1 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
3 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
5 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
8 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
10 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
12 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
13 if it's a record type.
15 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
17 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
18 mingw includes slightly.
20 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
23 #undef token before poisoning it.
25 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27 * alpha.c (check_float_value): Use memcpy, not bcopy.
29 * m32r.c (m32r_sched_reorder): Likewise.
31 * vax.c (check_float_value): Likewise.
33 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
35 * toplev.c (file_name_nondirectory): Remove.
36 * toplev.h: Similarly.
37 * dwarf2out.c (compute_section_prefix): Use lbasename instead
38 of file_name_nondirectory.
40 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
42 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
43 * mips-tfile.c: Don't #undef rindex; not used.
45 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
47 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
48 (dbx64_register_map): Declare.
49 (RETURN_ADDR_RTX): Fix for 64bit.
50 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
51 (INCOMING_FRAME_SP_OFFSET): Set to 8.
52 * i386.c (dbx64_register_map): New global array.
53 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
54 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
57 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
59 * cppfiles.c (search_from): Use lbasename.
60 * mkdeps.c (deps_add_default_target): Use lbasename.
62 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
64 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
65 xcalloc in lieu of malloc, realloc & calloc.
67 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
69 * gengenrtl.c (xmalloc): Likewise.
71 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
72 really_call_* memory allocation routines.
74 * stmt.c (check_for_full_enumeration_handling): Use
75 really_call_calloc, not calloc.
77 * system.h (really_call_malloc, really_call_calloc,
78 really_call_realloc): Define.
79 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
81 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
83 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
85 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
88 * configure.in: Only use `lang_requires' for languages athat are
91 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
93 * invoke.texi: Fix typo.
96 2001-03-09 Zack Weinberg <zackw@stanford.edu>
98 * configure.in: Prune nonexistent files from build_xm_file,
99 xm_file, and host_xm_file lists. Warn unless they're
101 Don't generate *config.h here.
102 AC_SUBST all variables needed to generate *config.h.
103 * configure: Regenerate.
104 * mkconfig.sh: New helper script, from code removed from
106 * Makefile.in: Zap all MALLOC variables - no longer used
107 anywhere, and malloc.c doesn't exist.
108 Substitute in variables needed to generate *config.h.
109 Stop lying about the dependencies contained in CONFIG_H and
111 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
112 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
113 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
114 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
115 $(TM_P_H), etc. as appropriate.
117 * config.gcc: Zap references to deleted files.
118 * ggc-none.c: Don't include rtl.h or tm_p.h.
120 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
121 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
122 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
123 config/i386/xm-linux.h, config/i386/xm-linux.h,
124 config/i386/xm-next.h, config/i386/xm-openbsd.h,
125 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
126 Don't include i386/xm-i386.h.
128 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
129 config/i386/xm-i386.h, config/i860/xm-i860.h,
130 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
131 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
132 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
133 Delete (empty except comments, #includes of other deleted
134 files, and macros used nowhere).
136 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
138 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
139 independent on TARGET_FLAGS.
141 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
143 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
145 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
147 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
149 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
150 LAST_REX_SSE_REG): define.
151 (enum reg_class): Add 'LEGACY_REGS'
152 (REG_CLASS_CONTENTS): Likewise; add extended registers.
153 (SSE_REGNO_P): Recognize extended registers.
154 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
155 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
156 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
157 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
158 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
159 REG_OK_FOR_STRREG_P): Remove.
160 (HI_REGISTER_NAMES): Add extended registers.
161 (ADDITIONAL_REGISTER_NAMES): Likewise.
162 (QI_REGISTER_NAMES): Add 8bit extended registers.
163 (DEBUG_REG): Support extended registers.
164 * i386.c (regclass_map): Add extended registers.
165 (dbx_register-map): Likewise.
166 (svr4_dbx_register_map): Likewise.
167 (print_reg): Support extended registers.
168 (print_operand): Support 64bit operands.
170 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
172 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
173 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
174 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
175 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
176 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
177 STACK_BOUNDARY): Set properly for 64bits.
178 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
179 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
180 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
181 (MOVE_MAX): Set to 16.
182 (MOVE_MAX_PIECES): 8 for 64bit.
183 (Pmode): Set to SImode.
185 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
187 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
189 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
191 * i386.h (mask_64bit): New constant.
192 (target_64bit): New macro.
193 (target_options): Add '64'/'32'
194 (target_default): Define.
195 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
196 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
197 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
199 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
201 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
203 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
205 * rtlanal.c (rtx_varies_p): Check operand 0 of a
206 LO_SUM unless for_alias is set.
208 2001-03-08 Stan Shebs <shebs@apple.com>
210 * objc/objc-act.c: Fix old typos in comments, add comments for
212 (hash_init): Fix file name in error message.
214 (hash_add_attr): Ditto.
215 (continue_class): Ditto.
217 2001-03-08 Bruce Korb <bkorb@gnu.org>
219 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
220 wait4() can receive the signal.
222 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
224 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
226 * fixinc/fixincl.x: Regenerate.
228 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
230 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
232 * fixinc/fixincl.x: Regenerate.
234 2001-03-08 Richard Henderson <rth@redhat.com>
236 * configure.in (HAVE_AS_LEB128): New assembler check.
237 * configure, config.in: Rebuilt.
239 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
241 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
244 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
246 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
247 references to the MAXPATHLEN macro.
249 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
250 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
253 * config/i386/xm-gnu.h, config/xm-gnu.h,
254 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
255 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
256 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
259 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
260 doing so in various xm-*.h files.
262 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
264 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
266 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
268 * configure.in (enable_shared): Support per-package shared-library
270 * configure: Rebuilt.
272 2001-03-07 David Edelsohn <edelsohn@gnu.org>
274 * rs6000.md (cr logic): Add original POWER mnemonic alternative
275 for crnot. Set operands[5] in splitter.
277 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
279 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
280 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
281 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
282 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
283 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
284 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
285 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
288 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
289 config/i370/xm-i370.h, config/i386/xm-dgux.h,
290 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
291 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
292 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
293 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
294 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
295 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
296 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
297 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
298 Delete unused and/or empty files.
300 * config.gcc: Define USG in xm_defines as appropriate. Define
301 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
302 macro. Remove deleted xm-* files from $xm_files variable.
304 2001-03-07 Tom Tromey <tromey@redhat.com>
306 * configure: Rebuilt.
307 * configure.in: Allow config-lang.in to set `lang_requires' to list
308 of other required languages.
310 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
312 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
314 (output_prologue): Use xmalloc not oballoc.
315 (output_epilog): Free a29k_first_epilogue_insn when finished.
316 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
318 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
320 * builtins.c (expand_builtin_mathfn): Check
321 flag_unsafe_math_optimizations, not flag_fast_math.
322 (expand_builtin): Likewise
323 * combine.c (combine_simplify_rtx): Likewise.
324 (simplify_if_then_else): Likewise.
325 * cse.c (fold_rtx): Likewise.
326 * flags.h: Remove flag_fast_math. Add
327 flag_unsafe_math_optimizations and flag_trapping_math.
328 * fold-const.c (negate_expr): Check
329 flag_unsafe_math_optimizations, not flag_fast_math.
330 (invert_truthvalue): Likewise.
331 (fold): Likewise. Before associating operands, check that
332 code == MULT_EXPR, not code != MULT_EXPR.
333 * ifcvt.c (noce_try_minmax): Check
334 flag_unsafe_math_optimizations, not flag_fast_math.
335 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
336 * invoke.texi: Document -funsafe-math-optimizations and
337 -fno-trapping-math. Change documentation for -ffast-math.
338 * jump.c (reversed_comparison_code_parts): Likewise.
339 (rtx_equal_for_thread_p): Likewise.
340 * optabs.c (emit_conditional_move): Likewise.
341 * simplify-rtx.c (simplify_binary_operation): Likewise.
342 (simplify_relational_operation): Likewise.
343 (simplify_ternary_operation): Likewise.
344 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
345 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
346 Add trapping-math and unsafe-math-optimizations entries to f_options.
347 (set_fast_math_flags): New, sets flags for -ffast-math.
348 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
349 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
350 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
352 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
353 (alpha_emit_conditional_move): Initialize local_fast_math to
354 flag_unsafe_math_optimizations, not flat_fast_math.
355 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
356 instead of setting flag_fast_math to 1.
357 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
359 * config/i386/i386.c (override_options): Likewise
360 * config/i386/i386.md: Likewise.
361 * config/m68k/m68k.md: Likewise.
362 * config/mips/mips.md: Likewise.
363 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
364 (rs6000_generate_compare): Likewise.
366 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
368 * Makefile.in: Set RANLIB to @RANLIB@.
371 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
373 * fixinc/inclhack.def (djgpp_wchar_h): New test.
374 * fixinc/fixincl.x: Regenerated.
376 2001-03-07 Richard Henderson <rth@redhat.com>
378 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
380 2001-03-07 Richard Henderson <rth@redhat.com>
382 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
383 of block notes and exception handling notes.
385 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
386 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
387 (compile_file): ... here.
389 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
391 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
393 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
394 config.h now. Include libiberty.h to handle alloca.
396 2001-03-06 Zack Weinberg <zackw@stanford.edu>
398 * c-parse.in (yylexname): New function, split out of _yylex.
399 (objc_rid_sans_at): New table.
400 (init_reswords): Initialize it.
401 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
402 retrieving the next token and checking it for significance as
403 an ObjC keyword or string constant.
405 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
406 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
408 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
411 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
413 * config/m68k/m68k.c (const_uint32_operand): Accept any
414 const_int on a 32-bit host.
416 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
418 * objc/objc-act.c (init_objc): Set save_lang_status,
419 restore_lang_status, and mark_lang_status.
421 2001-03-06 Krister Walfridsson <cato@df.lth.se>
423 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
425 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
427 * cppinternals.texi: Update.
429 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
431 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
432 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
433 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
434 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
435 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
436 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
437 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
438 config/i386/xm-i386.h, config/i860/xm-i860.h,
439 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
440 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
441 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
442 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
443 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
444 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
445 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
446 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
447 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
448 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
449 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
450 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
451 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
452 match the defaults provided in hwint.h.
454 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
455 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
457 * config.gcc (xm_file): Don't set to files which are deleted.
459 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
460 guard this file against these macros being undefined.
462 2001-03-06 Zack Weinberg <zackw@stanford.edu>
464 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
465 and DECL_DEFER_OUTPUT on the decl we create, before calling
466 rest_of_decl_compilation.
468 2001-03-06 Zack Weinberg <zackw@stanford.edu>
470 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
472 * configure, config.in: Regenerate.
473 * config.gcc: Remove references to deleted files.
475 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
476 genrecog.c, rtl.c: Do not use alloca anywhere.
478 * Makefile.in, build-make, system.h, config/x-interix,
479 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
480 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
481 config/arc/xm-arc.h, config/arm/xm-arm.h,
482 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
483 config/h8300/xm-h8300.h, config/i370/x-oe,
484 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
485 config/i386/x-ncr3000, config/i386/x-sco5,
486 config/i386/xm-dgux.h, config/i860/x-sysv4,
487 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
488 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
489 config/m68k/x-hp320g, config/m69k/x-mot3300,
490 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
491 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
492 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
493 config/m88k/x-sysv4, config/m88k/x-tekXD88,
494 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
495 config/mips/x-iris, config/mips/x-iris3,
496 config/mips/x-sni-svr4, config/mips/x-sysv,
497 config/mips/xm-iris6.h, config/mips/xm-mips.h,
498 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
499 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
500 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
501 config/pa/xm-papro.h, config/romp/xm-romp.h,
502 config/rs6000/x-aix31, config/rs6000/x-aix41,
503 config/rs6000/x-beos, config/rs6000/x-lynx,
504 config/rs6000/x-mach, config/rs6000/x-rs6000,
505 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
506 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
507 config/sparc/x-sysv4, config/sparc/xm-linux.h,
508 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
509 config/vax/xm-vms.h: Eradicate all references to alloca and
512 * config/xm-alloca.h, config/clipper/x-clix,
513 config/i386/xm-sysv4.h, config/i860/x-fx2800,
514 config/i860/x-sysv3, config/m88k/x-sysv3,
515 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
516 (contained only alloca related hacks).
518 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
521 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
523 * invoke.texi: Document __FAST_MATH__.
525 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
527 * crtstuff.c: Restore include of auto-host.h.
529 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
531 Put main() in a separate file, so that the language
532 front-end can use a different main().
535 * toplev.c: (main): Rename as toplev_main.
536 * toplev.h: Declare toplev_main.
537 * Makefile.in (OBJS): add toplev.o.
538 (BACKEND): remove toplev.o, add main.o.
540 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
542 * cppfiles.c (search_from): Special case the empty string.
544 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
546 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
547 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
548 strlen or strcpy; we already know the length.
549 (_cpp_compare_file_date): Similarly.
550 * cpphash.h (struct cpp_reader): Delete done_initialising.
551 (CPP_PREV_BUFFER): Delete.
552 * cppinit.c (cpp_start_read): Don't set done_initialising.
553 * cpplex.c (parse_string): Guarantee null-termination.
554 (_cpp_equiv_toklists): Remove.
555 * cpplib.c (glue_header_name): Null-terminate.
556 (do_line): Don't leak memory.
557 * cpplib.h (BT_WEAK): Delete.
558 * cppmain.c (cb_ident): Strings are now null-terminated.
560 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
562 * gcc.c (convert_filename): Append executable suffix
563 if NO_AUTO_EXE_SUFFIX is not defined.
564 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
565 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
567 2001-03-03 David O'Brien <obrien@FreeBSD.org>
569 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
570 * c-parse.gperf, c-gperf.h: Delete.
571 (c-gperf.h was accidently re-added to the CVS repo in the rev
572 1.16 commit by tromey)
574 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
576 * cpplex.c (_cpp_lex_token): Don't warn about directives in
577 macro arguments when looking for the '('.
578 * cppmacro.c (funlike_invocation_p): Set parsing_args to
579 2 when really parsing arguments; 1 when looking for '('.
580 Always restore the lexer position.
582 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
584 * longlong.h (umul_ppmm): Don't use a multiline string.
586 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
588 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
589 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
590 t_bool in declaration because pcc can't combine volatile with typedef
593 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
595 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
596 until when it is really needed.
597 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
598 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
599 * i386.md (float?i?f splitter): Don't force source operand to memory
601 (sse_movdfcc): Fix constraint.
602 (sse_movdfcc splitter): Handle properly the second alternative.
604 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
606 * cpplex.c (parse_string): Unconditionally pedwarn.
608 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
611 * cppexp.c (parse_number): Update.
612 * cpplex.c (parse_string): Pedwarn if multiline string does not
613 result from a system header's macro.
614 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
615 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
616 for function-like macros too.
617 * c-lex.c (lex_number): Update.
619 2001-03-03 Richard Henderson <rth@redhat.com>
621 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
623 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
625 * combine.c (try_combine): If split with mode-changed scratch
626 register didn't work, try the original mode.
628 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
630 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
631 * config/c4x/c4x.h: Likewise.
632 * stor-layout.c (compute_record_mode): Likewise.
633 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
635 2001-03-02 Zack Weinberg <zackw@stanford.edu>
637 * configure.in: Kill tm.h. Include the files in the $tm_file
638 list in all three of config.h, hconfig.h, tconfig.h, after the
639 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
640 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
641 * configure: Regenerate.
642 * Makefile.in (clean): Don't delete tm.h.
644 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
645 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
646 those are not defined, set SEC and FEC to 0 and 1.
647 * gcc.texi: Update to match.
649 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
650 * config/fp-bit.c, config/m68k/aux-crt2.asm,
651 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
652 Include tconfig.h, not tm.h.
654 * config/xm-lynx.h, config/xm-std32.h,
655 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
656 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
657 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
658 config/clipper/xm-clix.h, config/convex/xm-convex.h,
659 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
660 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
661 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
662 config/i386/xm-i386.h, config/i860/xm-i860.h,
663 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
664 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
665 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
666 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
667 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
668 config/pa/xm-linux.h, config/pa/xm-pa.h,
669 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
670 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
671 config/pj/xm-pj.h, config/romp/xm-romp.h,
672 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
673 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
674 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
675 config/v850/xm-v850.h, config/vax/xm-vax.h,
676 config/we32k/xm-we32k.h:
678 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
680 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
681 config/i370/xm-oe.h: Don't include tm.h. Don't define
683 * config/vax/xm-vms.h: Don't include tm.h.
685 * config/xm-lynx.h, config/avr/xm-avr.h,
686 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
687 Delete; made empty by above changes.
688 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
689 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
690 Don't include config/xm-lynx.h or tm.h.
692 * config/xm-gnu.h: Don't include fcntl.h.
693 * config/sparc/xm-lynx.h: Don't include sys/types.h and
695 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
697 2001-03-02 Richard Henderson <rth@redhat.com>
699 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
700 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
702 2001-03-02 Richard Henderson <rth@redhat.com>
704 * Makefile.in (OBJS): Add dwarf2asm.o.
705 * dwarf2asm.c, dwarf2asm.h: New files.
706 * dwarf2out.c (*): Use them.
707 (size_of_uleb128, size_of_sleb128): Remove.
708 (output_uleb128, output_sleb128): Remove.
709 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
710 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
711 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
712 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
713 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
714 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
715 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
716 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
717 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
718 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
719 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
720 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
721 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
722 (dwarf2out_frame_debug): Remove unused variables.
723 (output_loc_operands): Don't abort on 8 byte constants if
724 host integers are wide enough.
725 (output_symbolic_ref): Remove.
726 (size_of_die): Don't assume 4 byte host integers.
727 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
729 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
730 something stupid with HOST_WIDE_INT to long truncation.
731 [CONST_DOUBLE]: Likewise.
733 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
734 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
735 * config/arm/unknown-elf.h: Likewise.
736 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
737 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
738 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
739 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
740 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
741 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
742 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
743 (ASM_OUTPUT_DWARF_OFFSET): Remove.
744 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
745 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
746 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
747 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
749 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
751 * cselib.c (hash_rtx): Cast enums to unsigned int.
753 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
755 * print-rtl.c (print_rtx): Cast enums to int for comparison.
756 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
758 * c-format.c (C_STD_VER): Cast to int for comparisons.
759 (check_function_format): Cast various enums to int for &.
760 (maybe_read_dollar_number): Likewise.
761 (check_format_info): Likewise.
762 (check_format_info_main): Likewise.
763 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
764 (safe_from_p): Likewise.
765 * varasm.c (const_hash): Cast enum to int for %.
766 * emit-rtl.c (init_emit_once): Use int loop variable to work around
767 pcc enum problems with < and ++ operators.
768 * regclass.c (init_reg_sets_1): Cast enums for comparison.
769 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
770 (regclass_init): Change enum class to int to iterate over reg_classes.
771 * genrecog.c (merge_trees): Cast enums for comparison.
772 * rtl.h (GET_CODE): Cast to enum rtx_code.
773 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
774 (GET_MODE): Cast to enum machine_mode.
775 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
776 (GET_NOTE_INSN_NAME): Cast enum to int.
777 * tree.h (TREE_CODE): Cast to enum tree_code.
778 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
779 * timevar.c (timevar_print): Change loop variable id from enum to
781 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
782 * config/i386/i386.md: Use PUT_MODE for mode assignment.
783 * toplev.c (compile_file): Cast enum DFI to int.
784 (decode_d_option): Likewise.
786 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
788 * cppinit.c (append_include_chain): Mark "after" include file name list
789 as a system directory.
790 * cpp.texi: Document new behavior.
792 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
794 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
796 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
798 * cppfiles.c (struct include_file): Update.
799 (stack_include_file): Use search_from.
800 (cpp_included, find_include_file): Update.
801 (cpp_execute_include): Update. ptr->name may not be
802 null terminated. Use the new search_from member variable
804 (_cpp_compare_file_date): Similarly.
805 (search_from): New function, similiar to actual_directory.
806 (actual_directory): Delete.
807 (remap_filename): Update. loc->name may not be null terminated.
808 (struct file_name_list): Rename search_path. Update.
809 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
811 (struct cpp_reader): Remove actual_dirs.
812 * cppinit.c (struct cpp_pending): Update for renamed objects.
813 (append_include_chain, remove_dup_dir, remove_dup_dirs,
814 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
815 * cpplib.h (struct cpp_options): Similarly.
