1 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
3 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
4 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
6 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
8 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
11 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
13 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
14 mingw includes slightly.
16 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
19 #undef token before poisoning it.
21 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23 * alpha.c (check_float_value): Use memcpy, not bcopy.
25 * m32r.c (m32r_sched_reorder): Likewise.
27 * vax.c (check_float_value): Likewise.
29 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
31 * toplev.c (file_name_nondirectory): Remove.
32 * toplev.h: Similarly.
33 * dwarf2out.c (compute_section_prefix): Use lbasename instead
34 of file_name_nondirectory.
36 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
38 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
39 * mips-tfile.c: Don't #undef rindex; not used.
41 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
43 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
44 (dbx64_register_map): Declare.
45 (RETURN_ADDR_RTX): Fix for 64bit.
46 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
47 (INCOMING_FRAME_SP_OFFSET): Set to 8.
48 * i386.c (dbx64_register_map): New global array.
49 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
50 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
53 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
55 * cppfiles.c (search_from): Use lbasename.
56 * mkdeps.c (deps_add_default_target): Use lbasename.
58 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
60 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
61 xcalloc in lieu of malloc, realloc & calloc.
63 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
65 * gengenrtl.c (xmalloc): Likewise.
67 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
68 really_call_* memory allocation routines.
70 * stmt.c (check_for_full_enumeration_handling): Use
71 really_call_calloc, not calloc.
73 * system.h (really_call_malloc, really_call_calloc,
74 really_call_realloc): Define.
75 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
77 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
79 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
81 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
84 * configure.in: Only use `lang_requires' for languages athat are
87 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
89 * invoke.texi: Fix typo.
92 2001-03-09 Zack Weinberg <zackw@stanford.edu>
94 * configure.in: Prune nonexistent files from build_xm_file,
95 xm_file, and host_xm_file lists. Warn unless they're
97 Don't generate *config.h here.
98 AC_SUBST all variables needed to generate *config.h.
99 * configure: Regenerate.
100 * mkconfig.sh: New helper script, from code removed from
102 * Makefile.in: Zap all MALLOC variables - no longer used
103 anywhere, and malloc.c doesn't exist.
104 Substitute in variables needed to generate *config.h.
105 Stop lying about the dependencies contained in CONFIG_H and
107 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
108 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
109 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
110 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
111 $(TM_P_H), etc. as appropriate.
113 * config.gcc: Zap references to deleted files.
114 * ggc-none.c: Don't include rtl.h or tm_p.h.
116 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
117 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
118 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
119 config/i386/xm-linux.h, config/i386/xm-linux.h,
120 config/i386/xm-next.h, config/i386/xm-openbsd.h,
121 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
122 Don't include i386/xm-i386.h.
124 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
125 config/i386/xm-i386.h, config/i860/xm-i860.h,
126 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
127 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
128 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
129 Delete (empty except comments, #includes of other deleted
130 files, and macros used nowhere).
132 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
134 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
135 independent on TARGET_FLAGS.
137 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
139 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
141 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
143 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
145 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
146 LAST_REX_SSE_REG): define.
147 (enum reg_class): Add 'LEGACY_REGS'
148 (REG_CLASS_CONTENTS): Likewise; add extended registers.
149 (SSE_REGNO_P): Recognize extended registers.
150 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
151 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
152 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
153 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
154 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
155 REG_OK_FOR_STRREG_P): Remove.
156 (HI_REGISTER_NAMES): Add extended registers.
157 (ADDITIONAL_REGISTER_NAMES): Likewise.
158 (QI_REGISTER_NAMES): Add 8bit extended registers.
159 (DEBUG_REG): Support extended registers.
160 * i386.c (regclass_map): Add extended registers.
161 (dbx_register-map): Likewise.
162 (svr4_dbx_register_map): Likewise.
163 (print_reg): Support extended registers.
164 (print_operand): Support 64bit operands.
166 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
168 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
169 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
170 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
171 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
172 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
173 STACK_BOUNDARY): Set properly for 64bits.
174 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
175 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
176 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
177 (MOVE_MAX): Set to 16.
178 (MOVE_MAX_PIECES): 8 for 64bit.
179 (Pmode): Set to SImode.
181 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
183 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
185 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
187 * i386.h (mask_64bit): New constant.
188 (target_64bit): New macro.
189 (target_options): Add '64'/'32'
190 (target_default): Define.
191 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
192 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
193 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
195 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
197 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
199 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
201 * rtlanal.c (rtx_varies_p): Check operand 0 of a
202 LO_SUM unless for_alias is set.
204 2001-03-08 Stan Shebs <shebs@apple.com>
206 * objc/objc-act.c: Fix old typos in comments, add comments for
208 (hash_init): Fix file name in error message.
210 (hash_add_attr): Ditto.
211 (continue_class): Ditto.
213 2001-03-08 Bruce Korb <bkorb@gnu.org>
215 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
216 wait4() can receive the signal.
218 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
220 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
222 * fixinc/fixincl.x: Regenerate.
224 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
226 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
228 * fixinc/fixincl.x: Regenerate.
230 2001-03-08 Richard Henderson <rth@redhat.com>
232 * configure.in (HAVE_AS_LEB128): New assembler check.
233 * configure, config.in: Rebuilt.
235 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
237 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
240 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
242 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
243 references to the MAXPATHLEN macro.
245 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
246 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
249 * config/i386/xm-gnu.h, config/xm-gnu.h,
250 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
251 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
252 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
255 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
256 doing so in various xm-*.h files.
258 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
260 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
262 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
264 * configure.in (enable_shared): Support per-package shared-library
266 * configure: Rebuilt.
268 2001-03-07 David Edelsohn <edelsohn@gnu.org>
270 * rs6000.md (cr logic): Add original POWER mnemonic alternative
271 for crnot. Set operands[5] in splitter.
273 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
275 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
276 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
277 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
278 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
279 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
280 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
281 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
284 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
285 config/i370/xm-i370.h, config/i386/xm-dgux.h,
286 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
287 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
288 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
289 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
290 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
291 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
292 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
293 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
294 Delete unused and/or empty files.
296 * config.gcc: Define USG in xm_defines as appropriate. Define
297 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
298 macro. Remove deleted xm-* files from $xm_files variable.
300 2001-03-07 Tom Tromey <tromey@redhat.com>
302 * configure: Rebuilt.
303 * configure.in: Allow config-lang.in to set `lang_requires' to list
304 of other required languages.
306 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
308 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
310 (output_prologue): Use xmalloc not oballoc.
311 (output_epilog): Free a29k_first_epilogue_insn when finished.
312 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
314 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
316 * builtins.c (expand_builtin_mathfn): Check
317 flag_unsafe_math_optimizations, not flag_fast_math.
318 (expand_builtin): Likewise
319 * combine.c (combine_simplify_rtx): Likewise.
320 (simplify_if_then_else): Likewise.
321 * cse.c (fold_rtx): Likewise.
322 * flags.h: Remove flag_fast_math. Add
323 flag_unsafe_math_optimizations and flag_trapping_math.
324 * fold-const.c (negate_expr): Check
325 flag_unsafe_math_optimizations, not flag_fast_math.
326 (invert_truthvalue): Likewise.
327 (fold): Likewise. Before associating operands, check that
328 code == MULT_EXPR, not code != MULT_EXPR.
329 * ifcvt.c (noce_try_minmax): Check
330 flag_unsafe_math_optimizations, not flag_fast_math.
331 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
332 * invoke.texi: Document -funsafe-math-optimizations and
333 -fno-trapping-math. Change documentation for -ffast-math.
334 * jump.c (reversed_comparison_code_parts): Likewise.
335 (rtx_equal_for_thread_p): Likewise.
336 * optabs.c (emit_conditional_move): Likewise.
337 * simplify-rtx.c (simplify_binary_operation): Likewise.
338 (simplify_relational_operation): Likewise.
339 (simplify_ternary_operation): Likewise.
340 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
341 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
342 Add trapping-math and unsafe-math-optimizations entries to f_options.
343 (set_fast_math_flags): New, sets flags for -ffast-math.
344 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
345 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
346 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
348 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
349 (alpha_emit_conditional_move): Initialize local_fast_math to
350 flag_unsafe_math_optimizations, not flat_fast_math.
351 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
352 instead of setting flag_fast_math to 1.
353 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
355 * config/i386/i386.c (override_options): Likewise
356 * config/i386/i386.md: Likewise.
357 * config/m68k/m68k.md: Likewise.
358 * config/mips/mips.md: Likewise.
359 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
360 (rs6000_generate_compare): Likewise.
362 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
364 * Makefile.in: Set RANLIB to @RANLIB@.
367 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
369 * fixinc/inclhack.def (djgpp_wchar_h): New test.
370 * fixinc/fixincl.x: Regenerated.
372 2001-03-07 Richard Henderson <rth@redhat.com>
374 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
376 2001-03-07 Richard Henderson <rth@redhat.com>
378 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
379 of block notes and exception handling notes.
381 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
382 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
383 (compile_file): ... here.
385 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
387 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
389 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
390 config.h now. Include libiberty.h to handle alloca.
392 2001-03-06 Zack Weinberg <zackw@stanford.edu>
394 * c-parse.in (yylexname): New function, split out of _yylex.
395 (objc_rid_sans_at): New table.
396 (init_reswords): Initialize it.
397 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
398 retrieving the next token and checking it for significance as
399 an ObjC keyword or string constant.
401 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
402 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
404 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
407 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
409 * config/m68k/m68k.c (const_uint32_operand): Accept any
410 const_int on a 32-bit host.
412 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
414 * objc/objc-act.c (init_objc): Set save_lang_status,
415 restore_lang_status, and mark_lang_status.
417 2001-03-06 Krister Walfridsson <cato@df.lth.se>
419 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
421 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
423 * cppinternals.texi: Update.
425 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
427 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
428 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
429 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
430 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
431 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
432 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
433 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
434 config/i386/xm-i386.h, config/i860/xm-i860.h,
435 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
436 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
437 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
438 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
439 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
440 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
441 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
442 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
443 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
444 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
445 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
446 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
447 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
448 match the defaults provided in hwint.h.
450 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
451 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
453 * config.gcc (xm_file): Don't set to files which are deleted.
455 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
456 guard this file against these macros being undefined.
458 2001-03-06 Zack Weinberg <zackw@stanford.edu>
460 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
461 and DECL_DEFER_OUTPUT on the decl we create, before calling
462 rest_of_decl_compilation.
464 2001-03-06 Zack Weinberg <zackw@stanford.edu>
466 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
468 * configure, config.in: Regenerate.
469 * config.gcc: Remove references to deleted files.
471 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
472 genrecog.c, rtl.c: Do not use alloca anywhere.
474 * Makefile.in, build-make, system.h, config/x-interix,
475 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
476 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
477 config/arc/xm-arc.h, config/arm/xm-arm.h,
478 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
479 config/h8300/xm-h8300.h, config/i370/x-oe,
480 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
481 config/i386/x-ncr3000, config/i386/x-sco5,
482 config/i386/xm-dgux.h, config/i860/x-sysv4,
483 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
484 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
485 config/m68k/x-hp320g, config/m69k/x-mot3300,
486 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
487 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
488 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
489 config/m88k/x-sysv4, config/m88k/x-tekXD88,
490 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
491 config/mips/x-iris, config/mips/x-iris3,
492 config/mips/x-sni-svr4, config/mips/x-sysv,
493 config/mips/xm-iris6.h, config/mips/xm-mips.h,
494 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
495 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
496 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
497 config/pa/xm-papro.h, config/romp/xm-romp.h,
498 config/rs6000/x-aix31, config/rs6000/x-aix41,
499 config/rs6000/x-beos, config/rs6000/x-lynx,
500 config/rs6000/x-mach, config/rs6000/x-rs6000,
501 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
502 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
503 config/sparc/x-sysv4, config/sparc/xm-linux.h,
504 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
505 config/vax/xm-vms.h: Eradicate all references to alloca and
508 * config/xm-alloca.h, config/clipper/x-clix,
509 config/i386/xm-sysv4.h, config/i860/x-fx2800,
510 config/i860/x-sysv3, config/m88k/x-sysv3,
511 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
512 (contained only alloca related hacks).
514 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
517 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
519 * invoke.texi: Document __FAST_MATH__.
521 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
523 * crtstuff.c: Restore include of auto-host.h.
525 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
527 Put main() in a separate file, so that the language
528 front-end can use a different main().
531 * toplev.c: (main): Rename as toplev_main.
532 * toplev.h: Declare toplev_main.
533 * Makefile.in (OBJS): add toplev.o.
534 (BACKEND): remove toplev.o, add main.o.
536 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
538 * cppfiles.c (search_from): Special case the empty string.
540 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
542 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
543 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
544 strlen or strcpy; we already know the length.
545 (_cpp_compare_file_date): Similarly.
546 * cpphash.h (struct cpp_reader): Delete done_initialising.
547 (CPP_PREV_BUFFER): Delete.
548 * cppinit.c (cpp_start_read): Don't set done_initialising.
549 * cpplex.c (parse_string): Guarantee null-termination.
550 (_cpp_equiv_toklists): Remove.
551 * cpplib.c (glue_header_name): Null-terminate.
552 (do_line): Don't leak memory.
553 * cpplib.h (BT_WEAK): Delete.
554 * cppmain.c (cb_ident): Strings are now null-terminated.
556 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
558 * gcc.c (convert_filename): Append executable suffix
559 if NO_AUTO_EXE_SUFFIX is not defined.
560 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
561 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
563 2001-03-03 David O'Brien <obrien@FreeBSD.org>
565 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
566 * c-parse.gperf, c-gperf.h: Delete.
567 (c-gperf.h was accidently re-added to the CVS repo in the rev
568 1.16 commit by tromey)
570 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
572 * cpplex.c (_cpp_lex_token): Don't warn about directives in
573 macro arguments when looking for the '('.
574 * cppmacro.c (funlike_invocation_p): Set parsing_args to
575 2 when really parsing arguments; 1 when looking for '('.
576 Always restore the lexer position.
578 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
580 * longlong.h (umul_ppmm): Don't use a multiline string.
582 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
584 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
585 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
586 t_bool in declaration because pcc can't combine volatile with typedef
589 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
591 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
592 until when it is really needed.
593 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
594 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
595 * i386.md (float?i?f splitter): Don't force source operand to memory
597 (sse_movdfcc): Fix constraint.
598 (sse_movdfcc splitter): Handle properly the second alternative.
600 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
602 * cpplex.c (parse_string): Unconditionally pedwarn.
604 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
607 * cppexp.c (parse_number): Update.
608 * cpplex.c (parse_string): Pedwarn if multiline string does not
609 result from a system header's macro.
610 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
611 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
612 for function-like macros too.
613 * c-lex.c (lex_number): Update.
615 2001-03-03 Richard Henderson <rth@redhat.com>
617 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
619 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
621 * combine.c (try_combine): If split with mode-changed scratch
622 register didn't work, try the original mode.
624 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
626 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
627 * config/c4x/c4x.h: Likewise.
628 * stor-layout.c (compute_record_mode): Likewise.
629 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
631 2001-03-02 Zack Weinberg <zackw@stanford.edu>
633 * configure.in: Kill tm.h. Include the files in the $tm_file
634 list in all three of config.h, hconfig.h, tconfig.h, after the
635 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
636 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
637 * configure: Regenerate.
638 * Makefile.in (clean): Don't delete tm.h.
640 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
641 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
642 those are not defined, set SEC and FEC to 0 and 1.
643 * gcc.texi: Update to match.
645 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
646 * config/fp-bit.c, config/m68k/aux-crt2.asm,
647 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
648 Include tconfig.h, not tm.h.
650 * config/xm-lynx.h, config/xm-std32.h,
651 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
652 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
653 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
654 config/clipper/xm-clix.h, config/convex/xm-convex.h,
655 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
656 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
657 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
658 config/i386/xm-i386.h, config/i860/xm-i860.h,
659 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
660 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
661 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
662 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
663 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
664 config/pa/xm-linux.h, config/pa/xm-pa.h,
665 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
666 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
667 config/pj/xm-pj.h, config/romp/xm-romp.h,
668 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
669 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
670 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
671 config/v850/xm-v850.h, config/vax/xm-vax.h,
672 config/we32k/xm-we32k.h:
674 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
676 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
677 config/i370/xm-oe.h: Don't include tm.h. Don't define
679 * config/vax/xm-vms.h: Don't include tm.h.
681 * config/xm-lynx.h, config/avr/xm-avr.h,
682 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
683 Delete; made empty by above changes.
684 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
685 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
686 Don't include config/xm-lynx.h or tm.h.
688 * config/xm-gnu.h: Don't include fcntl.h.
689 * config/sparc/xm-lynx.h: Don't include sys/types.h and
691 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
693 2001-03-02 Richard Henderson <rth@redhat.com>
695 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
696 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
698 2001-03-02 Richard Henderson <rth@redhat.com>
700 * Makefile.in (OBJS): Add dwarf2asm.o.
701 * dwarf2asm.c, dwarf2asm.h: New files.
702 * dwarf2out.c (*): Use them.
703 (size_of_uleb128, size_of_sleb128): Remove.
704 (output_uleb128, output_sleb128): Remove.
705 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
706 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
707 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
708 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
709 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
710 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
711 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
712 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
713 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
714 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
715 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
716 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
717 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
718 (dwarf2out_frame_debug): Remove unused variables.
719 (output_loc_operands): Don't abort on 8 byte constants if
720 host integers are wide enough.
721 (output_symbolic_ref): Remove.
722 (size_of_die): Don't assume 4 byte host integers.
723 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
725 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
726 something stupid with HOST_WIDE_INT to long truncation.
727 [CONST_DOUBLE]: Likewise.
729 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
730 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
731 * config/arm/unknown-elf.h: Likewise.
732 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
733 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
734 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
735 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
736 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
737 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
738 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
739 (ASM_OUTPUT_DWARF_OFFSET): Remove.
740 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
741 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
742 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
743 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
745 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
747 * cselib.c (hash_rtx): Cast enums to unsigned int.
749 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
751 * print-rtl.c (print_rtx): Cast enums to int for comparison.
752 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
754 * c-format.c (C_STD_VER): Cast to int for comparisons.
755 (check_function_format): Cast various enums to int for &.
756 (maybe_read_dollar_number): Likewise.
757 (check_format_info): Likewise.
758 (check_format_info_main): Likewise.
759 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
760 (safe_from_p): Likewise.
761 * varasm.c (const_hash): Cast enum to int for %.
762 * emit-rtl.c (init_emit_once): Use int loop variable to work around
763 pcc enum problems with < and ++ operators.
764 * regclass.c (init_reg_sets_1): Cast enums for comparison.
765 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
766 (regclass_init): Change enum class to int to iterate over reg_classes.
767 * genrecog.c (merge_trees): Cast enums for comparison.
768 * rtl.h (GET_CODE): Cast to enum rtx_code.
769 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
770 (GET_MODE): Cast to enum machine_mode.
771 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
772 (GET_NOTE_INSN_NAME): Cast enum to int.
773 * tree.h (TREE_CODE): Cast to enum tree_code.
774 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
775 * timevar.c (timevar_print): Change loop variable id from enum to
777 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
778 * config/i386/i386.md: Use PUT_MODE for mode assignment.
779 * toplev.c (compile_file): Cast enum DFI to int.
780 (decode_d_option): Likewise.
782 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
784 * cppinit.c (append_include_chain): Mark "after" include file name list
785 as a system directory.
786 * cpp.texi: Document new behavior.
788 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
790 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
792 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
794 * cppfiles.c (struct include_file): Update.
795 (stack_include_file): Use search_from.
796 (cpp_included, find_include_file): Update.
797 (cpp_execute_include): Update. ptr->name may not be
798 null terminated. Use the new search_from member variable
800 (_cpp_compare_file_date): Similarly.
801 (search_from): New function, similiar to actual_directory.
802 (actual_directory): Delete.
803 (remap_filename): Update. loc->name may not be null terminated.
804 (struct file_name_list): Rename search_path. Update.
805 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
807 (struct cpp_reader): Remove actual_dirs.
808 * cppinit.c (struct cpp_pending): Update for renamed objects.
809 (append_include_chain, remove_dup_dir, remove_dup_dirs,
810 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
811 * cpplib.h (struct cpp_options): Similarly.
813 2001-03-01 Zack Weinberg <zackw@stanford.edu>
815 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
816 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
817 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
818 config/clipper/xm-clix.h, config/convex/xm-convex.h,
819 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
820 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
821 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
822 config/i370/xm-linux.h, config/i370/xm-mvs.h,
823 config/i370/xm-oe.h, config/i386/xm-aix.h,
824 config/i386/xm-i386.h, config/i386/xm-osf.h,
825 config/i860/xm-i860.h, config/i960/xm-i960.h,
826 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
827 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
828 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
829 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
830 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
831 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
832 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
833 config/pj/xm-pj.h, config/romp/xm-romp.h,
834 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
835 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
836 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
837 config/v850/xm-v850.h, config/vax/xm-vax.h,
838 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
839 Do not define TRUE or FALSE.
841 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
842 empty by above change.
