1 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
4 #undef token before poisoning it.
6 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8 * alpha.c (check_float_value): Use memcpy, not bcopy.
10 * m32r.c (m32r_sched_reorder): Likewise.
12 * vax.c (check_float_value): Likewise.
14 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
16 * toplev.c (file_name_nondirectory): Remove.
17 * toplev.h: Similarly.
18 * dwarf2out.c (compute_section_prefix): Use lbasename instead
19 of file_name_nondirectory.
21 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
24 * mips-tfile.c: Don't #undef rindex; not used.
26 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
28 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
29 (dbx64_register_map): Declare.
30 (RETURN_ADDR_RTX): Fix for 64bit.
31 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
32 (INCOMING_FRAME_SP_OFFSET): Set to 8.
33 * i386.c (dbx64_register_map): New global array.
34 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
35 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
38 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
40 * cppfiles.c (search_from): Use lbasename.
41 * mkdeps.c (deps_add_default_target): Use lbasename.
43 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
45 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
46 xcalloc in lieu of malloc, realloc & calloc.
48 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
50 * gengenrtl.c (xmalloc): Likewise.
52 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
53 really_call_* memory allocation routines.
55 * stmt.c (check_for_full_enumeration_handling): Use
56 really_call_calloc, not calloc.
58 * system.h (really_call_malloc, really_call_calloc,
59 really_call_realloc): Define.
60 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
62 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
64 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
66 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
69 * configure.in: Only use `lang_requires' for languages athat are
72 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
74 * invoke.texi: Fix typo.
77 2001-03-09 Zack Weinberg <zackw@stanford.edu>
79 * configure.in: Prune nonexistent files from build_xm_file,
80 xm_file, and host_xm_file lists. Warn unless they're
82 Don't generate *config.h here.
83 AC_SUBST all variables needed to generate *config.h.
84 * configure: Regenerate.
85 * mkconfig.sh: New helper script, from code removed from
87 * Makefile.in: Zap all MALLOC variables - no longer used
88 anywhere, and malloc.c doesn't exist.
89 Substitute in variables needed to generate *config.h.
90 Stop lying about the dependencies contained in CONFIG_H and
92 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
93 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
94 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
95 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
96 $(TM_P_H), etc. as appropriate.
98 * config.gcc: Zap references to deleted files.
99 * ggc-none.c: Don't include rtl.h or tm_p.h.
101 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
102 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
103 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
104 config/i386/xm-linux.h, config/i386/xm-linux.h,
105 config/i386/xm-next.h, config/i386/xm-openbsd.h,
106 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
107 Don't include i386/xm-i386.h.
109 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
110 config/i386/xm-i386.h, config/i860/xm-i860.h,
111 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
112 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
113 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
114 Delete (empty except comments, #includes of other deleted
115 files, and macros used nowhere).
117 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
119 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
120 independent on TARGET_FLAGS.
122 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
124 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
126 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
128 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
130 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
131 LAST_REX_SSE_REG): define.
132 (enum reg_class): Add 'LEGACY_REGS'
133 (REG_CLASS_CONTENTS): Likewise; add extended registers.
134 (SSE_REGNO_P): Recognize extended registers.
135 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
136 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
137 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
138 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
139 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
140 REG_OK_FOR_STRREG_P): Remove.
141 (HI_REGISTER_NAMES): Add extended registers.
142 (ADDITIONAL_REGISTER_NAMES): Likewise.
143 (QI_REGISTER_NAMES): Add 8bit extended registers.
144 (DEBUG_REG): Support extended registers.
145 * i386.c (regclass_map): Add extended registers.
146 (dbx_register-map): Likewise.
147 (svr4_dbx_register_map): Likewise.
148 (print_reg): Support extended registers.
149 (print_operand): Support 64bit operands.
151 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
153 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
154 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
155 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
156 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
157 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
158 STACK_BOUNDARY): Set properly for 64bits.
159 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
160 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
161 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
162 (MOVE_MAX): Set to 16.
163 (MOVE_MAX_PIECES): 8 for 64bit.
164 (Pmode): Set to SImode.
166 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
168 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
170 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
172 * i386.h (mask_64bit): New constant.
173 (target_64bit): New macro.
174 (target_options): Add '64'/'32'
175 (target_default): Define.
176 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
177 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
178 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
180 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
182 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
184 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
186 * rtlanal.c (rtx_varies_p): Check operand 0 of a
187 LO_SUM unless for_alias is set.
189 2001-03-08 Stan Shebs <shebs@apple.com>
191 * objc/objc-act.c: Fix old typos in comments, add comments for
193 (hash_init): Fix file name in error message.
195 (hash_add_attr): Ditto.
196 (continue_class): Ditto.
198 2001-03-08 Bruce Korb <bkorb@gnu.org>
200 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
201 wait4() can receive the signal.
203 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
205 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
207 * fixinc/fixincl.x: Regenerate.
209 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
211 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
213 * fixinc/fixincl.x: Regenerate.
215 2001-03-08 Richard Henderson <rth@redhat.com>
217 * configure.in (HAVE_AS_LEB128): New assembler check.
218 * configure, config.in: Rebuilt.
220 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
222 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
225 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
227 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
228 references to the MAXPATHLEN macro.
230 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
231 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
234 * config/i386/xm-gnu.h, config/xm-gnu.h,
235 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
236 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
237 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
240 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
241 doing so in various xm-*.h files.
243 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
245 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
247 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
249 * configure.in (enable_shared): Support per-package shared-library
251 * configure: Rebuilt.
253 2001-03-07 David Edelsohn <edelsohn@gnu.org>
255 * rs6000.md (cr logic): Add original POWER mnemonic alternative
256 for crnot. Set operands[5] in splitter.
258 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
260 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
261 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
262 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
263 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
264 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
265 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
266 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
269 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
270 config/i370/xm-i370.h, config/i386/xm-dgux.h,
271 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
272 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
273 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
274 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
275 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
276 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
277 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
278 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
279 Delete unused and/or empty files.
281 * config.gcc: Define USG in xm_defines as appropriate. Define
282 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
283 macro. Remove deleted xm-* files from $xm_files variable.
285 2001-03-07 Tom Tromey <tromey@redhat.com>
287 * configure: Rebuilt.
288 * configure.in: Allow config-lang.in to set `lang_requires' to list
289 of other required languages.
291 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
293 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
295 (output_prologue): Use xmalloc not oballoc.
296 (output_epilog): Free a29k_first_epilogue_insn when finished.
297 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
299 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
301 * builtins.c (expand_builtin_mathfn): Check
302 flag_unsafe_math_optimizations, not flag_fast_math.
303 (expand_builtin): Likewise
304 * combine.c (combine_simplify_rtx): Likewise.
305 (simplify_if_then_else): Likewise.
306 * cse.c (fold_rtx): Likewise.
307 * flags.h: Remove flag_fast_math. Add
308 flag_unsafe_math_optimizations and flag_trapping_math.
309 * fold-const.c (negate_expr): Check
310 flag_unsafe_math_optimizations, not flag_fast_math.
311 (invert_truthvalue): Likewise.
312 (fold): Likewise. Before associating operands, check that
313 code == MULT_EXPR, not code != MULT_EXPR.
314 * ifcvt.c (noce_try_minmax): Check
315 flag_unsafe_math_optimizations, not flag_fast_math.
316 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
317 * invoke.texi: Document -funsafe-math-optimizations and
318 -fno-trapping-math. Change documentation for -ffast-math.
319 * jump.c (reversed_comparison_code_parts): Likewise.
320 (rtx_equal_for_thread_p): Likewise.
321 * optabs.c (emit_conditional_move): Likewise.
322 * simplify-rtx.c (simplify_binary_operation): Likewise.
323 (simplify_relational_operation): Likewise.
324 (simplify_ternary_operation): Likewise.
325 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
326 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
327 Add trapping-math and unsafe-math-optimizations entries to f_options.
328 (set_fast_math_flags): New, sets flags for -ffast-math.
329 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
330 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
331 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
333 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
334 (alpha_emit_conditional_move): Initialize local_fast_math to
335 flag_unsafe_math_optimizations, not flat_fast_math.
336 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
337 instead of setting flag_fast_math to 1.
338 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
340 * config/i386/i386.c (override_options): Likewise
341 * config/i386/i386.md: Likewise.
342 * config/m68k/m68k.md: Likewise.
343 * config/mips/mips.md: Likewise.
344 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
345 (rs6000_generate_compare): Likewise.
347 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
349 * Makefile.in: Set RANLIB to @RANLIB@.
352 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
354 * fixinc/inclhack.def (djgpp_wchar_h): New test.
355 * fixinc/fixincl.x: Regenerated.
357 2001-03-07 Richard Henderson <rth@redhat.com>
359 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
361 2001-03-07 Richard Henderson <rth@redhat.com>
363 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
364 of block notes and exception handling notes.
366 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
367 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
368 (compile_file): ... here.
370 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
372 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
374 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
375 config.h now. Include libiberty.h to handle alloca.
377 2001-03-06 Zack Weinberg <zackw@stanford.edu>
379 * c-parse.in (yylexname): New function, split out of _yylex.
380 (objc_rid_sans_at): New table.
381 (init_reswords): Initialize it.
382 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
383 retrieving the next token and checking it for significance as
384 an ObjC keyword or string constant.
386 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
387 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
389 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
392 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
394 * config/m68k/m68k.c (const_uint32_operand): Accept any
395 const_int on a 32-bit host.
397 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
399 * objc/objc-act.c (init_objc): Set save_lang_status,
400 restore_lang_status, and mark_lang_status.
402 2001-03-06 Krister Walfridsson <cato@df.lth.se>
404 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
406 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
408 * cppinternals.texi: Update.
410 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
412 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
413 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
414 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
415 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
416 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
417 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
418 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
419 config/i386/xm-i386.h, config/i860/xm-i860.h,
420 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
421 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
422 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
423 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
424 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
425 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
426 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
427 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
428 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
429 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
430 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
431 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
432 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
433 match the defaults provided in hwint.h.
435 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
436 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
438 * config.gcc (xm_file): Don't set to files which are deleted.
440 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
441 guard this file against these macros being undefined.
443 2001-03-06 Zack Weinberg <zackw@stanford.edu>
445 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
446 and DECL_DEFER_OUTPUT on the decl we create, before calling
447 rest_of_decl_compilation.
449 2001-03-06 Zack Weinberg <zackw@stanford.edu>
451 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
453 * configure, config.in: Regenerate.
454 * config.gcc: Remove references to deleted files.
456 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
457 genrecog.c, rtl.c: Do not use alloca anywhere.
459 * Makefile.in, build-make, system.h, config/x-interix,
460 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
461 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
462 config/arc/xm-arc.h, config/arm/xm-arm.h,
463 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
464 config/h8300/xm-h8300.h, config/i370/x-oe,
465 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
466 config/i386/x-ncr3000, config/i386/x-sco5,
467 config/i386/xm-dgux.h, config/i860/x-sysv4,
468 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
469 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
470 config/m68k/x-hp320g, config/m69k/x-mot3300,
471 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
472 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
473 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
474 config/m88k/x-sysv4, config/m88k/x-tekXD88,
475 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
476 config/mips/x-iris, config/mips/x-iris3,
477 config/mips/x-sni-svr4, config/mips/x-sysv,
478 config/mips/xm-iris6.h, config/mips/xm-mips.h,
479 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
480 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
481 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
482 config/pa/xm-papro.h, config/romp/xm-romp.h,
483 config/rs6000/x-aix31, config/rs6000/x-aix41,
484 config/rs6000/x-beos, config/rs6000/x-lynx,
485 config/rs6000/x-mach, config/rs6000/x-rs6000,
486 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
487 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
488 config/sparc/x-sysv4, config/sparc/xm-linux.h,
489 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
490 config/vax/xm-vms.h: Eradicate all references to alloca and
493 * config/xm-alloca.h, config/clipper/x-clix,
494 config/i386/xm-sysv4.h, config/i860/x-fx2800,
495 config/i860/x-sysv3, config/m88k/x-sysv3,
496 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
497 (contained only alloca related hacks).
499 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
502 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
504 * invoke.texi: Document __FAST_MATH__.
506 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
508 * crtstuff.c: Restore include of auto-host.h.
510 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
512 Put main() in a separate file, so that the language
513 front-end can use a different main().
516 * toplev.c: (main): Rename as toplev_main.
517 * toplev.h: Declare toplev_main.
518 * Makefile.in (OBJS): add toplev.o.
519 (BACKEND): remove toplev.o, add main.o.
521 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
523 * cppfiles.c (search_from): Special case the empty string.
525 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
527 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
528 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
529 strlen or strcpy; we already know the length.
530 (_cpp_compare_file_date): Similarly.
531 * cpphash.h (struct cpp_reader): Delete done_initialising.
532 (CPP_PREV_BUFFER): Delete.
533 * cppinit.c (cpp_start_read): Don't set done_initialising.
534 * cpplex.c (parse_string): Guarantee null-termination.
535 (_cpp_equiv_toklists): Remove.
536 * cpplib.c (glue_header_name): Null-terminate.
537 (do_line): Don't leak memory.
538 * cpplib.h (BT_WEAK): Delete.
539 * cppmain.c (cb_ident): Strings are now null-terminated.
541 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
543 * gcc.c (convert_filename): Append executable suffix
544 if NO_AUTO_EXE_SUFFIX is not defined.
545 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
546 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
548 2001-03-03 David O'Brien <obrien@FreeBSD.org>
550 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
551 * c-parse.gperf, c-gperf.h: Delete.
552 (c-gperf.h was accidently re-added to the CVS repo in the rev
553 1.16 commit by tromey)
555 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
557 * cpplex.c (_cpp_lex_token): Don't warn about directives in
558 macro arguments when looking for the '('.
559 * cppmacro.c (funlike_invocation_p): Set parsing_args to
560 2 when really parsing arguments; 1 when looking for '('.
561 Always restore the lexer position.
563 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
565 * longlong.h (umul_ppmm): Don't use a multiline string.
567 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
569 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
570 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
571 t_bool in declaration because pcc can't combine volatile with typedef
574 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
576 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
577 until when it is really needed.
578 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
579 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
580 * i386.md (float?i?f splitter): Don't force source operand to memory
582 (sse_movdfcc): Fix constraint.
583 (sse_movdfcc splitter): Handle properly the second alternative.
585 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
587 * cpplex.c (parse_string): Unconditionally pedwarn.
589 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
592 * cppexp.c (parse_number): Update.
593 * cpplex.c (parse_string): Pedwarn if multiline string does not
594 result from a system header's macro.
595 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
596 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
597 for function-like macros too.
598 * c-lex.c (lex_number): Update.
600 2001-03-03 Richard Henderson <rth@redhat.com>
602 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
604 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
606 * combine.c (try_combine): If split with mode-changed scratch
607 register didn't work, try the original mode.
609 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
611 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
612 * config/c4x/c4x.h: Likewise.
613 * stor-layout.c (compute_record_mode): Likewise.
614 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
616 2001-03-02 Zack Weinberg <zackw@stanford.edu>
618 * configure.in: Kill tm.h. Include the files in the $tm_file
619 list in all three of config.h, hconfig.h, tconfig.h, after the
620 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
621 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
622 * configure: Regenerate.
623 * Makefile.in (clean): Don't delete tm.h.
625 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
626 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
627 those are not defined, set SEC and FEC to 0 and 1.
628 * gcc.texi: Update to match.
630 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
631 * config/fp-bit.c, config/m68k/aux-crt2.asm,
632 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
633 Include tconfig.h, not tm.h.
635 * config/xm-lynx.h, config/xm-std32.h,
636 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
637 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
638 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
639 config/clipper/xm-clix.h, config/convex/xm-convex.h,
640 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
641 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
642 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
643 config/i386/xm-i386.h, config/i860/xm-i860.h,
644 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
645 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
646 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
647 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
648 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
649 config/pa/xm-linux.h, config/pa/xm-pa.h,
650 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
651 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
652 config/pj/xm-pj.h, config/romp/xm-romp.h,
653 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
654 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
655 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
656 config/v850/xm-v850.h, config/vax/xm-vax.h,
657 config/we32k/xm-we32k.h:
659 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
661 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
662 config/i370/xm-oe.h: Don't include tm.h. Don't define
664 * config/vax/xm-vms.h: Don't include tm.h.
666 * config/xm-lynx.h, config/avr/xm-avr.h,
667 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
668 Delete; made empty by above changes.
669 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
670 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
671 Don't include config/xm-lynx.h or tm.h.
673 * config/xm-gnu.h: Don't include fcntl.h.
674 * config/sparc/xm-lynx.h: Don't include sys/types.h and
676 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
678 2001-03-02 Richard Henderson <rth@redhat.com>
680 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
681 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
683 2001-03-02 Richard Henderson <rth@redhat.com>
685 * Makefile.in (OBJS): Add dwarf2asm.o.
686 * dwarf2asm.c, dwarf2asm.h: New files.
687 * dwarf2out.c (*): Use them.
688 (size_of_uleb128, size_of_sleb128): Remove.
689 (output_uleb128, output_sleb128): Remove.
690 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
691 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
692 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
693 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
694 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
695 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
696 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
697 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
698 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
699 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
700 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
701 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
702 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
703 (dwarf2out_frame_debug): Remove unused variables.
704 (output_loc_operands): Don't abort on 8 byte constants if
705 host integers are wide enough.
706 (output_symbolic_ref): Remove.
707 (size_of_die): Don't assume 4 byte host integers.
708 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
710 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
711 something stupid with HOST_WIDE_INT to long truncation.
712 [CONST_DOUBLE]: Likewise.
714 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
715 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
716 * config/arm/unknown-elf.h: Likewise.
717 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
718 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
719 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
720 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
721 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
722 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
723 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
724 (ASM_OUTPUT_DWARF_OFFSET): Remove.
725 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
726 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
727 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
728 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
730 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
732 * cselib.c (hash_rtx): Cast enums to unsigned int.
734 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
736 * print-rtl.c (print_rtx): Cast enums to int for comparison.
737 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
739 * c-format.c (C_STD_VER): Cast to int for comparisons.
740 (check_function_format): Cast various enums to int for &.
741 (maybe_read_dollar_number): Likewise.
742 (check_format_info): Likewise.
743 (check_format_info_main): Likewise.
744 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
745 (safe_from_p): Likewise.
746 * varasm.c (const_hash): Cast enum to int for %.
747 * emit-rtl.c (init_emit_once): Use int loop variable to work around
748 pcc enum problems with < and ++ operators.
749 * regclass.c (init_reg_sets_1): Cast enums for comparison.
750 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
751 (regclass_init): Change enum class to int to iterate over reg_classes.
752 * genrecog.c (merge_trees): Cast enums for comparison.
753 * rtl.h (GET_CODE): Cast to enum rtx_code.
754 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
755 (GET_MODE): Cast to enum machine_mode.
756 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
757 (GET_NOTE_INSN_NAME): Cast enum to int.
758 * tree.h (TREE_CODE): Cast to enum tree_code.
759 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
760 * timevar.c (timevar_print): Change loop variable id from enum to
762 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
763 * config/i386/i386.md: Use PUT_MODE for mode assignment.
764 * toplev.c (compile_file): Cast enum DFI to int.
765 (decode_d_option): Likewise.
767 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
769 * cppinit.c (append_include_chain): Mark "after" include file name list
770 as a system directory.
771 * cpp.texi: Document new behavior.
773 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
775 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
777 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
779 * cppfiles.c (struct include_file): Update.
780 (stack_include_file): Use search_from.
781 (cpp_included, find_include_file): Update.
782 (cpp_execute_include): Update. ptr->name may not be
783 null terminated. Use the new search_from member variable
785 (_cpp_compare_file_date): Similarly.
786 (search_from): New function, similiar to actual_directory.
787 (actual_directory): Delete.
788 (remap_filename): Update. loc->name may not be null terminated.
789 (struct file_name_list): Rename search_path. Update.
790 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
792 (struct cpp_reader): Remove actual_dirs.
793 * cppinit.c (struct cpp_pending): Update for renamed objects.
794 (append_include_chain, remove_dup_dir, remove_dup_dirs,
795 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
796 * cpplib.h (struct cpp_options): Similarly.
798 2001-03-01 Zack Weinberg <zackw@stanford.edu>
800 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
801 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
802 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
803 config/clipper/xm-clix.h, config/convex/xm-convex.h,
804 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
805 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
806 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
807 config/i370/xm-linux.h, config/i370/xm-mvs.h,
808 config/i370/xm-oe.h, config/i386/xm-aix.h,
809 config/i386/xm-i386.h, config/i386/xm-osf.h,
810 config/i860/xm-i860.h, config/i960/xm-i960.h,
811 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
812 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
813 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
814 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
815 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
816 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
817 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
818 config/pj/xm-pj.h, config/romp/xm-romp.h,
819 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
820 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
821 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
822 config/v850/xm-v850.h, config/vax/xm-vax.h,
823 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
824 Do not define TRUE or FALSE.
826 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
827 empty by above change.
