1 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
3 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
5 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
7 * i386.h (mask_64bit): New constant.
8 (target_64bit): New macro.
9 (target_options): Add '64'/'32'
10 (target_default): Define.
11 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
12 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
13 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
15 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
17 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
19 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
21 * rtlanal.c (rtx_varies_p): Check operand 0 of a
22 LO_SUM unless for_alias is set.
24 2001-03-08 Stan Shebs <shebs@apple.com>
26 * objc/objc-act.c: Fix old typos in comments, add comments for
28 (hash_init): Fix file name in error message.
30 (hash_add_attr): Ditto.
31 (continue_class): Ditto.
33 2001-03-08 Bruce Korb <bkorb@gnu.org>
35 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
36 wiat4() can receive the signal.
38 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
40 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
42 * fixinc/fixincl.x: Regenerate.
44 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
46 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
48 * fixinc/fixincl.x: Regenerate.
50 2001-03-08 Richard Henderson <rth@redhat.com>
52 * configure.in (HAVE_AS_LEB128): New assembler check.
53 * configure, config.in: Rebuilt.
55 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
57 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
60 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
62 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
63 references to the MAXPATHLEN macro.
65 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
66 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
69 * config/i386/xm-gnu.h, config/xm-gnu.h,
70 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
71 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
72 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
75 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
76 doing so in various xm-*.h files.
78 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
80 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
82 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
84 * configure.in (enable_shared): Support per-package shared-library
88 2001-03-07 David Edelsohn <edelsohn@gnu.org>
90 * rs6000.md (cr logic): Add original POWER mnemonic alternative
91 for crnot. Set operands[5] in splitter.
93 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
95 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
96 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
97 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
98 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
99 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
100 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
101 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
104 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
105 config/i370/xm-i370.h, config/i386/xm-dgux.h,
106 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
107 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
108 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
109 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
110 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
111 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
112 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
113 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
114 Delete unused and/or empty files.
116 * config.gcc: Define USG in xm_defines as appropriate. Define
117 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
118 macro. Remove deleted xm-* files from $xm_files variable.
120 2001-03-07 Tom Tromey <tromey@redhat.com>
122 * configure: Rebuilt.
123 * configure.in: Allow config-lang.in to set `lang_requires' to list
124 of other required languages.
126 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
128 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
130 (output_prologue): Use xmalloc not oballoc.
131 (output_epilog): Free a29k_first_epilogue_insn when finished.
132 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
134 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
136 * builtins.c (expand_builtin_mathfn): Check
137 flag_unsafe_math_optimizations, not flag_fast_math.
138 (expand_builtin): Likewise
139 * combine.c (combine_simplify_rtx): Likewise.
140 (simplify_if_then_else): Likewise.
141 * cse.c (fold_rtx): Likewise.
142 * flags.h: Remove flag_fast_math. Add
143 flag_unsafe_math_optimizations and flag_trapping_math.
144 * fold-const.c (negate_expr): Check
145 flag_unsafe_math_optimizations, not flag_fast_math.
146 (invert_truthvalue): Likewise.
147 (fold): Likewise. Before associating operands, check that
148 code == MULT_EXPR, not code != MULT_EXPR.
149 * ifcvt.c (noce_try_minmax): Check
150 flag_unsafe_math_optimizations, not flag_fast_math.
151 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
152 * invoke.texi: Document -funsafe-math-optimizations and
153 -fno-trapping-math. Change documentation for -ffast-math.
154 * jump.c (reversed_comparison_code_parts): Likewise.
155 (rtx_equal_for_thread_p): Likewise.
156 * optabs.c (emit_conditional_move): Likewise.
157 * simplify-rtx.c (simplify_binary_operation): Likewise.
158 (simplify_relational_operation): Likewise.
159 (simplify_ternary_operation): Likewise.
160 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
161 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
162 Add trapping-math and unsafe-math-optimizations entries to f_options.
163 (set_fast_math_flags): New, sets flags for -ffast-math.
164 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
165 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
166 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
168 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
169 (alpha_emit_conditional_move): Initialize local_fast_math to
170 flag_unsafe_math_optimizations, not flat_fast_math.
171 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
172 instead of setting flag_fast_math to 1.
173 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
175 * config/i386/i386.c (override_options): Likewise
176 * config/i386/i386.md: Likewise.
177 * config/m68k/m68k.md: Likewise.
178 * config/mips/mips.md: Likewise.
179 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
180 (rs6000_generate_compare): Likewise.
182 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
184 * Makefile.in: Set RANLIB to @RANLIB@.
187 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
189 * fixinc/inclhack.def (djgpp_wchar_h): New test.
190 * fixinc/fixincl.x: Regenerated.
192 2001-03-07 Richard Henderson <rth@redhat.com>
194 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
196 2001-03-07 Richard Henderson <rth@redhat.com>
198 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
199 of block notes and exception handling notes.
201 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
202 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
203 (compile_file): ... here.
205 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
207 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
209 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
210 config.h now. Include libiberty.h to handle alloca.
212 2001-03-06 Zack Weinberg <zackw@stanford.edu>
214 * c-parse.in (yylexname): New function, split out of _yylex.
215 (objc_rid_sans_at): New table.
216 (init_reswords): Initialize it.
217 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
218 retrieving the next token and checking it for significance as
219 an ObjC keyword or string constant.
221 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
222 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
224 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
227 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
229 * config/m68k/m68k.c (const_uint32_operand): Accept any
230 const_int on a 32-bit host.
232 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
234 * objc/objc-act.c (init_objc): Set save_lang_status,
235 restore_lang_status, and mark_lang_status.
237 2001-03-06 Krister Walfridsson <cato@df.lth.se>
239 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
241 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
243 * cppinternals.texi: Update.
245 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
247 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
248 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
249 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
250 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
251 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
252 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
253 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
254 config/i386/xm-i386.h, config/i860/xm-i860.h,
255 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
256 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
257 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
258 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
259 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
260 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
261 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
262 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
263 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
264 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
265 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
266 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
267 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
268 match the defaults provided in hwint.h.
270 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
271 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
273 * config.gcc (xm_file): Don't set to files which are deleted.
275 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
276 guard this file against these macros being undefined.
278 2001-03-06 Zack Weinberg <zackw@stanford.edu>
280 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
281 and DECL_DEFER_OUTPUT on the decl we create, before calling
282 rest_of_decl_compilation.
284 2001-03-06 Zack Weinberg <zackw@stanford.edu>
286 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
288 * configure, config.in: Regenerate.
289 * config.gcc: Remove references to deleted files.
291 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
292 genrecog.c, rtl.c: Do not use alloca anywhere.
294 * Makefile.in, build-make, system.h, config/x-interix,
295 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
296 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
297 config/arc/xm-arc.h, config/arm/xm-arm.h,
298 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
299 config/h8300/xm-h8300.h, config/i370/x-oe,
300 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
301 config/i386/x-ncr3000, config/i386/x-sco5,
302 config/i386/xm-dgux.h, config/i860/x-sysv4,
303 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
304 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
305 config/m68k/x-hp320g, config/m69k/x-mot3300,
306 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
307 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
308 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
309 config/m88k/x-sysv4, config/m88k/x-tekXD88,
310 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
311 config/mips/x-iris, config/mips/x-iris3,
312 config/mips/x-sni-svr4, config/mips/x-sysv,
313 config/mips/xm-iris6.h, config/mips/xm-mips.h,
314 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
315 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
316 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
317 config/pa/xm-papro.h, config/romp/xm-romp.h,
318 config/rs6000/x-aix31, config/rs6000/x-aix41,
319 config/rs6000/x-beos, config/rs6000/x-lynx,
320 config/rs6000/x-mach, config/rs6000/x-rs6000,
321 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
322 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
323 config/sparc/x-sysv4, config/sparc/xm-linux.h,
324 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
325 config/vax/xm-vms.h: Eradicate all references to alloca and
328 * config/xm-alloca.h, config/clipper/x-clix,
329 config/i386/xm-sysv4.h, config/i860/x-fx2800,
330 config/i860/x-sysv3, config/m88k/x-sysv3,
331 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
332 (contained only alloca related hacks).
334 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
337 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
339 * invoke.texi: Document __FAST_MATH__.
341 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
343 * crtstuff.c: Restore include of auto-host.h.
345 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
347 Put main() in a separate file, so that the language
348 front-end can use a different main().
351 * toplev.c: (main): Rename as toplev_main.
352 * toplev.h: Declare toplev_main.
353 * Makefile.in (OBJS): add toplev.o.
354 (BACKEND): remove toplev.o, add main.o.
356 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
358 * cppfiles.c (search_from): Special case the empty string.
360 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
362 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
363 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
364 strlen or strcpy; we already know the length.
365 (_cpp_compare_file_date): Similarly.
366 * cpphash.h (struct cpp_reader): Delete done_initialising.
367 (CPP_PREV_BUFFER): Delete.
368 * cppinit.c (cpp_start_read): Don't set done_initialising.
369 * cpplex.c (parse_string): Guarantee null-termination.
370 (_cpp_equiv_toklists): Remove.
371 * cpplib.c (glue_header_name): Null-terminate.
372 (do_line): Don't leak memory.
373 * cpplib.h (BT_WEAK): Delete.
374 * cppmain.c (cb_ident): Strings are now null-terminated.
376 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
378 * gcc.c (convert_filename): Append executable suffix
379 if NO_AUTO_EXE_SUFFIX is not defined.
380 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
381 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
383 2001-03-03 David O'Brien <obrien@FreeBSD.org>
385 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
386 * c-parse.gperf, c-gperf.h: Delete.
387 (c-gperf.h was accidently re-added to the CVS repo in the rev
388 1.16 commit by tromey)
390 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
392 * cpplex.c (_cpp_lex_token): Don't warn about directives in
393 macro arguments when looking for the '('.
394 * cppmacro.c (funlike_invocation_p): Set parsing_args to
395 2 when really parsing arguments; 1 when looking for '('.
396 Always restore the lexer position.
398 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
400 * longlong.h (umul_ppmm): Don't use a multiline string.
402 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
404 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
405 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
406 t_bool in declaration because pcc can't combine volatile with typedef
409 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
411 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
412 until when it is really needed.
413 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
414 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
415 * i386.md (float?i?f splitter): Don't force source operand to memory
417 (sse_movdfcc): Fix constraint.
418 (sse_movdfcc splitter): Handle properly the second alternative.
420 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
422 * cpplex.c (parse_string): Unconditionally pedwarn.
424 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
427 * cppexp.c (parse_number): Update.
428 * cpplex.c (parse_string): Pedwarn if multiline string does not
429 result from a system header's macro.
430 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
431 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
432 for function-like macros too.
433 * c-lex.c (lex_number): Update.
435 2001-03-03 Richard Henderson <rth@redhat.com>
437 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
439 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
441 * combine.c (try_combine): If split with mode-changed scratch
442 register didn't work, try the original mode.
444 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
446 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
447 * config/c4x/c4x.h: Likewise.
448 * stor-layout.c (compute_record_mode): Likewise.
449 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
451 2001-03-02 Zack Weinberg <zackw@stanford.edu>
453 * configure.in: Kill tm.h. Include the files in the $tm_file
454 list in all three of config.h, hconfig.h, tconfig.h, after the
455 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
456 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
457 * configure: Regenerate.
458 * Makefile.in (clean): Don't delete tm.h.
460 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
461 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
462 those are not defined, set SEC and FEC to 0 and 1.
463 * gcc.texi: Update to match.
465 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
466 * config/fp-bit.c, config/m68k/aux-crt2.asm,
467 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
468 Include tconfig.h, not tm.h.
470 * config/xm-lynx.h, config/xm-std32.h,
471 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
472 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
473 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
474 config/clipper/xm-clix.h, config/convex/xm-convex.h,
475 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
476 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
477 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
478 config/i386/xm-i386.h, config/i860/xm-i860.h,
479 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
480 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
481 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
482 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
483 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
484 config/pa/xm-linux.h, config/pa/xm-pa.h,
485 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
486 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
487 config/pj/xm-pj.h, config/romp/xm-romp.h,
488 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
489 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
490 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
491 config/v850/xm-v850.h, config/vax/xm-vax.h,
492 config/we32k/xm-we32k.h:
494 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
496 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
497 config/i370/xm-oe.h: Don't include tm.h. Don't define
499 * config/vax/xm-vms.h: Don't include tm.h.
501 * config/xm-lynx.h, config/avr/xm-avr.h,
502 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
503 Delete; made empty by above changes.
504 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
505 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
506 Don't include config/xm-lynx.h or tm.h.
508 * config/xm-gnu.h: Don't include fcntl.h.
509 * config/sparc/xm-lynx.h: Don't include sys/types.h and
511 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
513 2001-03-02 Richard Henderson <rth@redhat.com>
515 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
516 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
518 2001-03-02 Richard Henderson <rth@redhat.com>
520 * Makefile.in (OBJS): Add dwarf2asm.o.
521 * dwarf2asm.c, dwarf2asm.h: New files.
522 * dwarf2out.c (*): Use them.
523 (size_of_uleb128, size_of_sleb128): Remove.
524 (output_uleb128, output_sleb128): Remove.
525 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
526 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
527 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
528 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
529 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
530 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
531 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
532 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
533 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
534 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
535 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
536 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
537 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
538 (dwarf2out_frame_debug): Remove unused variables.
539 (output_loc_operands): Don't abort on 8 byte constants if
540 host integers are wide enough.
541 (output_symbolic_ref): Remove.
542 (size_of_die): Don't assume 4 byte host integers.
543 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
545 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
546 something stupid with HOST_WIDE_INT to long truncation.
547 [CONST_DOUBLE]: Likewise.
549 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
550 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
551 * config/arm/unknown-elf.h: Likewise.
552 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
553 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
554 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
555 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
556 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
557 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
558 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
559 (ASM_OUTPUT_DWARF_OFFSET): Remove.
560 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
561 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
562 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
563 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
565 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
567 * cselib.c (hash_rtx): Cast enums to unsigned int.
569 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
571 * print-rtl.c (print_rtx): Cast enums to int for comparison.
572 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
574 * c-format.c (C_STD_VER): Cast to int for comparisons.
575 (check_function_format): Cast various enums to int for &.
576 (maybe_read_dollar_number): Likewise.
577 (check_format_info): Likewise.
578 (check_format_info_main): Likewise.
579 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
580 (safe_from_p): Likewise.
581 * varasm.c (const_hash): Cast enum to int for %.
582 * emit-rtl.c (init_emit_once): Use int loop variable to work around
583 pcc enum problems with < and ++ operators.
584 * regclass.c (init_reg_sets_1): Cast enums for comparison.
585 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
586 (regclass_init): Change enum class to int to iterate over reg_classes.
587 * genrecog.c (merge_trees): Cast enums for comparison.
588 * rtl.h (GET_CODE): Cast to enum rtx_code.
589 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
590 (GET_MODE): Cast to enum machine_mode.
591 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
592 (GET_NOTE_INSN_NAME): Cast enum to int.
593 * tree.h (TREE_CODE): Cast to enum tree_code.
594 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
595 * timevar.c (timevar_print): Change loop variable id from enum to
597 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
598 * config/i386/i386.md: Use PUT_MODE for mode assignment.
599 * toplev.c (compile_file): Cast enum DFI to int.
600 (decode_d_option): Likewise.
602 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
604 * cppinit.c (append_include_chain): Mark "after" include file name list
605 as a system directory.
606 * cpp.texi: Document new behavior.
608 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
610 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
612 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
614 * cppfiles.c (struct include_file): Update.
615 (stack_include_file): Use search_from.
616 (cpp_included, find_include_file): Update.
617 (cpp_execute_include): Update. ptr->name may not be
618 null terminated. Use the new search_from member variable
620 (_cpp_compare_file_date): Similarly.
621 (search_from): New function, similiar to actual_directory.
622 (actual_directory): Delete.
623 (remap_filename): Update. loc->name may not be null terminated.
624 (struct file_name_list): Rename search_path. Update.
625 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
627 (struct cpp_reader): Remove actual_dirs.
628 * cppinit.c (struct cpp_pending): Update for renamed objects.
629 (append_include_chain, remove_dup_dir, remove_dup_dirs,
630 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
631 * cpplib.h (struct cpp_options): Similarly.
633 2001-03-01 Zack Weinberg <zackw@stanford.edu>
635 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
636 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
637 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
638 config/clipper/xm-clix.h, config/convex/xm-convex.h,
639 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
640 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
641 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
642 config/i370/xm-linux.h, config/i370/xm-mvs.h,
643 config/i370/xm-oe.h, config/i386/xm-aix.h,
644 config/i386/xm-i386.h, config/i386/xm-osf.h,
645 config/i860/xm-i860.h, config/i960/xm-i960.h,
646 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
647 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
648 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
649 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
650 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
651 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
652 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
653 config/pj/xm-pj.h, config/romp/xm-romp.h,
654 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
655 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
656 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
657 config/v850/xm-v850.h, config/vax/xm-vax.h,
658 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
659 Do not define TRUE or FALSE.
661 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
662 empty by above change.
663 * config.gcc: Remove references to these files.
665 * configure.in: Detect stdbool.h.
666 * configure, config.in: Regenerate.
667 * system.h: Include stddef.h here if available.
668 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
669 Then set up a sensible boolean type at the very end.
671 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
672 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
674 * hash.h: Delete 'boolean' typedef and related #undefs.
676 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
677 all uses of 'boolean' with 'bool'.
679 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
681 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
682 * cppexp.c (lex): Cast enums for comparison.
683 * cppinit.c (parse_option): Cast enum for comparison.
684 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
685 (cpp_output_token): Likewise.
686 (cpp_can_paste): Cast enums for comparsion and plus/minus.
687 (cpp_avoid_paste): Cast enums for minus and comparison.
689 2001-03-01 Zack Weinberg <zackw@stanford.edu>
691 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
692 field to all array elements.
694 2001-03-01 Zack Weinberg <zackw@stanford.edu>
696 * cpphash.h (struct cpp_reader): Add print_version field.
697 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
698 just set print_version and other flags as appropriate.
699 (cpp_post_options): Print version here if print_version is set.
701 * toplev.c (exit_after_options): New flag.
702 (independent_decode_option): Don't exit here; just set
704 (main): Exit after calling lang_hooks.post_options if
705 exit_after_options is true.
707 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
708 (merge_include_chains): Adjust comment to match code.
710 2001-03-01 Zack Weinberg <zackw@stanford.edu>
712 * stringpool.c (set_identifier): New function.
713 * tree.h: Prototype it.
715 * c-parse.in: Kill D_YES. If compiled for objc, call
716 save_and_forget_protocol_qualifiers from init_reswords.
717 * objc/objc-act.c (remember_protocol_qualifiers,
718 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
719 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
721 (save_and_forget_protocol_qualifiers): New function.
722 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
724 2001-03-01 Diego Novillo <dnovillo@redhat.com>
726 * c-semantics.c (prune_unused_decls): Return error_mark_node
727 instead of (tree) 1 to stop traversing the tree chain.
729 2001-03-01 Bernd Schmidt <bernds@redhat.com>
731 Fix a problem introduced by Kenner's Feb 18 change.
732 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
733 flag_cse_skip_blocks only temporarily, not for ever.
735 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
737 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
738 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
740 * pa.c (emit_move_sequence): Verify operand0 is a hard register
741 before determining its register class.
743 2001-03-01 Bernd Schmidt <bernds@redhat.com>
745 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
746 from reg 4 if current_function_calls_setjmp.
747 (gen_nop_type): New function.
748 (ia64_emit_nops): New function.
749 (ia64_reorg): Call it.
750 (ia64_sched_reorder): Move code that rotates bundles up a bit.
752 * reload1.c (eliminate_regs_in_insn): Restrict the special case
753 code not to try to optimize adds with anything but a REG destination.
755 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
756 (INSN_PRIORITY_KNOWN): New accessor macro.
757 * haifa-sched.c (priority): Use it instead of testing priority against
760 2001-02-28 DJ Delorie <dj@redhat.com>
762 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
763 since that doesn't work the way gcc wants on a generic m68k.
765 2001-02-28 Richard Henderson <rth@redhat.com>
767 * caller-save.c (save_call_clobbered_regs): Fix typo in
768 comparison last change.
770 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
772 * i386.c (pentium4_cost): New.
773 (m_PENT4): New macro.
