros being undefined.
701 2001-03-06 Zack Weinberg <zackw@stanford.edu>
703 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
704 and DECL_DEFER_OUTPUT on the decl we create, before calling
705 rest_of_decl_compilation.
707 2001-03-06 Zack Weinberg <zackw@stanford.edu>
709 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
711 * configure, config.in: Regenerate.
712 * config.gcc: Remove references to deleted files.
714 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
715 genrecog.c, rtl.c: Do not use alloca anywhere.
717 * Makefile.in, build-make, system.h, config/x-interix,
718 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
719 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
720 config/arc/xm-arc.h, config/arm/xm-arm.h,
721 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
722 config/h8300/xm-h8300.h, config/i370/x-oe,
723 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
724 config/i386/x-ncr3000, config/i386/x-sco5,
725 config/i386/xm-dgux.h, config/i860/x-sysv4,
726 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
727 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
728 config/m68k/x-hp320g, config/m69k/x-mot3300,
729 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
730 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
731 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
732 config/m88k/x-sysv4, config/m88k/x-tekXD88,
733 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
734 config/mips/x-iris, config/mips/x-iris3,
735 config/mips/x-sni-svr4, config/mips/x-sysv,
736 config/mips/xm-iris6.h, config/mips/xm-mips.h,
737 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
738 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
739 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
740 config/pa/xm-papro.h, config/romp/xm-romp.h,
741 config/rs6000/x-aix31, config/rs6000/x-aix41,
742 config/rs6000/x-beos, config/rs6000/x-lynx,
743 config/rs6000/x-mach, config/rs6000/x-rs6000,
744 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
745 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
746 config/sparc/x-sysv4, config/sparc/xm-linux.h,
747 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
748 config/vax/xm-vms.h: Eradicate all references to alloca and
751 * config/xm-alloca.h, config/clipper/x-clix,
752 config/i386/xm-sysv4.h, config/i860/x-fx2800,
753 config/i860/x-sysv3, config/m88k/x-sysv3,
754 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
755 (contained only alloca related hacks).
757 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
760 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
762 * invoke.texi: Document __FAST_MATH__.
764 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
766 * crtstuff.c: Restore include of auto-host.h.
768 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
770 Put main() in a separate file, so that the language
771 front-end can use a different main().
774 * toplev.c: (main): Rename as toplev_main.
775 * toplev.h: Declare toplev_main.
776 * Makefile.in (OBJS): add toplev.o.
777 (BACKEND): remove toplev.o, add main.o.
779 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
781 * cppfiles.c (search_from): Special case the empty string.
783 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
785 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
786 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
787 strlen or strcpy; we already know the length.
788 (_cpp_compare_file_date): Similarly.
789 * cpphash.h (struct cpp_reader): Delete done_initialising.
790 (CPP_PREV_BUFFER): Delete.
791 * cppinit.c (cpp_start_read): Don't set done_initialising.
792 * cpplex.c (parse_string): Guarantee null-termination.
793 (_cpp_equiv_toklists): Remove.
794 * cpplib.c (glue_header_name): Null-terminate.
795 (do_line): Don't leak memory.
796 * cpplib.h (BT_WEAK): Delete.
797 * cppmain.c (cb_ident): Strings are now null-terminated.
799 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
801 * gcc.c (convert_filename): Append executable suffix
802 if NO_AUTO_EXE_SUFFIX is not defined.
803 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
804 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
806 2001-03-03 David O'Brien <obrien@FreeBSD.org>
808 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
809 * c-parse.gperf, c-gperf.h: Delete.
810 (c-gperf.h was accidently re-added to the CVS repo in the rev
811 1.16 commit by tromey)
813 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
815 * cpplex.c (_cpp_lex_token): Don't warn about directives in
816 macro arguments when looking for the '('.
817 * cppmacro.c (funlike_invocation_p): Set parsing_args to
818 2 when really parsing arguments; 1 when looking for '('.
819 Always restore the lexer position.
821 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
823 * longlong.h (umul_ppmm): Don't use a multiline string.
825 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
827 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
828 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
829 t_bool in declaration because pcc can't combine volatile with typedef
832 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
834 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
835 until when it is really needed.
836 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
837 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
838 * i386.md (float?i?f splitter): Don't force source operand to memory
840 (sse_movdfcc): Fix constraint.
841 (sse_movdfcc splitter): Handle properly the second alternative.
843 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
845 * cpplex.c (parse_string): Unconditionally pedwarn.
847 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
850 * cppexp.c (parse_number): Update.
851 * cpplex.c (parse_string): Pedwarn if multiline string does not
852 result from a system header's macro.
853 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
854 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
855 for function-like macros too.
856 * c-lex.c (lex_number): Update.
858 2001-03-03 Richard Henderson <rth@redhat.com>
860 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
862 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
864 * combine.c (try_combine): If split with mode-changed scratch
865 register didn't work, try the original mode.
867 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
869 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
870 * config/c4x/c4x.h: Likewise.
871 * stor-layout.c (compute_record_mode): Likewise.
872 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
874 2001-03-02 Zack Weinberg <zackw@stanford.edu>
876 * configure.in: Kill tm.h. Include the files in the $tm_file
877 list in all three of config.h, hconfig.h, tconfig.h, after the
878 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
879 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
880 * configure: Regenerate.
881 * Makefile.in (clean): Don't delete tm.h.
883 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
884 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
885 those are not defined, set SEC and FEC to 0 and 1.
886 * gcc.texi: Update to match.
888 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
889 * config/fp-bit.c, config/m68k/aux-crt2.asm,
890 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
891 Include tconfig.h, not tm.h.
893 * config/xm-lynx.h, config/xm-std32.h,
894 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
895 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
896 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
897 config/clipper/xm-clix.h, config/convex/xm-convex.h,
898 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
899 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
900 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
901 config/i386/xm-i386.h, config/i860/xm-i860.h,
902 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
903 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
904 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
905 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
906 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
907 config/pa/xm-linux.h, config/pa/xm-pa.h,
908 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
909 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
910 config/pj/xm-pj.h, config/romp/xm-romp.h,
911 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
912 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
913 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
914 config/v850/xm-v850.h, config/vax/xm-vax.h,
915 config/we32k/xm-we32k.h:
917 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
919 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
920 config/i370/xm-oe.h: Don't include tm.h. Don't define
922 * config/vax/xm-vms.h: Don't include tm.h.
924 * config/xm-lynx.h, config/avr/xm-avr.h,
925 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
926 Delete; made empty by above changes.
927 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
928 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
929 Don't include config/xm-lynx.h or tm.h.
931 * config/xm-gnu.h: Don't include fcntl.h.
932 * config/sparc/xm-lynx.h: Don't include sys/types.h and
934 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
936 2001-03-02 Richard Henderson <rth@redhat.com>
938 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
939 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
941 2001-03-02 Richard Henderson <rth@redhat.com>
943 * Makefile.in (OBJS): Add dwarf2asm.o.
944 * dwarf2asm.c, dwarf2asm.h: New files.
945 * dwarf2out.c (*): Use them.
946 (size_of_uleb128, size_of_sleb128): Remove.
947 (output_uleb128, output_sleb128): Remove.
948 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
949 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
950 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
951 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
952 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
953 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
954 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
955 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
956 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
957 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
958 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
959 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
960 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
961 (dwarf2out_frame_debug): Remove unused variables.
962 (output_loc_operands): Don't abort on 8 byte constants if
963 host integers are wide enough.
964 (output_symbolic_ref): Remove.
965 (size_of_die): Don't assume 4 byte host integers.
966 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
968 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
969 something stupid with HOST_WIDE_INT to long truncation.
970 [CONST_DOUBLE]: Likewise.
972 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
973 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
974 * config/arm/unknown-elf.h: Likewise.
975 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
976 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
977 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
978 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
979 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
980 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
981 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
982 (ASM_OUTPUT_DWARF_OFFSET): Remove.
983 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
984 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
985 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
986 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
988 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
990 * cselib.c (hash_rtx): Cast enums to unsigned int.
992 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
994 * print-rtl.c (print_rtx): Cast enums to int for comparison.
995 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
997 * c-format.c (C_STD_VER): Cast to int for comparisons.
998 (check_function_format): Cast various enums to int for &.
999 (maybe_read_dollar_number): Likewise.
1000 (check_format_info): Likewise.
1001 (check_format_info_main): Likewise.
1002 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1003 (safe_from_p): Likewise.
1004 * varasm.c (const_hash): Cast enum to int for %.
1005 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1006 pcc enum problems with < and ++ operators.
1007 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1008 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1009 (regclass_init): Change enum class to int to iterate over reg_classes.
1010 * genrecog.c (merge_trees): Cast enums for comparison.
1011 * rtl.h (GET_CODE): Cast to enum rtx_code.
1012 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1013 (GET_MODE): Cast to enum machine_mode.
1014 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1015 (GET_NOTE_INSN_NAME): Cast enum to int.
1016 * tree.h (TREE_CODE): Cast to enum tree_code.
1017 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1018 * timevar.c (timevar_print): Change loop variable id from enum to
1020 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1021 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1022 * toplev.c (compile_file): Cast enum DFI to int.
1023 (decode_d_option): Likewise.
1025 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1027 * cppinit.c (append_include_chain): Mark "after" include file name list
1028 as a system directory.
1029 * cpp.texi: Document new behavior.
1031 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
1033 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
1035 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
1037 * cppfiles.c (struct include_file): Update.
1038 (stack_include_file): Use search_from.
1039 (cpp_included, find_include_file): Update.
1040 (cpp_execute_include): Update. ptr->name may not be
1041 null terminated. Use the new search_from member variable
1043 (_cpp_compare_file_date): Similarly.
1044 (search_from): New function, similiar to actual_directory.
1045 (actual_directory): Delete.
1046 (remap_filename): Update. loc->name may not be null terminated.
1047 (struct file_name_list): Rename search_path. Update.
1048 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
1049 search_from and dir.
1050 (struct cpp_reader): Remove actual_dirs.
1051 * cppinit.c (struct cpp_pending): Update for renamed objects.
1052 (append_include_chain, remove_dup_dir, remove_dup_dirs,
1053 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
1054 * cpplib.h (struct cpp_options): Similarly.
1056 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1058 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1059 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1060 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1061 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1062 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1063 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1064 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1065 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1066 config/i370/xm-oe.h, config/i386/xm-aix.h,
1067 config/i386/xm-i386.h, config/i386/xm-osf.h,
1068 config/i860/xm-i860.h, config/i960/xm-i960.h,
1069 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1070 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1071 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1072 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1073 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1074 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1075 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1076 config/pj/xm-pj.h, config/romp/xm-romp.h,
1077 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1078 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1079 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1080 config/v850/xm-v850.h, config/vax/xm-vax.h,
1081 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1082 Do not define TRUE or FALSE.
1084 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1085 empty by above change.
1086 * config.gcc: Remove references to these files.
1088 * configure.in: Detect stdbool.h.
1089 * configure, config.in: Regenerate.
1090 * system.h: Include stddef.h here if available.
1091 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
1092 Then set up a sensible boolean type at the very end.
1094 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1095 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
1097 * hash.h: Delete 'boolean' typedef and related #undefs.
1099 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
1100 all uses of 'boolean' with 'bool'.
1102 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1104 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
1105 * cppexp.c (lex): Cast enums for comparison.
1106 * cppinit.c (parse_option): Cast enum for comparison.
1107 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
1108 (cpp_output_token): Likewise.
1109 (cpp_can_paste): Cast enums for comparsion and plus/minus.
1110 (cpp_avoid_paste): Cast enums for minus and comparison.
1112 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1114 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
1115 field to all array elements.
1117 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1119 * cpphash.h (struct cpp_reader): Add print_version field.
1120 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
1121 just set print_version and other flags as appropriate.
1122 (cpp_post_options): Print version here if print_version is set.
1124 * toplev.c (exit_after_options): New flag.
1125 (independent_decode_option): Don't exit here; just set
1127 (main): Exit after calling lang_hooks.post_options if
1128 exit_after_options is true.
1130 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
1131 (merge_include_chains): Adjust comment to match code.
1133 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1135 * stringpool.c (set_identifier): New function.
1136 * tree.h: Prototype it.
1138 * c-parse.in: Kill D_YES. If compiled for objc, call
1139 save_and_forget_protocol_qualifiers from init_reswords.
1140 * objc/objc-act.c (remember_protocol_qualifiers,
1141 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
1142 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
1144 (save_and_forget_protocol_qualifiers): New function.
1145 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
1147 2001-03-01 Diego Novillo <dnovillo@redhat.com>
1149 * c-semantics.c (prune_unused_decls): Return error_mark_node
1150 instead of (tree) 1 to stop traversing the tree chain.
1152 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1154 Fix a problem introduced by Kenner's Feb 18 change.
1155 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
1156 flag_cse_skip_blocks only temporarily, not for ever.
1158 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
1160 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
1161 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
1163 * pa.c (emit_move_sequence): Verify operand0 is a hard register
1164 before determining its register class.
1166 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1168 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
1169 from reg 4 if current_function_calls_setjmp.
1170 (gen_nop_type): New function.
1171 (ia64_emit_nops): New function.
1172 (ia64_reorg): Call it.
1173 (ia64_sched_reorder): Move code that rotates bundles up a bit.
1175 * reload1.c (eliminate_regs_in_insn): Restrict the special case
1176 code not to try to optimize adds with anything but a REG destination.
1178 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
1179 (INSN_PRIORITY_KNOWN): New accessor macro.
1180 * haifa-sched.c (priority): Use it instead of testing priority against
1183 2001-02-28 DJ Delorie <dj@redhat.com>
1185 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
1186 since that doesn't work the way gcc wants on a generic m68k.
1188 2001-02-28 Richard Henderson <rth@redhat.com>
1190 * caller-save.c (save_call_clobbered_regs): Fix typo in
1191 comparison last change.
1193 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
1195 * i386.c (pentium4_cost): New.
1196 (m_PENT4): New macro.
1197 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
1198 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
1199 x86_integer_DFmode_moves, x86_partial_reg_dependency,
1200 x86_memory_mismatch_stall): Add Pentium4
1201 (x86_use_q_reg, x86_use_any_reg): Kill.
1202 (override_options): Add pentium4.
1203 (incdec_operand): Return 0 for pentium4.
1204 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
1205 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
1206 (TARGET_PENTIUM4): Define.
1207 (enum processor_type): Add PROCESSOR_PENTIUM4.
1208 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
1209 * i386.md (attribute "cpu"): Add pentium4.
1210 * invoke.texi (march): Add pentium4.
1212 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
1214 * i386.md (sse_mov?fcc*): New patterns and splitters.
1215 * i386.c (ix86_expand_movcc): Work post-reload; recognize
1216 the SSE based conditional moves.
1218 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
1220 * i386.md (attribute mode): Add "TI".
1221 (movsf_1): Add pxor support; remove constant propagation splitter.
1222 (movdf_integer): Likewise.
1223 (movdf_nointeger): Likewise.
1224 (movxf constant prop splitter): Handle all modes; update for SSE.
1225 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
1226 * i386.c (standard_80387_constant_p): Rewrite.
1227 (standard_sse_constant_p): New.
1228 * i386-protos.h (standard_sse_constant_p): New.
1230 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
1232 * i386.md (sse_setccsf, sse_setccdf): New.
1233 (sse_cmp* patterns): Use '%D' instead of outputtting condition
1235 * i386.c (sse_comparison_operator): Accept the supported unordered
1236 comparses; be ready for fast_math.
1237 (print_operand): Support 'D'.
1239 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
1241 * jump.c (reversed_comparison_code): Kill.
1243 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
1245 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
1248 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
1250 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
1251 add missing '%' in constraints.
1253 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
1255 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
1256 for HOST_BITS_PER_WIDE_INT == 32 too.
1258 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
1260 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
1262 (insert_save, insert_restore): New parameter save_mode.
1263 (init_caller_save): Update initialization of reg_save_code
1264 and reg_restore_code.
1265 (save_call_clobbered_regs): Compute save_modes and update calls to
1266 reg_save_code and reg_restore_code.
1267 (insert_restore): Unsignetize numbers; use save_modes to choose mode
1268 of spill; update use of reg_restore_code.
1269 (insert_save): Likewise.
1270 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1271 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1272 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1274 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1276 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
1277 noce_try_store_flag_inc, noce_try_store_flag_mask,
1278 noce_try_cmove_arith):
1279 Use reversed_comparison_code instead of reverse_comparison and
1280 can_reverse_comparison_p.
1282 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
1284 * jump.c (reversed_comparison_code_parts): Allow reversal of
1285 unordered compares in -ffast-math mode; reverse ordered compares
1286 for FP even w/o -ffast-math.
1288 2001-02-27 Richard Henderson <rth@redhat.com>
1290 * print-rtl.c (print_rtx) [i]: Don't print field five on
1291 NOTEs other than NOTE_INSN_DELETED_LABEL.
1293 2001-02-27 Zack Weinberg <zackw@stanford.edu>
1295 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
1296 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
1298 2001-02-27 Diego Novillo <dnovillo@redhat.com>
1300 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
1301 even if walk_subtrees is 0.
1302 * c-semantics.c (prune_unused_decls): Return a non-null value to
1303 stop traversing the tree chain.
1305 2001-02-27 DJ Delorie <dj@redhat.com>
1307 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
1308 register, *then* define it as the new CFA.
1310 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
1312 * pa.c (override_options): Promote -fpic to -fPIC.
1313 (legitimize_pic_address): Simplify due to removal of
1314 small PIC as a code generation option.
1315 (secondary_reload_class): Similarly.
1316 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1317 (PRINT_OPERAND_ADDRESS): Similarly.
1318 * pa.md (various patterns): Similarly.
1319 (small pic lo_sum pattern): Remove.
1321 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
1324 * md.texi (min, max): Document
1326 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
1328 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
1329 TARGET_PARTIAL_REG_DEPENDENCY.
1330 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
1332 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
1334 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
1336 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
1338 * mips.c (mips_make_temp_file): Fix thinko in last change.
1340 2001-02-26 Jason Eckhardt <jle@redhat.com>
1342 * combine.c (known_cond): Do not reverse the condition when
1343 SMAX/UMAX is being considered and the condition is for equality
1346 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
1348 2001-02-26 Philip Blundell <philb@gnu.org>
1350 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1352 * config/arm/linux-elf.h: Remove historical relics related to
1353 above configurations.
1354 * config/arm/linux-oldld.h: Delete.
1355 * config/arm/linux-elf26.h: Delete.
1357 2001-02-26 Jason Merrill <jason@redhat.com>
1359 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
1361 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
1362 recognize a tentative definition. Lose obsolete code.
1364 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
1365 variables unless necessary, either.
1367 2001-02-25 Richard Henderson <rth@redhat.com>
1369 * ifcvt.c (struct noce_if_info): Add test_bb.
1370 (noce_get_alt_condition): New.
1371 (noce_try_minmax, noce_try_abs): New.
1372 (noce_operand_ok): New.
1373 (noce_process_if_block): Use them.
1374 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
1376 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
1378 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
1381 2001-02-25 Zack Weinberg <zackw@stanford.edu>
1383 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
1384 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
1386 (mips_asm_file_end): Free temp_filename here.
1388 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1390 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
1391 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
1393 * config/i386/i386.md (movstrsi): Handle FAIL case.
1395 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
1397 * cppinit.c (builtin_array): Update.