817 2001-03-01 Zack Weinberg <zackw@stanford.edu>
819 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
820 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
821 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
822 config/clipper/xm-clix.h, config/convex/xm-convex.h,
823 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
824 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
825 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
826 config/i370/xm-linux.h, config/i370/xm-mvs.h,
827 config/i370/xm-oe.h, config/i386/xm-aix.h,
828 config/i386/xm-i386.h, config/i386/xm-osf.h,
829 config/i860/xm-i860.h, config/i960/xm-i960.h,
830 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
831 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
832 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
833 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
834 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
835 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
836 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
837 config/pj/xm-pj.h, config/romp/xm-romp.h,
838 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
839 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
840 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
841 config/v850/xm-v850.h, config/vax/xm-vax.h,
842 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
843 Do not define TRUE or FALSE.
845 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
846 empty by above change.
847 * config.gcc: Remove references to these files.
849 * configure.in: Detect stdbool.h.
850 * configure, config.in: Regenerate.
851 * system.h: Include stddef.h here if available.
852 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
853 Then set up a sensible boolean type at the very end.
855 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
856 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
858 * hash.h: Delete 'boolean' typedef and related #undefs.
860 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
861 all uses of 'boolean' with 'bool'.
863 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
865 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
866 * cppexp.c (lex): Cast enums for comparison.
867 * cppinit.c (parse_option): Cast enum for comparison.
868 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
869 (cpp_output_token): Likewise.
870 (cpp_can_paste): Cast enums for comparsion and plus/minus.
871 (cpp_avoid_paste): Cast enums for minus and comparison.
873 2001-03-01 Zack Weinberg <zackw@stanford.edu>
875 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
876 field to all array elements.
878 2001-03-01 Zack Weinberg <zackw@stanford.edu>
880 * cpphash.h (struct cpp_reader): Add print_version field.
881 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
882 just set print_version and other flags as appropriate.
883 (cpp_post_options): Print version here if print_version is set.
885 * toplev.c (exit_after_options): New flag.
886 (independent_decode_option): Don't exit here; just set
888 (main): Exit after calling lang_hooks.post_options if
889 exit_after_options is true.
891 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
892 (merge_include_chains): Adjust comment to match code.
894 2001-03-01 Zack Weinberg <zackw@stanford.edu>
896 * stringpool.c (set_identifier): New function.
897 * tree.h: Prototype it.
899 * c-parse.in: Kill D_YES. If compiled for objc, call
900 save_and_forget_protocol_qualifiers from init_reswords.
901 * objc/objc-act.c (remember_protocol_qualifiers,
902 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
903 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
905 (save_and_forget_protocol_qualifiers): New function.
906 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
908 2001-03-01 Diego Novillo <dnovillo@redhat.com>
910 * c-semantics.c (prune_unused_decls): Return error_mark_node
911 instead of (tree) 1 to stop traversing the tree chain.
913 2001-03-01 Bernd Schmidt <bernds@redhat.com>
915 Fix a problem introduced by Kenner's Feb 18 change.
916 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
917 flag_cse_skip_blocks only temporarily, not for ever.
919 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
921 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
922 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
924 * pa.c (emit_move_sequence): Verify operand0 is a hard register
925 before determining its register class.
927 2001-03-01 Bernd Schmidt <bernds@redhat.com>
929 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
930 from reg 4 if current_function_calls_setjmp.
931 (gen_nop_type): New function.
932 (ia64_emit_nops): New function.
933 (ia64_reorg): Call it.
934 (ia64_sched_reorder): Move code that rotates bundles up a bit.
936 * reload1.c (eliminate_regs_in_insn): Restrict the special case
937 code not to try to optimize adds with anything but a REG destination.
939 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
940 (INSN_PRIORITY_KNOWN): New accessor macro.
941 * haifa-sched.c (priority): Use it instead of testing priority against
944 2001-02-28 DJ Delorie <dj@redhat.com>
946 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
947 since that doesn't work the way gcc wants on a generic m68k.
949 2001-02-28 Richard Henderson <rth@redhat.com>
951 * caller-save.c (save_call_clobbered_regs): Fix typo in
952 comparison last change.
954 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
956 * i386.c (pentium4_cost): New.
957 (m_PENT4): New macro.
958 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
959 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
960 x86_integer_DFmode_moves, x86_partial_reg_dependency,
961 x86_memory_mismatch_stall): Add Pentium4
962 (x86_use_q_reg, x86_use_any_reg): Kill.
963 (override_options): Add pentium4.
964 (incdec_operand): Return 0 for pentium4.
965 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
966 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
967 (TARGET_PENTIUM4): Define.
968 (enum processor_type): Add PROCESSOR_PENTIUM4.
969 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
970 * i386.md (attribute "cpu"): Add pentium4.
971 * invoke.texi (march): Add pentium4.
973 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
975 * i386.md (sse_mov?fcc*): New patterns and splitters.
976 * i386.c (ix86_expand_movcc): Work post-reload; recognize
977 the SSE based conditional moves.
979 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
981 * i386.md (attribute mode): Add "TI".
982 (movsf_1): Add pxor support; remove constant propagation splitter.
983 (movdf_integer): Likewise.
984 (movdf_nointeger): Likewise.
985 (movxf constant prop splitter): Handle all modes; update for SSE.
986 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
987 * i386.c (standard_80387_constant_p): Rewrite.
988 (standard_sse_constant_p): New.
989 * i386-protos.h (standard_sse_constant_p): New.
991 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
993 * i386.md (sse_setccsf, sse_setccdf): New.
994 (sse_cmp* patterns): Use '%D' instead of outputtting condition
996 * i386.c (sse_comparison_operator): Accept the supported unordered
997 comparses; be ready for fast_math.
998 (print_operand): Support 'D'.
1000 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
1002 * jump.c (reversed_comparison_code): Kill.
1004 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
1006 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
1009 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
1011 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
1012 add missing '%' in constraints.
1014 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
1016 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
1017 for HOST_BITS_PER_WIDE_INT == 32 too.
1019 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
1021 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
1023 (insert_save, insert_restore): New parameter save_mode.
1024 (init_caller_save): Update initialization of reg_save_code
1025 and reg_restore_code.
1026 (save_call_clobbered_regs): Compute save_modes and update calls to
1027 reg_save_code and reg_restore_code.
1028 (insert_restore): Unsignetize numbers; use save_modes to choose mode
1029 of spill; update use of reg_restore_code.
1030 (insert_save): Likewise.
1031 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1032 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1033 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1035 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1037 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
1038 noce_try_store_flag_inc, noce_try_store_flag_mask,
1039 noce_try_cmove_arith):
1040 Use reversed_comparison_code instead of reverse_comparison and
1041 can_reverse_comparison_p.
1043 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
1045 * jump.c (reversed_comparison_code_parts): Allow reversal of
1046 unordered compares in -ffast-math mode; reverse ordered compares
1047 for FP even w/o -ffast-math.
1049 2001-02-27 Richard Henderson <rth@redhat.com>
1051 * print-rtl.c (print_rtx) [i]: Don't print field five on
1052 NOTEs other than NOTE_INSN_DELETED_LABEL.
1054 2001-02-27 Zack Weinberg <zackw@stanford.edu>
1056 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
1057 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
1059 2001-02-27 Diego Novillo <dnovillo@redhat.com>
1061 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
1062 even if walk_subtrees is 0.
1063 * c-semantics.c (prune_unused_decls): Return a non-null value to
1064 stop traversing the tree chain.
1066 2001-02-27 DJ Delorie <dj@redhat.com>
1068 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
1069 register, *then* define it as the new CFA.
1071 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
1073 * pa.c (override_options): Promote -fpic to -fPIC.
1074 (legitimize_pic_address): Simplify due to removal of
1075 small PIC as a code generation option.
1076 (secondary_reload_class): Similarly.
1077 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1078 (PRINT_OPERAND_ADDRESS): Similarly.
1079 * pa.md (various patterns): Similarly.
1080 (small pic lo_sum pattern): Remove.
1082 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
1085 * md.texi (min, max): Document
1087 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
1089 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
1090 TARGET_PARTIAL_REG_DEPENDENCY.
1091 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
1093 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
1095 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
1097 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
1099 * mips.c (mips_make_temp_file): Fix thinko in last change.
1101 2001-02-26 Jason Eckhardt <jle@redhat.com>
1103 * combine.c (known_cond): Do not reverse the condition when
1104 SMAX/UMAX is being considered and the condition is for equality
1107 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
1109 2001-02-26 Philip Blundell <philb@gnu.org>
1111 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1113 * config/arm/linux-elf.h: Remove historical relics related to
1114 above configurations.
1115 * config/arm/linux-oldld.h: Delete.
1116 * config/arm/linux-elf26.h: Delete.
1118 2001-02-26 Jason Merrill <jason@redhat.com>
1120 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
1122 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
1123 recognize a tentative definition. Lose obsolete code.
1125 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
1126 variables unless necessary, either.
1128 2001-02-25 Richard Henderson <rth@redhat.com>
1130 * ifcvt.c (struct noce_if_info): Add test_bb.
1131 (noce_get_alt_condition): New.
1132 (noce_try_minmax, noce_try_abs): New.
1133 (noce_operand_ok): New.
1134 (noce_process_if_block): Use them.
1135 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
1137 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
1139 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
1142 2001-02-25 Zack Weinberg <zackw@stanford.edu>
1144 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
1145 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
1147 (mips_asm_file_end): Free temp_filename here.
1149 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1151 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
1152 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
1154 * config/i386/i386.md (movstrsi): Handle FAIL case.
1156 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
1158 * cppinit.c (builtin_array): Update.
1159 (init_builtins): Flag builtins to warn if redefined or
1160 undefined. Define __GXX_WEAK as a normal macro.
1161 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
1162 * cpplib.h (NODE_WARN): New flag.
1163 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
1164 Handle __STDC__ as a builtin only on Solaris.
1165 (warn_of_redefinition): Renamed from check_macro_definition.
1166 Reverse sense of test. Always warn if NODE_WARN.
1167 (_cpp_create_definition): Use warn_of_redefinition. Flag
1168 any macro beginning with "__STDC_" to require a mandatory
1169 warning if redefined or undefined.
1171 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1173 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
1174 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
1175 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
1176 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
1177 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
1178 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
1179 Don't define any of:
1180 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
1181 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
1182 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
1183 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
1184 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
1186 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
1187 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
1190 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
1191 Delete now-empty file.
1193 * alpha/vms.h: Define NEED_ATEXIT here...
1194 * alpha/xm-vms.h: ...not here.
1196 * i386/cygwin.h: Don't define PARAMS.
1197 * mips/mips.c: Don't prototype mktemp. Don't define
1198 P_tmpdir. Use make_temp_file to create temporary files.
1199 Don't be clever and delete temporary files early.
1200 * config.gcc: Drop references to deleted files. Don't define
1202 * gcc.texi: Don't mention USE_PROTOTYPES.
1204 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1206 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
1207 (ix86_set_move_mem_attrs_1): Likewise.
1208 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
1209 * config/i386/i386.md (movstrsi): Call it.
1211 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1213 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
1214 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
1215 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
1216 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
1218 (i750a-*-*): Error here if hosting on i750a.
1219 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
1221 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
1222 Remove (empty modulo comments).
1224 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
1225 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
1226 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
1227 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
1228 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
1229 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
1231 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
1232 Remove reference to winnt.h in comment.
1233 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
1235 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1237 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
1238 used to set another biv.
1240 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1242 * tree.h (BLOCK_DEAD): New macro.
1243 (struct tree_block): New flag, dead_flag.
1244 * print-tree.c (print_node, case 'b'): Print missing fields.
1245 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
1246 * function.c (identify_blocks): Enable test for misplaced notes.
1247 (all_blocks): Skip BLOCK_DEAD blocks.
1248 * integrate.c (integrate_decl_tree): Likewise.
1250 * errors.c (internal_error, trim_filename): New functions.
1251 (fancy_abort): Call internal_error.
1252 * errors.h (internal_error, trim_filename): New declarations.
1254 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
1256 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
1258 (EXTRA_CONSTRAINT): Formatting changes.
1260 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1262 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
1264 2001-02-23 Per Bothner <per@bothner.com>
1266 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
1267 so they can be called from java/jvspec.c.
1268 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
1270 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
1272 * i386.c (ix86_frame): New structure.
1273 (ix86_compute_frame_size): Kill.
1274 (ix86_compute_frame_layout): New.
1275 (ix86_save_reg): New.
1276 (ix86_can_use_return_insn_p): Use frame layout stuff.
1277 (ix86_expand_prologue): Likewise.
1278 (ix86_expand_epilogue): Likewise.
1279 (ix86_initial_elimination_offset): Likewise.
1280 (ix86_nsaved_regs): Use ix86_save_reg.
1281 (ix86_emit_save_regs): Likewise.
1283 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
1285 * flow.c (find_sub_basic_blocks): New function.
1286 (split_block): Be ready for basic block introduced by CODE_LABEL.
1287 (commit_one_edge_insertion): Call find_sub_basic_block.
1289 * flow.c (make_edges): Add edge from entry for blocks starting with
1290 label having ALTERNATE_NAME
1292 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
1294 * function.c (epilogue_done): Be ready for first basic block not
1295 containing PROLOGUE_END note.
1296 (reposition_prologue_and_epilogue_notes): Avoid placing
1297 PROLOGUE_END note between BASIC_BLOCK.
1299 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
1301 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
1303 2001-02-21 DJ Delorie <dj@redhat.com>
1305 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
1306 check for current_function_has_nonlocal_goto from 1999-11-12.
1308 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1310 * diagnostic.c (trim_filename): No longer static.
1311 * toplev.h (trim_filename): Declare.
1312 * rtl.c (rtl_check_failed_bounds): Call internal_error.
1313 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
1314 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
1315 (rtvec_check_failed_bounds): Likewise.
1316 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
1318 * convert.c (convert_to_integer): Don't do unsigned unless result or
1319 both inputs are unsigned.
1321 * fold-const.c (fold_convert): Don't call size_int_type_wide if
1324 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
1326 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
1328 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
1330 * Makefile.in (resource.o): Add params.h dependence.
1331 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
1332 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
1333 * resource.c: Add dependence on params.h.
1334 (current_live_regs): Fix explanatory comment.
1335 (find_basic_block): Add new parameter to permit limiting search
1337 (mark_target_live_regs): Add new argument to find_basic_block call.
1338 (incr_ticks_for_insn): Likewise.
1340 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1342 * diagnostic.c (output_to_stream): Rename to
1343 output_buffer_to_stream. Loses the stream parameter.
1344 (init_output_buffer): Set diagnosic_buffer's stream.
1345 (flush_diagnostic_buffer): Adjust.
1346 (default_print_error_function): Likewise.
1347 (finish_diagnostic): Likewise.
1348 (verbatim): Likewise.
1350 * diagnostic.h (struct output_buffer): Add `stream' field.
1351 (output_buffer_attached_stream): New macro.
1353 2001-02-23 Jakub Jelinek <jakub@redhat.com>
1355 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
1356 check if either operand is divisible by C.
1357 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
1358 If type is signed, consider negative numbers as well.
1360 2001-02-22 Richard Henderson <rth@redhat.com>
1362 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
1363 reach .text instead of gp-relative relocs.
1364 * config/ia64/crtend.asm (.init): Likewise.
1366 2001-02-22 Andreas Jaeger <aj@suse.de>
1368 * extend.texi (C++ Attributes): Fix typo.
1370 2001-02-21 David Mosberger <davidm@hpl.hp.com>
1372 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
1373 functions, drop current_function_args_info.words test.
1374 (ia64_compute_frame_size): Mark syscall_linkage functions as
1375 using eight input registers.
1377 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
1378 Bruce Korb <bkorb@gnu.org>
1380 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
1381 * fixinc/README: Document how to convert sed substitutions
1382 to format style c_fix-es.
1383 * fixinc/fixincl.x: regen
1385 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
1387 * gcc.c: Add comment explaining how to add a command-line option.
1388 Add title to specs language comment.
1390 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1392 * gcc.c (cc1_options): Add "-param".
1393 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
1394 (option_map): Likewise.
1395 * toplev.c (display_help): Add entry for "--param".
1396 (independent_decode_option): Fix typographical error.
1398 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
1399 Bernd Schmidt <bernds@redhat.com>
1400 Jan Hubicka <jh@suse.cz>
1402 * i386.c (function_arg_advance): Pass SSE arguments in registers.
1403 (function_arg): Likewise.
1405 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
1407 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
1409 2001-02-21 Kazu Hirata <kazu@hxi.com>
1411 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
1415 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
1417 * flow.c (init_propagate_block_info): Canon address and use single_set
1418 for killing dead memory stores.
1420 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1422 * Makefile.in (reorg.o): Add params.h dependence.
1423 * params.def: Fix typographical error in comment.
1424 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1425 * params.h: Modify introductory comment.
1426 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1427 * reorg.c: Add dependence on params.h.
1428 (redundant_insn): Add parameterized throttle for search.
1429 (fill_simple_delay_slots): Add a comment explaining a variable.
1430 Move conditional out of loop, simplifying code.
1431 (fill_eager_delay_slots): Fix typographical error in comment.
1433 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
1435 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
1437 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
1438 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
1440 2001-02-21 Jason Merrill <jason@redhat.com>
1442 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
1443 (struct tree_decl): Add uninlinable bitfield.
1444 * c-decl.c (duplicate_decls): Set it.
1445 * integrate.c (function_cannot_inline_p): Check it.
1447 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
1448 DW_AT_MIPS_linkage_name to abstract methods.
1449 (dwarf2out_abstract_function): Emit class context before calling
1450 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
1451 (gen_subprogram_die): Remove obsolete code.
1452 (gen_member_die): Don't include clones in the member list.
1453 (gen_decl_die): Emit abstract info for clone origin.
1454 * dwarfout.c (output_type): Don't include clones in the member list.
1455 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
1456 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
1457 DECL_ABSTRACT on a function that already has it set.
1459 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
1460 (get_subprogram_die): Pass it in.
1462 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
1464 * flow.c (mark_set_1): Make not_dead unsigned long. For
1465 non-pseudos, use it as a bitmask of the hard regs that
1468 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
1470 * cppfiles.c: Update comments.
1471 (_cpp_read_file): Don't check for NULL filenames any more.
1472 * cppinit.c (cpp_start_read): Don't do canonicalization of
1473 in_fname and out_fname. Use the passed file name exclusively.
1474 (_cpp_handle_options): Don't treat "-" as a command line option,
1475 but as a normal filename.
1476 (_cpp_post_options): Canonicalize in_fname and out_fname.
1477 * cppmain.c (printer_init): Don't check out_fname for NULL.
1478 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
1479 (init_c_lex): Update, and use "" to represent stdin to CPP.
1482 2001-02-20 Will Cohen <wcohen@redhat.com>
1484 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
1485 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
1486 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
1489 2001-02-20 Stan Shebs <shebs@apple.com>
1491 * config/rs6000/rs6000.c (output_cbranch): Output branches
1492 on separate lines instead of using ';' to separate.
1494 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
1496 * cppinit.c (set_lang): Move builtin handling to...
1497 (init_builtins): ...here.
1498 (_cpp_create_reader): Move call to set_lang.
1500 2001-02-20 Mark Mitchell <mark@codesourcery.com>
1502 * stmt.c (expand_return): If an attempt is made to return the
1503 error_mar_node, treat the return like a return without a value.
1505 2001-02-19 Zack Weinberg <zackw@stanford.edu>
1507 * sibcall.c (skip_copy_to_return_value): Call
1508 identify_call_return_value here, and return orig_insn if it
1509 returns zero. Hardret and softret arguments now unnecessary.
1510 (call_ends_block_p): Don't call identify_call_return_value here.
1512 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
1514 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
1515 * ggc.h (ggc_mark_if_gcable): Delete prototype.
1517 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
1519 * pa.c (move_operand): Accept code to load the address of a
1520 symbol out of the DLT as a valid move operand.
1521 (print_operand, case 'A'): New to handle generating a DLT
1522 reference for a LO_SUM expression.
1523 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
1524 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
1526 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
1528 * README, cpp.texi, gcc.texi, version.c: Update version number to
1530 * cpp.1, gcov.1, gcc.1: Regenerate.
1532 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
1534 * cppfiles.c (stack_include_file): Generate dependencies
1535 here, and manage include_count here too.
1536 (PRINT_THIS_DEP): Delete.
1537 (_cpp_execute_include): Do not generate dependencies here,
1538 apart from the case of a missing header. Do not manage
1540 (_cpp_read_file): Leave dependency generation to
1543 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
1545 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
1546 target_cpu_default. Remove dead assignment to
1549 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
1551 * regclass.c (contains_reg_of_mode): Make global.
1552 (init_reg_sets): Remove contains_reg_of_mode; take into account
1553 CLASS_MAX_NREGS when looking for the proper mode.
1554 (dump_regclass): Dump only classes considered for the pseudo.
1555 (regclass): Use contains_reg_of_mode.
1557 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
1559 * gcc.c (do_spec_1): 'n' for printing notices.