774 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
775 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
776 x86_integer_DFmode_moves, x86_partial_reg_dependency,
777 x86_memory_mismatch_stall): Add Pentium4
778 (x86_use_q_reg, x86_use_any_reg): Kill.
779 (override_options): Add pentium4.
780 (incdec_operand): Return 0 for pentium4.
781 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
782 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
783 (TARGET_PENTIUM4): Define.
784 (enum processor_type): Add PROCESSOR_PENTIUM4.
785 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
786 * i386.md (attribute "cpu"): Add pentium4.
787 * invoke.texi (march): Add pentium4.
789 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
791 * i386.md (sse_mov?fcc*): New patterns and splitters.
792 * i386.c (ix86_expand_movcc): Work post-reload; recognize
793 the SSE based conditional moves.
795 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
797 * i386.md (attribute mode): Add "TI".
798 (movsf_1): Add pxor support; remove constant propagation splitter.
799 (movdf_integer): Likewise.
800 (movdf_nointeger): Likewise.
801 (movxf constant prop splitter): Handle all modes; update for SSE.
802 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
803 * i386.c (standard_80387_constant_p): Rewrite.
804 (standard_sse_constant_p): New.
805 * i386-protos.h (standard_sse_constant_p): New.
807 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
809 * i386.md (sse_setccsf, sse_setccdf): New.
810 (sse_cmp* patterns): Use '%D' instead of outputtting condition
812 * i386.c (sse_comparison_operator): Accept the supported unordered
813 comparses; be ready for fast_math.
814 (print_operand): Support 'D'.
816 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
818 * jump.c (reversed_comparison_code): Kill.
820 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
822 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
825 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
827 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
828 add missing '%' in constraints.
830 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
832 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
833 for HOST_BITS_PER_WIDE_INT == 32 too.
835 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
837 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
839 (insert_save, insert_restore): New parameter save_mode.
840 (init_caller_save): Update initialization of reg_save_code
841 and reg_restore_code.
842 (save_call_clobbered_regs): Compute save_modes and update calls to
843 reg_save_code and reg_restore_code.
844 (insert_restore): Unsignetize numbers; use save_modes to choose mode
845 of spill; update use of reg_restore_code.
846 (insert_save): Likewise.
847 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
848 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
849 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
851 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
853 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
854 noce_try_store_flag_inc, noce_try_store_flag_mask,
855 noce_try_cmove_arith):
856 Use reversed_comparison_code instead of reverse_comparison and
857 can_reverse_comparison_p.
859 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
861 * jump.c (reversed_comparison_code_parts): Allow reversal of
862 unordered compares in -ffast-math mode; reverse ordered compares
863 for FP even w/o -ffast-math.
865 2001-02-27 Richard Henderson <rth@redhat.com>
867 * print-rtl.c (print_rtx) [i]: Don't print field five on
868 NOTEs other than NOTE_INSN_DELETED_LABEL.
870 2001-02-27 Zack Weinberg <zackw@stanford.edu>
872 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
873 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
875 2001-02-27 Diego Novillo <dnovillo@redhat.com>
877 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
878 even if walk_subtrees is 0.
879 * c-semantics.c (prune_unused_decls): Return a non-null value to
880 stop traversing the tree chain.
882 2001-02-27 DJ Delorie <dj@redhat.com>
884 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
885 register, *then* define it as the new CFA.
887 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
889 * pa.c (override_options): Promote -fpic to -fPIC.
890 (legitimize_pic_address): Simplify due to removal of
891 small PIC as a code generation option.
892 (secondary_reload_class): Similarly.
893 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
894 (PRINT_OPERAND_ADDRESS): Similarly.
895 * pa.md (various patterns): Similarly.
896 (small pic lo_sum pattern): Remove.
898 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
901 * md.texi (min, max): Document
903 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
905 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
906 TARGET_PARTIAL_REG_DEPENDENCY.
907 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
909 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
911 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
913 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
915 * mips.c (mips_make_temp_file): Fix thinko in last change.
917 2001-02-26 Jason Eckhardt <jle@redhat.com>
919 * combine.c (known_cond): Do not reverse the condition when
920 SMAX/UMAX is being considered and the condition is for equality
923 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
925 2001-02-26 Philip Blundell <philb@gnu.org>
927 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
929 * config/arm/linux-elf.h: Remove historical relics related to
930 above configurations.
931 * config/arm/linux-oldld.h: Delete.
932 * config/arm/linux-elf26.h: Delete.
934 2001-02-26 Jason Merrill <jason@redhat.com>
936 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
938 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
939 recognize a tentative definition. Lose obsolete code.
941 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
942 variables unless necessary, either.
944 2001-02-25 Richard Henderson <rth@redhat.com>
946 * ifcvt.c (struct noce_if_info): Add test_bb.
947 (noce_get_alt_condition): New.
948 (noce_try_minmax, noce_try_abs): New.
949 (noce_operand_ok): New.
950 (noce_process_if_block): Use them.
951 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
953 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
955 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
958 2001-02-25 Zack Weinberg <zackw@stanford.edu>
960 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
961 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
963 (mips_asm_file_end): Free temp_filename here.
965 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
967 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
968 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
970 * config/i386/i386.md (movstrsi): Handle FAIL case.
972 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
974 * cppinit.c (builtin_array): Update.
975 (init_builtins): Flag builtins to warn if redefined or
976 undefined. Define __GXX_WEAK as a normal macro.
977 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
978 * cpplib.h (NODE_WARN): New flag.
979 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
980 Handle __STDC__ as a builtin only on Solaris.
981 (warn_of_redefinition): Renamed from check_macro_definition.
982 Reverse sense of test. Always warn if NODE_WARN.
983 (_cpp_create_definition): Use warn_of_redefinition. Flag
984 any macro beginning with "__STDC_" to require a mandatory
985 warning if redefined or undefined.
987 2001-02-24 Zack Weinberg <zackw@stanford.edu>
989 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
990 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
991 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
992 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
993 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
994 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
996 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
997 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
998 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
999 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
1000 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
1002 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
1003 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
1006 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
1007 Delete now-empty file.
1009 * alpha/vms.h: Define NEED_ATEXIT here...
1010 * alpha/xm-vms.h: ...not here.
1012 * i386/cygwin.h: Don't define PARAMS.
1013 * mips/mips.c: Don't prototype mktemp. Don't define
1014 P_tmpdir. Use make_temp_file to create temporary files.
1015 Don't be clever and delete temporary files early.
1016 * config.gcc: Drop references to deleted files. Don't define
1018 * gcc.texi: Don't mention USE_PROTOTYPES.
1020 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1022 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
1023 (ix86_set_move_mem_attrs_1): Likewise.
1024 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
1025 * config/i386/i386.md (movstrsi): Call it.
1027 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1029 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
1030 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
1031 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
1032 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
1034 (i750a-*-*): Error here if hosting on i750a.
1035 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
1037 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
1038 Remove (empty modulo comments).
1040 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
1041 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
1042 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
1043 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
1044 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
1045 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
1047 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
1048 Remove reference to winnt.h in comment.
1049 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
1051 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1053 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
1054 used to set another biv.
1056 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1058 * tree.h (BLOCK_DEAD): New macro.
1059 (struct tree_block): New flag, dead_flag.
1060 * print-tree.c (print_node, case 'b'): Print missing fields.
1061 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
1062 * function.c (identify_blocks): Enable test for misplaced notes.
1063 (all_blocks): Skip BLOCK_DEAD blocks.
1064 * integrate.c (integrate_decl_tree): Likewise.
1066 * errors.c (internal_error, trim_filename): New functions.
1067 (fancy_abort): Call internal_error.
1068 * errors.h (internal_error, trim_filename): New declarations.
1070 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
1072 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
1074 (EXTRA_CONSTRAINT): Formatting changes.
1076 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1078 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
1080 2001-02-23 Per Bothner <per@bothner.com>
1082 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
1083 so they can be called from java/jvspec.c.
1084 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
1086 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
1088 * i386.c (ix86_frame): New structure.
1089 (ix86_compute_frame_size): Kill.
1090 (ix86_compute_frame_layout): New.
1091 (ix86_save_reg): New.
1092 (ix86_can_use_return_insn_p): Use frame layout stuff.
1093 (ix86_expand_prologue): Likewise.
1094 (ix86_expand_epilogue): Likewise.
1095 (ix86_initial_elimination_offset): Likewise.
1096 (ix86_nsaved_regs): Use ix86_save_reg.
1097 (ix86_emit_save_regs): Likewise.
1099 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
1101 * flow.c (find_sub_basic_blocks): New function.
1102 (split_block): Be ready for basic block introduced by CODE_LABEL.
1103 (commit_one_edge_insertion): Call find_sub_basic_block.
1105 * flow.c (make_edges): Add edge from entry for blocks starting with
1106 label having ALTERNATE_NAME
1108 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
1110 * function.c (epilogue_done): Be ready for first basic block not
1111 containing PROLOGUE_END note.
1112 (reposition_prologue_and_epilogue_notes): Avoid placing
1113 PROLOGUE_END note between BASIC_BLOCK.
1115 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
1117 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
1119 2001-02-21 DJ Delorie <dj@redhat.com>
1121 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
1122 check for current_function_has_nonlocal_goto from 1999-11-12.
1124 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1126 * diagnostic.c (trim_filename): No longer static.
1127 * toplev.h (trim_filename): Declare.
1128 * rtl.c (rtl_check_failed_bounds): Call internal_error.
1129 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
1130 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
1131 (rtvec_check_failed_bounds): Likewise.
1132 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
1134 * convert.c (convert_to_integer): Don't do unsigned unless result or
1135 both inputs are unsigned.
1137 * fold-const.c (fold_convert): Don't call size_int_type_wide if
1140 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
1142 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
1144 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
1146 * Makefile.in (resource.o): Add params.h dependence.
1147 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
1148 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
1149 * resource.c: Add dependence on params.h.
1150 (current_live_regs): Fix explanatory comment.
1151 (find_basic_block): Add new parameter to permit limiting search
1153 (mark_target_live_regs): Add new argument to find_basic_block call.
1154 (incr_ticks_for_insn): Likewise.
1156 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1158 * diagnostic.c (output_to_stream): Rename to
1159 output_buffer_to_stream. Loses the stream parameter.
1160 (init_output_buffer): Set diagnosic_buffer's stream.
1161 (flush_diagnostic_buffer): Adjust.
1162 (default_print_error_function): Likewise.
1163 (finish_diagnostic): Likewise.
1164 (verbatim): Likewise.
1166 * diagnostic.h (struct output_buffer): Add `stream' field.
1167 (output_buffer_attached_stream): New macro.
1169 2001-02-23 Jakub Jelinek <jakub@redhat.com>
1171 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
1172 check if either operand is divisible by C.
1173 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
1174 If type is signed, consider negative numbers as well.
1176 2001-02-22 Richard Henderson <rth@redhat.com>
1178 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
1179 reach .text instead of gp-relative relocs.
1180 * config/ia64/crtend.asm (.init): Likewise.
1182 2001-02-22 Andreas Jaeger <aj@suse.de>
1184 * extend.texi (C++ Attributes): Fix typo.
1186 2001-02-21 David Mosberger <davidm@hpl.hp.com>
1188 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
1189 functions, drop current_function_args_info.words test.
1190 (ia64_compute_frame_size): Mark syscall_linkage functions as
1191 using eight input registers.
1193 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
1194 Bruce Korb <bkorb@gnu.org>
1196 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
1197 * fixinc/README: Document how to convert sed substitutions
1198 to format style c_fix-es.
1199 * fixinc/fixincl.x: regen
1201 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
1203 * gcc.c: Add comment explaining how to add a command-line option.
1204 Add title to specs language comment.
1206 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1208 * gcc.c (cc1_options): Add "-param".
1209 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
1210 (option_map): Likewise.
1211 * toplev.c (display_help): Add entry for "--param".
1212 (independent_decode_option): Fix typographical error.
1214 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
1215 Bernd Schmidt <bernds@redhat.com>
1216 Jan Hubicka <jh@suse.cz>
1218 * i386.c (function_arg_advance): Pass SSE arguments in registers.
1219 (function_arg): Likewise.
1221 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
1223 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
1225 2001-02-21 Kazu Hirata <kazu@hxi.com>
1227 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
1231 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
1233 * flow.c (init_propagate_block_info): Canon address and use single_set
1234 for killing dead memory stores.
1236 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1238 * Makefile.in (reorg.o): Add params.h dependence.
1239 * params.def: Fix typographical error in comment.
1240 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1241 * params.h: Modify introductory comment.
1242 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1243 * reorg.c: Add dependence on params.h.
1244 (redundant_insn): Add parameterized throttle for search.
1245 (fill_simple_delay_slots): Add a comment explaining a variable.
1246 Move conditional out of loop, simplifying code.
1247 (fill_eager_delay_slots): Fix typographical error in comment.
1249 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
1251 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
1253 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
1254 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
1256 2001-02-21 Jason Merrill <jason@redhat.com>
1258 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
1259 (struct tree_decl): Add uninlinable bitfield.
1260 * c-decl.c (duplicate_decls): Set it.
1261 * integrate.c (function_cannot_inline_p): Check it.
1263 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
1264 DW_AT_MIPS_linkage_name to abstract methods.
1265 (dwarf2out_abstract_function): Emit class context before calling
1266 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
1267 (gen_subprogram_die): Remove obsolete code.
1268 (gen_member_die): Don't include clones in the member list.
1269 (gen_decl_die): Emit abstract info for clone origin.
1270 * dwarfout.c (output_type): Don't include clones in the member list.
1271 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
1272 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
1273 DECL_ABSTRACT on a function that already has it set.
1275 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
1276 (get_subprogram_die): Pass it in.
1278 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
1280 * flow.c (mark_set_1): Make not_dead unsigned long. For
1281 non-pseudos, use it as a bitmask of the hard regs that
1284 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
1286 * cppfiles.c: Update comments.
1287 (_cpp_read_file): Don't check for NULL filenames any more.
1288 * cppinit.c (cpp_start_read): Don't do canonicalization of
1289 in_fname and out_fname. Use the passed file name exclusively.
1290 (_cpp_handle_options): Don't treat "-" as a command line option,
1291 but as a normal filename.
1292 (_cpp_post_options): Canonicalize in_fname and out_fname.
1293 * cppmain.c (printer_init): Don't check out_fname for NULL.
1294 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
1295 (init_c_lex): Update, and use "" to represent stdin to CPP.
1298 2001-02-20 Will Cohen <wcohen@redhat.com>
1300 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
1301 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
1302 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
1305 2001-02-20 Stan Shebs <shebs@apple.com>
1307 * config/rs6000/rs6000.c (output_cbranch): Output branches
1308 on separate lines instead of using ';' to separate.
1310 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
1312 * cppinit.c (set_lang): Move builtin handling to...
1313 (init_builtins): ...here.
1314 (_cpp_create_reader): Move call to set_lang.
1316 2001-02-20 Mark Mitchell <mark@codesourcery.com>
1318 * stmt.c (expand_return): If an attempt is made to return the
1319 error_mar_node, treat the return like a return without a value.
1321 2001-02-19 Zack Weinberg <zackw@stanford.edu>
1323 * sibcall.c (skip_copy_to_return_value): Call
1324 identify_call_return_value here, and return orig_insn if it
1325 returns zero. Hardret and softret arguments now unnecessary.
1326 (call_ends_block_p): Don't call identify_call_return_value here.
1328 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
1330 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
1331 * ggc.h (ggc_mark_if_gcable): Delete prototype.
1333 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
1335 * pa.c (move_operand): Accept code to load the address of a
1336 symbol out of the DLT as a valid move operand.
1337 (print_operand, case 'A'): New to handle generating a DLT
1338 reference for a LO_SUM expression.
1339 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
1340 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
1342 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
1344 * README, cpp.texi, gcc.texi, version.c: Update version number to
1346 * cpp.1, gcov.1, gcc.1: Regenerate.
1348 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
1350 * cppfiles.c (stack_include_file): Generate dependencies
1351 here, and manage include_count here too.
1352 (PRINT_THIS_DEP): Delete.
1353 (_cpp_execute_include): Do not generate dependencies here,
1354 apart from the case of a missing header. Do not manage
1356 (_cpp_read_file): Leave dependency generation to
1359 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
1361 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
1362 target_cpu_default. Remove dead assignment to
1365 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
1367 * regclass.c (contains_reg_of_mode): Make global.
1368 (init_reg_sets): Remove contains_reg_of_mode; take into account
1369 CLASS_MAX_NREGS when looking for the proper mode.
1370 (dump_regclass): Dump only classes considered for the pseudo.
1371 (regclass): Use contains_reg_of_mode.
1373 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
1375 * gcc.c (do_spec_1): 'n' for printing notices.
1376 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
1378 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
1380 * reg-stack.c (next_flags_user): Use current_block->end
1381 (swap_rtx_condition): Look for next user if flags don't die;
1382 give up on CALL_INSNs; use current_block->end.
1384 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1386 * sibcall.c (call_ends_block_p): New function.
1387 (optimize_sibling_and_tail_recursive_call): Use it.
1389 2001-02-18 Kazu Hirata <kazu@hxi.com>
1391 * config/h8300/h8300.md: Update copyright.
1392 (andsi3): Do not output an extra newline character.
1394 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1396 * toplev.c (note_deferral_of_defined_inlined_function): Argument
1397 FNDECL may be unused.
1399 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
1400 follow jumps after first run.
1401 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
1402 it doesn't change any jumps.
1404 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
1406 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
1407 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
1408 (mostlyclean): Corresponding changes.
1409 * rtlanal.c (hard-reg-set.h): Include.
1410 (rtx_unstable_p): Do not treat the argument pointer specially
1411 if it is not a fixed register.
1412 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
1414 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1416 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
1417 against last real insn in basic block.
1418 Rework to avoid gotos.
1420 * Makefile.in (gcse.o): Now includes ggc.h.
1421 * gcse.c: Include ggc.h.
1422 (want_to_gcse_p): Verify expression can be in SET as valid insn.
1423 (try_replace_reg): Remove warning of uninitialize variable.
1424 (process_insert_insn): Call invalid_insn_p to validate insn.
1425 * recog.c (insn_invalid_p): Now global.
1426 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
1427 * recog.h (insn_invalid_p): New declaration.
1429 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
1431 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
1432 assignments from FP constants since 'Y' output code can't handle it.
1433 (eligible_for_sibcall_delay): Likewise.
1435 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
1436 Call fancy_abort directly, passing args.
1437 (print_rtl_and_abort): Now a macro, like fancy_abort.
1439 * final.c (output_operand_lossage): Use internal_error, not error.
1441 2001-02-18 Shane Nay <shane@agendacomputing.com>
1443 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
1444 structure shift insns.
1446 2001-02-18 Mark Mitchell <mark@codesourcery.com>
1448 * invoke.texi (-fsquangle): Remove documentation.
1449 (-fname-mangling-version): Likewise.
1451 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
1453 * optabs.c (expand_abs): Remove reference to
1454 HAVE_contitional_arithmetic.
1455 * combine.c (simplify_set): Likewise.
1457 2001-02-18 Richard Henderson <rth@redhat.com>
1459 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
1462 2001-02-18 Richard Henderson <rth@redhat.com>
1464 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
1466 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
1468 * reload1.c (reload_cse_simplify_set): Fix typo.
1470 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1472 * diagnostic.c (_fatal_insn): Decrement errorcount.
1474 * invoke.texi (-I): Add note avoiding use for system header files.
1476 * rtl.h (add_clobbers): Remove duplicate declaration.
1477 * recog.h (added_clobbers_hard_reg_p): New declaration.
1478 * genemit.c (struct clobber_pat): New field has_hard_reg.
1479 (gen_insn): Record if added clobbers clobber hard reg.
1480 (gen_split): Avoid unused warning if number of operands is 0.
1481 (output_added_clobbers_hard_reg_p): New function.
1484 2001-02-18 Alan Modra <alan@linuxcare.com.au>
1486 * pa.c (hppa_expand_prologue): Simplify code storing return
1487 pointer. For large (>=8k) frames with a post_store, adjust stack
1488 pointer by 8k-64 first rather than by 64. When testing with
1489 VAL_14_BITS_P, always use the actual value rather than the value
1490 negated. Add blockage to prevent scheduling of spills before
1491 stack frame has been created.
1492 (hppa_expand_epilogue): Simplify code loading return pointer.