1398 (init_builtins): Flag builtins to warn if redefined or
1399 undefined. Define __GXX_WEAK as a normal macro.
1400 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
1401 * cpplib.h (NODE_WARN): New flag.
1402 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
1403 Handle __STDC__ as a builtin only on Solaris.
1404 (warn_of_redefinition): Renamed from check_macro_definition.
1405 Reverse sense of test. Always warn if NODE_WARN.
1406 (_cpp_create_definition): Use warn_of_redefinition. Flag
1407 any macro beginning with "__STDC_" to require a mandatory
1408 warning if redefined or undefined.
1410 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1412 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
1413 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
1414 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
1415 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
1416 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
1417 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
1418 Don't define any of:
1419 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
1420 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
1421 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
1422 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
1423 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
1425 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
1426 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
1429 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
1430 Delete now-empty file.
1432 * alpha/vms.h: Define NEED_ATEXIT here...
1433 * alpha/xm-vms.h: ...not here.
1435 * i386/cygwin.h: Don't define PARAMS.
1436 * mips/mips.c: Don't prototype mktemp. Don't define
1437 P_tmpdir. Use make_temp_file to create temporary files.
1438 Don't be clever and delete temporary files early.
1439 * config.gcc: Drop references to deleted files. Don't define
1441 * gcc.texi: Don't mention USE_PROTOTYPES.
1443 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1445 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
1446 (ix86_set_move_mem_attrs_1): Likewise.
1447 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
1448 * config/i386/i386.md (movstrsi): Call it.
1450 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1452 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
1453 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
1454 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
1455 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
1457 (i750a-*-*): Error here if hosting on i750a.
1458 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
1460 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
1461 Remove (empty modulo comments).
1463 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
1464 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
1465 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
1466 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
1467 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
1468 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
1470 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
1471 Remove reference to winnt.h in comment.
1472 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
1474 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1476 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
1477 used to set another biv.
1479 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1481 * tree.h (BLOCK_DEAD): New macro.
1482 (struct tree_block): New flag, dead_flag.
1483 * print-tree.c (print_node, case 'b'): Print missing fields.
1484 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
1485 * function.c (identify_blocks): Enable test for misplaced notes.
1486 (all_blocks): Skip BLOCK_DEAD blocks.
1487 * integrate.c (integrate_decl_tree): Likewise.
1489 * errors.c (internal_error, trim_filename): New functions.
1490 (fancy_abort): Call internal_error.
1491 * errors.h (internal_error, trim_filename): New declarations.
1493 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
1495 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
1497 (EXTRA_CONSTRAINT): Formatting changes.
1499 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1501 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
1503 2001-02-23 Per Bothner <per@bothner.com>
1505 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
1506 so they can be called from java/jvspec.c.
1507 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
1509 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
1511 * i386.c (ix86_frame): New structure.
1512 (ix86_compute_frame_size): Kill.
1513 (ix86_compute_frame_layout): New.
1514 (ix86_save_reg): New.
1515 (ix86_can_use_return_insn_p): Use frame layout stuff.
1516 (ix86_expand_prologue): Likewise.
1517 (ix86_expand_epilogue): Likewise.
1518 (ix86_initial_elimination_offset): Likewise.
1519 (ix86_nsaved_regs): Use ix86_save_reg.
1520 (ix86_emit_save_regs): Likewise.
1522 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
1524 * flow.c (find_sub_basic_blocks): New function.
1525 (split_block): Be ready for basic block introduced by CODE_LABEL.
1526 (commit_one_edge_insertion): Call find_sub_basic_block.
1528 * flow.c (make_edges): Add edge from entry for blocks starting with
1529 label having ALTERNATE_NAME
1531 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
1533 * function.c (epilogue_done): Be ready for first basic block not
1534 containing PROLOGUE_END note.
1535 (reposition_prologue_and_epilogue_notes): Avoid placing
1536 PROLOGUE_END note between BASIC_BLOCK.
1538 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
1540 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
1542 2001-02-21 DJ Delorie <dj@redhat.com>
1544 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
1545 check for current_function_has_nonlocal_goto from 1999-11-12.
1547 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1549 * diagnostic.c (trim_filename): No longer static.
1550 * toplev.h (trim_filename): Declare.
1551 * rtl.c (rtl_check_failed_bounds): Call internal_error.
1552 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
1553 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
1554 (rtvec_check_failed_bounds): Likewise.
1555 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
1557 * convert.c (convert_to_integer): Don't do unsigned unless result or
1558 both inputs are unsigned.
1560 * fold-const.c (fold_convert): Don't call size_int_type_wide if
1563 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
1565 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
1567 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
1569 * Makefile.in (resource.o): Add params.h dependence.
1570 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
1571 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
1572 * resource.c: Add dependence on params.h.
1573 (current_live_regs): Fix explanatory comment.
1574 (find_basic_block): Add new parameter to permit limiting search
1576 (mark_target_live_regs): Add new argument to find_basic_block call.
1577 (incr_ticks_for_insn): Likewise.
1579 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1581 * diagnostic.c (output_to_stream): Rename to
1582 output_buffer_to_stream. Loses the stream parameter.
1583 (init_output_buffer): Set diagnosic_buffer's stream.
1584 (flush_diagnostic_buffer): Adjust.
1585 (default_print_error_function): Likewise.
1586 (finish_diagnostic): Likewise.
1587 (verbatim): Likewise.
1589 * diagnostic.h (struct output_buffer): Add `stream' field.
1590 (output_buffer_attached_stream): New macro.
1592 2001-02-23 Jakub Jelinek <jakub@redhat.com>
1594 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
1595 check if either operand is divisible by C.
1596 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
1597 If type is signed, consider negative numbers as well.
1599 2001-02-22 Richard Henderson <rth@redhat.com>
1601 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
1602 reach .text instead of gp-relative relocs.
1603 * config/ia64/crtend.asm (.init): Likewise.
1605 2001-02-22 Andreas Jaeger <aj@suse.de>
1607 * extend.texi (C++ Attributes): Fix typo.
1609 2001-02-21 David Mosberger <davidm@hpl.hp.com>
1611 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
1612 functions, drop current_function_args_info.words test.
1613 (ia64_compute_frame_size): Mark syscall_linkage functions as
1614 using eight input registers.
1616 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
1617 Bruce Korb <bkorb@gnu.org>
1619 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
1620 * fixinc/README: Document how to convert sed substitutions
1621 to format style c_fix-es.
1622 * fixinc/fixincl.x: regen
1624 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
1626 * gcc.c: Add comment explaining how to add a command-line option.
1627 Add title to specs language comment.
1629 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1631 * gcc.c (cc1_options): Add "-param".
1632 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
1633 (option_map): Likewise.
1634 * toplev.c (display_help): Add entry for "--param".
1635 (independent_decode_option): Fix typographical error.
1637 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
1638 Bernd Schmidt <bernds@redhat.com>
1639 Jan Hubicka <jh@suse.cz>
1641 * i386.c (function_arg_advance): Pass SSE arguments in registers.
1642 (function_arg): Likewise.
1644 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
1646 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
1648 2001-02-21 Kazu Hirata <kazu@hxi.com>
1650 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
1654 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
1656 * flow.c (init_propagate_block_info): Canon address and use single_set
1657 for killing dead memory stores.
1659 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1661 * Makefile.in (reorg.o): Add params.h dependence.
1662 * params.def: Fix typographical error in comment.
1663 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1664 * params.h: Modify introductory comment.
1665 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1666 * reorg.c: Add dependence on params.h.
1667 (redundant_insn): Add parameterized throttle for search.
1668 (fill_simple_delay_slots): Add a comment explaining a variable.
1669 Move conditional out of loop, simplifying code.
1670 (fill_eager_delay_slots): Fix typographical error in comment.
1672 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
1674 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
1676 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
1677 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
1679 2001-02-21 Jason Merrill <jason@redhat.com>
1681 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
1682 (struct tree_decl): Add uninlinable bitfield.
1683 * c-decl.c (duplicate_decls): Set it.
1684 * integrate.c (function_cannot_inline_p): Check it.
1686 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
1687 DW_AT_MIPS_linkage_name to abstract methods.
1688 (dwarf2out_abstract_function): Emit class context before calling
1689 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
1690 (gen_subprogram_die): Remove obsolete code.
1691 (gen_member_die): Don't include clones in the member list.
1692 (gen_decl_die): Emit abstract info for clone origin.
1693 * dwarfout.c (output_type): Don't include clones in the member list.
1694 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
1695 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
1696 DECL_ABSTRACT on a function that already has it set.
1698 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
1699 (get_subprogram_die): Pass it in.
1701 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
1703 * flow.c (mark_set_1): Make not_dead unsigned long. For
1704 non-pseudos, use it as a bitmask of the hard regs that
1707 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
1709 * cppfiles.c: Update comments.
1710 (_cpp_read_file): Don't check for NULL filenames any more.
1711 * cppinit.c (cpp_start_read): Don't do canonicalization of
1712 in_fname and out_fname. Use the passed file name exclusively.
1713 (_cpp_handle_options): Don't treat "-" as a command line option,
1714 but as a normal filename.
1715 (_cpp_post_options): Canonicalize in_fname and out_fname.
1716 * cppmain.c (printer_init): Don't check out_fname for NULL.
1717 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
1718 (init_c_lex): Update, and use "" to represent stdin to CPP.
1721 2001-02-20 Will Cohen <wcohen@redhat.com>
1723 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
1724 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
1725 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
1728 2001-02-20 Stan Shebs <shebs@apple.com>
1730 * config/rs6000/rs6000.c (output_cbranch): Output branches
1731 on separate lines instead of using ';' to separate.
1733 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
1735 * cppinit.c (set_lang): Move builtin handling to...
1736 (init_builtins): ...here.
1737 (_cpp_create_reader): Move call to set_lang.
1739 2001-02-20 Mark Mitchell <mark@codesourcery.com>
1741 * stmt.c (expand_return): If an attempt is made to return the
1742 error_mar_node, treat the return like a return without a value.
1744 2001-02-19 Zack Weinberg <zackw@stanford.edu>
1746 * sibcall.c (skip_copy_to_return_value): Call
1747 identify_call_return_value here, and return orig_insn if it
1748 returns zero. Hardret and softret arguments now unnecessary.
1749 (call_ends_block_p): Don't call identify_call_return_value here.
1751 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
1753 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
1754 * ggc.h (ggc_mark_if_gcable): Delete prototype.
1756 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
1758 * pa.c (move_operand): Accept code to load the address of a
1759 symbol out of the DLT as a valid move operand.
1760 (print_operand, case 'A'): New to handle generating a DLT
1761 reference for a LO_SUM expression.
1762 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
1763 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
1765 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
1767 * README, cpp.texi, gcc.texi, version.c: Update version number to
1769 * cpp.1, gcov.1, gcc.1: Regenerate.
1771 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
1773 * cppfiles.c (stack_include_file): Generate dependencies
1774 here, and manage include_count here too.
1775 (PRINT_THIS_DEP): Delete.
1776 (_cpp_execute_include): Do not generate dependencies here,
1777 apart from the case of a missing header. Do not manage
1779 (_cpp_read_file): Leave dependency generation to
1782 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
1784 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
1785 target_cpu_default. Remove dead assignment to
1788 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
1790 * regclass.c (contains_reg_of_mode): Make global.
1791 (init_reg_sets): Remove contains_reg_of_mode; take into account
1792 CLASS_MAX_NREGS when looking for the proper mode.
1793 (dump_regclass): Dump only classes considered for the pseudo.
1794 (regclass): Use contains_reg_of_mode.
1796 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
1798 * gcc.c (do_spec_1): 'n' for printing notices.
1799 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
1801 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
1803 * reg-stack.c (next_flags_user): Use current_block->end
1804 (swap_rtx_condition): Look for next user if flags don't die;
1805 give up on CALL_INSNs; use current_block->end.
1807 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1809 * sibcall.c (call_ends_block_p): New function.
1810 (optimize_sibling_and_tail_recursive_call): Use it.
1812 2001-02-18 Kazu Hirata <kazu@hxi.com>
1814 * config/h8300/h8300.md: Update copyright.
1815 (andsi3): Do not output an extra newline character.
1817 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1819 * toplev.c (note_deferral_of_defined_inlined_function): Argument
1820 FNDECL may be unused.
1822 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
1823 follow jumps after first run.
1824 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
1825 it doesn't change any jumps.
1827 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
1829 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
1830 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
1831 (mostlyclean): Corresponding changes.
1832 * rtlanal.c (hard-reg-set.h): Include.
1833 (rtx_unstable_p): Do not treat the argument pointer specially
1834 if it is not a fixed register.
1835 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
1837 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1839 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
1840 against last real insn in basic block.
1841 Rework to avoid gotos.
1843 * Makefile.in (gcse.o): Now includes ggc.h.
1844 * gcse.c: Include ggc.h.
1845 (want_to_gcse_p): Verify expression can be in SET as valid insn.
1846 (try_replace_reg): Remove warning of uninitialize variable.
1847 (process_insert_insn): Call invalid_insn_p to validate insn.
1848 * recog.c (insn_invalid_p): Now global.
1849 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
1850 * recog.h (insn_invalid_p): New declaration.
1852 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
1854 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
1855 assignments from FP constants since 'Y' output code can't handle it.
1856 (eligible_for_sibcall_delay): Likewise.
1858 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
1859 Call fancy_abort directly, passing args.
1860 (print_rtl_and_abort): Now a macro, like fancy_abort.
1862 * final.c (output_operand_lossage): Use internal_error, not error.
1864 2001-02-18 Shane Nay <shane@agendacomputing.com>
1866 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
1867 structure shift insns.
1869 2001-02-18 Mark Mitchell <mark@codesourcery.com>
1871 * invoke.texi (-fsquangle): Remove documentation.
1872 (-fname-mangling-version): Likewise.
1874 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
1876 * optabs.c (expand_abs): Remove reference to
1877 HAVE_contitional_arithmetic.
1878 * combine.c (simplify_set): Likewise.
1880 2001-02-18 Richard Henderson <rth@redhat.com>
1882 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
1885 2001-02-18 Richard Henderson <rth@redhat.com>
1887 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
1889 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
1891 * reload1.c (reload_cse_simplify_set): Fix typo.
1893 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1895 * diagnostic.c (_fatal_insn): Decrement errorcount.
1897 * invoke.texi (-I): Add note avoiding use for system header files.
1899 * rtl.h (add_clobbers): Remove duplicate declaration.
1900 * recog.h (added_clobbers_hard_reg_p): New declaration.
1901 * genemit.c (struct clobber_pat): New field has_hard_reg.
1902 (gen_insn): Record if added clobbers clobber hard reg.
1903 (gen_split): Avoid unused warning if number of operands is 0.
1904 (output_added_clobbers_hard_reg_p): New function.
1907 2001-02-18 Alan Modra <alan@linuxcare.com.au>
1909 * pa.c (hppa_expand_prologue): Simplify code storing return
1910 pointer. For large (>=8k) frames with a post_store, adjust stack
1911 pointer by 8k-64 first rather than by 64. When testing with
1912 VAL_14_BITS_P, always use the actual value rather than the value
1913 negated. Add blockage to prevent scheduling of spills before
1914 stack frame has been created.
1915 (hppa_expand_epilogue): Simplify code loading return pointer.
1916 Allow a slightly larger range for merge_sp_adjust_with_load case.
1917 When testing with VAL_14_BITS_P, always use the actual value.
1919 * pa.c (pa_adjust_insn_length): Check that block move
1920 pattern is a set before looking at operands.
1922 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1924 * fold-const.c (fold_binary_op_with_conditional_arg): New
1925 function, split out from ...
1927 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
1928 conditional arms that throw exceptions.
1930 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
1933 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1935 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
1936 define HAVE_DECL_* to 1 to mask potential backup declarations.
1937 * configure: Regenerated.
1939 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1941 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
1943 2001-02-17 Richard Henderson <rth@redhat.com>
1945 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
1946 when replacing a memory load with a register.
1948 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1949 Jan Hubicka <jh@suse.cz>
1951 * recog.c (validate_replace_src_1): New.
1952 (validate_replace_src_data): Likewise.
1953 (validate_replace_src): Use note_uses.
1954 * rtl.h (note_uses): Declare.
1955 * rtlanal.c (note_uses): New.
1957 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
1959 * reg-stack.c (stack_def): Make field reg unsigned.
1960 (remove_regno_note): Unsignetize parameter.
1962 2001-02-16 Jes Sorensen <jes@linuxcare.com>
1964 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
1965 shladd_operand() call.
1967 2001-02-16 Bruce Korb <bkorb@gnu.org>
1968 Rodney Brown <RodneyBrown@mynd.com>
1970 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
1971 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
1972 machine restrictions
1973 * fixinc/fixincl.x: regen
1975 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1977 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
1979 (hash_scan_insn): Clean up calls to hash_scan_set.
1980 (compute_kill_rd): REGNO now unsigned.
1981 (try_replace_reg): Rework to use simplify_replace_rtx.
1982 (cprop_jump, cprop_cc0_jump): Likewise.
1983 (cprop_insn): Call find_reg_equal_equiv_note.
1984 Reflect changes to cprop_jump and cprop_cc0_jump.
1986 * recog.c (validate_replace_src): Replace in operands of
1987 ZERO_EXTRACT in SET_DEST.
1989 * cse.c (new_label_ref): New variable.
1990 (insert): Set it instead of recorded_label_ref.
1991 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
1992 CODE_LABEL for this function, and not already in REG_LABEL note.
1994 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
1996 * resource.c (mark_referenced_resources): Fix typo in introductory
1998 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
2001 2001-02-16 Jason Merrill <jason@redhat.com>
2003 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2005 (gen_subprogram_die): Don't abort on seeing a second definition if
2006 the previous one was abstract. Don't replace an abstract instance
2007 in the lookup table.
2009 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2010 gen_abstract_function.
2011 * dwarf2out.h: Declare it.
2012 * toplev.c (note_outlining_of_inline_function): New fn.
2013 * toplev.h: Declare it.
2014 * integrate.c (output_inline_function): Call it.
2015 * c-decl.c (duplicate_decls): Call it when redefining an extern
2016 inline. Don't inline the new defn.
2018 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2020 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2022 * .gdbinit: Rename to gdbinit.in.
2023 * gdbinit.in: New file,
2024 * configure.in: Generate .gdbinit from gdbinit.in.
2025 * configure: Regenerated.
2026 * Makefile.in (distclean): Always remove .gdbinit.
2028 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2030 * objc/objc-act.c (start_class): Register implemented_classes with
2033 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2035 * cppfiles.c (_cpp_make_system_header): Generate a file
2038 2001-02-15 Jim Meyering <meyering@lucent.com>
2040 * Makefile.in (install-common): Don't depend on installdirs here.
2041 Instead, make each of the lang.install-common targets (e.g.,
2042 c++.install-common in cp/Make-lang.in) depend on it.
2043 (install-driver): Depend on installdirs.
2045 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2047 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2049 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2052 2001-02-15 Mark Mitchell <mark@codesourcery.com>
2054 * invoke.texi (--param): Document.
2056 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
2058 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2060 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
2062 * i386.md (extendsfdf2_2): Fix constraints.
2064 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
2066 * i386.md (fop_df_3 splitter): Fix operand number.
2068 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
2070 * invoke.texi (-mreg-alloc): Nuke.