843 * config.gcc: Remove references to these files.
845 * configure.in: Detect stdbool.h.
846 * configure, config.in: Regenerate.
847 * system.h: Include stddef.h here if available.
848 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
849 Then set up a sensible boolean type at the very end.
851 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
852 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
854 * hash.h: Delete 'boolean' typedef and related #undefs.
856 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
857 all uses of 'boolean' with 'bool'.
859 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
861 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
862 * cppexp.c (lex): Cast enums for comparison.
863 * cppinit.c (parse_option): Cast enum for comparison.
864 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
865 (cpp_output_token): Likewise.
866 (cpp_can_paste): Cast enums for comparsion and plus/minus.
867 (cpp_avoid_paste): Cast enums for minus and comparison.
869 2001-03-01 Zack Weinberg <zackw@stanford.edu>
871 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
872 field to all array elements.
874 2001-03-01 Zack Weinberg <zackw@stanford.edu>
876 * cpphash.h (struct cpp_reader): Add print_version field.
877 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
878 just set print_version and other flags as appropriate.
879 (cpp_post_options): Print version here if print_version is set.
881 * toplev.c (exit_after_options): New flag.
882 (independent_decode_option): Don't exit here; just set
884 (main): Exit after calling lang_hooks.post_options if
885 exit_after_options is true.
887 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
888 (merge_include_chains): Adjust comment to match code.
890 2001-03-01 Zack Weinberg <zackw@stanford.edu>
892 * stringpool.c (set_identifier): New function.
893 * tree.h: Prototype it.
895 * c-parse.in: Kill D_YES. If compiled for objc, call
896 save_and_forget_protocol_qualifiers from init_reswords.
897 * objc/objc-act.c (remember_protocol_qualifiers,
898 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
899 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
901 (save_and_forget_protocol_qualifiers): New function.
902 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
904 2001-03-01 Diego Novillo <dnovillo@redhat.com>
906 * c-semantics.c (prune_unused_decls): Return error_mark_node
907 instead of (tree) 1 to stop traversing the tree chain.
909 2001-03-01 Bernd Schmidt <bernds@redhat.com>
911 Fix a problem introduced by Kenner's Feb 18 change.
912 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
913 flag_cse_skip_blocks only temporarily, not for ever.
915 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
917 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
918 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
920 * pa.c (emit_move_sequence): Verify operand0 is a hard register
921 before determining its register class.
923 2001-03-01 Bernd Schmidt <bernds@redhat.com>
925 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
926 from reg 4 if current_function_calls_setjmp.
927 (gen_nop_type): New function.
928 (ia64_emit_nops): New function.
929 (ia64_reorg): Call it.
930 (ia64_sched_reorder): Move code that rotates bundles up a bit.
932 * reload1.c (eliminate_regs_in_insn): Restrict the special case
933 code not to try to optimize adds with anything but a REG destination.
935 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
936 (INSN_PRIORITY_KNOWN): New accessor macro.
937 * haifa-sched.c (priority): Use it instead of testing priority against
940 2001-02-28 DJ Delorie <dj@redhat.com>
942 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
943 since that doesn't work the way gcc wants on a generic m68k.
945 2001-02-28 Richard Henderson <rth@redhat.com>
947 * caller-save.c (save_call_clobbered_regs): Fix typo in
948 comparison last change.
950 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
952 * i386.c (pentium4_cost): New.
953 (m_PENT4): New macro.
954 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
955 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
956 x86_integer_DFmode_moves, x86_partial_reg_dependency,
957 x86_memory_mismatch_stall): Add Pentium4
958 (x86_use_q_reg, x86_use_any_reg): Kill.
959 (override_options): Add pentium4.
960 (incdec_operand): Return 0 for pentium4.
961 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
962 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
963 (TARGET_PENTIUM4): Define.
964 (enum processor_type): Add PROCESSOR_PENTIUM4.
965 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
966 * i386.md (attribute "cpu"): Add pentium4.
967 * invoke.texi (march): Add pentium4.
969 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
971 * i386.md (sse_mov?fcc*): New patterns and splitters.
972 * i386.c (ix86_expand_movcc): Work post-reload; recognize
973 the SSE based conditional moves.
975 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
977 * i386.md (attribute mode): Add "TI".
978 (movsf_1): Add pxor support; remove constant propagation splitter.
979 (movdf_integer): Likewise.
980 (movdf_nointeger): Likewise.
981 (movxf constant prop splitter): Handle all modes; update for SSE.
982 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
983 * i386.c (standard_80387_constant_p): Rewrite.
984 (standard_sse_constant_p): New.
985 * i386-protos.h (standard_sse_constant_p): New.
987 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
989 * i386.md (sse_setccsf, sse_setccdf): New.
990 (sse_cmp* patterns): Use '%D' instead of outputtting condition
992 * i386.c (sse_comparison_operator): Accept the supported unordered
993 comparses; be ready for fast_math.
994 (print_operand): Support 'D'.
996 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
998 * jump.c (reversed_comparison_code): Kill.
1000 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
1002 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
1005 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
1007 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
1008 add missing '%' in constraints.
1010 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
1012 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
1013 for HOST_BITS_PER_WIDE_INT == 32 too.
1015 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
1017 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
1019 (insert_save, insert_restore): New parameter save_mode.
1020 (init_caller_save): Update initialization of reg_save_code
1021 and reg_restore_code.
1022 (save_call_clobbered_regs): Compute save_modes and update calls to
1023 reg_save_code and reg_restore_code.
1024 (insert_restore): Unsignetize numbers; use save_modes to choose mode
1025 of spill; update use of reg_restore_code.
1026 (insert_save): Likewise.
1027 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1028 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1029 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1031 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1033 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
1034 noce_try_store_flag_inc, noce_try_store_flag_mask,
1035 noce_try_cmove_arith):
1036 Use reversed_comparison_code instead of reverse_comparison and
1037 can_reverse_comparison_p.
1039 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
1041 * jump.c (reversed_comparison_code_parts): Allow reversal of
1042 unordered compares in -ffast-math mode; reverse ordered compares
1043 for FP even w/o -ffast-math.
1045 2001-02-27 Richard Henderson <rth@redhat.com>
1047 * print-rtl.c (print_rtx) [i]: Don't print field five on
1048 NOTEs other than NOTE_INSN_DELETED_LABEL.
1050 2001-02-27 Zack Weinberg <zackw@stanford.edu>
1052 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
1053 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
1055 2001-02-27 Diego Novillo <dnovillo@redhat.com>
1057 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
1058 even if walk_subtrees is 0.
1059 * c-semantics.c (prune_unused_decls): Return a non-null value to
1060 stop traversing the tree chain.
1062 2001-02-27 DJ Delorie <dj@redhat.com>
1064 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
1065 register, *then* define it as the new CFA.
1067 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
1069 * pa.c (override_options): Promote -fpic to -fPIC.
1070 (legitimize_pic_address): Simplify due to removal of
1071 small PIC as a code generation option.
1072 (secondary_reload_class): Similarly.
1073 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1074 (PRINT_OPERAND_ADDRESS): Similarly.
1075 * pa.md (various patterns): Similarly.
1076 (small pic lo_sum pattern): Remove.
1078 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
1081 * md.texi (min, max): Document
1083 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
1085 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
1086 TARGET_PARTIAL_REG_DEPENDENCY.
1087 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
1089 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
1091 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
1093 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
1095 * mips.c (mips_make_temp_file): Fix thinko in last change.
1097 2001-02-26 Jason Eckhardt <jle@redhat.com>
1099 * combine.c (known_cond): Do not reverse the condition when
1100 SMAX/UMAX is being considered and the condition is for equality
1103 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
1105 2001-02-26 Philip Blundell <philb@gnu.org>
1107 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1109 * config/arm/linux-elf.h: Remove historical relics related to
1110 above configurations.
1111 * config/arm/linux-oldld.h: Delete.
1112 * config/arm/linux-elf26.h: Delete.
1114 2001-02-26 Jason Merrill <jason@redhat.com>
1116 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
1118 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
1119 recognize a tentative definition. Lose obsolete code.
1121 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
1122 variables unless necessary, either.
1124 2001-02-25 Richard Henderson <rth@redhat.com>
1126 * ifcvt.c (struct noce_if_info): Add test_bb.
1127 (noce_get_alt_condition): New.
1128 (noce_try_minmax, noce_try_abs): New.
1129 (noce_operand_ok): New.
1130 (noce_process_if_block): Use them.
1131 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
1133 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
1135 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
1138 2001-02-25 Zack Weinberg <zackw@stanford.edu>
1140 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
1141 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
1143 (mips_asm_file_end): Free temp_filename here.
1145 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1147 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
1148 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
1150 * config/i386/i386.md (movstrsi): Handle FAIL case.
1152 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
1154 * cppinit.c (builtin_array): Update.
1155 (init_builtins): Flag builtins to warn if redefined or
1156 undefined. Define __GXX_WEAK as a normal macro.
1157 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
1158 * cpplib.h (NODE_WARN): New flag.
1159 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
1160 Handle __STDC__ as a builtin only on Solaris.
1161 (warn_of_redefinition): Renamed from check_macro_definition.
1162 Reverse sense of test. Always warn if NODE_WARN.
1163 (_cpp_create_definition): Use warn_of_redefinition. Flag
1164 any macro beginning with "__STDC_" to require a mandatory
1165 warning if redefined or undefined.
1167 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1169 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
1170 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
1171 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
1172 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
1173 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
1174 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
1175 Don't define any of:
1176 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
1177 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
1178 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
1179 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
1180 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
1182 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
1183 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
1186 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
1187 Delete now-empty file.
1189 * alpha/vms.h: Define NEED_ATEXIT here...
1190 * alpha/xm-vms.h: ...not here.
1192 * i386/cygwin.h: Don't define PARAMS.
1193 * mips/mips.c: Don't prototype mktemp. Don't define
1194 P_tmpdir. Use make_temp_file to create temporary files.
1195 Don't be clever and delete temporary files early.
1196 * config.gcc: Drop references to deleted files. Don't define
1198 * gcc.texi: Don't mention USE_PROTOTYPES.
1200 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1202 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
1203 (ix86_set_move_mem_attrs_1): Likewise.
1204 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
1205 * config/i386/i386.md (movstrsi): Call it.
1207 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1209 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
1210 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
1211 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
1212 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
1214 (i750a-*-*): Error here if hosting on i750a.
1215 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
1217 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
1218 Remove (empty modulo comments).
1220 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
1221 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
1222 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
1223 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
1224 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
1225 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
1227 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
1228 Remove reference to winnt.h in comment.
1229 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
1231 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1233 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
1234 used to set another biv.
1236 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1238 * tree.h (BLOCK_DEAD): New macro.
1239 (struct tree_block): New flag, dead_flag.
1240 * print-tree.c (print_node, case 'b'): Print missing fields.
1241 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
1242 * function.c (identify_blocks): Enable test for misplaced notes.
1243 (all_blocks): Skip BLOCK_DEAD blocks.
1244 * integrate.c (integrate_decl_tree): Likewise.
1246 * errors.c (internal_error, trim_filename): New functions.
1247 (fancy_abort): Call internal_error.
1248 * errors.h (internal_error, trim_filename): New declarations.
1250 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
1252 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
1254 (EXTRA_CONSTRAINT): Formatting changes.
1256 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1258 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
1260 2001-02-23 Per Bothner <per@bothner.com>
1262 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
1263 so they can be called from java/jvspec.c.
1264 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
1266 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
1268 * i386.c (ix86_frame): New structure.
1269 (ix86_compute_frame_size): Kill.
1270 (ix86_compute_frame_layout): New.
1271 (ix86_save_reg): New.
1272 (ix86_can_use_return_insn_p): Use frame layout stuff.
1273 (ix86_expand_prologue): Likewise.
1274 (ix86_expand_epilogue): Likewise.
1275 (ix86_initial_elimination_offset): Likewise.
1276 (ix86_nsaved_regs): Use ix86_save_reg.
1277 (ix86_emit_save_regs): Likewise.
1279 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
1281 * flow.c (find_sub_basic_blocks): New function.
1282 (split_block): Be ready for basic block introduced by CODE_LABEL.
1283 (commit_one_edge_insertion): Call find_sub_basic_block.
1285 * flow.c (make_edges): Add edge from entry for blocks starting with
1286 label having ALTERNATE_NAME
1288 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
1290 * function.c (epilogue_done): Be ready for first basic block not
1291 containing PROLOGUE_END note.
1292 (reposition_prologue_and_epilogue_notes): Avoid placing
1293 PROLOGUE_END note between BASIC_BLOCK.
1295 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
1297 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
1299 2001-02-21 DJ Delorie <dj@redhat.com>
1301 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
1302 check for current_function_has_nonlocal_goto from 1999-11-12.
1304 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1306 * diagnostic.c (trim_filename): No longer static.
1307 * toplev.h (trim_filename): Declare.
1308 * rtl.c (rtl_check_failed_bounds): Call internal_error.
1309 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
1310 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
1311 (rtvec_check_failed_bounds): Likewise.
1312 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
1314 * convert.c (convert_to_integer): Don't do unsigned unless result or
1315 both inputs are unsigned.
1317 * fold-const.c (fold_convert): Don't call size_int_type_wide if
1320 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
1322 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
1324 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
1326 * Makefile.in (resource.o): Add params.h dependence.
1327 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
1328 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
1329 * resource.c: Add dependence on params.h.
1330 (current_live_regs): Fix explanatory comment.
1331 (find_basic_block): Add new parameter to permit limiting search
1333 (mark_target_live_regs): Add new argument to find_basic_block call.
1334 (incr_ticks_for_insn): Likewise.
1336 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1338 * diagnostic.c (output_to_stream): Rename to
1339 output_buffer_to_stream. Loses the stream parameter.
1340 (init_output_buffer): Set diagnosic_buffer's stream.
1341 (flush_diagnostic_buffer): Adjust.
1342 (default_print_error_function): Likewise.
1343 (finish_diagnostic): Likewise.
1344 (verbatim): Likewise.
1346 * diagnostic.h (struct output_buffer): Add `stream' field.
1347 (output_buffer_attached_stream): New macro.
1349 2001-02-23 Jakub Jelinek <jakub@redhat.com>
1351 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
1352 check if either operand is divisible by C.
1353 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
1354 If type is signed, consider negative numbers as well.
1356 2001-02-22 Richard Henderson <rth@redhat.com>
1358 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
1359 reach .text instead of gp-relative relocs.
1360 * config/ia64/crtend.asm (.init): Likewise.
1362 2001-02-22 Andreas Jaeger <aj@suse.de>
1364 * extend.texi (C++ Attributes): Fix typo.
1366 2001-02-21 David Mosberger <davidm@hpl.hp.com>
1368 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
1369 functions, drop current_function_args_info.words test.
1370 (ia64_compute_frame_size): Mark syscall_linkage functions as
1371 using eight input registers.
1373 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
1374 Bruce Korb <bkorb@gnu.org>
1376 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
1377 * fixinc/README: Document how to convert sed substitutions
1378 to format style c_fix-es.
1379 * fixinc/fixincl.x: regen
1381 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
1383 * gcc.c: Add comment explaining how to add a command-line option.
1384 Add title to specs language comment.
1386 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1388 * gcc.c (cc1_options): Add "-param".
1389 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
1390 (option_map): Likewise.
1391 * toplev.c (display_help): Add entry for "--param".
1392 (independent_decode_option): Fix typographical error.
1394 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
1395 Bernd Schmidt <bernds@redhat.com>
1396 Jan Hubicka <jh@suse.cz>
1398 * i386.c (function_arg_advance): Pass SSE arguments in registers.
1399 (function_arg): Likewise.
1401 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
1403 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
1405 2001-02-21 Kazu Hirata <kazu@hxi.com>
1407 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
1411 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
1413 * flow.c (init_propagate_block_info): Canon address and use single_set
1414 for killing dead memory stores.
1416 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1418 * Makefile.in (reorg.o): Add params.h dependence.
1419 * params.def: Fix typographical error in comment.
1420 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1421 * params.h: Modify introductory comment.
1422 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1423 * reorg.c: Add dependence on params.h.
1424 (redundant_insn): Add parameterized throttle for search.
1425 (fill_simple_delay_slots): Add a comment explaining a variable.
1426 Move conditional out of loop, simplifying code.
1427 (fill_eager_delay_slots): Fix typographical error in comment.
1429 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
1431 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
1433 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
1434 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
1436 2001-02-21 Jason Merrill <jason@redhat.com>
1438 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
1439 (struct tree_decl): Add uninlinable bitfield.
1440 * c-decl.c (duplicate_decls): Set it.
1441 * integrate.c (function_cannot_inline_p): Check it.
1443 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
1444 DW_AT_MIPS_linkage_name to abstract methods.
1445 (dwarf2out_abstract_function): Emit class context before calling
1446 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
1447 (gen_subprogram_die): Remove obsolete code.
1448 (gen_member_die): Don't include clones in the member list.
1449 (gen_decl_die): Emit abstract info for clone origin.
1450 * dwarfout.c (output_type): Don't include clones in the member list.
1451 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
1452 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
1453 DECL_ABSTRACT on a function that already has it set.
1455 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
1456 (get_subprogram_die): Pass it in.
1458 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
1460 * flow.c (mark_set_1): Make not_dead unsigned long. For
1461 non-pseudos, use it as a bitmask of the hard regs that
1464 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
1466 * cppfiles.c: Update comments.
1467 (_cpp_read_file): Don't check for NULL filenames any more.
1468 * cppinit.c (cpp_start_read): Don't do canonicalization of
1469 in_fname and out_fname. Use the passed file name exclusively.
1470 (_cpp_handle_options): Don't treat "-" as a command line option,
1471 but as a normal filename.
1472 (_cpp_post_options): Canonicalize in_fname and out_fname.
1473 * cppmain.c (printer_init): Don't check out_fname for NULL.
1474 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
1475 (init_c_lex): Update, and use "" to represent stdin to CPP.
1478 2001-02-20 Will Cohen <wcohen@redhat.com>
1480 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
1481 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
1482 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
1485 2001-02-20 Stan Shebs <shebs@apple.com>
1487 * config/rs6000/rs6000.c (output_cbranch): Output branches
1488 on separate lines instead of using ';' to separate.
1490 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
1492 * cppinit.c (set_lang): Move builtin handling to...
1493 (init_builtins): ...here.
1494 (_cpp_create_reader): Move call to set_lang.
1496 2001-02-20 Mark Mitchell <mark@codesourcery.com>
1498 * stmt.c (expand_return): If an attempt is made to return the
1499 error_mar_node, treat the return like a return without a value.
1501 2001-02-19 Zack Weinberg <zackw@stanford.edu>
1503 * sibcall.c (skip_copy_to_return_value): Call
1504 identify_call_return_value here, and return orig_insn if it
1505 returns zero. Hardret and softret arguments now unnecessary.
1506 (call_ends_block_p): Don't call identify_call_return_value here.
1508 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
1510 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
1511 * ggc.h (ggc_mark_if_gcable): Delete prototype.
1513 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
1515 * pa.c (move_operand): Accept code to load the address of a
1516 symbol out of the DLT as a valid move operand.
1517 (print_operand, case 'A'): New to handle generating a DLT
1518 reference for a LO_SUM expression.
1519 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
1520 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
1522 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
1524 * README, cpp.texi, gcc.texi, version.c: Update version number to
1526 * cpp.1, gcov.1, gcc.1: Regenerate.
1528 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
1530 * cppfiles.c (stack_include_file): Generate dependencies
1531 here, and manage include_count here too.
1532 (PRINT_THIS_DEP): Delete.
1533 (_cpp_execute_include): Do not generate dependencies here,
1534 apart from the case of a missing header. Do not manage
1536 (_cpp_read_file): Leave dependency generation to
1539 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
1541 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
1542 target_cpu_default. Remove dead assignment to
1545 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
1547 * regclass.c (contains_reg_of_mode): Make global.
1548 (init_reg_sets): Remove contains_reg_of_mode; take into account
1549 CLASS_MAX_NREGS when looking for the proper mode.
1550 (dump_regclass): Dump only classes considered for the pseudo.
1551 (regclass): Use contains_reg_of_mode.
1553 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
1555 * gcc.c (do_spec_1): 'n' for printing notices.
