1 2001-03-14 Jakub Jelinek <jakub@redhat.com>
3 * reg-stack.c (stack_result): Unconditionally use
4 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
6 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
8 * expr.c (emit_move_insn_1): Split push of complex value when
9 no suitable push instruction exist.
11 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
14 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16 * alias.c (handled_component_p, can_address_p): New functions.
17 (get_alias_set): Use them.
19 2001-03-13 Jim Wilson <wilson@redhat.com>
21 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
22 from 80 in try_locals code.
23 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
25 2001-03-13 Zack Weinberg <zackw@stanford.edu>
27 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
28 gcc_AC_C_LONG_LONG): New.
29 * configure.in: Use them. Probe the size of short, int, long,
30 and long long/__int64 if we have them. Move all the AC_C_*
31 checks together, except gcc_AC_C_CHAR_BIT which has to go
32 after AC_CHECK_HEADERS(limits.h).
33 Take hwint.h out of host_xm_file and build_xm_file.
35 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
36 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
37 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
38 Move the HOST_WIDEST_INT setup logic here from system.h.
39 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
41 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
42 is now handled by hwint.h.
44 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
45 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
46 config/ia64/xm-ia64.h: Don't define any of:
47 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
48 HOST_BITS_PER_LONGLONG.
50 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
51 config/h8300/xm-h8300.h, config/mips/iris6.h,
52 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
53 config/sparc/xm-sp64.h: Delete.
54 * config.gcc: Remove references to deleted files.
56 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
57 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
58 * config/i370/xm-linux.h: Clarify floating-point situation in
61 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
63 * cppfiles.c (NO_INCLUDE_PATH): New macro.
64 (find_include_file): Decide here which part of the include
65 chain to start the search. Complain about an empty include
66 chain in all cases apart from an abolsute file name.
67 (_cpp_execute_include): Don't choose the search chain here.
68 Don't call handle_missing_include in the case of an empty
70 (_cpp_compare_file_date): Don't choose the search chain here.
71 * cpplib.c (do_include_next): Move the in-main-file diagnostic
72 here from _cpp_execute_include. Behave like #include if
73 we're in the main file.
75 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
77 * system.h (malloc, realloc, calloc, strdup): Only poison these
78 tokens when IN_GCC is defined.
80 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
82 * i386.md (abs?f expander): Support SSE case.
83 (abd?f_if): Add new "USE"; add splitters.
85 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
87 * cpp.texi (poison): Explain the macro expansion exception.
89 2001-03-13 Jakub Jelinek <jakub@redhat.com>
91 * expr.c (store_expr): Add dont_store_target. If temp is already in
92 target before copying to reg, don't store it into target again.
94 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
96 * cppinternals.texi: Update for file handling.
98 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
100 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
101 2001-02-24 which broke building the Java library.
102 * function.c (identify_blocks): Likewise.
103 (all_blocks): Likewise.
104 * integrate.c (integrate_decl_tree): Likewise.
105 * print-tree.c (print_node): Likewise.
106 * tree.h (BLOCK_NUMBER): Likewise.
107 (struct tree_block): Likewise.
109 2001-03-12 David Edelsohn <edelsohn@gnu.org>
111 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
112 __WCHAR_TYPE__ definition.
113 (WCHAR_TYPE_SIZE): #undef before #define.
115 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
117 * cppfiles.c: Update comments.
118 (destroy_include_file_node): Rename destroy_node.
119 (find_or_create_entry): New function.
120 (open_file, _cpp_fake_include): Use it.
121 (handle_missing_header): New function, broken out of
122 _cpp_execute include. Don't segfault if there is no
123 system or quoted path.
124 (_cpp_execute_include): Use handle_missing_header.
126 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
128 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
129 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
131 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
133 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
134 unless anti_dependence says they are.
135 * alias.c (objects_must_conflict): If neither has a type specified,
138 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
139 David Billinghurst <David.Billinghurst@riotinto.com>
141 * config/mips/iris5.h: Change WCHAR_TYPE to int.
143 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
145 * i386.md (trunctfdf2_2): Rename missnamed pattern.
146 (*_one_bit): Remove type on the match_operand in attributes.
148 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
150 * i386.c: Commit forgotten hunk in previous patch.
151 (regclass_map): Add extended registers.
152 (dbx_register_map): Add missing frame register.
154 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
156 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
158 * i386.md (x86_sahf_1): Disable for 64bit.
159 (popsi*, pophi*): Likewise.
160 (pushqi, pushhi): Likewise.
161 (movdi, pushdi): Likewise.
162 (zero extend DImode splitter): Likewise.
163 (adddi, minusdi splitter): Likewise.
164 (umulsidi): Likewise.
166 (mulsidi): Disable for 64bit
167 (lshift:DI/ashift:DI): Disable for 64bit.
168 (loop patterns): Likewise.
169 (call_pop, call_value_pop expanders and patterns): Likewise.
170 (prologue_get_pc): Likewise.
172 (fcmovDI pattern and splitter): Likewise.
173 (movdfcc_1_rex64): New.
175 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
177 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
178 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
179 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
180 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
181 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
182 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
183 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
184 (PUSH_ROUNDING): x86_64 rounds to 64bits.
185 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
186 (REGPARM_MAX): Set to 6 for x86_64.
187 (SSE_REGPARM_MAX): Set to 16 for x86_64.
188 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
191 * (patterns that does use upper halves): Update constraints
192 'q' to 'Q' and 'r' to 'R'.
193 (cmpqi_ext_1): Disable for 64bit.
194 (cmpqi_ext_3_insn): Likewise.
195 (movqi_extzv_1): Likewsie.
196 (addqi_ext_1): Liekwsie
197 (testqi_ext_1): Liekwsie
198 (andqi_ext_1): Liekwsie
199 (xorqi_ext_1): Liekwsie
200 (cmpqi_ext_1_rex64): New.
201 (cmpqi_ext_3_insn_rex64): Likewise.
202 (movqi_extzv_1_rex64): Likewsie.
203 (addqi_ext_1_rex64): Liekwsie
204 (testqi_ext_1_rex64): Liekwsie
205 (andqi_ext_1_rex64): Liekwsie
206 (xorqi_ext_1_rex64): Liekwsie
208 2001-03-11 Zack Weinberg <zackw@stanford.edu>
210 * configure.in: Move check for unsigned enumerated bitfields
211 to macro in aclocal.m4. Disable it for now.
212 * configure, config.in: Regenerate.
213 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
214 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
215 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
216 kind above its first use.
218 * config/xm-interix.h, config/alpha/xm-alpha.h,
219 config/i370/xm-linux.h, config/i386/xm-beos.h,
220 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
221 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
222 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
223 Don't define ONLY_INT_FIELDS under any circumstances.
225 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
227 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
228 config/sparc/xm-sysv4.h: Delete - now identical with some
230 * config.gcc (hppa targets): Replace xm-pahpux.h and
231 xm-papro.h with implicit xm-pa.h.
232 (sparc targets): Replace xm-sysv4.h with implicit or explicit
235 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
237 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
238 before reload_cse_noop_set_p.
240 2001-03-11 Zack Weinberg <zackw@stanford.edu>
242 * config.gcc: Where xm-host.h used to include another
243 xm-host.h, list the nested header directly in xm_file. Remove
244 references to deleted files. Can now use sparc/xm-sp64.h for
247 * config/xm-linux.h, config/arm/xm-linux.h,
248 config/i386/xm-dos.h, config/i386/xm-gnu.h,
249 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
250 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
251 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
252 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
255 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
256 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
257 bother to wrap #undef in #ifdef.
258 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
259 Don't include xm-linux.h.
260 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
262 * configure.in: Wrap regexps using [] in changequote block.
263 Use expr : not echo | grep. Simplify regexps.
264 * configure: Regenerate.
266 56 xm-files remain, 22 xm-arch.
268 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
270 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
271 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
272 (local_index, local_rindex): Delete, use strchr/strrchr instead.
273 (copy_object): Fix format specifier vs argument mismatch.
275 * mips-tdump.c: Make local functions static.
276 (rindex): Don't #undef.
277 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
278 (fatal, fancy_abort): Delete.
279 (read_seek): Avoid signed/unsigned compare.
281 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
283 * combine.c (try_combine): Fix error in change to try original
285 (gen_rtx_combine): Do same as gen_rtx for now.
287 2001-03-11 Zack Weinberg <zackw@stanford.edu>
289 * configure.in: AC_SUBST xm_defines.
290 * configure: Regenerate.
291 * Makefile.in: Set DEFINES=$(xm_defines) when building
294 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
296 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
297 (cpp_included, find_include_file): Update.
298 (_cpp_compare_file_date): Make else unconditional.
300 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
302 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
304 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
306 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
307 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
309 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
311 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
312 if it's a record type.
314 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
316 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
317 mingw includes slightly.
319 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
321 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
322 #undef token before poisoning it.
324 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
326 * alpha.c (check_float_value): Use memcpy, not bcopy.
328 * m32r.c (m32r_sched_reorder): Likewise.
330 * vax.c (check_float_value): Likewise.
332 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
334 * toplev.c (file_name_nondirectory): Remove.
335 * toplev.h: Similarly.
336 * dwarf2out.c (compute_section_prefix): Use lbasename instead
337 of file_name_nondirectory.
339 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
341 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
342 * mips-tfile.c: Don't #undef rindex; not used.
344 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
346 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
347 (dbx64_register_map): Declare.
348 (RETURN_ADDR_RTX): Fix for 64bit.
349 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
350 (INCOMING_FRAME_SP_OFFSET): Set to 8.
351 * i386.c (dbx64_register_map): New global array.
352 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
353 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
356 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
358 * cppfiles.c (search_from): Use lbasename.
359 * mkdeps.c (deps_add_default_target): Use lbasename.
361 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
363 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
364 xcalloc in lieu of malloc, realloc & calloc.
366 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
368 * gengenrtl.c (xmalloc): Likewise.
370 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
371 really_call_* memory allocation routines.
373 * stmt.c (check_for_full_enumeration_handling): Use
374 really_call_calloc, not calloc.
376 * system.h (really_call_malloc, really_call_calloc,
377 really_call_realloc): Define.
378 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
380 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
382 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
384 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
386 * configure: Rebuilt.
387 * configure.in: Only use `lang_requires' for languages athat are
390 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
392 * invoke.texi: Fix typo.
395 2001-03-09 Zack Weinberg <zackw@stanford.edu>
397 * configure.in: Prune nonexistent files from build_xm_file,
398 xm_file, and host_xm_file lists. Warn unless they're
400 Don't generate *config.h here.
401 AC_SUBST all variables needed to generate *config.h.
402 * configure: Regenerate.
403 * mkconfig.sh: New helper script, from code removed from
405 * Makefile.in: Zap all MALLOC variables - no longer used
406 anywhere, and malloc.c doesn't exist.
407 Substitute in variables needed to generate *config.h.
408 Stop lying about the dependencies contained in CONFIG_H and
410 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
411 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
412 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
413 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
414 $(TM_P_H), etc. as appropriate.
416 * config.gcc: Zap references to deleted files.
417 * ggc-none.c: Don't include rtl.h or tm_p.h.
419 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
420 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
421 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
422 config/i386/xm-linux.h, config/i386/xm-linux.h,
423 config/i386/xm-next.h, config/i386/xm-openbsd.h,
424 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
425 Don't include i386/xm-i386.h.
427 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
428 config/i386/xm-i386.h, config/i860/xm-i860.h,
429 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
430 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
431 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
432 Delete (empty except comments, #includes of other deleted
433 files, and macros used nowhere).
435 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
437 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
438 independent on TARGET_FLAGS.
440 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
442 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
444 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
446 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
448 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
449 LAST_REX_SSE_REG): define.
450 (enum reg_class): Add 'LEGACY_REGS'
451 (REG_CLASS_CONTENTS): Likewise; add extended registers.
452 (SSE_REGNO_P): Recognize extended registers.
453 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
454 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
455 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
456 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
457 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
458 REG_OK_FOR_STRREG_P): Remove.
459 (HI_REGISTER_NAMES): Add extended registers.
460 (ADDITIONAL_REGISTER_NAMES): Likewise.
461 (QI_REGISTER_NAMES): Add 8bit extended registers.
462 (DEBUG_REG): Support extended registers.
463 * i386.c (regclass_map): Add extended registers.
464 (dbx_register-map): Likewise.
465 (svr4_dbx_register_map): Likewise.
466 (print_reg): Support extended registers.
467 (print_operand): Support 64bit operands.
469 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
471 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
472 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
473 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
474 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
475 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
476 STACK_BOUNDARY): Set properly for 64bits.
477 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
478 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
479 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
480 (MOVE_MAX): Set to 16.
481 (MOVE_MAX_PIECES): 8 for 64bit.
482 (Pmode): Set to SImode.
484 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
486 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
488 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
490 * i386.h (mask_64bit): New constant.
491 (target_64bit): New macro.
492 (target_options): Add '64'/'32'
493 (target_default): Define.
494 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
495 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
496 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
498 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
500 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
502 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
504 * rtlanal.c (rtx_varies_p): Check operand 0 of a
505 LO_SUM unless for_alias is set.
507 2001-03-08 Stan Shebs <shebs@apple.com>
509 * objc/objc-act.c: Fix old typos in comments, add comments for
511 (hash_init): Fix file name in error message.
513 (hash_add_attr): Ditto.
514 (continue_class): Ditto.
516 2001-03-08 Bruce Korb <bkorb@gnu.org>
518 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
519 wait4() can receive the signal.
521 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
523 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
525 * fixinc/fixincl.x: Regenerate.
527 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
529 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
531 * fixinc/fixincl.x: Regenerate.
533 2001-03-08 Richard Henderson <rth@redhat.com>
535 * configure.in (HAVE_AS_LEB128): New assembler check.
536 * configure, config.in: Rebuilt.
538 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
540 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
543 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
545 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
546 references to the MAXPATHLEN macro.
548 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
549 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
552 * config/i386/xm-gnu.h, config/xm-gnu.h,
553 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
554 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
555 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
558 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
559 doing so in various xm-*.h files.
561 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
563 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
565 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
567 * configure.in (enable_shared): Support per-package shared-library
569 * configure: Rebuilt.
571 2001-03-07 David Edelsohn <edelsohn@gnu.org>
573 * rs6000.md (cr logic): Add original POWER mnemonic alternative
574 for crnot. Set operands[5] in splitter.
576 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
578 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
579 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
580 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
581 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
582 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
583 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
584 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
587 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
588 config/i370/xm-i370.h, config/i386/xm-dgux.h,
589 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
590 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
591 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
592 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
593 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
594 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
595 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
596 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
597 Delete unused and/or empty files.
599 * config.gcc: Define USG in xm_defines as appropriate. Define
600 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
601 macro. Remove deleted xm-* files from $xm_files variable.
603 2001-03-07 Tom Tromey <tromey@redhat.com>
605 * configure: Rebuilt.
606 * configure.in: Allow config-lang.in to set `lang_requires' to list
607 of other required languages.
609 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
611 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
613 (output_prologue): Use xmalloc not oballoc.
614 (output_epilog): Free a29k_first_epilogue_insn when finished.
615 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
617 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
619 * builtins.c (expand_builtin_mathfn): Check
620 flag_unsafe_math_optimizations, not flag_fast_math.
621 (expand_builtin): Likewise
622 * combine.c (combine_simplify_rtx): Likewise.
623 (simplify_if_then_else): Likewise.
624 * cse.c (fold_rtx): Likewise.
625 * flags.h: Remove flag_fast_math. Add
626 flag_unsafe_math_optimizations and flag_trapping_math.
627 * fold-const.c (negate_expr): Check
628 flag_unsafe_math_optimizations, not flag_fast_math.
629 (invert_truthvalue): Likewise.
630 (fold): Likewise. Before associating operands, check that
631 code == MULT_EXPR, not code != MULT_EXPR.
632 * ifcvt.c (noce_try_minmax): Check
633 flag_unsafe_math_optimizations, not flag_fast_math.
634 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
635 * invoke.texi: Document -funsafe-math-optimizations and
636 -fno-trapping-math. Change documentation for -ffast-math.
637 * jump.c (reversed_comparison_code_parts): Likewise.
638 (rtx_equal_for_thread_p): Likewise.
639 * optabs.c (emit_conditional_move): Likewise.
640 * simplify-rtx.c (simplify_binary_operation): Likewise.
641 (simplify_relational_operation): Likewise.
642 (simplify_ternary_operation): Likewise.
643 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
644 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
645 Add trapping-math and unsafe-math-optimizations entries to f_options.
646 (set_fast_math_flags): New, sets flags for -ffast-math.
647 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
648 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
649 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
651 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
652 (alpha_emit_conditional_move): Initialize local_fast_math to
653 flag_unsafe_math_optimizations, not flat_fast_math.
654 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
655 instead of setting flag_fast_math to 1.
656 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
658 * config/i386/i386.c (override_options): Likewise
659 * config/i386/i386.md: Likewise.
660 * config/m68k/m68k.md: Likewise.
661 * config/mips/mips.md: Likewise.
662 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
663 (rs6000_generate_compare): Likewise.
665 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
667 * Makefile.in: Set RANLIB to @RANLIB@.
670 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
672 * fixinc/inclhack.def (djgpp_wchar_h): New test.
673 * fixinc/fixincl.x: Regenerated.
675 2001-03-07 Richard Henderson <rth@redhat.com>
677 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
679 2001-03-07 Richard Henderson <rth@redhat.com>
681 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
682 of block notes and exception handling notes.
684 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
685 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
686 (compile_file): ... here.
688 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
690 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
692 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
693 config.h now. Include libiberty.h to handle alloca.
695 2001-03-06 Zack Weinberg <zackw@stanford.edu>
697 * c-parse.in (yylexname): New function, split out of _yylex.
698 (objc_rid_sans_at): New table.
699 (init_reswords): Initialize it.
700 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
701 retrieving the next token and checking it for significance as
702 an ObjC keyword or string constant.
704 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
705 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
707 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
710 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
712 * config/m68k/m68k.c (const_uint32_operand): Accept any
713 const_int on a 32-bit host.
715 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
717 * objc/objc-act.c (init_objc): Set save_lang_status,
718 restore_lang_status, and mark_lang_status.
720 2001-03-06 Krister Walfridsson <cato@df.lth.se>
722 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
724 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
726 * cppinternals.texi: Update.
728 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
730 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
731 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
732 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
733 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
734 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
735 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
736 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
737 config/i386/xm-i386.h, config/i860/xm-i860.h,
738 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
739 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
740 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
741 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
742 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
743 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
744 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
745 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
746 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
747 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
748 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
749 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
750 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
751 match the defaults provided in hwint.h.
753 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
754 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
756 * config.gcc (xm_file): Don't set to files which are deleted.
758 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
759 guard this file against these macros being undefined.
761 2001-03-06 Zack Weinberg <zackw@stanford.edu>
763 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
764 and DECL_DEFER_OUTPUT on the decl we create, before calling
765 rest_of_decl_compilation.
767 2001-03-06 Zack Weinberg <zackw@stanford.edu>
769 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
771 * configure, config.in: Regenerate.
772 * config.gcc: Remove references to deleted files.
774 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
775 genrecog.c, rtl.c: Do not use alloca anywhere.
777 * Makefile.in, build-make, system.h, config/x-interix,
778 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
779 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
780 config/arc/xm-arc.h, config/arm/xm-arm.h,
781 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
782 config/h8300/xm-h8300.h, config/i370/x-oe,
783 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
784 config/i386/x-ncr3000, config/i386/x-sco5,
785 config/i386/xm-dgux.h, config/i860/x-sysv4,
786 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
787 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
788 config/m68k/x-hp320g, config/m69k/x-mot3300,
789 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
790 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
791 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
792 config/m88k/x-sysv4, config/m88k/x-tekXD88,
793 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
794 config/mips/x-iris, config/mips/x-iris3,
795 config/mips/x-sni-svr4, config/mips/x-sysv,
796 config/mips/xm-iris6.h, config/mips/xm-mips.h,
797 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
798 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
799 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
800 config/pa/xm-papro.h, config/romp/xm-romp.h,
801 config/rs6000/x-aix31, config/rs6000/x-aix41,
802 config/rs6000/x-beos, config/rs6000/x-lynx,
803 config/rs6000/x-mach, config/rs6000/x-rs6000,
804 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
805 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
806 config/sparc/x-sysv4, config/sparc/xm-linux.h,
807 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
808 config/vax/xm-vms.h: Eradicate all references to alloca and
811 * config/xm-alloca.h, config/clipper/x-clix,
812 config/i386/xm-sysv4.h, config/i860/x-fx2800,
813 config/i860/x-sysv3, config/m88k/x-sysv3,
814 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
815 (contained only alloca related hacks).
817 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
820 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
822 * invoke.texi: Document __FAST_MATH__.
824 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
826 * crtstuff.c: Restore include of auto-host.h.
828 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
830 Put main() in a separate file, so that the language
831 front-end can use a different main().
834 * toplev.c: (main): Rename as toplev_main.
835 * toplev.h: Declare toplev_main.
836 * Makefile.in (OBJS): add toplev.o.
837 (BACKEND): remove toplev.o, add main.o.
839 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
841 * cppfiles.c (search_from): Special case the empty string.
843 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
845 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
846 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
847 strlen or strcpy; we already know the length.
848 (_cpp_compare_file_date): Similarly.
849 * cpphash.h (struct cpp_reader): Delete done_initialising.
850 (CPP_PREV_BUFFER): Delete.
851 * cppinit.c (cpp_start_read): Don't set done_initialising.
852 * cpplex.c (parse_string): Guarantee null-termination.
853 (_cpp_equiv_toklists): Remove.