828 * config.gcc: Remove references to these files.
830 * configure.in: Detect stdbool.h.
831 * configure, config.in: Regenerate.
832 * system.h: Include stddef.h here if available.
833 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
834 Then set up a sensible boolean type at the very end.
836 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
837 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
839 * hash.h: Delete 'boolean' typedef and related #undefs.
841 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
842 all uses of 'boolean' with 'bool'.
844 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
846 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
847 * cppexp.c (lex): Cast enums for comparison.
848 * cppinit.c (parse_option): Cast enum for comparison.
849 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
850 (cpp_output_token): Likewise.
851 (cpp_can_paste): Cast enums for comparsion and plus/minus.
852 (cpp_avoid_paste): Cast enums for minus and comparison.
854 2001-03-01 Zack Weinberg <zackw@stanford.edu>
856 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
857 field to all array elements.
859 2001-03-01 Zack Weinberg <zackw@stanford.edu>
861 * cpphash.h (struct cpp_reader): Add print_version field.
862 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
863 just set print_version and other flags as appropriate.
864 (cpp_post_options): Print version here if print_version is set.
866 * toplev.c (exit_after_options): New flag.
867 (independent_decode_option): Don't exit here; just set
869 (main): Exit after calling lang_hooks.post_options if
870 exit_after_options is true.
872 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
873 (merge_include_chains): Adjust comment to match code.
875 2001-03-01 Zack Weinberg <zackw@stanford.edu>
877 * stringpool.c (set_identifier): New function.
878 * tree.h: Prototype it.
880 * c-parse.in: Kill D_YES. If compiled for objc, call
881 save_and_forget_protocol_qualifiers from init_reswords.
882 * objc/objc-act.c (remember_protocol_qualifiers,
883 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
884 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
886 (save_and_forget_protocol_qualifiers): New function.
887 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
889 2001-03-01 Diego Novillo <dnovillo@redhat.com>
891 * c-semantics.c (prune_unused_decls): Return error_mark_node
892 instead of (tree) 1 to stop traversing the tree chain.
894 2001-03-01 Bernd Schmidt <bernds@redhat.com>
896 Fix a problem introduced by Kenner's Feb 18 change.
897 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
898 flag_cse_skip_blocks only temporarily, not for ever.
900 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
902 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
903 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
905 * pa.c (emit_move_sequence): Verify operand0 is a hard register
906 before determining its register class.
908 2001-03-01 Bernd Schmidt <bernds@redhat.com>
910 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
911 from reg 4 if current_function_calls_setjmp.
912 (gen_nop_type): New function.
913 (ia64_emit_nops): New function.
914 (ia64_reorg): Call it.
915 (ia64_sched_reorder): Move code that rotates bundles up a bit.
917 * reload1.c (eliminate_regs_in_insn): Restrict the special case
918 code not to try to optimize adds with anything but a REG destination.
920 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
921 (INSN_PRIORITY_KNOWN): New accessor macro.
922 * haifa-sched.c (priority): Use it instead of testing priority against
925 2001-02-28 DJ Delorie <dj@redhat.com>
927 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
928 since that doesn't work the way gcc wants on a generic m68k.
930 2001-02-28 Richard Henderson <rth@redhat.com>
932 * caller-save.c (save_call_clobbered_regs): Fix typo in
933 comparison last change.
935 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
937 * i386.c (pentium4_cost): New.
938 (m_PENT4): New macro.
939 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
940 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
941 x86_integer_DFmode_moves, x86_partial_reg_dependency,
942 x86_memory_mismatch_stall): Add Pentium4
943 (x86_use_q_reg, x86_use_any_reg): Kill.
944 (override_options): Add pentium4.
945 (incdec_operand): Return 0 for pentium4.
946 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
947 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
948 (TARGET_PENTIUM4): Define.
949 (enum processor_type): Add PROCESSOR_PENTIUM4.
950 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
951 * i386.md (attribute "cpu"): Add pentium4.
952 * invoke.texi (march): Add pentium4.
954 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
956 * i386.md (sse_mov?fcc*): New patterns and splitters.
957 * i386.c (ix86_expand_movcc): Work post-reload; recognize
958 the SSE based conditional moves.
960 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
962 * i386.md (attribute mode): Add "TI".
963 (movsf_1): Add pxor support; remove constant propagation splitter.
964 (movdf_integer): Likewise.
965 (movdf_nointeger): Likewise.
966 (movxf constant prop splitter): Handle all modes; update for SSE.
967 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
968 * i386.c (standard_80387_constant_p): Rewrite.
969 (standard_sse_constant_p): New.
970 * i386-protos.h (standard_sse_constant_p): New.
972 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
974 * i386.md (sse_setccsf, sse_setccdf): New.
975 (sse_cmp* patterns): Use '%D' instead of outputtting condition
977 * i386.c (sse_comparison_operator): Accept the supported unordered
978 comparses; be ready for fast_math.
979 (print_operand): Support 'D'.
981 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
983 * jump.c (reversed_comparison_code): Kill.
985 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
987 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
990 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
992 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
993 add missing '%' in constraints.
995 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
997 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
998 for HOST_BITS_PER_WIDE_INT == 32 too.
1000 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
1002 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
1004 (insert_save, insert_restore): New parameter save_mode.
1005 (init_caller_save): Update initialization of reg_save_code
1006 and reg_restore_code.
1007 (save_call_clobbered_regs): Compute save_modes and update calls to
1008 reg_save_code and reg_restore_code.
1009 (insert_restore): Unsignetize numbers; use save_modes to choose mode
1010 of spill; update use of reg_restore_code.
1011 (insert_save): Likewise.
1012 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1013 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1014 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1016 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1018 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
1019 noce_try_store_flag_inc, noce_try_store_flag_mask,
1020 noce_try_cmove_arith):
1021 Use reversed_comparison_code instead of reverse_comparison and
1022 can_reverse_comparison_p.
1024 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
1026 * jump.c (reversed_comparison_code_parts): Allow reversal of
1027 unordered compares in -ffast-math mode; reverse ordered compares
1028 for FP even w/o -ffast-math.
1030 2001-02-27 Richard Henderson <rth@redhat.com>
1032 * print-rtl.c (print_rtx) [i]: Don't print field five on
1033 NOTEs other than NOTE_INSN_DELETED_LABEL.
1035 2001-02-27 Zack Weinberg <zackw@stanford.edu>
1037 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
1038 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
1040 2001-02-27 Diego Novillo <dnovillo@redhat.com>
1042 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
1043 even if walk_subtrees is 0.
1044 * c-semantics.c (prune_unused_decls): Return a non-null value to
1045 stop traversing the tree chain.
1047 2001-02-27 DJ Delorie <dj@redhat.com>
1049 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
1050 register, *then* define it as the new CFA.
1052 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
1054 * pa.c (override_options): Promote -fpic to -fPIC.
1055 (legitimize_pic_address): Simplify due to removal of
1056 small PIC as a code generation option.
1057 (secondary_reload_class): Similarly.
1058 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1059 (PRINT_OPERAND_ADDRESS): Similarly.
1060 * pa.md (various patterns): Similarly.
1061 (small pic lo_sum pattern): Remove.
1063 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
1066 * md.texi (min, max): Document
1068 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
1070 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
1071 TARGET_PARTIAL_REG_DEPENDENCY.
1072 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
1074 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
1076 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
1078 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
1080 * mips.c (mips_make_temp_file): Fix thinko in last change.
1082 2001-02-26 Jason Eckhardt <jle@redhat.com>
1084 * combine.c (known_cond): Do not reverse the condition when
1085 SMAX/UMAX is being considered and the condition is for equality
1088 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
1090 2001-02-26 Philip Blundell <philb@gnu.org>
1092 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1094 * config/arm/linux-elf.h: Remove historical relics related to
1095 above configurations.
1096 * config/arm/linux-oldld.h: Delete.
1097 * config/arm/linux-elf26.h: Delete.
1099 2001-02-26 Jason Merrill <jason@redhat.com>
1101 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
1103 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
1104 recognize a tentative definition. Lose obsolete code.
1106 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
1107 variables unless necessary, either.
1109 2001-02-25 Richard Henderson <rth@redhat.com>
1111 * ifcvt.c (struct noce_if_info): Add test_bb.
1112 (noce_get_alt_condition): New.
1113 (noce_try_minmax, noce_try_abs): New.
1114 (noce_operand_ok): New.
1115 (noce_process_if_block): Use them.
1116 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
1118 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
1120 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
1123 2001-02-25 Zack Weinberg <zackw@stanford.edu>
1125 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
1126 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
1128 (mips_asm_file_end): Free temp_filename here.
1130 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1132 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
1133 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
1135 * config/i386/i386.md (movstrsi): Handle FAIL case.
1137 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
1139 * cppinit.c (builtin_array): Update.
1140 (init_builtins): Flag builtins to warn if redefined or
1141 undefined. Define __GXX_WEAK as a normal macro.
1142 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
1143 * cpplib.h (NODE_WARN): New flag.
1144 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
1145 Handle __STDC__ as a builtin only on Solaris.
1146 (warn_of_redefinition): Renamed from check_macro_definition.
1147 Reverse sense of test. Always warn if NODE_WARN.
1148 (_cpp_create_definition): Use warn_of_redefinition. Flag
1149 any macro beginning with "__STDC_" to require a mandatory
1150 warning if redefined or undefined.
1152 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1154 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
1155 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
1156 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
1157 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
1158 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
1159 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
1160 Don't define any of:
1161 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
1162 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
1163 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
1164 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
1165 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
1167 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
1168 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
1171 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
1172 Delete now-empty file.
1174 * alpha/vms.h: Define NEED_ATEXIT here...
1175 * alpha/xm-vms.h: ...not here.
1177 * i386/cygwin.h: Don't define PARAMS.
1178 * mips/mips.c: Don't prototype mktemp. Don't define
1179 P_tmpdir. Use make_temp_file to create temporary files.
1180 Don't be clever and delete temporary files early.
1181 * config.gcc: Drop references to deleted files. Don't define
1183 * gcc.texi: Don't mention USE_PROTOTYPES.
1185 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1187 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
1188 (ix86_set_move_mem_attrs_1): Likewise.
1189 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
1190 * config/i386/i386.md (movstrsi): Call it.
1192 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1194 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
1195 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
1196 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
1197 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
1199 (i750a-*-*): Error here if hosting on i750a.
1200 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
1202 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
1203 Remove (empty modulo comments).
1205 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
1206 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
1207 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
1208 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
1209 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
1210 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
1212 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
1213 Remove reference to winnt.h in comment.
1214 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
1216 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1218 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
1219 used to set another biv.
1221 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1223 * tree.h (BLOCK_DEAD): New macro.
1224 (struct tree_block): New flag, dead_flag.
1225 * print-tree.c (print_node, case 'b'): Print missing fields.
1226 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
1227 * function.c (identify_blocks): Enable test for misplaced notes.
1228 (all_blocks): Skip BLOCK_DEAD blocks.
1229 * integrate.c (integrate_decl_tree): Likewise.
1231 * errors.c (internal_error, trim_filename): New functions.
1232 (fancy_abort): Call internal_error.
1233 * errors.h (internal_error, trim_filename): New declarations.
1235 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
1237 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
1239 (EXTRA_CONSTRAINT): Formatting changes.
1241 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1243 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
1245 2001-02-23 Per Bothner <per@bothner.com>
1247 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
1248 so they can be called from java/jvspec.c.
1249 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
1251 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
1253 * i386.c (ix86_frame): New structure.
1254 (ix86_compute_frame_size): Kill.
1255 (ix86_compute_frame_layout): New.
1256 (ix86_save_reg): New.
1257 (ix86_can_use_return_insn_p): Use frame layout stuff.
1258 (ix86_expand_prologue): Likewise.
1259 (ix86_expand_epilogue): Likewise.
1260 (ix86_initial_elimination_offset): Likewise.
1261 (ix86_nsaved_regs): Use ix86_save_reg.
1262 (ix86_emit_save_regs): Likewise.
1264 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
1266 * flow.c (find_sub_basic_blocks): New function.
1267 (split_block): Be ready for basic block introduced by CODE_LABEL.
1268 (commit_one_edge_insertion): Call find_sub_basic_block.
1270 * flow.c (make_edges): Add edge from entry for blocks starting with
1271 label having ALTERNATE_NAME
1273 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
1275 * function.c (epilogue_done): Be ready for first basic block not
1276 containing PROLOGUE_END note.
1277 (reposition_prologue_and_epilogue_notes): Avoid placing
1278 PROLOGUE_END note between BASIC_BLOCK.
1280 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
1282 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
1284 2001-02-21 DJ Delorie <dj@redhat.com>
1286 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
1287 check for current_function_has_nonlocal_goto from 1999-11-12.
1289 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1291 * diagnostic.c (trim_filename): No longer static.
1292 * toplev.h (trim_filename): Declare.
1293 * rtl.c (rtl_check_failed_bounds): Call internal_error.
1294 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
1295 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
1296 (rtvec_check_failed_bounds): Likewise.
1297 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
1299 * convert.c (convert_to_integer): Don't do unsigned unless result or
1300 both inputs are unsigned.
1302 * fold-const.c (fold_convert): Don't call size_int_type_wide if
1305 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
1307 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
1309 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
1311 * Makefile.in (resource.o): Add params.h dependence.
1312 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
1313 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
1314 * resource.c: Add dependence on params.h.
1315 (current_live_regs): Fix explanatory comment.
1316 (find_basic_block): Add new parameter to permit limiting search
1318 (mark_target_live_regs): Add new argument to find_basic_block call.
1319 (incr_ticks_for_insn): Likewise.
1321 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1323 * diagnostic.c (output_to_stream): Rename to
1324 output_buffer_to_stream. Loses the stream parameter.
1325 (init_output_buffer): Set diagnosic_buffer's stream.
1326 (flush_diagnostic_buffer): Adjust.
1327 (default_print_error_function): Likewise.
1328 (finish_diagnostic): Likewise.
1329 (verbatim): Likewise.
1331 * diagnostic.h (struct output_buffer): Add `stream' field.
1332 (output_buffer_attached_stream): New macro.
1334 2001-02-23 Jakub Jelinek <jakub@redhat.com>
1336 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
1337 check if either operand is divisible by C.
1338 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
1339 If type is signed, consider negative numbers as well.
1341 2001-02-22 Richard Henderson <rth@redhat.com>
1343 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
1344 reach .text instead of gp-relative relocs.
1345 * config/ia64/crtend.asm (.init): Likewise.
1347 2001-02-22 Andreas Jaeger <aj@suse.de>
1349 * extend.texi (C++ Attributes): Fix typo.
1351 2001-02-21 David Mosberger <davidm@hpl.hp.com>
1353 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
1354 functions, drop current_function_args_info.words test.
1355 (ia64_compute_frame_size): Mark syscall_linkage functions as
1356 using eight input registers.
1358 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
1359 Bruce Korb <bkorb@gnu.org>
1361 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
1362 * fixinc/README: Document how to convert sed substitutions
1363 to format style c_fix-es.
1364 * fixinc/fixincl.x: regen
1366 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
1368 * gcc.c: Add comment explaining how to add a command-line option.
1369 Add title to specs language comment.
1371 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1373 * gcc.c (cc1_options): Add "-param".
1374 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
1375 (option_map): Likewise.
1376 * toplev.c (display_help): Add entry for "--param".
1377 (independent_decode_option): Fix typographical error.
1379 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
1380 Bernd Schmidt <bernds@redhat.com>
1381 Jan Hubicka <jh@suse.cz>
1383 * i386.c (function_arg_advance): Pass SSE arguments in registers.
1384 (function_arg): Likewise.
1386 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
1388 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
1390 2001-02-21 Kazu Hirata <kazu@hxi.com>
1392 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
1396 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
1398 * flow.c (init_propagate_block_info): Canon address and use single_set
1399 for killing dead memory stores.
1401 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1403 * Makefile.in (reorg.o): Add params.h dependence.
1404 * params.def: Fix typographical error in comment.
1405 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1406 * params.h: Modify introductory comment.
1407 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1408 * reorg.c: Add dependence on params.h.
1409 (redundant_insn): Add parameterized throttle for search.
1410 (fill_simple_delay_slots): Add a comment explaining a variable.
1411 Move conditional out of loop, simplifying code.
1412 (fill_eager_delay_slots): Fix typographical error in comment.
1414 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
1416 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
1418 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
1419 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
1421 2001-02-21 Jason Merrill <jason@redhat.com>
1423 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
1424 (struct tree_decl): Add uninlinable bitfield.
1425 * c-decl.c (duplicate_decls): Set it.
1426 * integrate.c (function_cannot_inline_p): Check it.
1428 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
1429 DW_AT_MIPS_linkage_name to abstract methods.
1430 (dwarf2out_abstract_function): Emit class context before calling
1431 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
1432 (gen_subprogram_die): Remove obsolete code.
1433 (gen_member_die): Don't include clones in the member list.
1434 (gen_decl_die): Emit abstract info for clone origin.
1435 * dwarfout.c (output_type): Don't include clones in the member list.
1436 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
1437 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
1438 DECL_ABSTRACT on a function that already has it set.
1440 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
1441 (get_subprogram_die): Pass it in.
1443 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
1445 * flow.c (mark_set_1): Make not_dead unsigned long. For
1446 non-pseudos, use it as a bitmask of the hard regs that
1449 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
1451 * cppfiles.c: Update comments.
1452 (_cpp_read_file): Don't check for NULL filenames any more.
1453 * cppinit.c (cpp_start_read): Don't do canonicalization of
1454 in_fname and out_fname. Use the passed file name exclusively.
1455 (_cpp_handle_options): Don't treat "-" as a command line option,
1456 but as a normal filename.
1457 (_cpp_post_options): Canonicalize in_fname and out_fname.
1458 * cppmain.c (printer_init): Don't check out_fname for NULL.
1459 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
1460 (init_c_lex): Update, and use "" to represent stdin to CPP.
1463 2001-02-20 Will Cohen <wcohen@redhat.com>
1465 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
1466 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
1467 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
1470 2001-02-20 Stan Shebs <shebs@apple.com>
1472 * config/rs6000/rs6000.c (output_cbranch): Output branches
1473 on separate lines instead of using ';' to separate.
1475 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
1477 * cppinit.c (set_lang): Move builtin handling to...
1478 (init_builtins): ...here.
1479 (_cpp_create_reader): Move call to set_lang.
1481 2001-02-20 Mark Mitchell <mark@codesourcery.com>
1483 * stmt.c (expand_return): If an attempt is made to return the
1484 error_mar_node, treat the return like a return without a value.
1486 2001-02-19 Zack Weinberg <zackw@stanford.edu>
1488 * sibcall.c (skip_copy_to_return_value): Call
1489 identify_call_return_value here, and return orig_insn if it
1490 returns zero. Hardret and softret arguments now unnecessary.
1491 (call_ends_block_p): Don't call identify_call_return_value here.
1493 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
1495 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
1496 * ggc.h (ggc_mark_if_gcable): Delete prototype.
1498 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
1500 * pa.c (move_operand): Accept code to load the address of a
1501 symbol out of the DLT as a valid move operand.
1502 (print_operand, case 'A'): New to handle generating a DLT
1503 reference for a LO_SUM expression.
1504 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
1505 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
1507 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
1509 * README, cpp.texi, gcc.texi, version.c: Update version number to
1511 * cpp.1, gcov.1, gcc.1: Regenerate.
1513 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
1515 * cppfiles.c (stack_include_file): Generate dependencies
1516 here, and manage include_count here too.
1517 (PRINT_THIS_DEP): Delete.
1518 (_cpp_execute_include): Do not generate dependencies here,
1519 apart from the case of a missing header. Do not manage
1521 (_cpp_read_file): Leave dependency generation to
1524 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
1526 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
1527 target_cpu_default. Remove dead assignment to
1530 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
1532 * regclass.c (contains_reg_of_mode): Make global.
1533 (init_reg_sets): Remove contains_reg_of_mode; take into account
1534 CLASS_MAX_NREGS when looking for the proper mode.
1535 (dump_regclass): Dump only classes considered for the pseudo.
1536 (regclass): Use contains_reg_of_mode.
1538 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
1540 * gcc.c (do_spec_1): 'n' for printing notices.
1541 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
1543 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
1545 * reg-stack.c (next_flags_user): Use current_block->end
1546 (swap_rtx_condition): Look for next user if flags don't die;
1547 give up on CALL_INSNs; use current_block->end.