1556 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
1558 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
1560 * reg-stack.c (next_flags_user): Use current_block->end
1561 (swap_rtx_condition): Look for next user if flags don't die;
1562 give up on CALL_INSNs; use current_block->end.
1564 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1566 * sibcall.c (call_ends_block_p): New function.
1567 (optimize_sibling_and_tail_recursive_call): Use it.
1569 2001-02-18 Kazu Hirata <kazu@hxi.com>
1571 * config/h8300/h8300.md: Update copyright.
1572 (andsi3): Do not output an extra newline character.
1574 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1576 * toplev.c (note_deferral_of_defined_inlined_function): Argument
1577 FNDECL may be unused.
1579 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
1580 follow jumps after first run.
1581 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
1582 it doesn't change any jumps.
1584 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
1586 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
1587 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
1588 (mostlyclean): Corresponding changes.
1589 * rtlanal.c (hard-reg-set.h): Include.
1590 (rtx_unstable_p): Do not treat the argument pointer specially
1591 if it is not a fixed register.
1592 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
1594 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1596 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
1597 against last real insn in basic block.
1598 Rework to avoid gotos.
1600 * Makefile.in (gcse.o): Now includes ggc.h.
1601 * gcse.c: Include ggc.h.
1602 (want_to_gcse_p): Verify expression can be in SET as valid insn.
1603 (try_replace_reg): Remove warning of uninitialize variable.
1604 (process_insert_insn): Call invalid_insn_p to validate insn.
1605 * recog.c (insn_invalid_p): Now global.
1606 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
1607 * recog.h (insn_invalid_p): New declaration.
1609 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
1611 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
1612 assignments from FP constants since 'Y' output code can't handle it.
1613 (eligible_for_sibcall_delay): Likewise.
1615 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
1616 Call fancy_abort directly, passing args.
1617 (print_rtl_and_abort): Now a macro, like fancy_abort.
1619 * final.c (output_operand_lossage): Use internal_error, not error.
1621 2001-02-18 Shane Nay <shane@agendacomputing.com>
1623 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
1624 structure shift insns.
1626 2001-02-18 Mark Mitchell <mark@codesourcery.com>
1628 * invoke.texi (-fsquangle): Remove documentation.
1629 (-fname-mangling-version): Likewise.
1631 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
1633 * optabs.c (expand_abs): Remove reference to
1634 HAVE_contitional_arithmetic.
1635 * combine.c (simplify_set): Likewise.
1637 2001-02-18 Richard Henderson <rth@redhat.com>
1639 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
1642 2001-02-18 Richard Henderson <rth@redhat.com>
1644 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
1646 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
1648 * reload1.c (reload_cse_simplify_set): Fix typo.
1650 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1652 * diagnostic.c (_fatal_insn): Decrement errorcount.
1654 * invoke.texi (-I): Add note avoiding use for system header files.
1656 * rtl.h (add_clobbers): Remove duplicate declaration.
1657 * recog.h (added_clobbers_hard_reg_p): New declaration.
1658 * genemit.c (struct clobber_pat): New field has_hard_reg.
1659 (gen_insn): Record if added clobbers clobber hard reg.
1660 (gen_split): Avoid unused warning if number of operands is 0.
1661 (output_added_clobbers_hard_reg_p): New function.
1664 2001-02-18 Alan Modra <alan@linuxcare.com.au>
1666 * pa.c (hppa_expand_prologue): Simplify code storing return
1667 pointer. For large (>=8k) frames with a post_store, adjust stack
1668 pointer by 8k-64 first rather than by 64. When testing with
1669 VAL_14_BITS_P, always use the actual value rather than the value
1670 negated. Add blockage to prevent scheduling of spills before
1671 stack frame has been created.
1672 (hppa_expand_epilogue): Simplify code loading return pointer.
1673 Allow a slightly larger range for merge_sp_adjust_with_load case.
1674 When testing with VAL_14_BITS_P, always use the actual value.
1676 * pa.c (pa_adjust_insn_length): Check that block move
1677 pattern is a set before looking at operands.
1679 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1681 * fold-const.c (fold_binary_op_with_conditional_arg): New
1682 function, split out from ...
1684 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
1685 conditional arms that throw exceptions.
1687 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
1690 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1692 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
1693 define HAVE_DECL_* to 1 to mask potential backup declarations.
1694 * configure: Regenerated.
1696 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1698 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
1700 2001-02-17 Richard Henderson <rth@redhat.com>
1702 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
1703 when replacing a memory load with a register.
1705 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1706 Jan Hubicka <jh@suse.cz>
1708 * recog.c (validate_replace_src_1): New.
1709 (validate_replace_src_data): Likewise.
1710 (validate_replace_src): Use note_uses.
1711 * rtl.h (note_uses): Declare.
1712 * rtlanal.c (note_uses): New.
1714 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
1716 * reg-stack.c (stack_def): Make field reg unsigned.
1717 (remove_regno_note): Unsignetize parameter.
1719 2001-02-16 Jes Sorensen <jes@linuxcare.com>
1721 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
1722 shladd_operand() call.
1724 2001-02-16 Bruce Korb <bkorb@gnu.org>
1725 Rodney Brown <RodneyBrown@mynd.com>
1727 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
1728 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
1729 machine restrictions
1730 * fixinc/fixincl.x: regen
1732 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1734 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
1736 (hash_scan_insn): Clean up calls to hash_scan_set.
1737 (compute_kill_rd): REGNO now unsigned.
1738 (try_replace_reg): Rework to use simplify_replace_rtx.
1739 (cprop_jump, cprop_cc0_jump): Likewise.
1740 (cprop_insn): Call find_reg_equal_equiv_note.
1741 Reflect changes to cprop_jump and cprop_cc0_jump.
1743 * recog.c (validate_replace_src): Replace in operands of
1744 ZERO_EXTRACT in SET_DEST.
1746 * cse.c (new_label_ref): New variable.
1747 (insert): Set it instead of recorded_label_ref.
1748 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
1749 CODE_LABEL for this function, and not already in REG_LABEL note.
1751 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
1753 * resource.c (mark_referenced_resources): Fix typo in introductory
1755 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
1758 2001-02-16 Jason Merrill <jason@redhat.com>
1760 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
1762 (gen_subprogram_die): Don't abort on seeing a second definition if
1763 the previous one was abstract. Don't replace an abstract instance
1764 in the lookup table.
1766 * dwarf2out.c (dwarf2out_abstract_function): Rename from
1767 gen_abstract_function.
1768 * dwarf2out.h: Declare it.
1769 * toplev.c (note_outlining_of_inline_function): New fn.
1770 * toplev.h: Declare it.
1771 * integrate.c (output_inline_function): Call it.
1772 * c-decl.c (duplicate_decls): Call it when redefining an extern
1773 inline. Don't inline the new defn.
1775 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
1777 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1779 * .gdbinit: Rename to gdbinit.in.
1780 * gdbinit.in: New file,
1781 * configure.in: Generate .gdbinit from gdbinit.in.
1782 * configure: Regenerated.
1783 * Makefile.in (distclean): Always remove .gdbinit.
1785 2001-02-16 Jakub Jelinek <jakub@redhat.com>
1787 * objc/objc-act.c (start_class): Register implemented_classes with
1790 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
1792 * cppfiles.c (_cpp_make_system_header): Generate a file
1795 2001-02-15 Jim Meyering <meyering@lucent.com>
1797 * Makefile.in (install-common): Don't depend on installdirs here.
1798 Instead, make each of the lang.install-common targets (e.g.,
1799 c++.install-common in cp/Make-lang.in) depend on it.
1800 (install-driver): Depend on installdirs.
1802 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1804 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
1806 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
1809 2001-02-15 Mark Mitchell <mark@codesourcery.com>
1811 * invoke.texi (--param): Document.
1813 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
1815 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
1817 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
1819 * i386.md (extendsfdf2_2): Fix constraints.
1821 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
1823 * i386.md (fop_df_3 splitter): Fix operand number.
1825 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
1827 * invoke.texi (-mreg-alloc): Nuke.
1828 * i386.c (ix86_reg_alloc_order, regs_allocated,
1829 order_regs_for_local_alloc): Nuke.
1830 (override_options): Kill reg_alloc code.
1831 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
1832 (REG_ALLOC_ORDER): SSE goes before I387.
1833 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
1834 (ix86_reg_alloc_order): Likewise.
1835 * i386-protos.h (ix86_reg_alloc_order): Kill.
1837 2001-02-14 Richard Henderson <rth@redhat.com>
1839 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
1841 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
1843 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
1845 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
1847 * i386-protos.h (ix86_memory_move_cost): Move offline.
1848 * i386.c (ix86_register_move_cost): Compute properly cost of
1849 SSE, MMX and i387 instructions.
1850 (*_cost): Add costs of SSE/MMX moves.
1851 (ix86_memory_move_cost): Move offline from ....; Likewise.
1852 * i386.h (MEMORY_MOVE_COST): .... here;
1853 (struct processor costs): Add new fields to represent costs
1856 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
1858 * regclass.c (init_reg_sets_1): Reinstall the optimization of
1859 move_cost together with Matt Kraai's fix.
1861 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
1863 * Makefile.in (OBJS): Add params.o.
1865 2001-02-14 Richard Henderson <rth@redhat.com>
1866 DJ Delorie <dj@redhat.com>
1868 * jump.c (jump_optimize_1): When we delete a conditional jump
1869 preceeding a non-conditional jump to effectively the same place,
1870 make sure that the combined jump skips any clobber insns between
1873 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
1875 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
1877 2001-02-14 Mark Mitchell <mark@codesourcery.com>
1879 * Makefile.in (toplev.o): Depend on params.h.
1880 (intergate.o): Likewise.
1881 (params.o): New target.
1882 * flags.h (inline_max_insns): Remove.
1883 * integrate.c: Include params.h.
1884 Use MAX_INLINE_INSNS instead of inline_max_insns.
1885 * params.c: New file.
1886 * params.h: Likewise.
1887 * params.def: Likewise.
1888 * toplev.c: Include params.h.
1889 (lang_independent_params): New variable.
1890 (decode_f_option): Use the param machinery instead of setting
1892 (independent_decode_option): Handle "--param name=value".
1893 (main): Register language-independent parameters.
1895 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
1897 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
1899 2001-02-14 Richard Henderson <rth@redhat.com>
1901 * regclass.c (init_reg_sets_1): Revert last two changes.
1903 2001-02-14 Jakub Jelinek <jakub@redhat.com>
1905 * stor-layout.c (is_pending_size, put_pending_size): New functions.
1906 (variable_size): Call put_pending_size.
1907 * tree.h (is_pending_size, put_pending_size): Add prototypes.
1908 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
1909 sizes list, put newly created SAVE_EXPR there as well.
1911 2001-02-14 Jakub Jelinek <jakub@redhat.com>
1913 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
1914 (errata_find_address_regs): load_group has only 2 entries.
1915 (errata_emit_nops): Likewise. shladd is not problematic.
1916 Clear last_group if nop was emitted.
1917 (fixup_errata): load_group has only 2 entries.
1920 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
1922 * c-lex.c (lex_number): Only warn traditionally for U suffix
1923 outside system macros.
1924 * cppexp.c (parse_number): Similarly.
1925 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
1926 * cppmacro.c (struct cpp_macro): New member node.
1927 (parse_args): Only warn about missing rest args if not
1929 (funlike_invocation_p): Similarly for uninvoked funlike macros.
1930 (cpp_sys_objmacro_p): New.
1931 (_cpp_create_definition): Store the node with the macro defn.
1932 Remember if the macro is defined in a system header.
1934 2001-02-13 DJ Delorie <dj@redhat.com>
1936 * configure.in (check_languages): determine languages to check
1937 * Makefile.in (check-c++): alias for check-g++
1938 (check-f77): alias for check-g77
1939 (CHECK_TARGETS): depend on configured languages
1941 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
1943 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
1944 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
1945 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
1946 (sqrtextendsfdf2): Disable for SSE2.
1948 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1950 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
1951 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
1952 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
1953 (sqrtextendsfdf2): Disable for SSE2.
1955 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
1957 * i386.md (movsfcc_1): Support integer cmove instruction.
1958 (movdfcc_1): Likewise; new splitter.
1960 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
1962 * i386.c (output_fp_compare): Support SSE.
1963 (prepare_fp_compare_args): SSE comparisons always support memory.
1964 * i386.h (TARGET_CMOVE): SSE imply cmove.
1965 * i386.md (cmp?f2): Enable for SSE too.
1966 (cmpfp_i*): Support SSE.
1968 (cmpfp_i_sse_only): New.
1969 (s*, b* fp expanters): Enable for SSE too.
1970 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
1973 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
1975 * regclass.c (init_reg_sets_1): Silence warning.
1977 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
1979 * i386.md (sqrt?f2): Change to expander.
1980 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
1982 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1984 * rtlanal.c (find_reg_equal_equiv_note): New function.
1985 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
1986 (simplify_gen_relational, simplify_replace_rtx): Likewise.
1987 * rtl.h: Add declarations for above functions.
1989 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
1991 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
1993 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
1994 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
1995 * flow.c (mark_regs_live_at_end): Likewise.
1996 (calculate_global_regs_live): Likewise.
1997 * gcse.c (compute_hash_table): Likewise.
1998 (compute_kill_rd): Likewise.
1999 * resource.c (mark_target_live_regs): Likewise.
2000 * rtl.h (INVALID_REGNUM): New macro.
2002 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
2004 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
2006 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
2008 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
2011 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
2013 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
2015 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
2016 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
2017 (fop_sf_1_sse, fop_df_1_sse): New patterns
2018 (fop_*): Disable float_extend and float patterns for SSE compilation.
2019 * i386.c (output_387_binary_op): Support SSE.
2021 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
2023 * i386.md (dummy_extendsfdf2): Support SSE2
2024 (extendsfdf2): Enable if 80387 or SSE2.
2025 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
2026 and no MIX_I387_SSE2
2027 (extendsfdf2_1_sse_only): New pattern.
2028 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
2030 (truncdfsf2_1): Support SSE.
2031 (truncdfsf2_2): Support SSE.
2032 (truncdfsf2_2_1_sse): New pattern.
2033 (fixtruncsfsi2): Always use SSE if available.
2034 (fix_truncsfsi_sse): New pattern.
2035 (fix_truncdfsi_sse): New pattern.
2036 (floatsis?f2): Support SSE.
2037 (floatsidf2_i387): New pattern.
2038 (floatsidf2_sse): Likewise.
2040 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2042 * configure.in: Use "have_gnat" variable, not "gnat".
2043 * configure: Regenerated.
2045 * config/sparc/sparc.c (function_value): Treat all non-record
2046 aggregate types like used to treat UNION_TYPE.
2048 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
2050 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
2051 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
2053 (MASK_MIX_SSE_I387): New.
2054 (TARGET_SSE): SSE2 imply SSE.
2055 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
2056 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
2057 (enum reg_class): Add new classes.
2058 (REG_CLASS_NAMES): Likewise.
2059 (REG_CLASS_CONTENTS): Likewise.
2060 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
2061 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
2062 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
2063 (CLASS_MAX_NREGS): Use new macros.
2064 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
2065 * i386.md (pushsf, movsf): Support SSE.
2066 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
2067 splitters to use ANY_FP_REGNO_P.
2068 (movdf_nointeger, movdf_integer): Likewise.
2070 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2072 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2073 (try_combine): Use it.
2075 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
2077 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
2078 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
2079 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
2080 (REGISTER_MOVE_COST): Likewise.
2081 * i386-protos.h (ix86_secondary_memory_needed,
2082 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
2083 * i386.c (ix86_secondary_memory_needed,
2084 ix86_preferred_reload_class, ix86_register_move_cost): New function.
2086 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
2088 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
2089 (HARD_REGNO_MODE_OK): Move offline to ....
2090 * i386.c (ix86_hard_regno_mode_ok) ... here;
2091 refuse all incorrect modes.
2092 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
2094 2001-02-13 Richard Henderson <rth@redhat.com>
2096 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2097 entire operator; replicate that and match_dup the operands.
2098 (cmp_ccx_arith_op_set): Likewise.
2099 (cmp_cc_arith_op_not_set): Likewise.
2100 (cmp_ccx_arith_op_not_set): Likewise.
2102 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2104 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
2106 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2108 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
2109 (TARGET_NO_BITFIELD_WORD): New macro.
2110 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
2111 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
2113 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2115 * cselib.c: New file, from simplify-rtx.c.
2116 * simplify-rtx.c: Remove cselib parts.
2117 * Makefile.in: Add cselib.o.
2119 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2121 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2122 (setup_incoming_varargs): Remove warning.
2124 * config/rs6000/rs6000.c (validate_condition_mode): When
2125 flag_fast_math, allow floating-point conditionals to be reversed.
2126 (rs6000_generate_compare): When flag_fast_math, don't generate
2127 cror operations for FP conditionals.
2129 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
2131 (ASM_SPEC): Likewise.
2132 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
2133 (CC1_SPEC): Likewise.
2134 (LINK_TARGET_SPEC): Likewise.
2135 (CPP_ENDIAN_SPEC): Likewise.
2136 * Makefile.in (check-consistency): New target.
2138 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
2140 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
2141 "return type defaults" warning for functions with return type
2143 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
2144 function declarations by default rather than only when pedantic.
2146 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
2148 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
2151 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2153 * extend.texi (Deprecated): Deprecate new initializer lists.
2155 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2157 * mkdeps.c (deps_add_default_target): Robustify. Add
2158 basename component only.
2159 * cpp.texi (-M): Describe how default target is generated.
2160 * invoke.texi (-M): Likewise.
2162 2001-02-12 Kazu Hirata <kazu@hxi.com>
2164 * toplev.c (push_float_handler): Remove.
2165 (pop_float_handler): Remove.
2166 * toplev.h: Remove prototypes for the above functions.
2168 2001-02-12 Jakub Jelinek <jakub@redhat.com>
2170 * c-common.c (constant_fits_type_p): New function.
2171 (convert_and_check): Use it.
2173 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2175 * Makefile.in (GXX_ABI_FLAG): Don't define.
2176 * configure.in (--enable-new-gxx-abi): Remove option.
2177 * config.in: Regenerated.
2178 * configure: Likewise.
2180 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
2182 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
2184 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
2185 regular basic block, and arrange for all edges into it to switch
2188 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2190 * Makefile.in (distclean): Do not remove .gdbinit.
2192 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2194 * Makefile.in (gcc.o): Fix typos.
2195 (protize.o): Likewise.
2196 (unprotoize.o): Likewise.
2198 2001-02-11 Richard Henderson <rth@redhat.com>
2200 * tree.c (build1): Check for null operand in last change.
2202 2001-02-11 Richard Henderson <rth@redhat.com>
2204 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
2205 (fold): Don't assume a constant isn't foldable.
2206 * tree.c (build): Set TREE_CONSTANT for an expression with no
2207 side-effects and constant operands.
2210 2001-02-10 Richard Henderson <rth@redhat.com>
2212 * jump.c (squeeze_notes): Revert 2000-05-12 change.
2214 2001-02-10 Anthony Green <green@redhat.com>
2216 * cpp.texi (Standard Predefined): Add documentation for
2219 * c-common.c (combine_strings): Improve warning message.
2221 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
2223 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
2225 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
2227 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
2229 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
2232 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2234 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
2237 2001-02-09 Nick Clifton <nickc@redhat.com>
2239 * config/arm/arm.md: Change output contraint on post inc
2240 load/store multiple patterns to be a read/write contraint.
2242 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
2244 * gcc.c (cpp_options): Delete .d files on error. Don't delete
2245 .o files when using the -M options.
2247 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2248 David Edelsohn <edelsohn@gnu.org>
2250 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
2251 handle DImode constants. Use one TOC entry for SImode and smaller
2252 constants, aligned properly.
2254 2001-02-08 Jason Merrill <jason@redhat.com>
2256 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
2257 about the SP adjustment for saving the static chain pointer.
2258 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
2259 offset when setting a temporary CFA register.
2261 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
2263 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
2264 powerpc-*-chorusos* .
2265 * config/rs6000/chorus.h : New file.
2266 * config/i386/chorus.h : New file.
2267 * config/sparc/chorus.h : New file.
2268 * config/sparc/t-chorus-elf : New file.
2270 2001-02-08 David Edelsohn <edelsohn@gnu.org>
2272 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
2273 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
2274 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
2275 (__WCHAR_TYPE__): Correct macro name.
2277 2001-02-08 Richard Henderson <rth@redhat.com>
2279 * config/i386/i386.c (ix86_frame_pointer_required): New.
2280 (ix86_setup_frame_addresses): New.
2281 (struct machine_funciton): Add accesses_prev_frame.
2282 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
2283 ix86_frame_pointer_required.
2284 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
2285 (SETUP_FRAME_ADDRESSES): New.