1560 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
1562 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
1564 * reg-stack.c (next_flags_user): Use current_block->end
1565 (swap_rtx_condition): Look for next user if flags don't die;
1566 give up on CALL_INSNs; use current_block->end.
1568 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1570 * sibcall.c (call_ends_block_p): New function.
1571 (optimize_sibling_and_tail_recursive_call): Use it.
1573 2001-02-18 Kazu Hirata <kazu@hxi.com>
1575 * config/h8300/h8300.md: Update copyright.
1576 (andsi3): Do not output an extra newline character.
1578 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1580 * toplev.c (note_deferral_of_defined_inlined_function): Argument
1581 FNDECL may be unused.
1583 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
1584 follow jumps after first run.
1585 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
1586 it doesn't change any jumps.
1588 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
1590 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
1591 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
1592 (mostlyclean): Corresponding changes.
1593 * rtlanal.c (hard-reg-set.h): Include.
1594 (rtx_unstable_p): Do not treat the argument pointer specially
1595 if it is not a fixed register.
1596 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
1598 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1600 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
1601 against last real insn in basic block.
1602 Rework to avoid gotos.
1604 * Makefile.in (gcse.o): Now includes ggc.h.
1605 * gcse.c: Include ggc.h.
1606 (want_to_gcse_p): Verify expression can be in SET as valid insn.
1607 (try_replace_reg): Remove warning of uninitialize variable.
1608 (process_insert_insn): Call invalid_insn_p to validate insn.
1609 * recog.c (insn_invalid_p): Now global.
1610 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
1611 * recog.h (insn_invalid_p): New declaration.
1613 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
1615 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
1616 assignments from FP constants since 'Y' output code can't handle it.
1617 (eligible_for_sibcall_delay): Likewise.
1619 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
1620 Call fancy_abort directly, passing args.
1621 (print_rtl_and_abort): Now a macro, like fancy_abort.
1623 * final.c (output_operand_lossage): Use internal_error, not error.
1625 2001-02-18 Shane Nay <shane@agendacomputing.com>
1627 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
1628 structure shift insns.
1630 2001-02-18 Mark Mitchell <mark@codesourcery.com>
1632 * invoke.texi (-fsquangle): Remove documentation.
1633 (-fname-mangling-version): Likewise.
1635 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
1637 * optabs.c (expand_abs): Remove reference to
1638 HAVE_contitional_arithmetic.
1639 * combine.c (simplify_set): Likewise.
1641 2001-02-18 Richard Henderson <rth@redhat.com>
1643 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
1646 2001-02-18 Richard Henderson <rth@redhat.com>
1648 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
1650 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
1652 * reload1.c (reload_cse_simplify_set): Fix typo.
1654 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1656 * diagnostic.c (_fatal_insn): Decrement errorcount.
1658 * invoke.texi (-I): Add note avoiding use for system header files.
1660 * rtl.h (add_clobbers): Remove duplicate declaration.
1661 * recog.h (added_clobbers_hard_reg_p): New declaration.
1662 * genemit.c (struct clobber_pat): New field has_hard_reg.
1663 (gen_insn): Record if added clobbers clobber hard reg.
1664 (gen_split): Avoid unused warning if number of operands is 0.
1665 (output_added_clobbers_hard_reg_p): New function.
1668 2001-02-18 Alan Modra <alan@linuxcare.com.au>
1670 * pa.c (hppa_expand_prologue): Simplify code storing return
1671 pointer. For large (>=8k) frames with a post_store, adjust stack
1672 pointer by 8k-64 first rather than by 64. When testing with
1673 VAL_14_BITS_P, always use the actual value rather than the value
1674 negated. Add blockage to prevent scheduling of spills before
1675 stack frame has been created.
1676 (hppa_expand_epilogue): Simplify code loading return pointer.
1677 Allow a slightly larger range for merge_sp_adjust_with_load case.
1678 When testing with VAL_14_BITS_P, always use the actual value.
1680 * pa.c (pa_adjust_insn_length): Check that block move
1681 pattern is a set before looking at operands.
1683 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1685 * fold-const.c (fold_binary_op_with_conditional_arg): New
1686 function, split out from ...
1688 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
1689 conditional arms that throw exceptions.
1691 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
1694 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1696 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
1697 define HAVE_DECL_* to 1 to mask potential backup declarations.
1698 * configure: Regenerated.
1700 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1702 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
1704 2001-02-17 Richard Henderson <rth@redhat.com>
1706 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
1707 when replacing a memory load with a register.
1709 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1710 Jan Hubicka <jh@suse.cz>
1712 * recog.c (validate_replace_src_1): New.
1713 (validate_replace_src_data): Likewise.
1714 (validate_replace_src): Use note_uses.
1715 * rtl.h (note_uses): Declare.
1716 * rtlanal.c (note_uses): New.
1718 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
1720 * reg-stack.c (stack_def): Make field reg unsigned.
1721 (remove_regno_note): Unsignetize parameter.
1723 2001-02-16 Jes Sorensen <jes@linuxcare.com>
1725 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
1726 shladd_operand() call.
1728 2001-02-16 Bruce Korb <bkorb@gnu.org>
1729 Rodney Brown <RodneyBrown@mynd.com>
1731 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
1732 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
1733 machine restrictions
1734 * fixinc/fixincl.x: regen
1736 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1738 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
1740 (hash_scan_insn): Clean up calls to hash_scan_set.
1741 (compute_kill_rd): REGNO now unsigned.
1742 (try_replace_reg): Rework to use simplify_replace_rtx.
1743 (cprop_jump, cprop_cc0_jump): Likewise.
1744 (cprop_insn): Call find_reg_equal_equiv_note.
1745 Reflect changes to cprop_jump and cprop_cc0_jump.
1747 * recog.c (validate_replace_src): Replace in operands of
1748 ZERO_EXTRACT in SET_DEST.
1750 * cse.c (new_label_ref): New variable.
1751 (insert): Set it instead of recorded_label_ref.
1752 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
1753 CODE_LABEL for this function, and not already in REG_LABEL note.
1755 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
1757 * resource.c (mark_referenced_resources): Fix typo in introductory
1759 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
1762 2001-02-16 Jason Merrill <jason@redhat.com>
1764 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
1766 (gen_subprogram_die): Don't abort on seeing a second definition if
1767 the previous one was abstract. Don't replace an abstract instance
1768 in the lookup table.
1770 * dwarf2out.c (dwarf2out_abstract_function): Rename from
1771 gen_abstract_function.
1772 * dwarf2out.h: Declare it.
1773 * toplev.c (note_outlining_of_inline_function): New fn.
1774 * toplev.h: Declare it.
1775 * integrate.c (output_inline_function): Call it.
1776 * c-decl.c (duplicate_decls): Call it when redefining an extern
1777 inline. Don't inline the new defn.
1779 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
1781 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1783 * .gdbinit: Rename to gdbinit.in.
1784 * gdbinit.in: New file,
1785 * configure.in: Generate .gdbinit from gdbinit.in.
1786 * configure: Regenerated.
1787 * Makefile.in (distclean): Always remove .gdbinit.
1789 2001-02-16 Jakub Jelinek <jakub@redhat.com>
1791 * objc/objc-act.c (start_class): Register implemented_classes with
1794 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
1796 * cppfiles.c (_cpp_make_system_header): Generate a file
1799 2001-02-15 Jim Meyering <meyering@lucent.com>
1801 * Makefile.in (install-common): Don't depend on installdirs here.
1802 Instead, make each of the lang.install-common targets (e.g.,
1803 c++.install-common in cp/Make-lang.in) depend on it.
1804 (install-driver): Depend on installdirs.
1806 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1808 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
1810 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
1813 2001-02-15 Mark Mitchell <mark@codesourcery.com>
1815 * invoke.texi (--param): Document.
1817 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
1819 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
1821 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
1823 * i386.md (extendsfdf2_2): Fix constraints.
1825 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
1827 * i386.md (fop_df_3 splitter): Fix operand number.
1829 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
1831 * invoke.texi (-mreg-alloc): Nuke.
1832 * i386.c (ix86_reg_alloc_order, regs_allocated,
1833 order_regs_for_local_alloc): Nuke.
1834 (override_options): Kill reg_alloc code.
1835 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
1836 (REG_ALLOC_ORDER): SSE goes before I387.
1837 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
1838 (ix86_reg_alloc_order): Likewise.
1839 * i386-protos.h (ix86_reg_alloc_order): Kill.
1841 2001-02-14 Richard Henderson <rth@redhat.com>
1843 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
1845 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
1847 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
1849 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
1851 * i386-protos.h (ix86_memory_move_cost): Move offline.
1852 * i386.c (ix86_register_move_cost): Compute properly cost of
1853 SSE, MMX and i387 instructions.
1854 (*_cost): Add costs of SSE/MMX moves.
1855 (ix86_memory_move_cost): Move offline from ....; Likewise.
1856 * i386.h (MEMORY_MOVE_COST): .... here;
1857 (struct processor costs): Add new fields to represent costs
1860 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
1862 * regclass.c (init_reg_sets_1): Reinstall the optimization of
1863 move_cost together with Matt Kraai's fix.
1865 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
1867 * Makefile.in (OBJS): Add params.o.
1869 2001-02-14 Richard Henderson <rth@redhat.com>
1870 DJ Delorie <dj@redhat.com>
1872 * jump.c (jump_optimize_1): When we delete a conditional jump
1873 preceeding a non-conditional jump to effectively the same place,
1874 make sure that the combined jump skips any clobber insns between
1877 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
1879 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
1881 2001-02-14 Mark Mitchell <mark@codesourcery.com>
1883 * Makefile.in (toplev.o): Depend on params.h.
1884 (intergate.o): Likewise.
1885 (params.o): New target.
1886 * flags.h (inline_max_insns): Remove.
1887 * integrate.c: Include params.h.
1888 Use MAX_INLINE_INSNS instead of inline_max_insns.
1889 * params.c: New file.
1890 * params.h: Likewise.
1891 * params.def: Likewise.
1892 * toplev.c: Include params.h.
1893 (lang_independent_params): New variable.
1894 (decode_f_option): Use the param machinery instead of setting
1896 (independent_decode_option): Handle "--param name=value".
1897 (main): Register language-independent parameters.
1899 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
1901 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
1903 2001-02-14 Richard Henderson <rth@redhat.com>
1905 * regclass.c (init_reg_sets_1): Revert last two changes.
1907 2001-02-14 Jakub Jelinek <jakub@redhat.com>
1909 * stor-layout.c (is_pending_size, put_pending_size): New functions.
1910 (variable_size): Call put_pending_size.
1911 * tree.h (is_pending_size, put_pending_size): Add prototypes.
1912 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
1913 sizes list, put newly created SAVE_EXPR there as well.
1915 2001-02-14 Jakub Jelinek <jakub@redhat.com>
1917 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
1918 (errata_find_address_regs): load_group has only 2 entries.
1919 (errata_emit_nops): Likewise. shladd is not problematic.
1920 Clear last_group if nop was emitted.
1921 (fixup_errata): load_group has only 2 entries.
1924 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
1926 * c-lex.c (lex_number): Only warn traditionally for U suffix
1927 outside system macros.
1928 * cppexp.c (parse_number): Similarly.
1929 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
1930 * cppmacro.c (struct cpp_macro): New member node.
1931 (parse_args): Only warn about missing rest args if not
1933 (funlike_invocation_p): Similarly for uninvoked funlike macros.
1934 (cpp_sys_objmacro_p): New.
1935 (_cpp_create_definition): Store the node with the macro defn.
1936 Remember if the macro is defined in a system header.
1938 2001-02-13 DJ Delorie <dj@redhat.com>
1940 * configure.in (check_languages): determine languages to check
1941 * Makefile.in (check-c++): alias for check-g++
1942 (check-f77): alias for check-g77
1943 (CHECK_TARGETS): depend on configured languages
1945 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
1947 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
1948 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
1949 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
1950 (sqrtextendsfdf2): Disable for SSE2.
1952 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1954 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
1955 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
1956 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
1957 (sqrtextendsfdf2): Disable for SSE2.
1959 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
1961 * i386.md (movsfcc_1): Support integer cmove instruction.
1962 (movdfcc_1): Likewise; new splitter.
1964 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
1966 * i386.c (output_fp_compare): Support SSE.
1967 (prepare_fp_compare_args): SSE comparisons always support memory.
1968 * i386.h (TARGET_CMOVE): SSE imply cmove.
1969 * i386.md (cmp?f2): Enable for SSE too.
1970 (cmpfp_i*): Support SSE.
1972 (cmpfp_i_sse_only): New.
1973 (s*, b* fp expanters): Enable for SSE too.
1974 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
1977 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
1979 * regclass.c (init_reg_sets_1): Silence warning.
1981 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
1983 * i386.md (sqrt?f2): Change to expander.
1984 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
1986 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1988 * rtlanal.c (find_reg_equal_equiv_note): New function.
1989 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
1990 (simplify_gen_relational, simplify_replace_rtx): Likewise.
1991 * rtl.h: Add declarations for above functions.
1993 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
1995 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
1997 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
1998 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
1999 * flow.c (mark_regs_live_at_end): Likewise.
2000 (calculate_global_regs_live): Likewise.
2001 * gcse.c (compute_hash_table): Likewise.
2002 (compute_kill_rd): Likewise.
2003 * resource.c (mark_target_live_regs): Likewise.
2004 * rtl.h (INVALID_REGNUM): New macro.
2006 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
2008 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
2010 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
2012 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
2015 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
2017 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
2019 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
2020 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
2021 (fop_sf_1_sse, fop_df_1_sse): New patterns
2022 (fop_*): Disable float_extend and float patterns for SSE compilation.
2023 * i386.c (output_387_binary_op): Support SSE.
2025 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
2027 * i386.md (dummy_extendsfdf2): Support SSE2
2028 (extendsfdf2): Enable if 80387 or SSE2.
2029 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
2030 and no MIX_I387_SSE2
2031 (extendsfdf2_1_sse_only): New pattern.
2032 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
2034 (truncdfsf2_1): Support SSE.
2035 (truncdfsf2_2): Support SSE.
2036 (truncdfsf2_2_1_sse): New pattern.
2037 (fixtruncsfsi2): Always use SSE if available.
2038 (fix_truncsfsi_sse): New pattern.
2039 (fix_truncdfsi_sse): New pattern.
2040 (floatsis?f2): Support SSE.
2041 (floatsidf2_i387): New pattern.
2042 (floatsidf2_sse): Likewise.
2044 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2046 * configure.in: Use "have_gnat" variable, not "gnat".
2047 * configure: Regenerated.
2049 * config/sparc/sparc.c (function_value): Treat all non-record
2050 aggregate types like used to treat UNION_TYPE.
2052 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
2054 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
2055 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
2057 (MASK_MIX_SSE_I387): New.
2058 (TARGET_SSE): SSE2 imply SSE.
2059 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
2060 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
2061 (enum reg_class): Add new classes.
2062 (REG_CLASS_NAMES): Likewise.
2063 (REG_CLASS_CONTENTS): Likewise.
2064 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
2065 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
2066 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
2067 (CLASS_MAX_NREGS): Use new macros.
2068 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
2069 * i386.md (pushsf, movsf): Support SSE.
2070 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
2071 splitters to use ANY_FP_REGNO_P.
2072 (movdf_nointeger, movdf_integer): Likewise.
2074 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2076 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2077 (try_combine): Use it.
2079 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
2081 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
2082 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
2083 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
2084 (REGISTER_MOVE_COST): Likewise.
2085 * i386-protos.h (ix86_secondary_memory_needed,
2086 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
2087 * i386.c (ix86_secondary_memory_needed,
2088 ix86_preferred_reload_class, ix86_register_move_cost): New function.
2090 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
2092 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
2093 (HARD_REGNO_MODE_OK): Move offline to ....
2094 * i386.c (ix86_hard_regno_mode_ok) ... here;
2095 refuse all incorrect modes.
2096 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
2098 2001-02-13 Richard Henderson <rth@redhat.com>
2100 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2101 entire operator; replicate that and match_dup the operands.
2102 (cmp_ccx_arith_op_set): Likewise.
2103 (cmp_cc_arith_op_not_set): Likewise.
2104 (cmp_ccx_arith_op_not_set): Likewise.
2106 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2108 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
2110 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2112 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
2113 (TARGET_NO_BITFIELD_WORD): New macro.
2114 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
2115 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
2117 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2119 * cselib.c: New file, from simplify-rtx.c.
2120 * simplify-rtx.c: Remove cselib parts.
2121 * Makefile.in: Add cselib.o.
2123 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2125 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2126 (setup_incoming_varargs): Remove warning.
2128 * config/rs6000/rs6000.c (validate_condition_mode): When
2129 flag_fast_math, allow floating-point conditionals to be reversed.
2130 (rs6000_generate_compare): When flag_fast_math, don't generate
2131 cror operations for FP conditionals.
2133 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
2135 (ASM_SPEC): Likewise.
2136 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
2137 (CC1_SPEC): Likewise.
2138 (LINK_TARGET_SPEC): Likewise.
2139 (CPP_ENDIAN_SPEC): Likewise.
2140 * Makefile.in (check-consistency): New target.
2142 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
2144 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
2145 "return type defaults" warning for functions with return type
2147 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
2148 function declarations by default rather than only when pedantic.
2150 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
2152 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
2155 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2157 * extend.texi (Deprecated): Deprecate new initializer lists.
2159 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2161 * mkdeps.c (deps_add_default_target): Robustify. Add
2162 basename component only.
2163 * cpp.texi (-M): Describe how default target is generated.
2164 * invoke.texi (-M): Likewise.
2166 2001-02-12 Kazu Hirata <kazu@hxi.com>
2168 * toplev.c (push_float_handler): Remove.
2169 (pop_float_handler): Remove.
2170 * toplev.h: Remove prototypes for the above functions.
2172 2001-02-12 Jakub Jelinek <jakub@redhat.com>
2174 * c-common.c (constant_fits_type_p): New function.
2175 (convert_and_check): Use it.
2177 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2179 * Makefile.in (GXX_ABI_FLAG): Don't define.
2180 * configure.in (--enable-new-gxx-abi): Remove option.
2181 * config.in: Regenerated.
2182 * configure: Likewise.
2184 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
2186 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
2188 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
2189 regular basic block, and arrange for all edges into it to switch
2192 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2194 * Makefile.in (distclean): Do not remove .gdbinit.
2196 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2198 * Makefile.in (gcc.o): Fix typos.
2199 (protize.o): Likewise.
2200 (unprotoize.o): Likewise.
2202 2001-02-11 Richard Henderson <rth@redhat.com>
2204 * tree.c (build1): Check for null operand in last change.
2206 2001-02-11 Richard Henderson <rth@redhat.com>
2208 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
2209 (fold): Don't assume a constant isn't foldable.
2210 * tree.c (build): Set TREE_CONSTANT for an expression with no
2211 side-effects and constant operands.
2214 2001-02-10 Richard Henderson <rth@redhat.com>
2216 * jump.c (squeeze_notes): Revert 2000-05-12 change.
2218 2001-02-10 Anthony Green <green@redhat.com>
2220 * cpp.texi (Standard Predefined): Add documentation for
2223 * c-common.c (combine_strings): Improve warning message.
2225 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
2227 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
2229 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
2231 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
2233 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
2236 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2238 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
2241 2001-02-09 Nick Clifton <nickc@redhat.com>
2243 * config/arm/arm.md: Change output contraint on post inc
2244 load/store multiple patterns to be a read/write contraint.
2246 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
2248 * gcc.c (cpp_options): Delete .d files on error. Don't delete
2249 .o files when using the -M options.
2251 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2252 David Edelsohn <edelsohn@gnu.org>
2254 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
2255 handle DImode constants. Use one TOC entry for SImode and smaller
2256 constants, aligned properly.
2258 2001-02-08 Jason Merrill <jason@redhat.com>
2260 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
2261 about the SP adjustment for saving the static chain pointer.
2262 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
2263 offset when setting a temporary CFA register.
2265 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
2267 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
2268 powerpc-*-chorusos* .
2269 * config/rs6000/chorus.h : New file.
2270 * config/i386/chorus.h : New file.
2271 * config/sparc/chorus.h : New file.
2272 * config/sparc/t-chorus-elf : New file.
2274 2001-02-08 David Edelsohn <edelsohn@gnu.org>
2276 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
2277 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
2278 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
2279 (__WCHAR_TYPE__): Correct macro name.
2281 2001-02-08 Richard Henderson <rth@redhat.com>
2283 * config/i386/i386.c (ix86_frame_pointer_required): New.
2284 (ix86_setup_frame_addresses): New.
2285 (struct machine_funciton): Add accesses_prev_frame.
2286 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
2287 ix86_frame_pointer_required.
2288 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
2289 (SETUP_FRAME_ADDRESSES): New.