2071 * i386.c (ix86_reg_alloc_order, regs_allocated,
2072 order_regs_for_local_alloc): Nuke.
2073 (override_options): Kill reg_alloc code.
2074 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
2075 (REG_ALLOC_ORDER): SSE goes before I387.
2076 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
2077 (ix86_reg_alloc_order): Likewise.
2078 * i386-protos.h (ix86_reg_alloc_order): Kill.
2080 2001-02-14 Richard Henderson <rth@redhat.com>
2082 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2084 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
2086 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2088 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
2090 * i386-protos.h (ix86_memory_move_cost): Move offline.
2091 * i386.c (ix86_register_move_cost): Compute properly cost of
2092 SSE, MMX and i387 instructions.
2093 (*_cost): Add costs of SSE/MMX moves.
2094 (ix86_memory_move_cost): Move offline from ....; Likewise.
2095 * i386.h (MEMORY_MOVE_COST): .... here;
2096 (struct processor costs): Add new fields to represent costs
2099 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
2101 * regclass.c (init_reg_sets_1): Reinstall the optimization of
2102 move_cost together with Matt Kraai's fix.
2104 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2106 * Makefile.in (OBJS): Add params.o.
2108 2001-02-14 Richard Henderson <rth@redhat.com>
2109 DJ Delorie <dj@redhat.com>
2111 * jump.c (jump_optimize_1): When we delete a conditional jump
2112 preceeding a non-conditional jump to effectively the same place,
2113 make sure that the combined jump skips any clobber insns between
2116 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2118 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
2120 2001-02-14 Mark Mitchell <mark@codesourcery.com>
2122 * Makefile.in (toplev.o): Depend on params.h.
2123 (intergate.o): Likewise.
2124 (params.o): New target.
2125 * flags.h (inline_max_insns): Remove.
2126 * integrate.c: Include params.h.
2127 Use MAX_INLINE_INSNS instead of inline_max_insns.
2128 * params.c: New file.
2129 * params.h: Likewise.
2130 * params.def: Likewise.
2131 * toplev.c: Include params.h.
2132 (lang_independent_params): New variable.
2133 (decode_f_option): Use the param machinery instead of setting
2135 (independent_decode_option): Handle "--param name=value".
2136 (main): Register language-independent parameters.
2138 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
2140 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
2142 2001-02-14 Richard Henderson <rth@redhat.com>
2144 * regclass.c (init_reg_sets_1): Revert last two changes.
2146 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2148 * stor-layout.c (is_pending_size, put_pending_size): New functions.
2149 (variable_size): Call put_pending_size.
2150 * tree.h (is_pending_size, put_pending_size): Add prototypes.
2151 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
2152 sizes list, put newly created SAVE_EXPR there as well.
2154 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2156 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
2157 (errata_find_address_regs): load_group has only 2 entries.
2158 (errata_emit_nops): Likewise. shladd is not problematic.
2159 Clear last_group if nop was emitted.
2160 (fixup_errata): load_group has only 2 entries.
2163 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
2165 * c-lex.c (lex_number): Only warn traditionally for U suffix
2166 outside system macros.
2167 * cppexp.c (parse_number): Similarly.
2168 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
2169 * cppmacro.c (struct cpp_macro): New member node.
2170 (parse_args): Only warn about missing rest args if not
2172 (funlike_invocation_p): Similarly for uninvoked funlike macros.
2173 (cpp_sys_objmacro_p): New.
2174 (_cpp_create_definition): Store the node with the macro defn.
2175 Remember if the macro is defined in a system header.
2177 2001-02-13 DJ Delorie <dj@redhat.com>
2179 * configure.in (check_languages): determine languages to check
2180 * Makefile.in (check-c++): alias for check-g++
2181 (check-f77): alias for check-g77
2182 (CHECK_TARGETS): depend on configured languages
2184 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
2186 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2187 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2188 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2189 (sqrtextendsfdf2): Disable for SSE2.
2191 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2193 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2194 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2195 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2196 (sqrtextendsfdf2): Disable for SSE2.
2198 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
2200 * i386.md (movsfcc_1): Support integer cmove instruction.
2201 (movdfcc_1): Likewise; new splitter.
2203 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
2205 * i386.c (output_fp_compare): Support SSE.
2206 (prepare_fp_compare_args): SSE comparisons always support memory.
2207 * i386.h (TARGET_CMOVE): SSE imply cmove.
2208 * i386.md (cmp?f2): Enable for SSE too.
2209 (cmpfp_i*): Support SSE.
2211 (cmpfp_i_sse_only): New.
2212 (s*, b* fp expanters): Enable for SSE too.
2213 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
2216 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
2218 * regclass.c (init_reg_sets_1): Silence warning.
2220 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
2222 * i386.md (sqrt?f2): Change to expander.
2223 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
2225 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2227 * rtlanal.c (find_reg_equal_equiv_note): New function.
2228 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
2229 (simplify_gen_relational, simplify_replace_rtx): Likewise.
2230 * rtl.h: Add declarations for above functions.
2232 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
2234 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
2236 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
2237 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
2238 * flow.c (mark_regs_live_at_end): Likewise.
2239 (calculate_global_regs_live): Likewise.
2240 * gcse.c (compute_hash_table): Likewise.
2241 (compute_kill_rd): Likewise.
2242 * resource.c (mark_target_live_regs): Likewise.
2243 * rtl.h (INVALID_REGNUM): New macro.
2245 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
2247 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
2249 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
2251 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
2254 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
2256 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
2258 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
2259 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
2260 (fop_sf_1_sse, fop_df_1_sse): New patterns
2261 (fop_*): Disable float_extend and float patterns for SSE compilation.
2262 * i386.c (output_387_binary_op): Support SSE.
2264 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
2266 * i386.md (dummy_extendsfdf2): Support SSE2
2267 (extendsfdf2): Enable if 80387 or SSE2.
2268 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
2269 and no MIX_I387_SSE2
2270 (extendsfdf2_1_sse_only): New pattern.
2271 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
2273 (truncdfsf2_1): Support SSE.
2274 (truncdfsf2_2): Support SSE.
2275 (truncdfsf2_2_1_sse): New pattern.
2276 (fixtruncsfsi2): Always use SSE if available.
2277 (fix_truncsfsi_sse): New pattern.
2278 (fix_truncdfsi_sse): New pattern.
2279 (floatsis?f2): Support SSE.
2280 (floatsidf2_i387): New pattern.
2281 (floatsidf2_sse): Likewise.
2283 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2285 * configure.in: Use "have_gnat" variable, not "gnat".
2286 * configure: Regenerated.
2288 * config/sparc/sparc.c (function_value): Treat all non-record
2289 aggregate types like used to treat UNION_TYPE.
2291 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
2293 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
2294 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
2296 (MASK_MIX_SSE_I387): New.
2297 (TARGET_SSE): SSE2 imply SSE.
2298 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
2299 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
2300 (enum reg_class): Add new classes.
2301 (REG_CLASS_NAMES): Likewise.
2302 (REG_CLASS_CONTENTS): Likewise.
2303 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
2304 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
2305 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
2306 (CLASS_MAX_NREGS): Use new macros.
2307 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
2308 * i386.md (pushsf, movsf): Support SSE.
2309 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
2310 splitters to use ANY_FP_REGNO_P.
2311 (movdf_nointeger, movdf_integer): Likewise.
2313 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2315 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2316 (try_combine): Use it.
2318 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
2320 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
2321 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
2322 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
2323 (REGISTER_MOVE_COST): Likewise.
2324 * i386-protos.h (ix86_secondary_memory_needed,
2325 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
2326 * i386.c (ix86_secondary_memory_needed,
2327 ix86_preferred_reload_class, ix86_register_move_cost): New function.
2329 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
2331 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
2332 (HARD_REGNO_MODE_OK): Move offline to ....
2333 * i386.c (ix86_hard_regno_mode_ok) ... here;
2334 refuse all incorrect modes.
2335 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
2337 2001-02-13 Richard Henderson <rth@redhat.com>
2339 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2340 entire operator; replicate that and match_dup the operands.
2341 (cmp_ccx_arith_op_set): Likewise.
2342 (cmp_cc_arith_op_not_set): Likewise.
2343 (cmp_ccx_arith_op_not_set): Likewise.
2345 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2347 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
2349 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2351 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
2352 (TARGET_NO_BITFIELD_WORD): New macro.
2353 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
2354 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
2356 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2358 * cselib.c: New file, from simplify-rtx.c.
2359 * simplify-rtx.c: Remove cselib parts.
2360 * Makefile.in: Add cselib.o.
2362 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2364 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2365 (setup_incoming_varargs): Remove warning.
2367 * config/rs6000/rs6000.c (validate_condition_mode): When
2368 flag_fast_math, allow floating-point conditionals to be reversed.
2369 (rs6000_generate_compare): When flag_fast_math, don't generate
2370 cror operations for FP conditionals.
2372 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
2374 (ASM_SPEC): Likewise.
2375 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
2376 (CC1_SPEC): Likewise.
2377 (LINK_TARGET_SPEC): Likewise.
2378 (CPP_ENDIAN_SPEC): Likewise.
2379 * Makefile.in (check-consistency): New target.
2381 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
2383 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
2384 "return type defaults" warning for functions with return type
2386 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
2387 function declarations by default rather than only when pedantic.
2389 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
2391 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
2394 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2396 * extend.texi (Deprecated): Deprecate new initializer lists.
2398 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2400 * mkdeps.c (deps_add_default_target): Robustify. Add
2401 basename component only.
2402 * cpp.texi (-M): Describe how default target is generated.
2403 * invoke.texi (-M): Likewise.
2405 2001-02-12 Kazu Hirata <kazu@hxi.com>
2407 * toplev.c (push_float_handler): Remove.
2408 (pop_float_handler): Remove.
2409 * toplev.h: Remove prototypes for the above functions.
2411 2001-02-12 Jakub Jelinek <jakub@redhat.com>
2413 * c-common.c (constant_fits_type_p): New function.
2414 (convert_and_check): Use it.
2416 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2418 * Makefile.in (GXX_ABI_FLAG): Don't define.
2419 * configure.in (--enable-new-gxx-abi): Remove option.
2420 * config.in: Regenerated.
2421 * configure: Likewise.
2423 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
2425 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
2427 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
2428 regular basic block, and arrange for all edges into it to switch
2431 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2433 * Makefile.in (distclean): Do not remove .gdbinit.
2435 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2437 * Makefile.in (gcc.o): Fix typos.
2438 (protize.o): Likewise.
2439 (unprotoize.o): Likewise.
2441 2001-02-11 Richard Henderson <rth@redhat.com>
2443 * tree.c (build1): Check for null operand in last change.
2445 2001-02-11 Richard Henderson <rth@redhat.com>
2447 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
2448 (fold): Don't assume a constant isn't foldable.
2449 * tree.c (build): Set TREE_CONSTANT for an expression with no
2450 side-effects and constant operands.
2453 2001-02-10 Richard Henderson <rth@redhat.com>
2455 * jump.c (squeeze_notes): Revert 2000-05-12 change.
2457 2001-02-10 Anthony Green <green@redhat.com>
2459 * cpp.texi (Standard Predefined): Add documentation for
2462 * c-common.c (combine_strings): Improve warning message.
2464 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
2466 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
2468 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
2470 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
2472 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
2475 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2477 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
2480 2001-02-09 Nick Clifton <nickc@redhat.com>
2482 * config/arm/arm.md: Change output contraint on post inc
2483 load/store multiple patterns to be a read/write contraint.
2485 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
2487 * gcc.c (cpp_options): Delete .d files on error. Don't delete
2488 .o files when using the -M options.
2490 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2491 David Edelsohn <edelsohn@gnu.org>
2493 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
2494 handle DImode constants. Use one TOC entry for SImode and smaller
2495 constants, aligned properly.
2497 2001-02-08 Jason Merrill <jason@redhat.com>
2499 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
2500 about the SP adjustment for saving the static chain pointer.
2501 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
2502 offset when setting a temporary CFA register.
2504 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
2506 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
2507 powerpc-*-chorusos* .
2508 * config/rs6000/chorus.h : New file.
2509 * config/i386/chorus.h : New file.
2510 * config/sparc/chorus.h : New file.
2511 * config/sparc/t-chorus-elf : New file.
2513 2001-02-08 David Edelsohn <edelsohn@gnu.org>
2515 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
2516 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
2517 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
2518 (__WCHAR_TYPE__): Correct macro name.
2520 2001-02-08 Richard Henderson <rth@redhat.com>
2522 * config/i386/i386.c (ix86_frame_pointer_required): New.
2523 (ix86_setup_frame_addresses): New.
2524 (struct machine_funciton): Add accesses_prev_frame.
2525 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
2526 ix86_frame_pointer_required.
2527 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
2528 (SETUP_FRAME_ADDRESSES): New.
2529 * config/i386/i386-protos.h: Update.
2530 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
2531 from FRAME_POINTER_REQUIRED.
2532 * config/i386/svr3gas.h: Likewise.
2533 * config/i386/sysv3.h: Likewise.
2534 * config/i386/v3gas.h: Likewise.
2536 2001-02-08 Richard Henderson <rth@redhat.com>
2538 * config/sparc/sparc.c (function_arg_record_value_3): Fix
2539 calculation of the number of integer registers required.
2540 (function_arg_record_value): Likewise.
2542 2001-02-08 Jason Merrill <jason@redhat.com>
2544 * diagnostic.c (internal_error): Say "confused" after 1 error, not
2545 two. Print file and line with "confused" message.
2547 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
2549 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2551 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
2553 2001-02-08 Bernd Schmidt <bernds@redhat.com>
2555 * final.c (cleanup_subreg_operands): The address of a MEM can
2558 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
2561 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
2563 * gcc.texi (Incompatibilities): Update documentation of
2564 preprocessing numbers.
2566 2001-02-07 Jakub Jelinek <jakub@redhat.com>
2568 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
2570 2001-02-07 Mark Mitchell <mark@codesourcery.com>
2572 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
2574 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
2575 * gcc.c (struct compiler): Add cpp_spec field.
2576 (input_file_compiler): New variable.
2577 (do_spec_1): Allow a particular compiler to handle `%C'
2579 (main): Store the current compiler in input_file_compiler.
2580 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
2582 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
2584 * cpphash.h (struct spec_nodes): Add n_true and n_false.
2585 * cppinit.c (cpp_create_reader): Initialize them.
2586 (append_include_chain): cxx_aware arg might be unused.
2587 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
2588 keywords and give them their phase 7 meaning. Pedwarn about
2589 this unless '__bool_true_false_are_defined' is defined.
2591 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2593 * lcm.c (optimize_mode_switching): Emit mode_set before the
2594 JUMP_INSN of an abnormal edge.
2596 2001-02-07 Bernd Schmidt <bernds@redhat.com>
2598 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
2599 a scheduling barrier at the end.
2601 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
2603 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2605 * config/sh/sh.md (reload_outsf): Removed.
2606 (movsf_ie): Introduce constraints for FPUL loads and stores.
2607 (reload_insf): Broaden the output constraint.
2609 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
2611 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2612 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
2614 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
2616 * final.c: Revert my previous changes.
2617 * output.h: Make profile_label_no extern.
2618 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
2619 for generating label.
2621 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
2623 * config/i386/djgpp.h: Add comments about standard paths.
2624 (MD_EXEC_PREFIX): Undefine before defining.
2625 (MD_STARTFILE_PREFIX): New.
2627 2001-01-30 Bruce Korb <bkorb@gnu.org>
2629 fixinc/fixincl.c(process): Emit error message only if appropriate :)
2630 (load_file): do not rely on load_file_data() to close file pointer
2631 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
2632 fixinc/inclhack.def(irix_limits_const): add test_text
2634 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2636 * cppexp.c (parse_defined): Improve diagnostics for invalid
2639 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2641 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
2643 2001-02-06 Mark Mitchell <mark@codesourcery.com>
2645 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
2646 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
2647 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
2648 (rs6000_output_symbol_ref): New function.
2649 (output_toc): Use VTABLE_NAME_P.
2651 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2653 * print-tree.c (print_node, case PARM_DECL):
2654 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
2656 * stor-layout.c (reference_types_internal): New variable.
2657 (internal_reference_types): New function.
2658 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
2659 * tree.h (internal_reference_types): New declaration.
2661 * cse.c (find_best_addr): Fix typo in computing cost.
2663 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2665 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
2666 and this is the sum of a pointer and a constant, we know the result
2668 (num_sign_bit_copies, case PLUS): Likewise.
2669 * explow.c (convert_memory_address): Remove opposite SUBREG.
2670 * function.c (instantiate_new_reg): New function (from common code).
2671 (instantiate_virtual_regs_1): Call it.
2672 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
2673 if pointers sign- or zero-extend.
2674 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
2675 If pointers extend unsigned, use inside of SUBREG.
2676 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
2678 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
2680 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
2681 subdir of gcc_gxx_include_dir.
2682 (gcc_gxx_target_include_dir): Remove.
2684 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
2686 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
2687 (dwarf2out_frame_debug_expr): Revise introductory comments to add
2688 a high-level description.
2690 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
2692 * final.c: Move the declaration of profile_label_no to ...
2693 * output.h: ... here.
2694 * function.c (expand_function_start): Call PROFILE_HOOK.
2695 * config/rs6000/aix.h: Define PROFILE_HOOK.
2696 * config/rs6000/rs6000-protos.h: output_profile_hook new.
2697 * config/rs6000/rs6000.c (output_profile_hook): Define.
2698 (output_prolog): Do nothing for ABI_AIX as it is taken care by
2699 output_profile_hook.
2700 tm.texi : Explain new macro PROFILE_HOOK.
2702 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
2704 * extend.texi (Extended Asm): Do not say that semicolon is always
2705 a valid line-breaking character for GNU assemblers. Use
2706 newline-tab as the most commonly supported syntax. Use
2707 newline-tab rather than semicolon in multi-insn examples.
2709 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2711 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
2713 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2714 David Edelsohn <edelsohn@gnu.org>
2716 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
2717 code for AIX, even without flag_pic.
2719 2001-02-05 Jakub Jelinek <jakub@redhat.com>
2721 * c-typeck.c (common_type): push and pop binding level around
2722 calling common_type on function parameters.
2724 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
2726 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
2728 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2730 * config/mips/mips.c (override_options): Fix typo in last change.
2731 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
2732 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
2734 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
2736 * invoke.texi (-fdump-class-layout): Document.
2737 (-fdump-translation-unit): Use `=' as filename separator.
2739 2001-02-05 Mark Mitchell <mark@codesourcery.com>
2741 * Makefile.in (s-mlib): Don't build multilibs if
2743 (DRIVER_DEFINES): Adjust accordingly.
2745 (protoize.o): Likewise.
2746 (unprotoize.o): Likewise.
2747 * configure.in: Recognize --enable-multilib.
2749 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2751 * Makefile.in (DRIVER_DEFINES): Fix quoting.
2753 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
2754 * configure.in: Remove --enable-libstdcxx_v3 support.
2755 * configure: Regenerated.
2757 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2759 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
2760 Call abort instead of fatal.
2761 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
2762 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
2763 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
2764 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
2765 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
2766 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
2768 * diagnostic.h (set_internal_error_function): Renamed.
2769 * toplev.h (internal_error): Renamed from fatal.
2770 (pfatal_with_name): Deleted.
2771 (fatal_io_error): Now has printf-style arguments.
2772 * diagnostic.c (pfatal_with_name): Deleted.