1549 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1551 * sibcall.c (call_ends_block_p): New function.
1552 (optimize_sibling_and_tail_recursive_call): Use it.
1554 2001-02-18 Kazu Hirata <kazu@hxi.com>
1556 * config/h8300/h8300.md: Update copyright.
1557 (andsi3): Do not output an extra newline character.
1559 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1561 * toplev.c (note_deferral_of_defined_inlined_function): Argument
1562 FNDECL may be unused.
1564 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
1565 follow jumps after first run.
1566 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
1567 it doesn't change any jumps.
1569 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
1571 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
1572 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
1573 (mostlyclean): Corresponding changes.
1574 * rtlanal.c (hard-reg-set.h): Include.
1575 (rtx_unstable_p): Do not treat the argument pointer specially
1576 if it is not a fixed register.
1577 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
1579 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1581 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
1582 against last real insn in basic block.
1583 Rework to avoid gotos.
1585 * Makefile.in (gcse.o): Now includes ggc.h.
1586 * gcse.c: Include ggc.h.
1587 (want_to_gcse_p): Verify expression can be in SET as valid insn.
1588 (try_replace_reg): Remove warning of uninitialize variable.
1589 (process_insert_insn): Call invalid_insn_p to validate insn.
1590 * recog.c (insn_invalid_p): Now global.
1591 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
1592 * recog.h (insn_invalid_p): New declaration.
1594 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
1596 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
1597 assignments from FP constants since 'Y' output code can't handle it.
1598 (eligible_for_sibcall_delay): Likewise.
1600 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
1601 Call fancy_abort directly, passing args.
1602 (print_rtl_and_abort): Now a macro, like fancy_abort.
1604 * final.c (output_operand_lossage): Use internal_error, not error.
1606 2001-02-18 Shane Nay <shane@agendacomputing.com>
1608 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
1609 structure shift insns.
1611 2001-02-18 Mark Mitchell <mark@codesourcery.com>
1613 * invoke.texi (-fsquangle): Remove documentation.
1614 (-fname-mangling-version): Likewise.
1616 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
1618 * optabs.c (expand_abs): Remove reference to
1619 HAVE_contitional_arithmetic.
1620 * combine.c (simplify_set): Likewise.
1622 2001-02-18 Richard Henderson <rth@redhat.com>
1624 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
1627 2001-02-18 Richard Henderson <rth@redhat.com>
1629 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
1631 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
1633 * reload1.c (reload_cse_simplify_set): Fix typo.
1635 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1637 * diagnostic.c (_fatal_insn): Decrement errorcount.
1639 * invoke.texi (-I): Add note avoiding use for system header files.
1641 * rtl.h (add_clobbers): Remove duplicate declaration.
1642 * recog.h (added_clobbers_hard_reg_p): New declaration.
1643 * genemit.c (struct clobber_pat): New field has_hard_reg.
1644 (gen_insn): Record if added clobbers clobber hard reg.
1645 (gen_split): Avoid unused warning if number of operands is 0.
1646 (output_added_clobbers_hard_reg_p): New function.
1649 2001-02-18 Alan Modra <alan@linuxcare.com.au>
1651 * pa.c (hppa_expand_prologue): Simplify code storing return
1652 pointer. For large (>=8k) frames with a post_store, adjust stack
1653 pointer by 8k-64 first rather than by 64. When testing with
1654 VAL_14_BITS_P, always use the actual value rather than the value
1655 negated. Add blockage to prevent scheduling of spills before
1656 stack frame has been created.
1657 (hppa_expand_epilogue): Simplify code loading return pointer.
1658 Allow a slightly larger range for merge_sp_adjust_with_load case.
1659 When testing with VAL_14_BITS_P, always use the actual value.
1661 * pa.c (pa_adjust_insn_length): Check that block move
1662 pattern is a set before looking at operands.
1664 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1666 * fold-const.c (fold_binary_op_with_conditional_arg): New
1667 function, split out from ...
1669 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
1670 conditional arms that throw exceptions.
1672 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
1675 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1677 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
1678 define HAVE_DECL_* to 1 to mask potential backup declarations.
1679 * configure: Regenerated.
1681 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1683 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
1685 2001-02-17 Richard Henderson <rth@redhat.com>
1687 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
1688 when replacing a memory load with a register.
1690 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1691 Jan Hubicka <jh@suse.cz>
1693 * recog.c (validate_replace_src_1): New.
1694 (validate_replace_src_data): Likewise.
1695 (validate_replace_src): Use note_uses.
1696 * rtl.h (note_uses): Declare.
1697 * rtlanal.c (note_uses): New.
1699 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
1701 * reg-stack.c (stack_def): Make field reg unsigned.
1702 (remove_regno_note): Unsignetize parameter.
1704 2001-02-16 Jes Sorensen <jes@linuxcare.com>
1706 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
1707 shladd_operand() call.
1709 2001-02-16 Bruce Korb <bkorb@gnu.org>
1710 Rodney Brown <RodneyBrown@mynd.com>
1712 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
1713 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
1714 machine restrictions
1715 * fixinc/fixincl.x: regen
1717 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1719 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
1721 (hash_scan_insn): Clean up calls to hash_scan_set.
1722 (compute_kill_rd): REGNO now unsigned.
1723 (try_replace_reg): Rework to use simplify_replace_rtx.
1724 (cprop_jump, cprop_cc0_jump): Likewise.
1725 (cprop_insn): Call find_reg_equal_equiv_note.
1726 Reflect changes to cprop_jump and cprop_cc0_jump.
1728 * recog.c (validate_replace_src): Replace in operands of
1729 ZERO_EXTRACT in SET_DEST.
1731 * cse.c (new_label_ref): New variable.
1732 (insert): Set it instead of recorded_label_ref.
1733 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
1734 CODE_LABEL for this function, and not already in REG_LABEL note.
1736 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
1738 * resource.c (mark_referenced_resources): Fix typo in introductory
1740 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
1743 2001-02-16 Jason Merrill <jason@redhat.com>
1745 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
1747 (gen_subprogram_die): Don't abort on seeing a second definition if
1748 the previous one was abstract. Don't replace an abstract instance
1749 in the lookup table.
1751 * dwarf2out.c (dwarf2out_abstract_function): Rename from
1752 gen_abstract_function.
1753 * dwarf2out.h: Declare it.
1754 * toplev.c (note_outlining_of_inline_function): New fn.
1755 * toplev.h: Declare it.
1756 * integrate.c (output_inline_function): Call it.
1757 * c-decl.c (duplicate_decls): Call it when redefining an extern
1758 inline. Don't inline the new defn.
1760 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
1762 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1764 * .gdbinit: Rename to gdbinit.in.
1765 * gdbinit.in: New file,
1766 * configure.in: Generate .gdbinit from gdbinit.in.
1767 * configure: Regenerated.
1768 * Makefile.in (distclean): Always remove .gdbinit.
1770 2001-02-16 Jakub Jelinek <jakub@redhat.com>
1772 * objc/objc-act.c (start_class): Register implemented_classes with
1775 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
1777 * cppfiles.c (_cpp_make_system_header): Generate a file
1780 2001-02-15 Jim Meyering <meyering@lucent.com>
1782 * Makefile.in (install-common): Don't depend on installdirs here.
1783 Instead, make each of the lang.install-common targets (e.g.,
1784 c++.install-common in cp/Make-lang.in) depend on it.
1785 (install-driver): Depend on installdirs.
1787 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1789 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
1791 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
1794 2001-02-15 Mark Mitchell <mark@codesourcery.com>
1796 * invoke.texi (--param): Document.
1798 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
1800 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
1802 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
1804 * i386.md (extendsfdf2_2): Fix constraints.
1806 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
1808 * i386.md (fop_df_3 splitter): Fix operand number.
1810 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
1812 * invoke.texi (-mreg-alloc): Nuke.
1813 * i386.c (ix86_reg_alloc_order, regs_allocated,
1814 order_regs_for_local_alloc): Nuke.
1815 (override_options): Kill reg_alloc code.
1816 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
1817 (REG_ALLOC_ORDER): SSE goes before I387.
1818 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
1819 (ix86_reg_alloc_order): Likewise.
1820 * i386-protos.h (ix86_reg_alloc_order): Kill.
1822 2001-02-14 Richard Henderson <rth@redhat.com>
1824 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
1826 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
1828 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
1830 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
1832 * i386-protos.h (ix86_memory_move_cost): Move offline.
1833 * i386.c (ix86_register_move_cost): Compute properly cost of
1834 SSE, MMX and i387 instructions.
1835 (*_cost): Add costs of SSE/MMX moves.
1836 (ix86_memory_move_cost): Move offline from ....; Likewise.
1837 * i386.h (MEMORY_MOVE_COST): .... here;
1838 (struct processor costs): Add new fields to represent costs
1841 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
1843 * regclass.c (init_reg_sets_1): Reinstall the optimization of
1844 move_cost together with Matt Kraai's fix.
1846 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
1848 * Makefile.in (OBJS): Add params.o.
1850 2001-02-14 Richard Henderson <rth@redhat.com>
1851 DJ Delorie <dj@redhat.com>
1853 * jump.c (jump_optimize_1): When we delete a conditional jump
1854 preceeding a non-conditional jump to effectively the same place,
1855 make sure that the combined jump skips any clobber insns between
1858 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
1860 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
1862 2001-02-14 Mark Mitchell <mark@codesourcery.com>
1864 * Makefile.in (toplev.o): Depend on params.h.
1865 (intergate.o): Likewise.
1866 (params.o): New target.
1867 * flags.h (inline_max_insns): Remove.
1868 * integrate.c: Include params.h.
1869 Use MAX_INLINE_INSNS instead of inline_max_insns.
1870 * params.c: New file.
1871 * params.h: Likewise.
1872 * params.def: Likewise.
1873 * toplev.c: Include params.h.
1874 (lang_independent_params): New variable.
1875 (decode_f_option): Use the param machinery instead of setting
1877 (independent_decode_option): Handle "--param name=value".
1878 (main): Register language-independent parameters.
1880 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
1882 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
1884 2001-02-14 Richard Henderson <rth@redhat.com>
1886 * regclass.c (init_reg_sets_1): Revert last two changes.
1888 2001-02-14 Jakub Jelinek <jakub@redhat.com>
1890 * stor-layout.c (is_pending_size, put_pending_size): New functions.
1891 (variable_size): Call put_pending_size.
1892 * tree.h (is_pending_size, put_pending_size): Add prototypes.
1893 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
1894 sizes list, put newly created SAVE_EXPR there as well.
1896 2001-02-14 Jakub Jelinek <jakub@redhat.com>
1898 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
1899 (errata_find_address_regs): load_group has only 2 entries.
1900 (errata_emit_nops): Likewise. shladd is not problematic.
1901 Clear last_group if nop was emitted.
1902 (fixup_errata): load_group has only 2 entries.
1905 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
1907 * c-lex.c (lex_number): Only warn traditionally for U suffix
1908 outside system macros.
1909 * cppexp.c (parse_number): Similarly.
1910 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
1911 * cppmacro.c (struct cpp_macro): New member node.
1912 (parse_args): Only warn about missing rest args if not
1914 (funlike_invocation_p): Similarly for uninvoked funlike macros.
1915 (cpp_sys_objmacro_p): New.
1916 (_cpp_create_definition): Store the node with the macro defn.
1917 Remember if the macro is defined in a system header.
1919 2001-02-13 DJ Delorie <dj@redhat.com>
1921 * configure.in (check_languages): determine languages to check
1922 * Makefile.in (check-c++): alias for check-g++
1923 (check-f77): alias for check-g77
1924 (CHECK_TARGETS): depend on configured languages
1926 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
1928 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
1929 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
1930 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
1931 (sqrtextendsfdf2): Disable for SSE2.
1933 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1935 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
1936 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
1937 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
1938 (sqrtextendsfdf2): Disable for SSE2.
1940 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
1942 * i386.md (movsfcc_1): Support integer cmove instruction.
1943 (movdfcc_1): Likewise; new splitter.
1945 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
1947 * i386.c (output_fp_compare): Support SSE.
1948 (prepare_fp_compare_args): SSE comparisons always support memory.
1949 * i386.h (TARGET_CMOVE): SSE imply cmove.
1950 * i386.md (cmp?f2): Enable for SSE too.
1951 (cmpfp_i*): Support SSE.
1953 (cmpfp_i_sse_only): New.
1954 (s*, b* fp expanters): Enable for SSE too.
1955 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
1958 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
1960 * regclass.c (init_reg_sets_1): Silence warning.
1962 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
1964 * i386.md (sqrt?f2): Change to expander.
1965 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
1967 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1969 * rtlanal.c (find_reg_equal_equiv_note): New function.
1970 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
1971 (simplify_gen_relational, simplify_replace_rtx): Likewise.
1972 * rtl.h: Add declarations for above functions.
1974 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
1976 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
1978 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
1979 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
1980 * flow.c (mark_regs_live_at_end): Likewise.
1981 (calculate_global_regs_live): Likewise.
1982 * gcse.c (compute_hash_table): Likewise.
1983 (compute_kill_rd): Likewise.
1984 * resource.c (mark_target_live_regs): Likewise.
1985 * rtl.h (INVALID_REGNUM): New macro.
1987 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
1989 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
1991 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
1993 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
1996 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
1998 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
2000 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
2001 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
2002 (fop_sf_1_sse, fop_df_1_sse): New patterns
2003 (fop_*): Disable float_extend and float patterns for SSE compilation.
2004 * i386.c (output_387_binary_op): Support SSE.
2006 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
2008 * i386.md (dummy_extendsfdf2): Support SSE2
2009 (extendsfdf2): Enable if 80387 or SSE2.
2010 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
2011 and no MIX_I387_SSE2
2012 (extendsfdf2_1_sse_only): New pattern.
2013 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
2015 (truncdfsf2_1): Support SSE.
2016 (truncdfsf2_2): Support SSE.
2017 (truncdfsf2_2_1_sse): New pattern.
2018 (fixtruncsfsi2): Always use SSE if available.
2019 (fix_truncsfsi_sse): New pattern.
2020 (fix_truncdfsi_sse): New pattern.
2021 (floatsis?f2): Support SSE.
2022 (floatsidf2_i387): New pattern.
2023 (floatsidf2_sse): Likewise.
2025 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2027 * configure.in: Use "have_gnat" variable, not "gnat".
2028 * configure: Regenerated.
2030 * config/sparc/sparc.c (function_value): Treat all non-record
2031 aggregate types like used to treat UNION_TYPE.
2033 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
2035 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
2036 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
2038 (MASK_MIX_SSE_I387): New.
2039 (TARGET_SSE): SSE2 imply SSE.
2040 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
2041 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
2042 (enum reg_class): Add new classes.
2043 (REG_CLASS_NAMES): Likewise.
2044 (REG_CLASS_CONTENTS): Likewise.
2045 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
2046 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
2047 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
2048 (CLASS_MAX_NREGS): Use new macros.
2049 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
2050 * i386.md (pushsf, movsf): Support SSE.
2051 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
2052 splitters to use ANY_FP_REGNO_P.
2053 (movdf_nointeger, movdf_integer): Likewise.
2055 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2057 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2058 (try_combine): Use it.
2060 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
2062 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
2063 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
2064 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
2065 (REGISTER_MOVE_COST): Likewise.
2066 * i386-protos.h (ix86_secondary_memory_needed,
2067 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
2068 * i386.c (ix86_secondary_memory_needed,
2069 ix86_preferred_reload_class, ix86_register_move_cost): New function.
2071 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
2073 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
2074 (HARD_REGNO_MODE_OK): Move offline to ....
2075 * i386.c (ix86_hard_regno_mode_ok) ... here;
2076 refuse all incorrect modes.
2077 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
2079 2001-02-13 Richard Henderson <rth@redhat.com>
2081 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2082 entire operator; replicate that and match_dup the operands.
2083 (cmp_ccx_arith_op_set): Likewise.
2084 (cmp_cc_arith_op_not_set): Likewise.
2085 (cmp_ccx_arith_op_not_set): Likewise.
2087 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2089 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
2091 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2093 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
2094 (TARGET_NO_BITFIELD_WORD): New macro.
2095 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
2096 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
2098 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2100 * cselib.c: New file, from simplify-rtx.c.
2101 * simplify-rtx.c: Remove cselib parts.
2102 * Makefile.in: Add cselib.o.
2104 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2106 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2107 (setup_incoming_varargs): Remove warning.
2109 * config/rs6000/rs6000.c (validate_condition_mode): When
2110 flag_fast_math, allow floating-point conditionals to be reversed.
2111 (rs6000_generate_compare): When flag_fast_math, don't generate
2112 cror operations for FP conditionals.
2114 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
2116 (ASM_SPEC): Likewise.
2117 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
2118 (CC1_SPEC): Likewise.
2119 (LINK_TARGET_SPEC): Likewise.
2120 (CPP_ENDIAN_SPEC): Likewise.
2121 * Makefile.in (check-consistency): New target.
2123 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
2125 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
2126 "return type defaults" warning for functions with return type
2128 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
2129 function declarations by default rather than only when pedantic.
2131 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
2133 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
2136 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2138 * extend.texi (Deprecated): Deprecate new initializer lists.
2140 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2142 * mkdeps.c (deps_add_default_target): Robustify. Add
2143 basename component only.
2144 * cpp.texi (-M): Describe how default target is generated.
2145 * invoke.texi (-M): Likewise.
2147 2001-02-12 Kazu Hirata <kazu@hxi.com>
2149 * toplev.c (push_float_handler): Remove.
2150 (pop_float_handler): Remove.
2151 * toplev.h: Remove prototypes for the above functions.
2153 2001-02-12 Jakub Jelinek <jakub@redhat.com>
2155 * c-common.c (constant_fits_type_p): New function.
2156 (convert_and_check): Use it.
2158 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2160 * Makefile.in (GXX_ABI_FLAG): Don't define.
2161 * configure.in (--enable-new-gxx-abi): Remove option.
2162 * config.in: Regenerated.
2163 * configure: Likewise.
2165 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
2167 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
2169 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
2170 regular basic block, and arrange for all edges into it to switch
2173 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2175 * Makefile.in (distclean): Do not remove .gdbinit.
2177 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2179 * Makefile.in (gcc.o): Fix typos.
2180 (protize.o): Likewise.
2181 (unprotoize.o): Likewise.
2183 2001-02-11 Richard Henderson <rth@redhat.com>
2185 * tree.c (build1): Check for null operand in last change.
2187 2001-02-11 Richard Henderson <rth@redhat.com>
2189 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
2190 (fold): Don't assume a constant isn't foldable.
2191 * tree.c (build): Set TREE_CONSTANT for an expression with no
2192 side-effects and constant operands.
2195 2001-02-10 Richard Henderson <rth@redhat.com>
2197 * jump.c (squeeze_notes): Revert 2000-05-12 change.
2199 2001-02-10 Anthony Green <green@redhat.com>
2201 * cpp.texi (Standard Predefined): Add documentation for
2204 * c-common.c (combine_strings): Improve warning message.
2206 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
2208 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
2210 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
2212 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
2214 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
2217 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2219 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
2222 2001-02-09 Nick Clifton <nickc@redhat.com>
2224 * config/arm/arm.md: Change output contraint on post inc
2225 load/store multiple patterns to be a read/write contraint.
2227 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
2229 * gcc.c (cpp_options): Delete .d files on error. Don't delete
2230 .o files when using the -M options.
2232 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2233 David Edelsohn <edelsohn@gnu.org>
2235 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
2236 handle DImode constants. Use one TOC entry for SImode and smaller
2237 constants, aligned properly.
2239 2001-02-08 Jason Merrill <jason@redhat.com>
2241 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
2242 about the SP adjustment for saving the static chain pointer.
2243 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
2244 offset when setting a temporary CFA register.
2246 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
2248 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
2249 powerpc-*-chorusos* .
2250 * config/rs6000/chorus.h : New file.
2251 * config/i386/chorus.h : New file.
2252 * config/sparc/chorus.h : New file.
2253 * config/sparc/t-chorus-elf : New file.
2255 2001-02-08 David Edelsohn <edelsohn@gnu.org>
2257 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
2258 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
2259 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
2260 (__WCHAR_TYPE__): Correct macro name.
2262 2001-02-08 Richard Henderson <rth@redhat.com>
2264 * config/i386/i386.c (ix86_frame_pointer_required): New.
2265 (ix86_setup_frame_addresses): New.
2266 (struct machine_funciton): Add accesses_prev_frame.
2267 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
2268 ix86_frame_pointer_required.
2269 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
2270 (SETUP_FRAME_ADDRESSES): New.
2271 * config/i386/i386-protos.h: Update.