2290 * config/i386/i386-protos.h: Update.
2291 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
2292 from FRAME_POINTER_REQUIRED.
2293 * config/i386/svr3gas.h: Likewise.
2294 * config/i386/sysv3.h: Likewise.
2295 * config/i386/v3gas.h: Likewise.
2297 2001-02-08 Richard Henderson <rth@redhat.com>
2299 * config/sparc/sparc.c (function_arg_record_value_3): Fix
2300 calculation of the number of integer registers required.
2301 (function_arg_record_value): Likewise.
2303 2001-02-08 Jason Merrill <jason@redhat.com>
2305 * diagnostic.c (internal_error): Say "confused" after 1 error, not
2306 two. Print file and line with "confused" message.
2308 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
2310 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2312 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
2314 2001-02-08 Bernd Schmidt <bernds@redhat.com>
2316 * final.c (cleanup_subreg_operands): The address of a MEM can
2319 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
2322 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
2324 * gcc.texi (Incompatibilities): Update documentation of
2325 preprocessing numbers.
2327 2001-02-07 Jakub Jelinek <jakub@redhat.com>
2329 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
2331 2001-02-07 Mark Mitchell <mark@codesourcery.com>
2333 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
2335 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
2336 * gcc.c (struct compiler): Add cpp_spec field.
2337 (input_file_compiler): New variable.
2338 (do_spec_1): Allow a particular compiler to handle `%C'
2340 (main): Store the current compiler in input_file_compiler.
2341 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
2343 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
2345 * cpphash.h (struct spec_nodes): Add n_true and n_false.
2346 * cppinit.c (cpp_create_reader): Initialize them.
2347 (append_include_chain): cxx_aware arg might be unused.
2348 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
2349 keywords and give them their phase 7 meaning. Pedwarn about
2350 this unless '__bool_true_false_are_defined' is defined.
2352 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2354 * lcm.c (optimize_mode_switching): Emit mode_set before the
2355 JUMP_INSN of an abnormal edge.
2357 2001-02-07 Bernd Schmidt <bernds@redhat.com>
2359 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
2360 a scheduling barrier at the end.
2362 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
2364 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2366 * config/sh/sh.md (reload_outsf): Removed.
2367 (movsf_ie): Introduce constraints for FPUL loads and stores.
2368 (reload_insf): Broaden the output constraint.
2370 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
2372 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2373 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
2375 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
2377 * final.c: Revert my previous changes.
2378 * output.h: Make profile_label_no extern.
2379 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
2380 for generating label.
2382 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
2384 * config/i386/djgpp.h: Add comments about standard paths.
2385 (MD_EXEC_PREFIX): Undefine before defining.
2386 (MD_STARTFILE_PREFIX): New.
2388 2001-01-30 Bruce Korb <bkorb@gnu.org>
2390 fixinc/fixincl.c(process): Emit error message only if appropriate :)
2391 (load_file): do not rely on load_file_data() to close file pointer
2392 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
2393 fixinc/inclhack.def(irix_limits_const): add test_text
2395 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2397 * cppexp.c (parse_defined): Improve diagnostics for invalid
2400 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2402 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
2404 2001-02-06 Mark Mitchell <mark@codesourcery.com>
2406 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
2407 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
2408 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
2409 (rs6000_output_symbol_ref): New function.
2410 (output_toc): Use VTABLE_NAME_P.
2412 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2414 * print-tree.c (print_node, case PARM_DECL):
2415 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
2417 * stor-layout.c (reference_types_internal): New variable.
2418 (internal_reference_types): New function.
2419 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
2420 * tree.h (internal_reference_types): New declaration.
2422 * cse.c (find_best_addr): Fix typo in computing cost.
2424 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2426 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
2427 and this is the sum of a pointer and a constant, we know the result
2429 (num_sign_bit_copies, case PLUS): Likewise.
2430 * explow.c (convert_memory_address): Remove opposite SUBREG.
2431 * function.c (instantiate_new_reg): New function (from common code).
2432 (instantiate_virtual_regs_1): Call it.
2433 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
2434 if pointers sign- or zero-extend.
2435 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
2436 If pointers extend unsigned, use inside of SUBREG.
2437 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
2439 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
2441 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
2442 subdir of gcc_gxx_include_dir.
2443 (gcc_gxx_target_include_dir): Remove.
2445 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
2447 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
2448 (dwarf2out_frame_debug_expr): Revise introductory comments to add
2449 a high-level description.
2451 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
2453 * final.c: Move the declaration of profile_label_no to ...
2454 * output.h: ... here.
2455 * function.c (expand_function_start): Call PROFILE_HOOK.
2456 * config/rs6000/aix.h: Define PROFILE_HOOK.
2457 * config/rs6000/rs6000-protos.h: output_profile_hook new.
2458 * config/rs6000/rs6000.c (output_profile_hook): Define.
2459 (output_prolog): Do nothing for ABI_AIX as it is taken care by
2460 output_profile_hook.
2461 tm.texi : Explain new macro PROFILE_HOOK.
2463 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
2465 * extend.texi (Extended Asm): Do not say that semicolon is always
2466 a valid line-breaking character for GNU assemblers. Use
2467 newline-tab as the most commonly supported syntax. Use
2468 newline-tab rather than semicolon in multi-insn examples.
2470 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2472 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
2474 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2475 David Edelsohn <edelsohn@gnu.org>
2477 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
2478 code for AIX, even without flag_pic.
2480 2001-02-05 Jakub Jelinek <jakub@redhat.com>
2482 * c-typeck.c (common_type): push and pop binding level around
2483 calling common_type on function parameters.
2485 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
2487 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
2489 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2491 * config/mips/mips.c (override_options): Fix typo in last change.
2492 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
2493 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
2495 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
2497 * invoke.texi (-fdump-class-layout): Document.
2498 (-fdump-translation-unit): Use `=' as filename separator.
2500 2001-02-05 Mark Mitchell <mark@codesourcery.com>
2502 * Makefile.in (s-mlib): Don't build multilibs if
2504 (DRIVER_DEFINES): Adjust accordingly.
2506 (protoize.o): Likewise.
2507 (unprotoize.o): Likewise.
2508 * configure.in: Recognize --enable-multilib.
2510 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2512 * Makefile.in (DRIVER_DEFINES): Fix quoting.
2514 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
2515 * configure.in: Remove --enable-libstdcxx_v3 support.
2516 * configure: Regenerated.
2518 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2520 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
2521 Call abort instead of fatal.
2522 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
2523 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
2524 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
2525 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
2526 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
2527 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
2529 * diagnostic.h (set_internal_error_function): Renamed.
2530 * toplev.h (internal_error): Renamed from fatal.
2531 (pfatal_with_name): Deleted.
2532 (fatal_io_error): Now has printf-style arguments.
2533 * diagnostic.c (pfatal_with_name): Deleted.
2534 (fatal_io_error): Rework to have args in printf-style.
2535 (set_internal_error_function): Renamed from set_fatal_function.
2536 (internal_error): Renamed from fatal.
2537 (error_recursion, fancy_abort): Call internal_error instead of fatal.
2538 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
2539 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
2540 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
2541 * flow.c (verify_flow_info): Likewise.
2542 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
2543 * config/mips/mips.c (save_restore_insns): Likewise.
2545 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
2546 * flow.c (verify_flow_info): Likewise.
2547 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
2548 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
2549 (avr_normalize_condition): Likewise.
2550 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
2551 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
2552 (limit_reload_class, double_reg_to_memory): Likewise.
2553 (print_operand_address, emit_1600_code_shift): Likewise.
2554 (gen_tst_reg, gen_compare_reg): Likewise.
2555 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
2556 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
2558 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
2560 * c-parse.in (methoddef): Call fatal_error instead of fatal.
2561 * objc/objc-act.c (build_ivar_chain): Likewise.
2562 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
2564 * graph.c (clean_graph_dump_file): Likewise.
2565 * profile.c (init_branch_prob): Likewise.
2566 * objc/objc-act.c (objc_init): Likewise.
2568 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
2569 * config/avr/avr.c (avr_override_options): Likewise.
2570 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
2571 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
2572 * config/h8300/h8300.c (h8300_init_once): Likewise.
2573 * config/mips/mips.c (override_options): Likewise.
2574 * config/i386/i386.c (override_options): Likewise, rework.
2575 * config/m68k/m68k.c (override_options): Likewise.
2577 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
2579 * config/mips/mips.c (print_operand): Likewise.
2580 * hash.c (hash_allocate): Don't check for failure returns from
2581 obstack functions that can't fail.
2582 (hash_table_init_n, hash_table_init): Likewise; also now return void.
2583 * hash.h (hash_table_init_n, hash_table_init): Now return void.
2584 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
2585 (get_object_reference): Likewise.
2587 2001-02-04 Nick Clifton <nickc@redhat.com>
2589 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
2590 StrongARM1110, 10TDMI, and 1020T.
2592 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2594 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
2596 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
2598 * config/sh/sh.md (movdf load split): Pass register number to
2599 FP_OR_XD_REGISTER_P.
2601 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2603 * cppinit.c (BC): New macro.
2604 (builtin_array): Add __GXX_WEAK__.
2605 * cpplib.h (builtin_type): Add BT_WEAK.
2606 * cppmacro.c (builtin_macro): Handle BT_WEAK.
2607 * defaults.h (SUPPORTS_ONE_ONLY): Define.
2608 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
2610 2001-02-03 Jakub Jelinek <jakub@redhat.com>
2612 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
2614 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2616 * cpphash.h: Rename _ALIGN POOL_ALIGN.
2617 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2619 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2621 * cpphash.h: Rename ALIGN _ALIGN.
2622 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2624 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
2626 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
2627 compilation environment.
2628 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
2629 control over location of cygwin includes and libs.
2631 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2633 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
2635 2001-02-02 lars brinkhoff <lars@nocrew.org>
2637 * md.texi (Standard Names): remove reference to spur.md.
2639 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2641 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
2642 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
2643 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
2644 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
2645 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
2647 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2649 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
2650 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
2651 number before reload.
2652 (c4x_adjust_cost): Return zero before reload.
2653 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
2654 split before reload.
2656 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2658 * c4x.c (c4x_hard_regno_rename_ok): New.
2659 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
2660 * c4x.h (HARD_REGNO_RENAME_OK): Define.
2662 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2664 * diagnostic.h: Add missing "extern" in all declarations.
2666 2001-02-02 Alex Samuel <samuel@codesourcery.com>
2668 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
2669 as for gcc_gxx_include_dir.
2671 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
2673 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
2675 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2677 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
2678 label before alignment to be used as the braf base address.
2679 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
2681 (casesi_jump_2): Require at least TARGET_SH2.
2683 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
2684 truncation to 32-bit doubles on -m3e and -m4-single-only.
2686 2001-02-02 Mark Mitchell <mark@codesourcery.com>
2688 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
2689 the default when building a shared object.
2690 (init_spec): Use it.
2691 * testsuite/lib/g++.exp: Include the directory where libgcc
2692 is located to the LD_LIBRARY_PATH list.
2693 * invoke.texi (-shared-libgcc): Document the cases in which
2694 GCC defaults to using the shared libgcc.
2696 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2698 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
2699 unsigned is wide enough.
2701 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
2702 (si_to_float): Likewise.
2703 (float_to_si, float_to_usi): Use BITS_PER_SI.
2705 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2707 * dwarf2out.c: Added explanation of abbreviations.
2708 (def_cfa_1): Added comments listing DWARF2 instructions.
2709 (cfa_temp_reg): Removed in favor of cfa_temp.
2710 (cfa_temp_value): Removed in favor of cfa_temp.
2711 (cfa_temp): New global variable.
2712 (dwarf2out_frame_debug_expr): Added extensive introductory
2713 comments explaining the function's transformations. Revised to
2714 use cfa_temp. Added some rtx checking. Generalize IOR case.
2715 (dwarf2out_frame_debug): Revised to use cfa_temp.
2716 (output_aranges): Cast as "unsigned" to avoid warning.
2717 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
2718 explain which instructions must be marked.
2720 2001-02-01 Richard Henderson <rth@redhat.com>
2722 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
2725 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
2727 * config/sh/crt1.asm (main_k): Modified so that start calls
2728 ___setup_argv_and_call_main.
2730 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
2732 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
2733 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
2734 and AVOID_LPASTE is cleared on meeting an unescaped newline.
2735 * cppmacro.c (builtin_macro): Set builtin flags here.
2736 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
2737 (replace_args): Clarify intent.
2738 (cpp_get_token): Macro expansion tokens get the saved flags.
2740 * cppmain.c (scan_buffer): Remove now-redundant print.printed
2743 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2745 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
2748 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2750 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
2751 returns Pmode pseudo, but we need ptr_mode.
2752 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
2753 Remove bogus conversions; use HOST_WIDE_INT for size.
2754 Don't use TARGET if wrong mode.
2756 * config/i386/i386.c (ix86_compute_frame_size): Allow
2757 stack_alignment_needed to be non-default even if size is zero.
2759 2001-01-31 Alan Modra <alan@linuxcare.com.au>
2761 * (hppa_init_pic_save): Emit the pic offset table
2762 reg save after last_parm_insn.
2763 * pa.c (hppa_init_pic_save): New function.
2764 * pa.h (hppa_init_pic_save): Declare.
2765 * pa.md (call, call_value, sibcall, sibcall_value): Use
2766 the above instead of duplicated code.
2768 * pa.c (hppa_encode_label): Correct size of alloca buffer
2769 so we don't overrun it. Correct leading `*' case.
2770 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
2771 need to handle `*@'.
2772 (FUNCTION_NAME_P): Likewise.
2774 2001-01-31 Richard Henderson <rth@redhat.com>
2776 * config.gcc (alpha-osf5): Use float-i128.h.
2778 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
2779 * config/float-i32.h: Likewise.
2780 * config/float-i64.h: Likewise.
2781 * config/float-sh.h: Likewise.
2782 * config/float-sparc.h: Likewise.
2784 2001-01-31 DJ Delorie <dj@redhat.com>
2786 * expmed.c (extract_bit_field): allow non-integral modes if we
2787 want to extract a whole register from itself.
2789 2001-01-31 Jakub Jelinek <jakub@redhat.com>
2791 * c-typeck.c (set_init_index): If first is equal to last, assume as
2792 if it was not a range at all.
2794 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2796 * config/fp-bit.c: Include tm.h.
2797 (float_to_si): Don't assume SImode is 32-bits wide.
2798 (float_to_usi): Likewise.
2800 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
2802 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
2804 (typename): Call pending_xref_error after parsing typed_typespecs.
2805 * c-decl.c (lookup_tag): Give error immediately rather than
2806 leaving it pending if the tag of the wrong type is in the same
2808 (xref_tag): Don't pedwarn for forward declarations of enum types
2810 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
2813 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2815 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
2817 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
2819 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
2820 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
2822 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
2824 * cpphash.h (struct cpp_reader): New saved_flags.
2825 * cppmacro.c (cpp_get_token): Use saved_flags to remember
2826 to avoid a paste after a pasted token.
2828 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2830 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
2831 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
2832 Wtype_MIN instead of LONG_MIN.
2834 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
2836 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
2838 * fixinc/fixincl.x: Regenerated.
2839 * fixinc/inclhack.def (irix_limits_const): New definition to
2840 convert "const" to "__const" in limits.h.
2842 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
2844 * fixinc/genfixes (AG): Fix "autogen4" thinko.
2846 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2848 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
2849 when register dies in the insn.
2851 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
2853 * diagnostic.c (fatal): Fix word wrap.
2855 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
2857 * combine.c (try_combine): Fix SUBREG setting for
2858 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
2860 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2862 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
2865 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
2867 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
2869 * toplev.c (decode_W_option): Update warn_larger_than
2870 unconditionally for each processed switch.
2872 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
2874 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
2876 (hppa_expand_prologue): Delete code to save pic offset table register
2877 in the function prologue.
2878 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
2879 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
2880 table register at the beginning of the function after the prologue.
2882 2001-01-29 lars brinkhoff <lars@nocrew.org>
2884 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
2886 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2887 Jeff Law <law@redhat.com>
2889 * pa.md (return): Revise comment for trivial return.
2890 (return_internal): Non-trivial return pattern for non-PIC code.
2891 (return_internal_pic): Non-trivial return pattern for PIC code.
2892 It uses the PIC register to ensure it is restored after
2894 (epilogue): Generate appropriate return for PIC and non-PIC code.
2896 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
2898 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
2900 2001-01-29 DJ Delorie <dj@redhat.com>
2902 * combine.c (if_then_else_cond): Pass the correct mode to
2903 operand_subword() for constants.
2905 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
2907 * config/i386/cygwin.h: Add w32api to include search. Search different
2908 directories in a cross-build environment.
2910 2001-11-29 Tim Josling <tej@melbpc.org.au>
2912 * tree.h (TYPE_STUB_DECL): Add documentation.
2914 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
2916 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
2917 (sdbout_field_types): Likwise. Fix use of host_integerp.
2919 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
2921 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
2924 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
2926 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
2927 to use flag_gnu_linker.
2929 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
2931 * cpplib.c (T_BAD_DIRECTIVE): Remove.
2932 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
2934 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
2936 * tree.c, tree.h (build_parse_node): Remove; was identical to
2938 * c-lang.c (start_cdtor), objc/objc-act.c
2939 (build_module_descriptor): Use build_nt instead of
2942 2001-01-29 Jakub Jelinek <jakub@redhat.com>
2944 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
2945 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
2946 not have any upper bits set.
2948 2001-01-29 Phil Edwards <pme@sources.redhat.com>
2950 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
2952 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2954 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
2956 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
2958 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
2959 (integer_minus_one_node): Define.
2961 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
2963 * Makefile.in (bootstrap2-lean): Fix typo.
2965 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
2967 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
2968 : Don't set fe_value.
2969 * cpplib.h (AVOID_LPASTE): New flag.
2970 (struct cpp_hashnode): Remove fe_value.
2971 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
2972 * cppmacro.c (builtin_macro): Don't set flags here.
2973 (replace_args): Set AVOID_LPASTE flag on first token of an
2974 argument, and the token following it.
2975 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
2976 macro expansion, and on the token following it. Do it for
2978 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
2980 2001-01-27 Richard Henderson <rth@redhat.com>
2982 * config/alpha/t-ieee: Remove multilibbing.
2983 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2985 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2987 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
2989 * Makefile.in: Remove all dependencies on defaults.h.
2990 * builtins.c: Don't include defaults.h.
2991 * c-common.c: Likewise.
2992 * c-decl.c: Likewise.
2993 * c-pragma.c: Likewise.
2994 * c-typeck.c: Likewise.
2995 * combine.c: Likewise.
2997 * frame-ia64.c: Likewise.
2998 * cppexp.c: Likewise.
2999 * crtstuff.c: Likewise.
3000 * dbxout.c: Likewise.
3001 * dwarf2out.c: Likewise.
3002 * dwarfout.c: Likewise.
3003 * emit-rtl.c: Likewise.
3004 * except.c: Likewise.
3006 * final.c: Likewise.
3007 * frame-dwarf2.c: Likewise.
3008 * libgcc2.c: Likewise.
3009 * optabs.c: Likewise.
3010 * profile.c: Likewise.
3011 * sdbout.c: Likewise.
3012 * toplev.c: Likewise.
3013 * tradcif.y: Likewise.
3015 * varasm.c: Likewise.
3017 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3019 * builtins.c (expand_builtin_fputs): Use size_one_node when
3020 transforming into fwrite.
3022 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3024 * extend.texi (Attribute Syntax): New section.
3026 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3028 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3029 they didn't need fixing.
3031 2001-01-27 Janis Johnson <janis@us.ibm.com>
3033 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3035 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3036 to remove macro definitions that are duplicated from elfos.h.
3038 2001-01-27 Richard Henderson <rth@redhat.com>
3040 * config/i386/sco5gas.h: Move ...
3041 * config/usegas.h: ... here.
3042 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3044 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3046 * c-typeck.c (struct constructor_stack): Add range_stack member.
3047 (really_start_incremental_init): Clear it.
3048 (push_init_level): Save constructor_range_stack and clear it if
3049 pushing explicit braces.
3050 (pop_init_level): abort if constructor_range_stack is non-zero at
3051 explicit closing brace. Restore saved constructor_range_stack if
3054 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3056 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3057 into register was forced into memory.
3059 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3061 * Makefile.in: Remove uses of + before $(MAKE).
3063 2001-01-26 Richard Henderson <rth@redhat.com>
3065 * stmt.c (cost_table): Remove.
3066 (COST_TABLE, cost_table_initialized): New.
3067 (estimate_case_costs): Use the later instead of the former.
3068 (balance_case_nodes): Likewise.