854 * cpplib.c (glue_header_name): Null-terminate.
855 (do_line): Don't leak memory.
856 * cpplib.h (BT_WEAK): Delete.
857 * cppmain.c (cb_ident): Strings are now null-terminated.
859 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
861 * gcc.c (convert_filename): Append executable suffix
862 if NO_AUTO_EXE_SUFFIX is not defined.
863 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
864 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
866 2001-03-03 David O'Brien <obrien@FreeBSD.org>
868 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
869 * c-parse.gperf, c-gperf.h: Delete.
870 (c-gperf.h was accidently re-added to the CVS repo in the rev
871 1.16 commit by tromey)
873 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
875 * cpplex.c (_cpp_lex_token): Don't warn about directives in
876 macro arguments when looking for the '('.
877 * cppmacro.c (funlike_invocation_p): Set parsing_args to
878 2 when really parsing arguments; 1 when looking for '('.
879 Always restore the lexer position.
881 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
883 * longlong.h (umul_ppmm): Don't use a multiline string.
885 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
887 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
888 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
889 t_bool in declaration because pcc can't combine volatile with typedef
892 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
894 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
895 until when it is really needed.
896 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
897 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
898 * i386.md (float?i?f splitter): Don't force source operand to memory
900 (sse_movdfcc): Fix constraint.
901 (sse_movdfcc splitter): Handle properly the second alternative.
903 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
905 * cpplex.c (parse_string): Unconditionally pedwarn.
907 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
910 * cppexp.c (parse_number): Update.
911 * cpplex.c (parse_string): Pedwarn if multiline string does not
912 result from a system header's macro.
913 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
914 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
915 for function-like macros too.
916 * c-lex.c (lex_number): Update.
918 2001-03-03 Richard Henderson <rth@redhat.com>
920 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
922 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
924 * combine.c (try_combine): If split with mode-changed scratch
925 register didn't work, try the original mode.
927 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
929 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
930 * config/c4x/c4x.h: Likewise.
931 * stor-layout.c (compute_record_mode): Likewise.
932 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
934 2001-03-02 Zack Weinberg <zackw@stanford.edu>
936 * configure.in: Kill tm.h. Include the files in the $tm_file
937 list in all three of config.h, hconfig.h, tconfig.h, after the
938 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
939 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
940 * configure: Regenerate.
941 * Makefile.in (clean): Don't delete tm.h.
943 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
944 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
945 those are not defined, set SEC and FEC to 0 and 1.
946 * gcc.texi: Update to match.
948 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
949 * config/fp-bit.c, config/m68k/aux-crt2.asm,
950 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
951 Include tconfig.h, not tm.h.
953 * config/xm-lynx.h, config/xm-std32.h,
954 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
955 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
956 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
957 config/clipper/xm-clix.h, config/convex/xm-convex.h,
958 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
959 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
960 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
961 config/i386/xm-i386.h, config/i860/xm-i860.h,
962 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
963 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
964 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
965 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
966 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
967 config/pa/xm-linux.h, config/pa/xm-pa.h,
968 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
969 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
970 config/pj/xm-pj.h, config/romp/xm-romp.h,
971 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
972 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
973 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
974 config/v850/xm-v850.h, config/vax/xm-vax.h,
975 config/we32k/xm-we32k.h:
977 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
979 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
980 config/i370/xm-oe.h: Don't include tm.h. Don't define
982 * config/vax/xm-vms.h: Don't include tm.h.
984 * config/xm-lynx.h, config/avr/xm-avr.h,
985 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
986 Delete; made empty by above changes.
987 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
988 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
989 Don't include config/xm-lynx.h or tm.h.
991 * config/xm-gnu.h: Don't include fcntl.h.
992 * config/sparc/xm-lynx.h: Don't include sys/types.h and
994 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
996 2001-03-02 Richard Henderson <rth@redhat.com>
998 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
999 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
1001 2001-03-02 Richard Henderson <rth@redhat.com>
1003 * Makefile.in (OBJS): Add dwarf2asm.o.
1004 * dwarf2asm.c, dwarf2asm.h: New files.
1005 * dwarf2out.c (*): Use them.
1006 (size_of_uleb128, size_of_sleb128): Remove.
1007 (output_uleb128, output_sleb128): Remove.
1008 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1009 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1010 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1011 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1012 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1013 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1014 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1015 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1016 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1017 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1018 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1019 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1020 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1021 (dwarf2out_frame_debug): Remove unused variables.
1022 (output_loc_operands): Don't abort on 8 byte constants if
1023 host integers are wide enough.
1024 (output_symbolic_ref): Remove.
1025 (size_of_die): Don't assume 4 byte host integers.
1026 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1028 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1029 something stupid with HOST_WIDE_INT to long truncation.
1030 [CONST_DOUBLE]: Likewise.
1032 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1033 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1034 * config/arm/unknown-elf.h: Likewise.
1035 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1036 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1037 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1038 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1039 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1040 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1041 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1042 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1043 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1044 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1045 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1046 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1048 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1050 * cselib.c (hash_rtx): Cast enums to unsigned int.
1052 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1054 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1055 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
1057 * c-format.c (C_STD_VER): Cast to int for comparisons.
1058 (check_function_format): Cast various enums to int for &.
1059 (maybe_read_dollar_number): Likewise.
1060 (check_format_info): Likewise.
1061 (check_format_info_main): Likewise.
1062 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1063 (safe_from_p): Likewise.
1064 * varasm.c (const_hash): Cast enum to int for %.
1065 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1066 pcc enum problems with < and ++ operators.
1067 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1068 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1069 (regclass_init): Change enum class to int to iterate over reg_classes.
1070 * genrecog.c (merge_trees): Cast enums for comparison.
1071 * rtl.h (GET_CODE): Cast to enum rtx_code.
1072 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1073 (GET_MODE): Cast to enum machine_mode.
1074 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1075 (GET_NOTE_INSN_NAME): Cast enum to int.
1076 * tree.h (TREE_CODE): Cast to enum tree_code.
1077 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1078 * timevar.c (timevar_print): Change loop variable id from enum to
1080 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1081 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1082 * toplev.c (compile_file): Cast enum DFI to int.
1083 (decode_d_option): Likewise.
1085 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1087 * cppinit.c (append_include_chain): Mark "after" include file name list
1088 as a system directory.
1089 * cpp.texi: Document new behavior.
1091 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
1093 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
1095 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
1097 * cppfiles.c (struct include_file): Update.
1098 (stack_include_file): Use search_from.
1099 (cpp_included, find_include_file): Update.
1100 (cpp_execute_include): Update. ptr->name may not be
1101 null terminated. Use the new search_from member variable
1103 (_cpp_compare_file_date): Similarly.
1104 (search_from): New function, similiar to actual_directory.
1105 (actual_directory): Delete.
1106 (remap_filename): Update. loc->name may not be null terminated.
1107 (struct file_name_list): Rename search_path. Update.
1108 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
1109 search_from and dir.
1110 (struct cpp_reader): Remove actual_dirs.
1111 * cppinit.c (struct cpp_pending): Update for renamed objects.
1112 (append_include_chain, remove_dup_dir, remove_dup_dirs,
1113 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
1114 * cpplib.h (struct cpp_options): Similarly.
1116 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1118 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1119 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1120 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1121 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1122 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1123 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1124 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1125 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1126 config/i370/xm-oe.h, config/i386/xm-aix.h,
1127 config/i386/xm-i386.h, config/i386/xm-osf.h,
1128 config/i860/xm-i860.h, config/i960/xm-i960.h,
1129 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1130 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1131 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1132 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1133 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1134 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1135 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1136 config/pj/xm-pj.h, config/romp/xm-romp.h,
1137 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1138 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1139 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1140 config/v850/xm-v850.h, config/vax/xm-vax.h,
1141 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1142 Do not define TRUE or FALSE.
1144 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1145 empty by above change.
1146 * config.gcc: Remove references to these files.
1148 * configure.in: Detect stdbool.h.
1149 * configure, config.in: Regenerate.
1150 * system.h: Include stddef.h here if available.
1151 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
1152 Then set up a sensible boolean type at the very end.
1154 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1155 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
1157 * hash.h: Delete 'boolean' typedef and related #undefs.
1159 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
1160 all uses of 'boolean' with 'bool'.
1162 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1164 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
1165 * cppexp.c (lex): Cast enums for comparison.
1166 * cppinit.c (parse_option): Cast enum for comparison.
1167 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
1168 (cpp_output_token): Likewise.
1169 (cpp_can_paste): Cast enums for comparsion and plus/minus.
1170 (cpp_avoid_paste): Cast enums for minus and comparison.
1172 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1174 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
1175 field to all array elements.
1177 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1179 * cpphash.h (struct cpp_reader): Add print_version field.
1180 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
1181 just set print_version and other flags as appropriate.
1182 (cpp_post_options): Print version here if print_version is set.
1184 * toplev.c (exit_after_options): New flag.
1185 (independent_decode_option): Don't exit here; just set
1187 (main): Exit after calling lang_hooks.post_options if
1188 exit_after_options is true.
1190 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
1191 (merge_include_chains): Adjust comment to match code.
1193 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1195 * stringpool.c (set_identifier): New function.
1196 * tree.h: Prototype it.
1198 * c-parse.in: Kill D_YES. If compiled for objc, call
1199 save_and_forget_protocol_qualifiers from init_reswords.
1200 * objc/objc-act.c (remember_protocol_qualifiers,
1201 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
1202 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
1204 (save_and_forget_protocol_qualifiers): New function.
1205 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
1207 2001-03-01 Diego Novillo <dnovillo@redhat.com>
1209 * c-semantics.c (prune_unused_decls): Return error_mark_node
1210 instead of (tree) 1 to stop traversing the tree chain.
1212 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1214 Fix a problem introduced by Kenner's Feb 18 change.
1215 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
1216 flag_cse_skip_blocks only temporarily, not for ever.
1218 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
1220 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
1221 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
1223 * pa.c (emit_move_sequence): Verify operand0 is a hard register
1224 before determining its register class.
1226 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1228 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
1229 from reg 4 if current_function_calls_setjmp.
1230 (gen_nop_type): New function.
1231 (ia64_emit_nops): New function.
1232 (ia64_reorg): Call it.
1233 (ia64_sched_reorder): Move code that rotates bundles up a bit.
1235 * reload1.c (eliminate_regs_in_insn): Restrict the special case
1236 code not to try to optimize adds with anything but a REG destination.
1238 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
1239 (INSN_PRIORITY_KNOWN): New accessor macro.
1240 * haifa-sched.c (priority): Use it instead of testing priority against
1243 2001-02-28 DJ Delorie <dj@redhat.com>
1245 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
1246 since that doesn't work the way gcc wants on a generic m68k.
1248 2001-02-28 Richard Henderson <rth@redhat.com>
1250 * caller-save.c (save_call_clobbered_regs): Fix typo in
1251 comparison last change.
1253 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
1255 * i386.c (pentium4_cost): New.
1256 (m_PENT4): New macro.
1257 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
1258 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
1259 x86_integer_DFmode_moves, x86_partial_reg_dependency,
1260 x86_memory_mismatch_stall): Add Pentium4
1261 (x86_use_q_reg, x86_use_any_reg): Kill.
1262 (override_options): Add pentium4.
1263 (incdec_operand): Return 0 for pentium4.
1264 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
1265 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
1266 (TARGET_PENTIUM4): Define.
1267 (enum processor_type): Add PROCESSOR_PENTIUM4.
1268 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
1269 * i386.md (attribute "cpu"): Add pentium4.
1270 * invoke.texi (march): Add pentium4.
1272 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
1274 * i386.md (sse_mov?fcc*): New patterns and splitters.
1275 * i386.c (ix86_expand_movcc): Work post-reload; recognize
1276 the SSE based conditional moves.
1278 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
1280 * i386.md (attribute mode): Add "TI".
1281 (movsf_1): Add pxor support; remove constant propagation splitter.
1282 (movdf_integer): Likewise.
1283 (movdf_nointeger): Likewise.
1284 (movxf constant prop splitter): Handle all modes; update for SSE.
1285 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
1286 * i386.c (standard_80387_constant_p): Rewrite.
1287 (standard_sse_constant_p): New.
1288 * i386-protos.h (standard_sse_constant_p): New.
1290 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
1292 * i386.md (sse_setccsf, sse_setccdf): New.
1293 (sse_cmp* patterns): Use '%D' instead of outputtting condition
1295 * i386.c (sse_comparison_operator): Accept the supported unordered
1296 comparses; be ready for fast_math.
1297 (print_operand): Support 'D'.
1299 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
1301 * jump.c (reversed_comparison_code): Kill.
1303 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
1305 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
1308 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
1310 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
1311 add missing '%' in constraints.
1313 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
1315 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
1316 for HOST_BITS_PER_WIDE_INT == 32 too.
1318 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
1320 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
1322 (insert_save, insert_restore): New parameter save_mode.
1323 (init_caller_save): Update initialization of reg_save_code
1324 and reg_restore_code.
1325 (save_call_clobbered_regs): Compute save_modes and update calls to
1326 reg_save_code and reg_restore_code.
1327 (insert_restore): Unsignetize numbers; use save_modes to choose mode
1328 of spill; update use of reg_restore_code.
1329 (insert_save): Likewise.
1330 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1331 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1332 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1334 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1336 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
1337 noce_try_store_flag_inc, noce_try_store_flag_mask,
1338 noce_try_cmove_arith):
1339 Use reversed_comparison_code instead of reverse_comparison and
1340 can_reverse_comparison_p.
1342 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
1344 * jump.c (reversed_comparison_code_parts): Allow reversal of
1345 unordered compares in -ffast-math mode; reverse ordered compares
1346 for FP even w/o -ffast-math.
1348 2001-02-27 Richard Henderson <rth@redhat.com>
1350 * print-rtl.c (print_rtx) [i]: Don't print field five on
1351 NOTEs other than NOTE_INSN_DELETED_LABEL.
1353 2001-02-27 Zack Weinberg <zackw@stanford.edu>
1355 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
1356 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
1358 2001-02-27 Diego Novillo <dnovillo@redhat.com>
1360 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
1361 even if walk_subtrees is 0.
1362 * c-semantics.c (prune_unused_decls): Return a non-null value to
1363 stop traversing the tree chain.
1365 2001-02-27 DJ Delorie <dj@redhat.com>
1367 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
1368 register, *then* define it as the new CFA.
1370 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
1372 * pa.c (override_options): Promote -fpic to -fPIC.
1373 (legitimize_pic_address): Simplify due to removal of
1374 small PIC as a code generation option.
1375 (secondary_reload_class): Similarly.
1376 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1377 (PRINT_OPERAND_ADDRESS): Similarly.
1378 * pa.md (various patterns): Similarly.
1379 (small pic lo_sum pattern): Remove.
1381 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
1384 * md.texi (min, max): Document
1386 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
1388 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
1389 TARGET_PARTIAL_REG_DEPENDENCY.
1390 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
1392 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
1394 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
1396 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
1398 * mips.c (mips_make_temp_file): Fix thinko in last change.
1400 2001-02-26 Jason Eckhardt <jle@redhat.com>
1402 * combine.c (known_cond): Do not reverse the condition when
1403 SMAX/UMAX is being considered and the condition is for equality
1406 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
1408 2001-02-26 Philip Blundell <philb@gnu.org>
1410 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1412 * config/arm/linux-elf.h: Remove historical relics related to
1413 above configurations.
1414 * config/arm/linux-oldld.h: Delete.
1415 * config/arm/linux-elf26.h: Delete.
1417 2001-02-26 Jason Merrill <jason@redhat.com>
1419 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
1421 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
1422 recognize a tentative definition. Lose obsolete code.
1424 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
1425 variables unless necessary, either.
1427 2001-02-25 Richard Henderson <rth@redhat.com>
1429 * ifcvt.c (struct noce_if_info): Add test_bb.
1430 (noce_get_alt_condition): New.
1431 (noce_try_minmax, noce_try_abs): New.
1432 (noce_operand_ok): New.
1433 (noce_process_if_block): Use them.
1434 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
1436 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
1438 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
1441 2001-02-25 Zack Weinberg <zackw@stanford.edu>
1443 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
1444 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
1446 (mips_asm_file_end): Free temp_filename here.
1448 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1450 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
1451 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
1453 * config/i386/i386.md (movstrsi): Handle FAIL case.
1455 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
1457 * cppinit.c (builtin_array): Update.
1458 (init_builtins): Flag builtins to warn if redefined or
1459 undefined. Define __GXX_WEAK as a normal macro.
1460 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
1461 * cpplib.h (NODE_WARN): New flag.
1462 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
1463 Handle __STDC__ as a builtin only on Solaris.
1464 (warn_of_redefinition): Renamed from check_macro_definition.
1465 Reverse sense of test. Always warn if NODE_WARN.
1466 (_cpp_create_definition): Use warn_of_redefinition. Flag
1467 any macro beginning with "__STDC_" to require a mandatory
1468 warning if redefined or undefined.
1470 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1472 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
1473 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
1474 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
1475 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
1476 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
1477 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
1478 Don't define any of:
1479 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
1480 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
1481 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
1482 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
1483 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
1485 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
1486 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
1489 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
1490 Delete now-empty file.
1492 * alpha/vms.h: Define NEED_ATEXIT here...
1493 * alpha/xm-vms.h: ...not here.
1495 * i386/cygwin.h: Don't define PARAMS.
1496 * mips/mips.c: Don't prototype mktemp. Don't define
1497 P_tmpdir. Use make_temp_file to create temporary files.
1498 Don't be clever and delete temporary files early.
1499 * config.gcc: Drop references to deleted files. Don't define
1501 * gcc.texi: Don't mention USE_PROTOTYPES.
1503 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1505 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
1506 (ix86_set_move_mem_attrs_1): Likewise.
1507 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
1508 * config/i386/i386.md (movstrsi): Call it.
1510 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1512 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
1513 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
1514 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
1515 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
1517 (i750a-*-*): Error here if hosting on i750a.
1518 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
1520 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
1521 Remove (empty modulo comments).
1523 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
1524 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
1525 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
1526 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
1527 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
1528 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
1530 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
1531 Remove reference to winnt.h in comment.
1532 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
1534 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1536 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
1537 used to set another biv.
1539 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1541 * tree.h (BLOCK_DEAD): New macro.
1542 (struct tree_block): New flag, dead_flag.
1543 * print-tree.c (print_node, case 'b'): Print missing fields.
1544 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
1545 * function.c (identify_blocks): Enable test for misplaced notes.
1546 (all_blocks): Skip BLOCK_DEAD blocks.
1547 * integrate.c (integrate_decl_tree): Likewise.
1549 * errors.c (internal_error, trim_filename): New functions.
1550 (fancy_abort): Call internal_error.
1551 * errors.h (internal_error, trim_filename): New declarations.
1553 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
1555 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
1557 (EXTRA_CONSTRAINT): Formatting changes.
1559 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1561 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
1563 2001-02-23 Per Bothner <per@bothner.com>
1565 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
1566 so they can be called from java/jvspec.c.
1567 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
1569 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
1571 * i386.c (ix86_frame): New structure.
1572 (ix86_compute_frame_size): Kill.
1573 (ix86_compute_frame_layout): New.
1574 (ix86_save_reg): New.
1575 (ix86_can_use_return_insn_p): Use frame layout stuff.
1576 (ix86_expand_prologue): Likewise.
1577 (ix86_expand_epilogue): Likewise.
1578 (ix86_initial_elimination_offset): Likewise.
1579 (ix86_nsaved_regs): Use ix86_save_reg.
1580 (ix86_emit_save_regs): Likewise.
1582 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
1584 * flow.c (find_sub_basic_blocks): New function.
1585 (split_block): Be ready for basic block introduced by CODE_LABEL.
1586 (commit_one_edge_insertion): Call find_sub_basic_block.
1588 * flow.c (make_edges): Add edge from entry for blocks starting with
1589 label having ALTERNATE_NAME
1591 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
1593 * function.c (epilogue_done): Be ready for first basic block not
1594 containing PROLOGUE_END note.
1595 (reposition_prologue_and_epilogue_notes): Avoid placing
1596 PROLOGUE_END note between BASIC_BLOCK.
1598 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
1600 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
1602 2001-02-21 DJ Delorie <dj@redhat.com>
1604 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
1605 check for current_function_has_nonlocal_goto from 1999-11-12.
1607 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1609 * diagnostic.c (trim_filename): No longer static.
1610 * toplev.h (trim_filename): Declare.
1611 * rtl.c (rtl_check_failed_bounds): Call internal_error.
1612 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
1613 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
1614 (rtvec_check_failed_bounds): Likewise.
1615 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
1617 * convert.c (convert_to_integer): Don't do unsigned unless result or
1618 both inputs are unsigned.
1620 * fold-const.c (fold_convert): Don't call size_int_type_wide if
1623 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
1625 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
1627 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
1629 * Makefile.in (resource.o): Add params.h dependence.
1630 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
1631 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
1632 * resource.c: Add dependence on params.h.
1633 (current_live_regs): Fix explanatory comment.
1634 (find_basic_block): Add new parameter to permit limiting search
1636 (mark_target_live_regs): Add new argument to find_basic_block call.
1637 (incr_ticks_for_insn): Likewise.
1639 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1641 * diagnostic.c (output_to_stream): Rename to
1642 output_buffer_to_stream. Loses the stream parameter.
1643 (init_output_buffer): Set diagnosic_buffer's stream.
1644 (flush_diagnostic_buffer): Adjust.
1645 (default_print_error_function): Likewise.
1646 (finish_diagnostic): Likewise.
1647 (verbatim): Likewise.
1649 * diagnostic.h (struct output_buffer): Add `stream' field.
1650 (output_buffer_attached_stream): New macro.