1493 Allow a slightly larger range for merge_sp_adjust_with_load case.
1494 When testing with VAL_14_BITS_P, always use the actual value.
1496 * pa.c (pa_adjust_insn_length): Check that block move
1497 pattern is a set before looking at operands.
1499 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1501 * fold-const.c (fold_binary_op_with_conditional_arg): New
1502 function, split out from ...
1504 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
1505 conditional arms that throw exceptions.
1507 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
1510 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1512 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
1513 define HAVE_DECL_* to 1 to mask potential backup declarations.
1514 * configure: Regenerated.
1516 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1518 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
1520 2001-02-17 Richard Henderson <rth@redhat.com>
1522 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
1523 when replacing a memory load with a register.
1525 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1526 Jan Hubicka <jh@suse.cz>
1528 * recog.c (validate_replace_src_1): New.
1529 (validate_replace_src_data): Likewise.
1530 (validate_replace_src): Use note_uses.
1531 * rtl.h (note_uses): Declare.
1532 * rtlanal.c (note_uses): New.
1534 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
1536 * reg-stack.c (stack_def): Make field reg unsigned.
1537 (remove_regno_note): Unsignetize parameter.
1539 2001-02-16 Jes Sorensen <jes@linuxcare.com>
1541 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
1542 shladd_operand() call.
1544 2001-02-16 Bruce Korb <bkorb@gnu.org>
1545 Rodney Brown <RodneyBrown@mynd.com>
1547 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
1548 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
1549 machine restrictions
1550 * fixinc/fixincl.x: regen
1552 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1554 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
1556 (hash_scan_insn): Clean up calls to hash_scan_set.
1557 (compute_kill_rd): REGNO now unsigned.
1558 (try_replace_reg): Rework to use simplify_replace_rtx.
1559 (cprop_jump, cprop_cc0_jump): Likewise.
1560 (cprop_insn): Call find_reg_equal_equiv_note.
1561 Reflect changes to cprop_jump and cprop_cc0_jump.
1563 * recog.c (validate_replace_src): Replace in operands of
1564 ZERO_EXTRACT in SET_DEST.
1566 * cse.c (new_label_ref): New variable.
1567 (insert): Set it instead of recorded_label_ref.
1568 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
1569 CODE_LABEL for this function, and not already in REG_LABEL note.
1571 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
1573 * resource.c (mark_referenced_resources): Fix typo in introductory
1575 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
1578 2001-02-16 Jason Merrill <jason@redhat.com>
1580 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
1582 (gen_subprogram_die): Don't abort on seeing a second definition if
1583 the previous one was abstract. Don't replace an abstract instance
1584 in the lookup table.
1586 * dwarf2out.c (dwarf2out_abstract_function): Rename from
1587 gen_abstract_function.
1588 * dwarf2out.h: Declare it.
1589 * toplev.c (note_outlining_of_inline_function): New fn.
1590 * toplev.h: Declare it.
1591 * integrate.c (output_inline_function): Call it.
1592 * c-decl.c (duplicate_decls): Call it when redefining an extern
1593 inline. Don't inline the new defn.
1595 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
1597 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1599 * .gdbinit: Rename to gdbinit.in.
1600 * gdbinit.in: New file,
1601 * configure.in: Generate .gdbinit from gdbinit.in.
1602 * configure: Regenerated.
1603 * Makefile.in (distclean): Always remove .gdbinit.
1605 2001-02-16 Jakub Jelinek <jakub@redhat.com>
1607 * objc/objc-act.c (start_class): Register implemented_classes with
1610 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
1612 * cppfiles.c (_cpp_make_system_header): Generate a file
1615 2001-02-15 Jim Meyering <meyering@lucent.com>
1617 * Makefile.in (install-common): Don't depend on installdirs here.
1618 Instead, make each of the lang.install-common targets (e.g.,
1619 c++.install-common in cp/Make-lang.in) depend on it.
1620 (install-driver): Depend on installdirs.
1622 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1624 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
1626 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
1629 2001-02-15 Mark Mitchell <mark@codesourcery.com>
1631 * invoke.texi (--param): Document.
1633 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
1635 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
1637 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
1639 * i386.md (extendsfdf2_2): Fix constraints.
1641 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
1643 * i386.md (fop_df_3 splitter): Fix operand number.
1645 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
1647 * invoke.texi (-mreg-alloc): Nuke.
1648 * i386.c (ix86_reg_alloc_order, regs_allocated,
1649 order_regs_for_local_alloc): Nuke.
1650 (override_options): Kill reg_alloc code.
1651 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
1652 (REG_ALLOC_ORDER): SSE goes before I387.
1653 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
1654 (ix86_reg_alloc_order): Likewise.
1655 * i386-protos.h (ix86_reg_alloc_order): Kill.
1657 2001-02-14 Richard Henderson <rth@redhat.com>
1659 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
1661 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
1663 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
1665 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
1667 * i386-protos.h (ix86_memory_move_cost): Move offline.
1668 * i386.c (ix86_register_move_cost): Compute properly cost of
1669 SSE, MMX and i387 instructions.
1670 (*_cost): Add costs of SSE/MMX moves.
1671 (ix86_memory_move_cost): Move offline from ....; Likewise.
1672 * i386.h (MEMORY_MOVE_COST): .... here;
1673 (struct processor costs): Add new fields to represent costs
1676 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
1678 * regclass.c (init_reg_sets_1): Reinstall the optimization of
1679 move_cost together with Matt Kraai's fix.
1681 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
1683 * Makefile.in (OBJS): Add params.o.
1685 2001-02-14 Richard Henderson <rth@redhat.com>
1686 DJ Delorie <dj@redhat.com>
1688 * jump.c (jump_optimize_1): When we delete a conditional jump
1689 preceeding a non-conditional jump to effectively the same place,
1690 make sure that the combined jump skips any clobber insns between
1693 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
1695 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
1697 2001-02-14 Mark Mitchell <mark@codesourcery.com>
1699 * Makefile.in (toplev.o): Depend on params.h.
1700 (intergate.o): Likewise.
1701 (params.o): New target.
1702 * flags.h (inline_max_insns): Remove.
1703 * integrate.c: Include params.h.
1704 Use MAX_INLINE_INSNS instead of inline_max_insns.
1705 * params.c: New file.
1706 * params.h: Likewise.
1707 * params.def: Likewise.
1708 * toplev.c: Include params.h.
1709 (lang_independent_params): New variable.
1710 (decode_f_option): Use the param machinery instead of setting
1712 (independent_decode_option): Handle "--param name=value".
1713 (main): Register language-independent parameters.
1715 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
1717 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
1719 2001-02-14 Richard Henderson <rth@redhat.com>
1721 * regclass.c (init_reg_sets_1): Revert last two changes.
1723 2001-02-14 Jakub Jelinek <jakub@redhat.com>
1725 * stor-layout.c (is_pending_size, put_pending_size): New functions.
1726 (variable_size): Call put_pending_size.
1727 * tree.h (is_pending_size, put_pending_size): Add prototypes.
1728 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
1729 sizes list, put newly created SAVE_EXPR there as well.
1731 2001-02-14 Jakub Jelinek <jakub@redhat.com>
1733 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
1734 (errata_find_address_regs): load_group has only 2 entries.
1735 (errata_emit_nops): Likewise. shladd is not problematic.
1736 Clear last_group if nop was emitted.
1737 (fixup_errata): load_group has only 2 entries.
1740 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
1742 * c-lex.c (lex_number): Only warn traditionally for U suffix
1743 outside system macros.
1744 * cppexp.c (parse_number): Similarly.
1745 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
1746 * cppmacro.c (struct cpp_macro): New member node.
1747 (parse_args): Only warn about missing rest args if not
1749 (funlike_invocation_p): Similarly for uninvoked funlike macros.
1750 (cpp_sys_objmacro_p): New.
1751 (_cpp_create_definition): Store the node with the macro defn.
1752 Remember if the macro is defined in a system header.
1754 2001-02-13 DJ Delorie <dj@redhat.com>
1756 * configure.in (check_languages): determine languages to check
1757 * Makefile.in (check-c++): alias for check-g++
1758 (check-f77): alias for check-g77
1759 (CHECK_TARGETS): depend on configured languages
1761 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
1763 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
1764 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
1765 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
1766 (sqrtextendsfdf2): Disable for SSE2.
1768 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1770 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
1771 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
1772 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
1773 (sqrtextendsfdf2): Disable for SSE2.
1775 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
1777 * i386.md (movsfcc_1): Support integer cmove instruction.
1778 (movdfcc_1): Likewise; new splitter.
1780 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
1782 * i386.c (output_fp_compare): Support SSE.
1783 (prepare_fp_compare_args): SSE comparisons always support memory.
1784 * i386.h (TARGET_CMOVE): SSE imply cmove.
1785 * i386.md (cmp?f2): Enable for SSE too.
1786 (cmpfp_i*): Support SSE.
1788 (cmpfp_i_sse_only): New.
1789 (s*, b* fp expanters): Enable for SSE too.
1790 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
1793 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
1795 * regclass.c (init_reg_sets_1): Silence warning.
1797 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
1799 * i386.md (sqrt?f2): Change to expander.
1800 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
1802 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1804 * rtlanal.c (find_reg_equal_equiv_note): New function.
1805 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
1806 (simplify_gen_relational, simplify_replace_rtx): Likewise.
1807 * rtl.h: Add declarations for above functions.
1809 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
1811 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
1813 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
1814 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
1815 * flow.c (mark_regs_live_at_end): Likewise.
1816 (calculate_global_regs_live): Likewise.
1817 * gcse.c (compute_hash_table): Likewise.
1818 (compute_kill_rd): Likewise.
1819 * resource.c (mark_target_live_regs): Likewise.
1820 * rtl.h (INVALID_REGNUM): New macro.
1822 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
1824 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
1826 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
1828 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
1831 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
1833 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
1835 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
1836 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
1837 (fop_sf_1_sse, fop_df_1_sse): New patterns
1838 (fop_*): Disable float_extend and float patterns for SSE compilation.
1839 * i386.c (output_387_binary_op): Support SSE.
1841 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
1843 * i386.md (dummy_extendsfdf2): Support SSE2
1844 (extendsfdf2): Enable if 80387 or SSE2.
1845 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
1846 and no MIX_I387_SSE2
1847 (extendsfdf2_1_sse_only): New pattern.
1848 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
1850 (truncdfsf2_1): Support SSE.
1851 (truncdfsf2_2): Support SSE.
1852 (truncdfsf2_2_1_sse): New pattern.
1853 (fixtruncsfsi2): Always use SSE if available.
1854 (fix_truncsfsi_sse): New pattern.
1855 (fix_truncdfsi_sse): New pattern.
1856 (floatsis?f2): Support SSE.
1857 (floatsidf2_i387): New pattern.
1858 (floatsidf2_sse): Likewise.
1860 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1862 * configure.in: Use "have_gnat" variable, not "gnat".
1863 * configure: Regenerated.
1865 * config/sparc/sparc.c (function_value): Treat all non-record
1866 aggregate types like used to treat UNION_TYPE.
1868 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
1870 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
1871 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
1873 (MASK_MIX_SSE_I387): New.
1874 (TARGET_SSE): SSE2 imply SSE.
1875 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
1876 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
1877 (enum reg_class): Add new classes.
1878 (REG_CLASS_NAMES): Likewise.
1879 (REG_CLASS_CONTENTS): Likewise.
1880 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
1881 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
1882 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
1883 (CLASS_MAX_NREGS): Use new macros.
1884 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
1885 * i386.md (pushsf, movsf): Support SSE.
1886 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
1887 splitters to use ANY_FP_REGNO_P.
1888 (movdf_nointeger, movdf_integer): Likewise.
1890 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
1892 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
1893 (try_combine): Use it.
1895 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
1897 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
1898 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
1899 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
1900 (REGISTER_MOVE_COST): Likewise.
1901 * i386-protos.h (ix86_secondary_memory_needed,
1902 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
1903 * i386.c (ix86_secondary_memory_needed,
1904 ix86_preferred_reload_class, ix86_register_move_cost): New function.
1906 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
1908 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
1909 (HARD_REGNO_MODE_OK): Move offline to ....
1910 * i386.c (ix86_hard_regno_mode_ok) ... here;
1911 refuse all incorrect modes.
1912 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
1914 2001-02-13 Richard Henderson <rth@redhat.com>
1916 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
1917 entire operator; replicate that and match_dup the operands.
1918 (cmp_ccx_arith_op_set): Likewise.
1919 (cmp_cc_arith_op_not_set): Likewise.
1920 (cmp_ccx_arith_op_not_set): Likewise.
1922 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
1924 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
1926 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
1928 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
1929 (TARGET_NO_BITFIELD_WORD): New macro.
1930 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
1931 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
1933 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1935 * cselib.c: New file, from simplify-rtx.c.
1936 * simplify-rtx.c: Remove cselib parts.
1937 * Makefile.in: Add cselib.o.
1939 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
1941 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
1942 (setup_incoming_varargs): Remove warning.
1944 * config/rs6000/rs6000.c (validate_condition_mode): When
1945 flag_fast_math, allow floating-point conditionals to be reversed.
1946 (rs6000_generate_compare): When flag_fast_math, don't generate
1947 cror operations for FP conditionals.
1949 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
1951 (ASM_SPEC): Likewise.
1952 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
1953 (CC1_SPEC): Likewise.
1954 (LINK_TARGET_SPEC): Likewise.
1955 (CPP_ENDIAN_SPEC): Likewise.
1956 * Makefile.in (check-consistency): New target.
1958 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
1960 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
1961 "return type defaults" warning for functions with return type
1963 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
1964 function declarations by default rather than only when pedantic.
1966 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
1968 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
1971 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
1973 * extend.texi (Deprecated): Deprecate new initializer lists.
1975 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
1977 * mkdeps.c (deps_add_default_target): Robustify. Add
1978 basename component only.
1979 * cpp.texi (-M): Describe how default target is generated.
1980 * invoke.texi (-M): Likewise.
1982 2001-02-12 Kazu Hirata <kazu@hxi.com>
1984 * toplev.c (push_float_handler): Remove.
1985 (pop_float_handler): Remove.
1986 * toplev.h: Remove prototypes for the above functions.
1988 2001-02-12 Jakub Jelinek <jakub@redhat.com>
1990 * c-common.c (constant_fits_type_p): New function.
1991 (convert_and_check): Use it.
1993 2001-02-11 Mark Mitchell <mark@codesourcery.com>
1995 * Makefile.in (GXX_ABI_FLAG): Don't define.
1996 * configure.in (--enable-new-gxx-abi): Remove option.
1997 * config.in: Regenerated.
1998 * configure: Likewise.
2000 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
2002 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
2004 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
2005 regular basic block, and arrange for all edges into it to switch
2008 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2010 * Makefile.in (distclean): Do not remove .gdbinit.
2012 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2014 * Makefile.in (gcc.o): Fix typos.
2015 (protize.o): Likewise.
2016 (unprotoize.o): Likewise.
2018 2001-02-11 Richard Henderson <rth@redhat.com>
2020 * tree.c (build1): Check for null operand in last change.
2022 2001-02-11 Richard Henderson <rth@redhat.com>
2024 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
2025 (fold): Don't assume a constant isn't foldable.
2026 * tree.c (build): Set TREE_CONSTANT for an expression with no
2027 side-effects and constant operands.
2030 2001-02-10 Richard Henderson <rth@redhat.com>
2032 * jump.c (squeeze_notes): Revert 2000-05-12 change.
2034 2001-02-10 Anthony Green <green@redhat.com>
2036 * cpp.texi (Standard Predefined): Add documentation for
2039 * c-common.c (combine_strings): Improve warning message.
2041 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
2043 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
2045 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
2047 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
2049 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
2052 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2054 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
2057 2001-02-09 Nick Clifton <nickc@redhat.com>
2059 * config/arm/arm.md: Change output contraint on post inc
2060 load/store multiple patterns to be a read/write contraint.
2062 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
2064 * gcc.c (cpp_options): Delete .d files on error. Don't delete
2065 .o files when using the -M options.
2067 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2068 David Edelsohn <edelsohn@gnu.org>
2070 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
2071 handle DImode constants. Use one TOC entry for SImode and smaller
2072 constants, aligned properly.
2074 2001-02-08 Jason Merrill <jason@redhat.com>
2076 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
2077 about the SP adjustment for saving the static chain pointer.
2078 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
2079 offset when setting a temporary CFA register.
2081 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
2083 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
2084 powerpc-*-chorusos* .
2085 * config/rs6000/chorus.h : New file.
2086 * config/i386/chorus.h : New file.
2087 * config/sparc/chorus.h : New file.
2088 * config/sparc/t-chorus-elf : New file.
2090 2001-02-08 David Edelsohn <edelsohn@gnu.org>
2092 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
2093 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
2094 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
2095 (__WCHAR_TYPE__): Correct macro name.
2097 2001-02-08 Richard Henderson <rth@redhat.com>
2099 * config/i386/i386.c (ix86_frame_pointer_required): New.
2100 (ix86_setup_frame_addresses): New.
2101 (struct machine_funciton): Add accesses_prev_frame.
2102 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
2103 ix86_frame_pointer_required.
2104 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
2105 (SETUP_FRAME_ADDRESSES): New.
2106 * config/i386/i386-protos.h: Update.
2107 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
2108 from FRAME_POINTER_REQUIRED.
2109 * config/i386/svr3gas.h: Likewise.
2110 * config/i386/sysv3.h: Likewise.
2111 * config/i386/v3gas.h: Likewise.
2113 2001-02-08 Richard Henderson <rth@redhat.com>
2115 * config/sparc/sparc.c (function_arg_record_value_3): Fix
2116 calculation of the number of integer registers required.
2117 (function_arg_record_value): Likewise.
2119 2001-02-08 Jason Merrill <jason@redhat.com>
2121 * diagnostic.c (internal_error): Say "confused" after 1 error, not
2122 two. Print file and line with "confused" message.
2124 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
2126 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2128 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
2130 2001-02-08 Bernd Schmidt <bernds@redhat.com>
2132 * final.c (cleanup_subreg_operands): The address of a MEM can
2135 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
2138 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
2140 * gcc.texi (Incompatibilities): Update documentation of
2141 preprocessing numbers.
2143 2001-02-07 Jakub Jelinek <jakub@redhat.com>
2145 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
2147 2001-02-07 Mark Mitchell <mark@codesourcery.com>
2149 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
2151 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
2152 * gcc.c (struct compiler): Add cpp_spec field.
2153 (input_file_compiler): New variable.
2154 (do_spec_1): Allow a particular compiler to handle `%C'
2156 (main): Store the current compiler in input_file_compiler.
2157 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
2159 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
2161 * cpphash.h (struct spec_nodes): Add n_true and n_false.
2162 * cppinit.c (cpp_create_reader): Initialize them.
2163 (append_include_chain): cxx_aware arg might be unused.
2164 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
2165 keywords and give them their phase 7 meaning. Pedwarn about
2166 this unless '__bool_true_false_are_defined' is defined.
2168 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2170 * lcm.c (optimize_mode_switching): Emit mode_set before the
2171 JUMP_INSN of an abnormal edge.
2173 2001-02-07 Bernd Schmidt <bernds@redhat.com>
2175 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
2176 a scheduling barrier at the end.
2178 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
2180 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2182 * config/sh/sh.md (reload_outsf): Removed.
2183 (movsf_ie): Introduce constraints for FPUL loads and stores.
2184 (reload_insf): Broaden the output constraint.
2186 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
2188 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2189 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
2191 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
2193 * final.c: Revert my previous changes.
2194 * output.h: Make profile_label_no extern.
2195 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
2196 for generating label.
2198 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
2200 * config/i386/djgpp.h: Add comments about standard paths.
2201 (MD_EXEC_PREFIX): Undefine before defining.
2202 (MD_STARTFILE_PREFIX): New.
2204 2001-01-30 Bruce Korb <bkorb@gnu.org>
2206 fixinc/fixincl.c(process): Emit error message only if appropriate :)
2207 (load_file): do not rely on load_file_data() to close file pointer
2208 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
2209 fixinc/inclhack.def(irix_limits_const): add test_text
2211 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2213 * cppexp.c (parse_defined): Improve diagnostics for invalid
2216 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2218 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
2220 2001-02-06 Mark Mitchell <mark@codesourcery.com>
2222 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
2223 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
2224 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
2225 (rs6000_output_symbol_ref): New function.