2272 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
2273 from FRAME_POINTER_REQUIRED.
2274 * config/i386/svr3gas.h: Likewise.
2275 * config/i386/sysv3.h: Likewise.
2276 * config/i386/v3gas.h: Likewise.
2278 2001-02-08 Richard Henderson <rth@redhat.com>
2280 * config/sparc/sparc.c (function_arg_record_value_3): Fix
2281 calculation of the number of integer registers required.
2282 (function_arg_record_value): Likewise.
2284 2001-02-08 Jason Merrill <jason@redhat.com>
2286 * diagnostic.c (internal_error): Say "confused" after 1 error, not
2287 two. Print file and line with "confused" message.
2289 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
2291 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2293 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
2295 2001-02-08 Bernd Schmidt <bernds@redhat.com>
2297 * final.c (cleanup_subreg_operands): The address of a MEM can
2300 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
2303 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
2305 * gcc.texi (Incompatibilities): Update documentation of
2306 preprocessing numbers.
2308 2001-02-07 Jakub Jelinek <jakub@redhat.com>
2310 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
2312 2001-02-07 Mark Mitchell <mark@codesourcery.com>
2314 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
2316 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
2317 * gcc.c (struct compiler): Add cpp_spec field.
2318 (input_file_compiler): New variable.
2319 (do_spec_1): Allow a particular compiler to handle `%C'
2321 (main): Store the current compiler in input_file_compiler.
2322 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
2324 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
2326 * cpphash.h (struct spec_nodes): Add n_true and n_false.
2327 * cppinit.c (cpp_create_reader): Initialize them.
2328 (append_include_chain): cxx_aware arg might be unused.
2329 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
2330 keywords and give them their phase 7 meaning. Pedwarn about
2331 this unless '__bool_true_false_are_defined' is defined.
2333 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2335 * lcm.c (optimize_mode_switching): Emit mode_set before the
2336 JUMP_INSN of an abnormal edge.
2338 2001-02-07 Bernd Schmidt <bernds@redhat.com>
2340 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
2341 a scheduling barrier at the end.
2343 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
2345 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2347 * config/sh/sh.md (reload_outsf): Removed.
2348 (movsf_ie): Introduce constraints for FPUL loads and stores.
2349 (reload_insf): Broaden the output constraint.
2351 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
2353 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2354 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
2356 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
2358 * final.c: Revert my previous changes.
2359 * output.h: Make profile_label_no extern.
2360 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
2361 for generating label.
2363 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
2365 * config/i386/djgpp.h: Add comments about standard paths.
2366 (MD_EXEC_PREFIX): Undefine before defining.
2367 (MD_STARTFILE_PREFIX): New.
2369 2001-01-30 Bruce Korb <bkorb@gnu.org>
2371 fixinc/fixincl.c(process): Emit error message only if appropriate :)
2372 (load_file): do not rely on load_file_data() to close file pointer
2373 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
2374 fixinc/inclhack.def(irix_limits_const): add test_text
2376 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2378 * cppexp.c (parse_defined): Improve diagnostics for invalid
2381 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2383 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
2385 2001-02-06 Mark Mitchell <mark@codesourcery.com>
2387 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
2388 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
2389 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
2390 (rs6000_output_symbol_ref): New function.
2391 (output_toc): Use VTABLE_NAME_P.
2393 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2395 * print-tree.c (print_node, case PARM_DECL):
2396 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
2398 * stor-layout.c (reference_types_internal): New variable.
2399 (internal_reference_types): New function.
2400 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
2401 * tree.h (internal_reference_types): New declaration.
2403 * cse.c (find_best_addr): Fix typo in computing cost.
2405 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2407 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
2408 and this is the sum of a pointer and a constant, we know the result
2410 (num_sign_bit_copies, case PLUS): Likewise.
2411 * explow.c (convert_memory_address): Remove opposite SUBREG.
2412 * function.c (instantiate_new_reg): New function (from common code).
2413 (instantiate_virtual_regs_1): Call it.
2414 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
2415 if pointers sign- or zero-extend.
2416 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
2417 If pointers extend unsigned, use inside of SUBREG.
2418 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
2420 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
2422 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
2423 subdir of gcc_gxx_include_dir.
2424 (gcc_gxx_target_include_dir): Remove.
2426 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
2428 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
2429 (dwarf2out_frame_debug_expr): Revise introductory comments to add
2430 a high-level description.
2432 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
2434 * final.c: Move the declaration of profile_label_no to ...
2435 * output.h: ... here.
2436 * function.c (expand_function_start): Call PROFILE_HOOK.
2437 * config/rs6000/aix.h: Define PROFILE_HOOK.
2438 * config/rs6000/rs6000-protos.h: output_profile_hook new.
2439 * config/rs6000/rs6000.c (output_profile_hook): Define.
2440 (output_prolog): Do nothing for ABI_AIX as it is taken care by
2441 output_profile_hook.
2442 tm.texi : Explain new macro PROFILE_HOOK.
2444 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
2446 * extend.texi (Extended Asm): Do not say that semicolon is always
2447 a valid line-breaking character for GNU assemblers. Use
2448 newline-tab as the most commonly supported syntax. Use
2449 newline-tab rather than semicolon in multi-insn examples.
2451 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2453 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
2455 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2456 David Edelsohn <edelsohn@gnu.org>
2458 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
2459 code for AIX, even without flag_pic.
2461 2001-02-05 Jakub Jelinek <jakub@redhat.com>
2463 * c-typeck.c (common_type): push and pop binding level around
2464 calling common_type on function parameters.
2466 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
2468 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
2470 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2472 * config/mips/mips.c (override_options): Fix typo in last change.
2473 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
2474 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
2476 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
2478 * invoke.texi (-fdump-class-layout): Document.
2479 (-fdump-translation-unit): Use `=' as filename separator.
2481 2001-02-05 Mark Mitchell <mark@codesourcery.com>
2483 * Makefile.in (s-mlib): Don't build multilibs if
2485 (DRIVER_DEFINES): Adjust accordingly.
2487 (protoize.o): Likewise.
2488 (unprotoize.o): Likewise.
2489 * configure.in: Recognize --enable-multilib.
2491 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2493 * Makefile.in (DRIVER_DEFINES): Fix quoting.
2495 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
2496 * configure.in: Remove --enable-libstdcxx_v3 support.
2497 * configure: Regenerated.
2499 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2501 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
2502 Call abort instead of fatal.
2503 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
2504 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
2505 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
2506 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
2507 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
2508 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
2510 * diagnostic.h (set_internal_error_function): Renamed.
2511 * toplev.h (internal_error): Renamed from fatal.
2512 (pfatal_with_name): Deleted.
2513 (fatal_io_error): Now has printf-style arguments.
2514 * diagnostic.c (pfatal_with_name): Deleted.
2515 (fatal_io_error): Rework to have args in printf-style.
2516 (set_internal_error_function): Renamed from set_fatal_function.
2517 (internal_error): Renamed from fatal.
2518 (error_recursion, fancy_abort): Call internal_error instead of fatal.
2519 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
2520 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
2521 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
2522 * flow.c (verify_flow_info): Likewise.
2523 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
2524 * config/mips/mips.c (save_restore_insns): Likewise.
2526 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
2527 * flow.c (verify_flow_info): Likewise.
2528 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
2529 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
2530 (avr_normalize_condition): Likewise.
2531 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
2532 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
2533 (limit_reload_class, double_reg_to_memory): Likewise.
2534 (print_operand_address, emit_1600_code_shift): Likewise.
2535 (gen_tst_reg, gen_compare_reg): Likewise.
2536 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
2537 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
2539 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
2541 * c-parse.in (methoddef): Call fatal_error instead of fatal.
2542 * objc/objc-act.c (build_ivar_chain): Likewise.
2543 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
2545 * graph.c (clean_graph_dump_file): Likewise.
2546 * profile.c (init_branch_prob): Likewise.
2547 * objc/objc-act.c (objc_init): Likewise.
2549 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
2550 * config/avr/avr.c (avr_override_options): Likewise.
2551 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
2552 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
2553 * config/h8300/h8300.c (h8300_init_once): Likewise.
2554 * config/mips/mips.c (override_options): Likewise.
2555 * config/i386/i386.c (override_options): Likewise, rework.
2556 * config/m68k/m68k.c (override_options): Likewise.
2558 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
2560 * config/mips/mips.c (print_operand): Likewise.
2561 * hash.c (hash_allocate): Don't check for failure returns from
2562 obstack functions that can't fail.
2563 (hash_table_init_n, hash_table_init): Likewise; also now return void.
2564 * hash.h (hash_table_init_n, hash_table_init): Now return void.
2565 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
2566 (get_object_reference): Likewise.
2568 2001-02-04 Nick Clifton <nickc@redhat.com>
2570 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
2571 StrongARM1110, 10TDMI, and 1020T.
2573 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2575 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
2577 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
2579 * config/sh/sh.md (movdf load split): Pass register number to
2580 FP_OR_XD_REGISTER_P.
2582 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2584 * cppinit.c (BC): New macro.
2585 (builtin_array): Add __GXX_WEAK__.
2586 * cpplib.h (builtin_type): Add BT_WEAK.
2587 * cppmacro.c (builtin_macro): Handle BT_WEAK.
2588 * defaults.h (SUPPORTS_ONE_ONLY): Define.
2589 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
2591 2001-02-03 Jakub Jelinek <jakub@redhat.com>
2593 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
2595 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2597 * cpphash.h: Rename _ALIGN POOL_ALIGN.
2598 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2600 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2602 * cpphash.h: Rename ALIGN _ALIGN.
2603 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2605 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
2607 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
2608 compilation environment.
2609 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
2610 control over location of cygwin includes and libs.
2612 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2614 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
2616 2001-02-02 lars brinkhoff <lars@nocrew.org>
2618 * md.texi (Standard Names): remove reference to spur.md.
2620 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2622 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
2623 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
2624 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
2625 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
2626 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
2628 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2630 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
2631 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
2632 number before reload.
2633 (c4x_adjust_cost): Return zero before reload.
2634 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
2635 split before reload.
2637 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2639 * c4x.c (c4x_hard_regno_rename_ok): New.
2640 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
2641 * c4x.h (HARD_REGNO_RENAME_OK): Define.
2643 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2645 * diagnostic.h: Add missing "extern" in all declarations.
2647 2001-02-02 Alex Samuel <samuel@codesourcery.com>
2649 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
2650 as for gcc_gxx_include_dir.
2652 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
2654 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
2656 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2658 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
2659 label before alignment to be used as the braf base address.
2660 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
2662 (casesi_jump_2): Require at least TARGET_SH2.
2664 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
2665 truncation to 32-bit doubles on -m3e and -m4-single-only.
2667 2001-02-02 Mark Mitchell <mark@codesourcery.com>
2669 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
2670 the default when building a shared object.
2671 (init_spec): Use it.
2672 * testsuite/lib/g++.exp: Include the directory where libgcc
2673 is located to the LD_LIBRARY_PATH list.
2674 * invoke.texi (-shared-libgcc): Document the cases in which
2675 GCC defaults to using the shared libgcc.
2677 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2679 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
2680 unsigned is wide enough.
2682 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
2683 (si_to_float): Likewise.
2684 (float_to_si, float_to_usi): Use BITS_PER_SI.
2686 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2688 * dwarf2out.c: Added explanation of abbreviations.
2689 (def_cfa_1): Added comments listing DWARF2 instructions.
2690 (cfa_temp_reg): Removed in favor of cfa_temp.
2691 (cfa_temp_value): Removed in favor of cfa_temp.
2692 (cfa_temp): New global variable.
2693 (dwarf2out_frame_debug_expr): Added extensive introductory
2694 comments explaining the function's transformations. Revised to
2695 use cfa_temp. Added some rtx checking. Generalize IOR case.
2696 (dwarf2out_frame_debug): Revised to use cfa_temp.
2697 (output_aranges): Cast as "unsigned" to avoid warning.
2698 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
2699 explain which instructions must be marked.
2701 2001-02-01 Richard Henderson <rth@redhat.com>
2703 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
2706 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
2708 * config/sh/crt1.asm (main_k): Modified so that start calls
2709 ___setup_argv_and_call_main.
2711 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
2713 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
2714 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
2715 and AVOID_LPASTE is cleared on meeting an unescaped newline.
2716 * cppmacro.c (builtin_macro): Set builtin flags here.
2717 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
2718 (replace_args): Clarify intent.
2719 (cpp_get_token): Macro expansion tokens get the saved flags.
2721 * cppmain.c (scan_buffer): Remove now-redundant print.printed
2724 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2726 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
2729 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2731 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
2732 returns Pmode pseudo, but we need ptr_mode.
2733 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
2734 Remove bogus conversions; use HOST_WIDE_INT for size.
2735 Don't use TARGET if wrong mode.
2737 * config/i386/i386.c (ix86_compute_frame_size): Allow
2738 stack_alignment_needed to be non-default even if size is zero.
2740 2001-01-31 Alan Modra <alan@linuxcare.com.au>
2742 * (hppa_init_pic_save): Emit the pic offset table
2743 reg save after last_parm_insn.
2744 * pa.c (hppa_init_pic_save): New function.
2745 * pa.h (hppa_init_pic_save): Declare.
2746 * pa.md (call, call_value, sibcall, sibcall_value): Use
2747 the above instead of duplicated code.
2749 * pa.c (hppa_encode_label): Correct size of alloca buffer
2750 so we don't overrun it. Correct leading `*' case.
2751 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
2752 need to handle `*@'.
2753 (FUNCTION_NAME_P): Likewise.
2755 2001-01-31 Richard Henderson <rth@redhat.com>
2757 * config.gcc (alpha-osf5): Use float-i128.h.
2759 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
2760 * config/float-i32.h: Likewise.
2761 * config/float-i64.h: Likewise.
2762 * config/float-sh.h: Likewise.
2763 * config/float-sparc.h: Likewise.
2765 2001-01-31 DJ Delorie <dj@redhat.com>
2767 * expmed.c (extract_bit_field): allow non-integral modes if we
2768 want to extract a whole register from itself.
2770 2001-01-31 Jakub Jelinek <jakub@redhat.com>
2772 * c-typeck.c (set_init_index): If first is equal to last, assume as
2773 if it was not a range at all.
2775 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2777 * config/fp-bit.c: Include tm.h.
2778 (float_to_si): Don't assume SImode is 32-bits wide.
2779 (float_to_usi): Likewise.
2781 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
2783 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
2785 (typename): Call pending_xref_error after parsing typed_typespecs.
2786 * c-decl.c (lookup_tag): Give error immediately rather than
2787 leaving it pending if the tag of the wrong type is in the same
2789 (xref_tag): Don't pedwarn for forward declarations of enum types
2791 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
2794 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2796 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
2798 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
2800 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
2801 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
2803 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
2805 * cpphash.h (struct cpp_reader): New saved_flags.
2806 * cppmacro.c (cpp_get_token): Use saved_flags to remember
2807 to avoid a paste after a pasted token.
2809 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2811 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
2812 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
2813 Wtype_MIN instead of LONG_MIN.
2815 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
2817 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
2819 * fixinc/fixincl.x: Regenerated.
2820 * fixinc/inclhack.def (irix_limits_const): New definition to
2821 convert "const" to "__const" in limits.h.
2823 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
2825 * fixinc/genfixes (AG): Fix "autogen4" thinko.
2827 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2829 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
2830 when register dies in the insn.
2832 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
2834 * diagnostic.c (fatal): Fix word wrap.
2836 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
2838 * combine.c (try_combine): Fix SUBREG setting for
2839 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
2841 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2843 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
2846 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
2848 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
2850 * toplev.c (decode_W_option): Update warn_larger_than
2851 unconditionally for each processed switch.
2853 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
2855 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
2857 (hppa_expand_prologue): Delete code to save pic offset table register
2858 in the function prologue.
2859 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
2860 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
2861 table register at the beginning of the function after the prologue.
2863 2001-01-29 lars brinkhoff <lars@nocrew.org>
2865 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
2867 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2868 Jeff Law <law@redhat.com>
2870 * pa.md (return): Revise comment for trivial return.
2871 (return_internal): Non-trivial return pattern for non-PIC code.
2872 (return_internal_pic): Non-trivial return pattern for PIC code.
2873 It uses the PIC register to ensure it is restored after
2875 (epilogue): Generate appropriate return for PIC and non-PIC code.
2877 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
2879 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
2881 2001-01-29 DJ Delorie <dj@redhat.com>
2883 * combine.c (if_then_else_cond): Pass the correct mode to
2884 operand_subword() for constants.
2886 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
2888 * config/i386/cygwin.h: Add w32api to include search. Search different
2889 directories in a cross-build environment.
2891 2001-11-29 Tim Josling <tej@melbpc.org.au>
2893 * tree.h (TYPE_STUB_DECL): Add documentation.
2895 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
2897 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
2898 (sdbout_field_types): Likwise. Fix use of host_integerp.
2900 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
2902 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
2905 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
2907 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
2908 to use flag_gnu_linker.
2910 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
2912 * cpplib.c (T_BAD_DIRECTIVE): Remove.
2913 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
2915 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
2917 * tree.c, tree.h (build_parse_node): Remove; was identical to
2919 * c-lang.c (start_cdtor), objc/objc-act.c
2920 (build_module_descriptor): Use build_nt instead of
2923 2001-01-29 Jakub Jelinek <jakub@redhat.com>
2925 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
2926 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
2927 not have any upper bits set.
2929 2001-01-29 Phil Edwards <pme@sources.redhat.com>
2931 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
2933 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2935 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
2937 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
2939 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
2940 (integer_minus_one_node): Define.
2942 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
2944 * Makefile.in (bootstrap2-lean): Fix typo.
2946 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
2948 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
2949 : Don't set fe_value.
2950 * cpplib.h (AVOID_LPASTE): New flag.
2951 (struct cpp_hashnode): Remove fe_value.
2952 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
2953 * cppmacro.c (builtin_macro): Don't set flags here.
2954 (replace_args): Set AVOID_LPASTE flag on first token of an
2955 argument, and the token following it.
2956 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
2957 macro expansion, and on the token following it. Do it for
2959 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
2961 2001-01-27 Richard Henderson <rth@redhat.com>
2963 * config/alpha/t-ieee: Remove multilibbing.
2964 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2966 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2968 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
2970 * Makefile.in: Remove all dependencies on defaults.h.
2971 * builtins.c: Don't include defaults.h.
2972 * c-common.c: Likewise.
2973 * c-decl.c: Likewise.
2974 * c-pragma.c: Likewise.
2975 * c-typeck.c: Likewise.
2976 * combine.c: Likewise.
2978 * frame-ia64.c: Likewise.
2979 * cppexp.c: Likewise.
2980 * crtstuff.c: Likewise.
2981 * dbxout.c: Likewise.
2982 * dwarf2out.c: Likewise.
2983 * dwarfout.c: Likewise.
2984 * emit-rtl.c: Likewise.
2985 * except.c: Likewise.
2987 * final.c: Likewise.
2988 * frame-dwarf2.c: Likewise.
2989 * libgcc2.c: Likewise.
2990 * optabs.c: Likewise.
2991 * profile.c: Likewise.
2992 * sdbout.c: Likewise.
2993 * toplev.c: Likewise.
2994 * tradcif.y: Likewise.
2996 * varasm.c: Likewise.
2998 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3000 * builtins.c (expand_builtin_fputs): Use size_one_node when
3001 transforming into fwrite.
3003 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3005 * extend.texi (Attribute Syntax): New section.
3007 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3009 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3010 they didn't need fixing.
3012 2001-01-27 Janis Johnson <janis@us.ibm.com>
3014 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3016 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3017 to remove macro definitions that are duplicated from elfos.h.
3019 2001-01-27 Richard Henderson <rth@redhat.com>
3021 * config/i386/sco5gas.h: Move ...
3022 * config/usegas.h: ... here.
3023 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3025 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3027 * c-typeck.c (struct constructor_stack): Add range_stack member.
3028 (really_start_incremental_init): Clear it.
3029 (push_init_level): Save constructor_range_stack and clear it if
3030 pushing explicit braces.
3031 (pop_init_level): abort if constructor_range_stack is non-zero at
3032 explicit closing brace. Restore saved constructor_range_stack if
3035 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3037 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3038 into register was forced into memory.
3040 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3042 * Makefile.in: Remove uses of + before $(MAKE).
3044 2001-01-26 Richard Henderson <rth@redhat.com>
3046 * stmt.c (cost_table): Remove.
3047 (COST_TABLE, cost_table_initialized): New.
3048 (estimate_case_costs): Use the later instead of the former.
3049 (balance_case_nodes): Likewise.
3051 2001-01-26 Richard Henderson <rth@redhat.com>
3053 * alias.c (objects_must_conflict_p): Read-only slots may not
3054 conflict despite having the same type.