1652 2001-02-23 Jakub Jelinek <jakub@redhat.com>
1654 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
1655 check if either operand is divisible by C.
1656 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
1657 If type is signed, consider negative numbers as well.
1659 2001-02-22 Richard Henderson <rth@redhat.com>
1661 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
1662 reach .text instead of gp-relative relocs.
1663 * config/ia64/crtend.asm (.init): Likewise.
1665 2001-02-22 Andreas Jaeger <aj@suse.de>
1667 * extend.texi (C++ Attributes): Fix typo.
1669 2001-02-21 David Mosberger <davidm@hpl.hp.com>
1671 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
1672 functions, drop current_function_args_info.words test.
1673 (ia64_compute_frame_size): Mark syscall_linkage functions as
1674 using eight input registers.
1676 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
1677 Bruce Korb <bkorb@gnu.org>
1679 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
1680 * fixinc/README: Document how to convert sed substitutions
1681 to format style c_fix-es.
1682 * fixinc/fixincl.x: regen
1684 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
1686 * gcc.c: Add comment explaining how to add a command-line option.
1687 Add title to specs language comment.
1689 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1691 * gcc.c (cc1_options): Add "-param".
1692 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
1693 (option_map): Likewise.
1694 * toplev.c (display_help): Add entry for "--param".
1695 (independent_decode_option): Fix typographical error.
1697 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
1698 Bernd Schmidt <bernds@redhat.com>
1699 Jan Hubicka <jh@suse.cz>
1701 * i386.c (function_arg_advance): Pass SSE arguments in registers.
1702 (function_arg): Likewise.
1704 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
1706 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
1708 2001-02-21 Kazu Hirata <kazu@hxi.com>
1710 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
1714 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
1716 * flow.c (init_propagate_block_info): Canon address and use single_set
1717 for killing dead memory stores.
1719 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1721 * Makefile.in (reorg.o): Add params.h dependence.
1722 * params.def: Fix typographical error in comment.
1723 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1724 * params.h: Modify introductory comment.
1725 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1726 * reorg.c: Add dependence on params.h.
1727 (redundant_insn): Add parameterized throttle for search.
1728 (fill_simple_delay_slots): Add a comment explaining a variable.
1729 Move conditional out of loop, simplifying code.
1730 (fill_eager_delay_slots): Fix typographical error in comment.
1732 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
1734 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
1736 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
1737 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
1739 2001-02-21 Jason Merrill <jason@redhat.com>
1741 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
1742 (struct tree_decl): Add uninlinable bitfield.
1743 * c-decl.c (duplicate_decls): Set it.
1744 * integrate.c (function_cannot_inline_p): Check it.
1746 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
1747 DW_AT_MIPS_linkage_name to abstract methods.
1748 (dwarf2out_abstract_function): Emit class context before calling
1749 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
1750 (gen_subprogram_die): Remove obsolete code.
1751 (gen_member_die): Don't include clones in the member list.
1752 (gen_decl_die): Emit abstract info for clone origin.
1753 * dwarfout.c (output_type): Don't include clones in the member list.
1754 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
1755 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
1756 DECL_ABSTRACT on a function that already has it set.
1758 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
1759 (get_subprogram_die): Pass it in.
1761 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
1763 * flow.c (mark_set_1): Make not_dead unsigned long. For
1764 non-pseudos, use it as a bitmask of the hard regs that
1767 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
1769 * cppfiles.c: Update comments.
1770 (_cpp_read_file): Don't check for NULL filenames any more.
1771 * cppinit.c (cpp_start_read): Don't do canonicalization of
1772 in_fname and out_fname. Use the passed file name exclusively.
1773 (_cpp_handle_options): Don't treat "-" as a command line option,
1774 but as a normal filename.
1775 (_cpp_post_options): Canonicalize in_fname and out_fname.
1776 * cppmain.c (printer_init): Don't check out_fname for NULL.
1777 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
1778 (init_c_lex): Update, and use "" to represent stdin to CPP.
1781 2001-02-20 Will Cohen <wcohen@redhat.com>
1783 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
1784 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
1785 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
1788 2001-02-20 Stan Shebs <shebs@apple.com>
1790 * config/rs6000/rs6000.c (output_cbranch): Output branches
1791 on separate lines instead of using ';' to separate.
1793 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
1795 * cppinit.c (set_lang): Move builtin handling to...
1796 (init_builtins): ...here.
1797 (_cpp_create_reader): Move call to set_lang.
1799 2001-02-20 Mark Mitchell <mark@codesourcery.com>
1801 * stmt.c (expand_return): If an attempt is made to return the
1802 error_mar_node, treat the return like a return without a value.
1804 2001-02-19 Zack Weinberg <zackw@stanford.edu>
1806 * sibcall.c (skip_copy_to_return_value): Call
1807 identify_call_return_value here, and return orig_insn if it
1808 returns zero. Hardret and softret arguments now unnecessary.
1809 (call_ends_block_p): Don't call identify_call_return_value here.
1811 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
1813 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
1814 * ggc.h (ggc_mark_if_gcable): Delete prototype.
1816 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
1818 * pa.c (move_operand): Accept code to load the address of a
1819 symbol out of the DLT as a valid move operand.
1820 (print_operand, case 'A'): New to handle generating a DLT
1821 reference for a LO_SUM expression.
1822 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
1823 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
1825 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
1827 * README, cpp.texi, gcc.texi, version.c: Update version number to
1829 * cpp.1, gcov.1, gcc.1: Regenerate.
1831 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
1833 * cppfiles.c (stack_include_file): Generate dependencies
1834 here, and manage include_count here too.
1835 (PRINT_THIS_DEP): Delete.
1836 (_cpp_execute_include): Do not generate dependencies here,
1837 apart from the case of a missing header. Do not manage
1839 (_cpp_read_file): Leave dependency generation to
1842 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
1844 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
1845 target_cpu_default. Remove dead assignment to
1848 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
1850 * regclass.c (contains_reg_of_mode): Make global.
1851 (init_reg_sets): Remove contains_reg_of_mode; take into account
1852 CLASS_MAX_NREGS when looking for the proper mode.
1853 (dump_regclass): Dump only classes considered for the pseudo.
1854 (regclass): Use contains_reg_of_mode.
1856 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
1858 * gcc.c (do_spec_1): 'n' for printing notices.
1859 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
1861 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
1863 * reg-stack.c (next_flags_user): Use current_block->end
1864 (swap_rtx_condition): Look for next user if flags don't die;
1865 give up on CALL_INSNs; use current_block->end.
1867 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1869 * sibcall.c (call_ends_block_p): New function.
1870 (optimize_sibling_and_tail_recursive_call): Use it.
1872 2001-02-18 Kazu Hirata <kazu@hxi.com>
1874 * config/h8300/h8300.md: Update copyright.
1875 (andsi3): Do not output an extra newline character.
1877 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1879 * toplev.c (note_deferral_of_defined_inlined_function): Argument
1880 FNDECL may be unused.
1882 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
1883 follow jumps after first run.
1884 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
1885 it doesn't change any jumps.
1887 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
1889 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
1890 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
1891 (mostlyclean): Corresponding changes.
1892 * rtlanal.c (hard-reg-set.h): Include.
1893 (rtx_unstable_p): Do not treat the argument pointer specially
1894 if it is not a fixed register.
1895 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
1897 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1899 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
1900 against last real insn in basic block.
1901 Rework to avoid gotos.
1903 * Makefile.in (gcse.o): Now includes ggc.h.
1904 * gcse.c: Include ggc.h.
1905 (want_to_gcse_p): Verify expression can be in SET as valid insn.
1906 (try_replace_reg): Remove warning of uninitialize variable.
1907 (process_insert_insn): Call invalid_insn_p to validate insn.
1908 * recog.c (insn_invalid_p): Now global.
1909 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
1910 * recog.h (insn_invalid_p): New declaration.
1912 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
1914 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
1915 assignments from FP constants since 'Y' output code can't handle it.
1916 (eligible_for_sibcall_delay): Likewise.
1918 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
1919 Call fancy_abort directly, passing args.
1920 (print_rtl_and_abort): Now a macro, like fancy_abort.
1922 * final.c (output_operand_lossage): Use internal_error, not error.
1924 2001-02-18 Shane Nay <shane@agendacomputing.com>
1926 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
1927 structure shift insns.
1929 2001-02-18 Mark Mitchell <mark@codesourcery.com>
1931 * invoke.texi (-fsquangle): Remove documentation.
1932 (-fname-mangling-version): Likewise.
1934 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
1936 * optabs.c (expand_abs): Remove reference to
1937 HAVE_contitional_arithmetic.
1938 * combine.c (simplify_set): Likewise.
1940 2001-02-18 Richard Henderson <rth@redhat.com>
1942 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
1945 2001-02-18 Richard Henderson <rth@redhat.com>
1947 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
1949 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
1951 * reload1.c (reload_cse_simplify_set): Fix typo.
1953 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1955 * diagnostic.c (_fatal_insn): Decrement errorcount.
1957 * invoke.texi (-I): Add note avoiding use for system header files.
1959 * rtl.h (add_clobbers): Remove duplicate declaration.
1960 * recog.h (added_clobbers_hard_reg_p): New declaration.
1961 * genemit.c (struct clobber_pat): New field has_hard_reg.
1962 (gen_insn): Record if added clobbers clobber hard reg.
1963 (gen_split): Avoid unused warning if number of operands is 0.
1964 (output_added_clobbers_hard_reg_p): New function.
1967 2001-02-18 Alan Modra <alan@linuxcare.com.au>
1969 * pa.c (hppa_expand_prologue): Simplify code storing return
1970 pointer. For large (>=8k) frames with a post_store, adjust stack
1971 pointer by 8k-64 first rather than by 64. When testing with
1972 VAL_14_BITS_P, always use the actual value rather than the value
1973 negated. Add blockage to prevent scheduling of spills before
1974 stack frame has been created.
1975 (hppa_expand_epilogue): Simplify code loading return pointer.
1976 Allow a slightly larger range for merge_sp_adjust_with_load case.
1977 When testing with VAL_14_BITS_P, always use the actual value.
1979 * pa.c (pa_adjust_insn_length): Check that block move
1980 pattern is a set before looking at operands.
1982 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1984 * fold-const.c (fold_binary_op_with_conditional_arg): New
1985 function, split out from ...
1987 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
1988 conditional arms that throw exceptions.
1990 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
1993 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1995 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
1996 define HAVE_DECL_* to 1 to mask potential backup declarations.
1997 * configure: Regenerated.
1999 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2001 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
2003 2001-02-17 Richard Henderson <rth@redhat.com>
2005 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2006 when replacing a memory load with a register.
2008 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2009 Jan Hubicka <jh@suse.cz>
2011 * recog.c (validate_replace_src_1): New.
2012 (validate_replace_src_data): Likewise.
2013 (validate_replace_src): Use note_uses.
2014 * rtl.h (note_uses): Declare.
2015 * rtlanal.c (note_uses): New.
2017 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
2019 * reg-stack.c (stack_def): Make field reg unsigned.
2020 (remove_regno_note): Unsignetize parameter.
2022 2001-02-16 Jes Sorensen <jes@linuxcare.com>
2024 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
2025 shladd_operand() call.
2027 2001-02-16 Bruce Korb <bkorb@gnu.org>
2028 Rodney Brown <RodneyBrown@mynd.com>
2030 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2031 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2032 machine restrictions
2033 * fixinc/fixincl.x: regen
2035 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2037 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
2039 (hash_scan_insn): Clean up calls to hash_scan_set.
2040 (compute_kill_rd): REGNO now unsigned.
2041 (try_replace_reg): Rework to use simplify_replace_rtx.
2042 (cprop_jump, cprop_cc0_jump): Likewise.
2043 (cprop_insn): Call find_reg_equal_equiv_note.
2044 Reflect changes to cprop_jump and cprop_cc0_jump.
2046 * recog.c (validate_replace_src): Replace in operands of
2047 ZERO_EXTRACT in SET_DEST.
2049 * cse.c (new_label_ref): New variable.
2050 (insert): Set it instead of recorded_label_ref.
2051 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
2052 CODE_LABEL for this function, and not already in REG_LABEL note.
2054 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
2056 * resource.c (mark_referenced_resources): Fix typo in introductory
2058 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
2061 2001-02-16 Jason Merrill <jason@redhat.com>
2063 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2065 (gen_subprogram_die): Don't abort on seeing a second definition if
2066 the previous one was abstract. Don't replace an abstract instance
2067 in the lookup table.
2069 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2070 gen_abstract_function.
2071 * dwarf2out.h: Declare it.
2072 * toplev.c (note_outlining_of_inline_function): New fn.
2073 * toplev.h: Declare it.
2074 * integrate.c (output_inline_function): Call it.
2075 * c-decl.c (duplicate_decls): Call it when redefining an extern
2076 inline. Don't inline the new defn.
2078 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2080 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2082 * .gdbinit: Rename to gdbinit.in.
2083 * gdbinit.in: New file,
2084 * configure.in: Generate .gdbinit from gdbinit.in.
2085 * configure: Regenerated.
2086 * Makefile.in (distclean): Always remove .gdbinit.
2088 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2090 * objc/objc-act.c (start_class): Register implemented_classes with
2093 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2095 * cppfiles.c (_cpp_make_system_header): Generate a file
2098 2001-02-15 Jim Meyering <meyering@lucent.com>
2100 * Makefile.in (install-common): Don't depend on installdirs here.
2101 Instead, make each of the lang.install-common targets (e.g.,
2102 c++.install-common in cp/Make-lang.in) depend on it.
2103 (install-driver): Depend on installdirs.
2105 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2107 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2109 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2112 2001-02-15 Mark Mitchell <mark@codesourcery.com>
2114 * invoke.texi (--param): Document.
2116 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
2118 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2120 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
2122 * i386.md (extendsfdf2_2): Fix constraints.
2124 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
2126 * i386.md (fop_df_3 splitter): Fix operand number.
2128 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
2130 * invoke.texi (-mreg-alloc): Nuke.
2131 * i386.c (ix86_reg_alloc_order, regs_allocated,
2132 order_regs_for_local_alloc): Nuke.
2133 (override_options): Kill reg_alloc code.
2134 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
2135 (REG_ALLOC_ORDER): SSE goes before I387.
2136 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
2137 (ix86_reg_alloc_order): Likewise.
2138 * i386-protos.h (ix86_reg_alloc_order): Kill.
2140 2001-02-14 Richard Henderson <rth@redhat.com>
2142 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2144 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
2146 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2148 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
2150 * i386-protos.h (ix86_memory_move_cost): Move offline.
2151 * i386.c (ix86_register_move_cost): Compute properly cost of
2152 SSE, MMX and i387 instructions.
2153 (*_cost): Add costs of SSE/MMX moves.
2154 (ix86_memory_move_cost): Move offline from ....; Likewise.
2155 * i386.h (MEMORY_MOVE_COST): .... here;
2156 (struct processor costs): Add new fields to represent costs
2159 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
2161 * regclass.c (init_reg_sets_1): Reinstall the optimization of
2162 move_cost together with Matt Kraai's fix.
2164 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2166 * Makefile.in (OBJS): Add params.o.
2168 2001-02-14 Richard Henderson <rth@redhat.com>
2169 DJ Delorie <dj@redhat.com>
2171 * jump.c (jump_optimize_1): When we delete a conditional jump
2172 preceeding a non-conditional jump to effectively the same place,
2173 make sure that the combined jump skips any clobber insns between
2176 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2178 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
2180 2001-02-14 Mark Mitchell <mark@codesourcery.com>
2182 * Makefile.in (toplev.o): Depend on params.h.
2183 (intergate.o): Likewise.
2184 (params.o): New target.
2185 * flags.h (inline_max_insns): Remove.
2186 * integrate.c: Include params.h.
2187 Use MAX_INLINE_INSNS instead of inline_max_insns.
2188 * params.c: New file.
2189 * params.h: Likewise.
2190 * params.def: Likewise.
2191 * toplev.c: Include params.h.
2192 (lang_independent_params): New variable.
2193 (decode_f_option): Use the param machinery instead of setting
2195 (independent_decode_option): Handle "--param name=value".
2196 (main): Register language-independent parameters.
2198 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
2200 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
2202 2001-02-14 Richard Henderson <rth@redhat.com>
2204 * regclass.c (init_reg_sets_1): Revert last two changes.
2206 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2208 * stor-layout.c (is_pending_size, put_pending_size): New functions.
2209 (variable_size): Call put_pending_size.
2210 * tree.h (is_pending_size, put_pending_size): Add prototypes.
2211 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
2212 sizes list, put newly created SAVE_EXPR there as well.
2214 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2216 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
2217 (errata_find_address_regs): load_group has only 2 entries.
2218 (errata_emit_nops): Likewise. shladd is not problematic.
2219 Clear last_group if nop was emitted.
2220 (fixup_errata): load_group has only 2 entries.
2223 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
2225 * c-lex.c (lex_number): Only warn traditionally for U suffix
2226 outside system macros.
2227 * cppexp.c (parse_number): Similarly.
2228 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
2229 * cppmacro.c (struct cpp_macro): New member node.
2230 (parse_args): Only warn about missing rest args if not
2232 (funlike_invocation_p): Similarly for uninvoked funlike macros.
2233 (cpp_sys_objmacro_p): New.
2234 (_cpp_create_definition): Store the node with the macro defn.
2235 Remember if the macro is defined in a system header.
2237 2001-02-13 DJ Delorie <dj@redhat.com>
2239 * configure.in (check_languages): determine languages to check
2240 * Makefile.in (check-c++): alias for check-g++
2241 (check-f77): alias for check-g77
2242 (CHECK_TARGETS): depend on configured languages
2244 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
2246 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2247 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2248 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2249 (sqrtextendsfdf2): Disable for SSE2.
2251 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2253 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2254 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2255 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2256 (sqrtextendsfdf2): Disable for SSE2.
2258 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
2260 * i386.md (movsfcc_1): Support integer cmove instruction.
2261 (movdfcc_1): Likewise; new splitter.
2263 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
2265 * i386.c (output_fp_compare): Support SSE.
2266 (prepare_fp_compare_args): SSE comparisons always support memory.
2267 * i386.h (TARGET_CMOVE): SSE imply cmove.
2268 * i386.md (cmp?f2): Enable for SSE too.
2269 (cmpfp_i*): Support SSE.
2271 (cmpfp_i_sse_only): New.
2272 (s*, b* fp expanters): Enable for SSE too.
2273 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
2276 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
2278 * regclass.c (init_reg_sets_1): Silence warning.
2280 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
2282 * i386.md (sqrt?f2): Change to expander.
2283 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
2285 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2287 * rtlanal.c (find_reg_equal_equiv_note): New function.
2288 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
2289 (simplify_gen_relational, simplify_replace_rtx): Likewise.
2290 * rtl.h: Add declarations for above functions.
2292 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
2294 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
2296 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
2297 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
2298 * flow.c (mark_regs_live_at_end): Likewise.
2299 (calculate_global_regs_live): Likewise.
2300 * gcse.c (compute_hash_table): Likewise.
2301 (compute_kill_rd): Likewise.
2302 * resource.c (mark_target_live_regs): Likewise.
2303 * rtl.h (INVALID_REGNUM): New macro.
2305 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
2307 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
2309 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
2311 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
2314 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
2316 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
2318 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
2319 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
2320 (fop_sf_1_sse, fop_df_1_sse): New patterns
2321 (fop_*): Disable float_extend and float patterns for SSE compilation.
2322 * i386.c (output_387_binary_op): Support SSE.
2324 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
2326 * i386.md (dummy_extendsfdf2): Support SSE2
2327 (extendsfdf2): Enable if 80387 or SSE2.
2328 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
2329 and no MIX_I387_SSE2
2330 (extendsfdf2_1_sse_only): New pattern.
2331 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
2333 (truncdfsf2_1): Support SSE.
2334 (truncdfsf2_2): Support SSE.
2335 (truncdfsf2_2_1_sse): New pattern.
2336 (fixtruncsfsi2): Always use SSE if available.
2337 (fix_truncsfsi_sse): New pattern.
2338 (fix_truncdfsi_sse): New pattern.
2339 (floatsis?f2): Support SSE.
2340 (floatsidf2_i387): New pattern.
2341 (floatsidf2_sse): Likewise.
2343 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2345 * configure.in: Use "have_gnat" variable, not "gnat".
2346 * configure: Regenerated.
2348 * config/sparc/sparc.c (function_value): Treat all non-record
2349 aggregate types like used to treat UNION_TYPE.
2351 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
2353 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
2354 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
2356 (MASK_MIX_SSE_I387): New.
2357 (TARGET_SSE): SSE2 imply SSE.
2358 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
2359 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
2360 (enum reg_class): Add new classes.
2361 (REG_CLASS_NAMES): Likewise.
2362 (REG_CLASS_CONTENTS): Likewise.
2363 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
2364 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
2365 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
2366 (CLASS_MAX_NREGS): Use new macros.
2367 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
2368 * i386.md (pushsf, movsf): Support SSE.
2369 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
2370 splitters to use ANY_FP_REGNO_P.
2371 (movdf_nointeger, movdf_integer): Likewise.
2373 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2375 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2376 (try_combine): Use it.
2378 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
2380 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
2381 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
2382 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
2383 (REGISTER_MOVE_COST): Likewise.
2384 * i386-protos.h (ix86_secondary_memory_needed,
2385 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
2386 * i386.c (ix86_secondary_memory_needed,
2387 ix86_preferred_reload_class, ix86_register_move_cost): New function.
2389 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
2391 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
2392 (HARD_REGNO_MODE_OK): Move offline to ....
2393 * i386.c (ix86_hard_regno_mode_ok) ... here;
2394 refuse all incorrect modes.