2226 (output_toc): Use VTABLE_NAME_P.
2228 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2230 * print-tree.c (print_node, case PARM_DECL):
2231 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
2233 * stor-layout.c (reference_types_internal): New variable.
2234 (internal_reference_types): New function.
2235 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
2236 * tree.h (internal_reference_types): New declaration.
2238 * cse.c (find_best_addr): Fix typo in computing cost.
2240 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2242 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
2243 and this is the sum of a pointer and a constant, we know the result
2245 (num_sign_bit_copies, case PLUS): Likewise.
2246 * explow.c (convert_memory_address): Remove opposite SUBREG.
2247 * function.c (instantiate_new_reg): New function (from common code).
2248 (instantiate_virtual_regs_1): Call it.
2249 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
2250 if pointers sign- or zero-extend.
2251 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
2252 If pointers extend unsigned, use inside of SUBREG.
2253 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
2255 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
2257 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
2258 subdir of gcc_gxx_include_dir.
2259 (gcc_gxx_target_include_dir): Remove.
2261 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
2263 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
2264 (dwarf2out_frame_debug_expr): Revise introductory comments to add
2265 a high-level description.
2267 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
2269 * final.c: Move the declaration of profile_label_no to ...
2270 * output.h: ... here.
2271 * function.c (expand_function_start): Call PROFILE_HOOK.
2272 * config/rs6000/aix.h: Define PROFILE_HOOK.
2273 * config/rs6000/rs6000-protos.h: output_profile_hook new.
2274 * config/rs6000/rs6000.c (output_profile_hook): Define.
2275 (output_prolog): Do nothing for ABI_AIX as it is taken care by
2276 output_profile_hook.
2277 tm.texi : Explain new macro PROFILE_HOOK.
2279 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
2281 * extend.texi (Extended Asm): Do not say that semicolon is always
2282 a valid line-breaking character for GNU assemblers. Use
2283 newline-tab as the most commonly supported syntax. Use
2284 newline-tab rather than semicolon in multi-insn examples.
2286 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2288 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
2290 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2291 David Edelsohn <edelsohn@gnu.org>
2293 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
2294 code for AIX, even without flag_pic.
2296 2001-02-05 Jakub Jelinek <jakub@redhat.com>
2298 * c-typeck.c (common_type): push and pop binding level around
2299 calling common_type on function parameters.
2301 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
2303 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
2305 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2307 * config/mips/mips.c (override_options): Fix typo in last change.
2308 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
2309 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
2311 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
2313 * invoke.texi (-fdump-class-layout): Document.
2314 (-fdump-translation-unit): Use `=' as filename separator.
2316 2001-02-05 Mark Mitchell <mark@codesourcery.com>
2318 * Makefile.in (s-mlib): Don't build multilibs if
2320 (DRIVER_DEFINES): Adjust accordingly.
2322 (protoize.o): Likewise.
2323 (unprotoize.o): Likewise.
2324 * configure.in: Recognize --enable-multilib.
2326 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2328 * Makefile.in (DRIVER_DEFINES): Fix quoting.
2330 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
2331 * configure.in: Remove --enable-libstdcxx_v3 support.
2332 * configure: Regenerated.
2334 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2336 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
2337 Call abort instead of fatal.
2338 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
2339 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
2340 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
2341 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
2342 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
2343 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
2345 * diagnostic.h (set_internal_error_function): Renamed.
2346 * toplev.h (internal_error): Renamed from fatal.
2347 (pfatal_with_name): Deleted.
2348 (fatal_io_error): Now has printf-style arguments.
2349 * diagnostic.c (pfatal_with_name): Deleted.
2350 (fatal_io_error): Rework to have args in printf-style.
2351 (set_internal_error_function): Renamed from set_fatal_function.
2352 (internal_error): Renamed from fatal.
2353 (error_recursion, fancy_abort): Call internal_error instead of fatal.
2354 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
2355 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
2356 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
2357 * flow.c (verify_flow_info): Likewise.
2358 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
2359 * config/mips/mips.c (save_restore_insns): Likewise.
2361 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
2362 * flow.c (verify_flow_info): Likewise.
2363 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
2364 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
2365 (avr_normalize_condition): Likewise.
2366 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
2367 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
2368 (limit_reload_class, double_reg_to_memory): Likewise.
2369 (print_operand_address, emit_1600_code_shift): Likewise.
2370 (gen_tst_reg, gen_compare_reg): Likewise.
2371 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
2372 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
2374 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
2376 * c-parse.in (methoddef): Call fatal_error instead of fatal.
2377 * objc/objc-act.c (build_ivar_chain): Likewise.
2378 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
2380 * graph.c (clean_graph_dump_file): Likewise.
2381 * profile.c (init_branch_prob): Likewise.
2382 * objc/objc-act.c (objc_init): Likewise.
2384 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
2385 * config/avr/avr.c (avr_override_options): Likewise.
2386 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
2387 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
2388 * config/h8300/h8300.c (h8300_init_once): Likewise.
2389 * config/mips/mips.c (override_options): Likewise.
2390 * config/i386/i386.c (override_options): Likewise, rework.
2391 * config/m68k/m68k.c (override_options): Likewise.
2393 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
2395 * config/mips/mips.c (print_operand): Likewise.
2396 * hash.c (hash_allocate): Don't check for failure returns from
2397 obstack functions that can't fail.
2398 (hash_table_init_n, hash_table_init): Likewise; also now return void.
2399 * hash.h (hash_table_init_n, hash_table_init): Now return void.
2400 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
2401 (get_object_reference): Likewise.
2403 2001-02-04 Nick Clifton <nickc@redhat.com>
2405 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
2406 StrongARM1110, 10TDMI, and 1020T.
2408 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2410 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
2412 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
2414 * config/sh/sh.md (movdf load split): Pass register number to
2415 FP_OR_XD_REGISTER_P.
2417 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2419 * cppinit.c (BC): New macro.
2420 (builtin_array): Add __GXX_WEAK__.
2421 * cpplib.h (builtin_type): Add BT_WEAK.
2422 * cppmacro.c (builtin_macro): Handle BT_WEAK.
2423 * defaults.h (SUPPORTS_ONE_ONLY): Define.
2424 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
2426 2001-02-03 Jakub Jelinek <jakub@redhat.com>
2428 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
2430 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2432 * cpphash.h: Rename _ALIGN POOL_ALIGN.
2433 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2435 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2437 * cpphash.h: Rename ALIGN _ALIGN.
2438 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2440 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
2442 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
2443 compilation environment.
2444 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
2445 control over location of cygwin includes and libs.
2447 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2449 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
2451 2001-02-02 lars brinkhoff <lars@nocrew.org>
2453 * md.texi (Standard Names): remove reference to spur.md.
2455 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2457 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
2458 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
2459 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
2460 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
2461 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
2463 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2465 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
2466 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
2467 number before reload.
2468 (c4x_adjust_cost): Return zero before reload.
2469 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
2470 split before reload.
2472 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2474 * c4x.c (c4x_hard_regno_rename_ok): New.
2475 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
2476 * c4x.h (HARD_REGNO_RENAME_OK): Define.
2478 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2480 * diagnostic.h: Add missing "extern" in all declarations.
2482 2001-02-02 Alex Samuel <samuel@codesourcery.com>
2484 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
2485 as for gcc_gxx_include_dir.
2487 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
2489 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
2491 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2493 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
2494 label before alignment to be used as the braf base address.
2495 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
2497 (casesi_jump_2): Require at least TARGET_SH2.
2499 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
2500 truncation to 32-bit doubles on -m3e and -m4-single-only.
2502 2001-02-02 Mark Mitchell <mark@codesourcery.com>
2504 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
2505 the default when building a shared object.
2506 (init_spec): Use it.
2507 * testsuite/lib/g++.exp: Include the directory where libgcc
2508 is located to the LD_LIBRARY_PATH list.
2509 * invoke.texi (-shared-libgcc): Document the cases in which
2510 GCC defaults to using the shared libgcc.
2512 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2514 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
2515 unsigned is wide enough.
2517 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
2518 (si_to_float): Likewise.
2519 (float_to_si, float_to_usi): Use BITS_PER_SI.
2521 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2523 * dwarf2out.c: Added explanation of abbreviations.
2524 (def_cfa_1): Added comments listing DWARF2 instructions.
2525 (cfa_temp_reg): Removed in favor of cfa_temp.
2526 (cfa_temp_value): Removed in favor of cfa_temp.
2527 (cfa_temp): New global variable.
2528 (dwarf2out_frame_debug_expr): Added extensive introductory
2529 comments explaining the function's transformations. Revised to
2530 use cfa_temp. Added some rtx checking. Generalize IOR case.
2531 (dwarf2out_frame_debug): Revised to use cfa_temp.
2532 (output_aranges): Cast as "unsigned" to avoid warning.
2533 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
2534 explain which instructions must be marked.
2536 2001-02-01 Richard Henderson <rth@redhat.com>
2538 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
2541 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
2543 * config/sh/crt1.asm (main_k): Modified so that start calls
2544 ___setup_argv_and_call_main.
2546 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
2548 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
2549 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
2550 and AVOID_LPASTE is cleared on meeting an unescaped newline.
2551 * cppmacro.c (builtin_macro): Set builtin flags here.
2552 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
2553 (replace_args): Clarify intent.
2554 (cpp_get_token): Macro expansion tokens get the saved flags.
2556 * cppmain.c (scan_buffer): Remove now-redundant print.printed
2559 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2561 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
2564 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2566 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
2567 returns Pmode pseudo, but we need ptr_mode.
2568 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
2569 Remove bogus conversions; use HOST_WIDE_INT for size.
2570 Don't use TARGET if wrong mode.
2572 * config/i386/i386.c (ix86_compute_frame_size): Allow
2573 stack_alignment_needed to be non-default even if size is zero.
2575 2001-01-31 Alan Modra <alan@linuxcare.com.au>
2577 * (hppa_init_pic_save): Emit the pic offset table
2578 reg save after last_parm_insn.
2579 * pa.c (hppa_init_pic_save): New function.
2580 * pa.h (hppa_init_pic_save): Declare.
2581 * pa.md (call, call_value, sibcall, sibcall_value): Use
2582 the above instead of duplicated code.
2584 * pa.c (hppa_encode_label): Correct size of alloca buffer
2585 so we don't overrun it. Correct leading `*' case.
2586 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
2587 need to handle `*@'.
2588 (FUNCTION_NAME_P): Likewise.
2590 2001-01-31 Richard Henderson <rth@redhat.com>
2592 * config.gcc (alpha-osf5): Use float-i128.h.
2594 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
2595 * config/float-i32.h: Likewise.
2596 * config/float-i64.h: Likewise.
2597 * config/float-sh.h: Likewise.
2598 * config/float-sparc.h: Likewise.
2600 2001-01-31 DJ Delorie <dj@redhat.com>
2602 * expmed.c (extract_bit_field): allow non-integral modes if we
2603 want to extract a whole register from itself.
2605 2001-01-31 Jakub Jelinek <jakub@redhat.com>
2607 * c-typeck.c (set_init_index): If first is equal to last, assume as
2608 if it was not a range at all.
2610 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2612 * config/fp-bit.c: Include tm.h.
2613 (float_to_si): Don't assume SImode is 32-bits wide.
2614 (float_to_usi): Likewise.
2616 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
2618 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
2620 (typename): Call pending_xref_error after parsing typed_typespecs.
2621 * c-decl.c (lookup_tag): Give error immediately rather than
2622 leaving it pending if the tag of the wrong type is in the same
2624 (xref_tag): Don't pedwarn for forward declarations of enum types
2626 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
2629 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2631 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
2633 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
2635 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
2636 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
2638 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
2640 * cpphash.h (struct cpp_reader): New saved_flags.
2641 * cppmacro.c (cpp_get_token): Use saved_flags to remember
2642 to avoid a paste after a pasted token.
2644 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2646 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
2647 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
2648 Wtype_MIN instead of LONG_MIN.
2650 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
2652 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
2654 * fixinc/fixincl.x: Regenerated.
2655 * fixinc/inclhack.def (irix_limits_const): New definition to
2656 convert "const" to "__const" in limits.h.
2658 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
2660 * fixinc/genfixes (AG): Fix "autogen4" thinko.
2662 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2664 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
2665 when register dies in the insn.
2667 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
2669 * diagnostic.c (fatal): Fix word wrap.
2671 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
2673 * combine.c (try_combine): Fix SUBREG setting for
2674 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
2676 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2678 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
2681 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
2683 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
2685 * toplev.c (decode_W_option): Update warn_larger_than
2686 unconditionally for each processed switch.
2688 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
2690 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
2692 (hppa_expand_prologue): Delete code to save pic offset table register
2693 in the function prologue.
2694 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
2695 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
2696 table register at the beginning of the function after the prologue.
2698 2001-01-29 lars brinkhoff <lars@nocrew.org>
2700 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
2702 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2703 Jeff Law <law@redhat.com>
2705 * pa.md (return): Revise comment for trivial return.
2706 (return_internal): Non-trivial return pattern for non-PIC code.
2707 (return_internal_pic): Non-trivial return pattern for PIC code.
2708 It uses the PIC register to ensure it is restored after
2710 (epilogue): Generate appropriate return for PIC and non-PIC code.
2712 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
2714 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
2716 2001-01-29 DJ Delorie <dj@redhat.com>
2718 * combine.c (if_then_else_cond): Pass the correct mode to
2719 operand_subword() for constants.
2721 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
2723 * config/i386/cygwin.h: Add w32api to include search. Search different
2724 directories in a cross-build environment.
2726 2001-11-29 Tim Josling <tej@melbpc.org.au>
2728 * tree.h (TYPE_STUB_DECL): Add documentation.
2730 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
2732 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
2733 (sdbout_field_types): Likwise. Fix use of host_integerp.
2735 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
2737 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
2740 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
2742 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
2743 to use flag_gnu_linker.
2745 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
2747 * cpplib.c (T_BAD_DIRECTIVE): Remove.
2748 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
2750 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
2752 * tree.c, tree.h (build_parse_node): Remove; was identical to
2754 * c-lang.c (start_cdtor), objc/objc-act.c
2755 (build_module_descriptor): Use build_nt instead of
2758 2001-01-29 Jakub Jelinek <jakub@redhat.com>
2760 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
2761 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
2762 not have any upper bits set.
2764 2001-01-29 Phil Edwards <pme@sources.redhat.com>
2766 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
2768 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2770 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
2772 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
2774 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
2775 (integer_minus_one_node): Define.
2777 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
2779 * Makefile.in (bootstrap2-lean): Fix typo.
2781 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
2783 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
2784 : Don't set fe_value.
2785 * cpplib.h (AVOID_LPASTE): New flag.
2786 (struct cpp_hashnode): Remove fe_value.
2787 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
2788 * cppmacro.c (builtin_macro): Don't set flags here.
2789 (replace_args): Set AVOID_LPASTE flag on first token of an
2790 argument, and the token following it.
2791 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
2792 macro expansion, and on the token following it. Do it for
2794 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
2796 2001-01-27 Richard Henderson <rth@redhat.com>
2798 * config/alpha/t-ieee: Remove multilibbing.
2799 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2801 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2803 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
2805 * Makefile.in: Remove all dependencies on defaults.h.
2806 * builtins.c: Don't include defaults.h.
2807 * c-common.c: Likewise.
2808 * c-decl.c: Likewise.
2809 * c-pragma.c: Likewise.
2810 * c-typeck.c: Likewise.
2811 * combine.c: Likewise.
2813 * frame-ia64.c: Likewise.
2814 * cppexp.c: Likewise.
2815 * crtstuff.c: Likewise.
2816 * dbxout.c: Likewise.
2817 * dwarf2out.c: Likewise.
2818 * dwarfout.c: Likewise.
2819 * emit-rtl.c: Likewise.
2820 * except.c: Likewise.
2822 * final.c: Likewise.
2823 * frame-dwarf2.c: Likewise.
2824 * libgcc2.c: Likewise.
2825 * optabs.c: Likewise.
2826 * profile.c: Likewise.
2827 * sdbout.c: Likewise.
2828 * toplev.c: Likewise.
2829 * tradcif.y: Likewise.
2831 * varasm.c: Likewise.
2833 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2835 * builtins.c (expand_builtin_fputs): Use size_one_node when
2836 transforming into fwrite.
2838 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
2840 * extend.texi (Attribute Syntax): New section.
2842 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
2844 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
2845 they didn't need fixing.
2847 2001-01-27 Janis Johnson <janis@us.ibm.com>
2849 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
2851 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
2852 to remove macro definitions that are duplicated from elfos.h.
2854 2001-01-27 Richard Henderson <rth@redhat.com>
2856 * config/i386/sco5gas.h: Move ...
2857 * config/usegas.h: ... here.
2858 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
2860 2001-01-27 Jakub Jelinek <jakub@redhat.com>
2862 * c-typeck.c (struct constructor_stack): Add range_stack member.
2863 (really_start_incremental_init): Clear it.
2864 (push_init_level): Save constructor_range_stack and clear it if
2865 pushing explicit braces.
2866 (pop_init_level): abort if constructor_range_stack is non-zero at
2867 explicit closing brace. Restore saved constructor_range_stack if
2870 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
2872 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
2873 into register was forced into memory.
2875 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
2877 * Makefile.in: Remove uses of + before $(MAKE).
2879 2001-01-26 Richard Henderson <rth@redhat.com>
2881 * stmt.c (cost_table): Remove.
2882 (COST_TABLE, cost_table_initialized): New.
2883 (estimate_case_costs): Use the later instead of the former.
2884 (balance_case_nodes): Likewise.
2886 2001-01-26 Richard Henderson <rth@redhat.com>
2888 * alias.c (objects_must_conflict_p): Read-only slots may not
2889 conflict despite having the same type.
2891 2001-01-27 Michael Hayes <mhayes@redhat.com>
2893 * loop.c (loop_giv_reduce_benefit): Copy mode size into
2895 (check_ext_dependant_givs): Initialise u_start_val and
2897 (load_mems): Make last_max_reg unsigned.
2898 (try_swap_copy_prop): Use INSN_P and initialise set.
2900 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
2902 * README.AVR : Removed.
2904 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
2906 * pa-64.h (text_section): Remove declaration.
2908 * pa.md (return_internal): Remove mode on PIC register use.
2910 2001-01-25 lars brinkhoff <lars@nocrew.org>
2912 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
2913 ASM_CLOSE_PAREN): fix typos.
2915 2001-01-25 Mark Mitchell <mark@codesourcery.com>
2917 * acconfig.h: Define `const' to the empty string if neither
2918 __STDC__ nor __cplusplus is defined.
2919 * config.in: Regenerated.
2921 2001-01-25 David Edelsohn <edelsohn@gnu.org>
2923 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
2924 * collect2.c (main): Delete importf. Add ".obj" file extension.
2925 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
2926 (aix_std_libs): Add additional AIX libraries to skip.
2927 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
2928 * config/rs6000/aix51.h: New file.
2930 2001-01-25 Michael Hayes <mhayes@redhat.com>
2932 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
2933 (loop_insn_emit_before): No longer static.
2934 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
2935 (loop_givs_rescan, load_mems): Likewise.
2936 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
2937 (maybe_eliminate_biv_1):
2938 (move_movables): Replace emit_call_insn_before with
2939 loop_call_insn_hoist.
2940 * loop.h (loop_insn_emit_before): Add.
2941 * unroll.c (copy_loop_body): Replace emit_insn_before with
2942 loop_insn_emit_before.
2944 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
2946 * diagnostic.c (fatal): Request preprocessed source.
2948 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
2950 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
2951 olddecl has argument types and newdecl has none, use the argument
2954 2001-01-24 Ulrich Drepper <drepper@redhat.com>
2956 * dwarf2out.c (prefix_of): New function. Determine longest common
2957 prefix of the two arguments. The units are whole path components.
2958 (output_file_names): When adding a new directory find the one entry
2959 with the longest common prefix already in the list. Artificially
2960 generate entry if there is none for this prefix.
2961 Fix test to check whether the zeroth directory entry is used.
2963 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
2965 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
2966 Changed all callers. Take it into account when deciding if a
2967 previously loaded value matches.
2969 2001-01-24 Richard Henderson <rth@redhat.com>
2971 * reload.c (find_reloads_subreg_address): Fail the substitution
2972 if the resulting address is insufficiently aligned.