3056 2001-01-27 Michael Hayes <mhayes@redhat.com>
3058 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3060 (check_ext_dependant_givs): Initialise u_start_val and
3062 (load_mems): Make last_max_reg unsigned.
3063 (try_swap_copy_prop): Use INSN_P and initialise set.
3065 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3067 * README.AVR : Removed.
3069 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3071 * pa-64.h (text_section): Remove declaration.
3073 * pa.md (return_internal): Remove mode on PIC register use.
3075 2001-01-25 lars brinkhoff <lars@nocrew.org>
3077 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3078 ASM_CLOSE_PAREN): fix typos.
3080 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3082 * acconfig.h: Define `const' to the empty string if neither
3083 __STDC__ nor __cplusplus is defined.
3084 * config.in: Regenerated.
3086 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3088 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3089 * collect2.c (main): Delete importf. Add ".obj" file extension.
3090 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3091 (aix_std_libs): Add additional AIX libraries to skip.
3092 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3093 * config/rs6000/aix51.h: New file.
3095 2001-01-25 Michael Hayes <mhayes@redhat.com>
3097 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3098 (loop_insn_emit_before): No longer static.
3099 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3100 (loop_givs_rescan, load_mems): Likewise.
3101 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3102 (maybe_eliminate_biv_1):
3103 (move_movables): Replace emit_call_insn_before with
3104 loop_call_insn_hoist.
3105 * loop.h (loop_insn_emit_before): Add.
3106 * unroll.c (copy_loop_body): Replace emit_insn_before with
3107 loop_insn_emit_before.
3109 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3111 * diagnostic.c (fatal): Request preprocessed source.
3113 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3115 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3116 olddecl has argument types and newdecl has none, use the argument
3119 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3121 * dwarf2out.c (prefix_of): New function. Determine longest common
3122 prefix of the two arguments. The units are whole path components.
3123 (output_file_names): When adding a new directory find the one entry
3124 with the longest common prefix already in the list. Artificially
3125 generate entry if there is none for this prefix.
3126 Fix test to check whether the zeroth directory entry is used.
3128 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3130 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3131 Changed all callers. Take it into account when deciding if a
3132 previously loaded value matches.
3134 2001-01-24 Richard Henderson <rth@redhat.com>
3136 * reload.c (find_reloads_subreg_address): Fail the substitution
3137 if the resulting address is insufficiently aligned.
3139 2001-01-24 DJ Delorie <dj@redhat.com>
3141 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
3142 check the original operand's mode also.
3143 * simplify-rtx.c (simplify_ternary_operation): Ditto.
3145 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3147 * c-parse.in (cast_expr): Move compound literals from here ...
3148 (primary): ... to here. Use standard terminology "compound
3149 literal" instead of "constructor expression".
3151 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3153 * gcc.1, cpp.1: Regenerate.
3155 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
3157 * calls.c (emit_library_call_value_1): Memory slot for
3158 pass-by-reference argument should have the mode of the argument,
3159 not of the pointer to it.
3161 2001-01-24 Tom Tromey <tromey@redhat.com>
3163 * gcc.texi (G++ and GCC): Mention gcj manual.
3164 (Standards): Link to section of manual mentioning gcj/Java
3167 2001-01-24 Jakub Jelinek <jakub@redhat.com>
3169 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
3170 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
3171 * tradcpp.c (main): Add -imacros or -include'd dependencies
3173 * cpp.texi (-M, -MM): Document -M -include behaviour.
3175 2001-01-24 Roger Collins <roger@ProProject.com>
3177 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
3179 2001-01-24 Will Cohen <wcohen@redhat.com>
3181 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
3182 whether registers are 32 bits or 64 bits in size.
3184 2001-01-24 Ben Elliston <bje@redhat.com>
3186 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
3188 2001-01-24 Richard Henderson <rth@redhat.com>
3190 * config/alpha/alpha.md (builtin_longjmp_internal): New.
3191 (builtin_longjmp): Use it instead of emit_indirect_jump.
3193 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
3195 * bb-reorder.c (make_reorder_chain_1): Handle case where
3196 jump edge goes to the same block as the fallthru edge.
3198 2001-01-23 Jim Wilson <wilson@redhat.com>
3200 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
3201 * frame.h (__ia64_personality_v1): Add prototype.
3202 * libgcc2.c (ia64_throw_helper): Change personality declaration to
3203 prototype form. Add void * cast to first argument to personality
3205 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
3206 (asctoe113): Likewise.
3207 * config/ia64/frame-ia64.c: Include eh-common.h.
3208 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
3210 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
3212 (itanium_split_issue): Add prototype.
3213 (gen_nop_type): Ifdef out.
3214 (find_best_packet): Initialize best_packet.
3215 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
3217 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
3218 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
3219 (flushrs): Add explicit stop bit at end.
3220 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
3223 2001-01-23 Chris Demetriou <cgd@broadcom.com>
3225 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
3227 * libgcc2.c (__terminate_func): Make variable static.
3228 (__terminate_set_func): New function to set __terminate_func.
3229 * libgcc2.h (__terminate_func_ptr): New typedef.
3230 (__terminate_set_func): New function.
3232 2001-01-23 Richard Henderson <rth@redhat.com>
3234 * flow.c (init_propagate_block_info): Don't consider unchanging
3235 memories for dead frame store elimination.
3237 2001-01-23 Richard Henderson <rth@redhat.com>
3239 * varasm.c (UNIQUE_SECTION): Move default implementation ...
3240 * defaults.h: ... here.
3242 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3244 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
3246 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
3248 * c-lex.c (lex_charconst): Fix typo: s/p/str.
3250 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3252 * rs6000.h (rs6000_return_addr): Move prototype from here...
3253 * rs6000-protos.h (rs6000_return_addr): ...to here.
3254 (rs6000_init_expanders): Delete prototype.
3256 2001-01-23 Nick Clifton <nickc@redhat.com>
3258 * invoke.texi: Replace , with \, inside @gccoptlist macros.
3259 (Spec Files): Document %B and %j and %. and %v3 and %M and
3260 %{S*&T} spec switches.
3262 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3264 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
3266 2001-01-23 Chris Demetriou <cgd@sibyte.com>
3267 Neil Booth <neil@daikokuya.demon.co.uk>
3269 * cpperror.c: Merge handlers of PEDWARN and WARNING.
3270 Have -Werror make pedantic warnings errors, like the
3273 2001-01-23 Phil Edwards <pme@sources.redhat.com>
3275 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
3277 2001-01-23 Jakub Jelinek <jakub@redhat.com>
3279 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
3280 * integrate.c (expand_inline_function): Initialize them.
3281 (subst_constants): If changing COMPARE so that both its arguments
3282 will be VOIDmode and the comparison mode will be lost, note
3283 compare_mode. Use the recorded compare_mode to optimize
3286 2001-01-23 Jason Merrill <jason@redhat.com>
3288 * dwarf2out.c (new_die): Use xcalloc.
3289 (output_die): Abort rather than emit a local reference to offset 0.
3291 2001-01-17 Andrew Haley <aph@redhat.com>
3293 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
3294 of a saved register; return NULL instead.
3295 (copy_reg): Take a pointer to a source register rather than a
3297 (next_stack_level): Remember the address in the stack frame of all
3299 Use the saved register pointer array as the source of the CFA.
3300 (throw_helper): Rewrite. Unwind once rather than twice and keep
3301 track of saved registers as we go.
3303 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3305 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
3306 * c4x.c (c4x_legitimize_reload_address): Remove.
3307 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
3308 reload address for ldp(k) insn.
3310 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
3312 * pa.md (return_internal): Add a USE of the PIC register to ensure
3313 it is restored after each call.
3314 (return expander): Corresponding changes.
3316 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3318 * rs6000.h (INIT_EXPANDERS): Delete.
3319 (RETURN_ADDR_RTX): Call rs6000_return_addr().
3320 * rs6000.c (rs6000_override_options): Call *_machine_status from
3322 (rs6000_init_expanders): ...instead of here. Delete.
3323 (rs6000_mark_machine_status): New function.
3324 (rs6000_init_machine_status): Use xcalloc.
3325 (rs6000_return_addr): Generate RTX for the return address.
3326 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
3327 (rs6000_stack_info): Use it.
3329 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
3331 * gthr-win32.h: Include errno.h to get a declaration for
3332 EINVAL and _mingw.h if the target is mingw32.
3334 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
3336 * cpp.texi: Correct typos.
3338 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3340 * explow.c (probe_stack_range): Ensure value passed to
3341 stack_check_libfunc is ptr_mode, not Pmode.
3343 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
3345 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
3346 case, don't use operand_subword to calculate a SUBREG that is
3349 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
3351 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3353 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
3354 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
3355 valid. If not replace it by equivalent insns.
3357 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3359 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
3360 contains SYMBOL_REF, LABEL_REF and CONST_INT.
3361 (c4x_U_constraint, symbolic_address_operand): Likewise.
3362 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
3364 (c4x_r11_set_p, c4x_check_laj_p): New functions.
3365 * c4x-protos.h (c4x_check_laj_p): Add prototype.
3366 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
3367 anulling slot because of silicon bug.
3368 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
3370 2001-01-22 Alan Modra <alan@linuxcare.com.au>
3372 * cppexp.c (parse_charconst): Change `mask' type to agree
3375 2001-01-21 Richard Henderson <rth@redhat.com>
3377 * config/i386/i386.c (ix86_asm_file_end): Disable putting
3378 pic_label_name in a linkonce section.
3380 2001-01-17 Philipp Thomas <pthomas@suse.de>
3382 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
3384 * configure: Regenerate.
3386 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
3388 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
3389 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
3391 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
3393 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
3394 If REVERSE nonzero then condition code in X must be reversed.
3395 (encode_section_info): Optimise if/else.
3396 (avr_function_value): Fix formatting.
3398 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
3399 (difficult_branch): Likewise.
3400 (rvbranch): Likewise.
3401 (difficult_rvbranch): Likewise.
3403 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
3405 * config/avr/libgcc.S: Fix comment.
3407 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3409 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
3411 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3413 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
3415 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3417 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
3418 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
3419 * configure, config.in: Regenerate.
3420 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
3421 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
3422 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
3423 (doprint.o): New rule.
3425 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
3427 * c-typeck.c (digest_init): Handle boolean types as scalars.
3429 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3431 * stmt.c (expand_return): Don't return anything if size is zero.
3432 Delete redundant assignment to BYTES.
3433 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
3435 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
3437 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
3438 the same as the default library function names.
3439 * config/avr/avr.md: Document special characters after '%'.
3440 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
3441 knowing which of the call-used registers are really clobbered.
3442 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
3443 New. Both quotient and remainder from one libgcc.S call.
3444 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
3445 clobber as few registers as possible.
3446 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
3448 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
3450 * cppmacro.c (funlike_invocation_p): Don't move back up to the
3451 context of the top of the stack.
3453 2001-01-20 Jakub Jelinek <jakub@redhat.com>
3455 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
3456 (fixup_var_refs_insns): ...here.
3458 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
3460 * function.c (fixup_var_refs_insns): Break up into
3461 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
3462 [loop over entire insn list], and fixup_var_refs_insns_with_hash
3463 [loop over hash table entries].
3464 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
3465 fixup_var_refs_insns_with_hash, to match above changes.
3467 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
3469 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
3470 (libgcc.a): Likewise.
3471 (stmp-multilib): Likewise.
3472 (STAGE2_FLAGS_TO_PASS): Likewise.
3474 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3476 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
3477 temporary if no_new_pseudos.
3479 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
3481 * cppinternals.texi: Update.
3483 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
3485 * arm.c (arm_init_builtins): Re-enable builtins.
3487 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3489 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
3490 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
3491 element to be null, and always expect an EXPR_LIST.
3492 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
3493 * sched-deps.c (sched_analyze_1): Likewise.
3494 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3496 * regclass.c (max_set_parallel): New variable.
3497 (reg_scan): Take it into account in computation of max_parallel.
3498 (reg_scan_mark_refs, case SET): Compute it.
3500 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
3502 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
3503 * function.c (assign_parms): Use INTVAL for a CONST_INT.
3505 2001-01-19 Jason Merrill <jason@redhat.com>
3507 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
3508 for the abstract instance of an inline function.
3510 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
3511 J"orn Rennecke <amylaar@redhat.com>
3513 * reload1.c (move2add_note_store): Treat all registers directly or
3514 indirectly derived from a base register as members of the same set
3516 (reload_cse_move2add): Adjust accordingly. Take mode and offset
3517 of base register into account.
3519 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
3521 * alias.c (find_base_value): Recognize TRUNCATE.
3522 (record_set): In PLUS case, invalidate if other summand is also a
3525 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3527 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
3528 entry to be EXPR_LIST.
3529 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
3530 be an EXPR_LIST (but not null, which other code doesn't allow).
3531 (note_stores): Properly handle PARALLEL in SET.
3532 Recursively call for top-level PARALLEL.
3533 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
3534 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3536 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
3538 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
3540 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
3541 not pfile->skipping (== 0).
3543 2001-01-17 Nick Clifton <nickc@redhat.com>
3545 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
3548 2001-01-17 Jim Wilson <wilson@redhat.com>
3550 * invoke.texi (IA-64 options): Improve.
3552 2001-01-17 Tom Tromey <tromey@redhat.com>
3554 * invoke.texi (Optimize Options): Use `{}' to around @samp
3557 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
3559 * invoke.texi (-fno-guess-branch-probability): New option.
3561 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3563 * combine.c (try_combine): Don't set i3_subst_into_i2 for
3564 case of making new double-word constant.
3565 Revert last change: instead just test i3_subst_into_i2.
3567 2001-01-17 Jakub Jelinek <jakub@redhat.com>
3569 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
3570 Use q constraints instead of r.
3572 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
3574 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
3575 (machine_function): Define.
3576 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
3577 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
3578 pa_free_machine_status): New functions.
3579 (override_options): Set {init,mark,free}_machine_status to above.
3580 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3581 PIC_OFFSET_TABLE_REGNUM_SAVED.
3582 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3583 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
3584 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
3585 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
3586 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3588 2001-01-15 DJ Delorie <dj@redhat.com>
3590 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
3594 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3596 * flow.c (propagate_on_insn): Make trying to delete a prologue
3597 or epilogue insn an ICE, not a warning. Allow doing this if
3598 the current function returns with stack pointer depressed.
3600 * combine.c (try_combine): If i3_subst_into_i2, properly check for
3601 I3 having more than one SET.
3603 2001-01-16 Jim Wilson <wilson@redhat.com>
3605 * invoke.texi: Document IA-64 options.
3607 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
3608 (fixup_errata): Delete TARGET_A_STEP use.
3609 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
3610 (TARGET_SWITCHES): Delete -ma-step option.
3611 * config/ia64/ia64.md (all FP patterns): Delete %B0.
3612 (movqicc_astep, movqi_internal_astep, movhicc_astep,
3613 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
3614 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
3615 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
3616 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
3618 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3619 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
3620 cmovsi_internal): Delete ! TARGET_A_STEP check.
3622 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3624 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
3625 possibility to report bugs via postal mail. Change a URL and
3626 merge in a nearly duplicate statement...
3627 (Bug Reporting): ...from here.
3628 (Service): Refer to the Bug Reporting section instead of
3630 (Contributing): Remove trivial explanations concerning snapshots.
3632 2001-01-16 Alan Modra <alan@linuxcare.com.au>
3634 * cppmain.c (general_init): Don't use ANSI prototype.
3636 2001-01-16 Tom Tromey <tromey@redhat.com>
3638 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
3640 2001-01-16 Richard Henderson <rth@redhat.com>
3642 * config/i386/i386.h: Fix comment typo.
3643 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
3644 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
3646 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3648 * gcc.c: Revert previous -fsyntax-only-related change; move
3651 2001-01-16 Jakub Jelinek <jakub@redhat.com>
3653 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
3654 inmode after checking GET_CODE (op).
3656 2001-01-16 Richard Henderson <rth@redhat.com>
3658 * flow.c (struct propagate_block_info): Add mem_set_list_len.
3659 (MAX_MEM_SET_LIST_LEN): New.
3660 (propagate_one_insn): Update mem_set_list_len.
3661 (invalidate_mems_from_autoinc): Likewise.
3662 (invalidate_mems_from_set): Likewise.
3663 (mark_used_regs): Likewise.
3664 (init_propagate_block_info): Likewise. Stop collecting memories
3665 when we reach MAX_MEM_SET_LIST_LEN.
3666 (mark_set_1): Likewise.
3668 2001-01-16 Richard Henderson <rth@redhat.com>
3670 * unroll.c (precondition_loop_p): Fail if no iteration
3673 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3675 * gcc.c: When -fsyntax-only is given, do not complain about
3678 2001-01-15 Richard Henderson <rth@redhat.com>
3680 * config/i386/i386.c (asm_output_function_prefix): Remove.
3681 (ix86_asm_file_end): New.
3682 (load_pic_register): Generate pic_label_name into a
3683 staticly allocated buffer.
3684 * config/i386/i386-protos.h: Update.
3685 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
3686 (ASM_FILE_END): New.
3687 * config/i386/i386afe.h: New file.
3688 * config.gcc (i?86-*-elf) [tm_file]: Use it.
3689 (i?86-*-{freebsd,linux*,moss*}): Likewise.
3690 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
3691 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
3692 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
3693 * config/i386/sco5.h (ASM_FILE_END): Likewise.
3694 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
3696 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
3698 * Makefile.in (install-man): Remove explicit dependency on
3701 * configure.in, configure: Revert previous patch requiring perl
3704 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
3706 * toplev.c (flag_guess_branch_prob): New.
3707 (f_options): Add guess-branch-probability option.
3708 (rest_of_decl_compilation): Only estimate branch probability if
3710 (main): set flag_guess_branch_prob.
3712 * flags.h (flag_guess_branch_prob): New.
3714 2001-01-15 DJ Delorie <dj@redhat.com>
3716 * gcc.texi (Makefile): Add documentation for Makefile targets.
3718 2001-01-15 Philip Blundell <philb@gnu.org>
3720 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
3722 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
3723 (is_pic): Delete declaration.
3724 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
3725 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
3726 * config/arm/arm.md (builtin_setjmp_receiver): New.
3728 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3730 * arm.c (use_return_insn): Don't try to determine the function type
3731 until after reload has completed.
3732 (arm_output_epilogue): Don't adjust the sp value recovered from the
3734 (emit_multi_reg_push): Don't record dwarf information for the pc.
3735 * arm.md (eh_epilogue): The function type may have changed, so it
3736 needs to be recalculated.
3737 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
3738 unwind tables on arm/netbsd.
3740 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3742 * arm.md (cbranchsi4): Correct calculation of branch ranges.
3743 (negated_cbranchsi4): Likewise.
3745 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3747 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
3748 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
3749 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
3750 pass -mapcs-* options to assembler.
3751 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
3752 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
3753 (ASM_SPEC): Call subtarget_extra_asm_spec.
3755 2001-01-15 Andreas Jaeger <aj@suse.de>
3757 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
3759 (ix86_expand_builtin): Likewise.
3761 * gencodes.c (output_predicate_decls): Make i size_t to avoid
3762 warning about comparison between signed and unsigned.
3764 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
3766 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
3768 2001-01-14 Ralf Baechle <ralf@gnu.org>
3770 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
3771 SUBTARGET_CPP_SPEC apropriatly.
3773 2001-01-12 Mark Mitchell <mark@codesourcery.com>
3775 * varasm.c (make_decl_rtl): Fix typo in last change.
3777 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
3779 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
3780 linker supports the init_priority C++ attribute.
3781 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
3782 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
3783 linker does not support init_priority C++ attribute.
3785 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
3787 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
3789 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
3791 * c-parse.in (finish_parse): Add comment about cpp_destroy.
3792 * cp/lex.c (finish_parse): Similarly.
3793 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
3794 Return the number of errors encountered.
3795 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
3796 * cppmain.c (main): Don't call cpp_destroy.
3798 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
3800 * configure.in: Require at least perl 5.6.0 to regenerate
3802 * configure: Regenerate.
3804 2001-01-14 Richard Henderson <rth@redhat.com>
3806 * genrecog.c (DT_veclen_ge): New.
3807 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
3808 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
3809 (nodes_identical_1): Handle DT_veclen_ge.
3810 (write_cond, debug_decision_2): Likewise.
3812 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
3814 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
3816 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
3818 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
3820 * cppmain.c (do_preprocessing): New function; most of the old
3822 (main): Call it to do most of the work.
3823 (cb): Move from global scope to set_callbacks ().
3824 (setup_callbacks): Get the callback pointer.
3825 (general_init, printer_init): Clean up code and comments.