2395 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
2397 2001-02-13 Richard Henderson <rth@redhat.com>
2399 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2400 entire operator; replicate that and match_dup the operands.
2401 (cmp_ccx_arith_op_set): Likewise.
2402 (cmp_cc_arith_op_not_set): Likewise.
2403 (cmp_ccx_arith_op_not_set): Likewise.
2405 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2407 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
2409 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2411 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
2412 (TARGET_NO_BITFIELD_WORD): New macro.
2413 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
2414 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
2416 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2418 * cselib.c: New file, from simplify-rtx.c.
2419 * simplify-rtx.c: Remove cselib parts.
2420 * Makefile.in: Add cselib.o.
2422 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2424 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2425 (setup_incoming_varargs): Remove warning.
2427 * config/rs6000/rs6000.c (validate_condition_mode): When
2428 flag_fast_math, allow floating-point conditionals to be reversed.
2429 (rs6000_generate_compare): When flag_fast_math, don't generate
2430 cror operations for FP conditionals.
2432 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
2434 (ASM_SPEC): Likewise.
2435 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
2436 (CC1_SPEC): Likewise.
2437 (LINK_TARGET_SPEC): Likewise.
2438 (CPP_ENDIAN_SPEC): Likewise.
2439 * Makefile.in (check-consistency): New target.
2441 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
2443 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
2444 "return type defaults" warning for functions with return type
2446 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
2447 function declarations by default rather than only when pedantic.
2449 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
2451 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
2454 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2456 * extend.texi (Deprecated): Deprecate new initializer lists.
2458 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2460 * mkdeps.c (deps_add_default_target): Robustify. Add
2461 basename component only.
2462 * cpp.texi (-M): Describe how default target is generated.
2463 * invoke.texi (-M): Likewise.
2465 2001-02-12 Kazu Hirata <kazu@hxi.com>
2467 * toplev.c (push_float_handler): Remove.
2468 (pop_float_handler): Remove.
2469 * toplev.h: Remove prototypes for the above functions.
2471 2001-02-12 Jakub Jelinek <jakub@redhat.com>
2473 * c-common.c (constant_fits_type_p): New function.
2474 (convert_and_check): Use it.
2476 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2478 * Makefile.in (GXX_ABI_FLAG): Don't define.
2479 * configure.in (--enable-new-gxx-abi): Remove option.
2480 * config.in: Regenerated.
2481 * configure: Likewise.
2483 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
2485 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
2487 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
2488 regular basic block, and arrange for all edges into it to switch
2491 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2493 * Makefile.in (distclean): Do not remove .gdbinit.
2495 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2497 * Makefile.in (gcc.o): Fix typos.
2498 (protize.o): Likewise.
2499 (unprotoize.o): Likewise.
2501 2001-02-11 Richard Henderson <rth@redhat.com>
2503 * tree.c (build1): Check for null operand in last change.
2505 2001-02-11 Richard Henderson <rth@redhat.com>
2507 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
2508 (fold): Don't assume a constant isn't foldable.
2509 * tree.c (build): Set TREE_CONSTANT for an expression with no
2510 side-effects and constant operands.
2513 2001-02-10 Richard Henderson <rth@redhat.com>
2515 * jump.c (squeeze_notes): Revert 2000-05-12 change.
2517 2001-02-10 Anthony Green <green@redhat.com>
2519 * cpp.texi (Standard Predefined): Add documentation for
2522 * c-common.c (combine_strings): Improve warning message.
2524 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
2526 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
2528 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
2530 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
2532 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
2535 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2537 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
2540 2001-02-09 Nick Clifton <nickc@redhat.com>
2542 * config/arm/arm.md: Change output contraint on post inc
2543 load/store multiple patterns to be a read/write contraint.
2545 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
2547 * gcc.c (cpp_options): Delete .d files on error. Don't delete
2548 .o files when using the -M options.
2550 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2551 David Edelsohn <edelsohn@gnu.org>
2553 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
2554 handle DImode constants. Use one TOC entry for SImode and smaller
2555 constants, aligned properly.
2557 2001-02-08 Jason Merrill <jason@redhat.com>
2559 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
2560 about the SP adjustment for saving the static chain pointer.
2561 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
2562 offset when setting a temporary CFA register.
2564 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
2566 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
2567 powerpc-*-chorusos* .
2568 * config/rs6000/chorus.h : New file.
2569 * config/i386/chorus.h : New file.
2570 * config/sparc/chorus.h : New file.
2571 * config/sparc/t-chorus-elf : New file.
2573 2001-02-08 David Edelsohn <edelsohn@gnu.org>
2575 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
2576 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
2577 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
2578 (__WCHAR_TYPE__): Correct macro name.
2580 2001-02-08 Richard Henderson <rth@redhat.com>
2582 * config/i386/i386.c (ix86_frame_pointer_required): New.
2583 (ix86_setup_frame_addresses): New.
2584 (struct machine_funciton): Add accesses_prev_frame.
2585 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
2586 ix86_frame_pointer_required.
2587 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
2588 (SETUP_FRAME_ADDRESSES): New.
2589 * config/i386/i386-protos.h: Update.
2590 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
2591 from FRAME_POINTER_REQUIRED.
2592 * config/i386/svr3gas.h: Likewise.
2593 * config/i386/sysv3.h: Likewise.
2594 * config/i386/v3gas.h: Likewise.
2596 2001-02-08 Richard Henderson <rth@redhat.com>
2598 * config/sparc/sparc.c (function_arg_record_value_3): Fix
2599 calculation of the number of integer registers required.
2600 (function_arg_record_value): Likewise.
2602 2001-02-08 Jason Merrill <jason@redhat.com>
2604 * diagnostic.c (internal_error): Say "confused" after 1 error, not
2605 two. Print file and line with "confused" message.
2607 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
2609 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2611 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
2613 2001-02-08 Bernd Schmidt <bernds@redhat.com>
2615 * final.c (cleanup_subreg_operands): The address of a MEM can
2618 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
2621 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
2623 * gcc.texi (Incompatibilities): Update documentation of
2624 preprocessing numbers.
2626 2001-02-07 Jakub Jelinek <jakub@redhat.com>
2628 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
2630 2001-02-07 Mark Mitchell <mark@codesourcery.com>
2632 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
2634 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
2635 * gcc.c (struct compiler): Add cpp_spec field.
2636 (input_file_compiler): New variable.
2637 (do_spec_1): Allow a particular compiler to handle `%C'
2639 (main): Store the current compiler in input_file_compiler.
2640 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
2642 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
2644 * cpphash.h (struct spec_nodes): Add n_true and n_false.
2645 * cppinit.c (cpp_create_reader): Initialize them.
2646 (append_include_chain): cxx_aware arg might be unused.
2647 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
2648 keywords and give them their phase 7 meaning. Pedwarn about
2649 this unless '__bool_true_false_are_defined' is defined.
2651 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2653 * lcm.c (optimize_mode_switching): Emit mode_set before the
2654 JUMP_INSN of an abnormal edge.
2656 2001-02-07 Bernd Schmidt <bernds@redhat.com>
2658 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
2659 a scheduling barrier at the end.
2661 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
2663 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2665 * config/sh/sh.md (reload_outsf): Removed.
2666 (movsf_ie): Introduce constraints for FPUL loads and stores.
2667 (reload_insf): Broaden the output constraint.
2669 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
2671 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2672 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
2674 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
2676 * final.c: Revert my previous changes.
2677 * output.h: Make profile_label_no extern.
2678 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
2679 for generating label.
2681 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
2683 * config/i386/djgpp.h: Add comments about standard paths.
2684 (MD_EXEC_PREFIX): Undefine before defining.
2685 (MD_STARTFILE_PREFIX): New.
2687 2001-01-30 Bruce Korb <bkorb@gnu.org>
2689 fixinc/fixincl.c(process): Emit error message only if appropriate :)
2690 (load_file): do not rely on load_file_data() to close file pointer
2691 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
2692 fixinc/inclhack.def(irix_limits_const): add test_text
2694 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2696 * cppexp.c (parse_defined): Improve diagnostics for invalid
2699 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2701 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
2703 2001-02-06 Mark Mitchell <mark@codesourcery.com>
2705 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
2706 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
2707 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
2708 (rs6000_output_symbol_ref): New function.
2709 (output_toc): Use VTABLE_NAME_P.
2711 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2713 * print-tree.c (print_node, case PARM_DECL):
2714 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
2716 * stor-layout.c (reference_types_internal): New variable.
2717 (internal_reference_types): New function.
2718 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
2719 * tree.h (internal_reference_types): New declaration.
2721 * cse.c (find_best_addr): Fix typo in computing cost.
2723 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2725 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
2726 and this is the sum of a pointer and a constant, we know the result
2728 (num_sign_bit_copies, case PLUS): Likewise.
2729 * explow.c (convert_memory_address): Remove opposite SUBREG.
2730 * function.c (instantiate_new_reg): New function (from common code).
2731 (instantiate_virtual_regs_1): Call it.
2732 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
2733 if pointers sign- or zero-extend.
2734 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
2735 If pointers extend unsigned, use inside of SUBREG.
2736 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
2738 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
2740 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
2741 subdir of gcc_gxx_include_dir.
2742 (gcc_gxx_target_include_dir): Remove.
2744 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
2746 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
2747 (dwarf2out_frame_debug_expr): Revise introductory comments to add
2748 a high-level description.
2750 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
2752 * final.c: Move the declaration of profile_label_no to ...
2753 * output.h: ... here.
2754 * function.c (expand_function_start): Call PROFILE_HOOK.
2755 * config/rs6000/aix.h: Define PROFILE_HOOK.
2756 * config/rs6000/rs6000-protos.h: output_profile_hook new.
2757 * config/rs6000/rs6000.c (output_profile_hook): Define.
2758 (output_prolog): Do nothing for ABI_AIX as it is taken care by
2759 output_profile_hook.
2760 tm.texi : Explain new macro PROFILE_HOOK.
2762 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
2764 * extend.texi (Extended Asm): Do not say that semicolon is always
2765 a valid line-breaking character for GNU assemblers. Use
2766 newline-tab as the most commonly supported syntax. Use
2767 newline-tab rather than semicolon in multi-insn examples.
2769 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2771 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
2773 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2774 David Edelsohn <edelsohn@gnu.org>
2776 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
2777 code for AIX, even without flag_pic.
2779 2001-02-05 Jakub Jelinek <jakub@redhat.com>
2781 * c-typeck.c (common_type): push and pop binding level around
2782 calling common_type on function parameters.
2784 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
2786 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
2788 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2790 * config/mips/mips.c (override_options): Fix typo in last change.
2791 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
2792 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
2794 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
2796 * invoke.texi (-fdump-class-layout): Document.
2797 (-fdump-translation-unit): Use `=' as filename separator.
2799 2001-02-05 Mark Mitchell <mark@codesourcery.com>
2801 * Makefile.in (s-mlib): Don't build multilibs if
2803 (DRIVER_DEFINES): Adjust accordingly.
2805 (protoize.o): Likewise.
2806 (unprotoize.o): Likewise.
2807 * configure.in: Recognize --enable-multilib.
2809 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2811 * Makefile.in (DRIVER_DEFINES): Fix quoting.
2813 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
2814 * configure.in: Remove --enable-libstdcxx_v3 support.
2815 * configure: Regenerated.
2817 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2819 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
2820 Call abort instead of fatal.
2821 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
2822 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
2823 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
2824 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
2825 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
2826 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
2828 * diagnostic.h (set_internal_error_function): Renamed.
2829 * toplev.h (internal_error): Renamed from fatal.
2830 (pfatal_with_name): Deleted.
2831 (fatal_io_error): Now has printf-style arguments.
2832 * diagnostic.c (pfatal_with_name): Deleted.
2833 (fatal_io_error): Rework to have args in printf-style.
2834 (set_internal_error_function): Renamed from set_fatal_function.
2835 (internal_error): Renamed from fatal.
2836 (error_recursion, fancy_abort): Call internal_error instead of fatal.
2837 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
2838 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
2839 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
2840 * flow.c (verify_flow_info): Likewise.
2841 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
2842 * config/mips/mips.c (save_restore_insns): Likewise.
2844 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
2845 * flow.c (verify_flow_info): Likewise.
2846 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
2847 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
2848 (avr_normalize_condition): Likewise.
2849 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
2850 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
2851 (limit_reload_class, double_reg_to_memory): Likewise.
2852 (print_operand_address, emit_1600_code_shift): Likewise.
2853 (gen_tst_reg, gen_compare_reg): Likewise.
2854 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
2855 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
2857 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
2859 * c-parse.in (methoddef): Call fatal_error instead of fatal.
2860 * objc/objc-act.c (build_ivar_chain): Likewise.
2861 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
2863 * graph.c (clean_graph_dump_file): Likewise.
2864 * profile.c (init_branch_prob): Likewise.
2865 * objc/objc-act.c (objc_init): Likewise.
2867 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
2868 * config/avr/avr.c (avr_override_options): Likewise.
2869 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
2870 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
2871 * config/h8300/h8300.c (h8300_init_once): Likewise.
2872 * config/mips/mips.c (override_options): Likewise.
2873 * config/i386/i386.c (override_options): Likewise, rework.
2874 * config/m68k/m68k.c (override_options): Likewise.
2876 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
2878 * config/mips/mips.c (print_operand): Likewise.
2879 * hash.c (hash_allocate): Don't check for failure returns from
2880 obstack functions that can't fail.
2881 (hash_table_init_n, hash_table_init): Likewise; also now return void.
2882 * hash.h (hash_table_init_n, hash_table_init): Now return void.
2883 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
2884 (get_object_reference): Likewise.
2886 2001-02-04 Nick Clifton <nickc@redhat.com>
2888 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
2889 StrongARM1110, 10TDMI, and 1020T.
2891 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2893 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
2895 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
2897 * config/sh/sh.md (movdf load split): Pass register number to
2898 FP_OR_XD_REGISTER_P.
2900 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2902 * cppinit.c (BC): New macro.
2903 (builtin_array): Add __GXX_WEAK__.
2904 * cpplib.h (builtin_type): Add BT_WEAK.
2905 * cppmacro.c (builtin_macro): Handle BT_WEAK.
2906 * defaults.h (SUPPORTS_ONE_ONLY): Define.
2907 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
2909 2001-02-03 Jakub Jelinek <jakub@redhat.com>
2911 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
2913 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2915 * cpphash.h: Rename _ALIGN POOL_ALIGN.
2916 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2918 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2920 * cpphash.h: Rename ALIGN _ALIGN.
2921 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2923 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
2925 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
2926 compilation environment.
2927 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
2928 control over location of cygwin includes and libs.
2930 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2932 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
2934 2001-02-02 lars brinkhoff <lars@nocrew.org>
2936 * md.texi (Standard Names): remove reference to spur.md.
2938 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2940 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
2941 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
2942 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
2943 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
2944 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
2946 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2948 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
2949 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
2950 number before reload.
2951 (c4x_adjust_cost): Return zero before reload.
2952 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
2953 split before reload.
2955 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2957 * c4x.c (c4x_hard_regno_rename_ok): New.
2958 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
2959 * c4x.h (HARD_REGNO_RENAME_OK): Define.
2961 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2963 * diagnostic.h: Add missing "extern" in all declarations.
2965 2001-02-02 Alex Samuel <samuel@codesourcery.com>
2967 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
2968 as for gcc_gxx_include_dir.
2970 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
2972 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
2974 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2976 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
2977 label before alignment to be used as the braf base address.
2978 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
2980 (casesi_jump_2): Require at least TARGET_SH2.
2982 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
2983 truncation to 32-bit doubles on -m3e and -m4-single-only.
2985 2001-02-02 Mark Mitchell <mark@codesourcery.com>
2987 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
2988 the default when building a shared object.
2989 (init_spec): Use it.
2990 * testsuite/lib/g++.exp: Include the directory where libgcc
2991 is located to the LD_LIBRARY_PATH list.
2992 * invoke.texi (-shared-libgcc): Document the cases in which
2993 GCC defaults to using the shared libgcc.
2995 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2997 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
2998 unsigned is wide enough.
3000 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
3001 (si_to_float): Likewise.
3002 (float_to_si, float_to_usi): Use BITS_PER_SI.
3004 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3006 * dwarf2out.c: Added explanation of abbreviations.
3007 (def_cfa_1): Added comments listing DWARF2 instructions.
3008 (cfa_temp_reg): Removed in favor of cfa_temp.
3009 (cfa_temp_value): Removed in favor of cfa_temp.
3010 (cfa_temp): New global variable.
3011 (dwarf2out_frame_debug_expr): Added extensive introductory
3012 comments explaining the function's transformations. Revised to
3013 use cfa_temp. Added some rtx checking. Generalize IOR case.
3014 (dwarf2out_frame_debug): Revised to use cfa_temp.
3015 (output_aranges): Cast as "unsigned" to avoid warning.
3016 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
3017 explain which instructions must be marked.
3019 2001-02-01 Richard Henderson <rth@redhat.com>
3021 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
3024 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3026 * config/sh/crt1.asm (main_k): Modified so that start calls
3027 ___setup_argv_and_call_main.
3029 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
3031 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
3032 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
3033 and AVOID_LPASTE is cleared on meeting an unescaped newline.
3034 * cppmacro.c (builtin_macro): Set builtin flags here.
3035 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
3036 (replace_args): Clarify intent.
3037 (cpp_get_token): Macro expansion tokens get the saved flags.
3039 * cppmain.c (scan_buffer): Remove now-redundant print.printed
3042 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3044 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
3047 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3049 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
3050 returns Pmode pseudo, but we need ptr_mode.
3051 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
3052 Remove bogus conversions; use HOST_WIDE_INT for size.
3053 Don't use TARGET if wrong mode.
3055 * config/i386/i386.c (ix86_compute_frame_size): Allow
3056 stack_alignment_needed to be non-default even if size is zero.
3058 2001-01-31 Alan Modra <alan@linuxcare.com.au>
3060 * (hppa_init_pic_save): Emit the pic offset table
3061 reg save after last_parm_insn.
3062 * pa.c (hppa_init_pic_save): New function.
3063 * pa.h (hppa_init_pic_save): Declare.
3064 * pa.md (call, call_value, sibcall, sibcall_value): Use
3065 the above instead of duplicated code.
3067 * pa.c (hppa_encode_label): Correct size of alloca buffer
3068 so we don't overrun it. Correct leading `*' case.
3069 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
3070 need to handle `*@'.
3071 (FUNCTION_NAME_P): Likewise.
3073 2001-01-31 Richard Henderson <rth@redhat.com>
3075 * config.gcc (alpha-osf5): Use float-i128.h.
3077 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
3078 * config/float-i32.h: Likewise.
3079 * config/float-i64.h: Likewise.
3080 * config/float-sh.h: Likewise.
3081 * config/float-sparc.h: Likewise.
3083 2001-01-31 DJ Delorie <dj@redhat.com>
3085 * expmed.c (extract_bit_field): allow non-integral modes if we
3086 want to extract a whole register from itself.
3088 2001-01-31 Jakub Jelinek <jakub@redhat.com>
3090 * c-typeck.c (set_init_index): If first is equal to last, assume as
3091 if it was not a range at all.
3093 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3095 * config/fp-bit.c: Include tm.h.
3096 (float_to_si): Don't assume SImode is 32-bits wide.
3097 (float_to_usi): Likewise.
3099 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
3101 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
3103 (typename): Call pending_xref_error after parsing typed_typespecs.
3104 * c-decl.c (lookup_tag): Give error immediately rather than
3105 leaving it pending if the tag of the wrong type is in the same
3107 (xref_tag): Don't pedwarn for forward declarations of enum types
3109 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
3112 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3114 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
3116 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3118 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
3119 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
3121 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3123 * cpphash.h (struct cpp_reader): New saved_flags.
3124 * cppmacro.c (cpp_get_token): Use saved_flags to remember
3125 to avoid a paste after a pasted token.
3127 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3129 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
3130 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
3131 Wtype_MIN instead of LONG_MIN.
3133 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3135 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
3137 * fixinc/fixincl.x: Regenerated.
3138 * fixinc/inclhack.def (irix_limits_const): New definition to
3139 convert "const" to "__const" in limits.h.
3141 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3143 * fixinc/genfixes (AG): Fix "autogen4" thinko.
3145 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3147 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
3148 when register dies in the insn.
3150 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3152 * diagnostic.c (fatal): Fix word wrap.
3154 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
3156 * combine.c (try_combine): Fix SUBREG setting for
3157 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
3159 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3161 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
3164 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3166 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
3168 * toplev.c (decode_W_option): Update warn_larger_than
3169 unconditionally for each processed switch.
3171 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3173 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
3175 (hppa_expand_prologue): Delete code to save pic offset table register
3176 in the function prologue.
3177 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
3178 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
3179 table register at the beginning of the function after the prologue.
3181 2001-01-29 lars brinkhoff <lars@nocrew.org>
3183 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
3185 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3186 Jeff Law <law@redhat.com>
3188 * pa.md (return): Revise comment for trivial return.
3189 (return_internal): Non-trivial return pattern for non-PIC code.
3190 (return_internal_pic): Non-trivial return pattern for PIC code.
3191 It uses the PIC register to ensure it is restored after
3193 (epilogue): Generate appropriate return for PIC and non-PIC code.
3195 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
3197 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
3199 2001-01-29 DJ Delorie <dj@redhat.com>
3201 * combine.c (if_then_else_cond): Pass the correct mode to
3202 operand_subword() for constants.
3204 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
3206 * config/i386/cygwin.h: Add w32api to include search. Search different
3207 directories in a cross-build environment.