2286 * config/i386/i386-protos.h: Update.
2287 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
2288 from FRAME_POINTER_REQUIRED.
2289 * config/i386/svr3gas.h: Likewise.
2290 * config/i386/sysv3.h: Likewise.
2291 * config/i386/v3gas.h: Likewise.
2293 2001-02-08 Richard Henderson <rth@redhat.com>
2295 * config/sparc/sparc.c (function_arg_record_value_3): Fix
2296 calculation of the number of integer registers required.
2297 (function_arg_record_value): Likewise.
2299 2001-02-08 Jason Merrill <jason@redhat.com>
2301 * diagnostic.c (internal_error): Say "confused" after 1 error, not
2302 two. Print file and line with "confused" message.
2304 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
2306 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2308 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
2310 2001-02-08 Bernd Schmidt <bernds@redhat.com>
2312 * final.c (cleanup_subreg_operands): The address of a MEM can
2315 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
2318 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
2320 * gcc.texi (Incompatibilities): Update documentation of
2321 preprocessing numbers.
2323 2001-02-07 Jakub Jelinek <jakub@redhat.com>
2325 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
2327 2001-02-07 Mark Mitchell <mark@codesourcery.com>
2329 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
2331 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
2332 * gcc.c (struct compiler): Add cpp_spec field.
2333 (input_file_compiler): New variable.
2334 (do_spec_1): Allow a particular compiler to handle `%C'
2336 (main): Store the current compiler in input_file_compiler.
2337 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
2339 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
2341 * cpphash.h (struct spec_nodes): Add n_true and n_false.
2342 * cppinit.c (cpp_create_reader): Initialize them.
2343 (append_include_chain): cxx_aware arg might be unused.
2344 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
2345 keywords and give them their phase 7 meaning. Pedwarn about
2346 this unless '__bool_true_false_are_defined' is defined.
2348 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2350 * lcm.c (optimize_mode_switching): Emit mode_set before the
2351 JUMP_INSN of an abnormal edge.
2353 2001-02-07 Bernd Schmidt <bernds@redhat.com>
2355 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
2356 a scheduling barrier at the end.
2358 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
2360 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2362 * config/sh/sh.md (reload_outsf): Removed.
2363 (movsf_ie): Introduce constraints for FPUL loads and stores.
2364 (reload_insf): Broaden the output constraint.
2366 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
2368 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2369 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
2371 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
2373 * final.c: Revert my previous changes.
2374 * output.h: Make profile_label_no extern.
2375 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
2376 for generating label.
2378 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
2380 * config/i386/djgpp.h: Add comments about standard paths.
2381 (MD_EXEC_PREFIX): Undefine before defining.
2382 (MD_STARTFILE_PREFIX): New.
2384 2001-01-30 Bruce Korb <bkorb@gnu.org>
2386 fixinc/fixincl.c(process): Emit error message only if appropriate :)
2387 (load_file): do not rely on load_file_data() to close file pointer
2388 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
2389 fixinc/inclhack.def(irix_limits_const): add test_text
2391 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2393 * cppexp.c (parse_defined): Improve diagnostics for invalid
2396 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2398 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
2400 2001-02-06 Mark Mitchell <mark@codesourcery.com>
2402 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
2403 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
2404 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
2405 (rs6000_output_symbol_ref): New function.
2406 (output_toc): Use VTABLE_NAME_P.
2408 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2410 * print-tree.c (print_node, case PARM_DECL):
2411 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
2413 * stor-layout.c (reference_types_internal): New variable.
2414 (internal_reference_types): New function.
2415 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
2416 * tree.h (internal_reference_types): New declaration.
2418 * cse.c (find_best_addr): Fix typo in computing cost.
2420 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2422 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
2423 and this is the sum of a pointer and a constant, we know the result
2425 (num_sign_bit_copies, case PLUS): Likewise.
2426 * explow.c (convert_memory_address): Remove opposite SUBREG.
2427 * function.c (instantiate_new_reg): New function (from common code).
2428 (instantiate_virtual_regs_1): Call it.
2429 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
2430 if pointers sign- or zero-extend.
2431 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
2432 If pointers extend unsigned, use inside of SUBREG.
2433 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
2435 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
2437 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
2438 subdir of gcc_gxx_include_dir.
2439 (gcc_gxx_target_include_dir): Remove.
2441 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
2443 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
2444 (dwarf2out_frame_debug_expr): Revise introductory comments to add
2445 a high-level description.
2447 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
2449 * final.c: Move the declaration of profile_label_no to ...
2450 * output.h: ... here.
2451 * function.c (expand_function_start): Call PROFILE_HOOK.
2452 * config/rs6000/aix.h: Define PROFILE_HOOK.
2453 * config/rs6000/rs6000-protos.h: output_profile_hook new.
2454 * config/rs6000/rs6000.c (output_profile_hook): Define.
2455 (output_prolog): Do nothing for ABI_AIX as it is taken care by
2456 output_profile_hook.
2457 tm.texi : Explain new macro PROFILE_HOOK.
2459 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
2461 * extend.texi (Extended Asm): Do not say that semicolon is always
2462 a valid line-breaking character for GNU assemblers. Use
2463 newline-tab as the most commonly supported syntax. Use
2464 newline-tab rather than semicolon in multi-insn examples.
2466 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2468 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
2470 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2471 David Edelsohn <edelsohn@gnu.org>
2473 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
2474 code for AIX, even without flag_pic.
2476 2001-02-05 Jakub Jelinek <jakub@redhat.com>
2478 * c-typeck.c (common_type): push and pop binding level around
2479 calling common_type on function parameters.
2481 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
2483 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
2485 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2487 * config/mips/mips.c (override_options): Fix typo in last change.
2488 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
2489 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
2491 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
2493 * invoke.texi (-fdump-class-layout): Document.
2494 (-fdump-translation-unit): Use `=' as filename separator.
2496 2001-02-05 Mark Mitchell <mark@codesourcery.com>
2498 * Makefile.in (s-mlib): Don't build multilibs if
2500 (DRIVER_DEFINES): Adjust accordingly.
2502 (protoize.o): Likewise.
2503 (unprotoize.o): Likewise.
2504 * configure.in: Recognize --enable-multilib.
2506 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2508 * Makefile.in (DRIVER_DEFINES): Fix quoting.
2510 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
2511 * configure.in: Remove --enable-libstdcxx_v3 support.
2512 * configure: Regenerated.
2514 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2516 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
2517 Call abort instead of fatal.
2518 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
2519 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
2520 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
2521 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
2522 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
2523 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
2525 * diagnostic.h (set_internal_error_function): Renamed.
2526 * toplev.h (internal_error): Renamed from fatal.
2527 (pfatal_with_name): Deleted.
2528 (fatal_io_error): Now has printf-style arguments.
2529 * diagnostic.c (pfatal_with_name): Deleted.
2530 (fatal_io_error): Rework to have args in printf-style.
2531 (set_internal_error_function): Renamed from set_fatal_function.
2532 (internal_error): Renamed from fatal.
2533 (error_recursion, fancy_abort): Call internal_error instead of fatal.
2534 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
2535 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
2536 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
2537 * flow.c (verify_flow_info): Likewise.
2538 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
2539 * config/mips/mips.c (save_restore_insns): Likewise.
2541 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
2542 * flow.c (verify_flow_info): Likewise.
2543 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
2544 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
2545 (avr_normalize_condition): Likewise.
2546 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
2547 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
2548 (limit_reload_class, double_reg_to_memory): Likewise.
2549 (print_operand_address, emit_1600_code_shift): Likewise.
2550 (gen_tst_reg, gen_compare_reg): Likewise.
2551 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
2552 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
2554 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
2556 * c-parse.in (methoddef): Call fatal_error instead of fatal.
2557 * objc/objc-act.c (build_ivar_chain): Likewise.
2558 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
2560 * graph.c (clean_graph_dump_file): Likewise.
2561 * profile.c (init_branch_prob): Likewise.
2562 * objc/objc-act.c (objc_init): Likewise.
2564 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
2565 * config/avr/avr.c (avr_override_options): Likewise.
2566 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
2567 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
2568 * config/h8300/h8300.c (h8300_init_once): Likewise.
2569 * config/mips/mips.c (override_options): Likewise.
2570 * config/i386/i386.c (override_options): Likewise, rework.
2571 * config/m68k/m68k.c (override_options): Likewise.
2573 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
2575 * config/mips/mips.c (print_operand): Likewise.
2576 * hash.c (hash_allocate): Don't check for failure returns from
2577 obstack functions that can't fail.
2578 (hash_table_init_n, hash_table_init): Likewise; also now return void.
2579 * hash.h (hash_table_init_n, hash_table_init): Now return void.
2580 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
2581 (get_object_reference): Likewise.
2583 2001-02-04 Nick Clifton <nickc@redhat.com>
2585 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
2586 StrongARM1110, 10TDMI, and 1020T.
2588 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2590 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
2592 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
2594 * config/sh/sh.md (movdf load split): Pass register number to
2595 FP_OR_XD_REGISTER_P.
2597 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2599 * cppinit.c (BC): New macro.
2600 (builtin_array): Add __GXX_WEAK__.
2601 * cpplib.h (builtin_type): Add BT_WEAK.
2602 * cppmacro.c (builtin_macro): Handle BT_WEAK.
2603 * defaults.h (SUPPORTS_ONE_ONLY): Define.
2604 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
2606 2001-02-03 Jakub Jelinek <jakub@redhat.com>
2608 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
2610 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2612 * cpphash.h: Rename _ALIGN POOL_ALIGN.
2613 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2615 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2617 * cpphash.h: Rename ALIGN _ALIGN.
2618 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2620 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
2622 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
2623 compilation environment.
2624 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
2625 control over location of cygwin includes and libs.
2627 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2629 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
2631 2001-02-02 lars brinkhoff <lars@nocrew.org>
2633 * md.texi (Standard Names): remove reference to spur.md.
2635 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2637 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
2638 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
2639 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
2640 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
2641 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
2643 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2645 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
2646 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
2647 number before reload.
2648 (c4x_adjust_cost): Return zero before reload.
2649 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
2650 split before reload.
2652 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2654 * c4x.c (c4x_hard_regno_rename_ok): New.
2655 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
2656 * c4x.h (HARD_REGNO_RENAME_OK): Define.
2658 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2660 * diagnostic.h: Add missing "extern" in all declarations.
2662 2001-02-02 Alex Samuel <samuel@codesourcery.com>
2664 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
2665 as for gcc_gxx_include_dir.
2667 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
2669 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
2671 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2673 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
2674 label before alignment to be used as the braf base address.
2675 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
2677 (casesi_jump_2): Require at least TARGET_SH2.
2679 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
2680 truncation to 32-bit doubles on -m3e and -m4-single-only.
2682 2001-02-02 Mark Mitchell <mark@codesourcery.com>
2684 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
2685 the default when building a shared object.
2686 (init_spec): Use it.
2687 * testsuite/lib/g++.exp: Include the directory where libgcc
2688 is located to the LD_LIBRARY_PATH list.
2689 * invoke.texi (-shared-libgcc): Document the cases in which
2690 GCC defaults to using the shared libgcc.
2692 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2694 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
2695 unsigned is wide enough.
2697 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
2698 (si_to_float): Likewise.
2699 (float_to_si, float_to_usi): Use BITS_PER_SI.
2701 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2703 * dwarf2out.c: Added explanation of abbreviations.
2704 (def_cfa_1): Added comments listing DWARF2 instructions.
2705 (cfa_temp_reg): Removed in favor of cfa_temp.
2706 (cfa_temp_value): Removed in favor of cfa_temp.
2707 (cfa_temp): New global variable.
2708 (dwarf2out_frame_debug_expr): Added extensive introductory
2709 comments explaining the function's transformations. Revised to
2710 use cfa_temp. Added some rtx checking. Generalize IOR case.
2711 (dwarf2out_frame_debug): Revised to use cfa_temp.
2712 (output_aranges): Cast as "unsigned" to avoid warning.
2713 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
2714 explain which instructions must be marked.
2716 2001-02-01 Richard Henderson <rth@redhat.com>
2718 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
2721 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
2723 * config/sh/crt1.asm (main_k): Modified so that start calls
2724 ___setup_argv_and_call_main.
2726 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
2728 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
2729 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
2730 and AVOID_LPASTE is cleared on meeting an unescaped newline.
2731 * cppmacro.c (builtin_macro): Set builtin flags here.
2732 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
2733 (replace_args): Clarify intent.
2734 (cpp_get_token): Macro expansion tokens get the saved flags.
2736 * cppmain.c (scan_buffer): Remove now-redundant print.printed
2739 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2741 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
2744 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2746 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
2747 returns Pmode pseudo, but we need ptr_mode.
2748 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
2749 Remove bogus conversions; use HOST_WIDE_INT for size.
2750 Don't use TARGET if wrong mode.
2752 * config/i386/i386.c (ix86_compute_frame_size): Allow
2753 stack_alignment_needed to be non-default even if size is zero.
2755 2001-01-31 Alan Modra <alan@linuxcare.com.au>
2757 * (hppa_init_pic_save): Emit the pic offset table
2758 reg save after last_parm_insn.
2759 * pa.c (hppa_init_pic_save): New function.
2760 * pa.h (hppa_init_pic_save): Declare.
2761 * pa.md (call, call_value, sibcall, sibcall_value): Use
2762 the above instead of duplicated code.
2764 * pa.c (hppa_encode_label): Correct size of alloca buffer
2765 so we don't overrun it. Correct leading `*' case.
2766 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
2767 need to handle `*@'.
2768 (FUNCTION_NAME_P): Likewise.
2770 2001-01-31 Richard Henderson <rth@redhat.com>
2772 * config.gcc (alpha-osf5): Use float-i128.h.
2774 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
2775 * config/float-i32.h: Likewise.
2776 * config/float-i64.h: Likewise.
2777 * config/float-sh.h: Likewise.
2778 * config/float-sparc.h: Likewise.
2780 2001-01-31 DJ Delorie <dj@redhat.com>
2782 * expmed.c (extract_bit_field): allow non-integral modes if we
2783 want to extract a whole register from itself.
2785 2001-01-31 Jakub Jelinek <jakub@redhat.com>
2787 * c-typeck.c (set_init_index): If first is equal to last, assume as
2788 if it was not a range at all.
2790 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2792 * config/fp-bit.c: Include tm.h.
2793 (float_to_si): Don't assume SImode is 32-bits wide.
2794 (float_to_usi): Likewise.
2796 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
2798 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
2800 (typename): Call pending_xref_error after parsing typed_typespecs.
2801 * c-decl.c (lookup_tag): Give error immediately rather than
2802 leaving it pending if the tag of the wrong type is in the same
2804 (xref_tag): Don't pedwarn for forward declarations of enum types
2806 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
2809 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2811 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
2813 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
2815 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
2816 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
2818 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
2820 * cpphash.h (struct cpp_reader): New saved_flags.
2821 * cppmacro.c (cpp_get_token): Use saved_flags to remember
2822 to avoid a paste after a pasted token.
2824 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2826 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
2827 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
2828 Wtype_MIN instead of LONG_MIN.
2830 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
2832 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
2834 * fixinc/fixincl.x: Regenerated.
2835 * fixinc/inclhack.def (irix_limits_const): New definition to
2836 convert "const" to "__const" in limits.h.
2838 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
2840 * fixinc/genfixes (AG): Fix "autogen4" thinko.
2842 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2844 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
2845 when register dies in the insn.
2847 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
2849 * diagnostic.c (fatal): Fix word wrap.
2851 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
2853 * combine.c (try_combine): Fix SUBREG setting for
2854 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
2856 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2858 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
2861 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
2863 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
2865 * toplev.c (decode_W_option): Update warn_larger_than
2866 unconditionally for each processed switch.
2868 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
2870 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
2872 (hppa_expand_prologue): Delete code to save pic offset table register
2873 in the function prologue.
2874 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
2875 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
2876 table register at the beginning of the function after the prologue.
2878 2001-01-29 lars brinkhoff <lars@nocrew.org>
2880 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
2882 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2883 Jeff Law <law@redhat.com>
2885 * pa.md (return): Revise comment for trivial return.
2886 (return_internal): Non-trivial return pattern for non-PIC code.
2887 (return_internal_pic): Non-trivial return pattern for PIC code.
2888 It uses the PIC register to ensure it is restored after
2890 (epilogue): Generate appropriate return for PIC and non-PIC code.
2892 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
2894 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
2896 2001-01-29 DJ Delorie <dj@redhat.com>
2898 * combine.c (if_then_else_cond): Pass the correct mode to
2899 operand_subword() for constants.
2901 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
2903 * config/i386/cygwin.h: Add w32api to include search. Search different
2904 directories in a cross-build environment.
2906 2001-11-29 Tim Josling <tej@melbpc.org.au>
2908 * tree.h (TYPE_STUB_DECL): Add documentation.
2910 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
2912 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
2913 (sdbout_field_types): Likwise. Fix use of host_integerp.
2915 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
2917 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
2920 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
2922 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
2923 to use flag_gnu_linker.
2925 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
2927 * cpplib.c (T_BAD_DIRECTIVE): Remove.
2928 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
2930 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
2932 * tree.c, tree.h (build_parse_node): Remove; was identical to
2934 * c-lang.c (start_cdtor), objc/objc-act.c
2935 (build_module_descriptor): Use build_nt instead of
2938 2001-01-29 Jakub Jelinek <jakub@redhat.com>
2940 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
2941 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
2942 not have any upper bits set.
2944 2001-01-29 Phil Edwards <pme@sources.redhat.com>
2946 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
2948 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2950 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
2952 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
2954 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
2955 (integer_minus_one_node): Define.
2957 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
2959 * Makefile.in (bootstrap2-lean): Fix typo.
2961 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
2963 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
2964 : Don't set fe_value.
2965 * cpplib.h (AVOID_LPASTE): New flag.
2966 (struct cpp_hashnode): Remove fe_value.
2967 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
2968 * cppmacro.c (builtin_macro): Don't set flags here.
2969 (replace_args): Set AVOID_LPASTE flag on first token of an
2970 argument, and the token following it.
2971 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
2972 macro expansion, and on the token following it. Do it for
2974 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
2976 2001-01-27 Richard Henderson <rth@redhat.com>
2978 * config/alpha/t-ieee: Remove multilibbing.
2979 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2981 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2983 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
2985 * Makefile.in: Remove all dependencies on defaults.h.
2986 * builtins.c: Don't include defaults.h.
2987 * c-common.c: Likewise.
2988 * c-decl.c: Likewise.
2989 * c-pragma.c: Likewise.
2990 * c-typeck.c: Likewise.
2991 * combine.c: Likewise.
2993 * frame-ia64.c: Likewise.
2994 * cppexp.c: Likewise.
2995 * crtstuff.c: Likewise.
2996 * dbxout.c: Likewise.
2997 * dwarf2out.c: Likewise.
2998 * dwarfout.c: Likewise.
2999 * emit-rtl.c: Likewise.
3000 * except.c: Likewise.
3002 * final.c: Likewise.
3003 * frame-dwarf2.c: Likewise.
3004 * libgcc2.c: Likewise.
3005 * optabs.c: Likewise.
3006 * profile.c: Likewise.
3007 * sdbout.c: Likewise.
3008 * toplev.c: Likewise.
3009 * tradcif.y: Likewise.
3011 * varasm.c: Likewise.
3013 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3015 * builtins.c (expand_builtin_fputs): Use size_one_node when
3016 transforming into fwrite.
3018 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3020 * extend.texi (Attribute Syntax): New section.
3022 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3024 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3025 they didn't need fixing.
3027 2001-01-27 Janis Johnson <janis@us.ibm.com>
3029 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3031 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3032 to remove macro definitions that are duplicated from elfos.h.
3034 2001-01-27 Richard Henderson <rth@redhat.com>
3036 * config/i386/sco5gas.h: Move ...
3037 * config/usegas.h: ... here.
3038 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3040 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3042 * c-typeck.c (struct constructor_stack): Add range_stack member.
3043 (really_start_incremental_init): Clear it.
3044 (push_init_level): Save constructor_range_stack and clear it if
3045 pushing explicit braces.
3046 (pop_init_level): abort if constructor_range_stack is non-zero at
3047 explicit closing brace. Restore saved constructor_range_stack if
3050 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3052 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3053 into register was forced into memory.
3055 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3057 * Makefile.in: Remove uses of + before $(MAKE).
3059 2001-01-26 Richard Henderson <rth@redhat.com>
3061 * stmt.c (cost_table): Remove.
3062 (COST_TABLE, cost_table_initialized): New.
3063 (estimate_case_costs): Use the later instead of the former.
3064 (balance_case_nodes): Likewise.