3070 2001-01-26 Richard Henderson <rth@redhat.com>
3072 * alias.c (objects_must_conflict_p): Read-only slots may not
3073 conflict despite having the same type.
3075 2001-01-27 Michael Hayes <mhayes@redhat.com>
3077 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3079 (check_ext_dependant_givs): Initialise u_start_val and
3081 (load_mems): Make last_max_reg unsigned.
3082 (try_swap_copy_prop): Use INSN_P and initialise set.
3084 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3086 * README.AVR : Removed.
3088 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3090 * pa-64.h (text_section): Remove declaration.
3092 * pa.md (return_internal): Remove mode on PIC register use.
3094 2001-01-25 lars brinkhoff <lars@nocrew.org>
3096 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3097 ASM_CLOSE_PAREN): fix typos.
3099 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3101 * acconfig.h: Define `const' to the empty string if neither
3102 __STDC__ nor __cplusplus is defined.
3103 * config.in: Regenerated.
3105 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3107 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3108 * collect2.c (main): Delete importf. Add ".obj" file extension.
3109 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3110 (aix_std_libs): Add additional AIX libraries to skip.
3111 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3112 * config/rs6000/aix51.h: New file.
3114 2001-01-25 Michael Hayes <mhayes@redhat.com>
3116 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3117 (loop_insn_emit_before): No longer static.
3118 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3119 (loop_givs_rescan, load_mems): Likewise.
3120 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3121 (maybe_eliminate_biv_1):
3122 (move_movables): Replace emit_call_insn_before with
3123 loop_call_insn_hoist.
3124 * loop.h (loop_insn_emit_before): Add.
3125 * unroll.c (copy_loop_body): Replace emit_insn_before with
3126 loop_insn_emit_before.
3128 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3130 * diagnostic.c (fatal): Request preprocessed source.
3132 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3134 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3135 olddecl has argument types and newdecl has none, use the argument
3138 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3140 * dwarf2out.c (prefix_of): New function. Determine longest common
3141 prefix of the two arguments. The units are whole path components.
3142 (output_file_names): When adding a new directory find the one entry
3143 with the longest common prefix already in the list. Artificially
3144 generate entry if there is none for this prefix.
3145 Fix test to check whether the zeroth directory entry is used.
3147 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3149 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3150 Changed all callers. Take it into account when deciding if a
3151 previously loaded value matches.
3153 2001-01-24 Richard Henderson <rth@redhat.com>
3155 * reload.c (find_reloads_subreg_address): Fail the substitution
3156 if the resulting address is insufficiently aligned.
3158 2001-01-24 DJ Delorie <dj@redhat.com>
3160 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
3161 check the original operand's mode also.
3162 * simplify-rtx.c (simplify_ternary_operation): Ditto.
3164 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3166 * c-parse.in (cast_expr): Move compound literals from here ...
3167 (primary): ... to here. Use standard terminology "compound
3168 literal" instead of "constructor expression".
3170 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3172 * gcc.1, cpp.1: Regenerate.
3174 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
3176 * calls.c (emit_library_call_value_1): Memory slot for
3177 pass-by-reference argument should have the mode of the argument,
3178 not of the pointer to it.
3180 2001-01-24 Tom Tromey <tromey@redhat.com>
3182 * gcc.texi (G++ and GCC): Mention gcj manual.
3183 (Standards): Link to section of manual mentioning gcj/Java
3186 2001-01-24 Jakub Jelinek <jakub@redhat.com>
3188 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
3189 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
3190 * tradcpp.c (main): Add -imacros or -include'd dependencies
3192 * cpp.texi (-M, -MM): Document -M -include behaviour.
3194 2001-01-24 Roger Collins <roger@ProProject.com>
3196 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
3198 2001-01-24 Will Cohen <wcohen@redhat.com>
3200 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
3201 whether registers are 32 bits or 64 bits in size.
3203 2001-01-24 Ben Elliston <bje@redhat.com>
3205 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
3207 2001-01-24 Richard Henderson <rth@redhat.com>
3209 * config/alpha/alpha.md (builtin_longjmp_internal): New.
3210 (builtin_longjmp): Use it instead of emit_indirect_jump.
3212 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
3214 * bb-reorder.c (make_reorder_chain_1): Handle case where
3215 jump edge goes to the same block as the fallthru edge.
3217 2001-01-23 Jim Wilson <wilson@redhat.com>
3219 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
3220 * frame.h (__ia64_personality_v1): Add prototype.
3221 * libgcc2.c (ia64_throw_helper): Change personality declaration to
3222 prototype form. Add void * cast to first argument to personality
3224 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
3225 (asctoe113): Likewise.
3226 * config/ia64/frame-ia64.c: Include eh-common.h.
3227 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
3229 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
3231 (itanium_split_issue): Add prototype.
3232 (gen_nop_type): Ifdef out.
3233 (find_best_packet): Initialize best_packet.
3234 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
3236 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
3237 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
3238 (flushrs): Add explicit stop bit at end.
3239 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
3242 2001-01-23 Chris Demetriou <cgd@broadcom.com>
3244 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
3246 * libgcc2.c (__terminate_func): Make variable static.
3247 (__terminate_set_func): New function to set __terminate_func.
3248 * libgcc2.h (__terminate_func_ptr): New typedef.
3249 (__terminate_set_func): New function.
3251 2001-01-23 Richard Henderson <rth@redhat.com>
3253 * flow.c (init_propagate_block_info): Don't consider unchanging
3254 memories for dead frame store elimination.
3256 2001-01-23 Richard Henderson <rth@redhat.com>
3258 * varasm.c (UNIQUE_SECTION): Move default implementation ...
3259 * defaults.h: ... here.
3261 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3263 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
3265 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
3267 * c-lex.c (lex_charconst): Fix typo: s/p/str.
3269 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3271 * rs6000.h (rs6000_return_addr): Move prototype from here...
3272 * rs6000-protos.h (rs6000_return_addr): ...to here.
3273 (rs6000_init_expanders): Delete prototype.
3275 2001-01-23 Nick Clifton <nickc@redhat.com>
3277 * invoke.texi: Replace , with \, inside @gccoptlist macros.
3278 (Spec Files): Document %B and %j and %. and %v3 and %M and
3279 %{S*&T} spec switches.
3281 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3283 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
3285 2001-01-23 Chris Demetriou <cgd@sibyte.com>
3286 Neil Booth <neil@daikokuya.demon.co.uk>
3288 * cpperror.c: Merge handlers of PEDWARN and WARNING.
3289 Have -Werror make pedantic warnings errors, like the
3292 2001-01-23 Phil Edwards <pme@sources.redhat.com>
3294 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
3296 2001-01-23 Jakub Jelinek <jakub@redhat.com>
3298 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
3299 * integrate.c (expand_inline_function): Initialize them.
3300 (subst_constants): If changing COMPARE so that both its arguments
3301 will be VOIDmode and the comparison mode will be lost, note
3302 compare_mode. Use the recorded compare_mode to optimize
3305 2001-01-23 Jason Merrill <jason@redhat.com>
3307 * dwarf2out.c (new_die): Use xcalloc.
3308 (output_die): Abort rather than emit a local reference to offset 0.
3310 2001-01-17 Andrew Haley <aph@redhat.com>
3312 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
3313 of a saved register; return NULL instead.
3314 (copy_reg): Take a pointer to a source register rather than a
3316 (next_stack_level): Remember the address in the stack frame of all
3318 Use the saved register pointer array as the source of the CFA.
3319 (throw_helper): Rewrite. Unwind once rather than twice and keep
3320 track of saved registers as we go.
3322 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3324 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
3325 * c4x.c (c4x_legitimize_reload_address): Remove.
3326 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
3327 reload address for ldp(k) insn.
3329 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
3331 * pa.md (return_internal): Add a USE of the PIC register to ensure
3332 it is restored after each call.
3333 (return expander): Corresponding changes.
3335 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3337 * rs6000.h (INIT_EXPANDERS): Delete.
3338 (RETURN_ADDR_RTX): Call rs6000_return_addr().
3339 * rs6000.c (rs6000_override_options): Call *_machine_status from
3341 (rs6000_init_expanders): ...instead of here. Delete.
3342 (rs6000_mark_machine_status): New function.
3343 (rs6000_init_machine_status): Use xcalloc.
3344 (rs6000_return_addr): Generate RTX for the return address.
3345 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
3346 (rs6000_stack_info): Use it.
3348 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
3350 * gthr-win32.h: Include errno.h to get a declaration for
3351 EINVAL and _mingw.h if the target is mingw32.
3353 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
3355 * cpp.texi: Correct typos.
3357 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3359 * explow.c (probe_stack_range): Ensure value passed to
3360 stack_check_libfunc is ptr_mode, not Pmode.
3362 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
3364 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
3365 case, don't use operand_subword to calculate a SUBREG that is
3368 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
3370 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3372 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
3373 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
3374 valid. If not replace it by equivalent insns.
3376 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3378 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
3379 contains SYMBOL_REF, LABEL_REF and CONST_INT.
3380 (c4x_U_constraint, symbolic_address_operand): Likewise.
3381 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
3383 (c4x_r11_set_p, c4x_check_laj_p): New functions.
3384 * c4x-protos.h (c4x_check_laj_p): Add prototype.
3385 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
3386 anulling slot because of silicon bug.
3387 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
3389 2001-01-22 Alan Modra <alan@linuxcare.com.au>
3391 * cppexp.c (parse_charconst): Change `mask' type to agree
3394 2001-01-21 Richard Henderson <rth@redhat.com>
3396 * config/i386/i386.c (ix86_asm_file_end): Disable putting
3397 pic_label_name in a linkonce section.
3399 2001-01-17 Philipp Thomas <pthomas@suse.de>
3401 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
3403 * configure: Regenerate.
3405 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
3407 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
3408 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
3410 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
3412 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
3413 If REVERSE nonzero then condition code in X must be reversed.
3414 (encode_section_info): Optimise if/else.
3415 (avr_function_value): Fix formatting.
3417 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
3418 (difficult_branch): Likewise.
3419 (rvbranch): Likewise.
3420 (difficult_rvbranch): Likewise.
3422 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
3424 * config/avr/libgcc.S: Fix comment.
3426 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3428 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
3430 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3432 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
3434 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3436 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
3437 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
3438 * configure, config.in: Regenerate.
3439 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
3440 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
3441 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
3442 (doprint.o): New rule.
3444 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
3446 * c-typeck.c (digest_init): Handle boolean types as scalars.
3448 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3450 * stmt.c (expand_return): Don't return anything if size is zero.
3451 Delete redundant assignment to BYTES.
3452 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
3454 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
3456 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
3457 the same as the default library function names.
3458 * config/avr/avr.md: Document special characters after '%'.
3459 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
3460 knowing which of the call-used registers are really clobbered.
3461 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
3462 New. Both quotient and remainder from one libgcc.S call.
3463 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
3464 clobber as few registers as possible.
3465 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
3467 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
3469 * cppmacro.c (funlike_invocation_p): Don't move back up to the
3470 context of the top of the stack.
3472 2001-01-20 Jakub Jelinek <jakub@redhat.com>
3474 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
3475 (fixup_var_refs_insns): ...here.
3477 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
3479 * function.c (fixup_var_refs_insns): Break up into
3480 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
3481 [loop over entire insn list], and fixup_var_refs_insns_with_hash
3482 [loop over hash table entries].
3483 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
3484 fixup_var_refs_insns_with_hash, to match above changes.
3486 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
3488 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
3489 (libgcc.a): Likewise.
3490 (stmp-multilib): Likewise.
3491 (STAGE2_FLAGS_TO_PASS): Likewise.
3493 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3495 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
3496 temporary if no_new_pseudos.
3498 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
3500 * cppinternals.texi: Update.
3502 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
3504 * arm.c (arm_init_builtins): Re-enable builtins.
3506 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3508 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
3509 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
3510 element to be null, and always expect an EXPR_LIST.
3511 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
3512 * sched-deps.c (sched_analyze_1): Likewise.
3513 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3515 * regclass.c (max_set_parallel): New variable.
3516 (reg_scan): Take it into account in computation of max_parallel.
3517 (reg_scan_mark_refs, case SET): Compute it.
3519 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
3521 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
3522 * function.c (assign_parms): Use INTVAL for a CONST_INT.
3524 2001-01-19 Jason Merrill <jason@redhat.com>
3526 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
3527 for the abstract instance of an inline function.
3529 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
3530 J"orn Rennecke <amylaar@redhat.com>
3532 * reload1.c (move2add_note_store): Treat all registers directly or
3533 indirectly derived from a base register as members of the same set
3535 (reload_cse_move2add): Adjust accordingly. Take mode and offset
3536 of base register into account.
3538 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
3540 * alias.c (find_base_value): Recognize TRUNCATE.
3541 (record_set): In PLUS case, invalidate if other summand is also a
3544 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3546 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
3547 entry to be EXPR_LIST.
3548 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
3549 be an EXPR_LIST (but not null, which other code doesn't allow).
3550 (note_stores): Properly handle PARALLEL in SET.
3551 Recursively call for top-level PARALLEL.
3552 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
3553 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3555 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
3557 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
3559 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
3560 not pfile->skipping (== 0).
3562 2001-01-17 Nick Clifton <nickc@redhat.com>
3564 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
3567 2001-01-17 Jim Wilson <wilson@redhat.com>
3569 * invoke.texi (IA-64 options): Improve.
3571 2001-01-17 Tom Tromey <tromey@redhat.com>
3573 * invoke.texi (Optimize Options): Use `{}' to around @samp
3576 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
3578 * invoke.texi (-fno-guess-branch-probability): New option.
3580 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3582 * combine.c (try_combine): Don't set i3_subst_into_i2 for
3583 case of making new double-word constant.
3584 Revert last change: instead just test i3_subst_into_i2.
3586 2001-01-17 Jakub Jelinek <jakub@redhat.com>
3588 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
3589 Use q constraints instead of r.
3591 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
3593 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
3594 (machine_function): Define.
3595 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
3596 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
3597 pa_free_machine_status): New functions.
3598 (override_options): Set {init,mark,free}_machine_status to above.
3599 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3600 PIC_OFFSET_TABLE_REGNUM_SAVED.
3601 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3602 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
3603 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
3604 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
3605 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3607 2001-01-15 DJ Delorie <dj@redhat.com>
3609 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
3613 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3615 * flow.c (propagate_on_insn): Make trying to delete a prologue
3616 or epilogue insn an ICE, not a warning. Allow doing this if
3617 the current function returns with stack pointer depressed.
3619 * combine.c (try_combine): If i3_subst_into_i2, properly check for
3620 I3 having more than one SET.
3622 2001-01-16 Jim Wilson <wilson@redhat.com>
3624 * invoke.texi: Document IA-64 options.
3626 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
3627 (fixup_errata): Delete TARGET_A_STEP use.
3628 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
3629 (TARGET_SWITCHES): Delete -ma-step option.
3630 * config/ia64/ia64.md (all FP patterns): Delete %B0.
3631 (movqicc_astep, movqi_internal_astep, movhicc_astep,
3632 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
3633 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
3634 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
3635 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
3637 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3638 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
3639 cmovsi_internal): Delete ! TARGET_A_STEP check.
3641 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3643 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
3644 possibility to report bugs via postal mail. Change a URL and
3645 merge in a nearly duplicate statement...
3646 (Bug Reporting): ...from here.
3647 (Service): Refer to the Bug Reporting section instead of
3649 (Contributing): Remove trivial explanations concerning snapshots.
3651 2001-01-16 Alan Modra <alan@linuxcare.com.au>
3653 * cppmain.c (general_init): Don't use ANSI prototype.
3655 2001-01-16 Tom Tromey <tromey@redhat.com>
3657 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
3659 2001-01-16 Richard Henderson <rth@redhat.com>
3661 * config/i386/i386.h: Fix comment typo.
3662 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
3663 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
3665 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3667 * gcc.c: Revert previous -fsyntax-only-related change; move
3670 2001-01-16 Jakub Jelinek <jakub@redhat.com>
3672 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
3673 inmode after checking GET_CODE (op).
3675 2001-01-16 Richard Henderson <rth@redhat.com>
3677 * flow.c (struct propagate_block_info): Add mem_set_list_len.
3678 (MAX_MEM_SET_LIST_LEN): New.
3679 (propagate_one_insn): Update mem_set_list_len.
3680 (invalidate_mems_from_autoinc): Likewise.
3681 (invalidate_mems_from_set): Likewise.
3682 (mark_used_regs): Likewise.
3683 (init_propagate_block_info): Likewise. Stop collecting memories
3684 when we reach MAX_MEM_SET_LIST_LEN.
3685 (mark_set_1): Likewise.
3687 2001-01-16 Richard Henderson <rth@redhat.com>
3689 * unroll.c (precondition_loop_p): Fail if no iteration
3692 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3694 * gcc.c: When -fsyntax-only is given, do not complain about
3697 2001-01-15 Richard Henderson <rth@redhat.com>
3699 * config/i386/i386.c (asm_output_function_prefix): Remove.
3700 (ix86_asm_file_end): New.
3701 (load_pic_register): Generate pic_label_name into a
3702 staticly allocated buffer.
3703 * config/i386/i386-protos.h: Update.
3704 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
3705 (ASM_FILE_END): New.
3706 * config/i386/i386afe.h: New file.
3707 * config.gcc (i?86-*-elf) [tm_file]: Use it.
3708 (i?86-*-{freebsd,linux*,moss*}): Likewise.
3709 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
3710 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
3711 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
3712 * config/i386/sco5.h (ASM_FILE_END): Likewise.
3713 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
3715 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
3717 * Makefile.in (install-man): Remove explicit dependency on
3720 * configure.in, configure: Revert previous patch requiring perl
3723 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
3725 * toplev.c (flag_guess_branch_prob): New.
3726 (f_options): Add guess-branch-probability option.
3727 (rest_of_decl_compilation): Only estimate branch probability if
3729 (main): set flag_guess_branch_prob.
3731 * flags.h (flag_guess_branch_prob): New.
3733 2001-01-15 DJ Delorie <dj@redhat.com>
3735 * gcc.texi (Makefile): Add documentation for Makefile targets.
3737 2001-01-15 Philip Blundell <philb@gnu.org>
3739 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
3741 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
3742 (is_pic): Delete declaration.
3743 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
3744 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
3745 * config/arm/arm.md (builtin_setjmp_receiver): New.
3747 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3749 * arm.c (use_return_insn): Don't try to determine the function type
3750 until after reload has completed.
3751 (arm_output_epilogue): Don't adjust the sp value recovered from the
3753 (emit_multi_reg_push): Don't record dwarf information for the pc.
3754 * arm.md (eh_epilogue): The function type may have changed, so it
3755 needs to be recalculated.
3756 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
3757 unwind tables on arm/netbsd.
3759 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3761 * arm.md (cbranchsi4): Correct calculation of branch ranges.
3762 (negated_cbranchsi4): Likewise.
3764 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3766 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
3767 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
3768 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
3769 pass -mapcs-* options to assembler.
3770 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
3771 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
3772 (ASM_SPEC): Call subtarget_extra_asm_spec.
3774 2001-01-15 Andreas Jaeger <aj@suse.de>
3776 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
3778 (ix86_expand_builtin): Likewise.
3780 * gencodes.c (output_predicate_decls): Make i size_t to avoid
3781 warning about comparison between signed and unsigned.
3783 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
3785 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
3787 2001-01-14 Ralf Baechle <ralf@gnu.org>
3789 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
3790 SUBTARGET_CPP_SPEC apropriatly.
3792 2001-01-12 Mark Mitchell <mark@codesourcery.com>
3794 * varasm.c (make_decl_rtl): Fix typo in last change.
3796 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
3798 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
3799 linker supports the init_priority C++ attribute.
3800 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
3801 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
3802 linker does not support init_priority C++ attribute.
3804 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
3806 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
3808 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
3810 * c-parse.in (finish_parse): Add comment about cpp_destroy.
3811 * cp/lex.c (finish_parse): Similarly.
3812 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
3813 Return the number of errors encountered.
3814 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
3815 * cppmain.c (main): Don't call cpp_destroy.
3817 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
3819 * configure.in: Require at least perl 5.6.0 to regenerate
3821 * configure: Regenerate.
3823 2001-01-14 Richard Henderson <rth@redhat.com>
3825 * genrecog.c (DT_veclen_ge): New.
3826 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
3827 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
3828 (nodes_identical_1): Handle DT_veclen_ge.
3829 (write_cond, debug_decision_2): Likewise.
3831 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
3833 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
3835 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
3837 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
3839 * cppmain.c (do_preprocessing): New function; most of the old
3841 (main): Call it to do most of the work.
3842 (cb): Move from global scope to set_callbacks ().
3843 (setup_callbacks): Get the callback pointer.