2773 (fatal_io_error): Rework to have args in printf-style.
2774 (set_internal_error_function): Renamed from set_fatal_function.
2775 (internal_error): Renamed from fatal.
2776 (error_recursion, fancy_abort): Call internal_error instead of fatal.
2777 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
2778 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
2779 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
2780 * flow.c (verify_flow_info): Likewise.
2781 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
2782 * config/mips/mips.c (save_restore_insns): Likewise.
2784 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
2785 * flow.c (verify_flow_info): Likewise.
2786 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
2787 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
2788 (avr_normalize_condition): Likewise.
2789 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
2790 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
2791 (limit_reload_class, double_reg_to_memory): Likewise.
2792 (print_operand_address, emit_1600_code_shift): Likewise.
2793 (gen_tst_reg, gen_compare_reg): Likewise.
2794 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
2795 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
2797 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
2799 * c-parse.in (methoddef): Call fatal_error instead of fatal.
2800 * objc/objc-act.c (build_ivar_chain): Likewise.
2801 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
2803 * graph.c (clean_graph_dump_file): Likewise.
2804 * profile.c (init_branch_prob): Likewise.
2805 * objc/objc-act.c (objc_init): Likewise.
2807 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
2808 * config/avr/avr.c (avr_override_options): Likewise.
2809 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
2810 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
2811 * config/h8300/h8300.c (h8300_init_once): Likewise.
2812 * config/mips/mips.c (override_options): Likewise.
2813 * config/i386/i386.c (override_options): Likewise, rework.
2814 * config/m68k/m68k.c (override_options): Likewise.
2816 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
2818 * config/mips/mips.c (print_operand): Likewise.
2819 * hash.c (hash_allocate): Don't check for failure returns from
2820 obstack functions that can't fail.
2821 (hash_table_init_n, hash_table_init): Likewise; also now return void.
2822 * hash.h (hash_table_init_n, hash_table_init): Now return void.
2823 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
2824 (get_object_reference): Likewise.
2826 2001-02-04 Nick Clifton <nickc@redhat.com>
2828 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
2829 StrongARM1110, 10TDMI, and 1020T.
2831 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2833 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
2835 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
2837 * config/sh/sh.md (movdf load split): Pass register number to
2838 FP_OR_XD_REGISTER_P.
2840 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2842 * cppinit.c (BC): New macro.
2843 (builtin_array): Add __GXX_WEAK__.
2844 * cpplib.h (builtin_type): Add BT_WEAK.
2845 * cppmacro.c (builtin_macro): Handle BT_WEAK.
2846 * defaults.h (SUPPORTS_ONE_ONLY): Define.
2847 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
2849 2001-02-03 Jakub Jelinek <jakub@redhat.com>
2851 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
2853 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2855 * cpphash.h: Rename _ALIGN POOL_ALIGN.
2856 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2858 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2860 * cpphash.h: Rename ALIGN _ALIGN.
2861 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2863 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
2865 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
2866 compilation environment.
2867 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
2868 control over location of cygwin includes and libs.
2870 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2872 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
2874 2001-02-02 lars brinkhoff <lars@nocrew.org>
2876 * md.texi (Standard Names): remove reference to spur.md.
2878 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2880 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
2881 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
2882 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
2883 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
2884 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
2886 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2888 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
2889 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
2890 number before reload.
2891 (c4x_adjust_cost): Return zero before reload.
2892 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
2893 split before reload.
2895 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2897 * c4x.c (c4x_hard_regno_rename_ok): New.
2898 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
2899 * c4x.h (HARD_REGNO_RENAME_OK): Define.
2901 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2903 * diagnostic.h: Add missing "extern" in all declarations.
2905 2001-02-02 Alex Samuel <samuel@codesourcery.com>
2907 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
2908 as for gcc_gxx_include_dir.
2910 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
2912 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
2914 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2916 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
2917 label before alignment to be used as the braf base address.
2918 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
2920 (casesi_jump_2): Require at least TARGET_SH2.
2922 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
2923 truncation to 32-bit doubles on -m3e and -m4-single-only.
2925 2001-02-02 Mark Mitchell <mark@codesourcery.com>
2927 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
2928 the default when building a shared object.
2929 (init_spec): Use it.
2930 * testsuite/lib/g++.exp: Include the directory where libgcc
2931 is located to the LD_LIBRARY_PATH list.
2932 * invoke.texi (-shared-libgcc): Document the cases in which
2933 GCC defaults to using the shared libgcc.
2935 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2937 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
2938 unsigned is wide enough.
2940 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
2941 (si_to_float): Likewise.
2942 (float_to_si, float_to_usi): Use BITS_PER_SI.
2944 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2946 * dwarf2out.c: Added explanation of abbreviations.
2947 (def_cfa_1): Added comments listing DWARF2 instructions.
2948 (cfa_temp_reg): Removed in favor of cfa_temp.
2949 (cfa_temp_value): Removed in favor of cfa_temp.
2950 (cfa_temp): New global variable.
2951 (dwarf2out_frame_debug_expr): Added extensive introductory
2952 comments explaining the function's transformations. Revised to
2953 use cfa_temp. Added some rtx checking. Generalize IOR case.
2954 (dwarf2out_frame_debug): Revised to use cfa_temp.
2955 (output_aranges): Cast as "unsigned" to avoid warning.
2956 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
2957 explain which instructions must be marked.
2959 2001-02-01 Richard Henderson <rth@redhat.com>
2961 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
2964 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
2966 * config/sh/crt1.asm (main_k): Modified so that start calls
2967 ___setup_argv_and_call_main.
2969 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
2971 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
2972 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
2973 and AVOID_LPASTE is cleared on meeting an unescaped newline.
2974 * cppmacro.c (builtin_macro): Set builtin flags here.
2975 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
2976 (replace_args): Clarify intent.
2977 (cpp_get_token): Macro expansion tokens get the saved flags.
2979 * cppmain.c (scan_buffer): Remove now-redundant print.printed
2982 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2984 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
2987 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2989 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
2990 returns Pmode pseudo, but we need ptr_mode.
2991 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
2992 Remove bogus conversions; use HOST_WIDE_INT for size.
2993 Don't use TARGET if wrong mode.
2995 * config/i386/i386.c (ix86_compute_frame_size): Allow
2996 stack_alignment_needed to be non-default even if size is zero.
2998 2001-01-31 Alan Modra <alan@linuxcare.com.au>
3000 * (hppa_init_pic_save): Emit the pic offset table
3001 reg save after last_parm_insn.
3002 * pa.c (hppa_init_pic_save): New function.
3003 * pa.h (hppa_init_pic_save): Declare.
3004 * pa.md (call, call_value, sibcall, sibcall_value): Use
3005 the above instead of duplicated code.
3007 * pa.c (hppa_encode_label): Correct size of alloca buffer
3008 so we don't overrun it. Correct leading `*' case.
3009 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
3010 need to handle `*@'.
3011 (FUNCTION_NAME_P): Likewise.
3013 2001-01-31 Richard Henderson <rth@redhat.com>
3015 * config.gcc (alpha-osf5): Use float-i128.h.
3017 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
3018 * config/float-i32.h: Likewise.
3019 * config/float-i64.h: Likewise.
3020 * config/float-sh.h: Likewise.
3021 * config/float-sparc.h: Likewise.
3023 2001-01-31 DJ Delorie <dj@redhat.com>
3025 * expmed.c (extract_bit_field): allow non-integral modes if we
3026 want to extract a whole register from itself.
3028 2001-01-31 Jakub Jelinek <jakub@redhat.com>
3030 * c-typeck.c (set_init_index): If first is equal to last, assume as
3031 if it was not a range at all.
3033 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3035 * config/fp-bit.c: Include tm.h.
3036 (float_to_si): Don't assume SImode is 32-bits wide.
3037 (float_to_usi): Likewise.
3039 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
3041 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
3043 (typename): Call pending_xref_error after parsing typed_typespecs.
3044 * c-decl.c (lookup_tag): Give error immediately rather than
3045 leaving it pending if the tag of the wrong type is in the same
3047 (xref_tag): Don't pedwarn for forward declarations of enum types
3049 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
3052 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3054 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
3056 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3058 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
3059 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
3061 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3063 * cpphash.h (struct cpp_reader): New saved_flags.
3064 * cppmacro.c (cpp_get_token): Use saved_flags to remember
3065 to avoid a paste after a pasted token.
3067 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3069 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
3070 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
3071 Wtype_MIN instead of LONG_MIN.
3073 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3075 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
3077 * fixinc/fixincl.x: Regenerated.
3078 * fixinc/inclhack.def (irix_limits_const): New definition to
3079 convert "const" to "__const" in limits.h.
3081 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3083 * fixinc/genfixes (AG): Fix "autogen4" thinko.
3085 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3087 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
3088 when register dies in the insn.
3090 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3092 * diagnostic.c (fatal): Fix word wrap.
3094 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
3096 * combine.c (try_combine): Fix SUBREG setting for
3097 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
3099 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3101 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
3104 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3106 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
3108 * toplev.c (decode_W_option): Update warn_larger_than
3109 unconditionally for each processed switch.
3111 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3113 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
3115 (hppa_expand_prologue): Delete code to save pic offset table register
3116 in the function prologue.
3117 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
3118 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
3119 table register at the beginning of the function after the prologue.
3121 2001-01-29 lars brinkhoff <lars@nocrew.org>
3123 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
3125 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3126 Jeff Law <law@redhat.com>
3128 * pa.md (return): Revise comment for trivial return.
3129 (return_internal): Non-trivial return pattern for non-PIC code.
3130 (return_internal_pic): Non-trivial return pattern for PIC code.
3131 It uses the PIC register to ensure it is restored after
3133 (epilogue): Generate appropriate return for PIC and non-PIC code.
3135 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
3137 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
3139 2001-01-29 DJ Delorie <dj@redhat.com>
3141 * combine.c (if_then_else_cond): Pass the correct mode to
3142 operand_subword() for constants.
3144 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
3146 * config/i386/cygwin.h: Add w32api to include search. Search different
3147 directories in a cross-build environment.
3149 2001-11-29 Tim Josling <tej@melbpc.org.au>
3151 * tree.h (TYPE_STUB_DECL): Add documentation.
3153 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
3155 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
3156 (sdbout_field_types): Likwise. Fix use of host_integerp.
3158 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
3160 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
3163 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
3165 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
3166 to use flag_gnu_linker.
3168 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3170 * cpplib.c (T_BAD_DIRECTIVE): Remove.
3171 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
3173 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
3175 * tree.c, tree.h (build_parse_node): Remove; was identical to
3177 * c-lang.c (start_cdtor), objc/objc-act.c
3178 (build_module_descriptor): Use build_nt instead of
3181 2001-01-29 Jakub Jelinek <jakub@redhat.com>
3183 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
3184 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
3185 not have any upper bits set.
3187 2001-01-29 Phil Edwards <pme@sources.redhat.com>
3189 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
3191 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3193 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
3195 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
3197 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
3198 (integer_minus_one_node): Define.
3200 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
3202 * Makefile.in (bootstrap2-lean): Fix typo.
3204 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
3206 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
3207 : Don't set fe_value.
3208 * cpplib.h (AVOID_LPASTE): New flag.
3209 (struct cpp_hashnode): Remove fe_value.
3210 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
3211 * cppmacro.c (builtin_macro): Don't set flags here.
3212 (replace_args): Set AVOID_LPASTE flag on first token of an
3213 argument, and the token following it.
3214 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
3215 macro expansion, and on the token following it. Do it for
3217 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
3219 2001-01-27 Richard Henderson <rth@redhat.com>
3221 * config/alpha/t-ieee: Remove multilibbing.
3222 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3224 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3226 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
3228 * Makefile.in: Remove all dependencies on defaults.h.
3229 * builtins.c: Don't include defaults.h.
3230 * c-common.c: Likewise.
3231 * c-decl.c: Likewise.
3232 * c-pragma.c: Likewise.
3233 * c-typeck.c: Likewise.
3234 * combine.c: Likewise.
3236 * frame-ia64.c: Likewise.
3237 * cppexp.c: Likewise.
3238 * crtstuff.c: Likewise.
3239 * dbxout.c: Likewise.
3240 * dwarf2out.c: Likewise.
3241 * dwarfout.c: Likewise.
3242 * emit-rtl.c: Likewise.
3243 * except.c: Likewise.
3245 * final.c: Likewise.
3246 * frame-dwarf2.c: Likewise.
3247 * libgcc2.c: Likewise.
3248 * optabs.c: Likewise.
3249 * profile.c: Likewise.
3250 * sdbout.c: Likewise.
3251 * toplev.c: Likewise.
3252 * tradcif.y: Likewise.
3254 * varasm.c: Likewise.
3256 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3258 * builtins.c (expand_builtin_fputs): Use size_one_node when
3259 transforming into fwrite.
3261 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3263 * extend.texi (Attribute Syntax): New section.
3265 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3267 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3268 they didn't need fixing.
3270 2001-01-27 Janis Johnson <janis@us.ibm.com>
3272 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3274 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3275 to remove macro definitions that are duplicated from elfos.h.
3277 2001-01-27 Richard Henderson <rth@redhat.com>
3279 * config/i386/sco5gas.h: Move ...
3280 * config/usegas.h: ... here.
3281 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3283 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3285 * c-typeck.c (struct constructor_stack): Add range_stack member.
3286 (really_start_incremental_init): Clear it.
3287 (push_init_level): Save constructor_range_stack and clear it if
3288 pushing explicit braces.
3289 (pop_init_level): abort if constructor_range_stack is non-zero at
3290 explicit closing brace. Restore saved constructor_range_stack if
3293 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3295 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3296 into register was forced into memory.
3298 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3300 * Makefile.in: Remove uses of + before $(MAKE).
3302 2001-01-26 Richard Henderson <rth@redhat.com>
3304 * stmt.c (cost_table): Remove.
3305 (COST_TABLE, cost_table_initialized): New.
3306 (estimate_case_costs): Use the later instead of the former.
3307 (balance_case_nodes): Likewise.
3309 2001-01-26 Richard Henderson <rth@redhat.com>
3311 * alias.c (objects_must_conflict_p): Read-only slots may not
3312 conflict despite having the same type.
3314 2001-01-27 Michael Hayes <mhayes@redhat.com>
3316 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3318 (check_ext_dependant_givs): Initialise u_start_val and
3320 (load_mems): Make last_max_reg unsigned.
3321 (try_swap_copy_prop): Use INSN_P and initialise set.
3323 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3325 * README.AVR : Removed.
3327 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3329 * pa-64.h (text_section): Remove declaration.
3331 * pa.md (return_internal): Remove mode on PIC register use.
3333 2001-01-25 lars brinkhoff <lars@nocrew.org>
3335 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3336 ASM_CLOSE_PAREN): fix typos.
3338 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3340 * acconfig.h: Define `const' to the empty string if neither
3341 __STDC__ nor __cplusplus is defined.
3342 * config.in: Regenerated.
3344 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3346 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3347 * collect2.c (main): Delete importf. Add ".obj" file extension.
3348 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3349 (aix_std_libs): Add additional AIX libraries to skip.
3350 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3351 * config/rs6000/aix51.h: New file.
3353 2001-01-25 Michael Hayes <mhayes@redhat.com>
3355 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3356 (loop_insn_emit_before): No longer static.
3357 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3358 (loop_givs_rescan, load_mems): Likewise.
3359 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3360 (maybe_eliminate_biv_1):
3361 (move_movables): Replace emit_call_insn_before with
3362 loop_call_insn_hoist.
3363 * loop.h (loop_insn_emit_before): Add.
3364 * unroll.c (copy_loop_body): Replace emit_insn_before with
3365 loop_insn_emit_before.
3367 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3369 * diagnostic.c (fatal): Request preprocessed source.
3371 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3373 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3374 olddecl has argument types and newdecl has none, use the argument
3377 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3379 * dwarf2out.c (prefix_of): New function. Determine longest common
3380 prefix of the two arguments. The units are whole path components.
3381 (output_file_names): When adding a new directory find the one entry
3382 with the longest common prefix already in the list. Artificially
3383 generate entry if there is none for this prefix.
3384 Fix test to check whether the zeroth directory entry is used.
3386 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3388 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3389 Changed all callers. Take it into account when deciding if a
3390 previously loaded value matches.
3392 2001-01-24 Richard Henderson <rth@redhat.com>
3394 * reload.c (find_reloads_subreg_address): Fail the substitution
3395 if the resulting address is insufficiently aligned.
3397 2001-01-24 DJ Delorie <dj@redhat.com>
3399 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
3400 check the original operand's mode also.
3401 * simplify-rtx.c (simplify_ternary_operation): Ditto.
3403 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3405 * c-parse.in (cast_expr): Move compound literals from here ...
3406 (primary): ... to here. Use standard terminology "compound
3407 literal" instead of "constructor expression".
3409 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3411 * gcc.1, cpp.1: Regenerate.
3413 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
3415 * calls.c (emit_library_call_value_1): Memory slot for
3416 pass-by-reference argument should have the mode of the argument,
3417 not of the pointer to it.
3419 2001-01-24 Tom Tromey <tromey@redhat.com>
3421 * gcc.texi (G++ and GCC): Mention gcj manual.
3422 (Standards): Link to section of manual mentioning gcj/Java
3425 2001-01-24 Jakub Jelinek <jakub@redhat.com>
3427 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
3428 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
3429 * tradcpp.c (main): Add -imacros or -include'd dependencies
3431 * cpp.texi (-M, -MM): Document -M -include behaviour.
3433 2001-01-24 Roger Collins <roger@ProProject.com>
3435 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
3437 2001-01-24 Will Cohen <wcohen@redhat.com>
3439 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
3440 whether registers are 32 bits or 64 bits in size.
3442 2001-01-24 Ben Elliston <bje@redhat.com>
3444 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
3446 2001-01-24 Richard Henderson <rth@redhat.com>
3448 * config/alpha/alpha.md (builtin_longjmp_internal): New.
3449 (builtin_longjmp): Use it instead of emit_indirect_jump.
3451 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
3453 * bb-reorder.c (make_reorder_chain_1): Handle case where
3454 jump edge goes to the same block as the fallthru edge.
3456 2001-01-23 Jim Wilson <wilson@redhat.com>
3458 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
3459 * frame.h (__ia64_personality_v1): Add prototype.
3460 * libgcc2.c (ia64_throw_helper): Change personality declaration to
3461 prototype form. Add void * cast to first argument to personality
3463 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
3464 (asctoe113): Likewise.
3465 * config/ia64/frame-ia64.c: Include eh-common.h.
3466 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
3468 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
3470 (itanium_split_issue): Add prototype.
3471 (gen_nop_type): Ifdef out.
3472 (find_best_packet): Initialize best_packet.
3473 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
3475 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
3476 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
3477 (flushrs): Add explicit stop bit at end.
3478 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
3481 2001-01-23 Chris Demetriou <cgd@broadcom.com>
3483 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
3485 * libgcc2.c (__terminate_func): Make variable static.
3486 (__terminate_set_func): New function to set __terminate_func.
3487 * libgcc2.h (__terminate_func_ptr): New typedef.
3488 (__terminate_set_func): New function.
3490 2001-01-23 Richard Henderson <rth@redhat.com>
3492 * flow.c (init_propagate_block_info): Don't consider unchanging
3493 memories for dead frame store elimination.
