1 2001-03-08 Richard Henderson <rth@redhat.com>
3 * configure.in (HAVE_AS_LEB128): New assembler check.
4 * configure, config.in: Rebuilt.
6 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
11 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
14 references to the MAXPATHLEN macro.
16 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
17 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
20 * config/i386/xm-gnu.h, config/xm-gnu.h,
21 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
22 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
23 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
26 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
27 doing so in various xm-*.h files.
29 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
31 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
33 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
35 * configure.in (enable_shared): Support per-package shared-library
39 2001-03-07 David Edelsohn <edelsohn@gnu.org>
41 * rs6000.md (cr logic): Add original POWER mnemonic alternative
42 for crnot. Set operands[5] in splitter.
44 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
46 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
47 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
48 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
49 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
50 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
51 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
52 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
55 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
56 config/i370/xm-i370.h, config/i386/xm-dgux.h,
57 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
58 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
59 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
60 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
61 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
62 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
63 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
64 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
65 Delete unused and/or empty files.
67 * config.gcc: Define USG in xm_defines as appropriate. Define
68 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
69 macro. Remove deleted xm-* files from $xm_files variable.
71 2001-03-07 Tom Tromey <tromey@redhat.com>
74 * configure.in: Allow config-lang.in to set `lang_requires' to list
75 of other required languages.
77 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
79 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
81 (output_prologue): Use xmalloc not oballoc.
82 (output_epilog): Free a29k_first_epilogue_insn when finished.
83 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
85 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
87 * builtins.c (expand_builtin_mathfn): Check
88 flag_unsafe_math_optimizations, not flag_fast_math.
89 (expand_builtin): Likewise
90 * combine.c (combine_simplify_rtx): Likewise.
91 (simplify_if_then_else): Likewise.
92 * cse.c (fold_rtx): Likewise.
93 * flags.h: Remove flag_fast_math. Add
94 flag_unsafe_math_optimizations and flag_trapping_math.
95 * fold-const.c (negate_expr): Check
96 flag_unsafe_math_optimizations, not flag_fast_math.
97 (invert_truthvalue): Likewise.
98 (fold): Likewise. Before associating operands, check that
99 code == MULT_EXPR, not code != MULT_EXPR.
100 * ifcvt.c (noce_try_minmax): Check
101 flag_unsafe_math_optimizations, not flag_fast_math.
102 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
103 * invoke.texi: Document -funsafe-math-optimizations and
104 -fno-trapping-math. Change documentation for -ffast-math.
105 * jump.c (reversed_comparison_code_parts): Likewise.
106 (rtx_equal_for_thread_p): Likewise.
107 * optabs.c (emit_conditional_move): Likewise.
108 * simplify-rtx.c (simplify_binary_operation): Likewise.
109 (simplify_relational_operation): Likewise.
110 (simplify_ternary_operation): Likewise.
111 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
112 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
113 Add trapping-math and unsafe-math-optimizations entries to f_options.
114 (set_fast_math_flags): New, sets flags for -ffast-math.
115 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
116 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
117 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
119 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
120 (alpha_emit_conditional_move): Initialize local_fast_math to
121 flag_unsafe_math_optimizations, not flat_fast_math.
122 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
123 instead of setting flag_fast_math to 1.
124 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
126 * config/i386/i386.c (override_options): Likewise
127 * config/i386/i386.md: Likewise.
128 * config/m68k/m68k.md: Likewise.
129 * config/mips/mips.md: Likewise.
130 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
131 (rs6000_generate_compare): Likewise.
133 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
135 * Makefile.in: Set RANLIB to @RANLIB@.
138 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
140 * fixinc/inclhack.def (djgpp_wchar_h): New test.
141 * fixinc/fixincl.x: Regenerated.
143 2001-03-07 Richard Henderson <rth@redhat.com>
145 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
147 2001-03-07 Richard Henderson <rth@redhat.com>
149 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
150 of block notes and exception handling notes.
152 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
153 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
154 (compile_file): ... here.
156 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
158 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
160 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
161 config.h now. Include libiberty.h to handle alloca.
163 2001-03-06 Zack Weinberg <zackw@stanford.edu>
165 * c-parse.in (yylexname): New function, split out of _yylex.
166 (objc_rid_sans_at): New table.
167 (init_reswords): Initialize it.
168 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
169 retrieving the next token and checking it for significance as
170 an ObjC keyword or string constant.
172 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
173 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
175 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
178 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
180 * config/m68k/m68k.c (const_uint32_operand): Accept any
181 const_int on a 32-bit host.
183 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
185 * objc/objc-act.c (init_objc): Set save_lang_status,
186 restore_lang_status, and mark_lang_status.
188 2001-03-06 Krister Walfridsson <cato@df.lth.se>
190 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
192 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
194 * cppinternals.texi: Update.
196 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
198 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
199 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
200 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
201 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
202 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
203 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
204 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
205 config/i386/xm-i386.h, config/i860/xm-i860.h,
206 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
207 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
208 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
209 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
210 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
211 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
212 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
213 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
214 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
215 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
216 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
217 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
218 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
219 match the defaults provided in hwint.h.
221 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
222 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
224 * config.gcc (xm_file): Don't set to files which are deleted.
226 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
227 guard this file against these macros being undefined.
229 2001-03-06 Zack Weinberg <zackw@stanford.edu>
231 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
232 and DECL_DEFER_OUTPUT on the decl we create, before calling
233 rest_of_decl_compilation.
235 2001-03-06 Zack Weinberg <zackw@stanford.edu>
237 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
239 * configure, config.in: Regenerate.
240 * config.gcc: Remove references to deleted files.
242 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
243 genrecog.c, rtl.c: Do not use alloca anywhere.
245 * Makefile.in, build-make, system.h, config/x-interix,
246 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
247 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
248 config/arc/xm-arc.h, config/arm/xm-arm.h,
249 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
250 config/h8300/xm-h8300.h, config/i370/x-oe,
251 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
252 config/i386/x-ncr3000, config/i386/x-sco5,
253 config/i386/xm-dgux.h, config/i860/x-sysv4,
254 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
255 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
256 config/m68k/x-hp320g, config/m69k/x-mot3300,
257 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
258 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
259 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
260 config/m88k/x-sysv4, config/m88k/x-tekXD88,
261 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
262 config/mips/x-iris, config/mips/x-iris3,
263 config/mips/x-sni-svr4, config/mips/x-sysv,
264 config/mips/xm-iris6.h, config/mips/xm-mips.h,
265 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
266 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
267 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
268 config/pa/xm-papro.h, config/romp/xm-romp.h,
269 config/rs6000/x-aix31, config/rs6000/x-aix41,
270 config/rs6000/x-beos, config/rs6000/x-lynx,
271 config/rs6000/x-mach, config/rs6000/x-rs6000,
272 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
273 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
274 config/sparc/x-sysv4, config/sparc/xm-linux.h,
275 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
276 config/vax/xm-vms.h: Eradicate all references to alloca and
279 * config/xm-alloca.h, config/clipper/x-clix,
280 config/i386/xm-sysv4.h, config/i860/x-fx2800,
281 config/i860/x-sysv3, config/m88k/x-sysv3,
282 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
283 (contained only alloca related hacks).
285 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
288 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
290 * invoke.texi: Document __FAST_MATH__.
292 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
294 * crtstuff.c: Restore include of auto-host.h.
296 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
298 Put main() in a separate file, so that the language
299 front-end can use a different main().
302 * toplev.c: (main): Rename as toplev_main.
303 * toplev.h: Declare toplev_main.
304 * Makefile.in (OBJS): add toplev.o.
305 (BACKEND): remove toplev.o, add main.o.
307 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
309 * cppfiles.c (search_from): Special case the empty string.
311 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
313 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
314 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
315 strlen or strcpy; we already know the length.
316 (_cpp_compare_file_date): Similarly.
317 * cpphash.h (struct cpp_reader): Delete done_initialising.
318 (CPP_PREV_BUFFER): Delete.
319 * cppinit.c (cpp_start_read): Don't set done_initialising.
320 * cpplex.c (parse_string): Guarantee null-termination.
321 (_cpp_equiv_toklists): Remove.
322 * cpplib.c (glue_header_name): Null-terminate.
323 (do_line): Don't leak memory.
324 * cpplib.h (BT_WEAK): Delete.
325 * cppmain.c (cb_ident): Strings are now null-terminated.
327 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
329 * gcc.c (convert_filename): Append executable suffix
330 if NO_AUTO_EXE_SUFFIX is not defined.
331 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
332 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
334 2001-03-03 David O'Brien <obrien@FreeBSD.org>
336 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
337 * c-parse.gperf, c-gperf.h: Delete.
338 (c-gperf.h was accidently re-added to the CVS repo in the rev
339 1.16 commit by tromey)
341 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
343 * cpplex.c (_cpp_lex_token): Don't warn about directives in
344 macro arguments when looking for the '('.
345 * cppmacro.c (funlike_invocation_p): Set parsing_args to
346 2 when really parsing arguments; 1 when looking for '('.
347 Always restore the lexer position.
349 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
351 * longlong.h (umul_ppmm): Don't use a multiline string.
353 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
355 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
356 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
357 t_bool in declaration because pcc can't combine volatile with typedef
360 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
362 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
363 until when it is really needed.
364 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
365 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
366 * i386.md (float?i?f splitter): Don't force source operand to memory
368 (sse_movdfcc): Fix constraint.
369 (sse_movdfcc splitter): Handle properly the second alternative.
371 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
373 * cpplex.c (parse_string): Unconditionally pedwarn.
375 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
378 * cppexp.c (parse_number): Update.
379 * cpplex.c (parse_string): Pedwarn if multiline string does not
380 result from a system header's macro.
381 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
382 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
383 for function-like macros too.
384 * c-lex.c (lex_number): Update.
386 2001-03-03 Richard Henderson <rth@redhat.com>
388 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
390 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
392 * combine.c (try_combine): If split with mode-changed scratch
393 register didn't work, try the original mode.
395 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
397 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
398 * config/c4x/c4x.h: Likewise.
399 * stor-layout.c (compute_record_mode): Likewise.
400 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
402 2001-03-02 Zack Weinberg <zackw@stanford.edu>
404 * configure.in: Kill tm.h. Include the files in the $tm_file
405 list in all three of config.h, hconfig.h, tconfig.h, after the
406 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
407 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
408 * configure: Regenerate.
409 * Makefile.in (clean): Don't delete tm.h.
411 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
412 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
413 those are not defined, set SEC and FEC to 0 and 1.
414 * gcc.texi: Update to match.
416 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
417 * config/fp-bit.c, config/m68k/aux-crt2.asm,
418 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
419 Include tconfig.h, not tm.h.
421 * config/xm-lynx.h, config/xm-std32.h,
422 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
423 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
424 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
425 config/clipper/xm-clix.h, config/convex/xm-convex.h,
426 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
427 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
428 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
429 config/i386/xm-i386.h, config/i860/xm-i860.h,
430 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
431 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
432 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
433 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
434 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
435 config/pa/xm-linux.h, config/pa/xm-pa.h,
436 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
437 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
438 config/pj/xm-pj.h, config/romp/xm-romp.h,
439 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
440 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
441 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
442 config/v850/xm-v850.h, config/vax/xm-vax.h,
443 config/we32k/xm-we32k.h:
445 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
447 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
448 config/i370/xm-oe.h: Don't include tm.h. Don't define
450 * config/vax/xm-vms.h: Don't include tm.h.
452 * config/xm-lynx.h, config/avr/xm-avr.h,
453 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
454 Delete; made empty by above changes.
455 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
456 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
457 Don't include config/xm-lynx.h or tm.h.
459 * config/xm-gnu.h: Don't include fcntl.h.
460 * config/sparc/xm-lynx.h: Don't include sys/types.h and
462 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
464 2001-03-02 Richard Henderson <rth@redhat.com>
466 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
467 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
469 2001-03-02 Richard Henderson <rth@redhat.com>
471 * Makefile.in (OBJS): Add dwarf2asm.o.
472 * dwarf2asm.c, dwarf2asm.h: New files.
473 * dwarf2out.c (*): Use them.
474 (size_of_uleb128, size_of_sleb128): Remove.
475 (output_uleb128, output_sleb128): Remove.
476 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
477 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
478 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
479 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
480 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
481 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
482 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
483 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
484 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
485 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
486 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
487 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
488 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
489 (dwarf2out_frame_debug): Remove unused variables.