3844 (general_init, printer_init): Clean up code and comments.
3846 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
3848 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
3851 2001-01-14 Kazu Hirata <kazu@hxi.com>
3853 * config/h8300/h8300.c (get_shift_alg): Update comments.
3855 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3857 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
3858 (alloc_page, ggc_alloc): Add casts to remove warnings.
3860 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
3862 * combine.c (simplify_comparison): Don't change `code' when
3863 can't reverse comparison.
3865 2001-01-14 Richard Henderson <rth@redhat.com>
3867 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
3868 update all call sites. Return true for all non-label constants.
3870 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
3872 * i386.c (ix86_expand_compare): Add bypass_test and second_test
3874 (ix86_expand_branch): Update.
3875 (ix86_expand_setcc): Update to handle multiple test conditions.
3876 (expand_int_movcc): Likewise.
3877 (expand_fp_movcc): Likewise.
3878 * i386-protos.h (ix86_expand_compare): New.
3879 * i386.md (andqi_?_slp, orqi_?_slp): New.
3880 (conditional trap expander): Update call to ix86_expand_compare.
3882 2001-01-14 Richard Henderson <rth@redhat.com>
3884 * config/vax/vax.md: Use nonimmediate_operand instead of
3885 general_operand in destinations.
3887 * config/vax/vax.md (indirect_jump): Use register_operand.
3889 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
3890 * config/vax/vax.md (call_pop): Turn into an expander.
3891 (call_value_pop): Likewise.
3892 (call, call_value): New.
3894 2001-01-14 Andreas Jaeger <aj@suse.de>
3896 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
3898 (ix86_fp_compare_mode): Add unused attribute.
3899 (ix86_expand_fp_movcc): Remove unused variable.
3900 (ix86_expand_builtin): Make fcode unsigned.
3902 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
3903 (expand_expr): Add cast to avoid signed warning.
3904 (store_field): Likewise.
3905 (store_constructor_field): Likewise.
3906 (store_constructor): Likewise.
3907 (store_expr): Likewise.
3908 (clear_storage): Likewise.
3909 (emit_group_store): Likewise.
3910 (emit_group_load): Likewise.
3912 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3914 * c-common.c: Move format checking code to ...
3915 * c-format.c: ... here. New file. Reorder some functions and
3917 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
3919 * c-common.h (decl_handle_format_attribute,
3920 decl_handle_format_arg_attribute): Declare.
3921 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
3922 (c-common.o): Adjust dependencies.
3923 (c-format.o): New list of dependencies.
3925 2001-01-13 Jakub Jelinek <jakub@redhat.com>
3927 * unroll.c (loop_iterations): If we cannot prove iteration variable
3928 is set once in each iteration, punt.
3930 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
3932 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
3933 (*strlenhi): Remove clobber (which was buggy) of output address.
3935 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3937 * Makefile.in (generated-manpages): Add gcc.1
3938 ($(srcdir)/gcc.1): New target.
3939 (maintainer-clean): Delete $(srcdir)/gcc.1.
3940 * gcc.texi: Add macros @gccoptlist and @gol.
3941 * invoke.texi: Include option summary in manpage. Mark up option
3942 summary with @gccoptlist and @gol. Use @r in one place where
3944 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
3945 * gcc.1: Generate from invoke.texi.
3947 2001-01-13 Richard Henderson <rth@redhat.com>
3949 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
3950 (struct page_entry): Add group member.
3951 (struct page_group): New.
3952 (struct globals): Add page_groups member.
3953 (alloc_anon): Only define for using mmap; remove valloc call.
3954 (page_group_index): New.
3955 (set_page_group_in_use): New.
3956 (clear_page_group_in_use): New.
3957 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
3958 (free_page, release_pages): Likewise.
3959 * configure.in (with-gc): Default to ggc-page always.
3961 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3963 * reload1.c (replace_pseudos_in_call_usage): Use
3964 reg_equiv_constant and reg_equiv_address, and don't try
3965 regno_reg_rtx first.
3967 2001-01-13 Richard Henderson <rth@redhat.com>
3969 * ggc-page.c (alloc_page): Round up allocation size to one page.
3970 Set e->order on extra pages.
3972 2001-01-13 Richard Henderson <rth@redhat.com>
3974 * genrecog.c (nodes_identical): Expand commentary.
3975 (write_switch): Watch out for identical nodes.
3977 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3979 * cppfiles.c (_cpp_fake_include): New function.
3980 * cpphash.h (_cpp_fake_include): New.
3981 * cpplib.c (do_line): Call _cpp_fake_include when entering
3982 header files in preprocessed input.
3983 * cppmain.c (cb_pragma_implementation): Remove handling.
3984 (setup_callbacks): Don't register pragmas.
3986 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3988 * extend.texi: Udate for CPP.
3990 2001-01-13 Andreas Jaeger <aj@suse.de>
3992 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
3994 * regmove.c: Add prototype for replace_in_call_usage.
3996 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3998 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
3999 struct cpp_chunk, struct htab, struct toklist,
4000 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
4001 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
4002 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
4003 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4004 (struct macro_args): Delete.
4005 * cpphash.h: See above.
4007 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4009 * cppmain.c (struct printer): Remove no_line_dirs.
4011 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4012 : Use options rather than CPP_OPTION.
4013 (setup_callbacks): Use cb rather than pfile->cb.
4014 (main): No need to check for a buffer. Use cpp_errors.
4015 (printer_init): Don't set no_line_dirs.
4016 (maybe_print_line): Use options not no_line_dirs.
4017 (cb_file_change): Don't call print_line if -P.
4019 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4021 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4023 * c-parse.in (finish_parse): Use cpp_errors.
4024 (__yylex): Use return value of cpp_pop_buffer.
4025 * cp/lex.c (finish_parse): Use cpp_errors.
4026 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4028 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4030 * README.AVR: URLs corrected.
4032 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4034 * c-decl.c (start_function): Don't warn if old prototype is builtin
4035 that's not in C's namespace.
4036 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4037 (_bb): Add prototype for ctime.
4038 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4040 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4042 * i386.c (ix86_fp_comparison_arithmetics_cost,
4043 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4044 ix86_fp_comparison_cost): New functions.
4045 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4046 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4047 two-branch sequences; make static.
4048 (ix86_use_fcomi_compare): Do decision according to the costs.
4049 (split_fp_branch): New.
4050 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4051 * i386-protos.h (ix86_expand_fp_compare): Remove
4052 (ix86_split_fp_branch): Declare.
4054 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4055 and ix86_comparison_operator.
4057 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4060 * i386.c (put_condition_code): Output properly the unordered/ordered
4061 compares in fp case.
4062 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4064 * tm.texi (REVERSE_CONDITION): Document.
4065 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4066 in -ffast-math mode.
4067 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4069 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4071 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4073 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4076 * config/sh/sh.c (mova_p): Fix test for mova_const.
4078 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4080 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4081 cpp_get_options rather than dereferencing pfile and using
4083 * scan-decls.c (scan_decls): Use return value of
4084 cpp_pop_buffer rather than CPP_BUFFER.
4086 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4088 * cppinit.c (cpp_handle_option): help_only is now part of the
4089 cpp_options structure.
4090 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4091 cpp_set_callbacks): New functions.
4092 * cpplib.h (cpp_callbacks): Break out as a named structure.
4093 (cpp_options): Move help_only here from cpp_reader.
4094 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4095 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4096 cpp_set_callbacks): New prototypes.
4097 * cppmain.c (main): Update for help_only.
4099 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4101 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4102 Also build and remove and install and uninstall c-tree.info and
4104 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4105 ($(srcdir)/cppinternals.info): New target.
4106 * c-tree.texi: Change file name used when makeinfo used without -o
4107 from ir.info to c-tree.info. Add info directory entry.
4108 * cppinternals.texi: Add info directory entry.
4109 * .cvsignore: Update.
4111 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4113 * c-typeck.c (store_init_value): Don't require constant initializer
4114 elements with -pedantic -std=c99.
4115 (digest_init): Change error about non-constant initializer elements
4117 (constructor_range_end): Remove.
4118 (constructor_incremental, designator_depth,
4119 designator_errorneous): New variables.
4120 (struct constructor_stack): Remove range_end, add incremental.
4121 (struct constructor_range_stack, constructor_range_stack): New.
4122 (struct initializer_stack): Add constructor_range_stack.
4123 (finish_init): Set it.
4124 (start_init): Likewise. require_constant_elements for non-static
4125 trees only if not flag_isoc99.
4126 (really_start_incremental_init): Remove constructor_range_end, add
4127 constructor_incremental.
4128 (pop_init_level): Likewise.
4129 (push_init_level): Likewise. If implicit and the subobject had some
4130 value set already, preinitialize the level with it.
4131 Warn about missing braces only if not pushing due to designators.
4132 (set_designator, push_range_stack): New functions.
4133 (set_init_label): Use them.
4134 (set_init_index): Likewise. Remove constructor_range_end.
4135 Error if designator index is outside of array bounds.
4136 (add_pending_init): Compare values of purpose index trees, not the
4137 trees themselves. Allow overwriting of already initialized element.
4138 Issue a warning if it had side-effects.
4139 (set_nonincremental_init, set_nonincremental_init_from_string): New
4141 (pending_init_member): Rename to...
4142 (find_init_member): ...this function. Call set_nonincremental_init
4143 if necessary. Compare values of purpose index trees, not the trees
4144 themselves. Return the actual value, not just non-zero if something
4146 (output_init_element): Remove checks for duplicates.
4147 If field has zero size, only check the initializer for correctness.
4148 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4149 if constructor_incremental is zero. Change error about initializers
4150 not computable at load time into pedwarn.
4151 (output_pending_init_elements): Compare bit positions, not
4152 FIELD_DECLs to take into account zero-sized fields.
4153 (process_init_element): Use constructor_range_stack to fill all
4154 ranges in the designator lists from current level up.
4155 * extend.texi: Update documentation for labeled elements.
4157 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
4159 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
4160 to function usage for arguments passed by reference. Optimize
4161 callee-copied arguments.
4162 * regmove.c (replace_in_call_usage): New function.
4163 (fixup_match_1): Call it.
4164 * cse.c (cse_insn): Canonicalize registers in function usage.
4165 * reload1.c (replace_pseudos_in_call_usage): New function.
4168 * Makefile.in: Reverted yesterday's wrong patch. Installed the
4171 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4173 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
4176 2001-01-12 DJ Delorie <dj@redhat.com>
4178 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
4179 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
4182 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4184 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
4185 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
4186 -std options alongside references to -ansi. Update some
4187 documentation for C99.
4188 * cpp.1: Regenerate.
4190 2001-01-12 Andreas Jaeger <aj@suse.de>
4192 * haifa-sched.c (restore_line_notes): Remove argument block B
4194 * sched-ebb.c (schedule_ebb): Change caller.
4195 * sched-rgn.c (schedule_region): Likewise.
4196 * sched-int.h (restore_line_notes): Adjust prototype.
4198 * loop.h: Remove wrong declaration of doloop_condition_get.
4200 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4202 * extend.texi: Move C++-extension-related node from the C section
4203 into the C++ section.
4205 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4207 * extend.texi: Refer to an array of pointers to functions instead
4208 of one of functions.
4210 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
4211 Jan Hubicka <jh@suse.cz>
4213 * combine.c (reversed_comparison): Fix typo in last patch.
4215 (combine_reversed_comparison_code): Make static to follow
4216 prototype declaration.
4218 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4220 * install.texi: Remove misplaced duplicate entry.
4222 2001-01-11 Ulrich Drepper <drepper@redhat.com>
4224 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
4226 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
4228 * final.c: (leaf_function_p): Fix typo.
4230 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
4232 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
4233 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
4235 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
4236 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
4237 mmap_anon, and valloc is available.
4238 * ggc-page.c: Restructure ifdef logic to match new autoconf
4239 spec. Don't throw away the test page in init_ggc.
4241 * configure, config.in: Regenerate.
4243 2001-01-12 Michael Hayes <mhayes@redhat.com>
4245 * loop.h (total_biv_increment): Constify iv_class pointer.
4246 (struct induction): Replace `mem_mode' with `mem' rtx.
4247 * unroll.c (total_biv_increment): Constify iv_class pointer.
4248 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
4249 (find_mem_givs, combine_givs_p): Likewise.
4250 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
4252 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
4254 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
4256 (__gthread_getspecific): Ditto.
4258 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
4260 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
4261 put_condition_code): Convert fp comparison codes to integer
4263 (ix86_expand_fp_compare): Postnote the fp comparison code converison
4266 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
4267 * i386-protos.h (no_comparison_operator): Kill.
4269 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
4271 * combine.c (REVERSIBLE_CC_MODE): Remove.
4272 (reversible_comparison_p): Remove.
4273 (combine_reversed_comparison_code): New.
4274 (reversed_comparison): New.
4275 (combine_simplify_rtx): Use
4276 combine_reversed_comparison_code/reversed_comparison instead
4277 of reversible_comparison_p.
4278 (simplify_if_then_else): Likewise.
4279 (simplify_set): Likewise.
4280 (simplify_logical): Likewise.
4281 (if_then_else_cond): Likewise.
4282 (known_cond): Likewise.
4283 (simplify_comparison): Likewise.
4285 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
4287 * builtins.c (std_expand_builtin_va_start): Handle varargs when
4288 sizeof (int) is larger than sizeof(__word__).
4290 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4292 * cppinit.c (do_includes): Fix typo.
4294 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4296 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
4297 in S_REGS does not occur because not all sources are possible
4298 when a S_REGS is a destination (sometimes needs a clobber).
4299 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
4300 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
4301 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
4302 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
4303 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
4304 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
4305 (lshrdi_const1, lshrsi3_const16): Likewise.
4306 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
4307 (*movhi_68hc12, *movqi_68hc12): Likewise.
4308 (movstrictqi): Make sure reloading in D_REGS as a destination
4311 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4313 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
4315 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4317 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
4318 -D, -U and -A, and don't initialize the builtins.
4319 (do_includes): Error if -include or -imacros with -fpreprocessed.
4320 * cppmain.c (cb_define, cb_undef): Unconditionally process
4322 * tradcpp.c (main): Fix typo.
4324 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
4326 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
4327 (read_name_map): Use IS_ABSOLUTE_PATH.
4328 * tradcpp.c (get_filename): Likewise.
4330 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4332 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
4333 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
4334 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
4335 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
4336 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
4337 (cmphi_z_used): Don't use '@' for the output.
4338 (tstqi_z_used): Likewise.
4339 (cmpqi_z_used): Likewise.
4340 (one_cmplsi2): Likewise.
4342 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4344 * config/sh/sh.c (barrier_align): Recognize branch around far
4345 branch and redundant insn.
4347 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4349 * invoke.texi: Restore documentation of the drivers' switches -MD
4352 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4354 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
4356 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
4357 check-objc//%): Support parallel testing of multilibs.
4358 (TESTSUITEDIR): Set to testsuite by default, but override for
4360 (check-gcc, check-g++, check-g77, check-objc): Enter
4363 2001-01-11 Bernd Schmidt <bernds@redhat.com>
4365 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
4366 * sched-deps.c (deps_may_trap_p): Likewise.
4367 * basic-block.h: Remove a comment.
4368 * flow.c (PROP_POSTRELOAD): Remove.
4369 (update_life_info): Don't add it to prop_flags.
4370 (mark_set_1): Lose the code that was enabled by it.
4372 2001-01-11 Michael Hayes <mhayes@redhat.com>
4374 * flow.c (flow_call_edges_add): New.
4375 * basic_block.h (flow_call_edges_add): New.
4377 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
4379 * reload1.c (move2add_note_store): Update reg_set_luid even if
4380 base reg remains the same.
4382 2001-01-10 Nick Clifton <nickc@redhat.com>
4384 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
4385 machine_function structure to zero.
4386 Add prototypes for machine_status functions.
4388 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4390 * c-common.h (CTI_VOID_LIST): Remove.
4391 (void_list_node): Likewise.
4392 * tree.h (TI_VOID_LIST_NODE): New enumeral.
4393 (void_list_node): New macro.
4394 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
4395 * config/i386/i386.c (ix86_init_builtins): Likewise.
4396 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
4398 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4400 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
4401 * cppinit.c (cpp_start_read): Update comment, remove unneeded
4403 * tradcpp.c: Include mkdeps.h.
4404 (deps, print_deps_phony_targets, deps_append, output_deps,
4405 init_dependency_output, output_deps): New.
4406 (deps_buffer, deps_allocated_size, deps_size, deps_column,
4407 deps_output): Delete.
4408 (print_deps_missing_files): Rename deps_missing_files.
4409 (inhibit_output): Make global.
4410 (main): Delete inhibit_output, deps_stream, deps_target.
4411 Use mkdeps functionality in the same way as cpplib. Remove
4412 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
4413 -M and -MM. Remove old handling of deps via deps_out, and
4414 old reading of environment variables.
4415 (get_filename): Update to use deps_add_dep.
4417 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4419 * output.h (make_function_rtl): Remove prototype.
4420 (make_decl_rtl): Likewise.
4421 * varasm.c (make_function_rtl): Remove.
4422 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
4423 than from a third parameter.
4424 * tree.h (make_decl_rtl): Remove last parameter.
4425 * c-decl.c (builtin_function): Remove last argument in call to
4426 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
4427 (start_function): Likewise.
4428 * except.c (call_get_eh_context): Likewise.
4429 * expr.c (emit_block_move): Likewise.
4430 (clear_storage): Likewise.
4431 * profile.c (output_func_start_profiler): Likewise.
4432 * toplev.c (rest_of_decl_compilation): Likewise.
4433 * objc/objc-act.c (create_builtin_decl): Likewise.
4434 (synth_module_prologue): Likewise.
4435 (generate_static_reference): Likewise.
4436 (build_selector_reference_decl): Likewise.
4437 (build_class_reference_decl): Likewise.
4438 (build_objc_string_decl): Likewise.
4439 (build_protocol_reference): Likewise.
4441 2001-01-10 Richard Henderson <rth@redhat.com>
4443 * hwint.h: Revert yesterday's change.
4445 2001-01-10 Nick Clifton <nickc@redhat.com>
4447 * function.h (save_machine_status): Delete.
4448 (restore_machine_status): Delete.
4449 Amend comment describing {init|mark|free}_machine_status.
4451 * function.c (save_machine_status): Delete.
4452 (restore_machine_status): Delete.
4453 Amend comment describing {init|mark|free}_machine_status.
4454 (push_function_context_to): Remove invocation of
4455 save_machine_status.
4456 (pop_function_context_from): Remove invocation of
4457 restore_machine_status.
4459 * emit-rtl.c (init_emit_once): Amend comment describing
4460 {init|mark|free}_machine_status.
4462 * tm.texi (Per-Function Data): New node. Describe the
4463 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
4466 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4468 * cppinit.c (OPT_g): Remove.
4469 (cpp_handle_option): Update for removed -g3.
4470 (print_help): Update.
4471 * cpplib.h (struct cpp_options): Remove debug_output.
4472 * cppmain.c (setup_callbacks, cb_define): Update.
4473 * gcc.c (cpp_options): Translate -g3 to -dD.
4475 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
4477 * config/i960/i960.md: Change modifier to + on the zero_extract
4478 pattern after the (rotate -2 reg) canonicalization pattern.
4480 2001-01-10 Richard Henderson <rth@redhat.com>
4482 * config/alpha/alpha.c (alpha_free_machine_status): New.
4483 (override_options): Install it.
4484 (alpha_mark_machine_status): Verify machine non-null.
4485 * config/i386/i386.c (ix86_free_machine_status): New.
4486 (override_options): Install it.
4487 (ix86_init_machine_status): Use xcalloc.
4488 (ix86_mark_machine_status): Verify machine non-null.
4489 * config/ia64/ia64.c (ia64_free_machine_status): New.
4490 (ia64_override_options): Install it.
4491 (ia64_mark_machine_status): Verify machine non-null.
4493 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
4495 * function.c (instantiate_virtual_regs): Instantiate virtual
4496 registers found in CALL_INSN_FUNCTION_USAGE.
4498 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4500 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
4501 equivalent to -ansi in disabling -Di386.
4503 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
4505 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
4507 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
4509 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
4511 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
4513 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4515 * invoke.texi: Document that -fcond-mismatch isn't supported for
4518 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4520 * gcc.texi: Define macro gcctabopt.
4521 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
4522 @command, @env and @option in some places where appropriate. Use
4523 @gcctabopt where appropriate. Put URLs and email addresses inside
4526 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
4528 * gcc.c (cpp_options): Set MD file name from output
4529 filename, if specified.
4530 (suffix_subst): New static variable.
4531 (do_spec): Clear it.
4532 (do_spec_1, case '.'): Handle new `%.suffix' spec.