3827 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
3829 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
3832 2001-01-14 Kazu Hirata <kazu@hxi.com>
3834 * config/h8300/h8300.c (get_shift_alg): Update comments.
3836 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3838 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
3839 (alloc_page, ggc_alloc): Add casts to remove warnings.
3841 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
3843 * combine.c (simplify_comparison): Don't change `code' when
3844 can't reverse comparison.
3846 2001-01-14 Richard Henderson <rth@redhat.com>
3848 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
3849 update all call sites. Return true for all non-label constants.
3851 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
3853 * i386.c (ix86_expand_compare): Add bypass_test and second_test
3855 (ix86_expand_branch): Update.
3856 (ix86_expand_setcc): Update to handle multiple test conditions.
3857 (expand_int_movcc): Likewise.
3858 (expand_fp_movcc): Likewise.
3859 * i386-protos.h (ix86_expand_compare): New.
3860 * i386.md (andqi_?_slp, orqi_?_slp): New.
3861 (conditional trap expander): Update call to ix86_expand_compare.
3863 2001-01-14 Richard Henderson <rth@redhat.com>
3865 * config/vax/vax.md: Use nonimmediate_operand instead of
3866 general_operand in destinations.
3868 * config/vax/vax.md (indirect_jump): Use register_operand.
3870 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
3871 * config/vax/vax.md (call_pop): Turn into an expander.
3872 (call_value_pop): Likewise.
3873 (call, call_value): New.
3875 2001-01-14 Andreas Jaeger <aj@suse.de>
3877 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
3879 (ix86_fp_compare_mode): Add unused attribute.
3880 (ix86_expand_fp_movcc): Remove unused variable.
3881 (ix86_expand_builtin): Make fcode unsigned.
3883 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
3884 (expand_expr): Add cast to avoid signed warning.
3885 (store_field): Likewise.
3886 (store_constructor_field): Likewise.
3887 (store_constructor): Likewise.
3888 (store_expr): Likewise.
3889 (clear_storage): Likewise.
3890 (emit_group_store): Likewise.
3891 (emit_group_load): Likewise.
3893 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3895 * c-common.c: Move format checking code to ...
3896 * c-format.c: ... here. New file. Reorder some functions and
3898 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
3900 * c-common.h (decl_handle_format_attribute,
3901 decl_handle_format_arg_attribute): Declare.
3902 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
3903 (c-common.o): Adjust dependencies.
3904 (c-format.o): New list of dependencies.
3906 2001-01-13 Jakub Jelinek <jakub@redhat.com>
3908 * unroll.c (loop_iterations): If we cannot prove iteration variable
3909 is set once in each iteration, punt.
3911 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
3913 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
3914 (*strlenhi): Remove clobber (which was buggy) of output address.
3916 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3918 * Makefile.in (generated-manpages): Add gcc.1
3919 ($(srcdir)/gcc.1): New target.
3920 (maintainer-clean): Delete $(srcdir)/gcc.1.
3921 * gcc.texi: Add macros @gccoptlist and @gol.
3922 * invoke.texi: Include option summary in manpage. Mark up option
3923 summary with @gccoptlist and @gol. Use @r in one place where
3925 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
3926 * gcc.1: Generate from invoke.texi.
3928 2001-01-13 Richard Henderson <rth@redhat.com>
3930 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
3931 (struct page_entry): Add group member.
3932 (struct page_group): New.
3933 (struct globals): Add page_groups member.
3934 (alloc_anon): Only define for using mmap; remove valloc call.
3935 (page_group_index): New.
3936 (set_page_group_in_use): New.
3937 (clear_page_group_in_use): New.
3938 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
3939 (free_page, release_pages): Likewise.
3940 * configure.in (with-gc): Default to ggc-page always.
3942 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3944 * reload1.c (replace_pseudos_in_call_usage): Use
3945 reg_equiv_constant and reg_equiv_address, and don't try
3946 regno_reg_rtx first.
3948 2001-01-13 Richard Henderson <rth@redhat.com>
3950 * ggc-page.c (alloc_page): Round up allocation size to one page.
3951 Set e->order on extra pages.
3953 2001-01-13 Richard Henderson <rth@redhat.com>
3955 * genrecog.c (nodes_identical): Expand commentary.
3956 (write_switch): Watch out for identical nodes.
3958 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3960 * cppfiles.c (_cpp_fake_include): New function.
3961 * cpphash.h (_cpp_fake_include): New.
3962 * cpplib.c (do_line): Call _cpp_fake_include when entering
3963 header files in preprocessed input.
3964 * cppmain.c (cb_pragma_implementation): Remove handling.
3965 (setup_callbacks): Don't register pragmas.
3967 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3969 * extend.texi: Udate for CPP.
3971 2001-01-13 Andreas Jaeger <aj@suse.de>
3973 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
3975 * regmove.c: Add prototype for replace_in_call_usage.
3977 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3979 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
3980 struct cpp_chunk, struct htab, struct toklist,
3981 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
3982 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
3983 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
3984 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
3985 (struct macro_args): Delete.
3986 * cpphash.h: See above.
3988 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3990 * cppmain.c (struct printer): Remove no_line_dirs.
3992 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
3993 : Use options rather than CPP_OPTION.
3994 (setup_callbacks): Use cb rather than pfile->cb.
3995 (main): No need to check for a buffer. Use cpp_errors.
3996 (printer_init): Don't set no_line_dirs.
3997 (maybe_print_line): Use options not no_line_dirs.
3998 (cb_file_change): Don't call print_line if -P.
4000 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4002 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4004 * c-parse.in (finish_parse): Use cpp_errors.
4005 (__yylex): Use return value of cpp_pop_buffer.
4006 * cp/lex.c (finish_parse): Use cpp_errors.
4007 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4009 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4011 * README.AVR: URLs corrected.
4013 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4015 * c-decl.c (start_function): Don't warn if old prototype is builtin
4016 that's not in C's namespace.
4017 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4018 (_bb): Add prototype for ctime.
4019 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4021 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4023 * i386.c (ix86_fp_comparison_arithmetics_cost,
4024 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4025 ix86_fp_comparison_cost): New functions.
4026 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4027 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4028 two-branch sequences; make static.
4029 (ix86_use_fcomi_compare): Do decision according to the costs.
4030 (split_fp_branch): New.
4031 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4032 * i386-protos.h (ix86_expand_fp_compare): Remove
4033 (ix86_split_fp_branch): Declare.
4035 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4036 and ix86_comparison_operator.
4038 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4041 * i386.c (put_condition_code): Output properly the unordered/ordered
4042 compares in fp case.
4043 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4045 * tm.texi (REVERSE_CONDITION): Document.
4046 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4047 in -ffast-math mode.
4048 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4050 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4052 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4054 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4057 * config/sh/sh.c (mova_p): Fix test for mova_const.
4059 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4061 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4062 cpp_get_options rather than dereferencing pfile and using
4064 * scan-decls.c (scan_decls): Use return value of
4065 cpp_pop_buffer rather than CPP_BUFFER.
4067 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4069 * cppinit.c (cpp_handle_option): help_only is now part of the
4070 cpp_options structure.
4071 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4072 cpp_set_callbacks): New functions.
4073 * cpplib.h (cpp_callbacks): Break out as a named structure.
4074 (cpp_options): Move help_only here from cpp_reader.
4075 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4076 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4077 cpp_set_callbacks): New prototypes.
4078 * cppmain.c (main): Update for help_only.
4080 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4082 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4083 Also build and remove and install and uninstall c-tree.info and
4085 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4086 ($(srcdir)/cppinternals.info): New target.
4087 * c-tree.texi: Change file name used when makeinfo used without -o
4088 from ir.info to c-tree.info. Add info directory entry.
4089 * cppinternals.texi: Add info directory entry.
4090 * .cvsignore: Update.
4092 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4094 * c-typeck.c (store_init_value): Don't require constant initializer
4095 elements with -pedantic -std=c99.
4096 (digest_init): Change error about non-constant initializer elements
4098 (constructor_range_end): Remove.
4099 (constructor_incremental, designator_depth,
4100 designator_errorneous): New variables.
4101 (struct constructor_stack): Remove range_end, add incremental.
4102 (struct constructor_range_stack, constructor_range_stack): New.
4103 (struct initializer_stack): Add constructor_range_stack.
4104 (finish_init): Set it.
4105 (start_init): Likewise. require_constant_elements for non-static
4106 trees only if not flag_isoc99.
4107 (really_start_incremental_init): Remove constructor_range_end, add
4108 constructor_incremental.
4109 (pop_init_level): Likewise.
4110 (push_init_level): Likewise. If implicit and the subobject had some
4111 value set already, preinitialize the level with it.
4112 Warn about missing braces only if not pushing due to designators.
4113 (set_designator, push_range_stack): New functions.
4114 (set_init_label): Use them.
4115 (set_init_index): Likewise. Remove constructor_range_end.
4116 Error if designator index is outside of array bounds.
4117 (add_pending_init): Compare values of purpose index trees, not the
4118 trees themselves. Allow overwriting of already initialized element.
4119 Issue a warning if it had side-effects.
4120 (set_nonincremental_init, set_nonincremental_init_from_string): New
4122 (pending_init_member): Rename to...
4123 (find_init_member): ...this function. Call set_nonincremental_init
4124 if necessary. Compare values of purpose index trees, not the trees
4125 themselves. Return the actual value, not just non-zero if something
4127 (output_init_element): Remove checks for duplicates.
4128 If field has zero size, only check the initializer for correctness.
4129 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4130 if constructor_incremental is zero. Change error about initializers
4131 not computable at load time into pedwarn.
4132 (output_pending_init_elements): Compare bit positions, not
4133 FIELD_DECLs to take into account zero-sized fields.
4134 (process_init_element): Use constructor_range_stack to fill all
4135 ranges in the designator lists from current level up.
4136 * extend.texi: Update documentation for labeled elements.
4138 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
4140 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
4141 to function usage for arguments passed by reference. Optimize
4142 callee-copied arguments.
4143 * regmove.c (replace_in_call_usage): New function.
4144 (fixup_match_1): Call it.
4145 * cse.c (cse_insn): Canonicalize registers in function usage.
4146 * reload1.c (replace_pseudos_in_call_usage): New function.
4149 * Makefile.in: Reverted yesterday's wrong patch. Installed the
4152 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4154 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
4157 2001-01-12 DJ Delorie <dj@redhat.com>
4159 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
4160 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
4163 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4165 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
4166 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
4167 -std options alongside references to -ansi. Update some
4168 documentation for C99.
4169 * cpp.1: Regenerate.
4171 2001-01-12 Andreas Jaeger <aj@suse.de>
4173 * haifa-sched.c (restore_line_notes): Remove argument block B
4175 * sched-ebb.c (schedule_ebb): Change caller.
4176 * sched-rgn.c (schedule_region): Likewise.
4177 * sched-int.h (restore_line_notes): Adjust prototype.
4179 * loop.h: Remove wrong declaration of doloop_condition_get.
4181 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4183 * extend.texi: Move C++-extension-related node from the C section
4184 into the C++ section.
4186 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4188 * extend.texi: Refer to an array of pointers to functions instead
4189 of one of functions.
4191 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
4192 Jan Hubicka <jh@suse.cz>
4194 * combine.c (reversed_comparison): Fix typo in last patch.
4196 (combine_reversed_comparison_code): Make static to follow
4197 prototype declaration.
4199 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4201 * install.texi: Remove misplaced duplicate entry.
4203 2001-01-11 Ulrich Drepper <drepper@redhat.com>
4205 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
4207 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
4209 * final.c: (leaf_function_p): Fix typo.
4211 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
4213 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
4214 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
4216 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
4217 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
4218 mmap_anon, and valloc is available.
4219 * ggc-page.c: Restructure ifdef logic to match new autoconf
4220 spec. Don't throw away the test page in init_ggc.
4222 * configure, config.in: Regenerate.
4224 2001-01-12 Michael Hayes <mhayes@redhat.com>
4226 * loop.h (total_biv_increment): Constify iv_class pointer.
4227 (struct induction): Replace `mem_mode' with `mem' rtx.
4228 * unroll.c (total_biv_increment): Constify iv_class pointer.
4229 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
4230 (find_mem_givs, combine_givs_p): Likewise.
4231 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
4233 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
4235 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
4237 (__gthread_getspecific): Ditto.
4239 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
4241 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
4242 put_condition_code): Convert fp comparison codes to integer
4244 (ix86_expand_fp_compare): Postnote the fp comparison code converison
4247 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
4248 * i386-protos.h (no_comparison_operator): Kill.
4250 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
4252 * combine.c (REVERSIBLE_CC_MODE): Remove.
4253 (reversible_comparison_p): Remove.
4254 (combine_reversed_comparison_code): New.
4255 (reversed_comparison): New.
4256 (combine_simplify_rtx): Use
4257 combine_reversed_comparison_code/reversed_comparison instead
4258 of reversible_comparison_p.
4259 (simplify_if_then_else): Likewise.
4260 (simplify_set): Likewise.
4261 (simplify_logical): Likewise.
4262 (if_then_else_cond): Likewise.
4263 (known_cond): Likewise.
4264 (simplify_comparison): Likewise.
4266 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
4268 * builtins.c (std_expand_builtin_va_start): Handle varargs when
4269 sizeof (int) is larger than sizeof(__word__).
4271 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4273 * cppinit.c (do_includes): Fix typo.
4275 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4277 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
4278 in S_REGS does not occur because not all sources are possible
4279 when a S_REGS is a destination (sometimes needs a clobber).
4280 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
4281 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
4282 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
4283 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
4284 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
4285 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
4286 (lshrdi_const1, lshrsi3_const16): Likewise.
4287 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
4288 (*movhi_68hc12, *movqi_68hc12): Likewise.
4289 (movstrictqi): Make sure reloading in D_REGS as a destination
4292 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4294 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
4296 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4298 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
4299 -D, -U and -A, and don't initialize the builtins.
4300 (do_includes): Error if -include or -imacros with -fpreprocessed.
4301 * cppmain.c (cb_define, cb_undef): Unconditionally process
4303 * tradcpp.c (main): Fix typo.
4305 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
4307 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
4308 (read_name_map): Use IS_ABSOLUTE_PATH.
4309 * tradcpp.c (get_filename): Likewise.
4311 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4313 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
4314 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
4315 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
4316 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
4317 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
4318 (cmphi_z_used): Don't use '@' for the output.
4319 (tstqi_z_used): Likewise.
4320 (cmpqi_z_used): Likewise.
4321 (one_cmplsi2): Likewise.
4323 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4325 * config/sh/sh.c (barrier_align): Recognize branch around far
4326 branch and redundant insn.
4328 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4330 * invoke.texi: Restore documentation of the drivers' switches -MD
4333 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4335 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
4337 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
4338 check-objc//%): Support parallel testing of multilibs.
4339 (TESTSUITEDIR): Set to testsuite by default, but override for
4341 (check-gcc, check-g++, check-g77, check-objc): Enter
4344 2001-01-11 Bernd Schmidt <bernds@redhat.com>
4346 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
4347 * sched-deps.c (deps_may_trap_p): Likewise.
4348 * basic-block.h: Remove a comment.
4349 * flow.c (PROP_POSTRELOAD): Remove.
4350 (update_life_info): Don't add it to prop_flags.
4351 (mark_set_1): Lose the code that was enabled by it.
4353 2001-01-11 Michael Hayes <mhayes@redhat.com>
4355 * flow.c (flow_call_edges_add): New.
4356 * basic_block.h (flow_call_edges_add): New.
4358 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
4360 * reload1.c (move2add_note_store): Update reg_set_luid even if
4361 base reg remains the same.
4363 2001-01-10 Nick Clifton <nickc@redhat.com>
4365 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
4366 machine_function structure to zero.
4367 Add prototypes for machine_status functions.
4369 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4371 * c-common.h (CTI_VOID_LIST): Remove.
4372 (void_list_node): Likewise.
4373 * tree.h (TI_VOID_LIST_NODE): New enumeral.
4374 (void_list_node): New macro.
4375 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
4376 * config/i386/i386.c (ix86_init_builtins): Likewise.
4377 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
4379 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4381 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
4382 * cppinit.c (cpp_start_read): Update comment, remove unneeded
4384 * tradcpp.c: Include mkdeps.h.
4385 (deps, print_deps_phony_targets, deps_append, output_deps,
4386 init_dependency_output, output_deps): New.
4387 (deps_buffer, deps_allocated_size, deps_size, deps_column,
4388 deps_output): Delete.
4389 (print_deps_missing_files): Rename deps_missing_files.
4390 (inhibit_output): Make global.
4391 (main): Delete inhibit_output, deps_stream, deps_target.
4392 Use mkdeps functionality in the same way as cpplib. Remove
4393 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
4394 -M and -MM. Remove old handling of deps via deps_out, and
4395 old reading of environment variables.
4396 (get_filename): Update to use deps_add_dep.
4398 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4400 * output.h (make_function_rtl): Remove prototype.
4401 (make_decl_rtl): Likewise.
4402 * varasm.c (make_function_rtl): Remove.
4403 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
4404 than from a third parameter.
4405 * tree.h (make_decl_rtl): Remove last parameter.
4406 * c-decl.c (builtin_function): Remove last argument in call to
4407 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
4408 (start_function): Likewise.
4409 * except.c (call_get_eh_context): Likewise.
4410 * expr.c (emit_block_move): Likewise.
4411 (clear_storage): Likewise.
4412 * profile.c (output_func_start_profiler): Likewise.
4413 * toplev.c (rest_of_decl_compilation): Likewise.
4414 * objc/objc-act.c (create_builtin_decl): Likewise.
4415 (synth_module_prologue): Likewise.
4416 (generate_static_reference): Likewise.
4417 (build_selector_reference_decl): Likewise.
4418 (build_class_reference_decl): Likewise.
4419 (build_objc_string_decl): Likewise.
4420 (build_protocol_reference): Likewise.
4422 2001-01-10 Richard Henderson <rth@redhat.com>
4424 * hwint.h: Revert yesterday's change.
4426 2001-01-10 Nick Clifton <nickc@redhat.com>
4428 * function.h (save_machine_status): Delete.
4429 (restore_machine_status): Delete.
4430 Amend comment describing {init|mark|free}_machine_status.
4432 * function.c (save_machine_status): Delete.
4433 (restore_machine_status): Delete.
4434 Amend comment describing {init|mark|free}_machine_status.
4435 (push_function_context_to): Remove invocation of
4436 save_machine_status.
4437 (pop_function_context_from): Remove invocation of
4438 restore_machine_status.
4440 * emit-rtl.c (init_emit_once): Amend comment describing
4441 {init|mark|free}_machine_status.
4443 * tm.texi (Per-Function Data): New node. Describe the
4444 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
4447 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4449 * cppinit.c (OPT_g): Remove.
4450 (cpp_handle_option): Update for removed -g3.
4451 (print_help): Update.
4452 * cpplib.h (struct cpp_options): Remove debug_output.
4453 * cppmain.c (setup_callbacks, cb_define): Update.
4454 * gcc.c (cpp_options): Translate -g3 to -dD.
4456 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
4458 * config/i960/i960.md: Change modifier to + on the zero_extract
4459 pattern after the (rotate -2 reg) canonicalization pattern.
4461 2001-01-10 Richard Henderson <rth@redhat.com>
4463 * config/alpha/alpha.c (alpha_free_machine_status): New.
4464 (override_options): Install it.
4465 (alpha_mark_machine_status): Verify machine non-null.
4466 * config/i386/i386.c (ix86_free_machine_status): New.
4467 (override_options): Install it.
4468 (ix86_init_machine_status): Use xcalloc.
4469 (ix86_mark_machine_status): Verify machine non-null.
4470 * config/ia64/ia64.c (ia64_free_machine_status): New.
4471 (ia64_override_options): Install it.
4472 (ia64_mark_machine_status): Verify machine non-null.
4474 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
4476 * function.c (instantiate_virtual_regs): Instantiate virtual
4477 registers found in CALL_INSN_FUNCTION_USAGE.
4479 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4481 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
4482 equivalent to -ansi in disabling -Di386.
4484 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
4486 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
4488 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
4490 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
4492 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
4494 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4496 * invoke.texi: Document that -fcond-mismatch isn't supported for
4499 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4501 * gcc.texi: Define macro gcctabopt.
4502 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
4503 @command, @env and @option in some places where appropriate. Use
4504 @gcctabopt where appropriate. Put URLs and email addresses inside
4507 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
4509 * gcc.c (cpp_options): Set MD file name from output
4510 filename, if specified.
4511 (suffix_subst): New static variable.
4512 (do_spec): Clear it.
4513 (do_spec_1, case '.'): Handle new `%.suffix' spec.