490 (output_loc_operands): Don't abort on 8 byte constants if
491 host integers are wide enough.
492 (output_symbolic_ref): Remove.
493 (size_of_die): Don't assume 4 byte host integers.
494 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
496 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
497 something stupid with HOST_WIDE_INT to long truncation.
498 [CONST_DOUBLE]: Likewise.
500 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
501 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
502 * config/arm/unknown-elf.h: Likewise.
503 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
504 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
505 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
506 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
507 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
508 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
509 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
510 (ASM_OUTPUT_DWARF_OFFSET): Remove.
511 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
512 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
513 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
514 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
516 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
518 * cselib.c (hash_rtx): Cast enums to unsigned int.
520 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
522 * print-rtl.c (print_rtx): Cast enums to int for comparison.
523 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
525 * c-format.c (C_STD_VER): Cast to int for comparisons.
526 (check_function_format): Cast various enums to int for &.
527 (maybe_read_dollar_number): Likewise.
528 (check_format_info): Likewise.
529 (check_format_info_main): Likewise.
530 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
531 (safe_from_p): Likewise.
532 * varasm.c (const_hash): Cast enum to int for %.
533 * emit-rtl.c (init_emit_once): Use int loop variable to work around
534 pcc enum problems with < and ++ operators.
535 * regclass.c (init_reg_sets_1): Cast enums for comparison.
536 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
537 (regclass_init): Change enum class to int to iterate over reg_classes.
538 * genrecog.c (merge_trees): Cast enums for comparison.
539 * rtl.h (GET_CODE): Cast to enum rtx_code.
540 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
541 (GET_MODE): Cast to enum machine_mode.
542 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
543 (GET_NOTE_INSN_NAME): Cast enum to int.
544 * tree.h (TREE_CODE): Cast to enum tree_code.
545 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
546 * timevar.c (timevar_print): Change loop variable id from enum to
548 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
549 * config/i386/i386.md: Use PUT_MODE for mode assignment.
550 * toplev.c (compile_file): Cast enum DFI to int.
551 (decode_d_option): Likewise.
553 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
555 * cppinit.c (append_include_chain): Mark "after" include file name list
556 as a system directory.
557 * cpp.texi: Document new behavior.
559 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
561 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
563 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
565 * cppfiles.c (struct include_file): Update.
566 (stack_include_file): Use search_from.
567 (cpp_included, find_include_file): Update.
568 (cpp_execute_include): Update. ptr->name may not be
569 null terminated. Use the new search_from member variable
571 (_cpp_compare_file_date): Similarly.
572 (search_from): New function, similiar to actual_directory.
573 (actual_directory): Delete.
574 (remap_filename): Update. loc->name may not be null terminated.
575 (struct file_name_list): Rename search_path. Update.
576 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
578 (struct cpp_reader): Remove actual_dirs.
579 * cppinit.c (struct cpp_pending): Update for renamed objects.
580 (append_include_chain, remove_dup_dir, remove_dup_dirs,
581 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
582 * cpplib.h (struct cpp_options): Similarly.
584 2001-03-01 Zack Weinberg <zackw@stanford.edu>
586 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
587 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
588 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
589 config/clipper/xm-clix.h, config/convex/xm-convex.h,
590 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
591 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
592 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
593 config/i370/xm-linux.h, config/i370/xm-mvs.h,
594 config/i370/xm-oe.h, config/i386/xm-aix.h,
595 config/i386/xm-i386.h, config/i386/xm-osf.h,
596 config/i860/xm-i860.h, config/i960/xm-i960.h,
597 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
598 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
599 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
600 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
601 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
602 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
603 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
604 config/pj/xm-pj.h, config/romp/xm-romp.h,
605 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
606 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
607 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
608 config/v850/xm-v850.h, config/vax/xm-vax.h,
609 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
610 Do not define TRUE or FALSE.
612 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
613 empty by above change.
614 * config.gcc: Remove references to these files.
616 * configure.in: Detect stdbool.h.
617 * configure, config.in: Regenerate.
618 * system.h: Include stddef.h here if available.
619 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
620 Then set up a sensible boolean type at the very end.
622 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
623 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
625 * hash.h: Delete 'boolean' typedef and related #undefs.
627 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
628 all uses of 'boolean' with 'bool'.
630 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
632 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
633 * cppexp.c (lex): Cast enums for comparison.
634 * cppinit.c (parse_option): Cast enum for comparison.
635 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
636 (cpp_output_token): Likewise.
637 (cpp_can_paste): Cast enums for comparsion and plus/minus.
638 (cpp_avoid_paste): Cast enums for minus and comparison.
640 2001-03-01 Zack Weinberg <zackw@stanford.edu>
642 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
643 field to all array elements.
645 2001-03-01 Zack Weinberg <zackw@stanford.edu>
647 * cpphash.h (struct cpp_reader): Add print_version field.
648 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
649 just set print_version and other flags as appropriate.
650 (cpp_post_options): Print version here if print_version is set.
652 * toplev.c (exit_after_options): New flag.
653 (independent_decode_option): Don't exit here; just set
655 (main): Exit after calling lang_hooks.post_options if
656 exit_after_options is true.
658 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
659 (merge_include_chains): Adjust comment to match code.
661 2001-03-01 Zack Weinberg <zackw@stanford.edu>
663 * stringpool.c (set_identifier): New function.
664 * tree.h: Prototype it.
666 * c-parse.in: Kill D_YES. If compiled for objc, call
667 save_and_forget_protocol_qualifiers from init_reswords.
668 * objc/objc-act.c (remember_protocol_qualifiers,
669 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
670 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
672 (save_and_forget_protocol_qualifiers): New function.
673 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
675 2001-03-01 Diego Novillo <dnovillo@redhat.com>
677 * c-semantics.c (prune_unused_decls): Return error_mark_node
678 instead of (tree) 1 to stop traversing the tree chain.
680 2001-03-01 Bernd Schmidt <bernds@redhat.com>
682 Fix a problem introduced by Kenner's Feb 18 change.
683 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
684 flag_cse_skip_blocks only temporarily, not for ever.
686 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
688 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
689 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
691 * pa.c (emit_move_sequence): Verify operand0 is a hard register
692 before determining its register class.
694 2001-03-01 Bernd Schmidt <bernds@redhat.com>
696 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
697 from reg 4 if current_function_calls_setjmp.
698 (gen_nop_type): New function.
699 (ia64_emit_nops): New function.
700 (ia64_reorg): Call it.
701 (ia64_sched_reorder): Move code that rotates bundles up a bit.
703 * reload1.c (eliminate_regs_in_insn): Restrict the special case
704 code not to try to optimize adds with anything but a REG destination.
706 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
707 (INSN_PRIORITY_KNOWN): New accessor macro.
708 * haifa-sched.c (priority): Use it instead of testing priority against
711 2001-02-28 DJ Delorie <dj@redhat.com>
713 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
714 since that doesn't work the way gcc wants on a generic m68k.
716 2001-02-28 Richard Henderson <rth@redhat.com>
718 * caller-save.c (save_call_clobbered_regs): Fix typo in
719 comparison last change.
721 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
723 * i386.c (pentium4_cost): New.
724 (m_PENT4): New macro.
725 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
726 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
727 x86_integer_DFmode_moves, x86_partial_reg_dependency,
728 x86_memory_mismatch_stall): Add Pentium4
729 (x86_use_q_reg, x86_use_any_reg): Kill.
730 (override_options): Add pentium4.
731 (incdec_operand): Return 0 for pentium4.
732 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
733 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
734 (TARGET_PENTIUM4): Define.
735 (enum processor_type): Add PROCESSOR_PENTIUM4.
736 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
737 * i386.md (attribute "cpu"): Add pentium4.
738 * invoke.texi (march): Add pentium4.
740 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
742 * i386.md (sse_mov?fcc*): New patterns and splitters.
743 * i386.c (ix86_expand_movcc): Work post-reload; recognize
744 the SSE based conditional moves.
746 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
748 * i386.md (attribute mode): Add "TI".
749 (movsf_1): Add pxor support; remove constant propagation splitter.
750 (movdf_integer): Likewise.
751 (movdf_nointeger): Likewise.
752 (movxf constant prop splitter): Handle all modes; update for SSE.
753 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
754 * i386.c (standard_80387_constant_p): Rewrite.
755 (standard_sse_constant_p): New.
756 * i386-protos.h (standard_sse_constant_p): New.
758 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
760 * i386.md (sse_setccsf, sse_setccdf): New.
761 (sse_cmp* patterns): Use '%D' instead of outputtting condition
763 * i386.c (sse_comparison_operator): Accept the supported unordered
764 comparses; be ready for fast_math.
765 (print_operand): Support 'D'.
767 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
769 * jump.c (reversed_comparison_code): Kill.
771 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
773 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
776 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
778 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
779 add missing '%' in constraints.
781 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
783 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
784 for HOST_BITS_PER_WIDE_INT == 32 too.
786 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
788 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
790 (insert_save, insert_restore): New parameter save_mode.
791 (init_caller_save): Update initialization of reg_save_code
792 and reg_restore_code.
793 (save_call_clobbered_regs): Compute save_modes and update calls to
794 reg_save_code and reg_restore_code.
795 (insert_restore): Unsignetize numbers; use save_modes to choose mode
796 of spill; update use of reg_restore_code.
797 (insert_save): Likewise.
798 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
799 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
800 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
802 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
804 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
805 noce_try_store_flag_inc, noce_try_store_flag_mask,
806 noce_try_cmove_arith):
807 Use reversed_comparison_code instead of reverse_comparison and
808 can_reverse_comparison_p.
810 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
812 * jump.c (reversed_comparison_code_parts): Allow reversal of
813 unordered compares in -ffast-math mode; reverse ordered compares
814 for FP even w/o -ffast-math.
816 2001-02-27 Richard Henderson <rth@redhat.com>
818 * print-rtl.c (print_rtx) [i]: Don't print field five on
819 NOTEs other than NOTE_INSN_DELETED_LABEL.
821 2001-02-27 Zack Weinberg <zackw@stanford.edu>
823 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
824 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
826 2001-02-27 Diego Novillo <dnovillo@redhat.com>
828 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
829 even if walk_subtrees is 0.
830 * c-semantics.c (prune_unused_decls): Return a non-null value to
831 stop traversing the tree chain.
833 2001-02-27 DJ Delorie <dj@redhat.com>
835 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
836 register, *then* define it as the new CFA.
838 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
840 * pa.c (override_options): Promote -fpic to -fPIC.
841 (legitimize_pic_address): Simplify due to removal of
842 small PIC as a code generation option.
843 (secondary_reload_class): Similarly.
844 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
845 (PRINT_OPERAND_ADDRESS): Similarly.
846 * pa.md (various patterns): Similarly.
847 (small pic lo_sum pattern): Remove.
849 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
852 * md.texi (min, max): Document
854 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
856 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
857 TARGET_PARTIAL_REG_DEPENDENCY.
858 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
860 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
862 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
864 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
866 * mips.c (mips_make_temp_file): Fix thinko in last change.
868 2001-02-26 Jason Eckhardt <jle@redhat.com>
870 * combine.c (known_cond): Do not reverse the condition when
871 SMAX/UMAX is being considered and the condition is for equality
874 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
876 2001-02-26 Philip Blundell <philb@gnu.org>
878 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
880 * config/arm/linux-elf.h: Remove historical relics related to
881 above configurations.
882 * config/arm/linux-oldld.h: Delete.
883 * config/arm/linux-elf26.h: Delete.
885 2001-02-26 Jason Merrill <jason@redhat.com>
887 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
889 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
890 recognize a tentative definition. Lose obsolete code.
892 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
893 variables unless necessary, either.
895 2001-02-25 Richard Henderson <rth@redhat.com>
897 * ifcvt.c (struct noce_if_info): Add test_bb.
898 (noce_get_alt_condition): New.
899 (noce_try_minmax, noce_try_abs): New.
900 (noce_operand_ok): New.
901 (noce_process_if_block): Use them.
902 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
904 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
906 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
909 2001-02-25 Zack Weinberg <zackw@stanford.edu>
911 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
912 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
914 (mips_asm_file_end): Free temp_filename here.
916 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
918 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
919 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
921 * config/i386/i386.md (movstrsi): Handle FAIL case.