4534 (give_switch): Handle suffix_subst.
4536 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4538 * invoke.texi: Fix another typo.
4540 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4542 * invoke.texi: Fix typo.
4544 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4546 * c-lang.c (lang_hooks): Update.
4547 (lang_decode_option): Remove.
4548 (lang_init_options): Rename c_init_options.
4549 * toplev.c (main): Use lang_hooks for lang_init_options
4550 and lang_decode_option.
4551 * toplev.h (lang_hooks): Add 2 new hooks.
4552 * tree.h: Remove lang_init_options and lang_decode_option.
4553 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
4554 * cp/decl2.c: Similarly.
4555 * cp/lex.c (lang_init_options): Rename cxx_init_options.
4556 (lang_hooks): Update.
4557 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
4559 (lang_init_options): Rename ffe_init_options.
4560 (lang_hooks): Update.
4561 (lang_decode_option): Remove.
4562 * java/lang.c (lang_init_options): Rename java_init_options.
4563 (lang_decode_option): Rename java_decode_option.
4564 (lang_hooks): Update.
4565 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
4566 (lang_decode_option): Rename objc_decode_option.
4567 (lang_hooks): Update.
4569 2001-01-09 Nick Clifton <nickc@redhat.com>
4571 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
4572 (d30v_return_addr_rtx): Delete.
4573 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
4574 cfun->machine structure.
4575 (struct machine_function): Move to d30v.h
4576 (d30v_save_machine_status): Delete.
4577 (d30v_restore_machine_status): Delete.
4578 (d30v_init_machine_status): New Function.
4579 (d30v_mark_machine_status): New Function.
4580 (d30v_free_machine_status): New Function.
4581 (d30v_init_expanders): Use new functions.
4582 (d30v_return_addr): Use ra_rtx field in cfun->machine.
4583 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
4584 d30v_return_addr_rtx.
4586 * config/d30v/d30v.h (struct_machine): Move here.
4587 Add eh_epilogue_sp_ofs field.
4589 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
4590 field in cfun->machine structure.
4592 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
4594 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
4595 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
4596 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4598 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
4600 * objc/lang-options.h: Remove bogus reference to
4603 2001-01-09 Kazu Hirata <kazu@hxi.com>
4605 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
4608 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
4610 * reload.c (find_reloads_address): Check for eliminable registers
4611 when substituting a constant expression for a pseudo.
4613 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
4615 * c-common.c (enum format_type): Add format_type_error.
4616 (decode_format_type): New function.
4617 (decl_attributes): Use it.
4618 (format_kind_info): Adjust comment.
4620 2001-01-09 David O'Brien <obrien@BSDi.com>
4622 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
4623 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
4625 * config/i386/gnu.h: Don't include required platform specific .h files,
4626 tm.h will do it instead.
4627 * config/i386/i386elf.h: Likewise.
4628 * config/i386/linux.h: Likewise.
4629 * config/i386/moss.h: Likewise.
4630 * config/mips/gnu.h: Likewise.
4632 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4634 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
4635 (rs6000-ibm-aix3.[01]*): Likewise.
4636 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
4637 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
4638 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
4639 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
4640 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
4641 (powerpc-*-eabiaix*): Likewise.
4642 (powerpc-*-eabisim*): Likewise.
4643 (powerpc-*-elf*): Likewise.
4644 (powerpc-*-eabi*): Likewise.
4645 (powerpc-*-rtems*): Likewise.
4646 (powerpc-*-linux*libc1): Likewise.
4647 (powerpc-*-linux*): Likewise.
4648 (powerpc-wrs-vxworks*): Likewise.
4649 (powerpcle-wrs-vxworks*): Likewise.
4650 (powerpcle-*-sysv*): Likewise.
4651 (powerpcle-*-elf*): Likewise.
4652 (powerpcle-*-eabisim*): Likewise.
4653 (powerpcle-*-eabi*): Likewise.
4654 (powerpcle-*-solaris2*): Likewise.
4655 * config/rs6000/aix31.h: Delete includes.
4656 * config/rs6000/aix3newas.h: Likewise.
4657 * config/rs6000/aix41.h: Likewise.
4658 * config/rs6000/aix43.h: Likewise.
4659 * config/rs6000/beos.h: Likewise.
4660 * config/rs6000/rtems.h: Likewise.
4661 * config/rs6000/sysv4.h: Likewise.
4663 2001-01-09 Kazu Hirata <kazu@hxi.com>
4665 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
4666 Change an argument mode of machine_mode to shift_mode of
4667 shift_mode. Remove an extra error check.
4668 (emit_a_shift): Adopt to the new calling prototype of
4670 (function_prologue): Fix code for a monitor
4671 function. Support H8/S.
4672 (function_epilogue): Do not output pop for a monitor function.
4674 2001-01-09 Nick Clifton <nickc@redhat.com>
4676 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
4677 (setup_incoming_varargs): Use sysv_varargs_p field of the
4678 cfun->machine structure.
4679 (struct machine_function): Move to rs6000.h
4680 (rs6000_save_machine_status): Delete.
4681 (rs6000_restore_machine_status): Delete.
4682 (rs6000_init_machine_status): New Function.
4683 (rs6000_free_machine_status): New Function.
4684 (rs6000_init_expanders): Use new functions.
4686 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
4688 (struct machine_function): Move here.
4690 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
4691 sysv_varargs_p field of the cfun->machine structure.
4693 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
4695 (rs6000_restore_machine_status): Remove prototype.
4697 2001-01-09 Richard Henderson <rth@redhat.com>
4699 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
4700 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
4701 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
4702 (sched_analyze_2, sched_analyze_insn): Likewise.
4703 (sched_analyze, init_deps): Likewise.
4704 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
4705 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
4706 (compute_block_backward_dependences): Update propagate_deps call.
4708 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
4710 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
4712 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4714 * cppinit.c (OPT_MD, OPT_MMD): Restore.
4715 (cpp_handle_option): Handle them.
4716 (cpp_post_options): Ensure one of -M or -MM is specified with
4717 any other -M? option.
4718 (init_dependency_output): Suppress output with -MG.
4720 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4723 * invoke.texi: Update.
4725 2001-01-09 Bernd Schmidt <bernds@redhat.com>
4727 * sh.md (reload_outsf): Generate recognizable patterns for
4730 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4732 * c-lang.c (lang_hooks): Update.
4733 (lang_init): Rename c_init.
4734 (lang_finish): Remove.
4735 * toplev.c (compile_file): Use lang_hooks for lang_init ()
4737 * toplev.h (lang_hooks): Add init () and finish ().
4738 * tree.h (lang_init, lang_finish): Remove.
4739 * cp/tree.h (lang_init, lang_finish): Remove.
4740 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
4741 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
4743 (lang_init, lang_finish): Remove.
4744 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
4745 (lang_hooks): Update.
4746 * java/lang.c (lang_init): Rename java_init.
4747 (lang_finish): Remove.
4748 (lang_hooks): Update.
4749 * objc/objc-act.c (lang_init): Rename objc_init.
4750 (lang_finish): Remove.
4751 (lang_hoooks): Update.
4753 20001-01-09 Graham Stott <grahams@redhat.com>
4755 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
4756 after `ptr` is initialised.
4758 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4760 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
4761 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
4762 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
4763 stack adjusts, instead of r3.
4765 2001-01-09 Michael Hayes <mhayes@redhat.com>
4767 * flow.c (flow_loop_scan): Break out of ...
4768 (flow_loops_find) ... here.
4769 * basic-block.h (flow_loop_scan): New.
4770 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
4771 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
4773 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4775 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
4777 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
4778 realloc()ing macro_buffer.
4780 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4781 if it's wider than long and the target's long is wider than the
4784 2001-01-09 Mark Mitchell <mark@codesourcery.com>
4786 Remove support for using UWIN as a host machine.
4787 * configure.in: Issue an error message.
4788 * configure: Regenerated.
4789 * config.gcc: Remove xm_* UWIN configury.
4790 * config/i386/xm-uwin.h: Remove.
4792 2001-01-08 Nick Clifton <nickc@redhat.com>
4794 * config/v850/v850.c (ra_rtx): Delete.
4795 (v850_save_machine_status): Delete.
4796 (v850_restore_machine_status): Delete.
4797 (v850_init_machine_status): New function.
4798 (v850_mark_machine_status): New function.
4799 (v850_free_machine_status): New function.
4800 (v850_return_addr): Use ra_rtx field in machine structure.
4801 (v850_init_expanders): Use new functions.
4803 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
4804 * config/v850/v850.c: Change arguments to v850_output+* functions
4805 to take a const char *, to avoid compile time warning.
4806 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
4807 (USER_LABEL_PREFIX): Redefine.
4809 2000-01-08 Jim Wilson <wilson@redhat.com>
4811 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
4812 1 to unsigned HOST_WIDE_INT before left shift.
4814 2001-01-08 Nick Clifton <nickc@redhat.com>
4816 * config/arm/arm.c (arm_mark_machine_status): Check to see if
4817 the machine structure has been allocated.
4818 (arm_free_machine_status): New function: Free the machine
4819 specific function structure.
4821 2001-01-08 Richard Henderson <rth@redhat.com>
4823 * jump.c (simplejump_p): Revert last change.
4825 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
4827 * cppinit.c (init): Rename init_library.
4828 (cpp_create_reader): Update.
4829 * gcc.c (cpp_options): If -o given, use it as the target of
4832 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
4834 * arm.c (arm_arch5e): New variable.
4835 (all_cores): XScale is a 5TE device.
4836 (arm_override_options): Set arm_arch5e.
4837 (arm_init_builtins): __builtin_prefetch is in arch5e.
4838 * arm.h (arm_arch5e): Declare it.
4840 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
4842 * arm.md (define_constants): Add defines for UNSPEC and
4843 UNSPEC_VOLATILE insns. Update all users.
4844 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
4845 * arm.c (multi_register_push, note_invalid_constants)
4846 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
4847 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
4848 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
4850 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
4852 * jump.c (jump_optimize_1): Use reversed_comparison_code
4853 instead of can_reverse_comparison_p.
4854 (jump_back_p): Likewise.
4855 (invert_exp_1): Likewise.
4856 (thread_jumps): Likewise.
4857 * simplify-rtx.c (simplify_unary_operation): Likewise.
4858 (simplify_ternary_operation): Likewise.
4859 * cse.c (find_comparison_args): Convert to use
4860 can_reverse_comparison_p.
4861 (record_jump_equiv): Likewise.
4863 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
4865 * arm.h (HARD_REGNO_RENAME_OK): Delete.
4866 (EPILOGUE_USES): Define.
4867 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
4868 automatically stack the LR if it isn't live.
4870 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
4872 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
4875 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
4877 * ggc-page.c (max_alignment): New structure.
4878 (MAX_ALIGNMENT): New macro.
4879 (init_ggc): Use it to round up the sizes in the
4880 extra_order_size_table.
4882 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4884 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
4887 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4889 * builtins.def (BUILT_IN_FPRINTF): New entry.
4891 * c-common.c (c_expand_builtin_fprintf): New function.
4892 (init_function_format_info): Handle __builtin_fprintf.
4893 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
4894 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
4896 * c-decl.c (duplicate_decls): Adjust comment.
4898 * extend.texi (fprintf): Document new builtin.
4900 2001-01-07 Richard Henderson <rth@redhat.com>
4902 * jump.c (simplejump_p): Recognize any single_set jump
4905 2001-01-07 Richard Henderson <rth@redhat.com>
4907 * configure.in (slibdir): Accept an --with-slibdir option.
4908 Use "test" not "[" in configure. Default to $(libdir).
4910 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
4912 * config/t-aix43 (SHLIB_INSTALL): Likewise.
4913 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
4914 (SHLIB_LINK): Create links for the soname.
4915 * config/mips/t-iris6: Likewise.
4916 * config/sparc/t-slibgcc: Likewise.
4917 * config/sparc/t-slibgcc-sld: Likewise.
4919 2001-01-07 Jakub Jelinek <jakub@redhat.com>
4921 * config/i386/i386.c (constant_call_address_operand): Accept
4922 (const (plus (symbol_ref) (const_int))).
4923 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
4924 constant_call_address_operand.
4926 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4928 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
4929 and LONG_LONG_TYPE_SIZE > 32.
4931 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4933 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
4934 the previous change.
4936 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
4938 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
4940 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
4941 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
4942 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
4945 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4947 * fix-header.c (read_scan_file): s/pfile/scan_in/.
4949 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4951 * c-lang.c (c_post_options): Call cpp_post_options.
4952 * objc/objc-act.c (objc_post_options): Similarly.
4953 * cppmain.c (main): Similarly.
4954 * fix-header.c (read_scan_file): Similarly.
4955 * cppinit.c (cpp_start_read): Move option consistency checks
4956 to cpp_post_options. Don't call init_dependency_output.
4957 If needed, add default target and main file dependency.
4958 (OPT_MD, OPT_MMD): Remove.
4960 (cpp_handle_option): Update for OPT_* changes.
4961 (cpp_post_options): New.
4962 (init_dependency_output): Command line -MF overrides environment
4963 variables. Don't set default target etc. Suppress output
4964 if dependencies are going to stdout.
4965 (print_help): Update.
4966 * cpplib.h (cpp_post_options): New.
4967 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
4969 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
4971 * jump.c (comparison_dominates_p): Support unordered compares.
4973 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
4975 * simplify-rtx.c (simplify_relational_operation): Always simplify
4976 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
4979 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
4981 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
4982 (nonzero_bits): Likewise.
4983 (simplify_comparison): Likewise.
4984 (num_sign_bit_copies): Likewise; return more sane value depending
4985 on STORE_FLAG_VALUE.
4986 (known_cond): Do not assume EQ to be always true for equivalent
4989 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
4991 * cse.c (fold_rtx): Handle unordered comparisons.
4993 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
4995 * rtlanal.c (set_of_1): New static function.
4996 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
4997 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
4998 reg_set_last_last_regno): Remove.
4999 (set_of): New global function.
5000 (set_of_data): New structure.
5001 (reg_set_p, reg_set_last): Revamp for set_of.
5002 * rtl.h (set_of): New.
5004 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5006 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5007 * extend.texi: Document _Exit builtin.
5009 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5011 * (initialize, initialize_builtins,
5012 initialize_dependency_output, initialize_standard_includes):
5013 Rename s/initialize/init. Update.
5014 (init_dependency_output): Move to after
5015 cpp_handle_options, the correct location temporally at least.
5016 (opt_comp): Move next to init (), its caller. Fix prototype.
5017 (init): Make "initialized" local scope.
5018 (cpp_create_reader): Always call init ().
5019 (cpp_start_read): Update.
5020 (output_deps): New function, broken out of cpp_finish.
5021 (cpp_finish): Break out output_deps.
5023 2001-01-07 Richard Henderson <rth@redhat.com>
5025 * collect2.c (COFF specific stuff): Revert 12-06 patch
5026 to prototype system functions.
5028 2001-01-07 Michael Hayes <mhayes@redhat.com>
5030 * hard-reg-set.h: Add multiple include guard.
5031 * basic-block.h (struct loop): Add `sink' field.
5032 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5033 (emit_iv_add_mult): Delete.
5034 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5035 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5036 (unroll_loop): Remove end_insert_before argument.
5037 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5038 (maybe_eliminate_biv_1): Likewise.
5039 (emit_iv_add_mult): Delete.
5040 (gen_add_mult, loop_regs_update): New.
5041 (loop_insn_emit_after, loop_insn_emit_before): New.
5042 (loop_insn_sink, loop_insn_sink_or_swim): New.
5043 (emit_iv_add_mult): Delete.
5044 (scan_loop): Set loop->sink.
5045 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5046 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5047 (maybe_eliminate_biv_1): Likewise.
5048 (maybe_eliminate_biv_1): Add basic block argument.
5049 * unroll.c (unroll_loop): Remove end_insert_before argument.
5050 (find_splittable_regs): Likewise.
5051 (find_splittable_regs): Use loop_insn_sink and its ilk.
5052 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5054 2001-01-07 Michael Hayes <mhayes@redhat.com>
5056 * loop.h (loop_insn_hoist): New prototype.
5057 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5058 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5059 (check_dbra_loop, load_mems): Likewise.
5060 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5061 (find_splittable_givs): Likewise.
5063 2001-01-07 Michael Hayes <mhayes@redhat.com>
5065 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5067 2001-01-07 Richard Henderson <rth@redhat.com>
5069 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5071 2001-01-07 Richard Henderson <rth@redhat.com>
5073 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5074 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5075 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5076 variant that handles a shared libgcc.
5077 (process_command): Always validate -{static,shared}-libgcc.
5078 (do_spec_1): New 'M' case.
5079 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5081 2001-01-07 Richard Henderson <rth@redhat.com>
5083 * Makefile.in (slibdir): New variable.
5084 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5085 (installdirs): Create slibdir.
5086 (install-libgcc, install-multilib): Defer to libgcc.mk.
5087 * configure.in (slibdir): Substitute.
5088 * mklibgcc.in (install): New target.
5090 * config/t-linux (SHLIB_LINK): Create links for the soname.
5091 (SHLIB_INSTALL): New.
5092 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5093 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5094 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5095 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5096 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5098 2001-01-07 Richard Henderson <rth@redhat.com>
5100 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5101 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5102 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5104 2001-01-07 Michael Hayes <mhayes@redhat.com>
5106 * loop.c (count_loop_regs_set): Delete.
5107 (load_mems_and_recount_loop_regs_set): Delete.
5108 (loop_regs_scan): Merge common code from count_loop_regs_set,
5109 scan_loop, and load_mems_and_recount_loop_regs_set.
5110 (scan_loop): Call load_mems directly and loop_regs_scan
5111 again if new registers created.
5113 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5115 * toplev.c (main): Call the front-end specific post_options
5116 hook if one is given.
5117 * toplev.h (struct_lang_hooks, lang_hooks): New.
5118 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5119 for the C front end.
5120 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5121 lang_hooks for the C++ front end.
5122 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5123 lang_hooks for the ObjC front end.
5124 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5125 * java/lang.c (lang_hooks): Hooks for the Java front end.
5127 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5129 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5130 for verbose DWARF[2] debugging.
5131 (cb_define, cb_undef): The new callbacks.
5132 * toplev.h (debug_define, debug_undef): Make const correct.
5133 * toplev.c (debug_define, debug_undef): Similarly. Do not
5134 perform the verbosity tests here anymore.
5136 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5138 * reload.c (subst_reloads): Take INSN argument. When
5139 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5140 * reload.h (subst_reloads): Adjust prototype.
5141 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5142 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5143 present in JUMP_INSNs and copy them to JUMP_LABEL.
5144 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5145 JUMP_INSNs and insns with REG_LABELs that are followed by
5146 JUMP_INSNs with the same REG_LABEL.
5147 * sched-rgn.c (is_cfg_nonregular): Likewise.
5148 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5150 * unroll.c (unroll_loop): Look for REG_LABEL notes in
5152 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
5154 2001-01-06 Richard Henderson <rth@redhat.com>
5156 * loop.c (scan_loop): Use xcalloc for the regs array.
5157 (load_mems_and_recount_loop_regs_set): Zero the new memory
5158 received from xrealloc.
5160 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
5162 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
5164 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
5166 * integrate.c (copy_rtx_and_substitute): When copying
5167 an ignored return value, strip REG_FUNCTION_VALUE_P.
5169 2001-01-06 Michael Hayes <mhayes@redhat.com>
5171 * loop.c (debug_biv, debug_giv): New.
5172 (loop_biv_dump): Break out from ...
5173 (record_biv): ... here.
5174 (loop_giv_dump): Break out from ...
5175 (record_giv): ... here.
5176 (loop_bivs_check): Use print_simple_rtl.
5177 * unroll.c (loop_iterations): Use print_simple_rtl.
5179 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5181 * pa.md (return, return_internal): Modify patterns to prevent regrename
5182 mucking with the return pointer.
5184 2001-01-05 Richard Henderson <rth@redhat.com>
5186 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
5188 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
5190 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
5191 version supplied by Matteo Frigo.
5193 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5195 * cpp.texi: Update for -MQ.
5196 * cppinit.c (cpp_create_reader): Always create pfile->deps.
5197 (cpp_cleanup): Always free pfile->deps.
5198 (initialize_dependency_output): Don't create pfile->deps.
5199 (cpp_handle_option): Similarly.
5201 * gcc.c (cpp_options): Handle -MQ.
5202 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5203 * mkdeps.c (base_name): Remove.
5204 (deps_init): Don't allocate vector space until it's needed.
5205 (deps_free): Only free vectors if allocated.
5206 (deps_add_target, deps_add_dep): Update for initial allocation.
5207 (deps_add_default_target): Don't strip to the base_name.