3495 2001-01-23 Richard Henderson <rth@redhat.com>
3497 * varasm.c (UNIQUE_SECTION): Move default implementation ...
3498 * defaults.h: ... here.
3500 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3502 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
3504 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
3506 * c-lex.c (lex_charconst): Fix typo: s/p/str.
3508 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3510 * rs6000.h (rs6000_return_addr): Move prototype from here...
3511 * rs6000-protos.h (rs6000_return_addr): ...to here.
3512 (rs6000_init_expanders): Delete prototype.
3514 2001-01-23 Nick Clifton <nickc@redhat.com>
3516 * invoke.texi: Replace , with \, inside @gccoptlist macros.
3517 (Spec Files): Document %B and %j and %. and %v3 and %M and
3518 %{S*&T} spec switches.
3520 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3522 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
3524 2001-01-23 Chris Demetriou <cgd@sibyte.com>
3525 Neil Booth <neil@daikokuya.demon.co.uk>
3527 * cpperror.c: Merge handlers of PEDWARN and WARNING.
3528 Have -Werror make pedantic warnings errors, like the
3531 2001-01-23 Phil Edwards <pme@sources.redhat.com>
3533 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
3535 2001-01-23 Jakub Jelinek <jakub@redhat.com>
3537 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
3538 * integrate.c (expand_inline_function): Initialize them.
3539 (subst_constants): If changing COMPARE so that both its arguments
3540 will be VOIDmode and the comparison mode will be lost, note
3541 compare_mode. Use the recorded compare_mode to optimize
3544 2001-01-23 Jason Merrill <jason@redhat.com>
3546 * dwarf2out.c (new_die): Use xcalloc.
3547 (output_die): Abort rather than emit a local reference to offset 0.
3549 2001-01-17 Andrew Haley <aph@redhat.com>
3551 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
3552 of a saved register; return NULL instead.
3553 (copy_reg): Take a pointer to a source register rather than a
3555 (next_stack_level): Remember the address in the stack frame of all
3557 Use the saved register pointer array as the source of the CFA.
3558 (throw_helper): Rewrite. Unwind once rather than twice and keep
3559 track of saved registers as we go.
3561 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3563 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
3564 * c4x.c (c4x_legitimize_reload_address): Remove.
3565 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
3566 reload address for ldp(k) insn.
3568 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
3570 * pa.md (return_internal): Add a USE of the PIC register to ensure
3571 it is restored after each call.
3572 (return expander): Corresponding changes.
3574 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3576 * rs6000.h (INIT_EXPANDERS): Delete.
3577 (RETURN_ADDR_RTX): Call rs6000_return_addr().
3578 * rs6000.c (rs6000_override_options): Call *_machine_status from
3580 (rs6000_init_expanders): ...instead of here. Delete.
3581 (rs6000_mark_machine_status): New function.
3582 (rs6000_init_machine_status): Use xcalloc.
3583 (rs6000_return_addr): Generate RTX for the return address.
3584 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
3585 (rs6000_stack_info): Use it.
3587 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
3589 * gthr-win32.h: Include errno.h to get a declaration for
3590 EINVAL and _mingw.h if the target is mingw32.
3592 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
3594 * cpp.texi: Correct typos.
3596 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3598 * explow.c (probe_stack_range): Ensure value passed to
3599 stack_check_libfunc is ptr_mode, not Pmode.
3601 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
3603 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
3604 case, don't use operand_subword to calculate a SUBREG that is
3607 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
3609 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3611 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
3612 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
3613 valid. If not replace it by equivalent insns.
3615 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3617 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
3618 contains SYMBOL_REF, LABEL_REF and CONST_INT.
3619 (c4x_U_constraint, symbolic_address_operand): Likewise.
3620 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
3622 (c4x_r11_set_p, c4x_check_laj_p): New functions.
3623 * c4x-protos.h (c4x_check_laj_p): Add prototype.
3624 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
3625 anulling slot because of silicon bug.
3626 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
3628 2001-01-22 Alan Modra <alan@linuxcare.com.au>
3630 * cppexp.c (parse_charconst): Change `mask' type to agree
3633 2001-01-21 Richard Henderson <rth@redhat.com>
3635 * config/i386/i386.c (ix86_asm_file_end): Disable putting
3636 pic_label_name in a linkonce section.
3638 2001-01-17 Philipp Thomas <pthomas@suse.de>
3640 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
3642 * configure: Regenerate.
3644 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
3646 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
3647 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
3649 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
3651 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
3652 If REVERSE nonzero then condition code in X must be reversed.
3653 (encode_section_info): Optimise if/else.
3654 (avr_function_value): Fix formatting.
3656 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
3657 (difficult_branch): Likewise.
3658 (rvbranch): Likewise.
3659 (difficult_rvbranch): Likewise.
3661 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
3663 * config/avr/libgcc.S: Fix comment.
3665 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3667 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
3669 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3671 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
3673 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3675 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
3676 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
3677 * configure, config.in: Regenerate.
3678 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
3679 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
3680 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
3681 (doprint.o): New rule.
3683 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
3685 * c-typeck.c (digest_init): Handle boolean types as scalars.
3687 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3689 * stmt.c (expand_return): Don't return anything if size is zero.
3690 Delete redundant assignment to BYTES.
3691 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
3693 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
3695 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
3696 the same as the default library function names.
3697 * config/avr/avr.md: Document special characters after '%'.
3698 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
3699 knowing which of the call-used registers are really clobbered.
3700 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
3701 New. Both quotient and remainder from one libgcc.S call.
3702 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
3703 clobber as few registers as possible.
3704 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
3706 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
3708 * cppmacro.c (funlike_invocation_p): Don't move back up to the
3709 context of the top of the stack.
3711 2001-01-20 Jakub Jelinek <jakub@redhat.com>
3713 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
3714 (fixup_var_refs_insns): ...here.
3716 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
3718 * function.c (fixup_var_refs_insns): Break up into
3719 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
3720 [loop over entire insn list], and fixup_var_refs_insns_with_hash
3721 [loop over hash table entries].
3722 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
3723 fixup_var_refs_insns_with_hash, to match above changes.
3725 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
3727 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
3728 (libgcc.a): Likewise.
3729 (stmp-multilib): Likewise.
3730 (STAGE2_FLAGS_TO_PASS): Likewise.
3732 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3734 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
3735 temporary if no_new_pseudos.
3737 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
3739 * cppinternals.texi: Update.
3741 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
3743 * arm.c (arm_init_builtins): Re-enable builtins.
3745 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3747 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
3748 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
3749 element to be null, and always expect an EXPR_LIST.
3750 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
3751 * sched-deps.c (sched_analyze_1): Likewise.
3752 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3754 * regclass.c (max_set_parallel): New variable.
3755 (reg_scan): Take it into account in computation of max_parallel.
3756 (reg_scan_mark_refs, case SET): Compute it.
3758 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
3760 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
3761 * function.c (assign_parms): Use INTVAL for a CONST_INT.
3763 2001-01-19 Jason Merrill <jason@redhat.com>
3765 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
3766 for the abstract instance of an inline function.
3768 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
3769 J"orn Rennecke <amylaar@redhat.com>
3771 * reload1.c (move2add_note_store): Treat all registers directly or
3772 indirectly derived from a base register as members of the same set
3774 (reload_cse_move2add): Adjust accordingly. Take mode and offset
3775 of base register into account.
3777 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
3779 * alias.c (find_base_value): Recognize TRUNCATE.
3780 (record_set): In PLUS case, invalidate if other summand is also a
3783 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3785 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
3786 entry to be EXPR_LIST.
3787 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
3788 be an EXPR_LIST (but not null, which other code doesn't allow).
3789 (note_stores): Properly handle PARALLEL in SET.
3790 Recursively call for top-level PARALLEL.
3791 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
3792 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3794 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
3796 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
3798 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
3799 not pfile->skipping (== 0).
3801 2001-01-17 Nick Clifton <nickc@redhat.com>
3803 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
3806 2001-01-17 Jim Wilson <wilson@redhat.com>
3808 * invoke.texi (IA-64 options): Improve.
3810 2001-01-17 Tom Tromey <tromey@redhat.com>
3812 * invoke.texi (Optimize Options): Use `{}' to around @samp
3815 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
3817 * invoke.texi (-fno-guess-branch-probability): New option.
3819 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3821 * combine.c (try_combine): Don't set i3_subst_into_i2 for
3822 case of making new double-word constant.
3823 Revert last change: instead just test i3_subst_into_i2.
3825 2001-01-17 Jakub Jelinek <jakub@redhat.com>
3827 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
3828 Use q constraints instead of r.
3830 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
3832 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
3833 (machine_function): Define.
3834 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
3835 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
3836 pa_free_machine_status): New functions.
3837 (override_options): Set {init,mark,free}_machine_status to above.
3838 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3839 PIC_OFFSET_TABLE_REGNUM_SAVED.
3840 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3841 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
3842 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
3843 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
3844 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3846 2001-01-15 DJ Delorie <dj@redhat.com>
3848 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
3852 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3854 * flow.c (propagate_on_insn): Make trying to delete a prologue
3855 or epilogue insn an ICE, not a warning. Allow doing this if
3856 the current function returns with stack pointer depressed.
3858 * combine.c (try_combine): If i3_subst_into_i2, properly check for
3859 I3 having more than one SET.
3861 2001-01-16 Jim Wilson <wilson@redhat.com>
3863 * invoke.texi: Document IA-64 options.
3865 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
3866 (fixup_errata): Delete TARGET_A_STEP use.
3867 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
3868 (TARGET_SWITCHES): Delete -ma-step option.
3869 * config/ia64/ia64.md (all FP patterns): Delete %B0.
3870 (movqicc_astep, movqi_internal_astep, movhicc_astep,
3871 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
3872 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
3873 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
3874 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
3876 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3877 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
3878 cmovsi_internal): Delete ! TARGET_A_STEP check.
3880 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3882 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
3883 possibility to report bugs via postal mail. Change a URL and
3884 merge in a nearly duplicate statement...
3885 (Bug Reporting): ...from here.
3886 (Service): Refer to the Bug Reporting section instead of
3888 (Contributing): Remove trivial explanations concerning snapshots.
3890 2001-01-16 Alan Modra <alan@linuxcare.com.au>
3892 * cppmain.c (general_init): Don't use ANSI prototype.
3894 2001-01-16 Tom Tromey <tromey@redhat.com>
3896 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
3898 2001-01-16 Richard Henderson <rth@redhat.com>
3900 * config/i386/i386.h: Fix comment typo.
3901 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
3902 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
3904 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3906 * gcc.c: Revert previous -fsyntax-only-related change; move
3909 2001-01-16 Jakub Jelinek <jakub@redhat.com>
3911 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
3912 inmode after checking GET_CODE (op).
3914 2001-01-16 Richard Henderson <rth@redhat.com>
3916 * flow.c (struct propagate_block_info): Add mem_set_list_len.
3917 (MAX_MEM_SET_LIST_LEN): New.
3918 (propagate_one_insn): Update mem_set_list_len.
3919 (invalidate_mems_from_autoinc): Likewise.
3920 (invalidate_mems_from_set): Likewise.
3921 (mark_used_regs): Likewise.
3922 (init_propagate_block_info): Likewise. Stop collecting memories
3923 when we reach MAX_MEM_SET_LIST_LEN.
3924 (mark_set_1): Likewise.
3926 2001-01-16 Richard Henderson <rth@redhat.com>
3928 * unroll.c (precondition_loop_p): Fail if no iteration
3931 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3933 * gcc.c: When -fsyntax-only is given, do not complain about
3936 2001-01-15 Richard Henderson <rth@redhat.com>
3938 * config/i386/i386.c (asm_output_function_prefix): Remove.
3939 (ix86_asm_file_end): New.
3940 (load_pic_register): Generate pic_label_name into a
3941 staticly allocated buffer.
3942 * config/i386/i386-protos.h: Update.
3943 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
3944 (ASM_FILE_END): New.
3945 * config/i386/i386afe.h: New file.
3946 * config.gcc (i?86-*-elf) [tm_file]: Use it.
3947 (i?86-*-{freebsd,linux*,moss*}): Likewise.
3948 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
3949 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
3950 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
3951 * config/i386/sco5.h (ASM_FILE_END): Likewise.
3952 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
3954 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
3956 * Makefile.in (install-man): Remove explicit dependency on
3959 * configure.in, configure: Revert previous patch requiring perl
3962 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
3964 * toplev.c (flag_guess_branch_prob): New.
3965 (f_options): Add guess-branch-probability option.
3966 (rest_of_decl_compilation): Only estimate branch probability if
3968 (main): set flag_guess_branch_prob.
3970 * flags.h (flag_guess_branch_prob): New.
3972 2001-01-15 DJ Delorie <dj@redhat.com>
3974 * gcc.texi (Makefile): Add documentation for Makefile targets.
3976 2001-01-15 Philip Blundell <philb@gnu.org>
3978 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
3980 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
3981 (is_pic): Delete declaration.
3982 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
3983 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
3984 * config/arm/arm.md (builtin_setjmp_receiver): New.
3986 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3988 * arm.c (use_return_insn): Don't try to determine the function type
3989 until after reload has completed.
3990 (arm_output_epilogue): Don't adjust the sp value recovered from the
3992 (emit_multi_reg_push): Don't record dwarf information for the pc.
3993 * arm.md (eh_epilogue): The function type may have changed, so it
3994 needs to be recalculated.
3995 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
3996 unwind tables on arm/netbsd.
3998 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4000 * arm.md (cbranchsi4): Correct calculation of branch ranges.
4001 (negated_cbranchsi4): Likewise.
4003 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4005 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
4006 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4007 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
4008 pass -mapcs-* options to assembler.
4009 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
4010 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4011 (ASM_SPEC): Call subtarget_extra_asm_spec.
4013 2001-01-15 Andreas Jaeger <aj@suse.de>
4015 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
4017 (ix86_expand_builtin): Likewise.
4019 * gencodes.c (output_predicate_decls): Make i size_t to avoid
4020 warning about comparison between signed and unsigned.
4022 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4024 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
4026 2001-01-14 Ralf Baechle <ralf@gnu.org>
4028 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
4029 SUBTARGET_CPP_SPEC apropriatly.
4031 2001-01-12 Mark Mitchell <mark@codesourcery.com>
4033 * varasm.c (make_decl_rtl): Fix typo in last change.
4035 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
4037 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
4038 linker supports the init_priority C++ attribute.
4039 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
4040 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
4041 linker does not support init_priority C++ attribute.
4043 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
4045 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
4047 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4049 * c-parse.in (finish_parse): Add comment about cpp_destroy.
4050 * cp/lex.c (finish_parse): Similarly.
4051 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
4052 Return the number of errors encountered.
4053 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
4054 * cppmain.c (main): Don't call cpp_destroy.
4056 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4058 * configure.in: Require at least perl 5.6.0 to regenerate
4060 * configure: Regenerate.
4062 2001-01-14 Richard Henderson <rth@redhat.com>
4064 * genrecog.c (DT_veclen_ge): New.
4065 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
4066 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
4067 (nodes_identical_1): Handle DT_veclen_ge.
4068 (write_cond, debug_decision_2): Likewise.
4070 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4072 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
4074 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
4076 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4078 * cppmain.c (do_preprocessing): New function; most of the old
4080 (main): Call it to do most of the work.
4081 (cb): Move from global scope to set_callbacks ().
4082 (setup_callbacks): Get the callback pointer.
4083 (general_init, printer_init): Clean up code and comments.
4085 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4087 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
4090 2001-01-14 Kazu Hirata <kazu@hxi.com>
4092 * config/h8300/h8300.c (get_shift_alg): Update comments.
4094 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4096 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
4097 (alloc_page, ggc_alloc): Add casts to remove warnings.
4099 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4101 * combine.c (simplify_comparison): Don't change `code' when
4102 can't reverse comparison.
4104 2001-01-14 Richard Henderson <rth@redhat.com>
4106 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
4107 update all call sites. Return true for all non-label constants.
4109 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
4111 * i386.c (ix86_expand_compare): Add bypass_test and second_test
4113 (ix86_expand_branch): Update.
4114 (ix86_expand_setcc): Update to handle multiple test conditions.
4115 (expand_int_movcc): Likewise.
4116 (expand_fp_movcc): Likewise.
4117 * i386-protos.h (ix86_expand_compare): New.
4118 * i386.md (andqi_?_slp, orqi_?_slp): New.
4119 (conditional trap expander): Update call to ix86_expand_compare.
4121 2001-01-14 Richard Henderson <rth@redhat.com>
4123 * config/vax/vax.md: Use nonimmediate_operand instead of
4124 general_operand in destinations.
4126 * config/vax/vax.md (indirect_jump): Use register_operand.
4128 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
4129 * config/vax/vax.md (call_pop): Turn into an expander.
4130 (call_value_pop): Likewise.
4131 (call, call_value): New.
4133 2001-01-14 Andreas Jaeger <aj@suse.de>
4135 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
4137 (ix86_fp_compare_mode): Add unused attribute.
4138 (ix86_expand_fp_movcc): Remove unused variable.
4139 (ix86_expand_builtin): Make fcode unsigned.
4141 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
4142 (expand_expr): Add cast to avoid signed warning.
4143 (store_field): Likewise.
4144 (store_constructor_field): Likewise.
4145 (store_constructor): Likewise.
4146 (store_expr): Likewise.
4147 (clear_storage): Likewise.
4148 (emit_group_store): Likewise.
4149 (emit_group_load): Likewise.
4151 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4153 * c-common.c: Move format checking code to ...
4154 * c-format.c: ... here. New file. Reorder some functions and
4156 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
4158 * c-common.h (decl_handle_format_attribute,
4159 decl_handle_format_arg_attribute): Declare.
4160 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
4161 (c-common.o): Adjust dependencies.
4162 (c-format.o): New list of dependencies.
4164 2001-01-13 Jakub Jelinek <jakub@redhat.com>
4166 * unroll.c (loop_iterations): If we cannot prove iteration variable
4167 is set once in each iteration, punt.
4169 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
4171 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
4172 (*strlenhi): Remove clobber (which was buggy) of output address.
4174 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4176 * Makefile.in (generated-manpages): Add gcc.1
4177 ($(srcdir)/gcc.1): New target.
4178 (maintainer-clean): Delete $(srcdir)/gcc.1.
4179 * gcc.texi: Add macros @gccoptlist and @gol.
4180 * invoke.texi: Include option summary in manpage. Mark up option
4181 summary with @gccoptlist and @gol. Use @r in one place where
4183 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
4184 * gcc.1: Generate from invoke.texi.
4186 2001-01-13 Richard Henderson <rth@redhat.com>
4188 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
4189 (struct page_entry): Add group member.
4190 (struct page_group): New.
4191 (struct globals): Add page_groups member.
4192 (alloc_anon): Only define for using mmap; remove valloc call.
4193 (page_group_index): New.
4194 (set_page_group_in_use): New.
4195 (clear_page_group_in_use): New.
4196 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
4197 (free_page, release_pages): Likewise.
4198 * configure.in (with-gc): Default to ggc-page always.
4200 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4202 * reload1.c (replace_pseudos_in_call_usage): Use
4203 reg_equiv_constant and reg_equiv_address, and don't try
4204 regno_reg_rtx first.
4206 2001-01-13 Richard Henderson <rth@redhat.com>
4208 * ggc-page.c (alloc_page): Round up allocation size to one page.