2974 2001-01-24 DJ Delorie <dj@redhat.com>
2976 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
2977 check the original operand's mode also.
2978 * simplify-rtx.c (simplify_ternary_operation): Ditto.
2980 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
2982 * c-parse.in (cast_expr): Move compound literals from here ...
2983 (primary): ... to here. Use standard terminology "compound
2984 literal" instead of "constructor expression".
2986 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
2988 * gcc.1, cpp.1: Regenerate.
2990 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
2992 * calls.c (emit_library_call_value_1): Memory slot for
2993 pass-by-reference argument should have the mode of the argument,
2994 not of the pointer to it.
2996 2001-01-24 Tom Tromey <tromey@redhat.com>
2998 * gcc.texi (G++ and GCC): Mention gcj manual.
2999 (Standards): Link to section of manual mentioning gcj/Java
3002 2001-01-24 Jakub Jelinek <jakub@redhat.com>
3004 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
3005 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
3006 * tradcpp.c (main): Add -imacros or -include'd dependencies
3008 * cpp.texi (-M, -MM): Document -M -include behaviour.
3010 2001-01-24 Roger Collins <roger@ProProject.com>
3012 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
3014 2001-01-24 Will Cohen <wcohen@redhat.com>
3016 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
3017 whether registers are 32 bits or 64 bits in size.
3019 2001-01-24 Ben Elliston <bje@redhat.com>
3021 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
3023 2001-01-24 Richard Henderson <rth@redhat.com>
3025 * config/alpha/alpha.md (builtin_longjmp_internal): New.
3026 (builtin_longjmp): Use it instead of emit_indirect_jump.
3028 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
3030 * bb-reorder.c (make_reorder_chain_1): Handle case where
3031 jump edge goes to the same block as the fallthru edge.
3033 2001-01-23 Jim Wilson <wilson@redhat.com>
3035 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
3036 * frame.h (__ia64_personality_v1): Add prototype.
3037 * libgcc2.c (ia64_throw_helper): Change personality declaration to
3038 prototype form. Add void * cast to first argument to personality
3040 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
3041 (asctoe113): Likewise.
3042 * config/ia64/frame-ia64.c: Include eh-common.h.
3043 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
3045 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
3047 (itanium_split_issue): Add prototype.
3048 (gen_nop_type): Ifdef out.
3049 (find_best_packet): Initialize best_packet.
3050 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
3052 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
3053 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
3054 (flushrs): Add explicit stop bit at end.
3055 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
3058 2001-01-23 Chris Demetriou <cgd@broadcom.com>
3060 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
3062 * libgcc2.c (__terminate_func): Make variable static.
3063 (__terminate_set_func): New function to set __terminate_func.
3064 * libgcc2.h (__terminate_func_ptr): New typedef.
3065 (__terminate_set_func): New function.
3067 2001-01-23 Richard Henderson <rth@redhat.com>
3069 * flow.c (init_propagate_block_info): Don't consider unchanging
3070 memories for dead frame store elimination.
3072 2001-01-23 Richard Henderson <rth@redhat.com>
3074 * varasm.c (UNIQUE_SECTION): Move default implementation ...
3075 * defaults.h: ... here.
3077 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3079 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
3081 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
3083 * c-lex.c (lex_charconst): Fix typo: s/p/str.
3085 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3087 * rs6000.h (rs6000_return_addr): Move prototype from here...
3088 * rs6000-protos.h (rs6000_return_addr): ...to here.
3089 (rs6000_init_expanders): Delete prototype.
3091 2001-01-23 Nick Clifton <nickc@redhat.com>
3093 * invoke.texi: Replace , with \, inside @gccoptlist macros.
3094 (Spec Files): Document %B and %j and %. and %v3 and %M and
3095 %{S*&T} spec switches.
3097 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3099 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
3101 2001-01-23 Chris Demetriou <cgd@sibyte.com>
3102 Neil Booth <neil@daikokuya.demon.co.uk>
3104 * cpperror.c: Merge handlers of PEDWARN and WARNING.
3105 Have -Werror make pedantic warnings errors, like the
3108 2001-01-23 Phil Edwards <pme@sources.redhat.com>
3110 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
3112 2001-01-23 Jakub Jelinek <jakub@redhat.com>
3114 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
3115 * integrate.c (expand_inline_function): Initialize them.
3116 (subst_constants): If changing COMPARE so that both its arguments
3117 will be VOIDmode and the comparison mode will be lost, note
3118 compare_mode. Use the recorded compare_mode to optimize
3121 2001-01-23 Jason Merrill <jason@redhat.com>
3123 * dwarf2out.c (new_die): Use xcalloc.
3124 (output_die): Abort rather than emit a local reference to offset 0.
3126 2001-01-17 Andrew Haley <aph@redhat.com>
3128 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
3129 of a saved register; return NULL instead.
3130 (copy_reg): Take a pointer to a source register rather than a
3132 (next_stack_level): Remember the address in the stack frame of all
3134 Use the saved register pointer array as the source of the CFA.
3135 (throw_helper): Rewrite. Unwind once rather than twice and keep
3136 track of saved registers as we go.
3138 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3140 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
3141 * c4x.c (c4x_legitimize_reload_address): Remove.
3142 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
3143 reload address for ldp(k) insn.
3145 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
3147 * pa.md (return_internal): Add a USE of the PIC register to ensure
3148 it is restored after each call.
3149 (return expander): Corresponding changes.
3151 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3153 * rs6000.h (INIT_EXPANDERS): Delete.
3154 (RETURN_ADDR_RTX): Call rs6000_return_addr().
3155 * rs6000.c (rs6000_override_options): Call *_machine_status from
3157 (rs6000_init_expanders): ...instead of here. Delete.
3158 (rs6000_mark_machine_status): New function.
3159 (rs6000_init_machine_status): Use xcalloc.
3160 (rs6000_return_addr): Generate RTX for the return address.
3161 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
3162 (rs6000_stack_info): Use it.
3164 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
3166 * gthr-win32.h: Include errno.h to get a declaration for
3167 EINVAL and _mingw.h if the target is mingw32.
3169 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
3171 * cpp.texi: Correct typos.
3173 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3175 * explow.c (probe_stack_range): Ensure value passed to
3176 stack_check_libfunc is ptr_mode, not Pmode.
3178 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
3180 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
3181 case, don't use operand_subword to calculate a SUBREG that is
3184 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
3186 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3188 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
3189 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
3190 valid. If not replace it by equivalent insns.
3192 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3194 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
3195 contains SYMBOL_REF, LABEL_REF and CONST_INT.
3196 (c4x_U_constraint, symbolic_address_operand): Likewise.
3197 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
3199 (c4x_r11_set_p, c4x_check_laj_p): New functions.
3200 * c4x-protos.h (c4x_check_laj_p): Add prototype.
3201 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
3202 anulling slot because of silicon bug.
3203 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
3205 2001-01-22 Alan Modra <alan@linuxcare.com.au>
3207 * cppexp.c (parse_charconst): Change `mask' type to agree
3210 2001-01-21 Richard Henderson <rth@redhat.com>
3212 * config/i386/i386.c (ix86_asm_file_end): Disable putting
3213 pic_label_name in a linkonce section.
3215 2001-01-17 Philipp Thomas <pthomas@suse.de>
3217 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
3219 * configure: Regenerate.
3221 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
3223 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
3224 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
3226 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
3228 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
3229 If REVERSE nonzero then condition code in X must be reversed.
3230 (encode_section_info): Optimise if/else.
3231 (avr_function_value): Fix formatting.
3233 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
3234 (difficult_branch): Likewise.
3235 (rvbranch): Likewise.
3236 (difficult_rvbranch): Likewise.
3238 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
3240 * config/avr/libgcc.S: Fix comment.
3242 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3244 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
3246 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3248 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
3250 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3252 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
3253 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
3254 * configure, config.in: Regenerate.
3255 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
3256 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
3257 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
3258 (doprint.o): New rule.
3260 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
3262 * c-typeck.c (digest_init): Handle boolean types as scalars.
3264 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3266 * stmt.c (expand_return): Don't return anything if size is zero.
3267 Delete redundant assignment to BYTES.
3268 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
3270 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
3272 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
3273 the same as the default library function names.
3274 * config/avr/avr.md: Document special characters after '%'.
3275 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
3276 knowing which of the call-used registers are really clobbered.
3277 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
3278 New. Both quotient and remainder from one libgcc.S call.
3279 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
3280 clobber as few registers as possible.
3281 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
3283 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
3285 * cppmacro.c (funlike_invocation_p): Don't move back up to the
3286 context of the top of the stack.
3288 2001-01-20 Jakub Jelinek <jakub@redhat.com>
3290 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
3291 (fixup_var_refs_insns): ...here.
3293 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
3295 * function.c (fixup_var_refs_insns): Break up into
3296 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
3297 [loop over entire insn list], and fixup_var_refs_insns_with_hash
3298 [loop over hash table entries].
3299 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
3300 fixup_var_refs_insns_with_hash, to match above changes.
3302 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
3304 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
3305 (libgcc.a): Likewise.
3306 (stmp-multilib): Likewise.
3307 (STAGE2_FLAGS_TO_PASS): Likewise.
3309 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3311 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
3312 temporary if no_new_pseudos.
3314 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
3316 * cppinternals.texi: Update.
3318 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
3320 * arm.c (arm_init_builtins): Re-enable builtins.
3322 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3324 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
3325 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
3326 element to be null, and always expect an EXPR_LIST.
3327 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
3328 * sched-deps.c (sched_analyze_1): Likewise.
3329 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3331 * regclass.c (max_set_parallel): New variable.
3332 (reg_scan): Take it into account in computation of max_parallel.
3333 (reg_scan_mark_refs, case SET): Compute it.
3335 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
3337 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
3338 * function.c (assign_parms): Use INTVAL for a CONST_INT.
3340 2001-01-19 Jason Merrill <jason@redhat.com>
3342 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
3343 for the abstract instance of an inline function.
3345 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
3346 J"orn Rennecke <amylaar@redhat.com>
3348 * reload1.c (move2add_note_store): Treat all registers directly or
3349 indirectly derived from a base register as members of the same set
3351 (reload_cse_move2add): Adjust accordingly. Take mode and offset
3352 of base register into account.
3354 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
3356 * alias.c (find_base_value): Recognize TRUNCATE.
3357 (record_set): In PLUS case, invalidate if other summand is also a
3360 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3362 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
3363 entry to be EXPR_LIST.
3364 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
3365 be an EXPR_LIST (but not null, which other code doesn't allow).
3366 (note_stores): Properly handle PARALLEL in SET.
3367 Recursively call for top-level PARALLEL.
3368 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
3369 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3371 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
3373 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
3375 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
3376 not pfile->skipping (== 0).
3378 2001-01-17 Nick Clifton <nickc@redhat.com>
3380 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
3383 2001-01-17 Jim Wilson <wilson@redhat.com>
3385 * invoke.texi (IA-64 options): Improve.
3387 2001-01-17 Tom Tromey <tromey@redhat.com>
3389 * invoke.texi (Optimize Options): Use `{}' to around @samp
3392 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
3394 * invoke.texi (-fno-guess-branch-probability): New option.
3396 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3398 * combine.c (try_combine): Don't set i3_subst_into_i2 for
3399 case of making new double-word constant.
3400 Revert last change: instead just test i3_subst_into_i2.
3402 2001-01-17 Jakub Jelinek <jakub@redhat.com>
3404 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
3405 Use q constraints instead of r.
3407 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
3409 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
3410 (machine_function): Define.
3411 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
3412 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
3413 pa_free_machine_status): New functions.
3414 (override_options): Set {init,mark,free}_machine_status to above.
3415 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3416 PIC_OFFSET_TABLE_REGNUM_SAVED.
3417 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3418 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
3419 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
3420 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
3421 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3423 2001-01-15 DJ Delorie <dj@redhat.com>
3425 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
3429 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3431 * flow.c (propagate_on_insn): Make trying to delete a prologue
3432 or epilogue insn an ICE, not a warning. Allow doing this if
3433 the current function returns with stack pointer depressed.
3435 * combine.c (try_combine): If i3_subst_into_i2, properly check for
3436 I3 having more than one SET.
3438 2001-01-16 Jim Wilson <wilson@redhat.com>
3440 * invoke.texi: Document IA-64 options.
3442 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
3443 (fixup_errata): Delete TARGET_A_STEP use.
3444 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
3445 (TARGET_SWITCHES): Delete -ma-step option.
3446 * config/ia64/ia64.md (all FP patterns): Delete %B0.
3447 (movqicc_astep, movqi_internal_astep, movhicc_astep,
3448 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
3449 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
3450 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
3451 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
3453 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3454 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
3455 cmovsi_internal): Delete ! TARGET_A_STEP check.
3457 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3459 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
3460 possibility to report bugs via postal mail. Change a URL and
3461 merge in a nearly duplicate statement...
3462 (Bug Reporting): ...from here.
3463 (Service): Refer to the Bug Reporting section instead of
3465 (Contributing): Remove trivial explanations concerning snapshots.
3467 2001-01-16 Alan Modra <alan@linuxcare.com.au>
3469 * cppmain.c (general_init): Don't use ANSI prototype.
3471 2001-01-16 Tom Tromey <tromey@redhat.com>
3473 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
3475 2001-01-16 Richard Henderson <rth@redhat.com>
3477 * config/i386/i386.h: Fix comment typo.
3478 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
3479 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
3481 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3483 * gcc.c: Revert previous -fsyntax-only-related change; move
3486 2001-01-16 Jakub Jelinek <jakub@redhat.com>
3488 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
3489 inmode after checking GET_CODE (op).
3491 2001-01-16 Richard Henderson <rth@redhat.com>
3493 * flow.c (struct propagate_block_info): Add mem_set_list_len.
3494 (MAX_MEM_SET_LIST_LEN): New.
3495 (propagate_one_insn): Update mem_set_list_len.
3496 (invalidate_mems_from_autoinc): Likewise.
3497 (invalidate_mems_from_set): Likewise.
3498 (mark_used_regs): Likewise.
3499 (init_propagate_block_info): Likewise. Stop collecting memories
3500 when we reach MAX_MEM_SET_LIST_LEN.
3501 (mark_set_1): Likewise.
3503 2001-01-16 Richard Henderson <rth@redhat.com>
3505 * unroll.c (precondition_loop_p): Fail if no iteration
3508 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3510 * gcc.c: When -fsyntax-only is given, do not complain about
3513 2001-01-15 Richard Henderson <rth@redhat.com>
3515 * config/i386/i386.c (asm_output_function_prefix): Remove.
3516 (ix86_asm_file_end): New.
3517 (load_pic_register): Generate pic_label_name into a
3518 staticly allocated buffer.
3519 * config/i386/i386-protos.h: Update.
3520 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
3521 (ASM_FILE_END): New.
3522 * config/i386/i386afe.h: New file.
3523 * config.gcc (i?86-*-elf) [tm_file]: Use it.
3524 (i?86-*-{freebsd,linux*,moss*}): Likewise.
3525 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
3526 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
3527 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
3528 * config/i386/sco5.h (ASM_FILE_END): Likewise.
3529 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
3531 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
3533 * Makefile.in (install-man): Remove explicit dependency on
3536 * configure.in, configure: Revert previous patch requiring perl
3539 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
3541 * toplev.c (flag_guess_branch_prob): New.
3542 (f_options): Add guess-branch-probability option.
3543 (rest_of_decl_compilation): Only estimate branch probability if
3545 (main): set flag_guess_branch_prob.
3547 * flags.h (flag_guess_branch_prob): New.
3549 2001-01-15 DJ Delorie <dj@redhat.com>
3551 * gcc.texi (Makefile): Add documentation for Makefile targets.
3553 2001-01-15 Philip Blundell <philb@gnu.org>
3555 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
3557 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
3558 (is_pic): Delete declaration.
3559 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
3560 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
3561 * config/arm/arm.md (builtin_setjmp_receiver): New.
3563 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3565 * arm.c (use_return_insn): Don't try to determine the function type
3566 until after reload has completed.
3567 (arm_output_epilogue): Don't adjust the sp value recovered from the
3569 (emit_multi_reg_push): Don't record dwarf information for the pc.
3570 * arm.md (eh_epilogue): The function type may have changed, so it
3571 needs to be recalculated.
3572 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
3573 unwind tables on arm/netbsd.
3575 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3577 * arm.md (cbranchsi4): Correct calculation of branch ranges.
3578 (negated_cbranchsi4): Likewise.
3580 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3582 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
3583 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
3584 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
3585 pass -mapcs-* options to assembler.
3586 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
3587 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
3588 (ASM_SPEC): Call subtarget_extra_asm_spec.
3590 2001-01-15 Andreas Jaeger <aj@suse.de>
3592 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
3594 (ix86_expand_builtin): Likewise.
3596 * gencodes.c (output_predicate_decls): Make i size_t to avoid
3597 warning about comparison between signed and unsigned.
3599 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
3601 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
3603 2001-01-14 Ralf Baechle <ralf@gnu.org>
3605 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
3606 SUBTARGET_CPP_SPEC apropriatly.
3608 2001-01-12 Mark Mitchell <mark@codesourcery.com>
3610 * varasm.c (make_decl_rtl): Fix typo in last change.
3612 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
3614 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
3615 linker supports the init_priority C++ attribute.
3616 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
3617 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
3618 linker does not support init_priority C++ attribute.
3620 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
3622 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
3624 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
3626 * c-parse.in (finish_parse): Add comment about cpp_destroy.
3627 * cp/lex.c (finish_parse): Similarly.
3628 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
3629 Return the number of errors encountered.
3630 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
3631 * cppmain.c (main): Don't call cpp_destroy.
3633 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
3635 * configure.in: Require at least perl 5.6.0 to regenerate
3637 * configure: Regenerate.
3639 2001-01-14 Richard Henderson <rth@redhat.com>
3641 * genrecog.c (DT_veclen_ge): New.
3642 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
3643 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
3644 (nodes_identical_1): Handle DT_veclen_ge.
3645 (write_cond, debug_decision_2): Likewise.
3647 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
3649 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
3651 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
3653 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
3655 * cppmain.c (do_preprocessing): New function; most of the old
3657 (main): Call it to do most of the work.
3658 (cb): Move from global scope to set_callbacks ().
3659 (setup_callbacks): Get the callback pointer.
3660 (general_init, printer_init): Clean up code and comments.
3662 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
3664 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
3667 2001-01-14 Kazu Hirata <kazu@hxi.com>
3669 * config/h8300/h8300.c (get_shift_alg): Update comments.
3671 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3673 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
3674 (alloc_page, ggc_alloc): Add casts to remove warnings.
3676 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
3678 * combine.c (simplify_comparison): Don't change `code' when
3679 can't reverse comparison.
3681 2001-01-14 Richard Henderson <rth@redhat.com>
3683 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
3684 update all call sites. Return true for all non-label constants.
3686 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
3688 * i386.c (ix86_expand_compare): Add bypass_test and second_test
3690 (ix86_expand_branch): Update.
3691 (ix86_expand_setcc): Update to handle multiple test conditions.
3692 (expand_int_movcc): Likewise.
3693 (expand_fp_movcc): Likewise.
3694 * i386-protos.h (ix86_expand_compare): New.
3695 * i386.md (andqi_?_slp, orqi_?_slp): New.
3696 (conditional trap expander): Update call to ix86_expand_compare.
3698 2001-01-14 Richard Henderson <rth@redhat.com>
3700 * config/vax/vax.md: Use nonimmediate_operand instead of
3701 general_operand in destinations.
3703 * config/vax/vax.md (indirect_jump): Use register_operand.
3705 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
3706 * config/vax/vax.md (call_pop): Turn into an expander.
3707 (call_value_pop): Likewise.
3708 (call, call_value): New.
3710 2001-01-14 Andreas Jaeger <aj@suse.de>
3712 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
3714 (ix86_fp_compare_mode): Add unused attribute.
3715 (ix86_expand_fp_movcc): Remove unused variable.
3716 (ix86_expand_builtin): Make fcode unsigned.
3718 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
3719 (expand_expr): Add cast to avoid signed warning.
3720 (store_field): Likewise.
3721 (store_constructor_field): Likewise.
3722 (store_constructor): Likewise.
3723 (store_expr): Likewise.
3724 (clear_storage): Likewise.
3725 (emit_group_store): Likewise.
3726 (emit_group_load): Likewise.