3066 2001-01-26 Richard Henderson <rth@redhat.com>
3068 * alias.c (objects_must_conflict_p): Read-only slots may not
3069 conflict despite having the same type.
3071 2001-01-27 Michael Hayes <mhayes@redhat.com>
3073 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3075 (check_ext_dependant_givs): Initialise u_start_val and
3077 (load_mems): Make last_max_reg unsigned.
3078 (try_swap_copy_prop): Use INSN_P and initialise set.
3080 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3082 * README.AVR : Removed.
3084 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3086 * pa-64.h (text_section): Remove declaration.
3088 * pa.md (return_internal): Remove mode on PIC register use.
3090 2001-01-25 lars brinkhoff <lars@nocrew.org>
3092 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3093 ASM_CLOSE_PAREN): fix typos.
3095 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3097 * acconfig.h: Define `const' to the empty string if neither
3098 __STDC__ nor __cplusplus is defined.
3099 * config.in: Regenerated.
3101 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3103 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3104 * collect2.c (main): Delete importf. Add ".obj" file extension.
3105 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3106 (aix_std_libs): Add additional AIX libraries to skip.
3107 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3108 * config/rs6000/aix51.h: New file.
3110 2001-01-25 Michael Hayes <mhayes@redhat.com>
3112 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3113 (loop_insn_emit_before): No longer static.
3114 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3115 (loop_givs_rescan, load_mems): Likewise.
3116 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3117 (maybe_eliminate_biv_1):
3118 (move_movables): Replace emit_call_insn_before with
3119 loop_call_insn_hoist.
3120 * loop.h (loop_insn_emit_before): Add.
3121 * unroll.c (copy_loop_body): Replace emit_insn_before with
3122 loop_insn_emit_before.
3124 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3126 * diagnostic.c (fatal): Request preprocessed source.
3128 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3130 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3131 olddecl has argument types and newdecl has none, use the argument
3134 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3136 * dwarf2out.c (prefix_of): New function. Determine longest common
3137 prefix of the two arguments. The units are whole path components.
3138 (output_file_names): When adding a new directory find the one entry
3139 with the longest common prefix already in the list. Artificially
3140 generate entry if there is none for this prefix.
3141 Fix test to check whether the zeroth directory entry is used.
3143 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3145 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3146 Changed all callers. Take it into account when deciding if a
3147 previously loaded value matches.
3149 2001-01-24 Richard Henderson <rth@redhat.com>
3151 * reload.c (find_reloads_subreg_address): Fail the substitution
3152 if the resulting address is insufficiently aligned.
3154 2001-01-24 DJ Delorie <dj@redhat.com>
3156 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
3157 check the original operand's mode also.
3158 * simplify-rtx.c (simplify_ternary_operation): Ditto.
3160 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3162 * c-parse.in (cast_expr): Move compound literals from here ...
3163 (primary): ... to here. Use standard terminology "compound
3164 literal" instead of "constructor expression".
3166 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3168 * gcc.1, cpp.1: Regenerate.
3170 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
3172 * calls.c (emit_library_call_value_1): Memory slot for
3173 pass-by-reference argument should have the mode of the argument,
3174 not of the pointer to it.
3176 2001-01-24 Tom Tromey <tromey@redhat.com>
3178 * gcc.texi (G++ and GCC): Mention gcj manual.
3179 (Standards): Link to section of manual mentioning gcj/Java
3182 2001-01-24 Jakub Jelinek <jakub@redhat.com>
3184 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
3185 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
3186 * tradcpp.c (main): Add -imacros or -include'd dependencies
3188 * cpp.texi (-M, -MM): Document -M -include behaviour.
3190 2001-01-24 Roger Collins <roger@ProProject.com>
3192 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
3194 2001-01-24 Will Cohen <wcohen@redhat.com>
3196 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
3197 whether registers are 32 bits or 64 bits in size.
3199 2001-01-24 Ben Elliston <bje@redhat.com>
3201 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
3203 2001-01-24 Richard Henderson <rth@redhat.com>
3205 * config/alpha/alpha.md (builtin_longjmp_internal): New.
3206 (builtin_longjmp): Use it instead of emit_indirect_jump.
3208 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
3210 * bb-reorder.c (make_reorder_chain_1): Handle case where
3211 jump edge goes to the same block as the fallthru edge.
3213 2001-01-23 Jim Wilson <wilson@redhat.com>
3215 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
3216 * frame.h (__ia64_personality_v1): Add prototype.
3217 * libgcc2.c (ia64_throw_helper): Change personality declaration to
3218 prototype form. Add void * cast to first argument to personality
3220 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
3221 (asctoe113): Likewise.
3222 * config/ia64/frame-ia64.c: Include eh-common.h.
3223 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
3225 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
3227 (itanium_split_issue): Add prototype.
3228 (gen_nop_type): Ifdef out.
3229 (find_best_packet): Initialize best_packet.
3230 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
3232 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
3233 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
3234 (flushrs): Add explicit stop bit at end.
3235 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
3238 2001-01-23 Chris Demetriou <cgd@broadcom.com>
3240 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
3242 * libgcc2.c (__terminate_func): Make variable static.
3243 (__terminate_set_func): New function to set __terminate_func.
3244 * libgcc2.h (__terminate_func_ptr): New typedef.
3245 (__terminate_set_func): New function.
3247 2001-01-23 Richard Henderson <rth@redhat.com>
3249 * flow.c (init_propagate_block_info): Don't consider unchanging
3250 memories for dead frame store elimination.
3252 2001-01-23 Richard Henderson <rth@redhat.com>
3254 * varasm.c (UNIQUE_SECTION): Move default implementation ...
3255 * defaults.h: ... here.
3257 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3259 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
3261 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
3263 * c-lex.c (lex_charconst): Fix typo: s/p/str.
3265 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3267 * rs6000.h (rs6000_return_addr): Move prototype from here...
3268 * rs6000-protos.h (rs6000_return_addr): ...to here.
3269 (rs6000_init_expanders): Delete prototype.
3271 2001-01-23 Nick Clifton <nickc@redhat.com>
3273 * invoke.texi: Replace , with \, inside @gccoptlist macros.
3274 (Spec Files): Document %B and %j and %. and %v3 and %M and
3275 %{S*&T} spec switches.
3277 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3279 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
3281 2001-01-23 Chris Demetriou <cgd@sibyte.com>
3282 Neil Booth <neil@daikokuya.demon.co.uk>
3284 * cpperror.c: Merge handlers of PEDWARN and WARNING.
3285 Have -Werror make pedantic warnings errors, like the
3288 2001-01-23 Phil Edwards <pme@sources.redhat.com>
3290 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
3292 2001-01-23 Jakub Jelinek <jakub@redhat.com>
3294 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
3295 * integrate.c (expand_inline_function): Initialize them.
3296 (subst_constants): If changing COMPARE so that both its arguments
3297 will be VOIDmode and the comparison mode will be lost, note
3298 compare_mode. Use the recorded compare_mode to optimize
3301 2001-01-23 Jason Merrill <jason@redhat.com>
3303 * dwarf2out.c (new_die): Use xcalloc.
3304 (output_die): Abort rather than emit a local reference to offset 0.
3306 2001-01-17 Andrew Haley <aph@redhat.com>
3308 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
3309 of a saved register; return NULL instead.
3310 (copy_reg): Take a pointer to a source register rather than a
3312 (next_stack_level): Remember the address in the stack frame of all
3314 Use the saved register pointer array as the source of the CFA.
3315 (throw_helper): Rewrite. Unwind once rather than twice and keep
3316 track of saved registers as we go.
3318 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3320 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
3321 * c4x.c (c4x_legitimize_reload_address): Remove.
3322 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
3323 reload address for ldp(k) insn.
3325 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
3327 * pa.md (return_internal): Add a USE of the PIC register to ensure
3328 it is restored after each call.
3329 (return expander): Corresponding changes.
3331 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3333 * rs6000.h (INIT_EXPANDERS): Delete.
3334 (RETURN_ADDR_RTX): Call rs6000_return_addr().
3335 * rs6000.c (rs6000_override_options): Call *_machine_status from
3337 (rs6000_init_expanders): ...instead of here. Delete.
3338 (rs6000_mark_machine_status): New function.
3339 (rs6000_init_machine_status): Use xcalloc.
3340 (rs6000_return_addr): Generate RTX for the return address.
3341 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
3342 (rs6000_stack_info): Use it.
3344 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
3346 * gthr-win32.h: Include errno.h to get a declaration for
3347 EINVAL and _mingw.h if the target is mingw32.
3349 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
3351 * cpp.texi: Correct typos.
3353 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3355 * explow.c (probe_stack_range): Ensure value passed to
3356 stack_check_libfunc is ptr_mode, not Pmode.
3358 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
3360 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
3361 case, don't use operand_subword to calculate a SUBREG that is
3364 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
3366 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3368 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
3369 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
3370 valid. If not replace it by equivalent insns.
3372 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3374 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
3375 contains SYMBOL_REF, LABEL_REF and CONST_INT.
3376 (c4x_U_constraint, symbolic_address_operand): Likewise.
3377 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
3379 (c4x_r11_set_p, c4x_check_laj_p): New functions.
3380 * c4x-protos.h (c4x_check_laj_p): Add prototype.
3381 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
3382 anulling slot because of silicon bug.
3383 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
3385 2001-01-22 Alan Modra <alan@linuxcare.com.au>
3387 * cppexp.c (parse_charconst): Change `mask' type to agree
3390 2001-01-21 Richard Henderson <rth@redhat.com>
3392 * config/i386/i386.c (ix86_asm_file_end): Disable putting
3393 pic_label_name in a linkonce section.
3395 2001-01-17 Philipp Thomas <pthomas@suse.de>
3397 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
3399 * configure: Regenerate.
3401 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
3403 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
3404 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
3406 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
3408 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
3409 If REVERSE nonzero then condition code in X must be reversed.
3410 (encode_section_info): Optimise if/else.
3411 (avr_function_value): Fix formatting.
3413 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
3414 (difficult_branch): Likewise.
3415 (rvbranch): Likewise.
3416 (difficult_rvbranch): Likewise.
3418 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
3420 * config/avr/libgcc.S: Fix comment.
3422 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3424 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
3426 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3428 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
3430 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3432 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
3433 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
3434 * configure, config.in: Regenerate.
3435 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
3436 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
3437 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
3438 (doprint.o): New rule.
3440 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
3442 * c-typeck.c (digest_init): Handle boolean types as scalars.
3444 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3446 * stmt.c (expand_return): Don't return anything if size is zero.
3447 Delete redundant assignment to BYTES.
3448 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
3450 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
3452 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
3453 the same as the default library function names.
3454 * config/avr/avr.md: Document special characters after '%'.
3455 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
3456 knowing which of the call-used registers are really clobbered.
3457 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
3458 New. Both quotient and remainder from one libgcc.S call.
3459 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
3460 clobber as few registers as possible.
3461 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
3463 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
3465 * cppmacro.c (funlike_invocation_p): Don't move back up to the
3466 context of the top of the stack.
3468 2001-01-20 Jakub Jelinek <jakub@redhat.com>
3470 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
3471 (fixup_var_refs_insns): ...here.
3473 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
3475 * function.c (fixup_var_refs_insns): Break up into
3476 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
3477 [loop over entire insn list], and fixup_var_refs_insns_with_hash
3478 [loop over hash table entries].
3479 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
3480 fixup_var_refs_insns_with_hash, to match above changes.
3482 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
3484 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
3485 (libgcc.a): Likewise.
3486 (stmp-multilib): Likewise.
3487 (STAGE2_FLAGS_TO_PASS): Likewise.
3489 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3491 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
3492 temporary if no_new_pseudos.
3494 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
3496 * cppinternals.texi: Update.
3498 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
3500 * arm.c (arm_init_builtins): Re-enable builtins.
3502 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3504 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
3505 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
3506 element to be null, and always expect an EXPR_LIST.
3507 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
3508 * sched-deps.c (sched_analyze_1): Likewise.
3509 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3511 * regclass.c (max_set_parallel): New variable.
3512 (reg_scan): Take it into account in computation of max_parallel.
3513 (reg_scan_mark_refs, case SET): Compute it.
3515 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
3517 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
3518 * function.c (assign_parms): Use INTVAL for a CONST_INT.
3520 2001-01-19 Jason Merrill <jason@redhat.com>
3522 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
3523 for the abstract instance of an inline function.
3525 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
3526 J"orn Rennecke <amylaar@redhat.com>
3528 * reload1.c (move2add_note_store): Treat all registers directly or
3529 indirectly derived from a base register as members of the same set
3531 (reload_cse_move2add): Adjust accordingly. Take mode and offset
3532 of base register into account.
3534 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
3536 * alias.c (find_base_value): Recognize TRUNCATE.
3537 (record_set): In PLUS case, invalidate if other summand is also a
3540 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3542 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
3543 entry to be EXPR_LIST.
3544 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
3545 be an EXPR_LIST (but not null, which other code doesn't allow).
3546 (note_stores): Properly handle PARALLEL in SET.
3547 Recursively call for top-level PARALLEL.
3548 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
3549 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3551 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
3553 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
3555 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
3556 not pfile->skipping (== 0).
3558 2001-01-17 Nick Clifton <nickc@redhat.com>
3560 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
3563 2001-01-17 Jim Wilson <wilson@redhat.com>
3565 * invoke.texi (IA-64 options): Improve.
3567 2001-01-17 Tom Tromey <tromey@redhat.com>
3569 * invoke.texi (Optimize Options): Use `{}' to around @samp
3572 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
3574 * invoke.texi (-fno-guess-branch-probability): New option.
3576 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3578 * combine.c (try_combine): Don't set i3_subst_into_i2 for
3579 case of making new double-word constant.
3580 Revert last change: instead just test i3_subst_into_i2.
3582 2001-01-17 Jakub Jelinek <jakub@redhat.com>
3584 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
3585 Use q constraints instead of r.
3587 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
3589 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
3590 (machine_function): Define.
3591 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
3592 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
3593 pa_free_machine_status): New functions.
3594 (override_options): Set {init,mark,free}_machine_status to above.
3595 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3596 PIC_OFFSET_TABLE_REGNUM_SAVED.
3597 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3598 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
3599 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
3600 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
3601 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3603 2001-01-15 DJ Delorie <dj@redhat.com>
3605 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
3609 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3611 * flow.c (propagate_on_insn): Make trying to delete a prologue
3612 or epilogue insn an ICE, not a warning. Allow doing this if
3613 the current function returns with stack pointer depressed.
3615 * combine.c (try_combine): If i3_subst_into_i2, properly check for
3616 I3 having more than one SET.
3618 2001-01-16 Jim Wilson <wilson@redhat.com>
3620 * invoke.texi: Document IA-64 options.
3622 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
3623 (fixup_errata): Delete TARGET_A_STEP use.
3624 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
3625 (TARGET_SWITCHES): Delete -ma-step option.
3626 * config/ia64/ia64.md (all FP patterns): Delete %B0.
3627 (movqicc_astep, movqi_internal_astep, movhicc_astep,
3628 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
3629 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
3630 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
3631 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
3633 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3634 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
3635 cmovsi_internal): Delete ! TARGET_A_STEP check.
3637 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3639 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
3640 possibility to report bugs via postal mail. Change a URL and
3641 merge in a nearly duplicate statement...
3642 (Bug Reporting): ...from here.
3643 (Service): Refer to the Bug Reporting section instead of
3645 (Contributing): Remove trivial explanations concerning snapshots.
3647 2001-01-16 Alan Modra <alan@linuxcare.com.au>
3649 * cppmain.c (general_init): Don't use ANSI prototype.
3651 2001-01-16 Tom Tromey <tromey@redhat.com>
3653 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
3655 2001-01-16 Richard Henderson <rth@redhat.com>
3657 * config/i386/i386.h: Fix comment typo.
3658 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
3659 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
3661 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3663 * gcc.c: Revert previous -fsyntax-only-related change; move
3666 2001-01-16 Jakub Jelinek <jakub@redhat.com>
3668 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
3669 inmode after checking GET_CODE (op).
3671 2001-01-16 Richard Henderson <rth@redhat.com>
3673 * flow.c (struct propagate_block_info): Add mem_set_list_len.
3674 (MAX_MEM_SET_LIST_LEN): New.
3675 (propagate_one_insn): Update mem_set_list_len.
3676 (invalidate_mems_from_autoinc): Likewise.
3677 (invalidate_mems_from_set): Likewise.
3678 (mark_used_regs): Likewise.
3679 (init_propagate_block_info): Likewise. Stop collecting memories
3680 when we reach MAX_MEM_SET_LIST_LEN.
3681 (mark_set_1): Likewise.
3683 2001-01-16 Richard Henderson <rth@redhat.com>
3685 * unroll.c (precondition_loop_p): Fail if no iteration
3688 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3690 * gcc.c: When -fsyntax-only is given, do not complain about
3693 2001-01-15 Richard Henderson <rth@redhat.com>
3695 * config/i386/i386.c (asm_output_function_prefix): Remove.
3696 (ix86_asm_file_end): New.
3697 (load_pic_register): Generate pic_label_name into a
3698 staticly allocated buffer.
3699 * config/i386/i386-protos.h: Update.
3700 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
3701 (ASM_FILE_END): New.
3702 * config/i386/i386afe.h: New file.
3703 * config.gcc (i?86-*-elf) [tm_file]: Use it.
3704 (i?86-*-{freebsd,linux*,moss*}): Likewise.
3705 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
3706 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
3707 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
3708 * config/i386/sco5.h (ASM_FILE_END): Likewise.
3709 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
3711 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
3713 * Makefile.in (install-man): Remove explicit dependency on
3716 * configure.in, configure: Revert previous patch requiring perl
3719 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
3721 * toplev.c (flag_guess_branch_prob): New.
3722 (f_options): Add guess-branch-probability option.
3723 (rest_of_decl_compilation): Only estimate branch probability if
3725 (main): set flag_guess_branch_prob.
3727 * flags.h (flag_guess_branch_prob): New.
3729 2001-01-15 DJ Delorie <dj@redhat.com>
3731 * gcc.texi (Makefile): Add documentation for Makefile targets.
3733 2001-01-15 Philip Blundell <philb@gnu.org>
3735 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
3737 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
3738 (is_pic): Delete declaration.
3739 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
3740 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
3741 * config/arm/arm.md (builtin_setjmp_receiver): New.
3743 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3745 * arm.c (use_return_insn): Don't try to determine the function type
3746 until after reload has completed.
3747 (arm_output_epilogue): Don't adjust the sp value recovered from the
3749 (emit_multi_reg_push): Don't record dwarf information for the pc.
3750 * arm.md (eh_epilogue): The function type may have changed, so it
3751 needs to be recalculated.
3752 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
3753 unwind tables on arm/netbsd.
3755 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3757 * arm.md (cbranchsi4): Correct calculation of branch ranges.
3758 (negated_cbranchsi4): Likewise.
3760 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3762 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
3763 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
3764 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
3765 pass -mapcs-* options to assembler.
3766 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
3767 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
3768 (ASM_SPEC): Call subtarget_extra_asm_spec.
3770 2001-01-15 Andreas Jaeger <aj@suse.de>
3772 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
3774 (ix86_expand_builtin): Likewise.
3776 * gencodes.c (output_predicate_decls): Make i size_t to avoid
3777 warning about comparison between signed and unsigned.
3779 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
3781 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
3783 2001-01-14 Ralf Baechle <ralf@gnu.org>
3785 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
3786 SUBTARGET_CPP_SPEC apropriatly.
3788 2001-01-12 Mark Mitchell <mark@codesourcery.com>
3790 * varasm.c (make_decl_rtl): Fix typo in last change.
3792 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
3794 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
3795 linker supports the init_priority C++ attribute.
3796 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
3797 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
3798 linker does not support init_priority C++ attribute.
3800 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
3802 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
3804 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
3806 * c-parse.in (finish_parse): Add comment about cpp_destroy.
3807 * cp/lex.c (finish_parse): Similarly.
3808 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
3809 Return the number of errors encountered.
3810 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
3811 * cppmain.c (main): Don't call cpp_destroy.
3813 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
3815 * configure.in: Require at least perl 5.6.0 to regenerate
3817 * configure: Regenerate.
3819 2001-01-14 Richard Henderson <rth@redhat.com>
3821 * genrecog.c (DT_veclen_ge): New.
3822 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
3823 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
3824 (nodes_identical_1): Handle DT_veclen_ge.
3825 (write_cond, debug_decision_2): Likewise.
3827 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
3829 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
3831 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
3833 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
3835 * cppmain.c (do_preprocessing): New function; most of the old
3837 (main): Call it to do most of the work.
3838 (cb): Move from global scope to set_callbacks ().
3839 (setup_callbacks): Get the callback pointer.