4209 Set e->order on extra pages.
4211 2001-01-13 Richard Henderson <rth@redhat.com>
4213 * genrecog.c (nodes_identical): Expand commentary.
4214 (write_switch): Watch out for identical nodes.
4216 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4218 * cppfiles.c (_cpp_fake_include): New function.
4219 * cpphash.h (_cpp_fake_include): New.
4220 * cpplib.c (do_line): Call _cpp_fake_include when entering
4221 header files in preprocessed input.
4222 * cppmain.c (cb_pragma_implementation): Remove handling.
4223 (setup_callbacks): Don't register pragmas.
4225 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4227 * extend.texi: Udate for CPP.
4229 2001-01-13 Andreas Jaeger <aj@suse.de>
4231 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
4233 * regmove.c: Add prototype for replace_in_call_usage.
4235 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4237 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
4238 struct cpp_chunk, struct htab, struct toklist,
4239 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
4240 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
4241 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
4242 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4243 (struct macro_args): Delete.
4244 * cpphash.h: See above.
4246 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4248 * cppmain.c (struct printer): Remove no_line_dirs.
4250 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4251 : Use options rather than CPP_OPTION.
4252 (setup_callbacks): Use cb rather than pfile->cb.
4253 (main): No need to check for a buffer. Use cpp_errors.
4254 (printer_init): Don't set no_line_dirs.
4255 (maybe_print_line): Use options not no_line_dirs.
4256 (cb_file_change): Don't call print_line if -P.
4258 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4260 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4262 * c-parse.in (finish_parse): Use cpp_errors.
4263 (__yylex): Use return value of cpp_pop_buffer.
4264 * cp/lex.c (finish_parse): Use cpp_errors.
4265 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4267 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4269 * README.AVR: URLs corrected.
4271 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4273 * c-decl.c (start_function): Don't warn if old prototype is builtin
4274 that's not in C's namespace.
4275 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4276 (_bb): Add prototype for ctime.
4277 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4279 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4281 * i386.c (ix86_fp_comparison_arithmetics_cost,
4282 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4283 ix86_fp_comparison_cost): New functions.
4284 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4285 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4286 two-branch sequences; make static.
4287 (ix86_use_fcomi_compare): Do decision according to the costs.
4288 (split_fp_branch): New.
4289 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4290 * i386-protos.h (ix86_expand_fp_compare): Remove
4291 (ix86_split_fp_branch): Declare.
4293 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4294 and ix86_comparison_operator.
4296 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4299 * i386.c (put_condition_code): Output properly the unordered/ordered
4300 compares in fp case.
4301 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4303 * tm.texi (REVERSE_CONDITION): Document.
4304 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4305 in -ffast-math mode.
4306 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4308 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4310 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4312 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4315 * config/sh/sh.c (mova_p): Fix test for mova_const.
4317 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4319 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4320 cpp_get_options rather than dereferencing pfile and using
4322 * scan-decls.c (scan_decls): Use return value of
4323 cpp_pop_buffer rather than CPP_BUFFER.
4325 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4327 * cppinit.c (cpp_handle_option): help_only is now part of the
4328 cpp_options structure.
4329 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4330 cpp_set_callbacks): New functions.
4331 * cpplib.h (cpp_callbacks): Break out as a named structure.
4332 (cpp_options): Move help_only here from cpp_reader.
4333 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4334 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4335 cpp_set_callbacks): New prototypes.
4336 * cppmain.c (main): Update for help_only.
4338 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4340 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4341 Also build and remove and install and uninstall c-tree.info and
4343 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4344 ($(srcdir)/cppinternals.info): New target.
4345 * c-tree.texi: Change file name used when makeinfo used without -o
4346 from ir.info to c-tree.info. Add info directory entry.
4347 * cppinternals.texi: Add info directory entry.
4348 * .cvsignore: Update.
4350 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4352 * c-typeck.c (store_init_value): Don't require constant initializer
4353 elements with -pedantic -std=c99.
4354 (digest_init): Change error about non-constant initializer elements
4356 (constructor_range_end): Remove.
4357 (constructor_incremental, designator_depth,
4358 designator_errorneous): New variables.
4359 (struct constructor_stack): Remove range_end, add incremental.
4360 (struct constructor_range_stack, constructor_range_stack): New.
4361 (struct initializer_stack): Add constructor_range_stack.
4362 (finish_init): Set it.
4363 (start_init): Likewise. require_constant_elements for non-static
4364 trees only if not flag_isoc99.
4365 (really_start_incremental_init): Remove constructor_range_end, add
4366 constructor_incremental.
4367 (pop_init_level): Likewise.
4368 (push_init_level): Likewise. If implicit and the subobject had some
4369 value set already, preinitialize the level with it.
4370 Warn about missing braces only if not pushing due to designators.
4371 (set_designator, push_range_stack): New functions.
4372 (set_init_label): Use them.
4373 (set_init_index): Likewise. Remove constructor_range_end.
4374 Error if designator index is outside of array bounds.
4375 (add_pending_init): Compare values of purpose index trees, not the
4376 trees themselves. Allow overwriting of already initialized element.
4377 Issue a warning if it had side-effects.
4378 (set_nonincremental_init, set_nonincremental_init_from_string): New
4380 (pending_init_member): Rename to...
4381 (find_init_member): ...this function. Call set_nonincremental_init
4382 if necessary. Compare values of purpose index trees, not the trees
4383 themselves. Return the actual value, not just non-zero if something
4385 (output_init_element): Remove checks for duplicates.
4386 If field has zero size, only check the initializer for correctness.
4387 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4388 if constructor_incremental is zero. Change error about initializers
4389 not computable at load time into pedwarn.
4390 (output_pending_init_elements): Compare bit positions, not
4391 FIELD_DECLs to take into account zero-sized fields.
4392 (process_init_element): Use constructor_range_stack to fill all
4393 ranges in the designator lists from current level up.
4394 * extend.texi: Update documentation for labeled elements.
4396 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
4398 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
4399 to function usage for arguments passed by reference. Optimize
4400 callee-copied arguments.
4401 * regmove.c (replace_in_call_usage): New function.
4402 (fixup_match_1): Call it.
4403 * cse.c (cse_insn): Canonicalize registers in function usage.
4404 * reload1.c (replace_pseudos_in_call_usage): New function.
4407 * Makefile.in: Reverted yesterday's wrong patch. Installed the
4410 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4412 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
4415 2001-01-12 DJ Delorie <dj@redhat.com>
4417 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
4418 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
4421 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4423 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
4424 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
4425 -std options alongside references to -ansi. Update some
4426 documentation for C99.
4427 * cpp.1: Regenerate.
4429 2001-01-12 Andreas Jaeger <aj@suse.de>
4431 * haifa-sched.c (restore_line_notes): Remove argument block B
4433 * sched-ebb.c (schedule_ebb): Change caller.
4434 * sched-rgn.c (schedule_region): Likewise.
4435 * sched-int.h (restore_line_notes): Adjust prototype.
4437 * loop.h: Remove wrong declaration of doloop_condition_get.
4439 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4441 * extend.texi: Move C++-extension-related node from the C section
4442 into the C++ section.
4444 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4446 * extend.texi: Refer to an array of pointers to functions instead
4447 of one of functions.
4449 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
4450 Jan Hubicka <jh@suse.cz>
4452 * combine.c (reversed_comparison): Fix typo in last patch.
4454 (combine_reversed_comparison_code): Make static to follow
4455 prototype declaration.
4457 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4459 * install.texi: Remove misplaced duplicate entry.
4461 2001-01-11 Ulrich Drepper <drepper@redhat.com>
4463 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
4465 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
4467 * final.c: (leaf_function_p): Fix typo.
4469 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
4471 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
4472 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
4474 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
4475 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
4476 mmap_anon, and valloc is available.
4477 * ggc-page.c: Restructure ifdef logic to match new autoconf
4478 spec. Don't throw away the test page in init_ggc.
4480 * configure, config.in: Regenerate.
4482 2001-01-12 Michael Hayes <mhayes@redhat.com>
4484 * loop.h (total_biv_increment): Constify iv_class pointer.
4485 (struct induction): Replace `mem_mode' with `mem' rtx.
4486 * unroll.c (total_biv_increment): Constify iv_class pointer.
4487 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
4488 (find_mem_givs, combine_givs_p): Likewise.
4489 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
4491 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
4493 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
4495 (__gthread_getspecific): Ditto.
4497 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
4499 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
4500 put_condition_code): Convert fp comparison codes to integer
4502 (ix86_expand_fp_compare): Postnote the fp comparison code converison
4505 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
4506 * i386-protos.h (no_comparison_operator): Kill.
4508 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
4510 * combine.c (REVERSIBLE_CC_MODE): Remove.
4511 (reversible_comparison_p): Remove.
4512 (combine_reversed_comparison_code): New.
4513 (reversed_comparison): New.
4514 (combine_simplify_rtx): Use
4515 combine_reversed_comparison_code/reversed_comparison instead
4516 of reversible_comparison_p.
4517 (simplify_if_then_else): Likewise.
4518 (simplify_set): Likewise.
4519 (simplify_logical): Likewise.
4520 (if_then_else_cond): Likewise.
4521 (known_cond): Likewise.
4522 (simplify_comparison): Likewise.
4524 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
4526 * builtins.c (std_expand_builtin_va_start): Handle varargs when
4527 sizeof (int) is larger than sizeof(__word__).
4529 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4531 * cppinit.c (do_includes): Fix typo.
4533 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4535 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
4536 in S_REGS does not occur because not all sources are possible
4537 when a S_REGS is a destination (sometimes needs a clobber).
4538 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
4539 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
4540 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
4541 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
4542 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
4543 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
4544 (lshrdi_const1, lshrsi3_const16): Likewise.
4545 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
4546 (*movhi_68hc12, *movqi_68hc12): Likewise.
4547 (movstrictqi): Make sure reloading in D_REGS as a destination
4550 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4552 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
4554 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4556 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
4557 -D, -U and -A, and don't initialize the builtins.
4558 (do_includes): Error if -include or -imacros with -fpreprocessed.
4559 * cppmain.c (cb_define, cb_undef): Unconditionally process
4561 * tradcpp.c (main): Fix typo.
4563 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
4565 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
4566 (read_name_map): Use IS_ABSOLUTE_PATH.
4567 * tradcpp.c (get_filename): Likewise.
4569 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4571 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
4572 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
4573 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
4574 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
4575 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
4576 (cmphi_z_used): Don't use '@' for the output.
4577 (tstqi_z_used): Likewise.
4578 (cmpqi_z_used): Likewise.
4579 (one_cmplsi2): Likewise.
4581 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4583 * config/sh/sh.c (barrier_align): Recognize branch around far
4584 branch and redundant insn.
4586 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4588 * invoke.texi: Restore documentation of the drivers' switches -MD
4591 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4593 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
4595 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
4596 check-objc//%): Support parallel testing of multilibs.
4597 (TESTSUITEDIR): Set to testsuite by default, but override for
4599 (check-gcc, check-g++, check-g77, check-objc): Enter
4602 2001-01-11 Bernd Schmidt <bernds@redhat.com>
4604 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
4605 * sched-deps.c (deps_may_trap_p): Likewise.
4606 * basic-block.h: Remove a comment.
4607 * flow.c (PROP_POSTRELOAD): Remove.
4608 (update_life_info): Don't add it to prop_flags.
4609 (mark_set_1): Lose the code that was enabled by it.
4611 2001-01-11 Michael Hayes <mhayes@redhat.com>
4613 * flow.c (flow_call_edges_add): New.
4614 * basic_block.h (flow_call_edges_add): New.
4616 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
4618 * reload1.c (move2add_note_store): Update reg_set_luid even if
4619 base reg remains the same.
4621 2001-01-10 Nick Clifton <nickc@redhat.com>
4623 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
4624 machine_function structure to zero.
4625 Add prototypes for machine_status functions.
4627 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4629 * c-common.h (CTI_VOID_LIST): Remove.
4630 (void_list_node): Likewise.
4631 * tree.h (TI_VOID_LIST_NODE): New enumeral.
4632 (void_list_node): New macro.
4633 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
4634 * config/i386/i386.c (ix86_init_builtins): Likewise.
4635 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
4637 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4639 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
4640 * cppinit.c (cpp_start_read): Update comment, remove unneeded
4642 * tradcpp.c: Include mkdeps.h.
4643 (deps, print_deps_phony_targets, deps_append, output_deps,
4644 init_dependency_output, output_deps): New.
4645 (deps_buffer, deps_allocated_size, deps_size, deps_column,
4646 deps_output): Delete.
4647 (print_deps_missing_files): Rename deps_missing_files.
4648 (inhibit_output): Make global.
4649 (main): Delete inhibit_output, deps_stream, deps_target.
4650 Use mkdeps functionality in the same way as cpplib. Remove
4651 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
4652 -M and -MM. Remove old handling of deps via deps_out, and
4653 old reading of environment variables.
4654 (get_filename): Update to use deps_add_dep.
4656 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4658 * output.h (make_function_rtl): Remove prototype.
4659 (make_decl_rtl): Likewise.
4660 * varasm.c (make_function_rtl): Remove.
4661 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
4662 than from a third parameter.
4663 * tree.h (make_decl_rtl): Remove last parameter.
4664 * c-decl.c (builtin_function): Remove last argument in call to
4665 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
4666 (start_function): Likewise.
4667 * except.c (call_get_eh_context): Likewise.
4668 * expr.c (emit_block_move): Likewise.
4669 (clear_storage): Likewise.
4670 * profile.c (output_func_start_profiler): Likewise.
4671 * toplev.c (rest_of_decl_compilation): Likewise.
4672 * objc/objc-act.c (create_builtin_decl): Likewise.
4673 (synth_module_prologue): Likewise.
4674 (generate_static_reference): Likewise.
4675 (build_selector_reference_decl): Likewise.
4676 (build_class_reference_decl): Likewise.
4677 (build_objc_string_decl): Likewise.
4678 (build_protocol_reference): Likewise.
4680 2001-01-10 Richard Henderson <rth@redhat.com>
4682 * hwint.h: Revert yesterday's change.
4684 2001-01-10 Nick Clifton <nickc@redhat.com>
4686 * function.h (save_machine_status): Delete.
4687 (restore_machine_status): Delete.
4688 Amend comment describing {init|mark|free}_machine_status.
4690 * function.c (save_machine_status): Delete.
4691 (restore_machine_status): Delete.
4692 Amend comment describing {init|mark|free}_machine_status.
4693 (push_function_context_to): Remove invocation of
4694 save_machine_status.
4695 (pop_function_context_from): Remove invocation of
4696 restore_machine_status.
4698 * emit-rtl.c (init_emit_once): Amend comment describing
4699 {init|mark|free}_machine_status.
4701 * tm.texi (Per-Function Data): New node. Describe the
4702 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
4705 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4707 * cppinit.c (OPT_g): Remove.
4708 (cpp_handle_option): Update for removed -g3.
4709 (print_help): Update.
4710 * cpplib.h (struct cpp_options): Remove debug_output.
4711 * cppmain.c (setup_callbacks, cb_define): Update.
4712 * gcc.c (cpp_options): Translate -g3 to -dD.
4714 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
4716 * config/i960/i960.md: Change modifier to + on the zero_extract
4717 pattern after the (rotate -2 reg) canonicalization pattern.
4719 2001-01-10 Richard Henderson <rth@redhat.com>
4721 * config/alpha/alpha.c (alpha_free_machine_status): New.
4722 (override_options): Install it.
4723 (alpha_mark_machine_status): Verify machine non-null.
4724 * config/i386/i386.c (ix86_free_machine_status): New.
4725 (override_options): Install it.
4726 (ix86_init_machine_status): Use xcalloc.
4727 (ix86_mark_machine_status): Verify machine non-null.
4728 * config/ia64/ia64.c (ia64_free_machine_status): New.
4729 (ia64_override_options): Install it.
4730 (ia64_mark_machine_status): Verify machine non-null.
4732 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
4734 * function.c (instantiate_virtual_regs): Instantiate virtual
4735 registers found in CALL_INSN_FUNCTION_USAGE.
4737 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4739 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
4740 equivalent to -ansi in disabling -Di386.
4742 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
4744 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
4746 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
4748 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
4750 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
4752 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4754 * invoke.texi: Document that -fcond-mismatch isn't supported for
4757 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4759 * gcc.texi: Define macro gcctabopt.
4760 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
4761 @command, @env and @option in some places where appropriate. Use
4762 @gcctabopt where appropriate. Put URLs and email addresses inside
4765 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
4767 * gcc.c (cpp_options): Set MD file name from output
4768 filename, if specified.
4769 (suffix_subst): New static variable.
4770 (do_spec): Clear it.
4771 (do_spec_1, case '.'): Handle new `%.suffix' spec.
4773 (give_switch): Handle suffix_subst.
4775 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4777 * invoke.texi: Fix another typo.
4779 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4781 * invoke.texi: Fix typo.
4783 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4785 * c-lang.c (lang_hooks): Update.
4786 (lang_decode_option): Remove.
4787 (lang_init_options): Rename c_init_options.
4788 * toplev.c (main): Use lang_hooks for lang_init_options
4789 and lang_decode_option.
4790 * toplev.h (lang_hooks): Add 2 new hooks.
4791 * tree.h: Remove lang_init_options and lang_decode_option.
4792 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
4793 * cp/decl2.c: Similarly.
4794 * cp/lex.c (lang_init_options): Rename cxx_init_options.
4795 (lang_hooks): Update.
4796 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
4798 (lang_init_options): Rename ffe_init_options.
4799 (lang_hooks): Update.
4800 (lang_decode_option): Remove.
4801 * java/lang.c (lang_init_options): Rename java_init_options.
4802 (lang_decode_option): Rename java_decode_option.
4803 (lang_hooks): Update.
4804 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
4805 (lang_decode_option): Rename objc_decode_option.
4806 (lang_hooks): Update.
4808 2001-01-09 Nick Clifton <nickc@redhat.com>
4810 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
4811 (d30v_return_addr_rtx): Delete.
4812 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
4813 cfun->machine structure.
4814 (struct machine_function): Move to d30v.h
4815 (d30v_save_machine_status): Delete.
4816 (d30v_restore_machine_status): Delete.
4817 (d30v_init_machine_status): New Function.
4818 (d30v_mark_machine_status): New Function.
4819 (d30v_free_machine_status): New Function.
4820 (d30v_init_expanders): Use new functions.
4821 (d30v_return_addr): Use ra_rtx field in cfun->machine.
4822 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
4823 d30v_return_addr_rtx.
4825 * config/d30v/d30v.h (struct_machine): Move here.
4826 Add eh_epilogue_sp_ofs field.
4828 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
4829 field in cfun->machine structure.
4831 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
4833 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
4834 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
4835 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4837 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
4839 * objc/lang-options.h: Remove bogus reference to
4842 2001-01-09 Kazu Hirata <kazu@hxi.com>
4844 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
4847 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
4849 * reload.c (find_reloads_address): Check for eliminable registers
4850 when substituting a constant expression for a pseudo.
4852 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
4854 * c-common.c (enum format_type): Add format_type_error.
4855 (decode_format_type): New function.
4856 (decl_attributes): Use it.
4857 (format_kind_info): Adjust comment.
4859 2001-01-09 David O'Brien <obrien@BSDi.com>
4861 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
4862 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
4864 * config/i386/gnu.h: Don't include required platform specific .h files,
4865 tm.h will do it instead.