923 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
925 * cppinit.c (builtin_array): Update.
926 (init_builtins): Flag builtins to warn if redefined or
927 undefined. Define __GXX_WEAK as a normal macro.
928 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
929 * cpplib.h (NODE_WARN): New flag.
930 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
931 Handle __STDC__ as a builtin only on Solaris.
932 (warn_of_redefinition): Renamed from check_macro_definition.
933 Reverse sense of test. Always warn if NODE_WARN.
934 (_cpp_create_definition): Use warn_of_redefinition. Flag
935 any macro beginning with "__STDC_" to require a mandatory
936 warning if redefined or undefined.
938 2001-02-24 Zack Weinberg <zackw@stanford.edu>
940 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
941 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
942 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
943 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
944 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
945 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
947 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
948 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
949 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
950 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
951 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
953 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
954 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
957 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
958 Delete now-empty file.
960 * alpha/vms.h: Define NEED_ATEXIT here...
961 * alpha/xm-vms.h: ...not here.
963 * i386/cygwin.h: Don't define PARAMS.
964 * mips/mips.c: Don't prototype mktemp. Don't define
965 P_tmpdir. Use make_temp_file to create temporary files.
966 Don't be clever and delete temporary files early.
967 * config.gcc: Drop references to deleted files. Don't define
969 * gcc.texi: Don't mention USE_PROTOTYPES.
971 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
973 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
974 (ix86_set_move_mem_attrs_1): Likewise.
975 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
976 * config/i386/i386.md (movstrsi): Call it.
978 2001-02-24 Zack Weinberg <zackw@stanford.edu>
980 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
981 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
982 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
983 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
985 (i750a-*-*): Error here if hosting on i750a.
986 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
988 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
989 Remove (empty modulo comments).
991 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
992 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
993 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
994 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
995 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
996 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
998 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
999 Remove reference to winnt.h in comment.
1000 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
1002 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1004 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
1005 used to set another biv.
1007 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1009 * tree.h (BLOCK_DEAD): New macro.
1010 (struct tree_block): New flag, dead_flag.
1011 * print-tree.c (print_node, case 'b'): Print missing fields.
1012 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
1013 * function.c (identify_blocks): Enable test for misplaced notes.
1014 (all_blocks): Skip BLOCK_DEAD blocks.
1015 * integrate.c (integrate_decl_tree): Likewise.
1017 * errors.c (internal_error, trim_filename): New functions.
1018 (fancy_abort): Call internal_error.
1019 * errors.h (internal_error, trim_filename): New declarations.
1021 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
1023 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
1025 (EXTRA_CONSTRAINT): Formatting changes.
1027 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1029 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
1031 2001-02-23 Per Bothner <per@bothner.com>
1033 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
1034 so they can be called from java/jvspec.c.
1035 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
1037 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
1039 * i386.c (ix86_frame): New structure.
1040 (ix86_compute_frame_size): Kill.
1041 (ix86_compute_frame_layout): New.
1042 (ix86_save_reg): New.
1043 (ix86_can_use_return_insn_p): Use frame layout stuff.
1044 (ix86_expand_prologue): Likewise.
1045 (ix86_expand_epilogue): Likewise.
1046 (ix86_initial_elimination_offset): Likewise.
1047 (ix86_nsaved_regs): Use ix86_save_reg.
1048 (ix86_emit_save_regs): Likewise.
1050 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
1052 * flow.c (find_sub_basic_blocks): New function.
1053 (split_block): Be ready for basic block introduced by CODE_LABEL.
1054 (commit_one_edge_insertion): Call find_sub_basic_block.
1056 * flow.c (make_edges): Add edge from entry for blocks starting with
1057 label having ALTERNATE_NAME
1059 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
1061 * function.c (epilogue_done): Be ready for first basic block not
1062 containing PROLOGUE_END note.
1063 (reposition_prologue_and_epilogue_notes): Avoid placing
1064 PROLOGUE_END note between BASIC_BLOCK.
1066 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
1068 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
1070 2001-02-21 DJ Delorie <dj@redhat.com>
1072 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
1073 check for current_function_has_nonlocal_goto from 1999-11-12.
1075 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1077 * diagnostic.c (trim_filename): No longer static.
1078 * toplev.h (trim_filename): Declare.
1079 * rtl.c (rtl_check_failed_bounds): Call internal_error.
1080 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
1081 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
1082 (rtvec_check_failed_bounds): Likewise.
1083 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
1085 * convert.c (convert_to_integer): Don't do unsigned unless result or
1086 both inputs are unsigned.
1088 * fold-const.c (fold_convert): Don't call size_int_type_wide if
1091 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
1093 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
1095 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
1097 * Makefile.in (resource.o): Add params.h dependence.
1098 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
1099 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
1100 * resource.c: Add dependence on params.h.
1101 (current_live_regs): Fix explanatory comment.
1102 (find_basic_block): Add new parameter to permit limiting search
1104 (mark_target_live_regs): Add new argument to find_basic_block call.
1105 (incr_ticks_for_insn): Likewise.
1107 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1109 * diagnostic.c (output_to_stream): Rename to
1110 output_buffer_to_stream. Loses the stream parameter.
1111 (init_output_buffer): Set diagnosic_buffer's stream.
1112 (flush_diagnostic_buffer): Adjust.
1113 (default_print_error_function): Likewise.
1114 (finish_diagnostic): Likewise.
1115 (verbatim): Likewise.
1117 * diagnostic.h (struct output_buffer): Add `stream' field.
1118 (output_buffer_attached_stream): New macro.
1120 2001-02-23 Jakub Jelinek <jakub@redhat.com>
1122 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
1123 check if either operand is divisible by C.
1124 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
1125 If type is signed, consider negative numbers as well.
1127 2001-02-22 Richard Henderson <rth@redhat.com>
1129 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
1130 reach .text instead of gp-relative relocs.
1131 * config/ia64/crtend.asm (.init): Likewise.
1133 2001-02-22 Andreas Jaeger <aj@suse.de>
1135 * extend.texi (C++ Attributes): Fix typo.
1137 2001-02-21 David Mosberger <davidm@hpl.hp.com>
1139 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
1140 functions, drop current_function_args_info.words test.
1141 (ia64_compute_frame_size): Mark syscall_linkage functions as
1142 using eight input registers.
1144 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
1145 Bruce Korb <bkorb@gnu.org>
1147 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
1148 * fixinc/README: Document how to convert sed substitutions
1149 to format style c_fix-es.
1150 * fixinc/fixincl.x: regen
1152 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
1154 * gcc.c: Add comment explaining how to add a command-line option.
1155 Add title to specs language comment.
1157 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1159 * gcc.c (cc1_options): Add "-param".
1160 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
1161 (option_map): Likewise.
1162 * toplev.c (display_help): Add entry for "--param".
1163 (independent_decode_option): Fix typographical error.
1165 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
1166 Bernd Schmidt <bernds@redhat.com>
1167 Jan Hubicka <jh@suse.cz>
1169 * i386.c (function_arg_advance): Pass SSE arguments in registers.
1170 (function_arg): Likewise.
1172 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
1174 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
1176 2001-02-21 Kazu Hirata <kazu@hxi.com>
1178 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
1182 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
1184 * flow.c (init_propagate_block_info): Canon address and use single_set
1185 for killing dead memory stores.
1187 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1189 * Makefile.in (reorg.o): Add params.h dependence.
1190 * params.def: Fix typographical error in comment.
1191 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1192 * params.h: Modify introductory comment.
1193 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1194 * reorg.c: Add dependence on params.h.
1195 (redundant_insn): Add parameterized throttle for search.
1196 (fill_simple_delay_slots): Add a comment explaining a variable.
1197 Move conditional out of loop, simplifying code.
1198 (fill_eager_delay_slots): Fix typographical error in comment.
1200 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
1202 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
1204 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
1205 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
1207 2001-02-21 Jason Merrill <jason@redhat.com>
1209 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
1210 (struct tree_decl): Add uninlinable bitfield.
1211 * c-decl.c (duplicate_decls): Set it.
1212 * integrate.c (function_cannot_inline_p): Check it.
1214 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
1215 DW_AT_MIPS_linkage_name to abstract methods.
1216 (dwarf2out_abstract_function): Emit class context before calling
1217 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
1218 (gen_subprogram_die): Remove obsolete code.
1219 (gen_member_die): Don't include clones in the member list.
1220 (gen_decl_die): Emit abstract info for clone origin.
1221 * dwarfout.c (output_type): Don't include clones in the member list.
1222 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
1223 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
1224 DECL_ABSTRACT on a function that already has it set.
1226 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
1227 (get_subprogram_die): Pass it in.
1229 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
1231 * flow.c (mark_set_1): Make not_dead unsigned long. For
1232 non-pseudos, use it as a bitmask of the hard regs that
1235 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
1237 * cppfiles.c: Update comments.
1238 (_cpp_read_file): Don't check for NULL filenames any more.
1239 * cppinit.c (cpp_start_read): Don't do canonicalization of
1240 in_fname and out_fname. Use the passed file name exclusively.
1241 (_cpp_handle_options): Don't treat "-" as a command line option,
1242 but as a normal filename.
1243 (_cpp_post_options): Canonicalize in_fname and out_fname.
1244 * cppmain.c (printer_init): Don't check out_fname for NULL.
1245 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
1246 (init_c_lex): Update, and use "" to represent stdin to CPP.
1249 2001-02-20 Will Cohen <wcohen@redhat.com>
1251 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
1252 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
1253 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
1256 2001-02-20 Stan Shebs <shebs@apple.com>
1258 * config/rs6000/rs6000.c (output_cbranch): Output branches
1259 on separate lines instead of using ';' to separate.
1261 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
1263 * cppinit.c (set_lang): Move builtin handling to...
1264 (init_builtins): ...here.
1265 (_cpp_create_reader): Move call to set_lang.
1267 2001-02-20 Mark Mitchell <mark@codesourcery.com>
1269 * stmt.c (expand_return): If an attempt is made to return the
1270 error_mar_node, treat the return like a return without a value.
1272 2001-02-19 Zack Weinberg <zackw@stanford.edu>
1274 * sibcall.c (skip_copy_to_return_value): Call
1275 identify_call_return_value here, and return orig_insn if it
1276 returns zero. Hardret and softret arguments now unnecessary.
1277 (call_ends_block_p): Don't call identify_call_return_value here.
1279 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
1281 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
1282 * ggc.h (ggc_mark_if_gcable): Delete prototype.
1284 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
1286 * pa.c (move_operand): Accept code to load the address of a
1287 symbol out of the DLT as a valid move operand.
1288 (print_operand, case 'A'): New to handle generating a DLT
1289 reference for a LO_SUM expression.
1290 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
1291 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
1293 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
1295 * README, cpp.texi, gcc.texi, version.c: Update version number to
1297 * cpp.1, gcov.1, gcc.1: Regenerate.
1299 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
1301 * cppfiles.c (stack_include_file): Generate dependencies
1302 here, and manage include_count here too.
1303 (PRINT_THIS_DEP): Delete.
1304 (_cpp_execute_include): Do not generate dependencies here,
1305 apart from the case of a missing header. Do not manage
1307 (_cpp_read_file): Leave dependency generation to
1310 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
1312 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
1313 target_cpu_default. Remove dead assignment to
1316 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
1318 * regclass.c (contains_reg_of_mode): Make global.
1319 (init_reg_sets): Remove contains_reg_of_mode; take into account
1320 CLASS_MAX_NREGS when looking for the proper mode.
1321 (dump_regclass): Dump only classes considered for the pseudo.
1322 (regclass): Use contains_reg_of_mode.
1324 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
1326 * gcc.c (do_spec_1): 'n' for printing notices.
1327 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
1329 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
1331 * reg-stack.c (next_flags_user): Use current_block->end
1332 (swap_rtx_condition): Look for next user if flags don't die;
1333 give up on CALL_INSNs; use current_block->end.
1335 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1337 * sibcall.c (call_ends_block_p): New function.
1338 (optimize_sibling_and_tail_recursive_call): Use it.
1340 2001-02-18 Kazu Hirata <kazu@hxi.com>
1342 * config/h8300/h8300.md: Update copyright.
1343 (andsi3): Do not output an extra newline character.
1345 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1347 * toplev.c (note_deferral_of_defined_inlined_function): Argument
1348 FNDECL may be unused.
1350 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
1351 follow jumps after first run.