3209 2001-11-29 Tim Josling <tej@melbpc.org.au>
3211 * tree.h (TYPE_STUB_DECL): Add documentation.
3213 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
3215 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
3216 (sdbout_field_types): Likwise. Fix use of host_integerp.
3218 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
3220 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
3223 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
3225 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
3226 to use flag_gnu_linker.
3228 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3230 * cpplib.c (T_BAD_DIRECTIVE): Remove.
3231 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
3233 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
3235 * tree.c, tree.h (build_parse_node): Remove; was identical to
3237 * c-lang.c (start_cdtor), objc/objc-act.c
3238 (build_module_descriptor): Use build_nt instead of
3241 2001-01-29 Jakub Jelinek <jakub@redhat.com>
3243 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
3244 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
3245 not have any upper bits set.
3247 2001-01-29 Phil Edwards <pme@sources.redhat.com>
3249 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
3251 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3253 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
3255 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
3257 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
3258 (integer_minus_one_node): Define.
3260 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
3262 * Makefile.in (bootstrap2-lean): Fix typo.
3264 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
3266 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
3267 : Don't set fe_value.
3268 * cpplib.h (AVOID_LPASTE): New flag.
3269 (struct cpp_hashnode): Remove fe_value.
3270 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
3271 * cppmacro.c (builtin_macro): Don't set flags here.
3272 (replace_args): Set AVOID_LPASTE flag on first token of an
3273 argument, and the token following it.
3274 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
3275 macro expansion, and on the token following it. Do it for
3277 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
3279 2001-01-27 Richard Henderson <rth@redhat.com>
3281 * config/alpha/t-ieee: Remove multilibbing.
3282 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3284 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3286 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
3288 * Makefile.in: Remove all dependencies on defaults.h.
3289 * builtins.c: Don't include defaults.h.
3290 * c-common.c: Likewise.
3291 * c-decl.c: Likewise.
3292 * c-pragma.c: Likewise.
3293 * c-typeck.c: Likewise.
3294 * combine.c: Likewise.
3296 * frame-ia64.c: Likewise.
3297 * cppexp.c: Likewise.
3298 * crtstuff.c: Likewise.
3299 * dbxout.c: Likewise.
3300 * dwarf2out.c: Likewise.
3301 * dwarfout.c: Likewise.
3302 * emit-rtl.c: Likewise.
3303 * except.c: Likewise.
3305 * final.c: Likewise.
3306 * frame-dwarf2.c: Likewise.
3307 * libgcc2.c: Likewise.
3308 * optabs.c: Likewise.
3309 * profile.c: Likewise.
3310 * sdbout.c: Likewise.
3311 * toplev.c: Likewise.
3312 * tradcif.y: Likewise.
3314 * varasm.c: Likewise.
3316 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3318 * builtins.c (expand_builtin_fputs): Use size_one_node when
3319 transforming into fwrite.
3321 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3323 * extend.texi (Attribute Syntax): New section.
3325 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3327 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3328 they didn't need fixing.
3330 2001-01-27 Janis Johnson <janis@us.ibm.com>
3332 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3334 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3335 to remove macro definitions that are duplicated from elfos.h.
3337 2001-01-27 Richard Henderson <rth@redhat.com>
3339 * config/i386/sco5gas.h: Move ...
3340 * config/usegas.h: ... here.
3341 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3343 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3345 * c-typeck.c (struct constructor_stack): Add range_stack member.
3346 (really_start_incremental_init): Clear it.
3347 (push_init_level): Save constructor_range_stack and clear it if
3348 pushing explicit braces.
3349 (pop_init_level): abort if constructor_range_stack is non-zero at
3350 explicit closing brace. Restore saved constructor_range_stack if
3353 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3355 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3356 into register was forced into memory.
3358 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3360 * Makefile.in: Remove uses of + before $(MAKE).
3362 2001-01-26 Richard Henderson <rth@redhat.com>
3364 * stmt.c (cost_table): Remove.
3365 (COST_TABLE, cost_table_initialized): New.
3366 (estimate_case_costs): Use the later instead of the former.
3367 (balance_case_nodes): Likewise.
3369 2001-01-26 Richard Henderson <rth@redhat.com>
3371 * alias.c (objects_must_conflict_p): Read-only slots may not
3372 conflict despite having the same type.
3374 2001-01-27 Michael Hayes <mhayes@redhat.com>
3376 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3378 (check_ext_dependant_givs): Initialise u_start_val and
3380 (load_mems): Make last_max_reg unsigned.
3381 (try_swap_copy_prop): Use INSN_P and initialise set.
3383 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3385 * README.AVR : Removed.
3387 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3389 * pa-64.h (text_section): Remove declaration.
3391 * pa.md (return_internal): Remove mode on PIC register use.
3393 2001-01-25 lars brinkhoff <lars@nocrew.org>
3395 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3396 ASM_CLOSE_PAREN): fix typos.
3398 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3400 * acconfig.h: Define `const' to the empty string if neither
3401 __STDC__ nor __cplusplus is defined.
3402 * config.in: Regenerated.
3404 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3406 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3407 * collect2.c (main): Delete importf. Add ".obj" file extension.
3408 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3409 (aix_std_libs): Add additional AIX libraries to skip.
3410 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3411 * config/rs6000/aix51.h: New file.
3413 2001-01-25 Michael Hayes <mhayes@redhat.com>
3415 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3416 (loop_insn_emit_before): No longer static.
3417 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3418 (loop_givs_rescan, load_mems): Likewise.
3419 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3420 (maybe_eliminate_biv_1):
3421 (move_movables): Replace emit_call_insn_before with
3422 loop_call_insn_hoist.
3423 * loop.h (loop_insn_emit_before): Add.
3424 * unroll.c (copy_loop_body): Replace emit_insn_before with
3425 loop_insn_emit_before.
3427 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3429 * diagnostic.c (fatal): Request preprocessed source.
3431 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3433 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3434 olddecl has argument types and newdecl has none, use the argument
3437 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3439 * dwarf2out.c (prefix_of): New function. Determine longest common
3440 prefix of the two arguments. The units are whole path components.
3441 (output_file_names): When adding a new directory find the one entry
3442 with the longest common prefix already in the list. Artificially
3443 generate entry if there is none for this prefix.
3444 Fix test to check whether the zeroth directory entry is used.
3446 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3448 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3449 Changed all callers. Take it into account when deciding if a
3450 previously loaded value matches.
3452 2001-01-24 Richard Henderson <rth@redhat.com>
3454 * reload.c (find_reloads_subreg_address): Fail the substitution
3455 if the resulting address is insufficiently aligned.
3457 2001-01-24 DJ Delorie <dj@redhat.com>
3459 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
3460 check the original operand's mode also.
3461 * simplify-rtx.c (simplify_ternary_operation): Ditto.
3463 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3465 * c-parse.in (cast_expr): Move compound literals from here ...
3466 (primary): ... to here. Use standard terminology "compound
3467 literal" instead of "constructor expression".
3469 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3471 * gcc.1, cpp.1: Regenerate.
3473 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
3475 * calls.c (emit_library_call_value_1): Memory slot for
3476 pass-by-reference argument should have the mode of the argument,
3477 not of the pointer to it.
3479 2001-01-24 Tom Tromey <tromey@redhat.com>
3481 * gcc.texi (G++ and GCC): Mention gcj manual.
3482 (Standards): Link to section of manual mentioning gcj/Java
3485 2001-01-24 Jakub Jelinek <jakub@redhat.com>
3487 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
3488 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
3489 * tradcpp.c (main): Add -imacros or -include'd dependencies
3491 * cpp.texi (-M, -MM): Document -M -include behaviour.
3493 2001-01-24 Roger Collins <roger@ProProject.com>
3495 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
3497 2001-01-24 Will Cohen <wcohen@redhat.com>
3499 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
3500 whether registers are 32 bits or 64 bits in size.
3502 2001-01-24 Ben Elliston <bje@redhat.com>
3504 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
3506 2001-01-24 Richard Henderson <rth@redhat.com>
3508 * config/alpha/alpha.md (builtin_longjmp_internal): New.
3509 (builtin_longjmp): Use it instead of emit_indirect_jump.
3511 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
3513 * bb-reorder.c (make_reorder_chain_1): Handle case where
3514 jump edge goes to the same block as the fallthru edge.
3516 2001-01-23 Jim Wilson <wilson@redhat.com>
3518 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
3519 * frame.h (__ia64_personality_v1): Add prototype.
3520 * libgcc2.c (ia64_throw_helper): Change personality declaration to
3521 prototype form. Add void * cast to first argument to personality
3523 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
3524 (asctoe113): Likewise.
3525 * config/ia64/frame-ia64.c: Include eh-common.h.
3526 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
3528 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
3530 (itanium_split_issue): Add prototype.
3531 (gen_nop_type): Ifdef out.
3532 (find_best_packet): Initialize best_packet.
3533 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
3535 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
3536 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
3537 (flushrs): Add explicit stop bit at end.
3538 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
3541 2001-01-23 Chris Demetriou <cgd@broadcom.com>
3543 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
3545 * libgcc2.c (__terminate_func): Make variable static.
3546 (__terminate_set_func): New function to set __terminate_func.
3547 * libgcc2.h (__terminate_func_ptr): New typedef.
3548 (__terminate_set_func): New function.
3550 2001-01-23 Richard Henderson <rth@redhat.com>
3552 * flow.c (init_propagate_block_info): Don't consider unchanging
3553 memories for dead frame store elimination.
3555 2001-01-23 Richard Henderson <rth@redhat.com>
3557 * varasm.c (UNIQUE_SECTION): Move default implementation ...
3558 * defaults.h: ... here.
3560 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3562 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
3564 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
3566 * c-lex.c (lex_charconst): Fix typo: s/p/str.
3568 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3570 * rs6000.h (rs6000_return_addr): Move prototype from here...
3571 * rs6000-protos.h (rs6000_return_addr): ...to here.
3572 (rs6000_init_expanders): Delete prototype.
3574 2001-01-23 Nick Clifton <nickc@redhat.com>
3576 * invoke.texi: Replace , with \, inside @gccoptlist macros.
3577 (Spec Files): Document %B and %j and %. and %v3 and %M and
3578 %{S*&T} spec switches.
3580 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3582 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
3584 2001-01-23 Chris Demetriou <cgd@sibyte.com>
3585 Neil Booth <neil@daikokuya.demon.co.uk>
3587 * cpperror.c: Merge handlers of PEDWARN and WARNING.
3588 Have -Werror make pedantic warnings errors, like the
3591 2001-01-23 Phil Edwards <pme@sources.redhat.com>
3593 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
3595 2001-01-23 Jakub Jelinek <jakub@redhat.com>
3597 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
3598 * integrate.c (expand_inline_function): Initialize them.
3599 (subst_constants): If changing COMPARE so that both its arguments
3600 will be VOIDmode and the comparison mode will be lost, note
3601 compare_mode. Use the recorded compare_mode to optimize
3604 2001-01-23 Jason Merrill <jason@redhat.com>
3606 * dwarf2out.c (new_die): Use xcalloc.
3607 (output_die): Abort rather than emit a local reference to offset 0.
3609 2001-01-17 Andrew Haley <aph@redhat.com>
3611 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
3612 of a saved register; return NULL instead.
3613 (copy_reg): Take a pointer to a source register rather than a
3615 (next_stack_level): Remember the address in the stack frame of all
3617 Use the saved register pointer array as the source of the CFA.
3618 (throw_helper): Rewrite. Unwind once rather than twice and keep
3619 track of saved registers as we go.
3621 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3623 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
3624 * c4x.c (c4x_legitimize_reload_address): Remove.
3625 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
3626 reload address for ldp(k) insn.
3628 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
3630 * pa.md (return_internal): Add a USE of the PIC register to ensure
3631 it is restored after each call.
3632 (return expander): Corresponding changes.
3634 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3636 * rs6000.h (INIT_EXPANDERS): Delete.
3637 (RETURN_ADDR_RTX): Call rs6000_return_addr().
3638 * rs6000.c (rs6000_override_options): Call *_machine_status from
3640 (rs6000_init_expanders): ...instead of here. Delete.
3641 (rs6000_mark_machine_status): New function.
3642 (rs6000_init_machine_status): Use xcalloc.
3643 (rs6000_return_addr): Generate RTX for the return address.
3644 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
3645 (rs6000_stack_info): Use it.
3647 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
3649 * gthr-win32.h: Include errno.h to get a declaration for
3650 EINVAL and _mingw.h if the target is mingw32.
3652 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
3654 * cpp.texi: Correct typos.
3656 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3658 * explow.c (probe_stack_range): Ensure value passed to
3659 stack_check_libfunc is ptr_mode, not Pmode.
3661 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
3663 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
3664 case, don't use operand_subword to calculate a SUBREG that is
3667 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
3669 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3671 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
3672 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
3673 valid. If not replace it by equivalent insns.
3675 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3677 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
3678 contains SYMBOL_REF, LABEL_REF and CONST_INT.
3679 (c4x_U_constraint, symbolic_address_operand): Likewise.
3680 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
3682 (c4x_r11_set_p, c4x_check_laj_p): New functions.
3683 * c4x-protos.h (c4x_check_laj_p): Add prototype.
3684 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
3685 anulling slot because of silicon bug.
3686 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
3688 2001-01-22 Alan Modra <alan@linuxcare.com.au>
3690 * cppexp.c (parse_charconst): Change `mask' type to agree
3693 2001-01-21 Richard Henderson <rth@redhat.com>
3695 * config/i386/i386.c (ix86_asm_file_end): Disable putting
3696 pic_label_name in a linkonce section.
3698 2001-01-17 Philipp Thomas <pthomas@suse.de>
3700 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
3702 * configure: Regenerate.
3704 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
3706 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
3707 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
3709 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
3711 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
3712 If REVERSE nonzero then condition code in X must be reversed.
3713 (encode_section_info): Optimise if/else.
3714 (avr_function_value): Fix formatting.
3716 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
3717 (difficult_branch): Likewise.
3718 (rvbranch): Likewise.
3719 (difficult_rvbranch): Likewise.
3721 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
3723 * config/avr/libgcc.S: Fix comment.
3725 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3727 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
3729 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3731 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
3733 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3735 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
3736 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
3737 * configure, config.in: Regenerate.
3738 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
3739 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
3740 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
3741 (doprint.o): New rule.
3743 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
3745 * c-typeck.c (digest_init): Handle boolean types as scalars.
3747 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3749 * stmt.c (expand_return): Don't return anything if size is zero.
3750 Delete redundant assignment to BYTES.
3751 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
3753 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
3755 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
3756 the same as the default library function names.
3757 * config/avr/avr.md: Document special characters after '%'.
3758 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
3759 knowing which of the call-used registers are really clobbered.
3760 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
3761 New. Both quotient and remainder from one libgcc.S call.
3762 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
3763 clobber as few registers as possible.
3764 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
3766 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
3768 * cppmacro.c (funlike_invocation_p): Don't move back up to the
3769 context of the top of the stack.
3771 2001-01-20 Jakub Jelinek <jakub@redhat.com>
3773 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
3774 (fixup_var_refs_insns): ...here.
3776 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
3778 * function.c (fixup_var_refs_insns): Break up into
3779 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
3780 [loop over entire insn list], and fixup_var_refs_insns_with_hash
3781 [loop over hash table entries].
3782 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
3783 fixup_var_refs_insns_with_hash, to match above changes.
3785 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
3787 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
3788 (libgcc.a): Likewise.
3789 (stmp-multilib): Likewise.
3790 (STAGE2_FLAGS_TO_PASS): Likewise.
3792 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3794 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
3795 temporary if no_new_pseudos.
3797 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
3799 * cppinternals.texi: Update.
3801 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
3803 * arm.c (arm_init_builtins): Re-enable builtins.
3805 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3807 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
3808 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
3809 element to be null, and always expect an EXPR_LIST.
3810 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
3811 * sched-deps.c (sched_analyze_1): Likewise.
3812 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3814 * regclass.c (max_set_parallel): New variable.
3815 (reg_scan): Take it into account in computation of max_parallel.
3816 (reg_scan_mark_refs, case SET): Compute it.
3818 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
3820 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
3821 * function.c (assign_parms): Use INTVAL for a CONST_INT.
3823 2001-01-19 Jason Merrill <jason@redhat.com>
3825 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
3826 for the abstract instance of an inline function.
3828 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
3829 J"orn Rennecke <amylaar@redhat.com>
3831 * reload1.c (move2add_note_store): Treat all registers directly or
3832 indirectly derived from a base register as members of the same set
3834 (reload_cse_move2add): Adjust accordingly. Take mode and offset
3835 of base register into account.
3837 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
3839 * alias.c (find_base_value): Recognize TRUNCATE.
3840 (record_set): In PLUS case, invalidate if other summand is also a
3843 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3845 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
3846 entry to be EXPR_LIST.
3847 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
3848 be an EXPR_LIST (but not null, which other code doesn't allow).
3849 (note_stores): Properly handle PARALLEL in SET.
3850 Recursively call for top-level PARALLEL.
3851 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
3852 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3854 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
3856 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
3858 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
3859 not pfile->skipping (== 0).
3861 2001-01-17 Nick Clifton <nickc@redhat.com>
3863 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
3866 2001-01-17 Jim Wilson <wilson@redhat.com>
3868 * invoke.texi (IA-64 options): Improve.
3870 2001-01-17 Tom Tromey <tromey@redhat.com>
3872 * invoke.texi (Optimize Options): Use `{}' to around @samp
3875 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
3877 * invoke.texi (-fno-guess-branch-probability): New option.
3879 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3881 * combine.c (try_combine): Don't set i3_subst_into_i2 for
3882 case of making new double-word constant.
3883 Revert last change: instead just test i3_subst_into_i2.
3885 2001-01-17 Jakub Jelinek <jakub@redhat.com>
3887 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
3888 Use q constraints instead of r.
3890 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
3892 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
3893 (machine_function): Define.
3894 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
3895 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
3896 pa_free_machine_status): New functions.
3897 (override_options): Set {init,mark,free}_machine_status to above.
3898 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3899 PIC_OFFSET_TABLE_REGNUM_SAVED.
3900 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3901 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
3902 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
3903 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
3904 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3906 2001-01-15 DJ Delorie <dj@redhat.com>
3908 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
3912 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3914 * flow.c (propagate_on_insn): Make trying to delete a prologue
3915 or epilogue insn an ICE, not a warning. Allow doing this if
3916 the current function returns with stack pointer depressed.
3918 * combine.c (try_combine): If i3_subst_into_i2, properly check for
3919 I3 having more than one SET.
3921 2001-01-16 Jim Wilson <wilson@redhat.com>
3923 * invoke.texi: Document IA-64 options.
3925 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
3926 (fixup_errata): Delete TARGET_A_STEP use.
3927 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
3928 (TARGET_SWITCHES): Delete -ma-step option.
3929 * config/ia64/ia64.md (all FP patterns): Delete %B0.
3930 (movqicc_astep, movqi_internal_astep, movhicc_astep,
3931 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
3932 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
3933 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
3934 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
3936 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3937 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
3938 cmovsi_internal): Delete ! TARGET_A_STEP check.
3940 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3942 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
3943 possibility to report bugs via postal mail. Change a URL and
3944 merge in a nearly duplicate statement...
3945 (Bug Reporting): ...from here.
3946 (Service): Refer to the Bug Reporting section instead of
3948 (Contributing): Remove trivial explanations concerning snapshots.
3950 2001-01-16 Alan Modra <alan@linuxcare.com.au>
3952 * cppmain.c (general_init): Don't use ANSI prototype.
3954 2001-01-16 Tom Tromey <tromey@redhat.com>
3956 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
3958 2001-01-16 Richard Henderson <rth@redhat.com>
3960 * config/i386/i386.h: Fix comment typo.
3961 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
3962 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
3964 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3966 * gcc.c: Revert previous -fsyntax-only-related change; move
3969 2001-01-16 Jakub Jelinek <jakub@redhat.com>
3971 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
3972 inmode after checking GET_CODE (op).
3974 2001-01-16 Richard Henderson <rth@redhat.com>
3976 * flow.c (struct propagate_block_info): Add mem_set_list_len.
3977 (MAX_MEM_SET_LIST_LEN): New.
3978 (propagate_one_insn): Update mem_set_list_len.
3979 (invalidate_mems_from_autoinc): Likewise.
3980 (invalidate_mems_from_set): Likewise.
3981 (mark_used_regs): Likewise.
3982 (init_propagate_block_info): Likewise. Stop collecting memories
3983 when we reach MAX_MEM_SET_LIST_LEN.
3984 (mark_set_1): Likewise.
3986 2001-01-16 Richard Henderson <rth@redhat.com>
3988 * unroll.c (precondition_loop_p): Fail if no iteration
3991 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3993 * gcc.c: When -fsyntax-only is given, do not complain about
3996 2001-01-15 Richard Henderson <rth@redhat.com>
3998 * config/i386/i386.c (asm_output_function_prefix): Remove.
3999 (ix86_asm_file_end): New.
4000 (load_pic_register): Generate pic_label_name into a
4001 staticly allocated buffer.
4002 * config/i386/i386-protos.h: Update.
4003 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
4004 (ASM_FILE_END): New.
4005 * config/i386/i386afe.h: New file.
4006 * config.gcc (i?86-*-elf) [tm_file]: Use it.
4007 (i?86-*-{freebsd,linux*,moss*}): Likewise.
4008 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
4009 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
4010 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
4011 * config/i386/sco5.h (ASM_FILE_END): Likewise.
4012 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
4014 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4016 * Makefile.in (install-man): Remove explicit dependency on
4019 * configure.in, configure: Revert previous patch requiring perl
4022 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
4024 * toplev.c (flag_guess_branch_prob): New.