4515 (give_switch): Handle suffix_subst.
4517 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4519 * invoke.texi: Fix another typo.
4521 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4523 * invoke.texi: Fix typo.
4525 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4527 * c-lang.c (lang_hooks): Update.
4528 (lang_decode_option): Remove.
4529 (lang_init_options): Rename c_init_options.
4530 * toplev.c (main): Use lang_hooks for lang_init_options
4531 and lang_decode_option.
4532 * toplev.h (lang_hooks): Add 2 new hooks.
4533 * tree.h: Remove lang_init_options and lang_decode_option.
4534 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
4535 * cp/decl2.c: Similarly.
4536 * cp/lex.c (lang_init_options): Rename cxx_init_options.
4537 (lang_hooks): Update.
4538 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
4540 (lang_init_options): Rename ffe_init_options.
4541 (lang_hooks): Update.
4542 (lang_decode_option): Remove.
4543 * java/lang.c (lang_init_options): Rename java_init_options.
4544 (lang_decode_option): Rename java_decode_option.
4545 (lang_hooks): Update.
4546 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
4547 (lang_decode_option): Rename objc_decode_option.
4548 (lang_hooks): Update.
4550 2001-01-09 Nick Clifton <nickc@redhat.com>
4552 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
4553 (d30v_return_addr_rtx): Delete.
4554 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
4555 cfun->machine structure.
4556 (struct machine_function): Move to d30v.h
4557 (d30v_save_machine_status): Delete.
4558 (d30v_restore_machine_status): Delete.
4559 (d30v_init_machine_status): New Function.
4560 (d30v_mark_machine_status): New Function.
4561 (d30v_free_machine_status): New Function.
4562 (d30v_init_expanders): Use new functions.
4563 (d30v_return_addr): Use ra_rtx field in cfun->machine.
4564 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
4565 d30v_return_addr_rtx.
4567 * config/d30v/d30v.h (struct_machine): Move here.
4568 Add eh_epilogue_sp_ofs field.
4570 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
4571 field in cfun->machine structure.
4573 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
4575 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
4576 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
4577 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4579 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
4581 * objc/lang-options.h: Remove bogus reference to
4584 2001-01-09 Kazu Hirata <kazu@hxi.com>
4586 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
4589 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
4591 * reload.c (find_reloads_address): Check for eliminable registers
4592 when substituting a constant expression for a pseudo.
4594 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
4596 * c-common.c (enum format_type): Add format_type_error.
4597 (decode_format_type): New function.
4598 (decl_attributes): Use it.
4599 (format_kind_info): Adjust comment.
4601 2001-01-09 David O'Brien <obrien@BSDi.com>
4603 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
4604 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
4606 * config/i386/gnu.h: Don't include required platform specific .h files,
4607 tm.h will do it instead.
4608 * config/i386/i386elf.h: Likewise.
4609 * config/i386/linux.h: Likewise.
4610 * config/i386/moss.h: Likewise.
4611 * config/mips/gnu.h: Likewise.
4613 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4615 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
4616 (rs6000-ibm-aix3.[01]*): Likewise.
4617 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
4618 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
4619 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
4620 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
4621 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
4622 (powerpc-*-eabiaix*): Likewise.
4623 (powerpc-*-eabisim*): Likewise.
4624 (powerpc-*-elf*): Likewise.
4625 (powerpc-*-eabi*): Likewise.
4626 (powerpc-*-rtems*): Likewise.
4627 (powerpc-*-linux*libc1): Likewise.
4628 (powerpc-*-linux*): Likewise.
4629 (powerpc-wrs-vxworks*): Likewise.
4630 (powerpcle-wrs-vxworks*): Likewise.
4631 (powerpcle-*-sysv*): Likewise.
4632 (powerpcle-*-elf*): Likewise.
4633 (powerpcle-*-eabisim*): Likewise.
4634 (powerpcle-*-eabi*): Likewise.
4635 (powerpcle-*-solaris2*): Likewise.
4636 * config/rs6000/aix31.h: Delete includes.
4637 * config/rs6000/aix3newas.h: Likewise.
4638 * config/rs6000/aix41.h: Likewise.
4639 * config/rs6000/aix43.h: Likewise.
4640 * config/rs6000/beos.h: Likewise.
4641 * config/rs6000/rtems.h: Likewise.
4642 * config/rs6000/sysv4.h: Likewise.
4644 2001-01-09 Kazu Hirata <kazu@hxi.com>
4646 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
4647 Change an argument mode of machine_mode to shift_mode of
4648 shift_mode. Remove an extra error check.
4649 (emit_a_shift): Adopt to the new calling prototype of
4651 (function_prologue): Fix code for a monitor
4652 function. Support H8/S.
4653 (function_epilogue): Do not output pop for a monitor function.
4655 2001-01-09 Nick Clifton <nickc@redhat.com>
4657 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
4658 (setup_incoming_varargs): Use sysv_varargs_p field of the
4659 cfun->machine structure.
4660 (struct machine_function): Move to rs6000.h
4661 (rs6000_save_machine_status): Delete.
4662 (rs6000_restore_machine_status): Delete.
4663 (rs6000_init_machine_status): New Function.
4664 (rs6000_free_machine_status): New Function.
4665 (rs6000_init_expanders): Use new functions.
4667 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
4669 (struct machine_function): Move here.
4671 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
4672 sysv_varargs_p field of the cfun->machine structure.
4674 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
4676 (rs6000_restore_machine_status): Remove prototype.
4678 2001-01-09 Richard Henderson <rth@redhat.com>
4680 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
4681 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
4682 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
4683 (sched_analyze_2, sched_analyze_insn): Likewise.
4684 (sched_analyze, init_deps): Likewise.
4685 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
4686 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
4687 (compute_block_backward_dependences): Update propagate_deps call.
4689 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
4691 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
4693 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4695 * cppinit.c (OPT_MD, OPT_MMD): Restore.
4696 (cpp_handle_option): Handle them.
4697 (cpp_post_options): Ensure one of -M or -MM is specified with
4698 any other -M? option.
4699 (init_dependency_output): Suppress output with -MG.
4701 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4704 * invoke.texi: Update.
4706 2001-01-09 Bernd Schmidt <bernds@redhat.com>
4708 * sh.md (reload_outsf): Generate recognizable patterns for
4711 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4713 * c-lang.c (lang_hooks): Update.
4714 (lang_init): Rename c_init.
4715 (lang_finish): Remove.
4716 * toplev.c (compile_file): Use lang_hooks for lang_init ()
4718 * toplev.h (lang_hooks): Add init () and finish ().
4719 * tree.h (lang_init, lang_finish): Remove.
4720 * cp/tree.h (lang_init, lang_finish): Remove.
4721 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
4722 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
4724 (lang_init, lang_finish): Remove.
4725 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
4726 (lang_hooks): Update.
4727 * java/lang.c (lang_init): Rename java_init.
4728 (lang_finish): Remove.
4729 (lang_hooks): Update.
4730 * objc/objc-act.c (lang_init): Rename objc_init.
4731 (lang_finish): Remove.
4732 (lang_hoooks): Update.
4734 20001-01-09 Graham Stott <grahams@redhat.com>
4736 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
4737 after `ptr` is initialised.
4739 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4741 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
4742 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
4743 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
4744 stack adjusts, instead of r3.
4746 2001-01-09 Michael Hayes <mhayes@redhat.com>
4748 * flow.c (flow_loop_scan): Break out of ...
4749 (flow_loops_find) ... here.
4750 * basic-block.h (flow_loop_scan): New.
4751 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
4752 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
4754 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4756 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
4758 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
4759 realloc()ing macro_buffer.
4761 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4762 if it's wider than long and the target's long is wider than the
4765 2001-01-09 Mark Mitchell <mark@codesourcery.com>
4767 Remove support for using UWIN as a host machine.
4768 * configure.in: Issue an error message.
4769 * configure: Regenerated.
4770 * config.gcc: Remove xm_* UWIN configury.
4771 * config/i386/xm-uwin.h: Remove.
4773 2001-01-08 Nick Clifton <nickc@redhat.com>
4775 * config/v850/v850.c (ra_rtx): Delete.
4776 (v850_save_machine_status): Delete.
4777 (v850_restore_machine_status): Delete.
4778 (v850_init_machine_status): New function.
4779 (v850_mark_machine_status): New function.
4780 (v850_free_machine_status): New function.
4781 (v850_return_addr): Use ra_rtx field in machine structure.
4782 (v850_init_expanders): Use new functions.
4784 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
4785 * config/v850/v850.c: Change arguments to v850_output+* functions
4786 to take a const char *, to avoid compile time warning.
4787 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
4788 (USER_LABEL_PREFIX): Redefine.
4790 2000-01-08 Jim Wilson <wilson@redhat.com>
4792 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
4793 1 to unsigned HOST_WIDE_INT before left shift.
4795 2001-01-08 Nick Clifton <nickc@redhat.com>
4797 * config/arm/arm.c (arm_mark_machine_status): Check to see if
4798 the machine structure has been allocated.
4799 (arm_free_machine_status): New function: Free the machine
4800 specific function structure.
4802 2001-01-08 Richard Henderson <rth@redhat.com>
4804 * jump.c (simplejump_p): Revert last change.
4806 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
4808 * cppinit.c (init): Rename init_library.
4809 (cpp_create_reader): Update.
4810 * gcc.c (cpp_options): If -o given, use it as the target of
4813 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
4815 * arm.c (arm_arch5e): New variable.
4816 (all_cores): XScale is a 5TE device.
4817 (arm_override_options): Set arm_arch5e.
4818 (arm_init_builtins): __builtin_prefetch is in arch5e.
4819 * arm.h (arm_arch5e): Declare it.
4821 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
4823 * arm.md (define_constants): Add defines for UNSPEC and
4824 UNSPEC_VOLATILE insns. Update all users.
4825 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
4826 * arm.c (multi_register_push, note_invalid_constants)
4827 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
4828 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
4829 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
4831 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
4833 * jump.c (jump_optimize_1): Use reversed_comparison_code
4834 instead of can_reverse_comparison_p.
4835 (jump_back_p): Likewise.
4836 (invert_exp_1): Likewise.
4837 (thread_jumps): Likewise.
4838 * simplify-rtx.c (simplify_unary_operation): Likewise.
4839 (simplify_ternary_operation): Likewise.
4840 * cse.c (find_comparison_args): Convert to use
4841 can_reverse_comparison_p.
4842 (record_jump_equiv): Likewise.
4844 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
4846 * arm.h (HARD_REGNO_RENAME_OK): Delete.
4847 (EPILOGUE_USES): Define.
4848 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
4849 automatically stack the LR if it isn't live.
4851 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
4853 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
4856 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
4858 * ggc-page.c (max_alignment): New structure.
4859 (MAX_ALIGNMENT): New macro.
4860 (init_ggc): Use it to round up the sizes in the
4861 extra_order_size_table.
4863 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4865 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
4868 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4870 * builtins.def (BUILT_IN_FPRINTF): New entry.
4872 * c-common.c (c_expand_builtin_fprintf): New function.
4873 (init_function_format_info): Handle __builtin_fprintf.
4874 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
4875 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
4877 * c-decl.c (duplicate_decls): Adjust comment.
4879 * extend.texi (fprintf): Document new builtin.
4881 2001-01-07 Richard Henderson <rth@redhat.com>
4883 * jump.c (simplejump_p): Recognize any single_set jump
4886 2001-01-07 Richard Henderson <rth@redhat.com>
4888 * configure.in (slibdir): Accept an --with-slibdir option.
4889 Use "test" not "[" in configure. Default to $(libdir).
4891 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
4893 * config/t-aix43 (SHLIB_INSTALL): Likewise.
4894 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
4895 (SHLIB_LINK): Create links for the soname.
4896 * config/mips/t-iris6: Likewise.
4897 * config/sparc/t-slibgcc: Likewise.
4898 * config/sparc/t-slibgcc-sld: Likewise.
4900 2001-01-07 Jakub Jelinek <jakub@redhat.com>
4902 * config/i386/i386.c (constant_call_address_operand): Accept
4903 (const (plus (symbol_ref) (const_int))).
4904 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
4905 constant_call_address_operand.
4907 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4909 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
4910 and LONG_LONG_TYPE_SIZE > 32.
4912 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4914 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
4915 the previous change.
4917 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
4919 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
4921 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
4922 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
4923 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
4926 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4928 * fix-header.c (read_scan_file): s/pfile/scan_in/.
4930 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4932 * c-lang.c (c_post_options): Call cpp_post_options.
4933 * objc/objc-act.c (objc_post_options): Similarly.
4934 * cppmain.c (main): Similarly.
4935 * fix-header.c (read_scan_file): Similarly.
4936 * cppinit.c (cpp_start_read): Move option consistency checks
4937 to cpp_post_options. Don't call init_dependency_output.
4938 If needed, add default target and main file dependency.
4939 (OPT_MD, OPT_MMD): Remove.
4941 (cpp_handle_option): Update for OPT_* changes.
4942 (cpp_post_options): New.
4943 (init_dependency_output): Command line -MF overrides environment
4944 variables. Don't set default target etc. Suppress output
4945 if dependencies are going to stdout.
4946 (print_help): Update.
4947 * cpplib.h (cpp_post_options): New.
4948 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
4950 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
4952 * jump.c (comparison_dominates_p): Support unordered compares.
4954 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
4956 * simplify-rtx.c (simplify_relational_operation): Always simplify
4957 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
4960 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
4962 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
4963 (nonzero_bits): Likewise.
4964 (simplify_comparison): Likewise.
4965 (num_sign_bit_copies): Likewise; return more sane value depending
4966 on STORE_FLAG_VALUE.
4967 (known_cond): Do not assume EQ to be always true for equivalent
4970 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
4972 * cse.c (fold_rtx): Handle unordered comparisons.
4974 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
4976 * rtlanal.c (set_of_1): New static function.
4977 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
4978 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
4979 reg_set_last_last_regno): Remove.
4980 (set_of): New global function.
4981 (set_of_data): New structure.
4982 (reg_set_p, reg_set_last): Revamp for set_of.
4983 * rtl.h (set_of): New.
4985 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
4987 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
4988 * extend.texi: Document _Exit builtin.
4990 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4992 * (initialize, initialize_builtins,
4993 initialize_dependency_output, initialize_standard_includes):
4994 Rename s/initialize/init. Update.
4995 (init_dependency_output): Move to after
4996 cpp_handle_options, the correct location temporally at least.
4997 (opt_comp): Move next to init (), its caller. Fix prototype.
4998 (init): Make "initialized" local scope.
4999 (cpp_create_reader): Always call init ().
5000 (cpp_start_read): Update.
5001 (output_deps): New function, broken out of cpp_finish.
5002 (cpp_finish): Break out output_deps.
5004 2001-01-07 Richard Henderson <rth@redhat.com>
5006 * collect2.c (COFF specific stuff): Revert 12-06 patch
5007 to prototype system functions.
5009 2001-01-07 Michael Hayes <mhayes@redhat.com>
5011 * hard-reg-set.h: Add multiple include guard.
5012 * basic-block.h (struct loop): Add `sink' field.
5013 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5014 (emit_iv_add_mult): Delete.
5015 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5016 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5017 (unroll_loop): Remove end_insert_before argument.
5018 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5019 (maybe_eliminate_biv_1): Likewise.
5020 (emit_iv_add_mult): Delete.
5021 (gen_add_mult, loop_regs_update): New.
5022 (loop_insn_emit_after, loop_insn_emit_before): New.
5023 (loop_insn_sink, loop_insn_sink_or_swim): New.
5024 (emit_iv_add_mult): Delete.
5025 (scan_loop): Set loop->sink.
5026 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5027 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5028 (maybe_eliminate_biv_1): Likewise.
5029 (maybe_eliminate_biv_1): Add basic block argument.
5030 * unroll.c (unroll_loop): Remove end_insert_before argument.
5031 (find_splittable_regs): Likewise.
5032 (find_splittable_regs): Use loop_insn_sink and its ilk.
5033 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5035 2001-01-07 Michael Hayes <mhayes@redhat.com>
5037 * loop.h (loop_insn_hoist): New prototype.
5038 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5039 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5040 (check_dbra_loop, load_mems): Likewise.
5041 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5042 (find_splittable_givs): Likewise.
5044 2001-01-07 Michael Hayes <mhayes@redhat.com>
5046 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5048 2001-01-07 Richard Henderson <rth@redhat.com>
5050 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5052 2001-01-07 Richard Henderson <rth@redhat.com>
5054 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5055 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5056 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5057 variant that handles a shared libgcc.
5058 (process_command): Always validate -{static,shared}-libgcc.
5059 (do_spec_1): New 'M' case.
5060 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5062 2001-01-07 Richard Henderson <rth@redhat.com>
5064 * Makefile.in (slibdir): New variable.
5065 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5066 (installdirs): Create slibdir.
5067 (install-libgcc, install-multilib): Defer to libgcc.mk.
5068 * configure.in (slibdir): Substitute.
5069 * mklibgcc.in (install): New target.
5071 * config/t-linux (SHLIB_LINK): Create links for the soname.
5072 (SHLIB_INSTALL): New.
5073 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5074 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5075 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5076 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5077 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5079 2001-01-07 Richard Henderson <rth@redhat.com>
5081 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5082 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5083 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5085 2001-01-07 Michael Hayes <mhayes@redhat.com>
5087 * loop.c (count_loop_regs_set): Delete.
5088 (load_mems_and_recount_loop_regs_set): Delete.
5089 (loop_regs_scan): Merge common code from count_loop_regs_set,
5090 scan_loop, and load_mems_and_recount_loop_regs_set.
5091 (scan_loop): Call load_mems directly and loop_regs_scan
5092 again if new registers created.
5094 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5096 * toplev.c (main): Call the front-end specific post_options
5097 hook if one is given.
5098 * toplev.h (struct_lang_hooks, lang_hooks): New.
5099 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5100 for the C front end.
5101 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5102 lang_hooks for the C++ front end.
5103 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5104 lang_hooks for the ObjC front end.
5105 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5106 * java/lang.c (lang_hooks): Hooks for the Java front end.
5108 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5110 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5111 for verbose DWARF[2] debugging.
5112 (cb_define, cb_undef): The new callbacks.
5113 * toplev.h (debug_define, debug_undef): Make const correct.
5114 * toplev.c (debug_define, debug_undef): Similarly. Do not
5115 perform the verbosity tests here anymore.
5117 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5119 * reload.c (subst_reloads): Take INSN argument. When
5120 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5121 * reload.h (subst_reloads): Adjust prototype.
5122 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5123 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5124 present in JUMP_INSNs and copy them to JUMP_LABEL.
5125 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5126 JUMP_INSNs and insns with REG_LABELs that are followed by
5127 JUMP_INSNs with the same REG_LABEL.
5128 * sched-rgn.c (is_cfg_nonregular): Likewise.
5129 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5131 * unroll.c (unroll_loop): Look for REG_LABEL notes in
5133 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
5135 2001-01-06 Richard Henderson <rth@redhat.com>
5137 * loop.c (scan_loop): Use xcalloc for the regs array.
5138 (load_mems_and_recount_loop_regs_set): Zero the new memory
5139 received from xrealloc.
5141 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
5143 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
5145 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
5147 * integrate.c (copy_rtx_and_substitute): When copying
5148 an ignored return value, strip REG_FUNCTION_VALUE_P.
5150 2001-01-06 Michael Hayes <mhayes@redhat.com>
5152 * loop.c (debug_biv, debug_giv): New.
5153 (loop_biv_dump): Break out from ...
5154 (record_biv): ... here.
5155 (loop_giv_dump): Break out from ...
5156 (record_giv): ... here.
5157 (loop_bivs_check): Use print_simple_rtl.
5158 * unroll.c (loop_iterations): Use print_simple_rtl.
5160 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5162 * pa.md (return, return_internal): Modify patterns to prevent regrename
5163 mucking with the return pointer.
5165 2001-01-05 Richard Henderson <rth@redhat.com>
5167 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
5169 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
5171 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
5172 version supplied by Matteo Frigo.
5174 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5176 * cpp.texi: Update for -MQ.
5177 * cppinit.c (cpp_create_reader): Always create pfile->deps.
5178 (cpp_cleanup): Always free pfile->deps.
5179 (initialize_dependency_output): Don't create pfile->deps.
5180 (cpp_handle_option): Similarly.
5182 * gcc.c (cpp_options): Handle -MQ.
5183 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5184 * mkdeps.c (base_name): Remove.
5185 (deps_init): Don't allocate vector space until it's needed.
5186 (deps_free): Only free vectors if allocated.
5187 (deps_add_target, deps_add_dep): Update for initial allocation.
5188 (deps_add_default_target): Don't strip to the base_name.