5209 2001-01-05 DJ Delorie <dj@redhat.com>
5211 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
5212 (INIT_EXPANDERS): Define.
5214 * config/v850/v850.c (struct machine_function): Define.
5215 (v850_save_machine_status): New function.
5216 (v850_restore_machine_status): New function.
5217 (v850_return_addr): New function.
5218 (v850_init_expanders): New function.
5220 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
5221 and v850_init_expanders.
5223 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5225 * cpplib.h (struct cpp_reader): Add help_only field.
5226 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
5227 (cpp_handle_option): Set pfile->help_only if we see -h,
5228 --help, -target-help, or --version. Print version string but
5229 do not set help_only if we see -v or -version. Make text
5230 printed by -v match that printed by (-)-version.
5232 * cppmain.c (main): Exit after option parsing if
5233 pfile->help_only is true.
5235 * toplev.c (independent_decode_option): Call print_version,
5236 then exit, if we see --version (but not -version).
5237 (print_version): Split lengthy message into two lines.
5239 2001-01-05 Nick Clifton <nickc@redhat.com>
5241 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
5242 temporary string for initialisation before calling ggc_alloc_string.
5244 2001-01-06 Michael Hayes <mhayes@redhat.com>
5246 * rtl.h (print_simple_rtl): New.
5247 * print-rtl.c (print_simple_rtl): New.
5249 (print_rtx): Disable printing of flags and modes, etc.,
5250 if `flag_simple` nonzero.
5252 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5254 * function.c (fixup_var_refs): Use push_to_full_sequence where
5257 2001-01-05 Michael Meissner <meissner@redhat.com>
5259 * flags.h (flag_reorder_blocks): Add declaration.
5260 (flag_rename_block): Ditto.
5262 2001-01-05 DJ Delorie <dj@redhat.com>
5264 * function.c (reorder_blocks): Make sure the flags are all reset
5265 before using them to mark blocks, else a second invocation will
5266 corrupt the block chain.
5267 (reorder_blocks_0): New, resets the flags.
5269 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
5271 * cse.c (find_comparison_args): Stop if the argument is known to
5274 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5276 * config/sh/sh.md (movdf): When splitting load into pair of
5277 registers, don't clobber the register used in the address too
5280 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
5282 * varasm.c (mark_constant_pool): Improve initial comments.
5283 (mark_constants): Move marking of constants to mark_constant.
5284 (mark_constant): New function to recursively mark all constants
5285 referred to by a constant.
5287 2001-01-05 Catherine Moore <clm@redhat.com>
5289 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
5291 2001-01-05 Phil Edwards <pme@sources.redhat.com>
5293 * cp/lang-options.h: Bring comment in line with reality.
5294 * f/lang-options.h: Likewise.
5295 * java/lang-options.h: Likewise.
5296 * objc/lang-options.h: Likewise.
5297 * ch/lang-options.h: Likewise.
5298 * f/g77.texi: And update the manual.
5300 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
5301 Denis Chertykov <denisc@overta.ru>
5303 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
5304 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
5305 * config/avr/avr.md (all peepholes that request a scratch register):
5306 Call it, FAIL the peephole if not safe (in interrupt functions).
5308 2001-01-05 Mark Mitchell <mark@codesourcery.com>
5310 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
5312 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
5314 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
5316 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
5317 BUILT_IN_CREAL and BUILT_IN_CIMAG.
5318 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
5319 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
5320 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
5322 * extend.texi: Document these builtins.
5324 2001-01-05 Daniel Berlin <dberlin@redhat.com>
5326 * c-common.c (lang_get_alias_set): Say we know nothing of
5327 VECTOR_TYPE aliasing.
5329 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
5331 2001-01-05 Bruce Korb <bkorb@gnu.org>
5333 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
5334 their x* equivalent versions for atexit-less systems
5335 * fixinc/fixincl.c(main): do not return from main() on atexit-less
5336 systems (or any other system any more).
5338 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
5340 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
5341 output operands. Use arm_hard_register_operand for operand 4.
5342 (stmsi_postinc): Similarly.
5343 (ldmsi): Use arm_hard_register_operand for opernand 2.
5345 * arm.c (arm_hard_register_operand): New function.
5346 * arm-protos.h (arm_hard_register_operand): Prototype it.
5348 * arm.h (HARD_REGNO_RENAME_OK): Define.
5350 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
5352 * simplify-rtx.c (cfc_args): add "unordered" field.
5353 (check_fold_consts): Set unordered field.
5354 (simplify_relational_operation): Simplify the unordered
5357 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
5360 * emit-rtl.c (try_split): Fix code to mark labels.
5361 * jump.c (mark_jump_label): Make global.
5362 * rtl.h (mark_jump_label): Declare.
5364 * predict.c (estimate_probability): Handle unordred comparisons.
5366 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5368 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
5369 * cppinit.c (initialize_dependency_output): Update.
5370 (cpp_finish): Output dummy targets for -MP.
5372 (cpp_handle_option): Handle -MP. Don't quote -MT options.
5373 * cpplib.h (struct cpp_options): Add deps_phony_targets.
5374 * gcc.c (cpp_options): Update to handle -MP.
5375 * mkdeps.c (deps_add_target, deps_add_default_target): Update
5376 to quote only the default target.
5377 (deps_phony_targets): Insert a preceding newline. Rename from
5378 deps_dummy_targets for consistency.
5381 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5383 * calls.c (emit_library_call_value_1): Support
5384 INIT_CUMULATIVE_LIBCALL_ARGS.
5385 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
5387 2001-01-04 Richard Henderson <rth@redhat.com>
5389 * c-decl.c (finish_struct): Detect flexible array members
5390 used in an inappropriate context.
5391 * c-typeck.c (really_start_incremental_init): Special case
5392 constructor_max_index for zero length arrays.
5393 (pop_init_level): Allow initialization of flexible array
5394 members. Deprecate initialization of zero length arrays.
5395 Don't issue missing initializer warning for flexible array
5396 members or zero length arrays.
5397 (process_init_element): Don't dereference null DECL_SIZE.
5398 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
5399 Don't abort for empty constructors. Use size_binop
5400 (output_constructor): Add commentary regarding zero length
5401 array futures. Abort if we try to initialize an array of
5402 unspecified length with a non-empty constructor in the middle
5405 * extend.texi (Zero Length): Update and clarify documentation
5406 on static initialization.
5408 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5410 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
5411 with more than 32767 words of local storage.
5413 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5415 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
5416 for 'abs', 'labs', and 'fabs'.
5417 (c4x_expand_builtin): Likewise.
5418 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
5420 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5422 * config/sh/sh.md (prget, prset): New insn types.
5423 (return delay slot): Dont' allow prset.
5424 (call, sfunc delay slot): Don't allow prget.
5425 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
5426 for prset and prget.
5428 2001-01-05 Michael Hayes <mhayes@redhat.com>
5430 * loop.h (struct loop_reg): New.
5431 (struct loop_regs): Change to use array of `struct loop_reg'.
5432 * loop.c: Replace assortment of varrays with single regs array.
5433 (count_one_set): Delete may_not_move array argument
5434 and use regs array instead. All caller's changed.
5435 (count_loop_regs_set): Delete may_not_move and single_usage
5436 arguments and use regs array instead. All caller's changed.
5437 (find_single_use_in_loop): Replace usage array argument with pointer
5438 to regs structure. All caller's changed.
5439 (loop_optimize): Delete `moved_once' array.
5441 2001-01-05 Michael Hayes <mhayes@redhat.com>
5443 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
5444 Use it instead of loop_info->has_call for scanning loop mems.
5445 (check_dbra_loop): Replace loop_info->has_call test with
5446 loop_info->has_nonconst_call.
5448 2000-01-04 Matthew Hiller <hiller@redhat.com>
5450 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
5453 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5455 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
5456 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
5458 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5460 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
5461 (flag_short_double, flag_short_wchar): Define.
5462 (c_common_nodes_and_builtins): Create many tree nodes shared
5463 between C and C++ here instead of in cp/decl.c and ...
5464 * c-decl.c (init_decl_processing): ... here.
5465 (SIZE_TYPE, WCHAR_TYPE): Don't define.
5466 (flag_short_double, flag_short_wchar): Don't define.
5467 (record_builtin_type): New function.
5468 (build_void_list_node): New function.
5469 * c-common.h (flag_short_double, flag_short_wchar,
5470 record_builtin_type, build_void_list_node): Declare.
5472 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
5474 * integrate.c (expand_inline_function): Don't put a virtual
5475 register into the reg map.
5477 * function.c (fixup_var_refs_1): If force_operand didn't put
5478 the address into the target, move it there.
5480 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5482 Special-case tree_decl/tree_list allocations.
5483 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
5484 (OBJECT_SIZE): New macro.
5485 (NUM_EXTRA_ORDER): Likewise.
5486 (extra_order_size_table): New variable.
5487 (NUM_ORDERS): New macro.
5488 (objects_per_page_table): New variable.
5489 (object_size_table): New variable.
5490 (G.pages): Use NUM_ORDERS to bound the array.
5491 (G.page_tails): Likewise.
5492 (DIV_ROUND_UP): Remove.
5493 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
5494 (alloc_page): Use OBJECT_SIZE.
5495 (size_lookup): Don't make it const.
5496 (ggc_alloc): Use OBJECT_SIZE.
5497 (ggc_set_mark): Likewise.
5498 (ggc_get_size): Likewise.
5499 (init_ggc): Set up the object_size_table, objects_per_page_table,
5500 and adjust size_lookup.
5501 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
5502 (ggc_pop_context): Use NUM_ORDERS.
5503 (clear_marks): Likewise.
5504 (sweep_pages): Likewise.
5505 (poison_pages): Likewise.
5506 (ggc_print_statistics): Use OBJECT_SIZE.
5508 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5510 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
5511 Only call array_size_for_constructor if last field and array type
5512 with no upper bound.
5514 2001-01-04 Philip Blundell <philb@gnu.org>
5516 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
5517 from bit 31 downwards, if this requires no more insns.
5518 (count_insns_for_constant): New helper function for above.
5520 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
5522 * gencodes.c (output_predicate_decls): Remove empty initializer.
5524 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5526 * tree.c (copy_node): Remove documentation about obstacks.
5527 (buidl1): Check that nobody tries to build 2-argument nodes this
5530 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5532 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
5535 * gencodes.c (output_predicate_decls): Fill empty initializer
5538 2001-01-04 Jakub Jelinek <jakub@redhat.com>
5540 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
5541 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
5543 (do_include): Handle missing headers like cpp0.
5544 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
5545 paths with first include pathname. Don't strcat to uninitialized
5548 2001-01-04 Bernd Schmidt <bernds@redhat.com>
5550 * regrename.c (regrename_optimize): Don't rename from frame pointer
5551 if frame_pointer_needed.
5552 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
5553 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
5554 (ia64_reorg): Use it instead of scheduling if ! optimize.
5555 (errata_emit_nops): Properly call asm_noperands.
5556 (ia64_sched_reorder): Finish cycle if we see an asm.
5557 (ia64_variable_issue): Clear scheduling state after asms.
5559 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
5561 * cpp.texi: Update for -MT.
5562 * cppinit.c (initialize_dependency_output): Add a default
5563 target if none has been given already.
5564 (no_tgt, OPT_MT): New.
5565 (cpp_handle_option): Handle -MT. Update -M etc.
5566 * cpplib.h (struct cpp_options): Remove deps_target.
5567 * gcc.c (cpp_options): Handle -MT.
5568 * mkdeps.c (struct deps): Move from mkdeps.h.
5569 (deps_calc_target): Rename deps_add_default_target. Add a
5570 default target if none has been specified already.
5571 * mkdeps.h (struct deps): Move to mkdeps.c.
5572 (deps_calc_target): Rename deps_add_default_target.
5574 2000-01-03 Richard Henderson <rth@redhat.com>
5576 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
5578 * c-typeck.c (push_init_level): Move checks for flexible array
5579 members and zero length arrays ...
5580 (pop_init_level): ... here. Silently discard empty initializations.
5582 * varasm.c (output_constructor): Update for sizeof change to
5585 * extend.texi (Zero Length): Clarify semantics.
5587 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5589 * configure.in (tm.h): Include isns-codes.h last.
5590 * configure: Rebuilt.
5592 2001-01-03 Richard Henderson <rth@redhat.com>
5594 * config/alpha/alpha.md (addvsi3, addvdi3): New.
5595 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
5597 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5599 * tradcpp.c (main): Make sure finclude() is called with a valid
5600 indepth value while handling -include.
5602 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5604 * gencodes.c (output_predicate_decls): New function.
5606 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
5607 even if it is not the first time machmode.h is #included.
5608 * config/sh/sh.c (fpul_operand): Declare MODE argument.
5609 * tm.texi (PREDICATE_CODES): Document predicate declarations.
5610 * gcc.texi (Copyright): Added 2001.
5612 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5614 * c-common.c (c_common_lang_init): New function. Warn if format
5615 warning options which only have effects when used with -Wformat
5616 are used without -Wformat.
5617 * c-common.h (c_common_lang_init): Declare.
5618 * c-lang.c (lang_init): Call c_common_lang_init.
5619 * objc/objc-act.c (lang_init): Call c_common_lang_init.
5621 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5623 * configure.in: Check for the mktemp command.
5624 * configure: Regenerate.
5625 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
5626 $TEMP. Create temporary files with mktemp, if available at
5627 configure time; otherwise use set -C. Remove temporary files
5630 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5632 * configure.in: Require at least texinfo 4.0. Check for whether
5633 Pod::Man is sufficiently recent to regenerate GCC manpages.
5634 * configure: Regenerate.
5635 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
5637 (GENERATED_MANPAGES): Define.
5638 (generated-manpages): New target. Depend on cpp.1 as well as
5640 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
5641 configure to generated-manpages or empty) rather than on the
5642 manpages directly. Remove execute permission from installed
5643 gcov.1 as well as cpp.1.
5644 * cpp.1, gcov.1: Regenerate.
5646 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5648 * builtins.c (expand_builtin_strncmp): Use host_integerp and
5649 tree_low_cst. Allow using cmpstrsi in more cases.
5651 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5653 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
5656 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
5658 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
5659 * Makefile.in (HOST_CFLAGS): Mention build-make.
5661 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5663 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
5666 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5668 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
5671 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
5674 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
5675 reg_base_value and reg_known_value arrays.
5676 (init_alias_analysis): Add more cases to detect known values.
5677 * sched-deps.c (deps_may_trap_p): New function.
5678 (sched_analyze_2): Use it.
5680 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5682 * combine.c (simplify_shift_const): Even if we're sign-extracting,
5683 don't discard an ASHIFTRT if we're shifting in a wider mode.
5685 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5687 * toplev.c (rest_of_compilation): Don't print basic block information
5688 when CFG isn't up to date.
5690 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
5692 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
5693 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
5694 (UNALIGNED_SHORT_ASM_OP): Define.
5695 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
5697 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5699 * fold-const.c (fold_convert): Fix typo.
5701 2001-01-02 Richard Henderson <rth@redhat.com>
5703 * c-common.h (ASM_INPUT_P): New.
5704 * c-parse.in (asm): Set it when needed.
5705 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
5706 existance of an operand.
5708 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
5710 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
5711 (dwarf2out_frame_debug_expr): Likewise.
5712 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
5714 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
5716 * i386.c (ix86_split_to_parts): Return number of part required;
5718 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
5720 (ix86_split_long_move): Use number of part returned
5721 by ix86_split_to_parts
5722 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
5724 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
5725 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
5726 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
5727 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
5728 (ALIGN_MODE_128): Add TFmode.
5729 (IS_STACK_MODE): Likewise.
5730 (HARD_REGNO_NREGS): TFmode needs 3 registers.
5731 (HARD_REGNO_OK): Support TFmodes.
5732 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
5733 * i386.md (scheduler definitions): Use memory operand to determine
5734 fst/fld instructions; use mode attribute to determine real mode of
5736 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
5737 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
5739 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5741 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
5743 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5745 * expr.c (store_constructor_field): Update ALIGN before calling
5748 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5750 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
5753 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5755 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
5758 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5760 * c-decl.c (start_function): Don't warn on third parameter to main.
5762 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5764 * tsystem.h: Define HAVE_DECL_GETOPT.
5766 2001-01-02 Philip Blundell <pb@futuretv.com>
5768 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
5771 2001-01-02 Richard Henderson <rth@redhat.com>
5773 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
5775 2001-01-02 Andreas Jaeger <aj@suse.de>
5777 * c-decl.c (c_decode_option): Remove support of
5780 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
5781 (W_options): Add -Wmissing-noreturn here.
5783 * flow.c: Define lang_missing_noreturn_ok_p.
5784 (check_function_return_warnings): Use it.
5786 * c-common.h: Declare lang_missing_noreturn_ok_p.
5788 * c-lang.c (c_missing_noreturn_ok_p): New function.
5789 (lang_init): Set lang_missing_noreturn_ok_p.
5791 * invoke.texi (Warning Options): Document this.
5793 2000-12-27 Phil Edwards <pme@sources.redhat.com>
5795 * extend.texi (C++ Extensions): New node for C++ attributes;
5796 describe init_priority and com_interface.
5797 * invoke.texi: Remove -finit-priority as it now has zero effect.
5798 * install.texi: Fix xref syntax.
5799 * md.texi: Likewise.
5801 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5803 * config.gcc (sparc64-wrs-vxworks*): New case.
5804 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
5806 * config/sparc/sparc.c (sparc_override_options): Do support different
5807 pointer and architecture size.
5808 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
5809 (POINTERS_EXTEND_UNSIGNED): Define.
5810 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
5811 (FUNCTION_MODE): Define to be Pmode.
5812 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
5814 * function.c (expand_function_end): Properly handle DECL_RESULT
5815 and copy when ptr_mode != Pmode.
5816 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
5818 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5820 * c-common.c (c_common_nodes_and_builtins): Set prototype
5821 parameters for __builtin_fputs, __builtin_fputc and
5822 __builtin_fwrite. Don't declare plain fputc as a builtin.
5824 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
5826 * loop.c (add_label_notes): Increment the label usage count when
5827 a note is added to an insn which refers to a CODE_LABEL.
5828 * gcse.c (add_label_notes): Likewise.
5830 2001-01-01 Andreas Jaeger <aj@suse.de>
5832 * loop.c (scan_loop): Use xmalloc to allocate movables.
5834 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
5836 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
5837 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
5838 * reload1.c (REGISTER_MOVE_COST): Likewise.
5839 * regclass.c (REGISTER_MOVE_COST): Likewise.
5840 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
5841 dimension. Adjust all users.
5842 (init_reg_sets_1): Iterate on all modes.
5843 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
5844 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
5845 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
5846 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
5847 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
5848 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
5849 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
5850 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
5851 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
5852 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
5853 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
5854 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
5855 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
5856 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
5857 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
5858 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
5859 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
5860 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
5861 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
5862 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
5863 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
5864 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
5865 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
5866 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
5867 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
5868 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
5869 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
5871 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5873 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
5874 arg VARIES_P. Call it with extra arg.
5875 (true_dependence): Likewise.
5876 * rtl.h (rtx_addr_can_trap_p): Declare.
5877 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
5879 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
5880 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
5881 pic offset table register if it's zero. All callers changed.
5882 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
5884 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5886 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
5887 STRING_POOL_ADDRESS_P.
5889 * config/sparc/sparc.c (input_operand): Properly test for short op.
5891 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
5892 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
5893 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
5894 * config/sparc/elf.h: No longer include sol2.h.
5895 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
5896 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
5898 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
5900 2001-01-01 Michael Hayes <mhayes@redhat.com>
5902 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
5903 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
5904 (record_initial): Likewise.
5905 * unroll.c (copy_loop_body, loop_iterations): Likewise.
5906 (remap_split_bivs): Likewise.
5908 2001-01-01 Michael Hayes <mhayes@redhat.com>
5910 * loop.c (loop_ivs_free): New function.
5911 (strength_reduce): Break out from...
5913 2001-01-01 Michael Hayes <mhayes@redhat.com>
5915 * loop.h (struct iv): New.
5916 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
5917 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
5918 'reg_biv_class' fields with 'regs' and 'n_regs'.
5919 (struct ivs): Rename 'loop_iv_list' field to 'list'.
5920 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
5921 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
5923 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
5925 * resource.c (mark_referenced_resources): Abort() before
5926 attempting to mark a pseudo register.
5927 (mark_set_resources): Likewise.
5929 2001-01-01 Michael Hayes <mhayes@redhat.com>
5931 * loop.h (REG_IV_CLASS): New accessor macro.
5932 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
5933 * unroll.c (REG_IV_CLASS): Likewise.
5935 See ChangeLog.4 for earlier changes.