4025 (f_options): Add guess-branch-probability option.
4026 (rest_of_decl_compilation): Only estimate branch probability if
4028 (main): set flag_guess_branch_prob.
4030 * flags.h (flag_guess_branch_prob): New.
4032 2001-01-15 DJ Delorie <dj@redhat.com>
4034 * gcc.texi (Makefile): Add documentation for Makefile targets.
4036 2001-01-15 Philip Blundell <philb@gnu.org>
4038 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
4040 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
4041 (is_pic): Delete declaration.
4042 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
4043 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
4044 * config/arm/arm.md (builtin_setjmp_receiver): New.
4046 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4048 * arm.c (use_return_insn): Don't try to determine the function type
4049 until after reload has completed.
4050 (arm_output_epilogue): Don't adjust the sp value recovered from the
4052 (emit_multi_reg_push): Don't record dwarf information for the pc.
4053 * arm.md (eh_epilogue): The function type may have changed, so it
4054 needs to be recalculated.
4055 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
4056 unwind tables on arm/netbsd.
4058 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4060 * arm.md (cbranchsi4): Correct calculation of branch ranges.
4061 (negated_cbranchsi4): Likewise.
4063 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4065 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
4066 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4067 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
4068 pass -mapcs-* options to assembler.
4069 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
4070 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4071 (ASM_SPEC): Call subtarget_extra_asm_spec.
4073 2001-01-15 Andreas Jaeger <aj@suse.de>
4075 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
4077 (ix86_expand_builtin): Likewise.
4079 * gencodes.c (output_predicate_decls): Make i size_t to avoid
4080 warning about comparison between signed and unsigned.
4082 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4084 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
4086 2001-01-14 Ralf Baechle <ralf@gnu.org>
4088 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
4089 SUBTARGET_CPP_SPEC apropriatly.
4091 2001-01-12 Mark Mitchell <mark@codesourcery.com>
4093 * varasm.c (make_decl_rtl): Fix typo in last change.
4095 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
4097 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
4098 linker supports the init_priority C++ attribute.
4099 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
4100 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
4101 linker does not support init_priority C++ attribute.
4103 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
4105 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
4107 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4109 * c-parse.in (finish_parse): Add comment about cpp_destroy.
4110 * cp/lex.c (finish_parse): Similarly.
4111 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
4112 Return the number of errors encountered.
4113 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
4114 * cppmain.c (main): Don't call cpp_destroy.
4116 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4118 * configure.in: Require at least perl 5.6.0 to regenerate
4120 * configure: Regenerate.
4122 2001-01-14 Richard Henderson <rth@redhat.com>
4124 * genrecog.c (DT_veclen_ge): New.
4125 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
4126 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
4127 (nodes_identical_1): Handle DT_veclen_ge.
4128 (write_cond, debug_decision_2): Likewise.
4130 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4132 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
4134 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
4136 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4138 * cppmain.c (do_preprocessing): New function; most of the old
4140 (main): Call it to do most of the work.
4141 (cb): Move from global scope to set_callbacks ().
4142 (setup_callbacks): Get the callback pointer.
4143 (general_init, printer_init): Clean up code and comments.
4145 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4147 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
4150 2001-01-14 Kazu Hirata <kazu@hxi.com>
4152 * config/h8300/h8300.c (get_shift_alg): Update comments.
4154 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4156 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
4157 (alloc_page, ggc_alloc): Add casts to remove warnings.
4159 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4161 * combine.c (simplify_comparison): Don't change `code' when
4162 can't reverse comparison.
4164 2001-01-14 Richard Henderson <rth@redhat.com>
4166 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
4167 update all call sites. Return true for all non-label constants.
4169 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
4171 * i386.c (ix86_expand_compare): Add bypass_test and second_test
4173 (ix86_expand_branch): Update.
4174 (ix86_expand_setcc): Update to handle multiple test conditions.
4175 (expand_int_movcc): Likewise.
4176 (expand_fp_movcc): Likewise.
4177 * i386-protos.h (ix86_expand_compare): New.
4178 * i386.md (andqi_?_slp, orqi_?_slp): New.
4179 (conditional trap expander): Update call to ix86_expand_compare.
4181 2001-01-14 Richard Henderson <rth@redhat.com>
4183 * config/vax/vax.md: Use nonimmediate_operand instead of
4184 general_operand in destinations.
4186 * config/vax/vax.md (indirect_jump): Use register_operand.
4188 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
4189 * config/vax/vax.md (call_pop): Turn into an expander.
4190 (call_value_pop): Likewise.
4191 (call, call_value): New.
4193 2001-01-14 Andreas Jaeger <aj@suse.de>
4195 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
4197 (ix86_fp_compare_mode): Add unused attribute.
4198 (ix86_expand_fp_movcc): Remove unused variable.
4199 (ix86_expand_builtin): Make fcode unsigned.
4201 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
4202 (expand_expr): Add cast to avoid signed warning.
4203 (store_field): Likewise.
4204 (store_constructor_field): Likewise.
4205 (store_constructor): Likewise.
4206 (store_expr): Likewise.
4207 (clear_storage): Likewise.
4208 (emit_group_store): Likewise.
4209 (emit_group_load): Likewise.
4211 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4213 * c-common.c: Move format checking code to ...
4214 * c-format.c: ... here. New file. Reorder some functions and
4216 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
4218 * c-common.h (decl_handle_format_attribute,
4219 decl_handle_format_arg_attribute): Declare.
4220 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
4221 (c-common.o): Adjust dependencies.
4222 (c-format.o): New list of dependencies.
4224 2001-01-13 Jakub Jelinek <jakub@redhat.com>
4226 * unroll.c (loop_iterations): If we cannot prove iteration variable
4227 is set once in each iteration, punt.
4229 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
4231 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
4232 (*strlenhi): Remove clobber (which was buggy) of output address.
4234 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4236 * Makefile.in (generated-manpages): Add gcc.1
4237 ($(srcdir)/gcc.1): New target.
4238 (maintainer-clean): Delete $(srcdir)/gcc.1.
4239 * gcc.texi: Add macros @gccoptlist and @gol.
4240 * invoke.texi: Include option summary in manpage. Mark up option
4241 summary with @gccoptlist and @gol. Use @r in one place where
4243 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
4244 * gcc.1: Generate from invoke.texi.
4246 2001-01-13 Richard Henderson <rth@redhat.com>
4248 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
4249 (struct page_entry): Add group member.
4250 (struct page_group): New.
4251 (struct globals): Add page_groups member.
4252 (alloc_anon): Only define for using mmap; remove valloc call.
4253 (page_group_index): New.
4254 (set_page_group_in_use): New.
4255 (clear_page_group_in_use): New.
4256 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
4257 (free_page, release_pages): Likewise.
4258 * configure.in (with-gc): Default to ggc-page always.
4260 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4262 * reload1.c (replace_pseudos_in_call_usage): Use
4263 reg_equiv_constant and reg_equiv_address, and don't try
4264 regno_reg_rtx first.
4266 2001-01-13 Richard Henderson <rth@redhat.com>
4268 * ggc-page.c (alloc_page): Round up allocation size to one page.
4269 Set e->order on extra pages.
4271 2001-01-13 Richard Henderson <rth@redhat.com>
4273 * genrecog.c (nodes_identical): Expand commentary.
4274 (write_switch): Watch out for identical nodes.
4276 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4278 * cppfiles.c (_cpp_fake_include): New function.
4279 * cpphash.h (_cpp_fake_include): New.
4280 * cpplib.c (do_line): Call _cpp_fake_include when entering
4281 header files in preprocessed input.
4282 * cppmain.c (cb_pragma_implementation): Remove handling.
4283 (setup_callbacks): Don't register pragmas.
4285 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4287 * extend.texi: Udate for CPP.
4289 2001-01-13 Andreas Jaeger <aj@suse.de>
4291 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
4293 * regmove.c: Add prototype for replace_in_call_usage.
4295 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4297 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
4298 struct cpp_chunk, struct htab, struct toklist,
4299 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
4300 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
4301 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
4302 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4303 (struct macro_args): Delete.
4304 * cpphash.h: See above.
4306 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4308 * cppmain.c (struct printer): Remove no_line_dirs.
4310 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4311 : Use options rather than CPP_OPTION.
4312 (setup_callbacks): Use cb rather than pfile->cb.
4313 (main): No need to check for a buffer. Use cpp_errors.
4314 (printer_init): Don't set no_line_dirs.
4315 (maybe_print_line): Use options not no_line_dirs.
4316 (cb_file_change): Don't call print_line if -P.
4318 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4320 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4322 * c-parse.in (finish_parse): Use cpp_errors.
4323 (__yylex): Use return value of cpp_pop_buffer.
4324 * cp/lex.c (finish_parse): Use cpp_errors.
4325 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4327 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4329 * README.AVR: URLs corrected.
4331 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4333 * c-decl.c (start_function): Don't warn if old prototype is builtin
4334 that's not in C's namespace.
4335 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4336 (_bb): Add prototype for ctime.
4337 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4339 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4341 * i386.c (ix86_fp_comparison_arithmetics_cost,
4342 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4343 ix86_fp_comparison_cost): New functions.
4344 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4345 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4346 two-branch sequences; make static.
4347 (ix86_use_fcomi_compare): Do decision according to the costs.
4348 (split_fp_branch): New.
4349 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4350 * i386-protos.h (ix86_expand_fp_compare): Remove
4351 (ix86_split_fp_branch): Declare.
4353 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4354 and ix86_comparison_operator.
4356 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4359 * i386.c (put_condition_code): Output properly the unordered/ordered
4360 compares in fp case.
4361 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4363 * tm.texi (REVERSE_CONDITION): Document.
4364 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4365 in -ffast-math mode.
4366 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4368 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4370 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4372 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4375 * config/sh/sh.c (mova_p): Fix test for mova_const.
4377 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4379 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4380 cpp_get_options rather than dereferencing pfile and using
4382 * scan-decls.c (scan_decls): Use return value of
4383 cpp_pop_buffer rather than CPP_BUFFER.
4385 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4387 * cppinit.c (cpp_handle_option): help_only is now part of the
4388 cpp_options structure.
4389 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4390 cpp_set_callbacks): New functions.
4391 * cpplib.h (cpp_callbacks): Break out as a named structure.
4392 (cpp_options): Move help_only here from cpp_reader.
4393 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4394 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4395 cpp_set_callbacks): New prototypes.
4396 * cppmain.c (main): Update for help_only.
4398 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4400 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4401 Also build and remove and install and uninstall c-tree.info and
4403 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4404 ($(srcdir)/cppinternals.info): New target.
4405 * c-tree.texi: Change file name used when makeinfo used without -o
4406 from ir.info to c-tree.info. Add info directory entry.
4407 * cppinternals.texi: Add info directory entry.
4408 * .cvsignore: Update.
4410 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4412 * c-typeck.c (store_init_value): Don't require constant initializer
4413 elements with -pedantic -std=c99.
4414 (digest_init): Change error about non-constant initializer elements
4416 (constructor_range_end): Remove.
4417 (constructor_incremental, designator_depth,
4418 designator_errorneous): New variables.
4419 (struct constructor_stack): Remove range_end, add incremental.
4420 (struct constructor_range_stack, constructor_range_stack): New.
4421 (struct initializer_stack): Add constructor_range_stack.
4422 (finish_init): Set it.
4423 (start_init): Likewise. require_constant_elements for non-static
4424 trees only if not flag_isoc99.
4425 (really_start_incremental_init): Remove constructor_range_end, add
4426 constructor_incremental.
4427 (pop_init_level): Likewise.
4428 (push_init_level): Likewise. If implicit and the subobject had some
4429 value set already, preinitialize the level with it.
4430 Warn about missing braces only if not pushing due to designators.
4431 (set_designator, push_range_stack): New functions.
4432 (set_init_label): Use them.
4433 (set_init_index): Likewise. Remove constructor_range_end.
4434 Error if designator index is outside of array bounds.
4435 (add_pending_init): Compare values of purpose index trees, not the
4436 trees themselves. Allow overwriting of already initialized element.
4437 Issue a warning if it had side-effects.
4438 (set_nonincremental_init, set_nonincremental_init_from_string): New
4440 (pending_init_member): Rename to...
4441 (find_init_member): ...this function. Call set_nonincremental_init
4442 if necessary. Compare values of purpose index trees, not the trees
4443 themselves. Return the actual value, not just non-zero if something
4445 (output_init_element): Remove checks for duplicates.
4446 If field has zero size, only check the initializer for correctness.
4447 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4448 if constructor_incremental is zero. Change error about initializers
4449 not computable at load time into pedwarn.
4450 (output_pending_init_elements): Compare bit positions, not
4451 FIELD_DECLs to take into account zero-sized fields.
4452 (process_init_element): Use constructor_range_stack to fill all
4453 ranges in the designator lists from current level up.
4454 * extend.texi: Update documentation for labeled elements.
4456 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
4458 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
4459 to function usage for arguments passed by reference. Optimize
4460 callee-copied arguments.
4461 * regmove.c (replace_in_call_usage): New function.
4462 (fixup_match_1): Call it.
4463 * cse.c (cse_insn): Canonicalize registers in function usage.
4464 * reload1.c (replace_pseudos_in_call_usage): New function.
4467 * Makefile.in: Reverted yesterday's wrong patch. Installed the
4470 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4472 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
4475 2001-01-12 DJ Delorie <dj@redhat.com>
4477 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
4478 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
4481 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4483 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
4484 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
4485 -std options alongside references to -ansi. Update some
4486 documentation for C99.
4487 * cpp.1: Regenerate.
4489 2001-01-12 Andreas Jaeger <aj@suse.de>
4491 * haifa-sched.c (restore_line_notes): Remove argument block B
4493 * sched-ebb.c (schedule_ebb): Change caller.
4494 * sched-rgn.c (schedule_region): Likewise.
4495 * sched-int.h (restore_line_notes): Adjust prototype.
4497 * loop.h: Remove wrong declaration of doloop_condition_get.
4499 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4501 * extend.texi: Move C++-extension-related node from the C section
4502 into the C++ section.
4504 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4506 * extend.texi: Refer to an array of pointers to functions instead
4507 of one of functions.
4509 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
4510 Jan Hubicka <jh@suse.cz>
4512 * combine.c (reversed_comparison): Fix typo in last patch.
4514 (combine_reversed_comparison_code): Make static to follow
4515 prototype declaration.
4517 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4519 * install.texi: Remove misplaced duplicate entry.
4521 2001-01-11 Ulrich Drepper <drepper@redhat.com>
4523 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
4525 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
4527 * final.c: (leaf_function_p): Fix typo.
4529 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
4531 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
4532 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
4534 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
4535 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
4536 mmap_anon, and valloc is available.
4537 * ggc-page.c: Restructure ifdef logic to match new autoconf
4538 spec. Don't throw away the test page in init_ggc.
4540 * configure, config.in: Regenerate.
4542 2001-01-12 Michael Hayes <mhayes@redhat.com>
4544 * loop.h (total_biv_increment): Constify iv_class pointer.
4545 (struct induction): Replace `mem_mode' with `mem' rtx.
4546 * unroll.c (total_biv_increment): Constify iv_class pointer.
4547 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
4548 (find_mem_givs, combine_givs_p): Likewise.
4549 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
4551 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
4553 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
4555 (__gthread_getspecific): Ditto.
4557 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
4559 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
4560 put_condition_code): Convert fp comparison codes to integer
4562 (ix86_expand_fp_compare): Postnote the fp comparison code converison
4565 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
4566 * i386-protos.h (no_comparison_operator): Kill.
4568 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
4570 * combine.c (REVERSIBLE_CC_MODE): Remove.
4571 (reversible_comparison_p): Remove.
4572 (combine_reversed_comparison_code): New.
4573 (reversed_comparison): New.
4574 (combine_simplify_rtx): Use
4575 combine_reversed_comparison_code/reversed_comparison instead
4576 of reversible_comparison_p.
4577 (simplify_if_then_else): Likewise.
4578 (simplify_set): Likewise.
4579 (simplify_logical): Likewise.
4580 (if_then_else_cond): Likewise.
4581 (known_cond): Likewise.
4582 (simplify_comparison): Likewise.
4584 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
4586 * builtins.c (std_expand_builtin_va_start): Handle varargs when
4587 sizeof (int) is larger than sizeof(__word__).
4589 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4591 * cppinit.c (do_includes): Fix typo.
4593 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4595 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
4596 in S_REGS does not occur because not all sources are possible
4597 when a S_REGS is a destination (sometimes needs a clobber).
4598 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
4599 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
4600 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
4601 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
4602 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
4603 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
4604 (lshrdi_const1, lshrsi3_const16): Likewise.
4605 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
4606 (*movhi_68hc12, *movqi_68hc12): Likewise.
4607 (movstrictqi): Make sure reloading in D_REGS as a destination
4610 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4612 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
4614 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4616 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
4617 -D, -U and -A, and don't initialize the builtins.
4618 (do_includes): Error if -include or -imacros with -fpreprocessed.
4619 * cppmain.c (cb_define, cb_undef): Unconditionally process
4621 * tradcpp.c (main): Fix typo.
4623 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
4625 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
4626 (read_name_map): Use IS_ABSOLUTE_PATH.
4627 * tradcpp.c (get_filename): Likewise.
4629 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4631 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
4632 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
4633 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
4634 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
4635 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
4636 (cmphi_z_used): Don't use '@' for the output.
4637 (tstqi_z_used): Likewise.
4638 (cmpqi_z_used): Likewise.
4639 (one_cmplsi2): Likewise.
4641 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4643 * config/sh/sh.c (barrier_align): Recognize branch around far
4644 branch and redundant insn.
4646 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4648 * invoke.texi: Restore documentation of the drivers' switches -MD
4651 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4653 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
4655 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
4656 check-objc//%): Support parallel testing of multilibs.
4657 (TESTSUITEDIR): Set to testsuite by default, but override for
4659 (check-gcc, check-g++, check-g77, check-objc): Enter
4662 2001-01-11 Bernd Schmidt <bernds@redhat.com>
4664 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
4665 * sched-deps.c (deps_may_trap_p): Likewise.
4666 * basic-block.h: Remove a comment.
4667 * flow.c (PROP_POSTRELOAD): Remove.
4668 (update_life_info): Don't add it to prop_flags.
4669 (mark_set_1): Lose the code that was enabled by it.
4671 2001-01-11 Michael Hayes <mhayes@redhat.com>
4673 * flow.c (flow_call_edges_add): New.
4674 * basic_block.h (flow_call_edges_add): New.
4676 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
4678 * reload1.c (move2add_note_store): Update reg_set_luid even if
4679 base reg remains the same.
4681 2001-01-10 Nick Clifton <nickc@redhat.com>
4683 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
4684 machine_function structure to zero.
4685 Add prototypes for machine_status functions.
4687 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4689 * c-common.h (CTI_VOID_LIST): Remove.
4690 (void_list_node): Likewise.
4691 * tree.h (TI_VOID_LIST_NODE): New enumeral.
4692 (void_list_node): New macro.
4693 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
4694 * config/i386/i386.c (ix86_init_builtins): Likewise.
4695 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
4697 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4699 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
4700 * cppinit.c (cpp_start_read): Update comment, remove unneeded
4702 * tradcpp.c: Include mkdeps.h.
4703 (deps, print_deps_phony_targets, deps_append, output_deps,
4704 init_dependency_output, output_deps): New.
4705 (deps_buffer, deps_allocated_size, deps_size, deps_column,
4706 deps_output): Delete.
4707 (print_deps_missing_files): Rename deps_missing_files.
4708 (inhibit_output): Make global.
4709 (main): Delete inhibit_output, deps_stream, deps_target.
4710 Use mkdeps functionality in the same way as cpplib. Remove
4711 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
4712 -M and -MM. Remove old handling of deps via deps_out, and
4713 old reading of environment variables.
4714 (get_filename): Update to use deps_add_dep.
4716 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4718 * output.h (make_function_rtl): Remove prototype.
4719 (make_decl_rtl): Likewise.
4720 * varasm.c (make_function_rtl): Remove.
4721 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
4722 than from a third parameter.
4723 * tree.h (make_decl_rtl): Remove last parameter.
4724 * c-decl.c (builtin_function): Remove last argument in call to
4725 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
4726 (start_function): Likewise.
4727 * except.c (call_get_eh_context): Likewise.
4728 * expr.c (emit_block_move): Likewise.
4729 (clear_storage): Likewise.
4730 * profile.c (output_func_start_profiler): Likewise.
4731 * toplev.c (rest_of_decl_compilation): Likewise.
4732 * objc/objc-act.c (create_builtin_decl): Likewise.
4733 (synth_module_prologue): Likewise.
4734 (generate_static_reference): Likewise.
4735 (build_selector_reference_decl): Likewise.
4736 (build_class_reference_decl): Likewise.
4737 (build_objc_string_decl): Likewise.
4738 (build_protocol_reference): Likewise.
4740 2001-01-10 Richard Henderson <rth@redhat.com>
4742 * hwint.h: Revert yesterday's change.
4744 2001-01-10 Nick Clifton <nickc@redhat.com>
4746 * function.h (save_machine_status): Delete.
4747 (restore_machine_status): Delete.
4748 Amend comment describing {init|mark|free}_machine_status.
4750 * function.c (save_machine_status): Delete.
4751 (restore_machine_status): Delete.
4752 Amend comment describing {init|mark|free}_machine_status.
4753 (push_function_context_to): Remove invocation of
4754 save_machine_status.
4755 (pop_function_context_from): Remove invocation of
4756 restore_machine_status.
4758 * emit-rtl.c (init_emit_once): Amend comment describing
4759 {init|mark|free}_machine_status.