4866 * config/i386/i386elf.h: Likewise.
4867 * config/i386/linux.h: Likewise.
4868 * config/i386/moss.h: Likewise.
4869 * config/mips/gnu.h: Likewise.
4871 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4873 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
4874 (rs6000-ibm-aix3.[01]*): Likewise.
4875 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
4876 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
4877 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
4878 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
4879 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
4880 (powerpc-*-eabiaix*): Likewise.
4881 (powerpc-*-eabisim*): Likewise.
4882 (powerpc-*-elf*): Likewise.
4883 (powerpc-*-eabi*): Likewise.
4884 (powerpc-*-rtems*): Likewise.
4885 (powerpc-*-linux*libc1): Likewise.
4886 (powerpc-*-linux*): Likewise.
4887 (powerpc-wrs-vxworks*): Likewise.
4888 (powerpcle-wrs-vxworks*): Likewise.
4889 (powerpcle-*-sysv*): Likewise.
4890 (powerpcle-*-elf*): Likewise.
4891 (powerpcle-*-eabisim*): Likewise.
4892 (powerpcle-*-eabi*): Likewise.
4893 (powerpcle-*-solaris2*): Likewise.
4894 * config/rs6000/aix31.h: Delete includes.
4895 * config/rs6000/aix3newas.h: Likewise.
4896 * config/rs6000/aix41.h: Likewise.
4897 * config/rs6000/aix43.h: Likewise.
4898 * config/rs6000/beos.h: Likewise.
4899 * config/rs6000/rtems.h: Likewise.
4900 * config/rs6000/sysv4.h: Likewise.
4902 2001-01-09 Kazu Hirata <kazu@hxi.com>
4904 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
4905 Change an argument mode of machine_mode to shift_mode of
4906 shift_mode. Remove an extra error check.
4907 (emit_a_shift): Adopt to the new calling prototype of
4909 (function_prologue): Fix code for a monitor
4910 function. Support H8/S.
4911 (function_epilogue): Do not output pop for a monitor function.
4913 2001-01-09 Nick Clifton <nickc@redhat.com>
4915 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
4916 (setup_incoming_varargs): Use sysv_varargs_p field of the
4917 cfun->machine structure.
4918 (struct machine_function): Move to rs6000.h
4919 (rs6000_save_machine_status): Delete.
4920 (rs6000_restore_machine_status): Delete.
4921 (rs6000_init_machine_status): New Function.
4922 (rs6000_free_machine_status): New Function.
4923 (rs6000_init_expanders): Use new functions.
4925 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
4927 (struct machine_function): Move here.
4929 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
4930 sysv_varargs_p field of the cfun->machine structure.
4932 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
4934 (rs6000_restore_machine_status): Remove prototype.
4936 2001-01-09 Richard Henderson <rth@redhat.com>
4938 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
4939 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
4940 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
4941 (sched_analyze_2, sched_analyze_insn): Likewise.
4942 (sched_analyze, init_deps): Likewise.
4943 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
4944 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
4945 (compute_block_backward_dependences): Update propagate_deps call.
4947 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
4949 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
4951 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4953 * cppinit.c (OPT_MD, OPT_MMD): Restore.
4954 (cpp_handle_option): Handle them.
4955 (cpp_post_options): Ensure one of -M or -MM is specified with
4956 any other -M? option.
4957 (init_dependency_output): Suppress output with -MG.
4959 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4962 * invoke.texi: Update.
4964 2001-01-09 Bernd Schmidt <bernds@redhat.com>
4966 * sh.md (reload_outsf): Generate recognizable patterns for
4969 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4971 * c-lang.c (lang_hooks): Update.
4972 (lang_init): Rename c_init.
4973 (lang_finish): Remove.
4974 * toplev.c (compile_file): Use lang_hooks for lang_init ()
4976 * toplev.h (lang_hooks): Add init () and finish ().
4977 * tree.h (lang_init, lang_finish): Remove.
4978 * cp/tree.h (lang_init, lang_finish): Remove.
4979 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
4980 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
4982 (lang_init, lang_finish): Remove.
4983 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
4984 (lang_hooks): Update.
4985 * java/lang.c (lang_init): Rename java_init.
4986 (lang_finish): Remove.
4987 (lang_hooks): Update.
4988 * objc/objc-act.c (lang_init): Rename objc_init.
4989 (lang_finish): Remove.
4990 (lang_hoooks): Update.
4992 20001-01-09 Graham Stott <grahams@redhat.com>
4994 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
4995 after `ptr` is initialised.
4997 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4999 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
5000 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
5001 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
5002 stack adjusts, instead of r3.
5004 2001-01-09 Michael Hayes <mhayes@redhat.com>
5006 * flow.c (flow_loop_scan): Break out of ...
5007 (flow_loops_find) ... here.
5008 * basic-block.h (flow_loop_scan): New.
5009 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
5010 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
5012 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5014 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
5016 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
5017 realloc()ing macro_buffer.
5019 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
5020 if it's wider than long and the target's long is wider than the
5023 2001-01-09 Mark Mitchell <mark@codesourcery.com>
5025 Remove support for using UWIN as a host machine.
5026 * configure.in: Issue an error message.
5027 * configure: Regenerated.
5028 * config.gcc: Remove xm_* UWIN configury.
5029 * config/i386/xm-uwin.h: Remove.
5031 2001-01-08 Nick Clifton <nickc@redhat.com>
5033 * config/v850/v850.c (ra_rtx): Delete.
5034 (v850_save_machine_status): Delete.
5035 (v850_restore_machine_status): Delete.
5036 (v850_init_machine_status): New function.
5037 (v850_mark_machine_status): New function.
5038 (v850_free_machine_status): New function.
5039 (v850_return_addr): Use ra_rtx field in machine structure.
5040 (v850_init_expanders): Use new functions.
5042 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
5043 * config/v850/v850.c: Change arguments to v850_output+* functions
5044 to take a const char *, to avoid compile time warning.
5045 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
5046 (USER_LABEL_PREFIX): Redefine.
5048 2000-01-08 Jim Wilson <wilson@redhat.com>
5050 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
5051 1 to unsigned HOST_WIDE_INT before left shift.
5053 2001-01-08 Nick Clifton <nickc@redhat.com>
5055 * config/arm/arm.c (arm_mark_machine_status): Check to see if
5056 the machine structure has been allocated.
5057 (arm_free_machine_status): New function: Free the machine
5058 specific function structure.
5060 2001-01-08 Richard Henderson <rth@redhat.com>
5062 * jump.c (simplejump_p): Revert last change.
5064 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
5066 * cppinit.c (init): Rename init_library.
5067 (cpp_create_reader): Update.
5068 * gcc.c (cpp_options): If -o given, use it as the target of
5071 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5073 * arm.c (arm_arch5e): New variable.
5074 (all_cores): XScale is a 5TE device.
5075 (arm_override_options): Set arm_arch5e.
5076 (arm_init_builtins): __builtin_prefetch is in arch5e.
5077 * arm.h (arm_arch5e): Declare it.
5079 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
5081 * arm.md (define_constants): Add defines for UNSPEC and
5082 UNSPEC_VOLATILE insns. Update all users.
5083 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
5084 * arm.c (multi_register_push, note_invalid_constants)
5085 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
5086 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
5087 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
5089 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
5091 * jump.c (jump_optimize_1): Use reversed_comparison_code
5092 instead of can_reverse_comparison_p.
5093 (jump_back_p): Likewise.
5094 (invert_exp_1): Likewise.
5095 (thread_jumps): Likewise.
5096 * simplify-rtx.c (simplify_unary_operation): Likewise.
5097 (simplify_ternary_operation): Likewise.
5098 * cse.c (find_comparison_args): Convert to use
5099 can_reverse_comparison_p.
5100 (record_jump_equiv): Likewise.
5102 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5104 * arm.h (HARD_REGNO_RENAME_OK): Delete.
5105 (EPILOGUE_USES): Define.
5106 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
5107 automatically stack the LR if it isn't live.
5109 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
5111 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
5114 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
5116 * ggc-page.c (max_alignment): New structure.
5117 (MAX_ALIGNMENT): New macro.
5118 (init_ggc): Use it to round up the sizes in the
5119 extra_order_size_table.
5121 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5123 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
5126 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5128 * builtins.def (BUILT_IN_FPRINTF): New entry.
5130 * c-common.c (c_expand_builtin_fprintf): New function.
5131 (init_function_format_info): Handle __builtin_fprintf.
5132 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
5133 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
5135 * c-decl.c (duplicate_decls): Adjust comment.
5137 * extend.texi (fprintf): Document new builtin.
5139 2001-01-07 Richard Henderson <rth@redhat.com>
5141 * jump.c (simplejump_p): Recognize any single_set jump
5144 2001-01-07 Richard Henderson <rth@redhat.com>
5146 * configure.in (slibdir): Accept an --with-slibdir option.
5147 Use "test" not "[" in configure. Default to $(libdir).
5149 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
5151 * config/t-aix43 (SHLIB_INSTALL): Likewise.
5152 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
5153 (SHLIB_LINK): Create links for the soname.
5154 * config/mips/t-iris6: Likewise.
5155 * config/sparc/t-slibgcc: Likewise.
5156 * config/sparc/t-slibgcc-sld: Likewise.
5158 2001-01-07 Jakub Jelinek <jakub@redhat.com>
5160 * config/i386/i386.c (constant_call_address_operand): Accept
5161 (const (plus (symbol_ref) (const_int))).
5162 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
5163 constant_call_address_operand.
5165 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5167 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
5168 and LONG_LONG_TYPE_SIZE > 32.
5170 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5172 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
5173 the previous change.
5175 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
5177 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
5179 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
5180 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
5181 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
5184 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5186 * fix-header.c (read_scan_file): s/pfile/scan_in/.
5188 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5190 * c-lang.c (c_post_options): Call cpp_post_options.
5191 * objc/objc-act.c (objc_post_options): Similarly.
5192 * cppmain.c (main): Similarly.
5193 * fix-header.c (read_scan_file): Similarly.
5194 * cppinit.c (cpp_start_read): Move option consistency checks
5195 to cpp_post_options. Don't call init_dependency_output.
5196 If needed, add default target and main file dependency.
5197 (OPT_MD, OPT_MMD): Remove.
5199 (cpp_handle_option): Update for OPT_* changes.
5200 (cpp_post_options): New.
5201 (init_dependency_output): Command line -MF overrides environment
5202 variables. Don't set default target etc. Suppress output
5203 if dependencies are going to stdout.
5204 (print_help): Update.
5205 * cpplib.h (cpp_post_options): New.
5206 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
5208 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
5210 * jump.c (comparison_dominates_p): Support unordered compares.
5212 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
5214 * simplify-rtx.c (simplify_relational_operation): Always simplify
5215 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
5218 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
5220 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
5221 (nonzero_bits): Likewise.
5222 (simplify_comparison): Likewise.
5223 (num_sign_bit_copies): Likewise; return more sane value depending
5224 on STORE_FLAG_VALUE.
5225 (known_cond): Do not assume EQ to be always true for equivalent
5228 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
5230 * cse.c (fold_rtx): Handle unordered comparisons.
5232 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
5234 * rtlanal.c (set_of_1): New static function.
5235 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
5236 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
5237 reg_set_last_last_regno): Remove.
5238 (set_of): New global function.
5239 (set_of_data): New structure.
5240 (reg_set_p, reg_set_last): Revamp for set_of.
5241 * rtl.h (set_of): New.
5243 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5245 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5246 * extend.texi: Document _Exit builtin.
5248 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5250 * (initialize, initialize_builtins,
5251 initialize_dependency_output, initialize_standard_includes):
5252 Rename s/initialize/init. Update.
5253 (init_dependency_output): Move to after
5254 cpp_handle_options, the correct location temporally at least.
5255 (opt_comp): Move next to init (), its caller. Fix prototype.
5256 (init): Make "initialized" local scope.
5257 (cpp_create_reader): Always call init ().
5258 (cpp_start_read): Update.
5259 (output_deps): New function, broken out of cpp_finish.
5260 (cpp_finish): Break out output_deps.
5262 2001-01-07 Richard Henderson <rth@redhat.com>
5264 * collect2.c (COFF specific stuff): Revert 12-06 patch
5265 to prototype system functions.
5267 2001-01-07 Michael Hayes <mhayes@redhat.com>
5269 * hard-reg-set.h: Add multiple include guard.
5270 * basic-block.h (struct loop): Add `sink' field.
5271 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5272 (emit_iv_add_mult): Delete.
5273 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5274 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5275 (unroll_loop): Remove end_insert_before argument.
5276 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5277 (maybe_eliminate_biv_1): Likewise.
5278 (emit_iv_add_mult): Delete.
5279 (gen_add_mult, loop_regs_update): New.
5280 (loop_insn_emit_after, loop_insn_emit_before): New.
5281 (loop_insn_sink, loop_insn_sink_or_swim): New.
5282 (emit_iv_add_mult): Delete.
5283 (scan_loop): Set loop->sink.
5284 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5285 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5286 (maybe_eliminate_biv_1): Likewise.
5287 (maybe_eliminate_biv_1): Add basic block argument.
5288 * unroll.c (unroll_loop): Remove end_insert_before argument.
5289 (find_splittable_regs): Likewise.
5290 (find_splittable_regs): Use loop_insn_sink and its ilk.
5291 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5293 2001-01-07 Michael Hayes <mhayes@redhat.com>
5295 * loop.h (loop_insn_hoist): New prototype.
5296 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5297 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5298 (check_dbra_loop, load_mems): Likewise.
5299 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5300 (find_splittable_givs): Likewise.
5302 2001-01-07 Michael Hayes <mhayes@redhat.com>
5304 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5306 2001-01-07 Richard Henderson <rth@redhat.com>
5308 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5310 2001-01-07 Richard Henderson <rth@redhat.com>
5312 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5313 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5314 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5315 variant that handles a shared libgcc.
5316 (process_command): Always validate -{static,shared}-libgcc.
5317 (do_spec_1): New 'M' case.
5318 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5320 2001-01-07 Richard Henderson <rth@redhat.com>
5322 * Makefile.in (slibdir): New variable.
5323 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5324 (installdirs): Create slibdir.
5325 (install-libgcc, install-multilib): Defer to libgcc.mk.
5326 * configure.in (slibdir): Substitute.
5327 * mklibgcc.in (install): New target.
5329 * config/t-linux (SHLIB_LINK): Create links for the soname.
5330 (SHLIB_INSTALL): New.
5331 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5332 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5333 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5334 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5335 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5337 2001-01-07 Richard Henderson <rth@redhat.com>
5339 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5340 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5341 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5343 2001-01-07 Michael Hayes <mhayes@redhat.com>
5345 * loop.c (count_loop_regs_set): Delete.
5346 (load_mems_and_recount_loop_regs_set): Delete.
5347 (loop_regs_scan): Merge common code from count_loop_regs_set,
5348 scan_loop, and load_mems_and_recount_loop_regs_set.
5349 (scan_loop): Call load_mems directly and loop_regs_scan
5350 again if new registers created.
5352 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5354 * toplev.c (main): Call the front-end specific post_options
5355 hook if one is given.
5356 * toplev.h (struct_lang_hooks, lang_hooks): New.
5357 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5358 for the C front end.
5359 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5360 lang_hooks for the C++ front end.
5361 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5362 lang_hooks for the ObjC front end.
5363 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5364 * java/lang.c (lang_hooks): Hooks for the Java front end.
5366 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5368 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5369 for verbose DWARF[2] debugging.
5370 (cb_define, cb_undef): The new callbacks.
5371 * toplev.h (debug_define, debug_undef): Make const correct.
5372 * toplev.c (debug_define, debug_undef): Similarly. Do not
5373 perform the verbosity tests here anymore.
5375 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5377 * reload.c (subst_reloads): Take INSN argument. When
5378 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5379 * reload.h (subst_reloads): Adjust prototype.
5380 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5381 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5382 present in JUMP_INSNs and copy them to JUMP_LABEL.
5383 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5384 JUMP_INSNs and insns with REG_LABELs that are followed by
5385 JUMP_INSNs with the same REG_LABEL.
5386 * sched-rgn.c (is_cfg_nonregular): Likewise.
5387 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5389 * unroll.c (unroll_loop): Look for REG_LABEL notes in
5391 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
5393 2001-01-06 Richard Henderson <rth@redhat.com>
5395 * loop.c (scan_loop): Use xcalloc for the regs array.
5396 (load_mems_and_recount_loop_regs_set): Zero the new memory
5397 received from xrealloc.
5399 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
5401 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
5403 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
5405 * integrate.c (copy_rtx_and_substitute): When copying
5406 an ignored return value, strip REG_FUNCTION_VALUE_P.
5408 2001-01-06 Michael Hayes <mhayes@redhat.com>
5410 * loop.c (debug_biv, debug_giv): New.
5411 (loop_biv_dump): Break out from ...
5412 (record_biv): ... here.
5413 (loop_giv_dump): Break out from ...
5414 (record_giv): ... here.
5415 (loop_bivs_check): Use print_simple_rtl.
5416 * unroll.c (loop_iterations): Use print_simple_rtl.
5418 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5420 * pa.md (return, return_internal): Modify patterns to prevent regrename
5421 mucking with the return pointer.
5423 2001-01-05 Richard Henderson <rth@redhat.com>
5425 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
5427 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
5429 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
5430 version supplied by Matteo Frigo.
5432 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5434 * cpp.texi: Update for -MQ.
5435 * cppinit.c (cpp_create_reader): Always create pfile->deps.
5436 (cpp_cleanup): Always free pfile->deps.
5437 (initialize_dependency_output): Don't create pfile->deps.
5438 (cpp_handle_option): Similarly.
5440 * gcc.c (cpp_options): Handle -MQ.
5441 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5442 * mkdeps.c (base_name): Remove.
5443 (deps_init): Don't allocate vector space until it's needed.
5444 (deps_free): Only free vectors if allocated.
5445 (deps_add_target, deps_add_dep): Update for initial allocation.
5446 (deps_add_default_target): Don't strip to the base_name.
5448 2001-01-05 DJ Delorie <dj@redhat.com>
5450 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
5451 (INIT_EXPANDERS): Define.
5453 * config/v850/v850.c (struct machine_function): Define.
5454 (v850_save_machine_status): New function.
5455 (v850_restore_machine_status): New function.
5456 (v850_return_addr): New function.
5457 (v850_init_expanders): New function.
5459 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
5460 and v850_init_expanders.
5462 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5464 * cpplib.h (struct cpp_reader): Add help_only field.
5465 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
5466 (cpp_handle_option): Set pfile->help_only if we see -h,
5467 --help, -target-help, or --version. Print version string but
5468 do not set help_only if we see -v or -version. Make text
5469 printed by -v match that printed by (-)-version.
5471 * cppmain.c (main): Exit after option parsing if
5472 pfile->help_only is true.
5474 * toplev.c (independent_decode_option): Call print_version,
5475 then exit, if we see --version (but not -version).
5476 (print_version): Split lengthy message into two lines.
5478 2001-01-05 Nick Clifton <nickc@redhat.com>
5480 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
5481 temporary string for initialisation before calling ggc_alloc_string.
5483 2001-01-06 Michael Hayes <mhayes@redhat.com>
5485 * rtl.h (print_simple_rtl): New.
5486 * print-rtl.c (print_simple_rtl): New.