3840 (general_init, printer_init): Clean up code and comments.
3842 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
3844 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
3847 2001-01-14 Kazu Hirata <kazu@hxi.com>
3849 * config/h8300/h8300.c (get_shift_alg): Update comments.
3851 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3853 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
3854 (alloc_page, ggc_alloc): Add casts to remove warnings.
3856 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
3858 * combine.c (simplify_comparison): Don't change `code' when
3859 can't reverse comparison.
3861 2001-01-14 Richard Henderson <rth@redhat.com>
3863 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
3864 update all call sites. Return true for all non-label constants.
3866 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
3868 * i386.c (ix86_expand_compare): Add bypass_test and second_test
3870 (ix86_expand_branch): Update.
3871 (ix86_expand_setcc): Update to handle multiple test conditions.
3872 (expand_int_movcc): Likewise.
3873 (expand_fp_movcc): Likewise.
3874 * i386-protos.h (ix86_expand_compare): New.
3875 * i386.md (andqi_?_slp, orqi_?_slp): New.
3876 (conditional trap expander): Update call to ix86_expand_compare.
3878 2001-01-14 Richard Henderson <rth@redhat.com>
3880 * config/vax/vax.md: Use nonimmediate_operand instead of
3881 general_operand in destinations.
3883 * config/vax/vax.md (indirect_jump): Use register_operand.
3885 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
3886 * config/vax/vax.md (call_pop): Turn into an expander.
3887 (call_value_pop): Likewise.
3888 (call, call_value): New.
3890 2001-01-14 Andreas Jaeger <aj@suse.de>
3892 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
3894 (ix86_fp_compare_mode): Add unused attribute.
3895 (ix86_expand_fp_movcc): Remove unused variable.
3896 (ix86_expand_builtin): Make fcode unsigned.
3898 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
3899 (expand_expr): Add cast to avoid signed warning.
3900 (store_field): Likewise.
3901 (store_constructor_field): Likewise.
3902 (store_constructor): Likewise.
3903 (store_expr): Likewise.
3904 (clear_storage): Likewise.
3905 (emit_group_store): Likewise.
3906 (emit_group_load): Likewise.
3908 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3910 * c-common.c: Move format checking code to ...
3911 * c-format.c: ... here. New file. Reorder some functions and
3913 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
3915 * c-common.h (decl_handle_format_attribute,
3916 decl_handle_format_arg_attribute): Declare.
3917 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
3918 (c-common.o): Adjust dependencies.
3919 (c-format.o): New list of dependencies.
3921 2001-01-13 Jakub Jelinek <jakub@redhat.com>
3923 * unroll.c (loop_iterations): If we cannot prove iteration variable
3924 is set once in each iteration, punt.
3926 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
3928 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
3929 (*strlenhi): Remove clobber (which was buggy) of output address.
3931 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3933 * Makefile.in (generated-manpages): Add gcc.1
3934 ($(srcdir)/gcc.1): New target.
3935 (maintainer-clean): Delete $(srcdir)/gcc.1.
3936 * gcc.texi: Add macros @gccoptlist and @gol.
3937 * invoke.texi: Include option summary in manpage. Mark up option
3938 summary with @gccoptlist and @gol. Use @r in one place where
3940 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
3941 * gcc.1: Generate from invoke.texi.
3943 2001-01-13 Richard Henderson <rth@redhat.com>
3945 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
3946 (struct page_entry): Add group member.
3947 (struct page_group): New.
3948 (struct globals): Add page_groups member.
3949 (alloc_anon): Only define for using mmap; remove valloc call.
3950 (page_group_index): New.
3951 (set_page_group_in_use): New.
3952 (clear_page_group_in_use): New.
3953 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
3954 (free_page, release_pages): Likewise.
3955 * configure.in (with-gc): Default to ggc-page always.
3957 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3959 * reload1.c (replace_pseudos_in_call_usage): Use
3960 reg_equiv_constant and reg_equiv_address, and don't try
3961 regno_reg_rtx first.
3963 2001-01-13 Richard Henderson <rth@redhat.com>
3965 * ggc-page.c (alloc_page): Round up allocation size to one page.
3966 Set e->order on extra pages.
3968 2001-01-13 Richard Henderson <rth@redhat.com>
3970 * genrecog.c (nodes_identical): Expand commentary.
3971 (write_switch): Watch out for identical nodes.
3973 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3975 * cppfiles.c (_cpp_fake_include): New function.
3976 * cpphash.h (_cpp_fake_include): New.
3977 * cpplib.c (do_line): Call _cpp_fake_include when entering
3978 header files in preprocessed input.
3979 * cppmain.c (cb_pragma_implementation): Remove handling.
3980 (setup_callbacks): Don't register pragmas.
3982 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3984 * extend.texi: Udate for CPP.
3986 2001-01-13 Andreas Jaeger <aj@suse.de>
3988 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
3990 * regmove.c: Add prototype for replace_in_call_usage.
3992 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3994 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
3995 struct cpp_chunk, struct htab, struct toklist,
3996 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
3997 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
3998 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
3999 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4000 (struct macro_args): Delete.
4001 * cpphash.h: See above.
4003 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4005 * cppmain.c (struct printer): Remove no_line_dirs.
4007 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4008 : Use options rather than CPP_OPTION.
4009 (setup_callbacks): Use cb rather than pfile->cb.
4010 (main): No need to check for a buffer. Use cpp_errors.
4011 (printer_init): Don't set no_line_dirs.
4012 (maybe_print_line): Use options not no_line_dirs.
4013 (cb_file_change): Don't call print_line if -P.
4015 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4017 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4019 * c-parse.in (finish_parse): Use cpp_errors.
4020 (__yylex): Use return value of cpp_pop_buffer.
4021 * cp/lex.c (finish_parse): Use cpp_errors.
4022 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4024 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4026 * README.AVR: URLs corrected.
4028 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4030 * c-decl.c (start_function): Don't warn if old prototype is builtin
4031 that's not in C's namespace.
4032 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4033 (_bb): Add prototype for ctime.
4034 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4036 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4038 * i386.c (ix86_fp_comparison_arithmetics_cost,
4039 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4040 ix86_fp_comparison_cost): New functions.
4041 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4042 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4043 two-branch sequences; make static.
4044 (ix86_use_fcomi_compare): Do decision according to the costs.
4045 (split_fp_branch): New.
4046 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4047 * i386-protos.h (ix86_expand_fp_compare): Remove
4048 (ix86_split_fp_branch): Declare.
4050 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4051 and ix86_comparison_operator.
4053 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4056 * i386.c (put_condition_code): Output properly the unordered/ordered
4057 compares in fp case.
4058 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4060 * tm.texi (REVERSE_CONDITION): Document.
4061 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4062 in -ffast-math mode.
4063 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4065 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4067 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4069 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4072 * config/sh/sh.c (mova_p): Fix test for mova_const.
4074 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4076 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4077 cpp_get_options rather than dereferencing pfile and using
4079 * scan-decls.c (scan_decls): Use return value of
4080 cpp_pop_buffer rather than CPP_BUFFER.
4082 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4084 * cppinit.c (cpp_handle_option): help_only is now part of the
4085 cpp_options structure.
4086 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4087 cpp_set_callbacks): New functions.
4088 * cpplib.h (cpp_callbacks): Break out as a named structure.
4089 (cpp_options): Move help_only here from cpp_reader.
4090 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4091 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4092 cpp_set_callbacks): New prototypes.
4093 * cppmain.c (main): Update for help_only.
4095 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4097 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4098 Also build and remove and install and uninstall c-tree.info and
4100 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4101 ($(srcdir)/cppinternals.info): New target.
4102 * c-tree.texi: Change file name used when makeinfo used without -o
4103 from ir.info to c-tree.info. Add info directory entry.
4104 * cppinternals.texi: Add info directory entry.
4105 * .cvsignore: Update.
4107 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4109 * c-typeck.c (store_init_value): Don't require constant initializer
4110 elements with -pedantic -std=c99.
4111 (digest_init): Change error about non-constant initializer elements
4113 (constructor_range_end): Remove.
4114 (constructor_incremental, designator_depth,
4115 designator_errorneous): New variables.
4116 (struct constructor_stack): Remove range_end, add incremental.
4117 (struct constructor_range_stack, constructor_range_stack): New.
4118 (struct initializer_stack): Add constructor_range_stack.
4119 (finish_init): Set it.
4120 (start_init): Likewise. require_constant_elements for non-static
4121 trees only if not flag_isoc99.
4122 (really_start_incremental_init): Remove constructor_range_end, add
4123 constructor_incremental.
4124 (pop_init_level): Likewise.
4125 (push_init_level): Likewise. If implicit and the subobject had some
4126 value set already, preinitialize the level with it.
4127 Warn about missing braces only if not pushing due to designators.
4128 (set_designator, push_range_stack): New functions.
4129 (set_init_label): Use them.
4130 (set_init_index): Likewise. Remove constructor_range_end.
4131 Error if designator index is outside of array bounds.
4132 (add_pending_init): Compare values of purpose index trees, not the
4133 trees themselves. Allow overwriting of already initialized element.
4134 Issue a warning if it had side-effects.
4135 (set_nonincremental_init, set_nonincremental_init_from_string): New
4137 (pending_init_member): Rename to...
4138 (find_init_member): ...this function. Call set_nonincremental_init
4139 if necessary. Compare values of purpose index trees, not the trees
4140 themselves. Return the actual value, not just non-zero if something
4142 (output_init_element): Remove checks for duplicates.
4143 If field has zero size, only check the initializer for correctness.
4144 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4145 if constructor_incremental is zero. Change error about initializers
4146 not computable at load time into pedwarn.
4147 (output_pending_init_elements): Compare bit positions, not
4148 FIELD_DECLs to take into account zero-sized fields.
4149 (process_init_element): Use constructor_range_stack to fill all
4150 ranges in the designator lists from current level up.
4151 * extend.texi: Update documentation for labeled elements.
4153 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
4155 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
4156 to function usage for arguments passed by reference. Optimize
4157 callee-copied arguments.
4158 * regmove.c (replace_in_call_usage): New function.
4159 (fixup_match_1): Call it.
4160 * cse.c (cse_insn): Canonicalize registers in function usage.
4161 * reload1.c (replace_pseudos_in_call_usage): New function.
4164 * Makefile.in: Reverted yesterday's wrong patch. Installed the
4167 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4169 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
4172 2001-01-12 DJ Delorie <dj@redhat.com>
4174 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
4175 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
4178 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4180 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
4181 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
4182 -std options alongside references to -ansi. Update some
4183 documentation for C99.
4184 * cpp.1: Regenerate.
4186 2001-01-12 Andreas Jaeger <aj@suse.de>
4188 * haifa-sched.c (restore_line_notes): Remove argument block B
4190 * sched-ebb.c (schedule_ebb): Change caller.
4191 * sched-rgn.c (schedule_region): Likewise.
4192 * sched-int.h (restore_line_notes): Adjust prototype.
4194 * loop.h: Remove wrong declaration of doloop_condition_get.
4196 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4198 * extend.texi: Move C++-extension-related node from the C section
4199 into the C++ section.
4201 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4203 * extend.texi: Refer to an array of pointers to functions instead
4204 of one of functions.
4206 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
4207 Jan Hubicka <jh@suse.cz>
4209 * combine.c (reversed_comparison): Fix typo in last patch.
4211 (combine_reversed_comparison_code): Make static to follow
4212 prototype declaration.
4214 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4216 * install.texi: Remove misplaced duplicate entry.
4218 2001-01-11 Ulrich Drepper <drepper@redhat.com>
4220 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
4222 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
4224 * final.c: (leaf_function_p): Fix typo.
4226 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
4228 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
4229 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
4231 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
4232 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
4233 mmap_anon, and valloc is available.
4234 * ggc-page.c: Restructure ifdef logic to match new autoconf
4235 spec. Don't throw away the test page in init_ggc.
4237 * configure, config.in: Regenerate.
4239 2001-01-12 Michael Hayes <mhayes@redhat.com>
4241 * loop.h (total_biv_increment): Constify iv_class pointer.
4242 (struct induction): Replace `mem_mode' with `mem' rtx.
4243 * unroll.c (total_biv_increment): Constify iv_class pointer.
4244 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
4245 (find_mem_givs, combine_givs_p): Likewise.
4246 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
4248 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
4250 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
4252 (__gthread_getspecific): Ditto.
4254 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
4256 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
4257 put_condition_code): Convert fp comparison codes to integer
4259 (ix86_expand_fp_compare): Postnote the fp comparison code converison
4262 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
4263 * i386-protos.h (no_comparison_operator): Kill.
4265 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
4267 * combine.c (REVERSIBLE_CC_MODE): Remove.
4268 (reversible_comparison_p): Remove.
4269 (combine_reversed_comparison_code): New.
4270 (reversed_comparison): New.
4271 (combine_simplify_rtx): Use
4272 combine_reversed_comparison_code/reversed_comparison instead
4273 of reversible_comparison_p.
4274 (simplify_if_then_else): Likewise.
4275 (simplify_set): Likewise.
4276 (simplify_logical): Likewise.
4277 (if_then_else_cond): Likewise.
4278 (known_cond): Likewise.
4279 (simplify_comparison): Likewise.
4281 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
4283 * builtins.c (std_expand_builtin_va_start): Handle varargs when
4284 sizeof (int) is larger than sizeof(__word__).
4286 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4288 * cppinit.c (do_includes): Fix typo.
4290 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4292 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
4293 in S_REGS does not occur because not all sources are possible
4294 when a S_REGS is a destination (sometimes needs a clobber).
4295 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
4296 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
4297 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
4298 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
4299 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
4300 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
4301 (lshrdi_const1, lshrsi3_const16): Likewise.
4302 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
4303 (*movhi_68hc12, *movqi_68hc12): Likewise.
4304 (movstrictqi): Make sure reloading in D_REGS as a destination
4307 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4309 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
4311 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4313 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
4314 -D, -U and -A, and don't initialize the builtins.
4315 (do_includes): Error if -include or -imacros with -fpreprocessed.
4316 * cppmain.c (cb_define, cb_undef): Unconditionally process
4318 * tradcpp.c (main): Fix typo.
4320 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
4322 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
4323 (read_name_map): Use IS_ABSOLUTE_PATH.
4324 * tradcpp.c (get_filename): Likewise.
4326 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4328 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
4329 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
4330 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
4331 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
4332 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
4333 (cmphi_z_used): Don't use '@' for the output.
4334 (tstqi_z_used): Likewise.
4335 (cmpqi_z_used): Likewise.
4336 (one_cmplsi2): Likewise.
4338 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4340 * config/sh/sh.c (barrier_align): Recognize branch around far
4341 branch and redundant insn.
4343 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4345 * invoke.texi: Restore documentation of the drivers' switches -MD
4348 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4350 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
4352 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
4353 check-objc//%): Support parallel testing of multilibs.
4354 (TESTSUITEDIR): Set to testsuite by default, but override for
4356 (check-gcc, check-g++, check-g77, check-objc): Enter
4359 2001-01-11 Bernd Schmidt <bernds@redhat.com>
4361 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
4362 * sched-deps.c (deps_may_trap_p): Likewise.
4363 * basic-block.h: Remove a comment.
4364 * flow.c (PROP_POSTRELOAD): Remove.
4365 (update_life_info): Don't add it to prop_flags.
4366 (mark_set_1): Lose the code that was enabled by it.
4368 2001-01-11 Michael Hayes <mhayes@redhat.com>
4370 * flow.c (flow_call_edges_add): New.
4371 * basic_block.h (flow_call_edges_add): New.
4373 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
4375 * reload1.c (move2add_note_store): Update reg_set_luid even if
4376 base reg remains the same.
4378 2001-01-10 Nick Clifton <nickc@redhat.com>
4380 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
4381 machine_function structure to zero.
4382 Add prototypes for machine_status functions.
4384 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4386 * c-common.h (CTI_VOID_LIST): Remove.
4387 (void_list_node): Likewise.
4388 * tree.h (TI_VOID_LIST_NODE): New enumeral.
4389 (void_list_node): New macro.
4390 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
4391 * config/i386/i386.c (ix86_init_builtins): Likewise.
4392 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
4394 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4396 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
4397 * cppinit.c (cpp_start_read): Update comment, remove unneeded
4399 * tradcpp.c: Include mkdeps.h.
4400 (deps, print_deps_phony_targets, deps_append, output_deps,
4401 init_dependency_output, output_deps): New.
4402 (deps_buffer, deps_allocated_size, deps_size, deps_column,
4403 deps_output): Delete.
4404 (print_deps_missing_files): Rename deps_missing_files.
4405 (inhibit_output): Make global.
4406 (main): Delete inhibit_output, deps_stream, deps_target.
4407 Use mkdeps functionality in the same way as cpplib. Remove
4408 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
4409 -M and -MM. Remove old handling of deps via deps_out, and
4410 old reading of environment variables.
4411 (get_filename): Update to use deps_add_dep.
4413 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4415 * output.h (make_function_rtl): Remove prototype.
4416 (make_decl_rtl): Likewise.
4417 * varasm.c (make_function_rtl): Remove.
4418 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
4419 than from a third parameter.
4420 * tree.h (make_decl_rtl): Remove last parameter.
4421 * c-decl.c (builtin_function): Remove last argument in call to
4422 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
4423 (start_function): Likewise.
4424 * except.c (call_get_eh_context): Likewise.
4425 * expr.c (emit_block_move): Likewise.
4426 (clear_storage): Likewise.
4427 * profile.c (output_func_start_profiler): Likewise.
4428 * toplev.c (rest_of_decl_compilation): Likewise.
4429 * objc/objc-act.c (create_builtin_decl): Likewise.
4430 (synth_module_prologue): Likewise.
4431 (generate_static_reference): Likewise.
4432 (build_selector_reference_decl): Likewise.
4433 (build_class_reference_decl): Likewise.
4434 (build_objc_string_decl): Likewise.
4435 (build_protocol_reference): Likewise.
4437 2001-01-10 Richard Henderson <rth@redhat.com>
4439 * hwint.h: Revert yesterday's change.
4441 2001-01-10 Nick Clifton <nickc@redhat.com>
4443 * function.h (save_machine_status): Delete.
4444 (restore_machine_status): Delete.
4445 Amend comment describing {init|mark|free}_machine_status.
4447 * function.c (save_machine_status): Delete.
4448 (restore_machine_status): Delete.
4449 Amend comment describing {init|mark|free}_machine_status.
4450 (push_function_context_to): Remove invocation of
4451 save_machine_status.
4452 (pop_function_context_from): Remove invocation of
4453 restore_machine_status.
4455 * emit-rtl.c (init_emit_once): Amend comment describing
4456 {init|mark|free}_machine_status.
4458 * tm.texi (Per-Function Data): New node. Describe the
4459 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
4462 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4464 * cppinit.c (OPT_g): Remove.
4465 (cpp_handle_option): Update for removed -g3.
4466 (print_help): Update.
4467 * cpplib.h (struct cpp_options): Remove debug_output.
4468 * cppmain.c (setup_callbacks, cb_define): Update.
4469 * gcc.c (cpp_options): Translate -g3 to -dD.
4471 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
4473 * config/i960/i960.md: Change modifier to + on the zero_extract
4474 pattern after the (rotate -2 reg) canonicalization pattern.
4476 2001-01-10 Richard Henderson <rth@redhat.com>
4478 * config/alpha/alpha.c (alpha_free_machine_status): New.
4479 (override_options): Install it.
4480 (alpha_mark_machine_status): Verify machine non-null.
4481 * config/i386/i386.c (ix86_free_machine_status): New.
4482 (override_options): Install it.
4483 (ix86_init_machine_status): Use xcalloc.
4484 (ix86_mark_machine_status): Verify machine non-null.
4485 * config/ia64/ia64.c (ia64_free_machine_status): New.
4486 (ia64_override_options): Install it.
4487 (ia64_mark_machine_status): Verify machine non-null.
4489 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
4491 * function.c (instantiate_virtual_regs): Instantiate virtual
4492 registers found in CALL_INSN_FUNCTION_USAGE.
4494 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4496 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
4497 equivalent to -ansi in disabling -Di386.
4499 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
4501 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
4503 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
4505 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
4507 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
4509 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4511 * invoke.texi: Document that -fcond-mismatch isn't supported for
4514 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4516 * gcc.texi: Define macro gcctabopt.
4517 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
4518 @command, @env and @option in some places where appropriate. Use
4519 @gcctabopt where appropriate. Put URLs and email addresses inside
4522 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
4524 * gcc.c (cpp_options): Set MD file name from output
4525 filename, if specified.
4526 (suffix_subst): New static variable.
4527 (do_spec): Clear it.
4528 (do_spec_1, case '.'): Handle new `%.suffix' spec.