4761 * tm.texi (Per-Function Data): New node. Describe the
4762 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
4765 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4767 * cppinit.c (OPT_g): Remove.
4768 (cpp_handle_option): Update for removed -g3.
4769 (print_help): Update.
4770 * cpplib.h (struct cpp_options): Remove debug_output.
4771 * cppmain.c (setup_callbacks, cb_define): Update.
4772 * gcc.c (cpp_options): Translate -g3 to -dD.
4774 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
4776 * config/i960/i960.md: Change modifier to + on the zero_extract
4777 pattern after the (rotate -2 reg) canonicalization pattern.
4779 2001-01-10 Richard Henderson <rth@redhat.com>
4781 * config/alpha/alpha.c (alpha_free_machine_status): New.
4782 (override_options): Install it.
4783 (alpha_mark_machine_status): Verify machine non-null.
4784 * config/i386/i386.c (ix86_free_machine_status): New.
4785 (override_options): Install it.
4786 (ix86_init_machine_status): Use xcalloc.
4787 (ix86_mark_machine_status): Verify machine non-null.
4788 * config/ia64/ia64.c (ia64_free_machine_status): New.
4789 (ia64_override_options): Install it.
4790 (ia64_mark_machine_status): Verify machine non-null.
4792 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
4794 * function.c (instantiate_virtual_regs): Instantiate virtual
4795 registers found in CALL_INSN_FUNCTION_USAGE.
4797 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4799 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
4800 equivalent to -ansi in disabling -Di386.
4802 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
4804 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
4806 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
4808 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
4810 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
4812 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4814 * invoke.texi: Document that -fcond-mismatch isn't supported for
4817 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4819 * gcc.texi: Define macro gcctabopt.
4820 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
4821 @command, @env and @option in some places where appropriate. Use
4822 @gcctabopt where appropriate. Put URLs and email addresses inside
4825 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
4827 * gcc.c (cpp_options): Set MD file name from output
4828 filename, if specified.
4829 (suffix_subst): New static variable.
4830 (do_spec): Clear it.
4831 (do_spec_1, case '.'): Handle new `%.suffix' spec.
4833 (give_switch): Handle suffix_subst.
4835 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4837 * invoke.texi: Fix another typo.
4839 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4841 * invoke.texi: Fix typo.
4843 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4845 * c-lang.c (lang_hooks): Update.
4846 (lang_decode_option): Remove.
4847 (lang_init_options): Rename c_init_options.
4848 * toplev.c (main): Use lang_hooks for lang_init_options
4849 and lang_decode_option.
4850 * toplev.h (lang_hooks): Add 2 new hooks.
4851 * tree.h: Remove lang_init_options and lang_decode_option.
4852 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
4853 * cp/decl2.c: Similarly.
4854 * cp/lex.c (lang_init_options): Rename cxx_init_options.
4855 (lang_hooks): Update.
4856 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
4858 (lang_init_options): Rename ffe_init_options.
4859 (lang_hooks): Update.
4860 (lang_decode_option): Remove.
4861 * java/lang.c (lang_init_options): Rename java_init_options.
4862 (lang_decode_option): Rename java_decode_option.
4863 (lang_hooks): Update.
4864 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
4865 (lang_decode_option): Rename objc_decode_option.
4866 (lang_hooks): Update.
4868 2001-01-09 Nick Clifton <nickc@redhat.com>
4870 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
4871 (d30v_return_addr_rtx): Delete.
4872 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
4873 cfun->machine structure.
4874 (struct machine_function): Move to d30v.h
4875 (d30v_save_machine_status): Delete.
4876 (d30v_restore_machine_status): Delete.
4877 (d30v_init_machine_status): New Function.
4878 (d30v_mark_machine_status): New Function.
4879 (d30v_free_machine_status): New Function.
4880 (d30v_init_expanders): Use new functions.
4881 (d30v_return_addr): Use ra_rtx field in cfun->machine.
4882 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
4883 d30v_return_addr_rtx.
4885 * config/d30v/d30v.h (struct_machine): Move here.
4886 Add eh_epilogue_sp_ofs field.
4888 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
4889 field in cfun->machine structure.
4891 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
4893 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
4894 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
4895 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4897 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
4899 * objc/lang-options.h: Remove bogus reference to
4902 2001-01-09 Kazu Hirata <kazu@hxi.com>
4904 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
4907 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
4909 * reload.c (find_reloads_address): Check for eliminable registers
4910 when substituting a constant expression for a pseudo.
4912 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
4914 * c-common.c (enum format_type): Add format_type_error.
4915 (decode_format_type): New function.
4916 (decl_attributes): Use it.
4917 (format_kind_info): Adjust comment.
4919 2001-01-09 David O'Brien <obrien@BSDi.com>
4921 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
4922 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
4924 * config/i386/gnu.h: Don't include required platform specific .h files,
4925 tm.h will do it instead.
4926 * config/i386/i386elf.h: Likewise.
4927 * config/i386/linux.h: Likewise.
4928 * config/i386/moss.h: Likewise.
4929 * config/mips/gnu.h: Likewise.
4931 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4933 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
4934 (rs6000-ibm-aix3.[01]*): Likewise.
4935 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
4936 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
4937 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
4938 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
4939 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
4940 (powerpc-*-eabiaix*): Likewise.
4941 (powerpc-*-eabisim*): Likewise.
4942 (powerpc-*-elf*): Likewise.
4943 (powerpc-*-eabi*): Likewise.
4944 (powerpc-*-rtems*): Likewise.
4945 (powerpc-*-linux*libc1): Likewise.
4946 (powerpc-*-linux*): Likewise.
4947 (powerpc-wrs-vxworks*): Likewise.
4948 (powerpcle-wrs-vxworks*): Likewise.
4949 (powerpcle-*-sysv*): Likewise.
4950 (powerpcle-*-elf*): Likewise.
4951 (powerpcle-*-eabisim*): Likewise.
4952 (powerpcle-*-eabi*): Likewise.
4953 (powerpcle-*-solaris2*): Likewise.
4954 * config/rs6000/aix31.h: Delete includes.
4955 * config/rs6000/aix3newas.h: Likewise.
4956 * config/rs6000/aix41.h: Likewise.
4957 * config/rs6000/aix43.h: Likewise.
4958 * config/rs6000/beos.h: Likewise.
4959 * config/rs6000/rtems.h: Likewise.
4960 * config/rs6000/sysv4.h: Likewise.
4962 2001-01-09 Kazu Hirata <kazu@hxi.com>
4964 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
4965 Change an argument mode of machine_mode to shift_mode of
4966 shift_mode. Remove an extra error check.
4967 (emit_a_shift): Adopt to the new calling prototype of
4969 (function_prologue): Fix code for a monitor
4970 function. Support H8/S.
4971 (function_epilogue): Do not output pop for a monitor function.
4973 2001-01-09 Nick Clifton <nickc@redhat.com>
4975 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
4976 (setup_incoming_varargs): Use sysv_varargs_p field of the
4977 cfun->machine structure.
4978 (struct machine_function): Move to rs6000.h
4979 (rs6000_save_machine_status): Delete.
4980 (rs6000_restore_machine_status): Delete.
4981 (rs6000_init_machine_status): New Function.
4982 (rs6000_free_machine_status): New Function.
4983 (rs6000_init_expanders): Use new functions.
4985 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
4987 (struct machine_function): Move here.
4989 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
4990 sysv_varargs_p field of the cfun->machine structure.
4992 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
4994 (rs6000_restore_machine_status): Remove prototype.
4996 2001-01-09 Richard Henderson <rth@redhat.com>
4998 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
4999 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
5000 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
5001 (sched_analyze_2, sched_analyze_insn): Likewise.
5002 (sched_analyze, init_deps): Likewise.
5003 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
5004 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
5005 (compute_block_backward_dependences): Update propagate_deps call.
5007 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
5009 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
5011 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5013 * cppinit.c (OPT_MD, OPT_MMD): Restore.
5014 (cpp_handle_option): Handle them.
5015 (cpp_post_options): Ensure one of -M or -MM is specified with
5016 any other -M? option.
5017 (init_dependency_output): Suppress output with -MG.
5019 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5022 * invoke.texi: Update.
5024 2001-01-09 Bernd Schmidt <bernds@redhat.com>
5026 * sh.md (reload_outsf): Generate recognizable patterns for
5029 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5031 * c-lang.c (lang_hooks): Update.
5032 (lang_init): Rename c_init.
5033 (lang_finish): Remove.
5034 * toplev.c (compile_file): Use lang_hooks for lang_init ()
5036 * toplev.h (lang_hooks): Add init () and finish ().
5037 * tree.h (lang_init, lang_finish): Remove.
5038 * cp/tree.h (lang_init, lang_finish): Remove.
5039 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
5040 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
5042 (lang_init, lang_finish): Remove.
5043 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
5044 (lang_hooks): Update.
5045 * java/lang.c (lang_init): Rename java_init.
5046 (lang_finish): Remove.
5047 (lang_hooks): Update.
5048 * objc/objc-act.c (lang_init): Rename objc_init.
5049 (lang_finish): Remove.
5050 (lang_hoooks): Update.
5052 20001-01-09 Graham Stott <grahams@redhat.com>
5054 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
5055 after `ptr` is initialised.
5057 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5059 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
5060 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
5061 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
5062 stack adjusts, instead of r3.
5064 2001-01-09 Michael Hayes <mhayes@redhat.com>
5066 * flow.c (flow_loop_scan): Break out of ...
5067 (flow_loops_find) ... here.
5068 * basic-block.h (flow_loop_scan): New.
5069 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
5070 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
5072 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5074 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
5076 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
5077 realloc()ing macro_buffer.
5079 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
5080 if it's wider than long and the target's long is wider than the
5083 2001-01-09 Mark Mitchell <mark@codesourcery.com>
5085 Remove support for using UWIN as a host machine.
5086 * configure.in: Issue an error message.
5087 * configure: Regenerated.
5088 * config.gcc: Remove xm_* UWIN configury.
5089 * config/i386/xm-uwin.h: Remove.
5091 2001-01-08 Nick Clifton <nickc@redhat.com>
5093 * config/v850/v850.c (ra_rtx): Delete.
5094 (v850_save_machine_status): Delete.
5095 (v850_restore_machine_status): Delete.
5096 (v850_init_machine_status): New function.
5097 (v850_mark_machine_status): New function.
5098 (v850_free_machine_status): New function.
5099 (v850_return_addr): Use ra_rtx field in machine structure.
5100 (v850_init_expanders): Use new functions.
5102 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
5103 * config/v850/v850.c: Change arguments to v850_output+* functions
5104 to take a const char *, to avoid compile time warning.
5105 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
5106 (USER_LABEL_PREFIX): Redefine.
5108 2000-01-08 Jim Wilson <wilson@redhat.com>
5110 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
5111 1 to unsigned HOST_WIDE_INT before left shift.
5113 2001-01-08 Nick Clifton <nickc@redhat.com>
5115 * config/arm/arm.c (arm_mark_machine_status): Check to see if
5116 the machine structure has been allocated.
5117 (arm_free_machine_status): New function: Free the machine
5118 specific function structure.
5120 2001-01-08 Richard Henderson <rth@redhat.com>
5122 * jump.c (simplejump_p): Revert last change.
5124 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
5126 * cppinit.c (init): Rename init_library.
5127 (cpp_create_reader): Update.
5128 * gcc.c (cpp_options): If -o given, use it as the target of
5131 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5133 * arm.c (arm_arch5e): New variable.
5134 (all_cores): XScale is a 5TE device.
5135 (arm_override_options): Set arm_arch5e.
5136 (arm_init_builtins): __builtin_prefetch is in arch5e.
5137 * arm.h (arm_arch5e): Declare it.
5139 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
5141 * arm.md (define_constants): Add defines for UNSPEC and
5142 UNSPEC_VOLATILE insns. Update all users.
5143 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
5144 * arm.c (multi_register_push, note_invalid_constants)
5145 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
5146 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
5147 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
5149 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
5151 * jump.c (jump_optimize_1): Use reversed_comparison_code
5152 instead of can_reverse_comparison_p.
5153 (jump_back_p): Likewise.
5154 (invert_exp_1): Likewise.
5155 (thread_jumps): Likewise.
5156 * simplify-rtx.c (simplify_unary_operation): Likewise.
5157 (simplify_ternary_operation): Likewise.
5158 * cse.c (find_comparison_args): Convert to use
5159 can_reverse_comparison_p.
5160 (record_jump_equiv): Likewise.
5162 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5164 * arm.h (HARD_REGNO_RENAME_OK): Delete.
5165 (EPILOGUE_USES): Define.
5166 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
5167 automatically stack the LR if it isn't live.
5169 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
5171 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
5174 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
5176 * ggc-page.c (max_alignment): New structure.
5177 (MAX_ALIGNMENT): New macro.
5178 (init_ggc): Use it to round up the sizes in the
5179 extra_order_size_table.
5181 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5183 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
5186 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5188 * builtins.def (BUILT_IN_FPRINTF): New entry.
5190 * c-common.c (c_expand_builtin_fprintf): New function.
5191 (init_function_format_info): Handle __builtin_fprintf.
5192 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
5193 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
5195 * c-decl.c (duplicate_decls): Adjust comment.
5197 * extend.texi (fprintf): Document new builtin.
5199 2001-01-07 Richard Henderson <rth@redhat.com>
5201 * jump.c (simplejump_p): Recognize any single_set jump
5204 2001-01-07 Richard Henderson <rth@redhat.com>
5206 * configure.in (slibdir): Accept an --with-slibdir option.
5207 Use "test" not "[" in configure. Default to $(libdir).
5209 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
5211 * config/t-aix43 (SHLIB_INSTALL): Likewise.
5212 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
5213 (SHLIB_LINK): Create links for the soname.
5214 * config/mips/t-iris6: Likewise.
5215 * config/sparc/t-slibgcc: Likewise.
5216 * config/sparc/t-slibgcc-sld: Likewise.
5218 2001-01-07 Jakub Jelinek <jakub@redhat.com>
5220 * config/i386/i386.c (constant_call_address_operand): Accept
5221 (const (plus (symbol_ref) (const_int))).
5222 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
5223 constant_call_address_operand.
5225 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5227 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
5228 and LONG_LONG_TYPE_SIZE > 32.
5230 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5232 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
5233 the previous change.
5235 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
5237 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
5239 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
5240 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
5241 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
5244 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5246 * fix-header.c (read_scan_file): s/pfile/scan_in/.
5248 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5250 * c-lang.c (c_post_options): Call cpp_post_options.
5251 * objc/objc-act.c (objc_post_options): Similarly.
5252 * cppmain.c (main): Similarly.
5253 * fix-header.c (read_scan_file): Similarly.
5254 * cppinit.c (cpp_start_read): Move option consistency checks
5255 to cpp_post_options. Don't call init_dependency_output.
5256 If needed, add default target and main file dependency.
5257 (OPT_MD, OPT_MMD): Remove.
5259 (cpp_handle_option): Update for OPT_* changes.
5260 (cpp_post_options): New.
5261 (init_dependency_output): Command line -MF overrides environment
5262 variables. Don't set default target etc. Suppress output
5263 if dependencies are going to stdout.
5264 (print_help): Update.
5265 * cpplib.h (cpp_post_options): New.
5266 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
5268 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
5270 * jump.c (comparison_dominates_p): Support unordered compares.
5272 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
5274 * simplify-rtx.c (simplify_relational_operation): Always simplify
5275 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
5278 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
5280 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
5281 (nonzero_bits): Likewise.
5282 (simplify_comparison): Likewise.
5283 (num_sign_bit_copies): Likewise; return more sane value depending
5284 on STORE_FLAG_VALUE.
5285 (known_cond): Do not assume EQ to be always true for equivalent
5288 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
5290 * cse.c (fold_rtx): Handle unordered comparisons.
5292 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
5294 * rtlanal.c (set_of_1): New static function.
5295 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
5296 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
5297 reg_set_last_last_regno): Remove.
5298 (set_of): New global function.
5299 (set_of_data): New structure.
5300 (reg_set_p, reg_set_last): Revamp for set_of.
5301 * rtl.h (set_of): New.
5303 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5305 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5306 * extend.texi: Document _Exit builtin.
5308 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5310 * (initialize, initialize_builtins,
5311 initialize_dependency_output, initialize_standard_includes):
5312 Rename s/initialize/init. Update.
5313 (init_dependency_output): Move to after
5314 cpp_handle_options, the correct location temporally at least.
5315 (opt_comp): Move next to init (), its caller. Fix prototype.
5316 (init): Make "initialized" local scope.
5317 (cpp_create_reader): Always call init ().
5318 (cpp_start_read): Update.
5319 (output_deps): New function, broken out of cpp_finish.
5320 (cpp_finish): Break out output_deps.
5322 2001-01-07 Richard Henderson <rth@redhat.com>
5324 * collect2.c (COFF specific stuff): Revert 12-06 patch
5325 to prototype system functions.
5327 2001-01-07 Michael Hayes <mhayes@redhat.com>
5329 * hard-reg-set.h: Add multiple include guard.
5330 * basic-block.h (struct loop): Add `sink' field.
5331 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5332 (emit_iv_add_mult): Delete.
5333 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5334 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5335 (unroll_loop): Remove end_insert_before argument.
5336 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5337 (maybe_eliminate_biv_1): Likewise.
5338 (emit_iv_add_mult): Delete.
5339 (gen_add_mult, loop_regs_update): New.
5340 (loop_insn_emit_after, loop_insn_emit_before): New.
5341 (loop_insn_sink, loop_insn_sink_or_swim): New.
5342 (emit_iv_add_mult): Delete.
5343 (scan_loop): Set loop->sink.
5344 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5345 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5346 (maybe_eliminate_biv_1): Likewise.
5347 (maybe_eliminate_biv_1): Add basic block argument.
5348 * unroll.c (unroll_loop): Remove end_insert_before argument.
5349 (find_splittable_regs): Likewise.
5350 (find_splittable_regs): Use loop_insn_sink and its ilk.
5351 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5353 2001-01-07 Michael Hayes <mhayes@redhat.com>
5355 * loop.h (loop_insn_hoist): New prototype.
5356 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5357 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5358 (check_dbra_loop, load_mems): Likewise.
5359 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5360 (find_splittable_givs): Likewise.
5362 2001-01-07 Michael Hayes <mhayes@redhat.com>
5364 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5366 2001-01-07 Richard Henderson <rth@redhat.com>
5368 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5370 2001-01-07 Richard Henderson <rth@redhat.com>
5372 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5373 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5374 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5375 variant that handles a shared libgcc.
5376 (process_command): Always validate -{static,shared}-libgcc.
5377 (do_spec_1): New 'M' case.
5378 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5380 2001-01-07 Richard Henderson <rth@redhat.com>
5382 * Makefile.in (slibdir): New variable.
5383 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5384 (installdirs): Create slibdir.
5385 (install-libgcc, install-multilib): Defer to libgcc.mk.
5386 * configure.in (slibdir): Substitute.
5387 * mklibgcc.in (install): New target.
5389 * config/t-linux (SHLIB_LINK): Create links for the soname.
5390 (SHLIB_INSTALL): New.
5391 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5392 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5393 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5394 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5395 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5397 2001-01-07 Richard Henderson <rth@redhat.com>
5399 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5400 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5401 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5403 2001-01-07 Michael Hayes <mhayes@redhat.com>
5405 * loop.c (count_loop_regs_set): Delete.
5406 (load_mems_and_recount_loop_regs_set): Delete.
5407 (loop_regs_scan): Merge common code from count_loop_regs_set,
5408 scan_loop, and load_mems_and_recount_loop_regs_set.
5409 (scan_loop): Call load_mems directly and loop_regs_scan
5410 again if new registers created.
5412 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5414 * toplev.c (main): Call the front-end specific post_options
5415 hook if one is given.
5416 * toplev.h (struct_lang_hooks, lang_hooks): New.
5417 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5418 for the C front end.
5419 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5420 lang_hooks for the C++ front end.
5421 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5422 lang_hooks for the ObjC front end.
5423 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5424 * java/lang.c (lang_hooks): Hooks for the Java front end.
5426 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5428 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5429 for verbose DWARF[2] debugging.
5430 (cb_define, cb_undef): The new callbacks.
5431 * toplev.h (debug_define, debug_undef): Make const correct.
5432 * toplev.c (debug_define, debug_undef): Similarly. Do not
5433 perform the verbosity tests here anymore.
5435 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5437 * reload.c (subst_reloads): Take INSN argument. When
5438 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5439 * reload.h (subst_reloads): Adjust prototype.
5440 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5441 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5442 present in JUMP_INSNs and copy them to JUMP_LABEL.
5443 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5444 JUMP_INSNs and insns with REG_LABELs that are followed by
5445 JUMP_INSNs with the same REG_LABEL.
5446 * sched-rgn.c (is_cfg_nonregular): Likewise.
5447 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5449 * unroll.c (unroll_loop): Look for REG_LABEL notes in
5451 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
5453 2001-01-06 Richard Henderson <rth@redhat.com>
5455 * loop.c (scan_loop): Use xcalloc for the regs array.
5456 (load_mems_and_recount_loop_regs_set): Zero the new memory
5457 received from xrealloc.
5459 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
5461 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
5463 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
5465 * integrate.c (copy_rtx_and_substitute): When copying
5466 an ignored return value, strip REG_FUNCTION_VALUE_P.
5468 2001-01-06 Michael Hayes <mhayes@redhat.com>
5470 * loop.c (debug_biv, debug_giv): New.
5471 (loop_biv_dump): Break out from ...
5472 (record_biv): ... here.
5473 (loop_giv_dump): Break out from ...
5474 (record_giv): ... here.
5475 (loop_bivs_check): Use print_simple_rtl.