3728 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3730 * c-common.c: Move format checking code to ...
3731 * c-format.c: ... here. New file. Reorder some functions and
3733 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
3735 * c-common.h (decl_handle_format_attribute,
3736 decl_handle_format_arg_attribute): Declare.
3737 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
3738 (c-common.o): Adjust dependencies.
3739 (c-format.o): New list of dependencies.
3741 2001-01-13 Jakub Jelinek <jakub@redhat.com>
3743 * unroll.c (loop_iterations): If we cannot prove iteration variable
3744 is set once in each iteration, punt.
3746 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
3748 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
3749 (*strlenhi): Remove clobber (which was buggy) of output address.
3751 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3753 * Makefile.in (generated-manpages): Add gcc.1
3754 ($(srcdir)/gcc.1): New target.
3755 (maintainer-clean): Delete $(srcdir)/gcc.1.
3756 * gcc.texi: Add macros @gccoptlist and @gol.
3757 * invoke.texi: Include option summary in manpage. Mark up option
3758 summary with @gccoptlist and @gol. Use @r in one place where
3760 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
3761 * gcc.1: Generate from invoke.texi.
3763 2001-01-13 Richard Henderson <rth@redhat.com>
3765 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
3766 (struct page_entry): Add group member.
3767 (struct page_group): New.
3768 (struct globals): Add page_groups member.
3769 (alloc_anon): Only define for using mmap; remove valloc call.
3770 (page_group_index): New.
3771 (set_page_group_in_use): New.
3772 (clear_page_group_in_use): New.
3773 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
3774 (free_page, release_pages): Likewise.
3775 * configure.in (with-gc): Default to ggc-page always.
3777 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3779 * reload1.c (replace_pseudos_in_call_usage): Use
3780 reg_equiv_constant and reg_equiv_address, and don't try
3781 regno_reg_rtx first.
3783 2001-01-13 Richard Henderson <rth@redhat.com>
3785 * ggc-page.c (alloc_page): Round up allocation size to one page.
3786 Set e->order on extra pages.
3788 2001-01-13 Richard Henderson <rth@redhat.com>
3790 * genrecog.c (nodes_identical): Expand commentary.
3791 (write_switch): Watch out for identical nodes.
3793 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3795 * cppfiles.c (_cpp_fake_include): New function.
3796 * cpphash.h (_cpp_fake_include): New.
3797 * cpplib.c (do_line): Call _cpp_fake_include when entering
3798 header files in preprocessed input.
3799 * cppmain.c (cb_pragma_implementation): Remove handling.
3800 (setup_callbacks): Don't register pragmas.
3802 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3804 * extend.texi: Udate for CPP.
3806 2001-01-13 Andreas Jaeger <aj@suse.de>
3808 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
3810 * regmove.c: Add prototype for replace_in_call_usage.
3812 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3814 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
3815 struct cpp_chunk, struct htab, struct toklist,
3816 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
3817 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
3818 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
3819 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
3820 (struct macro_args): Delete.
3821 * cpphash.h: See above.
3823 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3825 * cppmain.c (struct printer): Remove no_line_dirs.
3827 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
3828 : Use options rather than CPP_OPTION.
3829 (setup_callbacks): Use cb rather than pfile->cb.
3830 (main): No need to check for a buffer. Use cpp_errors.
3831 (printer_init): Don't set no_line_dirs.
3832 (maybe_print_line): Use options not no_line_dirs.
3833 (cb_file_change): Don't call print_line if -P.
3835 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3837 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
3839 * c-parse.in (finish_parse): Use cpp_errors.
3840 (__yylex): Use return value of cpp_pop_buffer.
3841 * cp/lex.c (finish_parse): Use cpp_errors.
3842 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
3844 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
3846 * README.AVR: URLs corrected.
3848 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3850 * c-decl.c (start_function): Don't warn if old prototype is builtin
3851 that's not in C's namespace.
3852 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
3853 (_bb): Add prototype for ctime.
3854 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
3856 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
3858 * i386.c (ix86_fp_comparison_arithmetics_cost,
3859 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
3860 ix86_fp_comparison_cost): New functions.
3861 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
3862 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
3863 two-branch sequences; make static.
3864 (ix86_use_fcomi_compare): Do decision according to the costs.
3865 (split_fp_branch): New.
3866 * i386.md (compare-and-branch patterns): Use split_fp_branch.
3867 * i386-protos.h (ix86_expand_fp_compare): Remove
3868 (ix86_split_fp_branch): Declare.
3870 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
3871 and ix86_comparison_operator.
3873 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
3876 * i386.c (put_condition_code): Output properly the unordered/ordered
3877 compares in fp case.
3878 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
3880 * tm.texi (REVERSE_CONDITION): Document.
3881 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
3882 in -ffast-math mode.
3883 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
3885 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3887 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
3889 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
3892 * config/sh/sh.c (mova_p): Fix test for mova_const.
3894 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3896 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
3897 cpp_get_options rather than dereferencing pfile and using
3899 * scan-decls.c (scan_decls): Use return value of
3900 cpp_pop_buffer rather than CPP_BUFFER.
3902 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3904 * cppinit.c (cpp_handle_option): help_only is now part of the
3905 cpp_options structure.
3906 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
3907 cpp_set_callbacks): New functions.
3908 * cpplib.h (cpp_callbacks): Break out as a named structure.
3909 (cpp_options): Move help_only here from cpp_reader.
3910 (CPP_FATAL_ERRORS): Update to use cpp_errors.
3911 (cpp_errors, cpp_get_options, cpp_get_callbacks,
3912 cpp_set_callbacks): New prototypes.
3913 * cppmain.c (main): Update for help_only.
3915 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3917 * Makefile.in (info, maintainer-clean, install-info, uninstall):
3918 Also build and remove and install and uninstall c-tree.info and
3920 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
3921 ($(srcdir)/cppinternals.info): New target.
3922 * c-tree.texi: Change file name used when makeinfo used without -o
3923 from ir.info to c-tree.info. Add info directory entry.
3924 * cppinternals.texi: Add info directory entry.
3925 * .cvsignore: Update.
3927 2001-01-12 Jakub Jelinek <jakub@redhat.com>
3929 * c-typeck.c (store_init_value): Don't require constant initializer
3930 elements with -pedantic -std=c99.
3931 (digest_init): Change error about non-constant initializer elements
3933 (constructor_range_end): Remove.
3934 (constructor_incremental, designator_depth,
3935 designator_errorneous): New variables.
3936 (struct constructor_stack): Remove range_end, add incremental.
3937 (struct constructor_range_stack, constructor_range_stack): New.
3938 (struct initializer_stack): Add constructor_range_stack.
3939 (finish_init): Set it.
3940 (start_init): Likewise. require_constant_elements for non-static
3941 trees only if not flag_isoc99.
3942 (really_start_incremental_init): Remove constructor_range_end, add
3943 constructor_incremental.
3944 (pop_init_level): Likewise.
3945 (push_init_level): Likewise. If implicit and the subobject had some
3946 value set already, preinitialize the level with it.
3947 Warn about missing braces only if not pushing due to designators.
3948 (set_designator, push_range_stack): New functions.
3949 (set_init_label): Use them.
3950 (set_init_index): Likewise. Remove constructor_range_end.
3951 Error if designator index is outside of array bounds.
3952 (add_pending_init): Compare values of purpose index trees, not the
3953 trees themselves. Allow overwriting of already initialized element.
3954 Issue a warning if it had side-effects.
3955 (set_nonincremental_init, set_nonincremental_init_from_string): New
3957 (pending_init_member): Rename to...
3958 (find_init_member): ...this function. Call set_nonincremental_init
3959 if necessary. Compare values of purpose index trees, not the trees
3960 themselves. Return the actual value, not just non-zero if something
3962 (output_init_element): Remove checks for duplicates.
3963 If field has zero size, only check the initializer for correctness.
3964 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
3965 if constructor_incremental is zero. Change error about initializers
3966 not computable at load time into pedwarn.
3967 (output_pending_init_elements): Compare bit positions, not
3968 FIELD_DECLs to take into account zero-sized fields.
3969 (process_init_element): Use constructor_range_stack to fill all
3970 ranges in the designator lists from current level up.
3971 * extend.texi: Update documentation for labeled elements.
3973 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
3975 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
3976 to function usage for arguments passed by reference. Optimize
3977 callee-copied arguments.
3978 * regmove.c (replace_in_call_usage): New function.
3979 (fixup_match_1): Call it.
3980 * cse.c (cse_insn): Canonicalize registers in function usage.
3981 * reload1.c (replace_pseudos_in_call_usage): New function.
3984 * Makefile.in: Reverted yesterday's wrong patch. Installed the
3987 2001-01-12 Jakub Jelinek <jakub@redhat.com>
3989 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
3992 2001-01-12 DJ Delorie <dj@redhat.com>
3994 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
3995 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
3998 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4000 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
4001 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
4002 -std options alongside references to -ansi. Update some
4003 documentation for C99.
4004 * cpp.1: Regenerate.
4006 2001-01-12 Andreas Jaeger <aj@suse.de>
4008 * haifa-sched.c (restore_line_notes): Remove argument block B
4010 * sched-ebb.c (schedule_ebb): Change caller.
4011 * sched-rgn.c (schedule_region): Likewise.
4012 * sched-int.h (restore_line_notes): Adjust prototype.
4014 * loop.h: Remove wrong declaration of doloop_condition_get.
4016 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4018 * extend.texi: Move C++-extension-related node from the C section
4019 into the C++ section.
4021 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4023 * extend.texi: Refer to an array of pointers to functions instead
4024 of one of functions.
4026 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
4027 Jan Hubicka <jh@suse.cz>
4029 * combine.c (reversed_comparison): Fix typo in last patch.
4031 (combine_reversed_comparison_code): Make static to follow
4032 prototype declaration.
4034 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4036 * install.texi: Remove misplaced duplicate entry.
4038 2001-01-11 Ulrich Drepper <drepper@redhat.com>
4040 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
4042 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
4044 * final.c: (leaf_function_p): Fix typo.
4046 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
4048 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
4049 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
4051 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
4052 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
4053 mmap_anon, and valloc is available.
4054 * ggc-page.c: Restructure ifdef logic to match new autoconf
4055 spec. Don't throw away the test page in init_ggc.
4057 * configure, config.in: Regenerate.
4059 2001-01-12 Michael Hayes <mhayes@redhat.com>
4061 * loop.h (total_biv_increment): Constify iv_class pointer.
4062 (struct induction): Replace `mem_mode' with `mem' rtx.
4063 * unroll.c (total_biv_increment): Constify iv_class pointer.
4064 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
4065 (find_mem_givs, combine_givs_p): Likewise.
4066 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
4068 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
4070 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
4072 (__gthread_getspecific): Ditto.
4074 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
4076 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
4077 put_condition_code): Convert fp comparison codes to integer
4079 (ix86_expand_fp_compare): Postnote the fp comparison code converison
4082 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
4083 * i386-protos.h (no_comparison_operator): Kill.
4085 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
4087 * combine.c (REVERSIBLE_CC_MODE): Remove.
4088 (reversible_comparison_p): Remove.
4089 (combine_reversed_comparison_code): New.
4090 (reversed_comparison): New.
4091 (combine_simplify_rtx): Use
4092 combine_reversed_comparison_code/reversed_comparison instead
4093 of reversible_comparison_p.
4094 (simplify_if_then_else): Likewise.
4095 (simplify_set): Likewise.
4096 (simplify_logical): Likewise.
4097 (if_then_else_cond): Likewise.
4098 (known_cond): Likewise.
4099 (simplify_comparison): Likewise.
4101 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
4103 * builtins.c (std_expand_builtin_va_start): Handle varargs when
4104 sizeof (int) is larger than sizeof(__word__).
4106 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4108 * cppinit.c (do_includes): Fix typo.
4110 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4112 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
4113 in S_REGS does not occur because not all sources are possible
4114 when a S_REGS is a destination (sometimes needs a clobber).
4115 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
4116 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
4117 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
4118 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
4119 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
4120 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
4121 (lshrdi_const1, lshrsi3_const16): Likewise.
4122 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
4123 (*movhi_68hc12, *movqi_68hc12): Likewise.
4124 (movstrictqi): Make sure reloading in D_REGS as a destination
4127 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4129 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
4131 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4133 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
4134 -D, -U and -A, and don't initialize the builtins.
4135 (do_includes): Error if -include or -imacros with -fpreprocessed.
4136 * cppmain.c (cb_define, cb_undef): Unconditionally process
4138 * tradcpp.c (main): Fix typo.
4140 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
4142 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
4143 (read_name_map): Use IS_ABSOLUTE_PATH.
4144 * tradcpp.c (get_filename): Likewise.
4146 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4148 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
4149 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
4150 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
4151 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
4152 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
4153 (cmphi_z_used): Don't use '@' for the output.
4154 (tstqi_z_used): Likewise.
4155 (cmpqi_z_used): Likewise.
4156 (one_cmplsi2): Likewise.
4158 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4160 * config/sh/sh.c (barrier_align): Recognize branch around far
4161 branch and redundant insn.
4163 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4165 * invoke.texi: Restore documentation of the drivers' switches -MD
4168 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4170 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
4172 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
4173 check-objc//%): Support parallel testing of multilibs.
4174 (TESTSUITEDIR): Set to testsuite by default, but override for
4176 (check-gcc, check-g++, check-g77, check-objc): Enter
4179 2001-01-11 Bernd Schmidt <bernds@redhat.com>
4181 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
4182 * sched-deps.c (deps_may_trap_p): Likewise.
4183 * basic-block.h: Remove a comment.
4184 * flow.c (PROP_POSTRELOAD): Remove.
4185 (update_life_info): Don't add it to prop_flags.
4186 (mark_set_1): Lose the code that was enabled by it.
4188 2001-01-11 Michael Hayes <mhayes@redhat.com>
4190 * flow.c (flow_call_edges_add): New.
4191 * basic_block.h (flow_call_edges_add): New.
4193 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
4195 * reload1.c (move2add_note_store): Update reg_set_luid even if
4196 base reg remains the same.
4198 2001-01-10 Nick Clifton <nickc@redhat.com>
4200 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
4201 machine_function structure to zero.
4202 Add prototypes for machine_status functions.
4204 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4206 * c-common.h (CTI_VOID_LIST): Remove.
4207 (void_list_node): Likewise.
4208 * tree.h (TI_VOID_LIST_NODE): New enumeral.
4209 (void_list_node): New macro.
4210 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
4211 * config/i386/i386.c (ix86_init_builtins): Likewise.
4212 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
4214 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4216 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
4217 * cppinit.c (cpp_start_read): Update comment, remove unneeded
4219 * tradcpp.c: Include mkdeps.h.
4220 (deps, print_deps_phony_targets, deps_append, output_deps,
4221 init_dependency_output, output_deps): New.
4222 (deps_buffer, deps_allocated_size, deps_size, deps_column,
4223 deps_output): Delete.
4224 (print_deps_missing_files): Rename deps_missing_files.
4225 (inhibit_output): Make global.
4226 (main): Delete inhibit_output, deps_stream, deps_target.
4227 Use mkdeps functionality in the same way as cpplib. Remove
4228 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
4229 -M and -MM. Remove old handling of deps via deps_out, and
4230 old reading of environment variables.
4231 (get_filename): Update to use deps_add_dep.
4233 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4235 * output.h (make_function_rtl): Remove prototype.
4236 (make_decl_rtl): Likewise.
4237 * varasm.c (make_function_rtl): Remove.
4238 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
4239 than from a third parameter.
4240 * tree.h (make_decl_rtl): Remove last parameter.
4241 * c-decl.c (builtin_function): Remove last argument in call to
4242 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
4243 (start_function): Likewise.
4244 * except.c (call_get_eh_context): Likewise.
4245 * expr.c (emit_block_move): Likewise.
4246 (clear_storage): Likewise.
4247 * profile.c (output_func_start_profiler): Likewise.
4248 * toplev.c (rest_of_decl_compilation): Likewise.
4249 * objc/objc-act.c (create_builtin_decl): Likewise.
4250 (synth_module_prologue): Likewise.
4251 (generate_static_reference): Likewise.
4252 (build_selector_reference_decl): Likewise.
4253 (build_class_reference_decl): Likewise.
4254 (build_objc_string_decl): Likewise.
4255 (build_protocol_reference): Likewise.
4257 2001-01-10 Richard Henderson <rth@redhat.com>
4259 * hwint.h: Revert yesterday's change.
4261 2001-01-10 Nick Clifton <nickc@redhat.com>
4263 * function.h (save_machine_status): Delete.
4264 (restore_machine_status): Delete.
4265 Amend comment describing {init|mark|free}_machine_status.
4267 * function.c (save_machine_status): Delete.
4268 (restore_machine_status): Delete.
4269 Amend comment describing {init|mark|free}_machine_status.
4270 (push_function_context_to): Remove invocation of
4271 save_machine_status.
4272 (pop_function_context_from): Remove invocation of
4273 restore_machine_status.
4275 * emit-rtl.c (init_emit_once): Amend comment describing
4276 {init|mark|free}_machine_status.
4278 * tm.texi (Per-Function Data): New node. Describe the
4279 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
4282 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4284 * cppinit.c (OPT_g): Remove.
4285 (cpp_handle_option): Update for removed -g3.
4286 (print_help): Update.
4287 * cpplib.h (struct cpp_options): Remove debug_output.
4288 * cppmain.c (setup_callbacks, cb_define): Update.
4289 * gcc.c (cpp_options): Translate -g3 to -dD.
4291 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
4293 * config/i960/i960.md: Change modifier to + on the zero_extract
4294 pattern after the (rotate -2 reg) canonicalization pattern.
4296 2001-01-10 Richard Henderson <rth@redhat.com>
4298 * config/alpha/alpha.c (alpha_free_machine_status): New.
4299 (override_options): Install it.
4300 (alpha_mark_machine_status): Verify machine non-null.
4301 * config/i386/i386.c (ix86_free_machine_status): New.
4302 (override_options): Install it.
4303 (ix86_init_machine_status): Use xcalloc.
4304 (ix86_mark_machine_status): Verify machine non-null.
4305 * config/ia64/ia64.c (ia64_free_machine_status): New.
4306 (ia64_override_options): Install it.
4307 (ia64_mark_machine_status): Verify machine non-null.
4309 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
4311 * function.c (instantiate_virtual_regs): Instantiate virtual
4312 registers found in CALL_INSN_FUNCTION_USAGE.
4314 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4316 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
4317 equivalent to -ansi in disabling -Di386.
4319 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
4321 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
4323 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
4325 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
4327 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
4329 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4331 * invoke.texi: Document that -fcond-mismatch isn't supported for
4334 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4336 * gcc.texi: Define macro gcctabopt.
4337 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
4338 @command, @env and @option in some places where appropriate. Use
4339 @gcctabopt where appropriate. Put URLs and email addresses inside
4342 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
4344 * gcc.c (cpp_options): Set MD file name from output
4345 filename, if specified.
4346 (suffix_subst): New static variable.
4347 (do_spec): Clear it.
4348 (do_spec_1, case '.'): Handle new `%.suffix' spec.
4350 (give_switch): Handle suffix_subst.
4352 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4354 * invoke.texi: Fix another typo.
4356 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4358 * invoke.texi: Fix typo.
4360 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4362 * c-lang.c (lang_hooks): Update.
4363 (lang_decode_option): Remove.
4364 (lang_init_options): Rename c_init_options.
4365 * toplev.c (main): Use lang_hooks for lang_init_options
4366 and lang_decode_option.
4367 * toplev.h (lang_hooks): Add 2 new hooks.
4368 * tree.h: Remove lang_init_options and lang_decode_option.
4369 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
4370 * cp/decl2.c: Similarly.
4371 * cp/lex.c (lang_init_options): Rename cxx_init_options.
4372 (lang_hooks): Update.
4373 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
4375 (lang_init_options): Rename ffe_init_options.
4376 (lang_hooks): Update.
4377 (lang_decode_option): Remove.
4378 * java/lang.c (lang_init_options): Rename java_init_options.
4379 (lang_decode_option): Rename java_decode_option.
4380 (lang_hooks): Update.
4381 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
4382 (lang_decode_option): Rename objc_decode_option.
4383 (lang_hooks): Update.
4385 2001-01-09 Nick Clifton <nickc@redhat.com>
4387 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
4388 (d30v_return_addr_rtx): Delete.