4530 (give_switch): Handle suffix_subst.
4532 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4534 * invoke.texi: Fix another typo.
4536 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4538 * invoke.texi: Fix typo.
4540 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4542 * c-lang.c (lang_hooks): Update.
4543 (lang_decode_option): Remove.
4544 (lang_init_options): Rename c_init_options.
4545 * toplev.c (main): Use lang_hooks for lang_init_options
4546 and lang_decode_option.
4547 * toplev.h (lang_hooks): Add 2 new hooks.
4548 * tree.h: Remove lang_init_options and lang_decode_option.
4549 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
4550 * cp/decl2.c: Similarly.
4551 * cp/lex.c (lang_init_options): Rename cxx_init_options.
4552 (lang_hooks): Update.
4553 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
4555 (lang_init_options): Rename ffe_init_options.
4556 (lang_hooks): Update.
4557 (lang_decode_option): Remove.
4558 * java/lang.c (lang_init_options): Rename java_init_options.
4559 (lang_decode_option): Rename java_decode_option.
4560 (lang_hooks): Update.
4561 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
4562 (lang_decode_option): Rename objc_decode_option.
4563 (lang_hooks): Update.
4565 2001-01-09 Nick Clifton <nickc@redhat.com>
4567 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
4568 (d30v_return_addr_rtx): Delete.
4569 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
4570 cfun->machine structure.
4571 (struct machine_function): Move to d30v.h
4572 (d30v_save_machine_status): Delete.
4573 (d30v_restore_machine_status): Delete.
4574 (d30v_init_machine_status): New Function.
4575 (d30v_mark_machine_status): New Function.
4576 (d30v_free_machine_status): New Function.
4577 (d30v_init_expanders): Use new functions.
4578 (d30v_return_addr): Use ra_rtx field in cfun->machine.
4579 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
4580 d30v_return_addr_rtx.
4582 * config/d30v/d30v.h (struct_machine): Move here.
4583 Add eh_epilogue_sp_ofs field.
4585 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
4586 field in cfun->machine structure.
4588 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
4590 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
4591 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
4592 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4594 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
4596 * objc/lang-options.h: Remove bogus reference to
4599 2001-01-09 Kazu Hirata <kazu@hxi.com>
4601 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
4604 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
4606 * reload.c (find_reloads_address): Check for eliminable registers
4607 when substituting a constant expression for a pseudo.
4609 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
4611 * c-common.c (enum format_type): Add format_type_error.
4612 (decode_format_type): New function.
4613 (decl_attributes): Use it.
4614 (format_kind_info): Adjust comment.
4616 2001-01-09 David O'Brien <obrien@BSDi.com>
4618 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
4619 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
4621 * config/i386/gnu.h: Don't include required platform specific .h files,
4622 tm.h will do it instead.
4623 * config/i386/i386elf.h: Likewise.
4624 * config/i386/linux.h: Likewise.
4625 * config/i386/moss.h: Likewise.
4626 * config/mips/gnu.h: Likewise.
4628 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4630 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
4631 (rs6000-ibm-aix3.[01]*): Likewise.
4632 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
4633 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
4634 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
4635 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
4636 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
4637 (powerpc-*-eabiaix*): Likewise.
4638 (powerpc-*-eabisim*): Likewise.
4639 (powerpc-*-elf*): Likewise.
4640 (powerpc-*-eabi*): Likewise.
4641 (powerpc-*-rtems*): Likewise.
4642 (powerpc-*-linux*libc1): Likewise.
4643 (powerpc-*-linux*): Likewise.
4644 (powerpc-wrs-vxworks*): Likewise.
4645 (powerpcle-wrs-vxworks*): Likewise.
4646 (powerpcle-*-sysv*): Likewise.
4647 (powerpcle-*-elf*): Likewise.
4648 (powerpcle-*-eabisim*): Likewise.
4649 (powerpcle-*-eabi*): Likewise.
4650 (powerpcle-*-solaris2*): Likewise.
4651 * config/rs6000/aix31.h: Delete includes.
4652 * config/rs6000/aix3newas.h: Likewise.
4653 * config/rs6000/aix41.h: Likewise.
4654 * config/rs6000/aix43.h: Likewise.
4655 * config/rs6000/beos.h: Likewise.
4656 * config/rs6000/rtems.h: Likewise.
4657 * config/rs6000/sysv4.h: Likewise.
4659 2001-01-09 Kazu Hirata <kazu@hxi.com>
4661 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
4662 Change an argument mode of machine_mode to shift_mode of
4663 shift_mode. Remove an extra error check.
4664 (emit_a_shift): Adopt to the new calling prototype of
4666 (function_prologue): Fix code for a monitor
4667 function. Support H8/S.
4668 (function_epilogue): Do not output pop for a monitor function.
4670 2001-01-09 Nick Clifton <nickc@redhat.com>
4672 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
4673 (setup_incoming_varargs): Use sysv_varargs_p field of the
4674 cfun->machine structure.
4675 (struct machine_function): Move to rs6000.h
4676 (rs6000_save_machine_status): Delete.
4677 (rs6000_restore_machine_status): Delete.
4678 (rs6000_init_machine_status): New Function.
4679 (rs6000_free_machine_status): New Function.
4680 (rs6000_init_expanders): Use new functions.
4682 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
4684 (struct machine_function): Move here.
4686 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
4687 sysv_varargs_p field of the cfun->machine structure.
4689 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
4691 (rs6000_restore_machine_status): Remove prototype.
4693 2001-01-09 Richard Henderson <rth@redhat.com>
4695 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
4696 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
4697 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
4698 (sched_analyze_2, sched_analyze_insn): Likewise.
4699 (sched_analyze, init_deps): Likewise.
4700 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
4701 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
4702 (compute_block_backward_dependences): Update propagate_deps call.
4704 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
4706 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
4708 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4710 * cppinit.c (OPT_MD, OPT_MMD): Restore.
4711 (cpp_handle_option): Handle them.
4712 (cpp_post_options): Ensure one of -M or -MM is specified with
4713 any other -M? option.
4714 (init_dependency_output): Suppress output with -MG.
4716 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4719 * invoke.texi: Update.
4721 2001-01-09 Bernd Schmidt <bernds@redhat.com>
4723 * sh.md (reload_outsf): Generate recognizable patterns for
4726 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4728 * c-lang.c (lang_hooks): Update.
4729 (lang_init): Rename c_init.
4730 (lang_finish): Remove.
4731 * toplev.c (compile_file): Use lang_hooks for lang_init ()
4733 * toplev.h (lang_hooks): Add init () and finish ().
4734 * tree.h (lang_init, lang_finish): Remove.
4735 * cp/tree.h (lang_init, lang_finish): Remove.
4736 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
4737 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
4739 (lang_init, lang_finish): Remove.
4740 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
4741 (lang_hooks): Update.
4742 * java/lang.c (lang_init): Rename java_init.
4743 (lang_finish): Remove.
4744 (lang_hooks): Update.
4745 * objc/objc-act.c (lang_init): Rename objc_init.
4746 (lang_finish): Remove.
4747 (lang_hoooks): Update.
4749 20001-01-09 Graham Stott <grahams@redhat.com>
4751 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
4752 after `ptr` is initialised.
4754 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4756 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
4757 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
4758 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
4759 stack adjusts, instead of r3.
4761 2001-01-09 Michael Hayes <mhayes@redhat.com>
4763 * flow.c (flow_loop_scan): Break out of ...
4764 (flow_loops_find) ... here.
4765 * basic-block.h (flow_loop_scan): New.
4766 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
4767 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
4769 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4771 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
4773 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
4774 realloc()ing macro_buffer.
4776 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4777 if it's wider than long and the target's long is wider than the
4780 2001-01-09 Mark Mitchell <mark@codesourcery.com>
4782 Remove support for using UWIN as a host machine.
4783 * configure.in: Issue an error message.
4784 * configure: Regenerated.
4785 * config.gcc: Remove xm_* UWIN configury.
4786 * config/i386/xm-uwin.h: Remove.
4788 2001-01-08 Nick Clifton <nickc@redhat.com>
4790 * config/v850/v850.c (ra_rtx): Delete.
4791 (v850_save_machine_status): Delete.
4792 (v850_restore_machine_status): Delete.
4793 (v850_init_machine_status): New function.
4794 (v850_mark_machine_status): New function.
4795 (v850_free_machine_status): New function.
4796 (v850_return_addr): Use ra_rtx field in machine structure.
4797 (v850_init_expanders): Use new functions.
4799 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
4800 * config/v850/v850.c: Change arguments to v850_output+* functions
4801 to take a const char *, to avoid compile time warning.
4802 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
4803 (USER_LABEL_PREFIX): Redefine.
4805 2000-01-08 Jim Wilson <wilson@redhat.com>
4807 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
4808 1 to unsigned HOST_WIDE_INT before left shift.
4810 2001-01-08 Nick Clifton <nickc@redhat.com>
4812 * config/arm/arm.c (arm_mark_machine_status): Check to see if
4813 the machine structure has been allocated.
4814 (arm_free_machine_status): New function: Free the machine
4815 specific function structure.
4817 2001-01-08 Richard Henderson <rth@redhat.com>
4819 * jump.c (simplejump_p): Revert last change.
4821 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
4823 * cppinit.c (init): Rename init_library.
4824 (cpp_create_reader): Update.
4825 * gcc.c (cpp_options): If -o given, use it as the target of
4828 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
4830 * arm.c (arm_arch5e): New variable.
4831 (all_cores): XScale is a 5TE device.
4832 (arm_override_options): Set arm_arch5e.
4833 (arm_init_builtins): __builtin_prefetch is in arch5e.
4834 * arm.h (arm_arch5e): Declare it.
4836 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
4838 * arm.md (define_constants): Add defines for UNSPEC and
4839 UNSPEC_VOLATILE insns. Update all users.
4840 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
4841 * arm.c (multi_register_push, note_invalid_constants)
4842 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
4843 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
4844 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
4846 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
4848 * jump.c (jump_optimize_1): Use reversed_comparison_code
4849 instead of can_reverse_comparison_p.
4850 (jump_back_p): Likewise.
4851 (invert_exp_1): Likewise.
4852 (thread_jumps): Likewise.
4853 * simplify-rtx.c (simplify_unary_operation): Likewise.
4854 (simplify_ternary_operation): Likewise.
4855 * cse.c (find_comparison_args): Convert to use
4856 can_reverse_comparison_p.
4857 (record_jump_equiv): Likewise.
4859 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
4861 * arm.h (HARD_REGNO_RENAME_OK): Delete.
4862 (EPILOGUE_USES): Define.
4863 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
4864 automatically stack the LR if it isn't live.
4866 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
4868 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
4871 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
4873 * ggc-page.c (max_alignment): New structure.
4874 (MAX_ALIGNMENT): New macro.
4875 (init_ggc): Use it to round up the sizes in the
4876 extra_order_size_table.
4878 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4880 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
4883 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4885 * builtins.def (BUILT_IN_FPRINTF): New entry.
4887 * c-common.c (c_expand_builtin_fprintf): New function.
4888 (init_function_format_info): Handle __builtin_fprintf.
4889 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
4890 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
4892 * c-decl.c (duplicate_decls): Adjust comment.
4894 * extend.texi (fprintf): Document new builtin.
4896 2001-01-07 Richard Henderson <rth@redhat.com>
4898 * jump.c (simplejump_p): Recognize any single_set jump
4901 2001-01-07 Richard Henderson <rth@redhat.com>
4903 * configure.in (slibdir): Accept an --with-slibdir option.
4904 Use "test" not "[" in configure. Default to $(libdir).
4906 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
4908 * config/t-aix43 (SHLIB_INSTALL): Likewise.
4909 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
4910 (SHLIB_LINK): Create links for the soname.
4911 * config/mips/t-iris6: Likewise.
4912 * config/sparc/t-slibgcc: Likewise.
4913 * config/sparc/t-slibgcc-sld: Likewise.
4915 2001-01-07 Jakub Jelinek <jakub@redhat.com>
4917 * config/i386/i386.c (constant_call_address_operand): Accept
4918 (const (plus (symbol_ref) (const_int))).
4919 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
4920 constant_call_address_operand.
4922 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4924 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
4925 and LONG_LONG_TYPE_SIZE > 32.
4927 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4929 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
4930 the previous change.
4932 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
4934 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
4936 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
4937 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
4938 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
4941 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4943 * fix-header.c (read_scan_file): s/pfile/scan_in/.
4945 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4947 * c-lang.c (c_post_options): Call cpp_post_options.
4948 * objc/objc-act.c (objc_post_options): Similarly.
4949 * cppmain.c (main): Similarly.
4950 * fix-header.c (read_scan_file): Similarly.
4951 * cppinit.c (cpp_start_read): Move option consistency checks
4952 to cpp_post_options. Don't call init_dependency_output.
4953 If needed, add default target and main file dependency.
4954 (OPT_MD, OPT_MMD): Remove.
4956 (cpp_handle_option): Update for OPT_* changes.
4957 (cpp_post_options): New.
4958 (init_dependency_output): Command line -MF overrides environment
4959 variables. Don't set default target etc. Suppress output
4960 if dependencies are going to stdout.
4961 (print_help): Update.
4962 * cpplib.h (cpp_post_options): New.
4963 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
4965 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
4967 * jump.c (comparison_dominates_p): Support unordered compares.
4969 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
4971 * simplify-rtx.c (simplify_relational_operation): Always simplify
4972 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
4975 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
4977 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
4978 (nonzero_bits): Likewise.
4979 (simplify_comparison): Likewise.
4980 (num_sign_bit_copies): Likewise; return more sane value depending
4981 on STORE_FLAG_VALUE.
4982 (known_cond): Do not assume EQ to be always true for equivalent
4985 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
4987 * cse.c (fold_rtx): Handle unordered comparisons.
4989 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
4991 * rtlanal.c (set_of_1): New static function.
4992 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
4993 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
4994 reg_set_last_last_regno): Remove.
4995 (set_of): New global function.
4996 (set_of_data): New structure.
4997 (reg_set_p, reg_set_last): Revamp for set_of.
4998 * rtl.h (set_of): New.
5000 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5002 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5003 * extend.texi: Document _Exit builtin.
5005 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5007 * (initialize, initialize_builtins,
5008 initialize_dependency_output, initialize_standard_includes):
5009 Rename s/initialize/init. Update.
5010 (init_dependency_output): Move to after
5011 cpp_handle_options, the correct location temporally at least.
5012 (opt_comp): Move next to init (), its caller. Fix prototype.
5013 (init): Make "initialized" local scope.
5014 (cpp_create_reader): Always call init ().
5015 (cpp_start_read): Update.
5016 (output_deps): New function, broken out of cpp_finish.
5017 (cpp_finish): Break out output_deps.
5019 2001-01-07 Richard Henderson <rth@redhat.com>
5021 * collect2.c (COFF specific stuff): Revert 12-06 patch
5022 to prototype system functions.
5024 2001-01-07 Michael Hayes <mhayes@redhat.com>
5026 * hard-reg-set.h: Add multiple include guard.
5027 * basic-block.h (struct loop): Add `sink' field.
5028 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5029 (emit_iv_add_mult): Delete.
5030 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5031 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5032 (unroll_loop): Remove end_insert_before argument.
5033 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5034 (maybe_eliminate_biv_1): Likewise.
5035 (emit_iv_add_mult): Delete.
5036 (gen_add_mult, loop_regs_update): New.
5037 (loop_insn_emit_after, loop_insn_emit_before): New.
5038 (loop_insn_sink, loop_insn_sink_or_swim): New.
5039 (emit_iv_add_mult): Delete.
5040 (scan_loop): Set loop->sink.
5041 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5042 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5043 (maybe_eliminate_biv_1): Likewise.
5044 (maybe_eliminate_biv_1): Add basic block argument.
5045 * unroll.c (unroll_loop): Remove end_insert_before argument.
5046 (find_splittable_regs): Likewise.
5047 (find_splittable_regs): Use loop_insn_sink and its ilk.
5048 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5050 2001-01-07 Michael Hayes <mhayes@redhat.com>
5052 * loop.h (loop_insn_hoist): New prototype.
5053 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5054 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5055 (check_dbra_loop, load_mems): Likewise.
5056 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5057 (find_splittable_givs): Likewise.
5059 2001-01-07 Michael Hayes <mhayes@redhat.com>
5061 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5063 2001-01-07 Richard Henderson <rth@redhat.com>
5065 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5067 2001-01-07 Richard Henderson <rth@redhat.com>
5069 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5070 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5071 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5072 variant that handles a shared libgcc.
5073 (process_command): Always validate -{static,shared}-libgcc.
5074 (do_spec_1): New 'M' case.
5075 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5077 2001-01-07 Richard Henderson <rth@redhat.com>
5079 * Makefile.in (slibdir): New variable.
5080 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5081 (installdirs): Create slibdir.
5082 (install-libgcc, install-multilib): Defer to libgcc.mk.
5083 * configure.in (slibdir): Substitute.
5084 * mklibgcc.in (install): New target.
5086 * config/t-linux (SHLIB_LINK): Create links for the soname.
5087 (SHLIB_INSTALL): New.
5088 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5089 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5090 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5091 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5092 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5094 2001-01-07 Richard Henderson <rth@redhat.com>
5096 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5097 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5098 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5100 2001-01-07 Michael Hayes <mhayes@redhat.com>
5102 * loop.c (count_loop_regs_set): Delete.
5103 (load_mems_and_recount_loop_regs_set): Delete.
5104 (loop_regs_scan): Merge common code from count_loop_regs_set,
5105 scan_loop, and load_mems_and_recount_loop_regs_set.
5106 (scan_loop): Call load_mems directly and loop_regs_scan
5107 again if new registers created.
5109 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5111 * toplev.c (main): Call the front-end specific post_options
5112 hook if one is given.
5113 * toplev.h (struct_lang_hooks, lang_hooks): New.
5114 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5115 for the C front end.
5116 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5117 lang_hooks for the C++ front end.
5118 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5119 lang_hooks for the ObjC front end.
5120 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5121 * java/lang.c (lang_hooks): Hooks for the Java front end.
5123 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5125 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5126 for verbose DWARF[2] debugging.
5127 (cb_define, cb_undef): The new callbacks.
5128 * toplev.h (debug_define, debug_undef): Make const correct.
5129 * toplev.c (debug_define, debug_undef): Similarly. Do not
5130 perform the verbosity tests here anymore.
5132 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5134 * reload.c (subst_reloads): Take INSN argument. When
5135 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5136 * reload.h (subst_reloads): Adjust prototype.
5137 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5138 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5139 present in JUMP_INSNs and copy them to JUMP_LABEL.
5140 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5141 JUMP_INSNs and insns with REG_LABELs that are followed by
5142 JUMP_INSNs with the same REG_LABEL.
5143 * sched-rgn.c (is_cfg_nonregular): Likewise.
5144 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5146 * unroll.c (unroll_loop): Look for REG_LABEL notes in
5148 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
5150 2001-01-06 Richard Henderson <rth@redhat.com>
5152 * loop.c (scan_loop): Use xcalloc for the regs array.
5153 (load_mems_and_recount_loop_regs_set): Zero the new memory
5154 received from xrealloc.
5156 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
5158 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
5160 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
5162 * integrate.c (copy_rtx_and_substitute): When copying
5163 an ignored return value, strip REG_FUNCTION_VALUE_P.
5165 2001-01-06 Michael Hayes <mhayes@redhat.com>
5167 * loop.c (debug_biv, debug_giv): New.
5168 (loop_biv_dump): Break out from ...
5169 (record_biv): ... here.
5170 (loop_giv_dump): Break out from ...
5171 (record_giv): ... here.
5172 (loop_bivs_check): Use print_simple_rtl.
5173 * unroll.c (loop_iterations): Use print_simple_rtl.
5175 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5177 * pa.md (return, return_internal): Modify patterns to prevent regrename
5178 mucking with the return pointer.
5180 2001-01-05 Richard Henderson <rth@redhat.com>
5182 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
5184 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
5186 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
5187 version supplied by Matteo Frigo.
5189 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5191 * cpp.texi: Update for -MQ.
5192 * cppinit.c (cpp_create_reader): Always create pfile->deps.
5193 (cpp_cleanup): Always free pfile->deps.
5194 (initialize_dependency_output): Don't create pfile->deps.
5195 (cpp_handle_option): Similarly.
5197 * gcc.c (cpp_options): Handle -MQ.
5198 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5199 * mkdeps.c (base_name): Remove.
5200 (deps_init): Don't allocate vector space until it's needed.
5201 (deps_free): Only free vectors if allocated.
5202 (deps_add_target, deps_add_dep): Update for initial allocation.
5203 (deps_add_default_target): Don't strip to the base_name.