5190 2001-01-05 DJ Delorie <dj@redhat.com>
5192 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
5193 (INIT_EXPANDERS): Define.
5195 * config/v850/v850.c (struct machine_function): Define.
5196 (v850_save_machine_status): New function.
5197 (v850_restore_machine_status): New function.
5198 (v850_return_addr): New function.
5199 (v850_init_expanders): New function.
5201 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
5202 and v850_init_expanders.
5204 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5206 * cpplib.h (struct cpp_reader): Add help_only field.
5207 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
5208 (cpp_handle_option): Set pfile->help_only if we see -h,
5209 --help, -target-help, or --version. Print version string but
5210 do not set help_only if we see -v or -version. Make text
5211 printed by -v match that printed by (-)-version.
5213 * cppmain.c (main): Exit after option parsing if
5214 pfile->help_only is true.
5216 * toplev.c (independent_decode_option): Call print_version,
5217 then exit, if we see --version (but not -version).
5218 (print_version): Split lengthy message into two lines.
5220 2001-01-05 Nick Clifton <nickc@redhat.com>
5222 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
5223 temporary string for initialisation before calling ggc_alloc_string.
5225 2001-01-06 Michael Hayes <mhayes@redhat.com>
5227 * rtl.h (print_simple_rtl): New.
5228 * print-rtl.c (print_simple_rtl): New.
5230 (print_rtx): Disable printing of flags and modes, etc.,
5231 if `flag_simple` nonzero.
5233 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5235 * function.c (fixup_var_refs): Use push_to_full_sequence where
5238 2001-01-05 Michael Meissner <meissner@redhat.com>
5240 * flags.h (flag_reorder_blocks): Add declaration.
5241 (flag_rename_block): Ditto.
5243 2001-01-05 DJ Delorie <dj@redhat.com>
5245 * function.c (reorder_blocks): Make sure the flags are all reset
5246 before using them to mark blocks, else a second invocation will
5247 corrupt the block chain.
5248 (reorder_blocks_0): New, resets the flags.
5250 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
5252 * cse.c (find_comparison_args): Stop if the argument is known to
5255 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5257 * config/sh/sh.md (movdf): When splitting load into pair of
5258 registers, don't clobber the register used in the address too
5261 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
5263 * varasm.c (mark_constant_pool): Improve initial comments.
5264 (mark_constants): Move marking of constants to mark_constant.
5265 (mark_constant): New function to recursively mark all constants
5266 referred to by a constant.
5268 2001-01-05 Catherine Moore <clm@redhat.com>
5270 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
5272 2001-01-05 Phil Edwards <pme@sources.redhat.com>
5274 * cp/lang-options.h: Bring comment in line with reality.
5275 * f/lang-options.h: Likewise.
5276 * java/lang-options.h: Likewise.
5277 * objc/lang-options.h: Likewise.
5278 * ch/lang-options.h: Likewise.
5279 * f/g77.texi: And update the manual.
5281 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
5282 Denis Chertykov <denisc@overta.ru>
5284 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
5285 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
5286 * config/avr/avr.md (all peepholes that request a scratch register):
5287 Call it, FAIL the peephole if not safe (in interrupt functions).
5289 2001-01-05 Mark Mitchell <mark@codesourcery.com>
5291 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
5293 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
5295 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
5297 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
5298 BUILT_IN_CREAL and BUILT_IN_CIMAG.
5299 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
5300 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
5301 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
5303 * extend.texi: Document these builtins.
5305 2001-01-05 Daniel Berlin <dberlin@redhat.com>
5307 * c-common.c (lang_get_alias_set): Say we know nothing of
5308 VECTOR_TYPE aliasing.
5310 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
5312 2001-01-05 Bruce Korb <bkorb@gnu.org>
5314 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
5315 their x* equivalent versions for atexit-less systems
5316 * fixinc/fixincl.c(main): do not return from main() on atexit-less
5317 systems (or any other system any more).
5319 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
5321 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
5322 output operands. Use arm_hard_register_operand for operand 4.
5323 (stmsi_postinc): Similarly.
5324 (ldmsi): Use arm_hard_register_operand for opernand 2.
5326 * arm.c (arm_hard_register_operand): New function.
5327 * arm-protos.h (arm_hard_register_operand): Prototype it.
5329 * arm.h (HARD_REGNO_RENAME_OK): Define.
5331 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
5333 * simplify-rtx.c (cfc_args): add "unordered" field.
5334 (check_fold_consts): Set unordered field.
5335 (simplify_relational_operation): Simplify the unordered
5338 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
5341 * emit-rtl.c (try_split): Fix code to mark labels.
5342 * jump.c (mark_jump_label): Make global.
5343 * rtl.h (mark_jump_label): Declare.
5345 * predict.c (estimate_probability): Handle unordred comparisons.
5347 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5349 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
5350 * cppinit.c (initialize_dependency_output): Update.
5351 (cpp_finish): Output dummy targets for -MP.
5353 (cpp_handle_option): Handle -MP. Don't quote -MT options.
5354 * cpplib.h (struct cpp_options): Add deps_phony_targets.
5355 * gcc.c (cpp_options): Update to handle -MP.
5356 * mkdeps.c (deps_add_target, deps_add_default_target): Update
5357 to quote only the default target.
5358 (deps_phony_targets): Insert a preceding newline. Rename from
5359 deps_dummy_targets for consistency.
5362 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5364 * calls.c (emit_library_call_value_1): Support
5365 INIT_CUMULATIVE_LIBCALL_ARGS.
5366 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
5368 2001-01-04 Richard Henderson <rth@redhat.com>
5370 * c-decl.c (finish_struct): Detect flexible array members
5371 used in an inappropriate context.
5372 * c-typeck.c (really_start_incremental_init): Special case
5373 constructor_max_index for zero length arrays.
5374 (pop_init_level): Allow initialization of flexible array
5375 members. Deprecate initialization of zero length arrays.
5376 Don't issue missing initializer warning for flexible array
5377 members or zero length arrays.
5378 (process_init_element): Don't dereference null DECL_SIZE.
5379 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
5380 Don't abort for empty constructors. Use size_binop
5381 (output_constructor): Add commentary regarding zero length
5382 array futures. Abort if we try to initialize an array of
5383 unspecified length with a non-empty constructor in the middle
5386 * extend.texi (Zero Length): Update and clarify documentation
5387 on static initialization.
5389 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5391 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
5392 with more than 32767 words of local storage.
5394 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5396 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
5397 for 'abs', 'labs', and 'fabs'.
5398 (c4x_expand_builtin): Likewise.
5399 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
5401 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5403 * config/sh/sh.md (prget, prset): New insn types.
5404 (return delay slot): Dont' allow prset.
5405 (call, sfunc delay slot): Don't allow prget.
5406 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
5407 for prset and prget.
5409 2001-01-05 Michael Hayes <mhayes@redhat.com>
5411 * loop.h (struct loop_reg): New.
5412 (struct loop_regs): Change to use array of `struct loop_reg'.
5413 * loop.c: Replace assortment of varrays with single regs array.
5414 (count_one_set): Delete may_not_move array argument
5415 and use regs array instead. All caller's changed.
5416 (count_loop_regs_set): Delete may_not_move and single_usage
5417 arguments and use regs array instead. All caller's changed.
5418 (find_single_use_in_loop): Replace usage array argument with pointer
5419 to regs structure. All caller's changed.
5420 (loop_optimize): Delete `moved_once' array.
5422 2001-01-05 Michael Hayes <mhayes@redhat.com>
5424 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
5425 Use it instead of loop_info->has_call for scanning loop mems.
5426 (check_dbra_loop): Replace loop_info->has_call test with
5427 loop_info->has_nonconst_call.
5429 2000-01-04 Matthew Hiller <hiller@redhat.com>
5431 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
5434 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5436 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
5437 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
5439 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5441 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
5442 (flag_short_double, flag_short_wchar): Define.
5443 (c_common_nodes_and_builtins): Create many tree nodes shared
5444 between C and C++ here instead of in cp/decl.c and ...
5445 * c-decl.c (init_decl_processing): ... here.
5446 (SIZE_TYPE, WCHAR_TYPE): Don't define.
5447 (flag_short_double, flag_short_wchar): Don't define.
5448 (record_builtin_type): New function.
5449 (build_void_list_node): New function.
5450 * c-common.h (flag_short_double, flag_short_wchar,
5451 record_builtin_type, build_void_list_node): Declare.
5453 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
5455 * integrate.c (expand_inline_function): Don't put a virtual
5456 register into the reg map.
5458 * function.c (fixup_var_refs_1): If force_operand didn't put
5459 the address into the target, move it there.
5461 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5463 Special-case tree_decl/tree_list allocations.
5464 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
5465 (OBJECT_SIZE): New macro.
5466 (NUM_EXTRA_ORDER): Likewise.
5467 (extra_order_size_table): New variable.
5468 (NUM_ORDERS): New macro.
5469 (objects_per_page_table): New variable.
5470 (object_size_table): New variable.
5471 (G.pages): Use NUM_ORDERS to bound the array.
5472 (G.page_tails): Likewise.
5473 (DIV_ROUND_UP): Remove.
5474 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
5475 (alloc_page): Use OBJECT_SIZE.
5476 (size_lookup): Don't make it const.
5477 (ggc_alloc): Use OBJECT_SIZE.
5478 (ggc_set_mark): Likewise.
5479 (ggc_get_size): Likewise.
5480 (init_ggc): Set up the object_size_table, objects_per_page_table,
5481 and adjust size_lookup.
5482 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
5483 (ggc_pop_context): Use NUM_ORDERS.
5484 (clear_marks): Likewise.
5485 (sweep_pages): Likewise.
5486 (poison_pages): Likewise.
5487 (ggc_print_statistics): Use OBJECT_SIZE.
5489 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5491 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
5492 Only call array_size_for_constructor if last field and array type
5493 with no upper bound.
5495 2001-01-04 Philip Blundell <philb@gnu.org>
5497 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
5498 from bit 31 downwards, if this requires no more insns.
5499 (count_insns_for_constant): New helper function for above.
5501 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
5503 * gencodes.c (output_predicate_decls): Remove empty initializer.
5505 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5507 * tree.c (copy_node): Remove documentation about obstacks.
5508 (buidl1): Check that nobody tries to build 2-argument nodes this
5511 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5513 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
5516 * gencodes.c (output_predicate_decls): Fill empty initializer
5519 2001-01-04 Jakub Jelinek <jakub@redhat.com>
5521 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
5522 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
5524 (do_include): Handle missing headers like cpp0.
5525 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
5526 paths with first include pathname. Don't strcat to uninitialized
5529 2001-01-04 Bernd Schmidt <bernds@redhat.com>
5531 * regrename.c (regrename_optimize): Don't rename from frame pointer
5532 if frame_pointer_needed.
5533 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
5534 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
5535 (ia64_reorg): Use it instead of scheduling if ! optimize.
5536 (errata_emit_nops): Properly call asm_noperands.
5537 (ia64_sched_reorder): Finish cycle if we see an asm.
5538 (ia64_variable_issue): Clear scheduling state after asms.
5540 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
5542 * cpp.texi: Update for -MT.
5543 * cppinit.c (initialize_dependency_output): Add a default
5544 target if none has been given already.
5545 (no_tgt, OPT_MT): New.
5546 (cpp_handle_option): Handle -MT. Update -M etc.
5547 * cpplib.h (struct cpp_options): Remove deps_target.
5548 * gcc.c (cpp_options): Handle -MT.
5549 * mkdeps.c (struct deps): Move from mkdeps.h.
5550 (deps_calc_target): Rename deps_add_default_target. Add a
5551 default target if none has been specified already.
5552 * mkdeps.h (struct deps): Move to mkdeps.c.
5553 (deps_calc_target): Rename deps_add_default_target.
5555 2000-01-03 Richard Henderson <rth@redhat.com>
5557 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
5559 * c-typeck.c (push_init_level): Move checks for flexible array
5560 members and zero length arrays ...
5561 (pop_init_level): ... here. Silently discard empty initializations.
5563 * varasm.c (output_constructor): Update for sizeof change to
5566 * extend.texi (Zero Length): Clarify semantics.
5568 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5570 * configure.in (tm.h): Include isns-codes.h last.
5571 * configure: Rebuilt.
5573 2001-01-03 Richard Henderson <rth@redhat.com>
5575 * config/alpha/alpha.md (addvsi3, addvdi3): New.
5576 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
5578 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5580 * tradcpp.c (main): Make sure finclude() is called with a valid
5581 indepth value while handling -include.
5583 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5585 * gencodes.c (output_predicate_decls): New function.
5587 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
5588 even if it is not the first time machmode.h is #included.
5589 * config/sh/sh.c (fpul_operand): Declare MODE argument.
5590 * tm.texi (PREDICATE_CODES): Document predicate declarations.
5591 * gcc.texi (Copyright): Added 2001.
5593 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5595 * c-common.c (c_common_lang_init): New function. Warn if format
5596 warning options which only have effects when used with -Wformat
5597 are used without -Wformat.
5598 * c-common.h (c_common_lang_init): Declare.
5599 * c-lang.c (lang_init): Call c_common_lang_init.
5600 * objc/objc-act.c (lang_init): Call c_common_lang_init.
5602 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5604 * configure.in: Check for the mktemp command.
5605 * configure: Regenerate.
5606 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
5607 $TEMP. Create temporary files with mktemp, if available at
5608 configure time; otherwise use set -C. Remove temporary files
5611 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5613 * configure.in: Require at least texinfo 4.0. Check for whether
5614 Pod::Man is sufficiently recent to regenerate GCC manpages.
5615 * configure: Regenerate.
5616 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
5618 (GENERATED_MANPAGES): Define.
5619 (generated-manpages): New target. Depend on cpp.1 as well as
5621 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
5622 configure to generated-manpages or empty) rather than on the
5623 manpages directly. Remove execute permission from installed
5624 gcov.1 as well as cpp.1.
5625 * cpp.1, gcov.1: Regenerate.
5627 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5629 * builtins.c (expand_builtin_strncmp): Use host_integerp and
5630 tree_low_cst. Allow using cmpstrsi in more cases.
5632 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5634 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
5637 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
5639 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
5640 * Makefile.in (HOST_CFLAGS): Mention build-make.
5642 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5644 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
5647 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5649 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
5652 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
5655 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
5656 reg_base_value and reg_known_value arrays.
5657 (init_alias_analysis): Add more cases to detect known values.
5658 * sched-deps.c (deps_may_trap_p): New function.
5659 (sched_analyze_2): Use it.
5661 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5663 * combine.c (simplify_shift_const): Even if we're sign-extracting,
5664 don't discard an ASHIFTRT if we're shifting in a wider mode.
5666 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5668 * toplev.c (rest_of_compilation): Don't print basic block information
5669 when CFG isn't up to date.
5671 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
5673 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
5674 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
5675 (UNALIGNED_SHORT_ASM_OP): Define.
5676 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
5678 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5680 * fold-const.c (fold_convert): Fix typo.
5682 2001-01-02 Richard Henderson <rth@redhat.com>
5684 * c-common.h (ASM_INPUT_P): New.
5685 * c-parse.in (asm): Set it when needed.
5686 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
5687 existance of an operand.
5689 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
5691 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
5692 (dwarf2out_frame_debug_expr): Likewise.
5693 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
5695 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
5697 * i386.c (ix86_split_to_parts): Return number of part required;
5699 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
5701 (ix86_split_long_move): Use number of part returned
5702 by ix86_split_to_parts
5703 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
5705 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
5706 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
5707 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
5708 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
5709 (ALIGN_MODE_128): Add TFmode.
5710 (IS_STACK_MODE): Likewise.
5711 (HARD_REGNO_NREGS): TFmode needs 3 registers.
5712 (HARD_REGNO_OK): Support TFmodes.
5713 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
5714 * i386.md (scheduler definitions): Use memory operand to determine
5715 fst/fld instructions; use mode attribute to determine real mode of
5717 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
5718 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
5720 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5722 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
5724 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5726 * expr.c (store_constructor_field): Update ALIGN before calling
5729 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5731 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
5734 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5736 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
5739 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5741 * c-decl.c (start_function): Don't warn on third parameter to main.
5743 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5745 * tsystem.h: Define HAVE_DECL_GETOPT.
5747 2001-01-02 Philip Blundell <pb@futuretv.com>
5749 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
5752 2001-01-02 Richard Henderson <rth@redhat.com>
5754 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
5756 2001-01-02 Andreas Jaeger <aj@suse.de>
5758 * c-decl.c (c_decode_option): Remove support of
5761 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
5762 (W_options): Add -Wmissing-noreturn here.
5764 * flow.c: Define lang_missing_noreturn_ok_p.
5765 (check_function_return_warnings): Use it.
5767 * c-common.h: Declare lang_missing_noreturn_ok_p.
5769 * c-lang.c (c_missing_noreturn_ok_p): New function.
5770 (lang_init): Set lang_missing_noreturn_ok_p.
5772 * invoke.texi (Warning Options): Document this.
5774 2000-12-27 Phil Edwards <pme@sources.redhat.com>
5776 * extend.texi (C++ Extensions): New node for C++ attributes;
5777 describe init_priority and com_interface.
5778 * invoke.texi: Remove -finit-priority as it now has zero effect.
5779 * install.texi: Fix xref syntax.
5780 * md.texi: Likewise.
5782 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5784 * config.gcc (sparc64-wrs-vxworks*): New case.
5785 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
5787 * config/sparc/sparc.c (sparc_override_options): Do support different
5788 pointer and architecture size.
5789 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
5790 (POINTERS_EXTEND_UNSIGNED): Define.
5791 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
5792 (FUNCTION_MODE): Define to be Pmode.
5793 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
5795 * function.c (expand_function_end): Properly handle DECL_RESULT
5796 and copy when ptr_mode != Pmode.
5797 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
5799 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5801 * c-common.c (c_common_nodes_and_builtins): Set prototype
5802 parameters for __builtin_fputs, __builtin_fputc and
5803 __builtin_fwrite. Don't declare plain fputc as a builtin.
5805 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
5807 * loop.c (add_label_notes): Increment the label usage count when
5808 a note is added to an insn which refers to a CODE_LABEL.
5809 * gcse.c (add_label_notes): Likewise.
5811 2001-01-01 Andreas Jaeger <aj@suse.de>
5813 * loop.c (scan_loop): Use xmalloc to allocate movables.
5815 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
5817 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
5818 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
5819 * reload1.c (REGISTER_MOVE_COST): Likewise.
5820 * regclass.c (REGISTER_MOVE_COST): Likewise.
5821 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
5822 dimension. Adjust all users.
5823 (init_reg_sets_1): Iterate on all modes.
5824 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
5825 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
5826 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
5827 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
5828 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
5829 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
5830 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
5831 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
5832 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
5833 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
5834 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
5835 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
5836 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
5837 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
5838 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
5839 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
5840 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
5841 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
5842 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
5843 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
5844 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
5845 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
5846 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
5847 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
5848 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
5849 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
5850 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
5852 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5854 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
5855 arg VARIES_P. Call it with extra arg.
5856 (true_dependence): Likewise.
5857 * rtl.h (rtx_addr_can_trap_p): Declare.
5858 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
5860 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
5861 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
5862 pic offset table register if it's zero. All callers changed.
5863 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
5865 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5867 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
5868 STRING_POOL_ADDRESS_P.
5870 * config/sparc/sparc.c (input_operand): Properly test for short op.
5872 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
5873 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
5874 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
5875 * config/sparc/elf.h: No longer include sol2.h.
5876 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
5877 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
5879 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
5881 2001-01-01 Michael Hayes <mhayes@redhat.com>
5883 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
5884 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
5885 (record_initial): Likewise.
5886 * unroll.c (copy_loop_body, loop_iterations): Likewise.
5887 (remap_split_bivs): Likewise.
5889 2001-01-01 Michael Hayes <mhayes@redhat.com>
5891 * loop.c (loop_ivs_free): New function.
5892 (strength_reduce): Break out from...
5894 2001-01-01 Michael Hayes <mhayes@redhat.com>
5896 * loop.h (struct iv): New.
5897 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
5898 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
5899 'reg_biv_class' fields with 'regs' and 'n_regs'.
5900 (struct ivs): Rename 'loop_iv_list' field to 'list'.
5901 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
5902 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
5904 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
5906 * resource.c (mark_referenced_resources): Abort() before
5907 attempting to mark a pseudo register.
5908 (mark_set_resources): Likewise.
5910 2001-01-01 Michael Hayes <mhayes@redhat.com>
5912 * loop.h (REG_IV_CLASS): New accessor macro.
5913 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
5914 * unroll.c (REG_IV_CLASS): Likewise.
5916 See ChangeLog.4 for earlier changes.