5488 (print_rtx): Disable printing of flags and modes, etc.,
5489 if `flag_simple` nonzero.
5491 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5493 * function.c (fixup_var_refs): Use push_to_full_sequence where
5496 2001-01-05 Michael Meissner <meissner@redhat.com>
5498 * flags.h (flag_reorder_blocks): Add declaration.
5499 (flag_rename_block): Ditto.
5501 2001-01-05 DJ Delorie <dj@redhat.com>
5503 * function.c (reorder_blocks): Make sure the flags are all reset
5504 before using them to mark blocks, else a second invocation will
5505 corrupt the block chain.
5506 (reorder_blocks_0): New, resets the flags.
5508 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
5510 * cse.c (find_comparison_args): Stop if the argument is known to
5513 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5515 * config/sh/sh.md (movdf): When splitting load into pair of
5516 registers, don't clobber the register used in the address too
5519 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
5521 * varasm.c (mark_constant_pool): Improve initial comments.
5522 (mark_constants): Move marking of constants to mark_constant.
5523 (mark_constant): New function to recursively mark all constants
5524 referred to by a constant.
5526 2001-01-05 Catherine Moore <clm@redhat.com>
5528 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
5530 2001-01-05 Phil Edwards <pme@sources.redhat.com>
5532 * cp/lang-options.h: Bring comment in line with reality.
5533 * f/lang-options.h: Likewise.
5534 * java/lang-options.h: Likewise.
5535 * objc/lang-options.h: Likewise.
5536 * ch/lang-options.h: Likewise.
5537 * f/g77.texi: And update the manual.
5539 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
5540 Denis Chertykov <denisc@overta.ru>
5542 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
5543 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
5544 * config/avr/avr.md (all peepholes that request a scratch register):
5545 Call it, FAIL the peephole if not safe (in interrupt functions).
5547 2001-01-05 Mark Mitchell <mark@codesourcery.com>
5549 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
5551 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
5553 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
5555 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
5556 BUILT_IN_CREAL and BUILT_IN_CIMAG.
5557 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
5558 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
5559 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
5561 * extend.texi: Document these builtins.
5563 2001-01-05 Daniel Berlin <dberlin@redhat.com>
5565 * c-common.c (lang_get_alias_set): Say we know nothing of
5566 VECTOR_TYPE aliasing.
5568 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
5570 2001-01-05 Bruce Korb <bkorb@gnu.org>
5572 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
5573 their x* equivalent versions for atexit-less systems
5574 * fixinc/fixincl.c(main): do not return from main() on atexit-less
5575 systems (or any other system any more).
5577 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
5579 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
5580 output operands. Use arm_hard_register_operand for operand 4.
5581 (stmsi_postinc): Similarly.
5582 (ldmsi): Use arm_hard_register_operand for opernand 2.
5584 * arm.c (arm_hard_register_operand): New function.
5585 * arm-protos.h (arm_hard_register_operand): Prototype it.
5587 * arm.h (HARD_REGNO_RENAME_OK): Define.
5589 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
5591 * simplify-rtx.c (cfc_args): add "unordered" field.
5592 (check_fold_consts): Set unordered field.
5593 (simplify_relational_operation): Simplify the unordered
5596 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
5599 * emit-rtl.c (try_split): Fix code to mark labels.
5600 * jump.c (mark_jump_label): Make global.
5601 * rtl.h (mark_jump_label): Declare.
5603 * predict.c (estimate_probability): Handle unordred comparisons.
5605 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5607 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
5608 * cppinit.c (initialize_dependency_output): Update.
5609 (cpp_finish): Output dummy targets for -MP.
5611 (cpp_handle_option): Handle -MP. Don't quote -MT options.
5612 * cpplib.h (struct cpp_options): Add deps_phony_targets.
5613 * gcc.c (cpp_options): Update to handle -MP.
5614 * mkdeps.c (deps_add_target, deps_add_default_target): Update
5615 to quote only the default target.
5616 (deps_phony_targets): Insert a preceding newline. Rename from
5617 deps_dummy_targets for consistency.
5620 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5622 * calls.c (emit_library_call_value_1): Support
5623 INIT_CUMULATIVE_LIBCALL_ARGS.
5624 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
5626 2001-01-04 Richard Henderson <rth@redhat.com>
5628 * c-decl.c (finish_struct): Detect flexible array members
5629 used in an inappropriate context.
5630 * c-typeck.c (really_start_incremental_init): Special case
5631 constructor_max_index for zero length arrays.
5632 (pop_init_level): Allow initialization of flexible array
5633 members. Deprecate initialization of zero length arrays.
5634 Don't issue missing initializer warning for flexible array
5635 members or zero length arrays.
5636 (process_init_element): Don't dereference null DECL_SIZE.
5637 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
5638 Don't abort for empty constructors. Use size_binop
5639 (output_constructor): Add commentary regarding zero length
5640 array futures. Abort if we try to initialize an array of
5641 unspecified length with a non-empty constructor in the middle
5644 * extend.texi (Zero Length): Update and clarify documentation
5645 on static initialization.
5647 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5649 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
5650 with more than 32767 words of local storage.
5652 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5654 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
5655 for 'abs', 'labs', and 'fabs'.
5656 (c4x_expand_builtin): Likewise.
5657 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
5659 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5661 * config/sh/sh.md (prget, prset): New insn types.
5662 (return delay slot): Dont' allow prset.
5663 (call, sfunc delay slot): Don't allow prget.
5664 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
5665 for prset and prget.
5667 2001-01-05 Michael Hayes <mhayes@redhat.com>
5669 * loop.h (struct loop_reg): New.
5670 (struct loop_regs): Change to use array of `struct loop_reg'.
5671 * loop.c: Replace assortment of varrays with single regs array.
5672 (count_one_set): Delete may_not_move array argument
5673 and use regs array instead. All caller's changed.
5674 (count_loop_regs_set): Delete may_not_move and single_usage
5675 arguments and use regs array instead. All caller's changed.
5676 (find_single_use_in_loop): Replace usage array argument with pointer
5677 to regs structure. All caller's changed.
5678 (loop_optimize): Delete `moved_once' array.
5680 2001-01-05 Michael Hayes <mhayes@redhat.com>
5682 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
5683 Use it instead of loop_info->has_call for scanning loop mems.
5684 (check_dbra_loop): Replace loop_info->has_call test with
5685 loop_info->has_nonconst_call.
5687 2000-01-04 Matthew Hiller <hiller@redhat.com>
5689 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
5692 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5694 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
5695 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
5697 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5699 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
5700 (flag_short_double, flag_short_wchar): Define.
5701 (c_common_nodes_and_builtins): Create many tree nodes shared
5702 between C and C++ here instead of in cp/decl.c and ...
5703 * c-decl.c (init_decl_processing): ... here.
5704 (SIZE_TYPE, WCHAR_TYPE): Don't define.
5705 (flag_short_double, flag_short_wchar): Don't define.
5706 (record_builtin_type): New function.
5707 (build_void_list_node): New function.
5708 * c-common.h (flag_short_double, flag_short_wchar,
5709 record_builtin_type, build_void_list_node): Declare.
5711 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
5713 * integrate.c (expand_inline_function): Don't put a virtual
5714 register into the reg map.
5716 * function.c (fixup_var_refs_1): If force_operand didn't put
5717 the address into the target, move it there.
5719 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5721 Special-case tree_decl/tree_list allocations.
5722 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
5723 (OBJECT_SIZE): New macro.
5724 (NUM_EXTRA_ORDER): Likewise.
5725 (extra_order_size_table): New variable.
5726 (NUM_ORDERS): New macro.
5727 (objects_per_page_table): New variable.
5728 (object_size_table): New variable.
5729 (G.pages): Use NUM_ORDERS to bound the array.
5730 (G.page_tails): Likewise.
5731 (DIV_ROUND_UP): Remove.
5732 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
5733 (alloc_page): Use OBJECT_SIZE.
5734 (size_lookup): Don't make it const.
5735 (ggc_alloc): Use OBJECT_SIZE.
5736 (ggc_set_mark): Likewise.
5737 (ggc_get_size): Likewise.
5738 (init_ggc): Set up the object_size_table, objects_per_page_table,
5739 and adjust size_lookup.
5740 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
5741 (ggc_pop_context): Use NUM_ORDERS.
5742 (clear_marks): Likewise.
5743 (sweep_pages): Likewise.
5744 (poison_pages): Likewise.
5745 (ggc_print_statistics): Use OBJECT_SIZE.
5747 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5749 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
5750 Only call array_size_for_constructor if last field and array type
5751 with no upper bound.
5753 2001-01-04 Philip Blundell <philb@gnu.org>
5755 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
5756 from bit 31 downwards, if this requires no more insns.
5757 (count_insns_for_constant): New helper function for above.
5759 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
5761 * gencodes.c (output_predicate_decls): Remove empty initializer.
5763 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5765 * tree.c (copy_node): Remove documentation about obstacks.
5766 (buidl1): Check that nobody tries to build 2-argument nodes this
5769 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5771 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
5774 * gencodes.c (output_predicate_decls): Fill empty initializer
5777 2001-01-04 Jakub Jelinek <jakub@redhat.com>
5779 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
5780 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
5782 (do_include): Handle missing headers like cpp0.
5783 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
5784 paths with first include pathname. Don't strcat to uninitialized
5787 2001-01-04 Bernd Schmidt <bernds@redhat.com>
5789 * regrename.c (regrename_optimize): Don't rename from frame pointer
5790 if frame_pointer_needed.
5791 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
5792 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
5793 (ia64_reorg): Use it instead of scheduling if ! optimize.
5794 (errata_emit_nops): Properly call asm_noperands.
5795 (ia64_sched_reorder): Finish cycle if we see an asm.
5796 (ia64_variable_issue): Clear scheduling state after asms.
5798 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
5800 * cpp.texi: Update for -MT.
5801 * cppinit.c (initialize_dependency_output): Add a default
5802 target if none has been given already.
5803 (no_tgt, OPT_MT): New.
5804 (cpp_handle_option): Handle -MT. Update -M etc.
5805 * cpplib.h (struct cpp_options): Remove deps_target.
5806 * gcc.c (cpp_options): Handle -MT.
5807 * mkdeps.c (struct deps): Move from mkdeps.h.
5808 (deps_calc_target): Rename deps_add_default_target. Add a
5809 default target if none has been specified already.
5810 * mkdeps.h (struct deps): Move to mkdeps.c.
5811 (deps_calc_target): Rename deps_add_default_target.
5813 2000-01-03 Richard Henderson <rth@redhat.com>
5815 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
5817 * c-typeck.c (push_init_level): Move checks for flexible array
5818 members and zero length arrays ...
5819 (pop_init_level): ... here. Silently discard empty initializations.
5821 * varasm.c (output_constructor): Update for sizeof change to
5824 * extend.texi (Zero Length): Clarify semantics.
5826 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5828 * configure.in (tm.h): Include isns-codes.h last.
5829 * configure: Rebuilt.
5831 2001-01-03 Richard Henderson <rth@redhat.com>
5833 * config/alpha/alpha.md (addvsi3, addvdi3): New.
5834 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
5836 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5838 * tradcpp.c (main): Make sure finclude() is called with a valid
5839 indepth value while handling -include.
5841 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5843 * gencodes.c (output_predicate_decls): New function.
5845 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
5846 even if it is not the first time machmode.h is #included.
5847 * config/sh/sh.c (fpul_operand): Declare MODE argument.
5848 * tm.texi (PREDICATE_CODES): Document predicate declarations.
5849 * gcc.texi (Copyright): Added 2001.
5851 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5853 * c-common.c (c_common_lang_init): New function. Warn if format
5854 warning options which only have effects when used with -Wformat
5855 are used without -Wformat.
5856 * c-common.h (c_common_lang_init): Declare.
5857 * c-lang.c (lang_init): Call c_common_lang_init.
5858 * objc/objc-act.c (lang_init): Call c_common_lang_init.
5860 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5862 * configure.in: Check for the mktemp command.
5863 * configure: Regenerate.
5864 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
5865 $TEMP. Create temporary files with mktemp, if available at
5866 configure time; otherwise use set -C. Remove temporary files
5869 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5871 * configure.in: Require at least texinfo 4.0. Check for whether
5872 Pod::Man is sufficiently recent to regenerate GCC manpages.
5873 * configure: Regenerate.
5874 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
5876 (GENERATED_MANPAGES): Define.
5877 (generated-manpages): New target. Depend on cpp.1 as well as
5879 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
5880 configure to generated-manpages or empty) rather than on the
5881 manpages directly. Remove execute permission from installed
5882 gcov.1 as well as cpp.1.
5883 * cpp.1, gcov.1: Regenerate.
5885 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5887 * builtins.c (expand_builtin_strncmp): Use host_integerp and
5888 tree_low_cst. Allow using cmpstrsi in more cases.
5890 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5892 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
5895 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
5897 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
5898 * Makefile.in (HOST_CFLAGS): Mention build-make.
5900 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5902 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
5905 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5907 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
5910 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
5913 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
5914 reg_base_value and reg_known_value arrays.
5915 (init_alias_analysis): Add more cases to detect known values.
5916 * sched-deps.c (deps_may_trap_p): New function.
5917 (sched_analyze_2): Use it.
5919 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5921 * combine.c (simplify_shift_const): Even if we're sign-extracting,
5922 don't discard an ASHIFTRT if we're shifting in a wider mode.
5924 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5926 * toplev.c (rest_of_compilation): Don't print basic block information
5927 when CFG isn't up to date.
5929 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
5931 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
5932 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
5933 (UNALIGNED_SHORT_ASM_OP): Define.
5934 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
5936 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5938 * fold-const.c (fold_convert): Fix typo.
5940 2001-01-02 Richard Henderson <rth@redhat.com>
5942 * c-common.h (ASM_INPUT_P): New.
5943 * c-parse.in (asm): Set it when needed.
5944 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
5945 existance of an operand.
5947 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
5949 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
5950 (dwarf2out_frame_debug_expr): Likewise.
5951 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
5953 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
5955 * i386.c (ix86_split_to_parts): Return number of part required;
5957 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
5959 (ix86_split_long_move): Use number of part returned
5960 by ix86_split_to_parts
5961 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
5963 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
5964 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
5965 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
5966 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
5967 (ALIGN_MODE_128): Add TFmode.
5968 (IS_STACK_MODE): Likewise.
5969 (HARD_REGNO_NREGS): TFmode needs 3 registers.
5970 (HARD_REGNO_OK): Support TFmodes.
5971 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
5972 * i386.md (scheduler definitions): Use memory operand to determine
5973 fst/fld instructions; use mode attribute to determine real mode of
5975 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
5976 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
5978 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5980 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
5982 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5984 * expr.c (store_constructor_field): Update ALIGN before calling
5987 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5989 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
5992 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5994 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
5997 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5999 * c-decl.c (start_function): Don't warn on third parameter to main.
6001 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6003 * tsystem.h: Define HAVE_DECL_GETOPT.
6005 2001-01-02 Philip Blundell <pb@futuretv.com>
6007 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
6010 2001-01-02 Richard Henderson <rth@redhat.com>
6012 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
6014 2001-01-02 Andreas Jaeger <aj@suse.de>
6016 * c-decl.c (c_decode_option): Remove support of
6019 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
6020 (W_options): Add -Wmissing-noreturn here.
6022 * flow.c: Define lang_missing_noreturn_ok_p.
6023 (check_function_return_warnings): Use it.
6025 * c-common.h: Declare lang_missing_noreturn_ok_p.
6027 * c-lang.c (c_missing_noreturn_ok_p): New function.
6028 (lang_init): Set lang_missing_noreturn_ok_p.
6030 * invoke.texi (Warning Options): Document this.
6032 2000-12-27 Phil Edwards <pme@sources.redhat.com>
6034 * extend.texi (C++ Extensions): New node for C++ attributes;
6035 describe init_priority and com_interface.
6036 * invoke.texi: Remove -finit-priority as it now has zero effect.
6037 * install.texi: Fix xref syntax.
6038 * md.texi: Likewise.
6040 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6042 * config.gcc (sparc64-wrs-vxworks*): New case.
6043 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
6045 * config/sparc/sparc.c (sparc_override_options): Do support different
6046 pointer and architecture size.
6047 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
6048 (POINTERS_EXTEND_UNSIGNED): Define.
6049 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
6050 (FUNCTION_MODE): Define to be Pmode.
6051 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
6053 * function.c (expand_function_end): Properly handle DECL_RESULT
6054 and copy when ptr_mode != Pmode.
6055 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
6057 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6059 * c-common.c (c_common_nodes_and_builtins): Set prototype
6060 parameters for __builtin_fputs, __builtin_fputc and
6061 __builtin_fwrite. Don't declare plain fputc as a builtin.
6063 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6065 * loop.c (add_label_notes): Increment the label usage count when
6066 a note is added to an insn which refers to a CODE_LABEL.
6067 * gcse.c (add_label_notes): Likewise.
6069 2001-01-01 Andreas Jaeger <aj@suse.de>
6071 * loop.c (scan_loop): Use xmalloc to allocate movables.
6073 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6075 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
6076 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
6077 * reload1.c (REGISTER_MOVE_COST): Likewise.
6078 * regclass.c (REGISTER_MOVE_COST): Likewise.
6079 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
6080 dimension. Adjust all users.
6081 (init_reg_sets_1): Iterate on all modes.
6082 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
6083 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
6084 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
6085 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
6086 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
6087 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
6088 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
6089 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
6090 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
6091 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
6092 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
6093 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
6094 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
6095 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
6096 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
6097 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
6098 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
6099 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
6100 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
6101 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
6102 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
6103 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
6104 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
6105 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
6106 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
6107 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
6108 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
6110 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6112 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
6113 arg VARIES_P. Call it with extra arg.
6114 (true_dependence): Likewise.
6115 * rtl.h (rtx_addr_can_trap_p): Declare.
6116 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
6118 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
6119 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
6120 pic offset table register if it's zero. All callers changed.
6121 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
6123 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6125 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
6126 STRING_POOL_ADDRESS_P.
6128 * config/sparc/sparc.c (input_operand): Properly test for short op.
6130 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
6131 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
6132 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
6133 * config/sparc/elf.h: No longer include sol2.h.
6134 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
6135 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
6137 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
6139 2001-01-01 Michael Hayes <mhayes@redhat.com>
6141 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
6142 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
6143 (record_initial): Likewise.
6144 * unroll.c (copy_loop_body, loop_iterations): Likewise.
6145 (remap_split_bivs): Likewise.
6147 2001-01-01 Michael Hayes <mhayes@redhat.com>
6149 * loop.c (loop_ivs_free): New function.
6150 (strength_reduce): Break out from...
6152 2001-01-01 Michael Hayes <mhayes@redhat.com>
6154 * loop.h (struct iv): New.
6155 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
6156 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
6157 'reg_biv_class' fields with 'regs' and 'n_regs'.
6158 (struct ivs): Rename 'loop_iv_list' field to 'list'.
6159 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
6160 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
6162 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
6164 * resource.c (mark_referenced_resources): Abort() before
6165 attempting to mark a pseudo register.
6166 (mark_set_resources): Likewise.
6168 2001-01-01 Michael Hayes <mhayes@redhat.com>
6170 * loop.h (REG_IV_CLASS): New accessor macro.
6171 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
6172 * unroll.c (REG_IV_CLASS): Likewise.
6174 See ChangeLog.4 for earlier changes.