1352 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
1353 it doesn't change any jumps.
1355 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
1357 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
1358 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
1359 (mostlyclean): Corresponding changes.
1360 * rtlanal.c (hard-reg-set.h): Include.
1361 (rtx_unstable_p): Do not treat the argument pointer specially
1362 if it is not a fixed register.
1363 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
1365 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1367 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
1368 against last real insn in basic block.
1369 Rework to avoid gotos.
1371 * Makefile.in (gcse.o): Now includes ggc.h.
1372 * gcse.c: Include ggc.h.
1373 (want_to_gcse_p): Verify expression can be in SET as valid insn.
1374 (try_replace_reg): Remove warning of uninitialize variable.
1375 (process_insert_insn): Call invalid_insn_p to validate insn.
1376 * recog.c (insn_invalid_p): Now global.
1377 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
1378 * recog.h (insn_invalid_p): New declaration.
1380 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
1382 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
1383 assignments from FP constants since 'Y' output code can't handle it.
1384 (eligible_for_sibcall_delay): Likewise.
1386 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
1387 Call fancy_abort directly, passing args.
1388 (print_rtl_and_abort): Now a macro, like fancy_abort.
1390 * final.c (output_operand_lossage): Use internal_error, not error.
1392 2001-02-18 Shane Nay <shane@agendacomputing.com>
1394 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
1395 structure shift insns.
1397 2001-02-18 Mark Mitchell <mark@codesourcery.com>
1399 * invoke.texi (-fsquangle): Remove documentation.
1400 (-fname-mangling-version): Likewise.
1402 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
1404 * optabs.c (expand_abs): Remove reference to
1405 HAVE_contitional_arithmetic.
1406 * combine.c (simplify_set): Likewise.
1408 2001-02-18 Richard Henderson <rth@redhat.com>
1410 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
1413 2001-02-18 Richard Henderson <rth@redhat.com>
1415 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
1417 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
1419 * reload1.c (reload_cse_simplify_set): Fix typo.
1421 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1423 * diagnostic.c (_fatal_insn): Decrement errorcount.
1425 * invoke.texi (-I): Add note avoiding use for system header files.
1427 * rtl.h (add_clobbers): Remove duplicate declaration.
1428 * recog.h (added_clobbers_hard_reg_p): New declaration.
1429 * genemit.c (struct clobber_pat): New field has_hard_reg.
1430 (gen_insn): Record if added clobbers clobber hard reg.
1431 (gen_split): Avoid unused warning if number of operands is 0.
1432 (output_added_clobbers_hard_reg_p): New function.
1435 2001-02-18 Alan Modra <alan@linuxcare.com.au>
1437 * pa.c (hppa_expand_prologue): Simplify code storing return
1438 pointer. For large (>=8k) frames with a post_store, adjust stack
1439 pointer by 8k-64 first rather than by 64. When testing with
1440 VAL_14_BITS_P, always use the actual value rather than the value
1441 negated. Add blockage to prevent scheduling of spills before
1442 stack frame has been created.
1443 (hppa_expand_epilogue): Simplify code loading return pointer.
1444 Allow a slightly larger range for merge_sp_adjust_with_load case.
1445 When testing with VAL_14_BITS_P, always use the actual value.
1447 * pa.c (pa_adjust_insn_length): Check that block move
1448 pattern is a set before looking at operands.
1450 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1452 * fold-const.c (fold_binary_op_with_conditional_arg): New
1453 function, split out from ...
1455 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
1456 conditional arms that throw exceptions.
1458 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
1461 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1463 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
1464 define HAVE_DECL_* to 1 to mask potential backup declarations.
1465 * configure: Regenerated.
1467 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1469 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
1471 2001-02-17 Richard Henderson <rth@redhat.com>
1473 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
1474 when replacing a memory load with a register.
1476 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1477 Jan Hubicka <jh@suse.cz>
1479 * recog.c (validate_replace_src_1): New.
1480 (validate_replace_src_data): Likewise.
1481 (validate_replace_src): Use note_uses.
1482 * rtl.h (note_uses): Declare.
1483 * rtlanal.c (note_uses): New.
1485 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
1487 * reg-stack.c (stack_def): Make field reg unsigned.
1488 (remove_regno_note): Unsignetize parameter.
1490 2001-02-16 Jes Sorensen <jes@linuxcare.com>
1492 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
1493 shladd_operand() call.
1495 2001-02-16 Bruce Korb <bkorb@gnu.org>
1496 Rodney Brown <RodneyBrown@mynd.com>
1498 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
1499 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
1500 machine restrictions
1501 * fixinc/fixincl.x: regen
1503 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1505 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
1507 (hash_scan_insn): Clean up calls to hash_scan_set.
1508 (compute_kill_rd): REGNO now unsigned.
1509 (try_replace_reg): Rework to use simplify_replace_rtx.
1510 (cprop_jump, cprop_cc0_jump): Likewise.
1511 (cprop_insn): Call find_reg_equal_equiv_note.
1512 Reflect changes to cprop_jump and cprop_cc0_jump.
1514 * recog.c (validate_replace_src): Replace in operands of
1515 ZERO_EXTRACT in SET_DEST.
1517 * cse.c (new_label_ref): New variable.
1518 (insert): Set it instead of recorded_label_ref.
1519 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
1520 CODE_LABEL for this function, and not already in REG_LABEL note.
1522 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
1524 * resource.c (mark_referenced_resources): Fix typo in introductory
1526 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
1529 2001-02-16 Jason Merrill <jason@redhat.com>
1531 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
1533 (gen_subprogram_die): Don't abort on seeing a second definition if
1534 the previous one was abstract. Don't replace an abstract instance
1535 in the lookup table.
1537 * dwarf2out.c (dwarf2out_abstract_function): Rename from
1538 gen_abstract_function.
1539 * dwarf2out.h: Declare it.
1540 * toplev.c (note_outlining_of_inline_function): New fn.
1541 * toplev.h: Declare it.
1542 * integrate.c (output_inline_function): Call it.
1543 * c-decl.c (duplicate_decls): Call it when redefining an extern
1544 inline. Don't inline the new defn.
1546 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
1548 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1550 * .gdbinit: Rename to gdbinit.in.
1551 * gdbinit.in: New file,
1552 * configure.in: Generate .gdbinit from gdbinit.in.
1553 * configure: Regenerated.
1554 * Makefile.in (distclean): Always remove .gdbinit.
1556 2001-02-16 Jakub Jelinek <jakub@redhat.com>
1558 * objc/objc-act.c (start_class): Register implemented_classes with
1561 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
1563 * cppfiles.c (_cpp_make_system_header): Generate a file
1566 2001-02-15 Jim Meyering <meyering@lucent.com>
1568 * Makefile.in (install-common): Don't depend on installdirs here.
1569 Instead, make each of the lang.install-common targets (e.g.,
1570 c++.install-common in cp/Make-lang.in) depend on it.
1571 (install-driver): Depend on installdirs.
1573 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1575 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
1577 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
1580 2001-02-15 Mark Mitchell <mark@codesourcery.com>
1582 * invoke.texi (--param): Document.
1584 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
1586 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
1588 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
1590 * i386.md (extendsfdf2_2): Fix constraints.
1592 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
1594 * i386.md (fop_df_3 splitter): Fix operand number.
1596 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
1598 * invoke.texi (-mreg-alloc): Nuke.
1599 * i386.c (ix86_reg_alloc_order, regs_allocated,
1600 order_regs_for_local_alloc): Nuke.
1601 (override_options): Kill reg_alloc code.
1602 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
1603 (REG_ALLOC_ORDER): SSE goes before I387.
1604 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
1605 (ix86_reg_alloc_order): Likewise.
1606 * i386-protos.h (ix86_reg_alloc_order): Kill.
1608 2001-02-14 Richard Henderson <rth@redhat.com>
1610 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
1612 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
1614 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
1616 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
1618 * i386-protos.h (ix86_memory_move_cost): Move offline.
1619 * i386.c (ix86_register_move_cost): Compute properly cost of
1620 SSE, MMX and i387 instructions.
1621 (*_cost): Add costs of SSE/MMX moves.
1622 (ix86_memory_move_cost): Move offline from ....; Likewise.
1623 * i386.h (MEMORY_MOVE_COST): .... here;
1624 (struct processor costs): Add new fields to represent costs
1627 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
1629 * regclass.c (init_reg_sets_1): Reinstall the optimization of
1630 move_cost together with Matt Kraai's fix.
1632 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
1634 * Makefile.in (OBJS): Add params.o.
1636 2001-02-14 Richard Henderson <rth@redhat.com>
1637 DJ Delorie <dj@redhat.com>
1639 * jump.c (jump_optimize_1): When we delete a conditional jump
1640 preceeding a non-conditional jump to effectively the same place,
1641 make sure that the combined jump skips any clobber insns between
1644 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
1646 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
1648 2001-02-14 Mark Mitchell <mark@codesourcery.com>
1650 * Makefile.in (toplev.o): Depend on params.h.
1651 (intergate.o): Likewise.
1652 (params.o): New target.
1653 * flags.h (inline_max_insns): Remove.
1654 * integrate.c: Include params.h.
1655 Use MAX_INLINE_INSNS instead of inline_max_insns.
1656 * params.c: New file.
1657 * params.h: Likewise.
1658 * params.def: Likewise.
1659 * toplev.c: Include params.h.
1660 (lang_independent_params): New variable.
1661 (decode_f_option): Use the param machinery instead of setting
1663 (independent_decode_option): Handle "--param name=value".
1664 (main): Register language-independent parameters.
1666 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
1668 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
1670 2001-02-14 Richard Henderson <rth@redhat.com>
1672 * regclass.c (init_reg_sets_1): Revert last two changes.
1674 2001-02-14 Jakub Jelinek <jakub@redhat.com>
1676 * stor-layout.c (is_pending_size, put_pending_size): New functions.
1677 (variable_size): Call put_pending_size.
1678 * tree.h (is_pending_size, put_pending_size): Add prototypes.
1679 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
1680 sizes list, put newly created SAVE_EXPR there as well.
1682 2001-02-14 Jakub Jelinek <jakub@redhat.com>
1684 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
1685 (errata_find_address_regs): load_group has only 2 entries.
1686 (errata_emit_nops): Likewise. shladd is not problematic.
1687 Clear last_group if nop was emitted.
1688 (fixup_errata): load_group has only 2 entries.
1691 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
1693 * c-lex.c (lex_number): Only warn traditionally for U suffix
1694 outside system macros.
1695 * cppexp.c (parse_number): Similarly.
1696 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
1697 * cppmacro.c (struct cpp_macro): New member node.
1698 (parse_args): Only warn about missing rest args if not
1700 (funlike_invocation_p): Similarly for uninvoked funlike macros.
1701 (cpp_sys_objmacro_p): New.
1702 (_cpp_create_definition): Store the node with the macro defn.
1703 Remember if the macro is defined in a system header.
1705 2001-02-13 DJ Delorie <dj@redhat.com>
1707 * configure.in (check_languages): determine languages to check
1708 * Makefile.in (check-c++): alias for check-g++
1709 (check-f77): alias for check-g77
1710 (CHECK_TARGETS): depend on configured languages
1712 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
1714 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
1715 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
1716 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
1717 (sqrtextendsfdf2): Disable for SSE2.
1719 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1721 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
1722 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
1723 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
1724 (sqrtextendsfdf2): Disable for SSE2.
1726 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
1728 * i386.md (movsfcc_1): Support integer cmove instruction.
1729 (movdfcc_1): Likewise; new splitter.
1731 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
1733 * i386.c (output_fp_compare): Support SSE.
1734 (prepare_fp_compare_args): SSE comparisons always support memory.
1735 * i386.h (TARGET_CMOVE): SSE imply cmove.
1736 * i386.md (cmp?f2): Enable for SSE too.
1737 (cmpfp_i*): Support SSE.
1739 (cmpfp_i_sse_only): New.
1740 (s*, b* fp expanters): Enable for SSE too.
1741 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
1744 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
1746 * regclass.c (init_reg_sets_1): Silence warning.
1748 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
1750 * i386.md (sqrt?f2): Change to expander.
1751 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
1753 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1755 * rtlanal.c (find_reg_equal_equiv_note): New function.