5205 2001-01-05 DJ Delorie <dj@redhat.com>
5207 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
5208 (INIT_EXPANDERS): Define.
5210 * config/v850/v850.c (struct machine_function): Define.
5211 (v850_save_machine_status): New function.
5212 (v850_restore_machine_status): New function.
5213 (v850_return_addr): New function.
5214 (v850_init_expanders): New function.
5216 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
5217 and v850_init_expanders.
5219 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5221 * cpplib.h (struct cpp_reader): Add help_only field.
5222 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
5223 (cpp_handle_option): Set pfile->help_only if we see -h,
5224 --help, -target-help, or --version. Print version string but
5225 do not set help_only if we see -v or -version. Make text
5226 printed by -v match that printed by (-)-version.
5228 * cppmain.c (main): Exit after option parsing if
5229 pfile->help_only is true.
5231 * toplev.c (independent_decode_option): Call print_version,
5232 then exit, if we see --version (but not -version).
5233 (print_version): Split lengthy message into two lines.
5235 2001-01-05 Nick Clifton <nickc@redhat.com>
5237 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
5238 temporary string for initialisation before calling ggc_alloc_string.
5240 2001-01-06 Michael Hayes <mhayes@redhat.com>
5242 * rtl.h (print_simple_rtl): New.
5243 * print-rtl.c (print_simple_rtl): New.
5245 (print_rtx): Disable printing of flags and modes, etc.,
5246 if `flag_simple` nonzero.
5248 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5250 * function.c (fixup_var_refs): Use push_to_full_sequence where
5253 2001-01-05 Michael Meissner <meissner@redhat.com>
5255 * flags.h (flag_reorder_blocks): Add declaration.
5256 (flag_rename_block): Ditto.
5258 2001-01-05 DJ Delorie <dj@redhat.com>
5260 * function.c (reorder_blocks): Make sure the flags are all reset
5261 before using them to mark blocks, else a second invocation will
5262 corrupt the block chain.
5263 (reorder_blocks_0): New, resets the flags.
5265 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
5267 * cse.c (find_comparison_args): Stop if the argument is known to
5270 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5272 * config/sh/sh.md (movdf): When splitting load into pair of
5273 registers, don't clobber the register used in the address too
5276 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
5278 * varasm.c (mark_constant_pool): Improve initial comments.
5279 (mark_constants): Move marking of constants to mark_constant.
5280 (mark_constant): New function to recursively mark all constants
5281 referred to by a constant.
5283 2001-01-05 Catherine Moore <clm@redhat.com>
5285 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
5287 2001-01-05 Phil Edwards <pme@sources.redhat.com>
5289 * cp/lang-options.h: Bring comment in line with reality.
5290 * f/lang-options.h: Likewise.
5291 * java/lang-options.h: Likewise.
5292 * objc/lang-options.h: Likewise.
5293 * ch/lang-options.h: Likewise.
5294 * f/g77.texi: And update the manual.
5296 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
5297 Denis Chertykov <denisc@overta.ru>
5299 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
5300 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
5301 * config/avr/avr.md (all peepholes that request a scratch register):
5302 Call it, FAIL the peephole if not safe (in interrupt functions).
5304 2001-01-05 Mark Mitchell <mark@codesourcery.com>
5306 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
5308 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
5310 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
5312 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
5313 BUILT_IN_CREAL and BUILT_IN_CIMAG.
5314 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
5315 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
5316 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
5318 * extend.texi: Document these builtins.
5320 2001-01-05 Daniel Berlin <dberlin@redhat.com>
5322 * c-common.c (lang_get_alias_set): Say we know nothing of
5323 VECTOR_TYPE aliasing.
5325 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
5327 2001-01-05 Bruce Korb <bkorb@gnu.org>
5329 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
5330 their x* equivalent versions for atexit-less systems
5331 * fixinc/fixincl.c(main): do not return from main() on atexit-less
5332 systems (or any other system any more).
5334 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
5336 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
5337 output operands. Use arm_hard_register_operand for operand 4.
5338 (stmsi_postinc): Similarly.
5339 (ldmsi): Use arm_hard_register_operand for opernand 2.
5341 * arm.c (arm_hard_register_operand): New function.
5342 * arm-protos.h (arm_hard_register_operand): Prototype it.
5344 * arm.h (HARD_REGNO_RENAME_OK): Define.
5346 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
5348 * simplify-rtx.c (cfc_args): add "unordered" field.
5349 (check_fold_consts): Set unordered field.
5350 (simplify_relational_operation): Simplify the unordered
5353 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
5356 * emit-rtl.c (try_split): Fix code to mark labels.
5357 * jump.c (mark_jump_label): Make global.
5358 * rtl.h (mark_jump_label): Declare.
5360 * predict.c (estimate_probability): Handle unordred comparisons.
5362 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5364 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
5365 * cppinit.c (initialize_dependency_output): Update.
5366 (cpp_finish): Output dummy targets for -MP.
5368 (cpp_handle_option): Handle -MP. Don't quote -MT options.
5369 * cpplib.h (struct cpp_options): Add deps_phony_targets.
5370 * gcc.c (cpp_options): Update to handle -MP.
5371 * mkdeps.c (deps_add_target, deps_add_default_target): Update
5372 to quote only the default target.
5373 (deps_phony_targets): Insert a preceding newline. Rename from
5374 deps_dummy_targets for consistency.
5377 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5379 * calls.c (emit_library_call_value_1): Support
5380 INIT_CUMULATIVE_LIBCALL_ARGS.
5381 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
5383 2001-01-04 Richard Henderson <rth@redhat.com>
5385 * c-decl.c (finish_struct): Detect flexible array members
5386 used in an inappropriate context.
5387 * c-typeck.c (really_start_incremental_init): Special case
5388 constructor_max_index for zero length arrays.
5389 (pop_init_level): Allow initialization of flexible array
5390 members. Deprecate initialization of zero length arrays.
5391 Don't issue missing initializer warning for flexible array
5392 members or zero length arrays.
5393 (process_init_element): Don't dereference null DECL_SIZE.
5394 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
5395 Don't abort for empty constructors. Use size_binop
5396 (output_constructor): Add commentary regarding zero length
5397 array futures. Abort if we try to initialize an array of
5398 unspecified length with a non-empty constructor in the middle
5401 * extend.texi (Zero Length): Update and clarify documentation
5402 on static initialization.
5404 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5406 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
5407 with more than 32767 words of local storage.
5409 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5411 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
5412 for 'abs', 'labs', and 'fabs'.
5413 (c4x_expand_builtin): Likewise.
5414 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
5416 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5418 * config/sh/sh.md (prget, prset): New insn types.
5419 (return delay slot): Dont' allow prset.
5420 (call, sfunc delay slot): Don't allow prget.
5421 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
5422 for prset and prget.
5424 2001-01-05 Michael Hayes <mhayes@redhat.com>
5426 * loop.h (struct loop_reg): New.
5427 (struct loop_regs): Change to use array of `struct loop_reg'.
5428 * loop.c: Replace assortment of varrays with single regs array.
5429 (count_one_set): Delete may_not_move array argument
5430 and use regs array instead. All caller's changed.
5431 (count_loop_regs_set): Delete may_not_move and single_usage
5432 arguments and use regs array instead. All caller's changed.
5433 (find_single_use_in_loop): Replace usage array argument with pointer
5434 to regs structure. All caller's changed.
5435 (loop_optimize): Delete `moved_once' array.
5437 2001-01-05 Michael Hayes <mhayes@redhat.com>
5439 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
5440 Use it instead of loop_info->has_call for scanning loop mems.
5441 (check_dbra_loop): Replace loop_info->has_call test with
5442 loop_info->has_nonconst_call.
5444 2000-01-04 Matthew Hiller <hiller@redhat.com>
5446 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
5449 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5451 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
5452 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
5454 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5456 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
5457 (flag_short_double, flag_short_wchar): Define.
5458 (c_common_nodes_and_builtins): Create many tree nodes shared
5459 between C and C++ here instead of in cp/decl.c and ...
5460 * c-decl.c (init_decl_processing): ... here.
5461 (SIZE_TYPE, WCHAR_TYPE): Don't define.
5462 (flag_short_double, flag_short_wchar): Don't define.
5463 (record_builtin_type): New function.
5464 (build_void_list_node): New function.
5465 * c-common.h (flag_short_double, flag_short_wchar,
5466 record_builtin_type, build_void_list_node): Declare.
5468 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
5470 * integrate.c (expand_inline_function): Don't put a virtual
5471 register into the reg map.
5473 * function.c (fixup_var_refs_1): If force_operand didn't put
5474 the address into the target, move it there.
5476 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5478 Special-case tree_decl/tree_list allocations.
5479 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
5480 (OBJECT_SIZE): New macro.
5481 (NUM_EXTRA_ORDER): Likewise.
5482 (extra_order_size_table): New variable.
5483 (NUM_ORDERS): New macro.
5484 (objects_per_page_table): New variable.
5485 (object_size_table): New variable.
5486 (G.pages): Use NUM_ORDERS to bound the array.
5487 (G.page_tails): Likewise.
5488 (DIV_ROUND_UP): Remove.
5489 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
5490 (alloc_page): Use OBJECT_SIZE.
5491 (size_lookup): Don't make it const.
5492 (ggc_alloc): Use OBJECT_SIZE.
5493 (ggc_set_mark): Likewise.
5494 (ggc_get_size): Likewise.
5495 (init_ggc): Set up the object_size_table, objects_per_page_table,
5496 and adjust size_lookup.
5497 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
5498 (ggc_pop_context): Use NUM_ORDERS.
5499 (clear_marks): Likewise.
5500 (sweep_pages): Likewise.
5501 (poison_pages): Likewise.
5502 (ggc_print_statistics): Use OBJECT_SIZE.
5504 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5506 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
5507 Only call array_size_for_constructor if last field and array type
5508 with no upper bound.
5510 2001-01-04 Philip Blundell <philb@gnu.org>
5512 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
5513 from bit 31 downwards, if this requires no more insns.
5514 (count_insns_for_constant): New helper function for above.
5516 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
5518 * gencodes.c (output_predicate_decls): Remove empty initializer.
5520 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5522 * tree.c (copy_node): Remove documentation about obstacks.
5523 (buidl1): Check that nobody tries to build 2-argument nodes this
5526 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5528 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
5531 * gencodes.c (output_predicate_decls): Fill empty initializer
5534 2001-01-04 Jakub Jelinek <jakub@redhat.com>
5536 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
5537 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
5539 (do_include): Handle missing headers like cpp0.
5540 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
5541 paths with first include pathname. Don't strcat to uninitialized
5544 2001-01-04 Bernd Schmidt <bernds@redhat.com>
5546 * regrename.c (regrename_optimize): Don't rename from frame pointer
5547 if frame_pointer_needed.
5548 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
5549 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
5550 (ia64_reorg): Use it instead of scheduling if ! optimize.
5551 (errata_emit_nops): Properly call asm_noperands.
5552 (ia64_sched_reorder): Finish cycle if we see an asm.
5553 (ia64_variable_issue): Clear scheduling state after asms.
5555 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
5557 * cpp.texi: Update for -MT.
5558 * cppinit.c (initialize_dependency_output): Add a default
5559 target if none has been given already.
5560 (no_tgt, OPT_MT): New.
5561 (cpp_handle_option): Handle -MT. Update -M etc.
5562 * cpplib.h (struct cpp_options): Remove deps_target.
5563 * gcc.c (cpp_options): Handle -MT.
5564 * mkdeps.c (struct deps): Move from mkdeps.h.
5565 (deps_calc_target): Rename deps_add_default_target. Add a
5566 default target if none has been specified already.
5567 * mkdeps.h (struct deps): Move to mkdeps.c.
5568 (deps_calc_target): Rename deps_add_default_target.
5570 2000-01-03 Richard Henderson <rth@redhat.com>
5572 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
5574 * c-typeck.c (push_init_level): Move checks for flexible array
5575 members and zero length arrays ...
5576 (pop_init_level): ... here. Silently discard empty initializations.
5578 * varasm.c (output_constructor): Update for sizeof change to
5581 * extend.texi (Zero Length): Clarify semantics.
5583 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5585 * configure.in (tm.h): Include isns-codes.h last.
5586 * configure: Rebuilt.
5588 2001-01-03 Richard Henderson <rth@redhat.com>
5590 * config/alpha/alpha.md (addvsi3, addvdi3): New.
5591 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
5593 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5595 * tradcpp.c (main): Make sure finclude() is called with a valid
5596 indepth value while handling -include.
5598 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5600 * gencodes.c (output_predicate_decls): New function.
5602 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
5603 even if it is not the first time machmode.h is #included.
5604 * config/sh/sh.c (fpul_operand): Declare MODE argument.
5605 * tm.texi (PREDICATE_CODES): Document predicate declarations.
5606 * gcc.texi (Copyright): Added 2001.
5608 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5610 * c-common.c (c_common_lang_init): New function. Warn if format
5611 warning options which only have effects when used with -Wformat
5612 are used without -Wformat.
5613 * c-common.h (c_common_lang_init): Declare.
5614 * c-lang.c (lang_init): Call c_common_lang_init.
5615 * objc/objc-act.c (lang_init): Call c_common_lang_init.
5617 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5619 * configure.in: Check for the mktemp command.
5620 * configure: Regenerate.
5621 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
5622 $TEMP. Create temporary files with mktemp, if available at
5623 configure time; otherwise use set -C. Remove temporary files
5626 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5628 * configure.in: Require at least texinfo 4.0. Check for whether
5629 Pod::Man is sufficiently recent to regenerate GCC manpages.
5630 * configure: Regenerate.
5631 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
5633 (GENERATED_MANPAGES): Define.
5634 (generated-manpages): New target. Depend on cpp.1 as well as
5636 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
5637 configure to generated-manpages or empty) rather than on the
5638 manpages directly. Remove execute permission from installed
5639 gcov.1 as well as cpp.1.
5640 * cpp.1, gcov.1: Regenerate.
5642 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5644 * builtins.c (expand_builtin_strncmp): Use host_integerp and
5645 tree_low_cst. Allow using cmpstrsi in more cases.
5647 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5649 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
5652 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
5654 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
5655 * Makefile.in (HOST_CFLAGS): Mention build-make.
5657 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5659 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
5662 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5664 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
5667 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
5670 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
5671 reg_base_value and reg_known_value arrays.
5672 (init_alias_analysis): Add more cases to detect known values.
5673 * sched-deps.c (deps_may_trap_p): New function.
5674 (sched_analyze_2): Use it.
5676 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5678 * combine.c (simplify_shift_const): Even if we're sign-extracting,
5679 don't discard an ASHIFTRT if we're shifting in a wider mode.
5681 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5683 * toplev.c (rest_of_compilation): Don't print basic block information
5684 when CFG isn't up to date.
5686 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
5688 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
5689 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
5690 (UNALIGNED_SHORT_ASM_OP): Define.
5691 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
5693 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5695 * fold-const.c (fold_convert): Fix typo.
5697 2001-01-02 Richard Henderson <rth@redhat.com>
5699 * c-common.h (ASM_INPUT_P): New.
5700 * c-parse.in (asm): Set it when needed.
5701 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
5702 existance of an operand.
5704 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
5706 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
5707 (dwarf2out_frame_debug_expr): Likewise.
5708 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
5710 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
5712 * i386.c (ix86_split_to_parts): Return number of part required;
5714 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
5716 (ix86_split_long_move): Use number of part returned
5717 by ix86_split_to_parts
5718 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
5720 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
5721 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
5722 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
5723 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
5724 (ALIGN_MODE_128): Add TFmode.
5725 (IS_STACK_MODE): Likewise.
5726 (HARD_REGNO_NREGS): TFmode needs 3 registers.
5727 (HARD_REGNO_OK): Support TFmodes.
5728 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
5729 * i386.md (scheduler definitions): Use memory operand to determine
5730 fst/fld instructions; use mode attribute to determine real mode of
5732 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
5733 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
5735 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5737 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
5739 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5741 * expr.c (store_constructor_field): Update ALIGN before calling
5744 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5746 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
5749 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5751 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
5754 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5756 * c-decl.c (start_function): Don't warn on third parameter to main.
5758 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5760 * tsystem.h: Define HAVE_DECL_GETOPT.
5762 2001-01-02 Philip Blundell <pb@futuretv.com>
5764 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
5767 2001-01-02 Richard Henderson <rth@redhat.com>
5769 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
5771 2001-01-02 Andreas Jaeger <aj@suse.de>
5773 * c-decl.c (c_decode_option): Remove support of
5776 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
5777 (W_options): Add -Wmissing-noreturn here.
5779 * flow.c: Define lang_missing_noreturn_ok_p.
5780 (check_function_return_warnings): Use it.
5782 * c-common.h: Declare lang_missing_noreturn_ok_p.
5784 * c-lang.c (c_missing_noreturn_ok_p): New function.
5785 (lang_init): Set lang_missing_noreturn_ok_p.
5787 * invoke.texi (Warning Options): Document this.
5789 2000-12-27 Phil Edwards <pme@sources.redhat.com>
5791 * extend.texi (C++ Extensions): New node for C++ attributes;
5792 describe init_priority and com_interface.
5793 * invoke.texi: Remove -finit-priority as it now has zero effect.
5794 * install.texi: Fix xref syntax.
5795 * md.texi: Likewise.
5797 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5799 * config.gcc (sparc64-wrs-vxworks*): New case.
5800 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
5802 * config/sparc/sparc.c (sparc_override_options): Do support different
5803 pointer and architecture size.
5804 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
5805 (POINTERS_EXTEND_UNSIGNED): Define.
5806 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
5807 (FUNCTION_MODE): Define to be Pmode.
5808 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
5810 * function.c (expand_function_end): Properly handle DECL_RESULT
5811 and copy when ptr_mode != Pmode.
5812 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
5814 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5816 * c-common.c (c_common_nodes_and_builtins): Set prototype
5817 parameters for __builtin_fputs, __builtin_fputc and
5818 __builtin_fwrite. Don't declare plain fputc as a builtin.
5820 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
5822 * loop.c (add_label_notes): Increment the label usage count when
5823 a note is added to an insn which refers to a CODE_LABEL.
5824 * gcse.c (add_label_notes): Likewise.
5826 2001-01-01 Andreas Jaeger <aj@suse.de>
5828 * loop.c (scan_loop): Use xmalloc to allocate movables.
5830 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
5832 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
5833 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
5834 * reload1.c (REGISTER_MOVE_COST): Likewise.
5835 * regclass.c (REGISTER_MOVE_COST): Likewise.
5836 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
5837 dimension. Adjust all users.
5838 (init_reg_sets_1): Iterate on all modes.
5839 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
5840 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
5841 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
5842 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
5843 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
5844 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
5845 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
5846 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
5847 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
5848 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
5849 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
5850 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
5851 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
5852 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
5853 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
5854 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
5855 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
5856 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
5857 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
5858 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
5859 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
5860 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
5861 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
5862 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
5863 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
5864 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
5865 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
5867 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5869 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
5870 arg VARIES_P. Call it with extra arg.
5871 (true_dependence): Likewise.
5872 * rtl.h (rtx_addr_can_trap_p): Declare.
5873 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
5875 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
5876 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
5877 pic offset table register if it's zero. All callers changed.
5878 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
5880 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5882 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
5883 STRING_POOL_ADDRESS_P.
5885 * config/sparc/sparc.c (input_operand): Properly test for short op.
5887 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
5888 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
5889 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
5890 * config/sparc/elf.h: No longer include sol2.h.
5891 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
5892 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
5894 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
5896 2001-01-01 Michael Hayes <mhayes@redhat.com>
5898 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
5899 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
5900 (record_initial): Likewise.
5901 * unroll.c (copy_loop_body, loop_iterations): Likewise.
5902 (remap_split_bivs): Likewise.
5904 2001-01-01 Michael Hayes <mhayes@redhat.com>
5906 * loop.c (loop_ivs_free): New function.
5907 (strength_reduce): Break out from...
5909 2001-01-01 Michael Hayes <mhayes@redhat.com>
5911 * loop.h (struct iv): New.
5912 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
5913 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
5914 'reg_biv_class' fields with 'regs' and 'n_regs'.
5915 (struct ivs): Rename 'loop_iv_list' field to 'list'.
5916 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
5917 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
5919 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
5921 * resource.c (mark_referenced_resources): Abort() before
5922 attempting to mark a pseudo register.
5923 (mark_set_resources): Likewise.
5925 2001-01-01 Michael Hayes <mhayes@redhat.com>
5927 * loop.h (REG_IV_CLASS): New accessor macro.
5928 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
5929 * unroll.c (REG_IV_CLASS): Likewise.
5931 See ChangeLog.4 for earlier changes.