4389 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
4390 cfun->machine structure.
4391 (struct machine_function): Move to d30v.h
4392 (d30v_save_machine_status): Delete.
4393 (d30v_restore_machine_status): Delete.
4394 (d30v_init_machine_status): New Function.
4395 (d30v_mark_machine_status): New Function.
4396 (d30v_free_machine_status): New Function.
4397 (d30v_init_expanders): Use new functions.
4398 (d30v_return_addr): Use ra_rtx field in cfun->machine.
4399 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
4400 d30v_return_addr_rtx.
4402 * config/d30v/d30v.h (struct_machine): Move here.
4403 Add eh_epilogue_sp_ofs field.
4405 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
4406 field in cfun->machine structure.
4408 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
4410 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
4411 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
4412 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4414 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
4416 * objc/lang-options.h: Remove bogus reference to
4419 2001-01-09 Kazu Hirata <kazu@hxi.com>
4421 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
4424 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
4426 * reload.c (find_reloads_address): Check for eliminable registers
4427 when substituting a constant expression for a pseudo.
4429 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
4431 * c-common.c (enum format_type): Add format_type_error.
4432 (decode_format_type): New function.
4433 (decl_attributes): Use it.
4434 (format_kind_info): Adjust comment.
4436 2001-01-09 David O'Brien <obrien@BSDi.com>
4438 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
4439 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
4441 * config/i386/gnu.h: Don't include required platform specific .h files,
4442 tm.h will do it instead.
4443 * config/i386/i386elf.h: Likewise.
4444 * config/i386/linux.h: Likewise.
4445 * config/i386/moss.h: Likewise.
4446 * config/mips/gnu.h: Likewise.
4448 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4450 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
4451 (rs6000-ibm-aix3.[01]*): Likewise.
4452 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
4453 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
4454 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
4455 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
4456 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
4457 (powerpc-*-eabiaix*): Likewise.
4458 (powerpc-*-eabisim*): Likewise.
4459 (powerpc-*-elf*): Likewise.
4460 (powerpc-*-eabi*): Likewise.
4461 (powerpc-*-rtems*): Likewise.
4462 (powerpc-*-linux*libc1): Likewise.
4463 (powerpc-*-linux*): Likewise.
4464 (powerpc-wrs-vxworks*): Likewise.
4465 (powerpcle-wrs-vxworks*): Likewise.
4466 (powerpcle-*-sysv*): Likewise.
4467 (powerpcle-*-elf*): Likewise.
4468 (powerpcle-*-eabisim*): Likewise.
4469 (powerpcle-*-eabi*): Likewise.
4470 (powerpcle-*-solaris2*): Likewise.
4471 * config/rs6000/aix31.h: Delete includes.
4472 * config/rs6000/aix3newas.h: Likewise.
4473 * config/rs6000/aix41.h: Likewise.
4474 * config/rs6000/aix43.h: Likewise.
4475 * config/rs6000/beos.h: Likewise.
4476 * config/rs6000/rtems.h: Likewise.
4477 * config/rs6000/sysv4.h: Likewise.
4479 2001-01-09 Kazu Hirata <kazu@hxi.com>
4481 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
4482 Change an argument mode of machine_mode to shift_mode of
4483 shift_mode. Remove an extra error check.
4484 (emit_a_shift): Adopt to the new calling prototype of
4486 (function_prologue): Fix code for a monitor
4487 function. Support H8/S.
4488 (function_epilogue): Do not output pop for a monitor function.
4490 2001-01-09 Nick Clifton <nickc@redhat.com>
4492 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
4493 (setup_incoming_varargs): Use sysv_varargs_p field of the
4494 cfun->machine structure.
4495 (struct machine_function): Move to rs6000.h
4496 (rs6000_save_machine_status): Delete.
4497 (rs6000_restore_machine_status): Delete.
4498 (rs6000_init_machine_status): New Function.
4499 (rs6000_free_machine_status): New Function.
4500 (rs6000_init_expanders): Use new functions.
4502 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
4504 (struct machine_function): Move here.
4506 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
4507 sysv_varargs_p field of the cfun->machine structure.
4509 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
4511 (rs6000_restore_machine_status): Remove prototype.
4513 2001-01-09 Richard Henderson <rth@redhat.com>
4515 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
4516 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
4517 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
4518 (sched_analyze_2, sched_analyze_insn): Likewise.
4519 (sched_analyze, init_deps): Likewise.
4520 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
4521 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
4522 (compute_block_backward_dependences): Update propagate_deps call.
4524 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
4526 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
4528 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4530 * cppinit.c (OPT_MD, OPT_MMD): Restore.
4531 (cpp_handle_option): Handle them.
4532 (cpp_post_options): Ensure one of -M or -MM is specified with
4533 any other -M? option.
4534 (init_dependency_output): Suppress output with -MG.
4536 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4539 * invoke.texi: Update.
4541 2001-01-09 Bernd Schmidt <bernds@redhat.com>
4543 * sh.md (reload_outsf): Generate recognizable patterns for
4546 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4548 * c-lang.c (lang_hooks): Update.
4549 (lang_init): Rename c_init.
4550 (lang_finish): Remove.
4551 * toplev.c (compile_file): Use lang_hooks for lang_init ()
4553 * toplev.h (lang_hooks): Add init () and finish ().
4554 * tree.h (lang_init, lang_finish): Remove.
4555 * cp/tree.h (lang_init, lang_finish): Remove.
4556 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
4557 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
4559 (lang_init, lang_finish): Remove.
4560 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
4561 (lang_hooks): Update.
4562 * java/lang.c (lang_init): Rename java_init.
4563 (lang_finish): Remove.
4564 (lang_hooks): Update.
4565 * objc/objc-act.c (lang_init): Rename objc_init.
4566 (lang_finish): Remove.
4567 (lang_hoooks): Update.
4569 20001-01-09 Graham Stott <grahams@redhat.com>
4571 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
4572 after `ptr` is initialised.
4574 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4576 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
4577 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
4578 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
4579 stack adjusts, instead of r3.
4581 2001-01-09 Michael Hayes <mhayes@redhat.com>
4583 * flow.c (flow_loop_scan): Break out of ...
4584 (flow_loops_find) ... here.
4585 * basic-block.h (flow_loop_scan): New.
4586 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
4587 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
4589 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4591 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
4593 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
4594 realloc()ing macro_buffer.
4596 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4597 if it's wider than long and the target's long is wider than the
4600 2001-01-09 Mark Mitchell <mark@codesourcery.com>
4602 Remove support for using UWIN as a host machine.
4603 * configure.in: Issue an error message.
4604 * configure: Regenerated.
4605 * config.gcc: Remove xm_* UWIN configury.
4606 * config/i386/xm-uwin.h: Remove.
4608 2001-01-08 Nick Clifton <nickc@redhat.com>
4610 * config/v850/v850.c (ra_rtx): Delete.
4611 (v850_save_machine_status): Delete.
4612 (v850_restore_machine_status): Delete.
4613 (v850_init_machine_status): New function.
4614 (v850_mark_machine_status): New function.
4615 (v850_free_machine_status): New function.
4616 (v850_return_addr): Use ra_rtx field in machine structure.
4617 (v850_init_expanders): Use new functions.
4619 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
4620 * config/v850/v850.c: Change arguments to v850_output+* functions
4621 to take a const char *, to avoid compile time warning.
4622 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
4623 (USER_LABEL_PREFIX): Redefine.
4625 2000-01-08 Jim Wilson <wilson@redhat.com>
4627 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
4628 1 to unsigned HOST_WIDE_INT before left shift.
4630 2001-01-08 Nick Clifton <nickc@redhat.com>
4632 * config/arm/arm.c (arm_mark_machine_status): Check to see if
4633 the machine structure has been allocated.
4634 (arm_free_machine_status): New function: Free the machine
4635 specific function structure.
4637 2001-01-08 Richard Henderson <rth@redhat.com>
4639 * jump.c (simplejump_p): Revert last change.
4641 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
4643 * cppinit.c (init): Rename init_library.
4644 (cpp_create_reader): Update.
4645 * gcc.c (cpp_options): If -o given, use it as the target of
4648 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
4650 * arm.c (arm_arch5e): New variable.
4651 (all_cores): XScale is a 5TE device.
4652 (arm_override_options): Set arm_arch5e.
4653 (arm_init_builtins): __builtin_prefetch is in arch5e.
4654 * arm.h (arm_arch5e): Declare it.
4656 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
4658 * arm.md (define_constants): Add defines for UNSPEC and
4659 UNSPEC_VOLATILE insns. Update all users.
4660 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
4661 * arm.c (multi_register_push, note_invalid_constants)
4662 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
4663 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
4664 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
4666 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
4668 * jump.c (jump_optimize_1): Use reversed_comparison_code
4669 instead of can_reverse_comparison_p.
4670 (jump_back_p): Likewise.
4671 (invert_exp_1): Likewise.
4672 (thread_jumps): Likewise.
4673 * simplify-rtx.c (simplify_unary_operation): Likewise.
4674 (simplify_ternary_operation): Likewise.
4675 * cse.c (find_comparison_args): Convert to use
4676 can_reverse_comparison_p.
4677 (record_jump_equiv): Likewise.
4679 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
4681 * arm.h (HARD_REGNO_RENAME_OK): Delete.
4682 (EPILOGUE_USES): Define.
4683 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
4684 automatically stack the LR if it isn't live.
4686 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
4688 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
4691 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
4693 * ggc-page.c (max_alignment): New structure.
4694 (MAX_ALIGNMENT): New macro.
4695 (init_ggc): Use it to round up the sizes in the
4696 extra_order_size_table.
4698 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4700 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
4703 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4705 * builtins.def (BUILT_IN_FPRINTF): New entry.
4707 * c-common.c (c_expand_builtin_fprintf): New function.
4708 (init_function_format_info): Handle __builtin_fprintf.
4709 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
4710 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
4712 * c-decl.c (duplicate_decls): Adjust comment.
4714 * extend.texi (fprintf): Document new builtin.
4716 2001-01-07 Richard Henderson <rth@redhat.com>
4718 * jump.c (simplejump_p): Recognize any single_set jump
4721 2001-01-07 Richard Henderson <rth@redhat.com>
4723 * configure.in (slibdir): Accept an --with-slibdir option.
4724 Use "test" not "[" in configure. Default to $(libdir).
4726 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
4728 * config/t-aix43 (SHLIB_INSTALL): Likewise.
4729 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
4730 (SHLIB_LINK): Create links for the soname.
4731 * config/mips/t-iris6: Likewise.
4732 * config/sparc/t-slibgcc: Likewise.
4733 * config/sparc/t-slibgcc-sld: Likewise.
4735 2001-01-07 Jakub Jelinek <jakub@redhat.com>
4737 * config/i386/i386.c (constant_call_address_operand): Accept
4738 (const (plus (symbol_ref) (const_int))).
4739 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
4740 constant_call_address_operand.
4742 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4744 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
4745 and LONG_LONG_TYPE_SIZE > 32.
4747 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4749 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
4750 the previous change.
4752 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
4754 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
4756 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
4757 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
4758 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
4761 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4763 * fix-header.c (read_scan_file): s/pfile/scan_in/.
4765 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4767 * c-lang.c (c_post_options): Call cpp_post_options.
4768 * objc/objc-act.c (objc_post_options): Similarly.
4769 * cppmain.c (main): Similarly.
4770 * fix-header.c (read_scan_file): Similarly.
4771 * cppinit.c (cpp_start_read): Move option consistency checks
4772 to cpp_post_options. Don't call init_dependency_output.
4773 If needed, add default target and main file dependency.
4774 (OPT_MD, OPT_MMD): Remove.
4776 (cpp_handle_option): Update for OPT_* changes.
4777 (cpp_post_options): New.
4778 (init_dependency_output): Command line -MF overrides environment
4779 variables. Don't set default target etc. Suppress output
4780 if dependencies are going to stdout.
4781 (print_help): Update.
4782 * cpplib.h (cpp_post_options): New.
4783 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
4785 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
4787 * jump.c (comparison_dominates_p): Support unordered compares.
4789 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
4791 * simplify-rtx.c (simplify_relational_operation): Always simplify
4792 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
4795 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
4797 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
4798 (nonzero_bits): Likewise.
4799 (simplify_comparison): Likewise.
4800 (num_sign_bit_copies): Likewise; return more sane value depending
4801 on STORE_FLAG_VALUE.
4802 (known_cond): Do not assume EQ to be always true for equivalent
4805 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
4807 * cse.c (fold_rtx): Handle unordered comparisons.
4809 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
4811 * rtlanal.c (set_of_1): New static function.
4812 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
4813 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
4814 reg_set_last_last_regno): Remove.
4815 (set_of): New global function.
4816 (set_of_data): New structure.
4817 (reg_set_p, reg_set_last): Revamp for set_of.
4818 * rtl.h (set_of): New.
4820 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
4822 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
4823 * extend.texi: Document _Exit builtin.
4825 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4827 * (initialize, initialize_builtins,
4828 initialize_dependency_output, initialize_standard_includes):
4829 Rename s/initialize/init. Update.
4830 (init_dependency_output): Move to after
4831 cpp_handle_options, the correct location temporally at least.
4832 (opt_comp): Move next to init (), its caller. Fix prototype.
4833 (init): Make "initialized" local scope.
4834 (cpp_create_reader): Always call init ().
4835 (cpp_start_read): Update.
4836 (output_deps): New function, broken out of cpp_finish.
4837 (cpp_finish): Break out output_deps.
4839 2001-01-07 Richard Henderson <rth@redhat.com>
4841 * collect2.c (COFF specific stuff): Revert 12-06 patch
4842 to prototype system functions.
4844 2001-01-07 Michael Hayes <mhayes@redhat.com>
4846 * hard-reg-set.h: Add multiple include guard.
4847 * basic-block.h (struct loop): Add `sink' field.
4848 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
4849 (emit_iv_add_mult): Delete.
4850 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
4851 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
4852 (unroll_loop): Remove end_insert_before argument.
4853 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
4854 (maybe_eliminate_biv_1): Likewise.
4855 (emit_iv_add_mult): Delete.
4856 (gen_add_mult, loop_regs_update): New.
4857 (loop_insn_emit_after, loop_insn_emit_before): New.
4858 (loop_insn_sink, loop_insn_sink_or_swim): New.
4859 (emit_iv_add_mult): Delete.
4860 (scan_loop): Set loop->sink.
4861 (loop_givs_reduce): Use loop_insn_sink and its ilk.
4862 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
4863 (maybe_eliminate_biv_1): Likewise.
4864 (maybe_eliminate_biv_1): Add basic block argument.
4865 * unroll.c (unroll_loop): Remove end_insert_before argument.
4866 (find_splittable_regs): Likewise.
4867 (find_splittable_regs): Use loop_insn_sink and its ilk.
4868 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
4870 2001-01-07 Michael Hayes <mhayes@redhat.com>
4872 * loop.h (loop_insn_hoist): New prototype.
4873 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
4874 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
4875 (check_dbra_loop, load_mems): Likewise.
4876 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
4877 (find_splittable_givs): Likewise.
4879 2001-01-07 Michael Hayes <mhayes@redhat.com>
4881 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
4883 2001-01-07 Richard Henderson <rth@redhat.com>
4885 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
4887 2001-01-07 Richard Henderson <rth@redhat.com>
4889 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
4890 NO_SHARED_LIBGCC_MULTILIB as required for the target.
4891 * gcc.c (init_spec): Massage the existing libgcc_spec into a
4892 variant that handles a shared libgcc.
4893 (process_command): Always validate -{static,shared}-libgcc.
4894 (do_spec_1): New 'M' case.
4895 * invoke.text (Link Options): Document -{static,shared}-libgcc.
4897 2001-01-07 Richard Henderson <rth@redhat.com>
4899 * Makefile.in (slibdir): New variable.
4900 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
4901 (installdirs): Create slibdir.
4902 (install-libgcc, install-multilib): Defer to libgcc.mk.
4903 * configure.in (slibdir): Substitute.
4904 * mklibgcc.in (install): New target.
4906 * config/t-linux (SHLIB_LINK): Create links for the soname.
4907 (SHLIB_INSTALL): New.
4908 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
4909 * config/mips/t-iris6 (SHLIB_INSTALL): New.
4910 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
4911 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
4912 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
4914 2001-01-07 Richard Henderson <rth@redhat.com>
4916 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
4917 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
4918 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
4920 2001-01-07 Michael Hayes <mhayes@redhat.com>
4922 * loop.c (count_loop_regs_set): Delete.
4923 (load_mems_and_recount_loop_regs_set): Delete.
4924 (loop_regs_scan): Merge common code from count_loop_regs_set,
4925 scan_loop, and load_mems_and_recount_loop_regs_set.
4926 (scan_loop): Call load_mems directly and loop_regs_scan
4927 again if new registers created.
4929 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4931 * toplev.c (main): Call the front-end specific post_options
4932 hook if one is given.
4933 * toplev.h (struct_lang_hooks, lang_hooks): New.
4934 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
4935 for the C front end.
4936 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
4937 lang_hooks for the C++ front end.
4938 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
4939 lang_hooks for the ObjC front end.
4940 * f/com.c (lang_hooks): Hooks for the Fortran front end.
4941 * java/lang.c (lang_hooks): Hooks for the Java front end.
4943 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4945 * c-lex.c (init_c_lex): Request #define / #undef callbacks
4946 for verbose DWARF[2] debugging.
4947 (cb_define, cb_undef): The new callbacks.
4948 * toplev.h (debug_define, debug_undef): Make const correct.
4949 * toplev.c (debug_define, debug_undef): Similarly. Do not
4950 perform the verbosity tests here anymore.
4952 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
4954 * reload.c (subst_reloads): Take INSN argument. When
4955 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
4956 * reload.h (subst_reloads): Adjust prototype.
4957 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
4958 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
4959 present in JUMP_INSNs and copy them to JUMP_LABEL.
4960 * flow.c (find_label_refs, find_basic_blocks_1): Skip
4961 JUMP_INSNs and insns with REG_LABELs that are followed by
4962 JUMP_INSNs with the same REG_LABEL.
4963 * sched-rgn.c (is_cfg_nonregular): Likewise.
4964 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
4966 * unroll.c (unroll_loop): Look for REG_LABEL notes in
4968 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
4970 2001-01-06 Richard Henderson <rth@redhat.com>
4972 * loop.c (scan_loop): Use xcalloc for the regs array.
4973 (load_mems_and_recount_loop_regs_set): Zero the new memory
4974 received from xrealloc.
4976 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
4978 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
4980 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
4982 * integrate.c (copy_rtx_and_substitute): When copying
4983 an ignored return value, strip REG_FUNCTION_VALUE_P.
4985 2001-01-06 Michael Hayes <mhayes@redhat.com>
4987 * loop.c (debug_biv, debug_giv): New.
4988 (loop_biv_dump): Break out from ...
4989 (record_biv): ... here.
4990 (loop_giv_dump): Break out from ...
4991 (record_giv): ... here.
4992 (loop_bivs_check): Use print_simple_rtl.
4993 * unroll.c (loop_iterations): Use print_simple_rtl.
4995 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4997 * pa.md (return, return_internal): Modify patterns to prevent regrename
4998 mucking with the return pointer.
5000 2001-01-05 Richard Henderson <rth@redhat.com>
5002 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
5004 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
5006 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
5007 version supplied by Matteo Frigo.
5009 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5011 * cpp.texi: Update for -MQ.
5012 * cppinit.c (cpp_create_reader): Always create pfile->deps.
5013 (cpp_cleanup): Always free pfile->deps.
5014 (initialize_dependency_output): Don't create pfile->deps.
5015 (cpp_handle_option): Similarly.
5017 * gcc.c (cpp_options): Handle -MQ.
5018 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5019 * mkdeps.c (base_name): Remove.
5020 (deps_init): Don't allocate vector space until it's needed.
5021 (deps_free): Only free vectors if allocated.
5022 (deps_add_target, deps_add_dep): Update for initial allocation.
5023 (deps_add_default_target): Don't strip to the base_name.
5025 2001-01-05 DJ Delorie <dj@redhat.com>
5027 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
5028 (INIT_EXPANDERS): Define.
5030 * config/v850/v850.c (struct machine_function): Define.
5031 (v850_save_machine_status): New function.
5032 (v850_restore_machine_status): New function.
5033 (v850_return_addr): New function.