1756 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
1757 (simplify_gen_relational, simplify_replace_rtx): Likewise.
1758 * rtl.h: Add declarations for above functions.
1760 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
1762 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
1764 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
1765 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
1766 * flow.c (mark_regs_live_at_end): Likewise.
1767 (calculate_global_regs_live): Likewise.
1768 * gcse.c (compute_hash_table): Likewise.
1769 (compute_kill_rd): Likewise.
1770 * resource.c (mark_target_live_regs): Likewise.
1771 * rtl.h (INVALID_REGNUM): New macro.
1773 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
1775 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
1777 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
1779 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
1782 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
1784 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
1786 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
1787 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
1788 (fop_sf_1_sse, fop_df_1_sse): New patterns
1789 (fop_*): Disable float_extend and float patterns for SSE compilation.
1790 * i386.c (output_387_binary_op): Support SSE.
1792 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
1794 * i386.md (dummy_extendsfdf2): Support SSE2
1795 (extendsfdf2): Enable if 80387 or SSE2.
1796 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
1797 and no MIX_I387_SSE2
1798 (extendsfdf2_1_sse_only): New pattern.
1799 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
1801 (truncdfsf2_1): Support SSE.
1802 (truncdfsf2_2): Support SSE.
1803 (truncdfsf2_2_1_sse): New pattern.
1804 (fixtruncsfsi2): Always use SSE if available.
1805 (fix_truncsfsi_sse): New pattern.
1806 (fix_truncdfsi_sse): New pattern.
1807 (floatsis?f2): Support SSE.
1808 (floatsidf2_i387): New pattern.
1809 (floatsidf2_sse): Likewise.
1811 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1813 * configure.in: Use "have_gnat" variable, not "gnat".
1814 * configure: Regenerated.
1816 * config/sparc/sparc.c (function_value): Treat all non-record
1817 aggregate types like used to treat UNION_TYPE.
1819 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
1821 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
1822 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
1824 (MASK_MIX_SSE_I387): New.
1825 (TARGET_SSE): SSE2 imply SSE.
1826 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
1827 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
1828 (enum reg_class): Add new classes.
1829 (REG_CLASS_NAMES): Likewise.
1830 (REG_CLASS_CONTENTS): Likewise.
1831 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
1832 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
1833 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
1834 (CLASS_MAX_NREGS): Use new macros.
1835 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
1836 * i386.md (pushsf, movsf): Support SSE.
1837 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
1838 splitters to use ANY_FP_REGNO_P.
1839 (movdf_nointeger, movdf_integer): Likewise.
1841 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
1843 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
1844 (try_combine): Use it.
1846 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
1848 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
1849 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
1850 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
1851 (REGISTER_MOVE_COST): Likewise.
1852 * i386-protos.h (ix86_secondary_memory_needed,
1853 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
1854 * i386.c (ix86_secondary_memory_needed,
1855 ix86_preferred_reload_class, ix86_register_move_cost): New function.
1857 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
1859 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
1860 (HARD_REGNO_MODE_OK): Move offline to ....
1861 * i386.c (ix86_hard_regno_mode_ok) ... here;
1862 refuse all incorrect modes.
1863 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
1865 2001-02-13 Richard Henderson <rth@redhat.com>
1867 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
1868 entire operator; replicate that and match_dup the operands.
1869 (cmp_ccx_arith_op_set): Likewise.
1870 (cmp_cc_arith_op_not_set): Likewise.
1871 (cmp_ccx_arith_op_not_set): Likewise.
1873 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
1875 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
1877 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
1879 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
1880 (TARGET_NO_BITFIELD_WORD): New macro.
1881 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
1882 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
1884 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1886 * cselib.c: New file, from simplify-rtx.c.
1887 * simplify-rtx.c: Remove cselib parts.
1888 * Makefile.in: Add cselib.o.
1890 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
1892 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
1893 (setup_incoming_varargs): Remove warning.
1895 * config/rs6000/rs6000.c (validate_condition_mode): When
1896 flag_fast_math, allow floating-point conditionals to be reversed.
1897 (rs6000_generate_compare): When flag_fast_math, don't generate
1898 cror operations for FP conditionals.
1900 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
1902 (ASM_SPEC): Likewise.
1903 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
1904 (CC1_SPEC): Likewise.
1905 (LINK_TARGET_SPEC): Likewise.
1906 (CPP_ENDIAN_SPEC): Likewise.
1907 * Makefile.in (check-consistency): New target.
1909 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
1911 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
1912 "return type defaults" warning for functions with return type
1914 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
1915 function declarations by default rather than only when pedantic.
1917 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
1919 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
1922 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
1924 * extend.texi (Deprecated): Deprecate new initializer lists.
1926 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
1928 * mkdeps.c (deps_add_default_target): Robustify. Add
1929 basename component only.
1930 * cpp.texi (-M): Describe how default target is generated.
1931 * invoke.texi (-M): Likewise.
1933 2001-02-12 Kazu Hirata <kazu@hxi.com>
1935 * toplev.c (push_float_handler): Remove.
1936 (pop_float_handler): Remove.
1937 * toplev.h: Remove prototypes for the above functions.
1939 2001-02-12 Jakub Jelinek <jakub@redhat.com>
1941 * c-common.c (constant_fits_type_p): New function.
1942 (convert_and_check): Use it.
1944 2001-02-11 Mark Mitchell <mark@codesourcery.com>
1946 * Makefile.in (GXX_ABI_FLAG): Don't define.
1947 * configure.in (--enable-new-gxx-abi): Remove option.
1948 * config.in: Regenerated.
1949 * configure: Likewise.
1951 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
1953 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
1955 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
1956 regular basic block, and arrange for all edges into it to switch
1959 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1961 * Makefile.in (distclean): Do not remove .gdbinit.
1963 2001-02-11 Mark Mitchell <mark@codesourcery.com>
1965 * Makefile.in (gcc.o): Fix typos.
1966 (protize.o): Likewise.
1967 (unprotoize.o): Likewise.
1969 2001-02-11 Richard Henderson <rth@redhat.com>
1971 * tree.c (build1): Check for null operand in last change.
1973 2001-02-11 Richard Henderson <rth@redhat.com>
1975 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
1976 (fold): Don't assume a constant isn't foldable.
1977 * tree.c (build): Set TREE_CONSTANT for an expression with no
1978 side-effects and constant operands.
1981 2001-02-10 Richard Henderson <rth@redhat.com>
1983 * jump.c (squeeze_notes): Revert 2000-05-12 change.
1985 2001-02-10 Anthony Green <green@redhat.com>
1987 * cpp.texi (Standard Predefined): Add documentation for
1990 * c-common.c (combine_strings): Improve warning message.
1992 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
1994 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
1996 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
1998 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
2000 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
2003 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2005 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
2008 2001-02-09 Nick Clifton <nickc@redhat.com>
2010 * config/arm/arm.md: Change output contraint on post inc
2011 load/store multiple patterns to be a read/write contraint.
2013 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
2015 * gcc.c (cpp_options): Delete .d files on error. Don't delete
2016 .o files when using the -M options.
2018 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2019 David Edelsohn <edelsohn@gnu.org>
2021 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
2022 handle DImode constants. Use one TOC entry for SImode and smaller
2023 constants, aligned properly.
2025 2001-02-08 Jason Merrill <jason@redhat.com>
2027 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
2028 about the SP adjustment for saving the static chain pointer.
2029 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
2030 offset when setting a temporary CFA register.
2032 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
2034 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
2035 powerpc-*-chorusos* .
2036 * config/rs6000/chorus.h : New file.
2037 * config/i386/chorus.h : New file.
2038 * config/sparc/chorus.h : New file.
2039 * config/sparc/t-chorus-elf : New file.
2041 2001-02-08 David Edelsohn <edelsohn@gnu.org>
2043 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
2044 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
2045 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
2046 (__WCHAR_TYPE__): Correct macro name.
2048 2001-02-08 Richard Henderson <rth@redhat.com>
2050 * config/i386/i386.c (ix86_frame_pointer_required): New.
2051 (ix86_setup_frame_addresses): New.
2052 (struct machine_funciton): Add accesses_prev_frame.
2053 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
2054 ix86_frame_pointer_required.
2055 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
2056 (SETUP_FRAME_ADDRESSES): New.
2057 * config/i386/i386-protos.h: Update.
2058 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
2059 from FRAME_POINTER_REQUIRED.
2060 * config/i386/svr3gas.h: Likewise.
2061 * config/i386/sysv3.h: Likewise.
2062 * config/i386/v3gas.h: Likewise.
2064 2001-02-08 Richard Henderson <rth@redhat.com>
2066 * config/sparc/sparc.c (function_arg_record_value_3): Fix
2067 calculation of the number of integer registers required.
2068 (function_arg_record_value): Likewise.
2070 2001-02-08 Jason Merrill <jason@redhat.com>
2072 * diagnostic.c (internal_error): Say "confused" after 1 error, not
2073 two. Print file and line with "confused" message.
2075 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
2077 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2079 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
2081 2001-02-08 Bernd Schmidt <bernds@redhat.com>
2083 * final.c (cleanup_subreg_operands): The address of a MEM can
2086 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
2089 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
2091 * gcc.texi (Incompatibilities): Update documentation of
2092 preprocessing numbers.
2094 2001-02-07 Jakub Jelinek <jakub@redhat.com>
2096 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
2098 2001-02-07 Mark Mitchell <mark@codesourcery.com>
2100 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
2102 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
2103 * gcc.c (struct compiler): Add cpp_spec field.
2104 (input_file_compiler): New variable.
2105 (do_spec_1): Allow a particular compiler to handle `%C'
2107 (main): Store the current compiler in input_file_compiler.
2108 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
2110 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
2112 * cpphash.h (struct spec_nodes): Add n_true and n_false.
2113 * cppinit.c (cpp_create_reader): Initialize them.
2114 (append_include_chain): cxx_aware arg might be unused.
2115 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
2116 keywords and give them their phase 7 meaning. Pedwarn about
2117 this unless '__bool_true_false_are_defined' is defined.
2119 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2121 * lcm.c (optimize_mode_switching): Emit mode_set before the
2122 JUMP_INSN of an abnormal edge.
2124 2001-02-07 Bernd Schmidt <bernds@redhat.com>
2126 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
2127 a scheduling barrier at the end.
2129 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
2131 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2133 * config/sh/sh.md (reload_outsf): Removed.
2134 (movsf_ie): Introduce constraints for FPUL loads and stores.
2135 (reload_insf): Broaden the output constraint.
2137 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
2139 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2140 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
2142 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
2144 * final.c: Revert my previous changes.
2145 * output.h: Make profile_label_no extern.
2146 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
2147 for generating label.
2149 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
2151 * config/i386/djgpp.h: Add comments about standard paths.
2152 (MD_EXEC_PREFIX): Undefine before defining.
2153 (MD_STARTFILE_PREFIX): New.
2155 2001-01-30 Bruce Korb <bkorb@gnu.org>
2157 fixinc/fixincl.c(process): Emit error message only if appropriate :)
2158 (load_file): do not rely on load_file_data() to close file pointer
2159 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
2160 fixinc/inclhack.def(irix_limits_const): add test_text
2162 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2164 * cppexp.c (parse_defined): Improve diagnostics for invalid
2167 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2169 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
2171 2001-02-06 Mark Mitchell <mark@codesourcery.com>
2173 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
2174 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
2175 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
2176 (rs6000_output_symbol_ref): New function.
2177 (output_toc): Use VTABLE_NAME_P.
2179 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2181 * print-tree.c (print_node, case PARM_DECL):
2182 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
2184 * stor-layout.c (reference_types_internal): New variable.
2185 (internal_reference_types): New function.
2186 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
2187 * tree.h (internal_reference_types): New declaration.
2189 * cse.c (find_best_addr): Fix typo in computing cost.
2191 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2193 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
2194 and this is the sum of a pointer and a constant, we know the result
2196 (num_sign_bit_copies, case PLUS): Likewise.
2197 * explow.c (convert_memory_address): Remove opposite SUBREG.
2198 * function.c (instantiate_new_reg): New function (from common code).
2199 (instantiate_virtual_regs_1): Call it.
2200 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
2201 if pointers sign- or zero-extend.
2202 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
2203 If pointers extend unsigned, use inside of SUBREG.
2204 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
2206 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
2208 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
2209 subdir of gcc_gxx_include_dir.