5476 * unroll.c (loop_iterations): Use print_simple_rtl.
5478 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5480 * pa.md (return, return_internal): Modify patterns to prevent regrename
5481 mucking with the return pointer.
5483 2001-01-05 Richard Henderson <rth@redhat.com>
5485 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
5487 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
5489 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
5490 version supplied by Matteo Frigo.
5492 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5494 * cpp.texi: Update for -MQ.
5495 * cppinit.c (cpp_create_reader): Always create pfile->deps.
5496 (cpp_cleanup): Always free pfile->deps.
5497 (initialize_dependency_output): Don't create pfile->deps.
5498 (cpp_handle_option): Similarly.
5500 * gcc.c (cpp_options): Handle -MQ.
5501 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5502 * mkdeps.c (base_name): Remove.
5503 (deps_init): Don't allocate vector space until it's needed.
5504 (deps_free): Only free vectors if allocated.
5505 (deps_add_target, deps_add_dep): Update for initial allocation.
5506 (deps_add_default_target): Don't strip to the base_name.
5508 2001-01-05 DJ Delorie <dj@redhat.com>
5510 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
5511 (INIT_EXPANDERS): Define.
5513 * config/v850/v850.c (struct machine_function): Define.
5514 (v850_save_machine_status): New function.
5515 (v850_restore_machine_status): New function.
5516 (v850_return_addr): New function.
5517 (v850_init_expanders): New function.
5519 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
5520 and v850_init_expanders.
5522 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5524 * cpplib.h (struct cpp_reader): Add help_only field.
5525 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
5526 (cpp_handle_option): Set pfile->help_only if we see -h,
5527 --help, -target-help, or --version. Print version string but
5528 do not set help_only if we see -v or -version. Make text
5529 printed by -v match that printed by (-)-version.
5531 * cppmain.c (main): Exit after option parsing if
5532 pfile->help_only is true.
5534 * toplev.c (independent_decode_option): Call print_version,
5535 then exit, if we see --version (but not -version).
5536 (print_version): Split lengthy message into two lines.
5538 2001-01-05 Nick Clifton <nickc@redhat.com>
5540 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
5541 temporary string for initialisation before calling ggc_alloc_string.
5543 2001-01-06 Michael Hayes <mhayes@redhat.com>
5545 * rtl.h (print_simple_rtl): New.
5546 * print-rtl.c (print_simple_rtl): New.
5548 (print_rtx): Disable printing of flags and modes, etc.,
5549 if `flag_simple` nonzero.
5551 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5553 * function.c (fixup_var_refs): Use push_to_full_sequence where
5556 2001-01-05 Michael Meissner <meissner@redhat.com>
5558 * flags.h (flag_reorder_blocks): Add declaration.
5559 (flag_rename_block): Ditto.
5561 2001-01-05 DJ Delorie <dj@redhat.com>
5563 * function.c (reorder_blocks): Make sure the flags are all reset
5564 before using them to mark blocks, else a second invocation will
5565 corrupt the block chain.
5566 (reorder_blocks_0): New, resets the flags.
5568 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
5570 * cse.c (find_comparison_args): Stop if the argument is known to
5573 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5575 * config/sh/sh.md (movdf): When splitting load into pair of
5576 registers, don't clobber the register used in the address too
5579 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
5581 * varasm.c (mark_constant_pool): Improve initial comments.
5582 (mark_constants): Move marking of constants to mark_constant.
5583 (mark_constant): New function to recursively mark all constants
5584 referred to by a constant.
5586 2001-01-05 Catherine Moore <clm@redhat.com>
5588 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
5590 2001-01-05 Phil Edwards <pme@sources.redhat.com>
5592 * cp/lang-options.h: Bring comment in line with reality.
5593 * f/lang-options.h: Likewise.
5594 * java/lang-options.h: Likewise.
5595 * objc/lang-options.h: Likewise.
5596 * ch/lang-options.h: Likewise.
5597 * f/g77.texi: And update the manual.
5599 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
5600 Denis Chertykov <denisc@overta.ru>
5602 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
5603 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
5604 * config/avr/avr.md (all peepholes that request a scratch register):
5605 Call it, FAIL the peephole if not safe (in interrupt functions).
5607 2001-01-05 Mark Mitchell <mark@codesourcery.com>
5609 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
5611 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
5613 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
5615 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
5616 BUILT_IN_CREAL and BUILT_IN_CIMAG.
5617 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
5618 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
5619 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
5621 * extend.texi: Document these builtins.
5623 2001-01-05 Daniel Berlin <dberlin@redhat.com>
5625 * c-common.c (lang_get_alias_set): Say we know nothing of
5626 VECTOR_TYPE aliasing.
5628 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
5630 2001-01-05 Bruce Korb <bkorb@gnu.org>
5632 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
5633 their x* equivalent versions for atexit-less systems
5634 * fixinc/fixincl.c(main): do not return from main() on atexit-less
5635 systems (or any other system any more).
5637 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
5639 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
5640 output operands. Use arm_hard_register_operand for operand 4.
5641 (stmsi_postinc): Similarly.
5642 (ldmsi): Use arm_hard_register_operand for opernand 2.
5644 * arm.c (arm_hard_register_operand): New function.
5645 * arm-protos.h (arm_hard_register_operand): Prototype it.
5647 * arm.h (HARD_REGNO_RENAME_OK): Define.
5649 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
5651 * simplify-rtx.c (cfc_args): add "unordered" field.
5652 (check_fold_consts): Set unordered field.
5653 (simplify_relational_operation): Simplify the unordered
5656 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
5659 * emit-rtl.c (try_split): Fix code to mark labels.
5660 * jump.c (mark_jump_label): Make global.
5661 * rtl.h (mark_jump_label): Declare.
5663 * predict.c (estimate_probability): Handle unordred comparisons.
5665 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5667 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
5668 * cppinit.c (initialize_dependency_output): Update.
5669 (cpp_finish): Output dummy targets for -MP.
5671 (cpp_handle_option): Handle -MP. Don't quote -MT options.
5672 * cpplib.h (struct cpp_options): Add deps_phony_targets.
5673 * gcc.c (cpp_options): Update to handle -MP.
5674 * mkdeps.c (deps_add_target, deps_add_default_target): Update
5675 to quote only the default target.
5676 (deps_phony_targets): Insert a preceding newline. Rename from
5677 deps_dummy_targets for consistency.
5680 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5682 * calls.c (emit_library_call_value_1): Support
5683 INIT_CUMULATIVE_LIBCALL_ARGS.
5684 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
5686 2001-01-04 Richard Henderson <rth@redhat.com>
5688 * c-decl.c (finish_struct): Detect flexible array members
5689 used in an inappropriate context.
5690 * c-typeck.c (really_start_incremental_init): Special case
5691 constructor_max_index for zero length arrays.
5692 (pop_init_level): Allow initialization of flexible array
5693 members. Deprecate initialization of zero length arrays.
5694 Don't issue missing initializer warning for flexible array
5695 members or zero length arrays.
5696 (process_init_element): Don't dereference null DECL_SIZE.
5697 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
5698 Don't abort for empty constructors. Use size_binop
5699 (output_constructor): Add commentary regarding zero length
5700 array futures. Abort if we try to initialize an array of
5701 unspecified length with a non-empty constructor in the middle
5704 * extend.texi (Zero Length): Update and clarify documentation
5705 on static initialization.
5707 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5709 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
5710 with more than 32767 words of local storage.
5712 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5714 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
5715 for 'abs', 'labs', and 'fabs'.
5716 (c4x_expand_builtin): Likewise.
5717 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
5719 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5721 * config/sh/sh.md (prget, prset): New insn types.
5722 (return delay slot): Dont' allow prset.
5723 (call, sfunc delay slot): Don't allow prget.
5724 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
5725 for prset and prget.
5727 2001-01-05 Michael Hayes <mhayes@redhat.com>
5729 * loop.h (struct loop_reg): New.
5730 (struct loop_regs): Change to use array of `struct loop_reg'.
5731 * loop.c: Replace assortment of varrays with single regs array.
5732 (count_one_set): Delete may_not_move array argument
5733 and use regs array instead. All caller's changed.
5734 (count_loop_regs_set): Delete may_not_move and single_usage
5735 arguments and use regs array instead. All caller's changed.
5736 (find_single_use_in_loop): Replace usage array argument with pointer
5737 to regs structure. All caller's changed.
5738 (loop_optimize): Delete `moved_once' array.
5740 2001-01-05 Michael Hayes <mhayes@redhat.com>
5742 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
5743 Use it instead of loop_info->has_call for scanning loop mems.
5744 (check_dbra_loop): Replace loop_info->has_call test with
5745 loop_info->has_nonconst_call.
5747 2000-01-04 Matthew Hiller <hiller@redhat.com>
5749 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
5752 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5754 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
5755 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
5757 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5759 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
5760 (flag_short_double, flag_short_wchar): Define.
5761 (c_common_nodes_and_builtins): Create many tree nodes shared
5762 between C and C++ here instead of in cp/decl.c and ...
5763 * c-decl.c (init_decl_processing): ... here.
5764 (SIZE_TYPE, WCHAR_TYPE): Don't define.
5765 (flag_short_double, flag_short_wchar): Don't define.
5766 (record_builtin_type): New function.
5767 (build_void_list_node): New function.
5768 * c-common.h (flag_short_double, flag_short_wchar,
5769 record_builtin_type, build_void_list_node): Declare.
5771 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
5773 * integrate.c (expand_inline_function): Don't put a virtual
5774 register into the reg map.
5776 * function.c (fixup_var_refs_1): If force_operand didn't put
5777 the address into the target, move it there.
5779 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5781 Special-case tree_decl/tree_list allocations.
5782 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
5783 (OBJECT_SIZE): New macro.
5784 (NUM_EXTRA_ORDER): Likewise.
5785 (extra_order_size_table): New variable.
5786 (NUM_ORDERS): New macro.
5787 (objects_per_page_table): New variable.
5788 (object_size_table): New variable.
5789 (G.pages): Use NUM_ORDERS to bound the array.
5790 (G.page_tails): Likewise.
5791 (DIV_ROUND_UP): Remove.
5792 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
5793 (alloc_page): Use OBJECT_SIZE.
5794 (size_lookup): Don't make it const.
5795 (ggc_alloc): Use OBJECT_SIZE.
5796 (ggc_set_mark): Likewise.
5797 (ggc_get_size): Likewise.
5798 (init_ggc): Set up the object_size_table, objects_per_page_table,
5799 and adjust size_lookup.
5800 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
5801 (ggc_pop_context): Use NUM_ORDERS.
5802 (clear_marks): Likewise.
5803 (sweep_pages): Likewise.
5804 (poison_pages): Likewise.
5805 (ggc_print_statistics): Use OBJECT_SIZE.
5807 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5809 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
5810 Only call array_size_for_constructor if last field and array type
5811 with no upper bound.
5813 2001-01-04 Philip Blundell <philb@gnu.org>
5815 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
5816 from bit 31 downwards, if this requires no more insns.
5817 (count_insns_for_constant): New helper function for above.
5819 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
5821 * gencodes.c (output_predicate_decls): Remove empty initializer.
5823 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5825 * tree.c (copy_node): Remove documentation about obstacks.
5826 (buidl1): Check that nobody tries to build 2-argument nodes this
5829 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5831 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
5834 * gencodes.c (output_predicate_decls): Fill empty initializer
5837 2001-01-04 Jakub Jelinek <jakub@redhat.com>
5839 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
5840 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
5842 (do_include): Handle missing headers like cpp0.
5843 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
5844 paths with first include pathname. Don't strcat to uninitialized
5847 2001-01-04 Bernd Schmidt <bernds@redhat.com>
5849 * regrename.c (regrename_optimize): Don't rename from frame pointer
5850 if frame_pointer_needed.
5851 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
5852 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
5853 (ia64_reorg): Use it instead of scheduling if ! optimize.
5854 (errata_emit_nops): Properly call asm_noperands.
5855 (ia64_sched_reorder): Finish cycle if we see an asm.
5856 (ia64_variable_issue): Clear scheduling state after asms.
5858 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
5860 * cpp.texi: Update for -MT.
5861 * cppinit.c (initialize_dependency_output): Add a default
5862 target if none has been given already.
5863 (no_tgt, OPT_MT): New.
5864 (cpp_handle_option): Handle -MT. Update -M etc.
5865 * cpplib.h (struct cpp_options): Remove deps_target.
5866 * gcc.c (cpp_options): Handle -MT.
5867 * mkdeps.c (struct deps): Move from mkdeps.h.
5868 (deps_calc_target): Rename deps_add_default_target. Add a
5869 default target if none has been specified already.
5870 * mkdeps.h (struct deps): Move to mkdeps.c.
5871 (deps_calc_target): Rename deps_add_default_target.
5873 2000-01-03 Richard Henderson <rth@redhat.com>
5875 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
5877 * c-typeck.c (push_init_level): Move checks for flexible array
5878 members and zero length arrays ...
5879 (pop_init_level): ... here. Silently discard empty initializations.
5881 * varasm.c (output_constructor): Update for sizeof change to
5884 * extend.texi (Zero Length): Clarify semantics.
5886 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5888 * configure.in (tm.h): Include isns-codes.h last.
5889 * configure: Rebuilt.
5891 2001-01-03 Richard Henderson <rth@redhat.com>
5893 * config/alpha/alpha.md (addvsi3, addvdi3): New.
5894 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
5896 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5898 * tradcpp.c (main): Make sure finclude() is called with a valid
5899 indepth value while handling -include.
5901 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5903 * gencodes.c (output_predicate_decls): New function.
5905 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
5906 even if it is not the first time machmode.h is #included.
5907 * config/sh/sh.c (fpul_operand): Declare MODE argument.
5908 * tm.texi (PREDICATE_CODES): Document predicate declarations.
5909 * gcc.texi (Copyright): Added 2001.
5911 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5913 * c-common.c (c_common_lang_init): New function. Warn if format
5914 warning options which only have effects when used with -Wformat
5915 are used without -Wformat.
5916 * c-common.h (c_common_lang_init): Declare.
5917 * c-lang.c (lang_init): Call c_common_lang_init.
5918 * objc/objc-act.c (lang_init): Call c_common_lang_init.
5920 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5922 * configure.in: Check for the mktemp command.
5923 * configure: Regenerate.
5924 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
5925 $TEMP. Create temporary files with mktemp, if available at
5926 configure time; otherwise use set -C. Remove temporary files
5929 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5931 * configure.in: Require at least texinfo 4.0. Check for whether
5932 Pod::Man is sufficiently recent to regenerate GCC manpages.
5933 * configure: Regenerate.
5934 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
5936 (GENERATED_MANPAGES): Define.
5937 (generated-manpages): New target. Depend on cpp.1 as well as
5939 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
5940 configure to generated-manpages or empty) rather than on the
5941 manpages directly. Remove execute permission from installed
5942 gcov.1 as well as cpp.1.
5943 * cpp.1, gcov.1: Regenerate.
5945 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5947 * builtins.c (expand_builtin_strncmp): Use host_integerp and
5948 tree_low_cst. Allow using cmpstrsi in more cases.
5950 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5952 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
5955 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
5957 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
5958 * Makefile.in (HOST_CFLAGS): Mention build-make.
5960 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5962 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
5965 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5967 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
5970 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
5973 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
5974 reg_base_value and reg_known_value arrays.
5975 (init_alias_analysis): Add more cases to detect known values.
5976 * sched-deps.c (deps_may_trap_p): New function.
5977 (sched_analyze_2): Use it.
5979 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5981 * combine.c (simplify_shift_const): Even if we're sign-extracting,
5982 don't discard an ASHIFTRT if we're shifting in a wider mode.
5984 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5986 * toplev.c (rest_of_compilation): Don't print basic block information
5987 when CFG isn't up to date.
5989 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
5991 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
5992 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
5993 (UNALIGNED_SHORT_ASM_OP): Define.
5994 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
5996 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5998 * fold-const.c (fold_convert): Fix typo.
6000 2001-01-02 Richard Henderson <rth@redhat.com>
6002 * c-common.h (ASM_INPUT_P): New.
6003 * c-parse.in (asm): Set it when needed.
6004 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
6005 existance of an operand.
6007 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
6009 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
6010 (dwarf2out_frame_debug_expr): Likewise.
6011 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
6013 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
6015 * i386.c (ix86_split_to_parts): Return number of part required;
6017 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
6019 (ix86_split_long_move): Use number of part returned
6020 by ix86_split_to_parts
6021 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
6023 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
6024 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
6025 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
6026 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
6027 (ALIGN_MODE_128): Add TFmode.
6028 (IS_STACK_MODE): Likewise.
6029 (HARD_REGNO_NREGS): TFmode needs 3 registers.
6030 (HARD_REGNO_OK): Support TFmodes.
6031 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
6032 * i386.md (scheduler definitions): Use memory operand to determine
6033 fst/fld instructions; use mode attribute to determine real mode of
6035 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
6036 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
6038 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6040 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
6042 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6044 * expr.c (store_constructor_field): Update ALIGN before calling
6047 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6049 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
6052 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6054 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
6057 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6059 * c-decl.c (start_function): Don't warn on third parameter to main.
6061 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6063 * tsystem.h: Define HAVE_DECL_GETOPT.
6065 2001-01-02 Philip Blundell <pb@futuretv.com>
6067 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
6070 2001-01-02 Richard Henderson <rth@redhat.com>
6072 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
6074 2001-01-02 Andreas Jaeger <aj@suse.de>
6076 * c-decl.c (c_decode_option): Remove support of
6079 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
6080 (W_options): Add -Wmissing-noreturn here.
6082 * flow.c: Define lang_missing_noreturn_ok_p.
6083 (check_function_return_warnings): Use it.
6085 * c-common.h: Declare lang_missing_noreturn_ok_p.
6087 * c-lang.c (c_missing_noreturn_ok_p): New function.
6088 (lang_init): Set lang_missing_noreturn_ok_p.
6090 * invoke.texi (Warning Options): Document this.
6092 2000-12-27 Phil Edwards <pme@sources.redhat.com>
6094 * extend.texi (C++ Extensions): New node for C++ attributes;
6095 describe init_priority and com_interface.
6096 * invoke.texi: Remove -finit-priority as it now has zero effect.
6097 * install.texi: Fix xref syntax.
6098 * md.texi: Likewise.
6100 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6102 * config.gcc (sparc64-wrs-vxworks*): New case.
6103 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
6105 * config/sparc/sparc.c (sparc_override_options): Do support different
6106 pointer and architecture size.
6107 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
6108 (POINTERS_EXTEND_UNSIGNED): Define.
6109 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
6110 (FUNCTION_MODE): Define to be Pmode.
6111 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
6113 * function.c (expand_function_end): Properly handle DECL_RESULT
6114 and copy when ptr_mode != Pmode.
6115 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
6117 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6119 * c-common.c (c_common_nodes_and_builtins): Set prototype
6120 parameters for __builtin_fputs, __builtin_fputc and
6121 __builtin_fwrite. Don't declare plain fputc as a builtin.
6123 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6125 * loop.c (add_label_notes): Increment the label usage count when
6126 a note is added to an insn which refers to a CODE_LABEL.
6127 * gcse.c (add_label_notes): Likewise.
6129 2001-01-01 Andreas Jaeger <aj@suse.de>
6131 * loop.c (scan_loop): Use xmalloc to allocate movables.
6133 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6135 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
6136 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
6137 * reload1.c (REGISTER_MOVE_COST): Likewise.
6138 * regclass.c (REGISTER_MOVE_COST): Likewise.
6139 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
6140 dimension. Adjust all users.
6141 (init_reg_sets_1): Iterate on all modes.
6142 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
6143 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
6144 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
6145 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
6146 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
6147 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
6148 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
6149 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
6150 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
6151 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
6152 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
6153 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
6154 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
6155 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
6156 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
6157 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
6158 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
6159 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
6160 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
6161 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
6162 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
6163 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
6164 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
6165 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
6166 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
6167 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
6168 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
6170 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6172 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
6173 arg VARIES_P. Call it with extra arg.
6174 (true_dependence): Likewise.
6175 * rtl.h (rtx_addr_can_trap_p): Declare.
6176 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
6178 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
6179 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
6180 pic offset table register if it's zero. All callers changed.
6181 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
6183 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6185 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
6186 STRING_POOL_ADDRESS_P.
6188 * config/sparc/sparc.c (input_operand): Properly test for short op.
6190 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
6191 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
6192 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
6193 * config/sparc/elf.h: No longer include sol2.h.
6194 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
6195 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
6197 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
6199 2001-01-01 Michael Hayes <mhayes@redhat.com>
6201 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
6202 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
6203 (record_initial): Likewise.
6204 * unroll.c (copy_loop_body, loop_iterations): Likewise.
6205 (remap_split_bivs): Likewise.
6207 2001-01-01 Michael Hayes <mhayes@redhat.com>
6209 * loop.c (loop_ivs_free): New function.
6210 (strength_reduce): Break out from...
6212 2001-01-01 Michael Hayes <mhayes@redhat.com>
6214 * loop.h (struct iv): New.
6215 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
6216 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
6217 'reg_biv_class' fields with 'regs' and 'n_regs'.
6218 (struct ivs): Rename 'loop_iv_list' field to 'list'.
6219 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
6220 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
6222 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
6224 * resource.c (mark_referenced_resources): Abort() before
6225 attempting to mark a pseudo register.
6226 (mark_set_resources): Likewise.
6228 2001-01-01 Michael Hayes <mhayes@redhat.com>
6230 * loop.h (REG_IV_CLASS): New accessor macro.
6231 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
6232 * unroll.c (REG_IV_CLASS): Likewise.
6234 See ChangeLog.4 for earlier changes.