5034 (v850_init_expanders): New function.
5036 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
5037 and v850_init_expanders.
5039 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5041 * cpplib.h (struct cpp_reader): Add help_only field.
5042 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
5043 (cpp_handle_option): Set pfile->help_only if we see -h,
5044 --help, -target-help, or --version. Print version string but
5045 do not set help_only if we see -v or -version. Make text
5046 printed by -v match that printed by (-)-version.
5048 * cppmain.c (main): Exit after option parsing if
5049 pfile->help_only is true.
5051 * toplev.c (independent_decode_option): Call print_version,
5052 then exit, if we see --version (but not -version).
5053 (print_version): Split lengthy message into two lines.
5055 2001-01-05 Nick Clifton <nickc@redhat.com>
5057 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
5058 temporary string for initialisation before calling ggc_alloc_string.
5060 2001-01-06 Michael Hayes <mhayes@redhat.com>
5062 * rtl.h (print_simple_rtl): New.
5063 * print-rtl.c (print_simple_rtl): New.
5065 (print_rtx): Disable printing of flags and modes, etc.,
5066 if `flag_simple` nonzero.
5068 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5070 * function.c (fixup_var_refs): Use push_to_full_sequence where
5073 2001-01-05 Michael Meissner <meissner@redhat.com>
5075 * flags.h (flag_reorder_blocks): Add declaration.
5076 (flag_rename_block): Ditto.
5078 2001-01-05 DJ Delorie <dj@redhat.com>
5080 * function.c (reorder_blocks): Make sure the flags are all reset
5081 before using them to mark blocks, else a second invocation will
5082 corrupt the block chain.
5083 (reorder_blocks_0): New, resets the flags.
5085 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
5087 * cse.c (find_comparison_args): Stop if the argument is known to
5090 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5092 * config/sh/sh.md (movdf): When splitting load into pair of
5093 registers, don't clobber the register used in the address too
5096 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
5098 * varasm.c (mark_constant_pool): Improve initial comments.
5099 (mark_constants): Move marking of constants to mark_constant.
5100 (mark_constant): New function to recursively mark all constants
5101 referred to by a constant.
5103 2001-01-05 Catherine Moore <clm@redhat.com>
5105 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
5107 2001-01-05 Phil Edwards <pme@sources.redhat.com>
5109 * cp/lang-options.h: Bring comment in line with reality.
5110 * f/lang-options.h: Likewise.
5111 * java/lang-options.h: Likewise.
5112 * objc/lang-options.h: Likewise.
5113 * ch/lang-options.h: Likewise.
5114 * f/g77.texi: And update the manual.
5116 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
5117 Denis Chertykov <denisc@overta.ru>
5119 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
5120 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
5121 * config/avr/avr.md (all peepholes that request a scratch register):
5122 Call it, FAIL the peephole if not safe (in interrupt functions).
5124 2001-01-05 Mark Mitchell <mark@codesourcery.com>
5126 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
5128 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
5130 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
5132 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
5133 BUILT_IN_CREAL and BUILT_IN_CIMAG.
5134 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
5135 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
5136 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
5138 * extend.texi: Document these builtins.
5140 2001-01-05 Daniel Berlin <dberlin@redhat.com>
5142 * c-common.c (lang_get_alias_set): Say we know nothing of
5143 VECTOR_TYPE aliasing.
5145 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
5147 2001-01-05 Bruce Korb <bkorb@gnu.org>
5149 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
5150 their x* equivalent versions for atexit-less systems
5151 * fixinc/fixincl.c(main): do not return from main() on atexit-less
5152 systems (or any other system any more).
5154 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
5156 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
5157 output operands. Use arm_hard_register_operand for operand 4.
5158 (stmsi_postinc): Similarly.
5159 (ldmsi): Use arm_hard_register_operand for opernand 2.
5161 * arm.c (arm_hard_register_operand): New function.
5162 * arm-protos.h (arm_hard_register_operand): Prototype it.
5164 * arm.h (HARD_REGNO_RENAME_OK): Define.
5166 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
5168 * simplify-rtx.c (cfc_args): add "unordered" field.
5169 (check_fold_consts): Set unordered field.
5170 (simplify_relational_operation): Simplify the unordered
5173 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
5176 * emit-rtl.c (try_split): Fix code to mark labels.
5177 * jump.c (mark_jump_label): Make global.
5178 * rtl.h (mark_jump_label): Declare.
5180 * predict.c (estimate_probability): Handle unordred comparisons.
5182 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5184 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
5185 * cppinit.c (initialize_dependency_output): Update.
5186 (cpp_finish): Output dummy targets for -MP.
5188 (cpp_handle_option): Handle -MP. Don't quote -MT options.
5189 * cpplib.h (struct cpp_options): Add deps_phony_targets.
5190 * gcc.c (cpp_options): Update to handle -MP.
5191 * mkdeps.c (deps_add_target, deps_add_default_target): Update
5192 to quote only the default target.
5193 (deps_phony_targets): Insert a preceding newline. Rename from
5194 deps_dummy_targets for consistency.
5197 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5199 * calls.c (emit_library_call_value_1): Support
5200 INIT_CUMULATIVE_LIBCALL_ARGS.
5201 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
5203 2001-01-04 Richard Henderson <rth@redhat.com>
5205 * c-decl.c (finish_struct): Detect flexible array members
5206 used in an inappropriate context.
5207 * c-typeck.c (really_start_incremental_init): Special case
5208 constructor_max_index for zero length arrays.
5209 (pop_init_level): Allow initialization of flexible array
5210 members. Deprecate initialization of zero length arrays.
5211 Don't issue missing initializer warning for flexible array
5212 members or zero length arrays.
5213 (process_init_element): Don't dereference null DECL_SIZE.
5214 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
5215 Don't abort for empty constructors. Use size_binop
5216 (output_constructor): Add commentary regarding zero length
5217 array futures. Abort if we try to initialize an array of
5218 unspecified length with a non-empty constructor in the middle
5221 * extend.texi (Zero Length): Update and clarify documentation
5222 on static initialization.
5224 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5226 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
5227 with more than 32767 words of local storage.
5229 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5231 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
5232 for 'abs', 'labs', and 'fabs'.
5233 (c4x_expand_builtin): Likewise.
5234 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
5236 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5238 * config/sh/sh.md (prget, prset): New insn types.
5239 (return delay slot): Dont' allow prset.
5240 (call, sfunc delay slot): Don't allow prget.
5241 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
5242 for prset and prget.
5244 2001-01-05 Michael Hayes <mhayes@redhat.com>
5246 * loop.h (struct loop_reg): New.
5247 (struct loop_regs): Change to use array of `struct loop_reg'.
5248 * loop.c: Replace assortment of varrays with single regs array.
5249 (count_one_set): Delete may_not_move array argument
5250 and use regs array instead. All caller's changed.
5251 (count_loop_regs_set): Delete may_not_move and single_usage
5252 arguments and use regs array instead. All caller's changed.
5253 (find_single_use_in_loop): Replace usage array argument with pointer
5254 to regs structure. All caller's changed.
5255 (loop_optimize): Delete `moved_once' array.
5257 2001-01-05 Michael Hayes <mhayes@redhat.com>
5259 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
5260 Use it instead of loop_info->has_call for scanning loop mems.
5261 (check_dbra_loop): Replace loop_info->has_call test with
5262 loop_info->has_nonconst_call.
5264 2000-01-04 Matthew Hiller <hiller@redhat.com>
5266 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
5269 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5271 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
5272 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
5274 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5276 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
5277 (flag_short_double, flag_short_wchar): Define.
5278 (c_common_nodes_and_builtins): Create many tree nodes shared
5279 between C and C++ here instead of in cp/decl.c and ...
5280 * c-decl.c (init_decl_processing): ... here.
5281 (SIZE_TYPE, WCHAR_TYPE): Don't define.
5282 (flag_short_double, flag_short_wchar): Don't define.
5283 (record_builtin_type): New function.
5284 (build_void_list_node): New function.
5285 * c-common.h (flag_short_double, flag_short_wchar,
5286 record_builtin_type, build_void_list_node): Declare.
5288 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
5290 * integrate.c (expand_inline_function): Don't put a virtual
5291 register into the reg map.
5293 * function.c (fixup_var_refs_1): If force_operand didn't put
5294 the address into the target, move it there.
5296 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5298 Special-case tree_decl/tree_list allocations.
5299 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
5300 (OBJECT_SIZE): New macro.
5301 (NUM_EXTRA_ORDER): Likewise.
5302 (extra_order_size_table): New variable.
5303 (NUM_ORDERS): New macro.
5304 (objects_per_page_table): New variable.
5305 (object_size_table): New variable.
5306 (G.pages): Use NUM_ORDERS to bound the array.
5307 (G.page_tails): Likewise.
5308 (DIV_ROUND_UP): Remove.
5309 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
5310 (alloc_page): Use OBJECT_SIZE.
5311 (size_lookup): Don't make it const.
5312 (ggc_alloc): Use OBJECT_SIZE.
5313 (ggc_set_mark): Likewise.
5314 (ggc_get_size): Likewise.
5315 (init_ggc): Set up the object_size_table, objects_per_page_table,
5316 and adjust size_lookup.
5317 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
5318 (ggc_pop_context): Use NUM_ORDERS.
5319 (clear_marks): Likewise.
5320 (sweep_pages): Likewise.
5321 (poison_pages): Likewise.
5322 (ggc_print_statistics): Use OBJECT_SIZE.
5324 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5326 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
5327 Only call array_size_for_constructor if last field and array type
5328 with no upper bound.
5330 2001-01-04 Philip Blundell <philb@gnu.org>
5332 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
5333 from bit 31 downwards, if this requires no more insns.
5334 (count_insns_for_constant): New helper function for above.
5336 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
5338 * gencodes.c (output_predicate_decls): Remove empty initializer.
5340 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5342 * tree.c (copy_node): Remove documentation about obstacks.
5343 (buidl1): Check that nobody tries to build 2-argument nodes this
5346 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5348 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
5351 * gencodes.c (output_predicate_decls): Fill empty initializer
5354 2001-01-04 Jakub Jelinek <jakub@redhat.com>
5356 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
5357 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
5359 (do_include): Handle missing headers like cpp0.
5360 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
5361 paths with first include pathname. Don't strcat to uninitialized
5364 2001-01-04 Bernd Schmidt <bernds@redhat.com>
5366 * regrename.c (regrename_optimize): Don't rename from frame pointer
5367 if frame_pointer_needed.
5368 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
5369 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
5370 (ia64_reorg): Use it instead of scheduling if ! optimize.
5371 (errata_emit_nops): Properly call asm_noperands.
5372 (ia64_sched_reorder): Finish cycle if we see an asm.
5373 (ia64_variable_issue): Clear scheduling state after asms.
5375 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
5377 * cpp.texi: Update for -MT.
5378 * cppinit.c (initialize_dependency_output): Add a default
5379 target if none has been given already.
5380 (no_tgt, OPT_MT): New.
5381 (cpp_handle_option): Handle -MT. Update -M etc.
5382 * cpplib.h (struct cpp_options): Remove deps_target.
5383 * gcc.c (cpp_options): Handle -MT.
5384 * mkdeps.c (struct deps): Move from mkdeps.h.
5385 (deps_calc_target): Rename deps_add_default_target. Add a
5386 default target if none has been specified already.
5387 * mkdeps.h (struct deps): Move to mkdeps.c.
5388 (deps_calc_target): Rename deps_add_default_target.
5390 2000-01-03 Richard Henderson <rth@redhat.com>
5392 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
5394 * c-typeck.c (push_init_level): Move checks for flexible array
5395 members and zero length arrays ...
5396 (pop_init_level): ... here. Silently discard empty initializations.
5398 * varasm.c (output_constructor): Update for sizeof change to
5401 * extend.texi (Zero Length): Clarify semantics.
5403 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5405 * configure.in (tm.h): Include isns-codes.h last.
5406 * configure: Rebuilt.
5408 2001-01-03 Richard Henderson <rth@redhat.com>
5410 * config/alpha/alpha.md (addvsi3, addvdi3): New.
5411 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
5413 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5415 * tradcpp.c (main): Make sure finclude() is called with a valid
5416 indepth value while handling -include.
5418 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5420 * gencodes.c (output_predicate_decls): New function.
5422 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
5423 even if it is not the first time machmode.h is #included.
5424 * config/sh/sh.c (fpul_operand): Declare MODE argument.
5425 * tm.texi (PREDICATE_CODES): Document predicate declarations.
5426 * gcc.texi (Copyright): Added 2001.
5428 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5430 * c-common.c (c_common_lang_init): New function. Warn if format
5431 warning options which only have effects when used with -Wformat
5432 are used without -Wformat.
5433 * c-common.h (c_common_lang_init): Declare.
5434 * c-lang.c (lang_init): Call c_common_lang_init.
5435 * objc/objc-act.c (lang_init): Call c_common_lang_init.
5437 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5439 * configure.in: Check for the mktemp command.
5440 * configure: Regenerate.
5441 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
5442 $TEMP. Create temporary files with mktemp, if available at
5443 configure time; otherwise use set -C. Remove temporary files
5446 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5448 * configure.in: Require at least texinfo 4.0. Check for whether
5449 Pod::Man is sufficiently recent to regenerate GCC manpages.
5450 * configure: Regenerate.
5451 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
5453 (GENERATED_MANPAGES): Define.
5454 (generated-manpages): New target. Depend on cpp.1 as well as
5456 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
5457 configure to generated-manpages or empty) rather than on the
5458 manpages directly. Remove execute permission from installed
5459 gcov.1 as well as cpp.1.
5460 * cpp.1, gcov.1: Regenerate.
5462 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5464 * builtins.c (expand_builtin_strncmp): Use host_integerp and
5465 tree_low_cst. Allow using cmpstrsi in more cases.
5467 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5469 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
5472 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
5474 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
5475 * Makefile.in (HOST_CFLAGS): Mention build-make.
5477 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5479 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
5482 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5484 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
5487 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
5490 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
5491 reg_base_value and reg_known_value arrays.
5492 (init_alias_analysis): Add more cases to detect known values.
5493 * sched-deps.c (deps_may_trap_p): New function.
5494 (sched_analyze_2): Use it.
5496 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5498 * combine.c (simplify_shift_const): Even if we're sign-extracting,
5499 don't discard an ASHIFTRT if we're shifting in a wider mode.
5501 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5503 * toplev.c (rest_of_compilation): Don't print basic block information
5504 when CFG isn't up to date.
5506 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
5508 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
5509 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
5510 (UNALIGNED_SHORT_ASM_OP): Define.
5511 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
5513 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5515 * fold-const.c (fold_convert): Fix typo.
5517 2001-01-02 Richard Henderson <rth@redhat.com>
5519 * c-common.h (ASM_INPUT_P): New.
5520 * c-parse.in (asm): Set it when needed.
5521 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
5522 existance of an operand.
5524 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
5526 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
5527 (dwarf2out_frame_debug_expr): Likewise.
5528 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
5530 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
5532 * i386.c (ix86_split_to_parts): Return number of part required;
5534 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
5536 (ix86_split_long_move): Use number of part returned
5537 by ix86_split_to_parts
5538 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
5540 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
5541 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
5542 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
5543 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
5544 (ALIGN_MODE_128): Add TFmode.
5545 (IS_STACK_MODE): Likewise.
5546 (HARD_REGNO_NREGS): TFmode needs 3 registers.
5547 (HARD_REGNO_OK): Support TFmodes.
5548 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
5549 * i386.md (scheduler definitions): Use memory operand to determine
5550 fst/fld instructions; use mode attribute to determine real mode of
5552 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
5553 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
5555 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5557 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
5559 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5561 * expr.c (store_constructor_field): Update ALIGN before calling
5564 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5566 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
5569 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5571 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
5574 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5576 * c-decl.c (start_function): Don't warn on third parameter to main.
5578 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5580 * tsystem.h: Define HAVE_DECL_GETOPT.
5582 2001-01-02 Philip Blundell <pb@futuretv.com>
5584 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
5587 2001-01-02 Richard Henderson <rth@redhat.com>
5589 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
5591 2001-01-02 Andreas Jaeger <aj@suse.de>
5593 * c-decl.c (c_decode_option): Remove support of
5596 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
5597 (W_options): Add -Wmissing-noreturn here.
5599 * flow.c: Define lang_missing_noreturn_ok_p.
5600 (check_function_return_warnings): Use it.
5602 * c-common.h: Declare lang_missing_noreturn_ok_p.
5604 * c-lang.c (c_missing_noreturn_ok_p): New function.
5605 (lang_init): Set lang_missing_noreturn_ok_p.
5607 * invoke.texi (Warning Options): Document this.
5609 2000-12-27 Phil Edwards <pme@sources.redhat.com>
5611 * extend.texi (C++ Extensions): New node for C++ attributes;
5612 describe init_priority and com_interface.
5613 * invoke.texi: Remove -finit-priority as it now has zero effect.
5614 * install.texi: Fix xref syntax.
5615 * md.texi: Likewise.
5617 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5619 * config.gcc (sparc64-wrs-vxworks*): New case.
5620 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
5622 * config/sparc/sparc.c (sparc_override_options): Do support different
5623 pointer and architecture size.
5624 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
5625 (POINTERS_EXTEND_UNSIGNED): Define.
5626 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
5627 (FUNCTION_MODE): Define to be Pmode.
5628 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
5630 * function.c (expand_function_end): Properly handle DECL_RESULT
5631 and copy when ptr_mode != Pmode.
5632 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
5634 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5636 * c-common.c (c_common_nodes_and_builtins): Set prototype
5637 parameters for __builtin_fputs, __builtin_fputc and
5638 __builtin_fwrite. Don't declare plain fputc as a builtin.
5640 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
5642 * loop.c (add_label_notes): Increment the label usage count when
5643 a note is added to an insn which refers to a CODE_LABEL.
5644 * gcse.c (add_label_notes): Likewise.
5646 2001-01-01 Andreas Jaeger <aj@suse.de>
5648 * loop.c (scan_loop): Use xmalloc to allocate movables.
5650 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
5652 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
5653 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
5654 * reload1.c (REGISTER_MOVE_COST): Likewise.
5655 * regclass.c (REGISTER_MOVE_COST): Likewise.
5656 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
5657 dimension. Adjust all users.
5658 (init_reg_sets_1): Iterate on all modes.
5659 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
5660 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
5661 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
5662 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
5663 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
5664 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
5665 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
5666 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
5667 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
5668 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
5669 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
5670 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
5671 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
5672 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
5673 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
5674 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
5675 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
5676 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
5677 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
5678 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
5679 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
5680 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
5681 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
5682 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
5683 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
5684 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
5685 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
5687 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5689 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
5690 arg VARIES_P. Call it with extra arg.
5691 (true_dependence): Likewise.
5692 * rtl.h (rtx_addr_can_trap_p): Declare.
5693 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
5695 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
5696 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
5697 pic offset table register if it's zero. All callers changed.
5698 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
5700 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5702 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
5703 STRING_POOL_ADDRESS_P.
5705 * config/sparc/sparc.c (input_operand): Properly test for short op.
5707 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
5708 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
5709 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
5710 * config/sparc/elf.h: No longer include sol2.h.
5711 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
5712 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
5714 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
5716 2001-01-01 Michael Hayes <mhayes@redhat.com>
5718 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
5719 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
5720 (record_initial): Likewise.
5721 * unroll.c (copy_loop_body, loop_iterations): Likewise.
5722 (remap_split_bivs): Likewise.
5724 2001-01-01 Michael Hayes <mhayes@redhat.com>
5726 * loop.c (loop_ivs_free): New function.
5727 (strength_reduce): Break out from...
5729 2001-01-01 Michael Hayes <mhayes@redhat.com>
5731 * loop.h (struct iv): New.
5732 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
5733 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
5734 'reg_biv_class' fields with 'regs' and 'n_regs'.
5735 (struct ivs): Rename 'loop_iv_list' field to 'list'.
5736 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
5737 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
5739 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
5741 * resource.c (mark_referenced_resources): Abort() before
5742 attempting to mark a pseudo register.
5743 (mark_set_resources): Likewise.
5745 2001-01-01 Michael Hayes <mhayes@redhat.com>
5747 * loop.h (REG_IV_CLASS): New accessor macro.
5748 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
5749 * unroll.c (REG_IV_CLASS): Likewise.
5751 See ChangeLog.4 for earlier changes.