2210 (gcc_gxx_target_include_dir): Remove.
2212 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
2214 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
2215 (dwarf2out_frame_debug_expr): Revise introductory comments to add
2216 a high-level description.
2218 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
2220 * final.c: Move the declaration of profile_label_no to ...
2221 * output.h: ... here.
2222 * function.c (expand_function_start): Call PROFILE_HOOK.
2223 * config/rs6000/aix.h: Define PROFILE_HOOK.
2224 * config/rs6000/rs6000-protos.h: output_profile_hook new.
2225 * config/rs6000/rs6000.c (output_profile_hook): Define.
2226 (output_prolog): Do nothing for ABI_AIX as it is taken care by
2227 output_profile_hook.
2228 tm.texi : Explain new macro PROFILE_HOOK.
2230 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
2232 * extend.texi (Extended Asm): Do not say that semicolon is always
2233 a valid line-breaking character for GNU assemblers. Use
2234 newline-tab as the most commonly supported syntax. Use
2235 newline-tab rather than semicolon in multi-insn examples.
2237 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2239 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
2241 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2242 David Edelsohn <edelsohn@gnu.org>
2244 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
2245 code for AIX, even without flag_pic.
2247 2001-02-05 Jakub Jelinek <jakub@redhat.com>
2249 * c-typeck.c (common_type): push and pop binding level around
2250 calling common_type on function parameters.
2252 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
2254 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
2256 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2258 * config/mips/mips.c (override_options): Fix typo in last change.
2259 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
2260 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
2262 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
2264 * invoke.texi (-fdump-class-layout): Document.
2265 (-fdump-translation-unit): Use `=' as filename separator.
2267 2001-02-05 Mark Mitchell <mark@codesourcery.com>
2269 * Makefile.in (s-mlib): Don't build multilibs if
2271 (DRIVER_DEFINES): Adjust accordingly.
2273 (protoize.o): Likewise.
2274 (unprotoize.o): Likewise.
2275 * configure.in: Recognize --enable-multilib.
2277 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2279 * Makefile.in (DRIVER_DEFINES): Fix quoting.
2281 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
2282 * configure.in: Remove --enable-libstdcxx_v3 support.
2283 * configure: Regenerated.
2285 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2287 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
2288 Call abort instead of fatal.
2289 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
2290 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
2291 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
2292 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
2293 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
2294 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
2296 * diagnostic.h (set_internal_error_function): Renamed.
2297 * toplev.h (internal_error): Renamed from fatal.
2298 (pfatal_with_name): Deleted.
2299 (fatal_io_error): Now has printf-style arguments.
2300 * diagnostic.c (pfatal_with_name): Deleted.
2301 (fatal_io_error): Rework to have args in printf-style.
2302 (set_internal_error_function): Renamed from set_fatal_function.
2303 (internal_error): Renamed from fatal.
2304 (error_recursion, fancy_abort): Call internal_error instead of fatal.
2305 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
2306 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
2307 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
2308 * flow.c (verify_flow_info): Likewise.
2309 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
2310 * config/mips/mips.c (save_restore_insns): Likewise.
2312 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
2313 * flow.c (verify_flow_info): Likewise.
2314 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
2315 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
2316 (avr_normalize_condition): Likewise.
2317 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
2318 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
2319 (limit_reload_class, double_reg_to_memory): Likewise.
2320 (print_operand_address, emit_1600_code_shift): Likewise.
2321 (gen_tst_reg, gen_compare_reg): Likewise.
2322 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
2323 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
2325 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
2327 * c-parse.in (methoddef): Call fatal_error instead of fatal.
2328 * objc/objc-act.c (build_ivar_chain): Likewise.
2329 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
2331 * graph.c (clean_graph_dump_file): Likewise.
2332 * profile.c (init_branch_prob): Likewise.
2333 * objc/objc-act.c (objc_init): Likewise.
2335 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
2336 * config/avr/avr.c (avr_override_options): Likewise.
2337 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
2338 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
2339 * config/h8300/h8300.c (h8300_init_once): Likewise.
2340 * config/mips/mips.c (override_options): Likewise.
2341 * config/i386/i386.c (override_options): Likewise, rework.
2342 * config/m68k/m68k.c (override_options): Likewise.
2344 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
2346 * config/mips/mips.c (print_operand): Likewise.
2347 * hash.c (hash_allocate): Don't check for failure returns from
2348 obstack functions that can't fail.
2349 (hash_table_init_n, hash_table_init): Likewise; also now return void.
2350 * hash.h (hash_table_init_n, hash_table_init): Now return void.
2351 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
2352 (get_object_reference): Likewise.
2354 2001-02-04 Nick Clifton <nickc@redhat.com>
2356 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
2357 StrongARM1110, 10TDMI, and 1020T.
2359 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2361 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
2363 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
2365 * config/sh/sh.md (movdf load split): Pass register number to
2366 FP_OR_XD_REGISTER_P.
2368 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2370 * cppinit.c (BC): New macro.
2371 (builtin_array): Add __GXX_WEAK__.
2372 * cpplib.h (builtin_type): Add BT_WEAK.
2373 * cppmacro.c (builtin_macro): Handle BT_WEAK.
2374 * defaults.h (SUPPORTS_ONE_ONLY): Define.
2375 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
2377 2001-02-03 Jakub Jelinek <jakub@redhat.com>
2379 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
2381 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2383 * cpphash.h: Rename _ALIGN POOL_ALIGN.
2384 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2386 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2388 * cpphash.h: Rename ALIGN _ALIGN.
2389 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2391 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
2393 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
2394 compilation environment.
2395 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
2396 control over location of cygwin includes and libs.
2398 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2400 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
2402 2001-02-02 lars brinkhoff <lars@nocrew.org>
2404 * md.texi (Standard Names): remove reference to spur.md.
2406 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2408 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
2409 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
2410 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
2411 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
2412 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
2414 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2416 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
2417 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
2418 number before reload.
2419 (c4x_adjust_cost): Return zero before reload.
2420 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
2421 split before reload.
2423 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2425 * c4x.c (c4x_hard_regno_rename_ok): New.
2426 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
2427 * c4x.h (HARD_REGNO_RENAME_OK): Define.
2429 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2431 * diagnostic.h: Add missing "extern" in all declarations.
2433 2001-02-02 Alex Samuel <samuel@codesourcery.com>
2435 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
2436 as for gcc_gxx_include_dir.
2438 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
2440 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
2442 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2444 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
2445 label before alignment to be used as the braf base address.
2446 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
2448 (casesi_jump_2): Require at least TARGET_SH2.
2450 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
2451 truncation to 32-bit doubles on -m3e and -m4-single-only.
2453 2001-02-02 Mark Mitchell <mark@codesourcery.com>
2455 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
2456 the default when building a shared object.
2457 (init_spec): Use it.
2458 * testsuite/lib/g++.exp: Include the directory where libgcc
2459 is located to the LD_LIBRARY_PATH list.
2460 * invoke.texi (-shared-libgcc): Document the cases in which
2461 GCC defaults to using the shared libgcc.
2463 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2465 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
2466 unsigned is wide enough.
2468 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
2469 (si_to_float): Likewise.
2470 (float_to_si, float_to_usi): Use BITS_PER_SI.
2472 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2474 * dwarf2out.c: Added explanation of abbreviations.
2475 (def_cfa_1): Added comments listing DWARF2 instructions.
2476 (cfa_temp_reg): Removed in favor of cfa_temp.
2477 (cfa_temp_value): Removed in favor of cfa_temp.
2478 (cfa_temp): New global variable.
2479 (dwarf2out_frame_debug_expr): Added extensive introductory
2480 comments explaining the function's transformations. Revised to
2481 use cfa_temp. Added some rtx checking. Generalize IOR case.
2482 (dwarf2out_frame_debug): Revised to use cfa_temp.
2483 (output_aranges): Cast as "unsigned" to avoid warning.
2484 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
2485 explain which instructions must be marked.
2487 2001-02-01 Richard Henderson <rth@redhat.com>
2489 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
2492 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
2494 * config/sh/crt1.asm (main_k): Modified so that start calls
2495 ___setup_argv_and_call_main.
2497 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
2499 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
2500 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
2501 and AVOID_LPASTE is cleared on meeting an unescaped newline.
2502 * cppmacro.c (builtin_macro): Set builtin flags here.
2503 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
2504 (replace_args): Clarify intent.
2505 (cpp_get_token): Macro expansion tokens get the saved flags.
2507 * cppmain.c (scan_buffer): Remove now-redundant print.printed
2510 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2512 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
2515 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2517 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
2518 returns Pmode pseudo, but we need ptr_mode.
2519 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
2520 Remove bogus conversions; use HOST_WIDE_INT for size.
2521 Don't use TARGET if wrong mode.
2523 * config/i386/i386.c (ix86_compute_frame_size): Allow
2524 stack_alignment_needed to be non-default even if size is zero.
2526 2001-01-31 Alan Modra <alan@linuxcare.com.au>
2528 * (hppa_init_pic_save): Emit the pic offset table
2529 reg save after last_parm_insn.
2530 * pa.c (hppa_init_pic_save): New function.
2531 * pa.h (hppa_init_pic_save): Declare.
2532 * pa.md (call, call_value, sibcall, sibcall_value): Use
2533 the above instead of duplicated code.
2535 * pa.c (hppa_encode_label): Correct size of alloca buffer
2536 so we don't overrun it. Correct leading `*' case.
2537 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
2538 need to handle `*@'.
2539 (FUNCTION_NAME_P): Likewise.
2541 2001-01-31 Richard Henderson <rth@redhat.com>
2543 * config.gcc (alpha-osf5): Use float-i128.h.
2545 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
2546 * config/float-i32.h: Likewise.
2547 * config/float-i64.h: Likewise.
2548 * config/float-sh.h: Likewise.
2549 * config/float-sparc.h: Likewise.
2551 2001-01-31 DJ Delorie <dj@redhat.com>
2553 * expmed.c (extract_bit_field): allow non-integral modes if we
2554 want to extract a whole register from itself.
2556 2001-01-31 Jakub Jelinek <jakub@redhat.com>
2558 * c-typeck.c (set_init_index): If first is equal to last, assume as
2559 if it was not a range at all.
2561 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2563 * config/fp-bit.c: Include tm.h.
2564 (float_to_si): Don't assume SImode is 32-bits wide.
2565 (float_to_usi): Likewise.
2567 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
2569 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
2571 (typename): Call pending_xref_error after parsing typed_typespecs.
2572 * c-decl.c (lookup_tag): Give error immediately rather than
2573 leaving it pending if the tag of the wrong type is in the same
2575 (xref_tag): Don't pedwarn for forward declarations of enum types
2577 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
2580 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2582 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
2584 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
2586 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
2587 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
2589 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
2591 * cpphash.h (struct cpp_reader): New saved_flags.
2592 * cppmacro.c (cpp_get_token): Use saved_flags to remember
2593 to avoid a paste after a pasted token.
2595 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2597 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
2598 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
2599 Wtype_MIN instead of LONG_MIN.
2601 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
2603 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
2605 * fixinc/fixincl.x: Regenerated.
2606 * fixinc/inclhack.def (irix_limits_const): New definition to
2607 convert "const" to "__const" in limits.h.
2609 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
2611 * fixinc/genfixes (AG): Fix "autogen4" thinko.
2613 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2615 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
2616 when register dies in the insn.
2618 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
2620 * diagnostic.c (fatal): Fix word wrap.
2622 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
2624 * combine.c (try_combine): Fix SUBREG setting for
2625 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
2627 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2629 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
2632 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
2634 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
2636 * toplev.c (decode_W_option): Update warn_larger_than
2637 unconditionally for each processed switch.
2639 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
2641 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
2643 (hppa_expand_prologue): Delete code to save pic offset table register
2644 in the function prologue.
2645 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
2646 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
2647 table register at the beginning of the function after the prologue.
2649 2001-01-29 lars brinkhoff <lars@nocrew.org>
2651 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
2653 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2654 Jeff Law <law@redhat.com>
2656 * pa.md (return): Revise comment for trivial return.
2657 (return_internal): Non-trivial return pattern for non-PIC code.
2658 (return_internal_pic): Non-trivial return pattern for PIC code.
2659 It uses the PIC register to ensure it is restored after
2661 (epilogue): Generate appropriate return for PIC and non-PIC code.
2663 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
2665 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
2667 2001-01-29 DJ Delorie <dj@redhat.com>
2669 * combine.c (if_then_else_cond): Pass the correct mode to
2670 operand_subword() for constants.
2672 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
2674 * config/i386/cygwin.h: Add w32api to include search. Search different
2675 directories in a cross-build environment.
2677 2001-11-29 Tim Josling <tej@melbpc.org.au>
2679 * tree.h (TYPE_STUB_DECL): Add documentation.
2681 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
2683 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
2684 (sdbout_field_types): Likwise. Fix use of host_integerp.
2686 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
2688 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
2691 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
2693 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
2694 to use flag_gnu_linker.
2696 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
2698 * cpplib.c (T_BAD_DIRECTIVE): Remove.
2699 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
2701 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
2703 * tree.c, tree.h (build_parse_node): Remove; was identical to
2705 * c-lang.c (start_cdtor), objc/objc-act.c
2706 (build_module_descriptor): Use build_nt instead of
2709 2001-01-29 Jakub Jelinek <jakub@redhat.com>
2711 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
2712 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
2713 not have any upper bits set.
2715 2001-01-29 Phil Edwards <pme@sources.redhat.com>
2717 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
2719 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2721 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
2723 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
2725 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
2726 (integer_minus_one_node): Define.
2728 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
2730 * Makefile.in (bootstrap2-lean): Fix typo.
2732 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
2734 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
2735 : Don't set fe_value.
2736 * cpplib.h (AVOID_LPASTE): New flag.
2737 (struct cpp_hashnode): Remove fe_value.
2738 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
2739 * cppmacro.c (builtin_macro): Don't set flags here.
2740 (replace_args): Set AVOID_LPASTE flag on first token of an
2741 argument, and the token following it.
2742 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
2743 macro expansion, and on the token following it. Do it for
2745 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
2747 2001-01-27 Richard Henderson <rth@redhat.com>
2749 * config/alpha/t-ieee: Remove multilibbing.
2750 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2752 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2754 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
2756 * Makefile.in: Remove all dependencies on defaults.h.
2757 * builtins.c: Don't include defaults.h.
2758 * c-common.c: Likewise.
2759 * c-decl.c: Likewise.
2760 * c-pragma.c: Likewise.
2761 * c-typeck.c: Likewise.
2762 * combine.c: Likewise.
2764 * frame-ia64.c: Likewise.
2765 * cppexp.c: Likewise.
2766 * crtstuff.c: Likewise.
2767 * dbxout.c: Likewise.
2768 * dwarf2out.c: Likewise.
2769 * dwarfout.c: Likewise.
2770 * emit-rtl.c: Likewise.
2771 * except.c: Likewise.
2773 * final.c: Likewise.
2774 * frame-dwarf2.c: Likewise.
2775 * libgcc2.c: Likewise.
2776 * optabs.c: Likewise.
2777 * profile.c: Likewise.
2778 * sdbout.c: Likewise.
2779 * toplev.c: Likewise.
2780 * tradcif.y: Likewise.
2782 * varasm.c: Likewise.
2784 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2786 * builtins.c (expand_builtin_fputs): Use size_one_node when
2787 transforming into fwrite.
2789 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
2791 * extend.texi (Attribute Syntax): New section.
2793 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
2795 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
2796 they didn't need fixing.
2798 2001-01-27 Janis Johnson <janis@us.ibm.com>
2800 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
2802 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
2803 to remove macro definitions that are duplicated from elfos.h.
2805 2001-01-27 Richard Henderson <rth@redhat.com>
2807 * config/i386/sco5gas.h: Move ...
2808 * config/usegas.h: ... here.
2809 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
2811 2001-01-27 Jakub Jelinek <jakub@redhat.com>
2813 * c-typeck.c (struct constructor_stack): Add range_stack member.
2814 (really_start_incremental_init): Clear it.
2815 (push_init_level): Save constructor_range_stack and clear it if
2816 pushing explicit braces.
2817 (pop_init_level): abort if constructor_range_stack is non-zero at
2818 explicit closing brace. Restore saved constructor_range_stack if
2821 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
2823 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
2824 into register was forced into memory.
2826 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
2828 * Makefile.in: Remove uses of + before $(MAKE).
2830 2001-01-26 Richard Henderson <rth@redhat.com>
2832 * stmt.c (cost_table): Remove.
2833 (COST_TABLE, cost_table_initialized): New.
2834 (estimate_case_costs): Use the later instead of the former.
2835 (balance_case_nodes): Likewise.
2837 2001-01-26 Richard Henderson <rth@redhat.com>
2839 * alias.c (objects_must_conflict_p): Read-only slots may not
2840 conflict despite having the same type.
2842 2001-01-27 Michael Hayes <mhayes@redhat.com>
2844 * loop.c (loop_giv_reduce_benefit): Copy mode size into
2846 (check_ext_dependant_givs): Initialise u_start_val and
2848 (load_mems): Make last_max_reg unsigned.
2849 (try_swap_copy_prop): Use INSN_P and initialise set.
2851 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
2853 * README.AVR : Removed.
2855 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
2857 * pa-64.h (text_section): Remove declaration.
2859 * pa.md (return_internal): Remove mode on PIC register use.
2861 2001-01-25 lars brinkhoff <lars@nocrew.org>
2863 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
2864 ASM_CLOSE_PAREN): fix typos.
2866 2001-01-25 Mark Mitchell <mark@codesourcery.com>
2868 * acconfig.h: Define `const' to the empty string if neither
2869 __STDC__ nor __cplusplus is defined.
2870 * config.in: Regenerated.
2872 2001-01-25 David Edelsohn <edelsohn@gnu.org>
2874 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
2875 * collect2.c (main): Delete importf. Add ".obj" file extension.
2876 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
2877 (aix_std_libs): Add additional AIX libraries to skip.
2878 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
2879 * config/rs6000/aix51.h: New file.
2881 2001-01-25 Michael Hayes <mhayes@redhat.com>
2883 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
2884 (loop_insn_emit_before): No longer static.
2885 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
2886 (loop_givs_rescan, load_mems): Likewise.
2887 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
2888 (maybe_eliminate_biv_1):
2889 (move_movables): Replace emit_call_insn_before with
2890 loop_call_insn_hoist.
2891 * loop.h (loop_insn_emit_before): Add.
2892 * unroll.c (copy_loop_body): Replace emit_insn_before with
2893 loop_insn_emit_before.
2895 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
2897 * diagnostic.c (fatal): Request preprocessed source.
2899 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
2901 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
2902 olddecl has argument types and newdecl has none, use the argument
2905 2001-01-24 Ulrich Drepper <drepper@redhat.com>
2907 * dwarf2out.c (prefix_of): New function. Determine longest common
2908 prefix of the two arguments. The units are whole path components.
2909 (output_file_names): When adding a new directory find the one entry
2910 with the longest common prefix already in the list. Artificially
2911 generate entry if there is none for this prefix.
2912 Fix test to check whether the zeroth directory entry is used.
2914 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
2916 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
2917 Changed all callers. Take it into account when deciding if a
2918 previously loaded value matches.
2920 2001-01-24 Richard Henderson <rth@redhat.com>
2922 * reload.c (find_reloads_subreg_address): Fail the substitution
2923 if the resulting address is insufficiently aligned.
2925 2001-01-24 DJ Delorie <dj@redhat.com>
2927 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
2928 check the original operand's mode also.
2929 * simplify-rtx.c (simplify_ternary_operation): Ditto.
2931 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
2933 * c-parse.in (cast_expr): Move compound literals from here ...
2934 (primary): ... to here. Use standard terminology "compound
2935 literal" instead of "constructor expression".
2937 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
2939 * gcc.1, cpp.1: Regenerate.
2941 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
2943 * calls.c (emit_library_call_value_1): Memory slot for
2944 pass-by-reference argument should have the mode of the argument,
2945 not of the pointer to it.
2947 2001-01-24 Tom Tromey <tromey@redhat.com>
2949 * gcc.texi (G++ and GCC): Mention gcj manual.
2950 (Standards): Link to section of manual mentioning gcj/Java
2953 2001-01-24 Jakub Jelinek <jakub@redhat.com>
2955 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
2956 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
2957 * tradcpp.c (main): Add -imacros or -include'd dependencies
2959 * cpp.texi (-M, -MM): Document -M -include behaviour.
2961 2001-01-24 Roger Collins <roger@ProProject.com>
2963 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
2965 2001-01-24 Will Cohen <wcohen@redhat.com>
2967 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
2968 whether registers are 32 bits or 64 bits in size.
2970 2001-01-24 Ben Elliston <bje@redhat.com>
2972 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
2974 2001-01-24 Richard Henderson <rth@redhat.com>
2976 * config/alpha/alpha.md (builtin_longjmp_internal): New.
2977 (builtin_longjmp): Use it instead of emit_indirect_jump.
2979 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
2981 * bb-reorder.c (make_reorder_chain_1): Handle case where
2982 jump edge goes to the same block as the fallthru edge.
2984 2001-01-23 Jim Wilson <wilson@redhat.com>
2986 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
2987 * frame.h (__ia64_personality_v1): Add prototype.
2988 * libgcc2.c (ia64_throw_helper): Change personality declaration to
2989 prototype form. Add void * cast to first argument to personality
2991 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
2992 (asctoe113): Likewise.
2993 * config/ia64/frame-ia64.c: Include eh-common.h.
2994 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
2996 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
2998 (itanium_split_issue): Add prototype.
2999 (gen_nop_type): Ifdef out.
3000 (find_best_packet): Initialize best_packet.
3001 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
3003 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
3004 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
3005 (flushrs): Add explicit stop bit at end.
3006 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
3009 2001-01-23 Chris Demetriou <cgd@broadcom.com>
3011 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
3013 * libgcc2.c (__terminate_func): Make variable static.
3014 (__terminate_set_func): New function to set __terminate_func.
3015 * libgcc2.h (__terminate_func_ptr): New typedef.
3016 (__terminate_set_func): New function.
3018 2001-01-23 Richard Henderson <rth@redhat.com>
3020 * flow.c (init_propagate_block_info): Don't consider unchanging
3021 memories for dead frame store elimination.
3023 2001-01-23 Richard Henderson <rth@redhat.com>
3025 * varasm.c (UNIQUE_SECTION): Move default implementation ...
3026 * defaults.h: ... here.
3028 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3030 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
3032 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
3034 * c-lex.c (lex_charconst): Fix typo: s/p/str.
3036 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3038 * rs6000.h (rs6000_return_addr): Move prototype from here...
3039 * rs6000-protos.h (rs6000_return_addr): ...to here.
3040 (rs6000_init_expanders): Delete prototype.
3042 2001-01-23 Nick Clifton <nickc@redhat.com>
3044 * invoke.texi: Replace , with \, inside @gccoptlist macros.
3045 (Spec Files): Document %B and %j and %. and %v3 and %M and
3046 %{S*&T} spec switches.
3048 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3050 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
3052 2001-01-23 Chris Demetriou <cgd@sibyte.com>
3053 Neil Booth <neil@daikokuya.demon.co.uk>
3055 * cpperror.c: Merge handlers of PEDWARN and WARNING.
3056 Have -Werror make pedantic warnings errors, like the
3059 2001-01-23 Phil Edwards <pme@sources.redhat.com>
3061 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
3063 2001-01-23 Jakub Jelinek <jakub@redhat.com>
3065 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
3066 * integrate.c (expand_inline_function): Initialize them.
3067 (subst_constants): If changing COMPARE so that both its arguments
3068 will be VOIDmode and the comparison mode will be lost, note
3069 compare_mode. Use the recorded compare_mode to optimize
3072 2001-01-23 Jason Merrill <jason@redhat.com>
3074 * dwarf2out.c (new_die): Use xcalloc.
3075 (output_die): Abort rather than emit a local reference to offset 0.
3077 2001-01-17 Andrew Haley <aph@redhat.com>
3079 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
3080 of a saved register; return NULL instead.
3081 (copy_reg): Take a pointer to a source register rather than a
3083 (next_stack_level): Remember the address in the stack frame of all
3085 Use the saved register pointer array as the source of the CFA.
3086 (throw_helper): Rewrite. Unwind once rather than twice and keep
3087 track of saved registers as we go.
3089 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3091 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
3092 * c4x.c (c4x_legitimize_reload_address): Remove.
3093 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
3094 reload address for ldp(k) insn.
3096 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
3098 * pa.md (return_internal): Add a USE of the PIC register to ensure
3099 it is restored after each call.
3100 (return expander): Corresponding changes.
3102 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3104 * rs6000.h (INIT_EXPANDERS): Delete.
3105 (RETURN_ADDR_RTX): Call rs6000_return_addr().
3106 * rs6000.c (rs6000_override_options): Call *_machine_status from
3108 (rs6000_init_expanders): ...instead of here. Delete.
3109 (rs6000_mark_machine_status): New function.
3110 (rs6000_init_machine_status): Use xcalloc.
3111 (rs6000_return_addr): Generate RTX for the return address.
3112 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
3113 (rs6000_stack_info): Use it.
3115 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
3117 * gthr-win32.h: Include errno.h to get a declaration for
3118 EINVAL and _mingw.h if the target is mingw32.
3120 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
3122 * cpp.texi: Correct typos.
3124 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3126 * explow.c (probe_stack_range): Ensure value passed to
3127 stack_check_libfunc is ptr_mode, not Pmode.
3129 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
3131 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
3132 case, don't use operand_subword to calculate a SUBREG that is
3135 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
3137 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3139 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
3140 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
3141 valid. If not replace it by equivalent insns.
3143 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3145 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
3146 contains SYMBOL_REF, LABEL_REF and CONST_INT.
3147 (c4x_U_constraint, symbolic_address_operand): Likewise.
3148 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
3150 (c4x_r11_set_p, c4x_check_laj_p): New functions.
3151 * c4x-protos.h (c4x_check_laj_p): Add prototype.
3152 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
3153 anulling slot because of silicon bug.
3154 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
3156 2001-01-22 Alan Modra <alan@linuxcare.com.au>
3158 * cppexp.c (parse_charconst): Change `mask' type to agree
3161 2001-01-21 Richard Henderson <rth@redhat.com>
3163 * config/i386/i386.c (ix86_asm_file_end): Disable putting
3164 pic_label_name in a linkonce section.
3166 2001-01-17 Philipp Thomas <pthomas@suse.de>
3168 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
3170 * configure: Regenerate.
3172 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
3174 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
3175 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
3177 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
3179 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
3180 If REVERSE nonzero then condition code in X must be reversed.
3181 (encode_section_info): Optimise if/else.
3182 (avr_function_value): Fix formatting.
3184 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
3185 (difficult_branch): Likewise.
3186 (rvbranch): Likewise.
3187 (difficult_rvbranch): Likewise.
3189 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
3191 * config/avr/libgcc.S: Fix comment.
3193 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3195 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
3197 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3199 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
3201 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3203 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
3204 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
3205 * configure, config.in: Regenerate.
3206 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
3207 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
3208 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
3209 (doprint.o): New rule.
3211 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
3213 * c-typeck.c (digest_init): Handle boolean types as scalars.
3215 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3217 * stmt.c (expand_return): Don't return anything if size is zero.
3218 Delete redundant assignment to BYTES.
3219 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
3221 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
3223 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
3224 the same as the default library function names.
3225 * config/avr/avr.md: Document special characters after '%'.
3226 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
3227 knowing which of the call-used registers are really clobbered.
3228 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
3229 New. Both quotient and remainder from one libgcc.S call.
3230 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
3231 clobber as few registers as possible.
3232 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
3234 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
3236 * cppmacro.c (funlike_invocation_p): Don't move back up to the
3237 context of the top of the stack.
3239 2001-01-20 Jakub Jelinek <jakub@redhat.com>
3241 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
3242 (fixup_var_refs_insns): ...here.
3244 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
3246 * function.c (fixup_var_refs_insns): Break up into
3247 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
3248 [loop over entire insn list], and fixup_var_refs_insns_with_hash
3249 [loop over hash table entries].
3250 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
3251 fixup_var_refs_insns_with_hash, to match above changes.
3253 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
3255 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
3256 (libgcc.a): Likewise.
3257 (stmp-multilib): Likewise.
3258 (STAGE2_FLAGS_TO_PASS): Likewise.
3260 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3262 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
3263 temporary if no_new_pseudos.
3265 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
3267 * cppinternals.texi: Update.
3269 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
3271 * arm.c (arm_init_builtins): Re-enable builtins.
3273 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3275 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
3276 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
3277 element to be null, and always expect an EXPR_LIST.
3278 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
3279 * sched-deps.c (sched_analyze_1): Likewise.
3280 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3282 * regclass.c (max_set_parallel): New variable.
3283 (reg_scan): Take it into account in computation of max_parallel.
3284 (reg_scan_mark_refs, case SET): Compute it.
3286 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
3288 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
3289 * function.c (assign_parms): Use INTVAL for a CONST_INT.
3291 2001-01-19 Jason Merrill <jason@redhat.com>
3293 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
3294 for the abstract instance of an inline function.
3296 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
3297 J"orn Rennecke <amylaar@redhat.com>
3299 * reload1.c (move2add_note_store): Treat all registers directly or
3300 indirectly derived from a base register as members of the same set
3302 (reload_cse_move2add): Adjust accordingly. Take mode and offset
3303 of base register into account.
3305 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
3307 * alias.c (find_base_value): Recognize TRUNCATE.
3308 (record_set): In PLUS case, invalidate if other summand is also a
3311 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3313 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
3314 entry to be EXPR_LIST.
3315 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
3316 be an EXPR_LIST (but not null, which other code doesn't allow).
3317 (note_stores): Properly handle PARALLEL in SET.
3318 Recursively call for top-level PARALLEL.
3319 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
3320 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3322 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
3324 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
3326 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
3327 not pfile->skipping (== 0).
3329 2001-01-17 Nick Clifton <nickc@redhat.com>
3331 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
3334 2001-01-17 Jim Wilson <wilson@redhat.com>
3336 * invoke.texi (IA-64 options): Improve.
3338 2001-01-17 Tom Tromey <tromey@redhat.com>
3340 * invoke.texi (Optimize Options): Use `{}' to around @samp
3343 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
3345 * invoke.texi (-fno-guess-branch-probability): New option.
3347 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3349 * combine.c (try_combine): Don't set i3_subst_into_i2 for
3350 case of making new double-word constant.
3351 Revert last change: instead just test i3_subst_into_i2.
3353 2001-01-17 Jakub Jelinek <jakub@redhat.com>
3355 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
3356 Use q constraints instead of r.
3358 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
3360 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
3361 (machine_function): Define.
3362 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
3363 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
3364 pa_free_machine_status): New functions.
3365 (override_options): Set {init,mark,free}_machine_status to above.
3366 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3367 PIC_OFFSET_TABLE_REGNUM_SAVED.
3368 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3369 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
3370 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
3371 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
3372 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3374 2001-01-15 DJ Delorie <dj@redhat.com>
3376 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
3380 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3382 * flow.c (propagate_on_insn): Make trying to delete a prologue
3383 or epilogue insn an ICE, not a warning. Allow doing this if
3384 the current function returns with stack pointer depressed.
3386 * combine.c (try_combine): If i3_subst_into_i2, properly check for
3387 I3 having more than one SET.
3389 2001-01-16 Jim Wilson <wilson@redhat.com>
3391 * invoke.texi: Document IA-64 options.
3393 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
3394 (fixup_errata): Delete TARGET_A_STEP use.
3395 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
3396 (TARGET_SWITCHES): Delete -ma-step option.
3397 * config/ia64/ia64.md (all FP patterns): Delete %B0.
3398 (movqicc_astep, movqi_internal_astep, movhicc_astep,
3399 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
3400 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
3401 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
3402 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
3404 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3405 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
3406 cmovsi_internal): Delete ! TARGET_A_STEP check.
3408 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3410 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
3411 possibility to report bugs via postal mail. Change a URL and
3412 merge in a nearly duplicate statement...
3413 (Bug Reporting): ...from here.
3414 (Service): Refer to the Bug Reporting section instead of
3416 (Contributing): Remove trivial explanations concerning snapshots.
3418 2001-01-16 Alan Modra <alan@linuxcare.com.au>
3420 * cppmain.c (general_init): Don't use ANSI prototype.
3422 2001-01-16 Tom Tromey <tromey@redhat.com>
3424 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
3426 2001-01-16 Richard Henderson <rth@redhat.com>
3428 * config/i386/i386.h: Fix comment typo.
3429 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
3430 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
3432 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3434 * gcc.c: Revert previous -fsyntax-only-related change; move
3437 2001-01-16 Jakub Jelinek <jakub@redhat.com>
3439 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
3440 inmode after checking GET_CODE (op).
3442 2001-01-16 Richard Henderson <rth@redhat.com>
3444 * flow.c (struct propagate_block_info): Add mem_set_list_len.
3445 (MAX_MEM_SET_LIST_LEN): New.
3446 (propagate_one_insn): Update mem_set_list_len.
3447 (invalidate_mems_from_autoinc): Likewise.
3448 (invalidate_mems_from_set): Likewise.
3449 (mark_used_regs): Likewise.
3450 (init_propagate_block_info): Likewise. Stop collecting memories
3451 when we reach MAX_MEM_SET_LIST_LEN.
3452 (mark_set_1): Likewise.
3454 2001-01-16 Richard Henderson <rth@redhat.com>
3456 * unroll.c (precondition_loop_p): Fail if no iteration
3459 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3461 * gcc.c: When -fsyntax-only is given, do not complain about
3464 2001-01-15 Richard Henderson <rth@redhat.com>
3466 * config/i386/i386.c (asm_output_function_prefix): Remove.
3467 (ix86_asm_file_end): New.
3468 (load_pic_register): Generate pic_label_name into a
3469 staticly allocated buffer.
3470 * config/i386/i386-protos.h: Update.
3471 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
3472 (ASM_FILE_END): New.
3473 * config/i386/i386afe.h: New file.
3474 * config.gcc (i?86-*-elf) [tm_file]: Use it.
3475 (i?86-*-{freebsd,linux*,moss*}): Likewise.
3476 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
3477 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
3478 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
3479 * config/i386/sco5.h (ASM_FILE_END): Likewise.
3480 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
3482 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
3484 * Makefile.in (install-man): Remove explicit dependency on
3487 * configure.in, configure: Revert previous patch requiring perl
3490 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
3492 * toplev.c (flag_guess_branch_prob): New.
3493 (f_options): Add guess-branch-probability option.
3494 (rest_of_decl_compilation): Only estimate branch probability if
3496 (main): set flag_guess_branch_prob.
3498 * flags.h (flag_guess_branch_prob): New.
3500 2001-01-15 DJ Delorie <dj@redhat.com>
3502 * gcc.texi (Makefile): Add documentation for Makefile targets.
3504 2001-01-15 Philip Blundell <philb@gnu.org>
3506 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
3508 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
3509 (is_pic): Delete declaration.
3510 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
3511 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
3512 * config/arm/arm.md (builtin_setjmp_receiver): New.
3514 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3516 * arm.c (use_return_insn): Don't try to determine the function type
3517 until after reload has completed.
3518 (arm_output_epilogue): Don't adjust the sp value recovered from the
3520 (emit_multi_reg_push): Don't record dwarf information for the pc.
3521 * arm.md (eh_epilogue): The function type may have changed, so it
3522 needs to be recalculated.
3523 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
3524 unwind tables on arm/netbsd.
3526 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3528 * arm.md (cbranchsi4): Correct calculation of branch ranges.
3529 (negated_cbranchsi4): Likewise.
3531 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3533 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
3534 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
3535 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
3536 pass -mapcs-* options to assembler.
3537 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
3538 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
3539 (ASM_SPEC): Call subtarget_extra_asm_spec.
3541 2001-01-15 Andreas Jaeger <aj@suse.de>
3543 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
3545 (ix86_expand_builtin): Likewise.
3547 * gencodes.c (output_predicate_decls): Make i size_t to avoid
3548 warning about comparison between signed and unsigned.
3550 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
3552 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
3554 2001-01-14 Ralf Baechle <ralf@gnu.org>
3556 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
3557 SUBTARGET_CPP_SPEC apropriatly.
3559 2001-01-12 Mark Mitchell <mark@codesourcery.com>
3561 * varasm.c (make_decl_rtl): Fix typo in last change.
3563 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
3565 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
3566 linker supports the init_priority C++ attribute.
3567 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
3568 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
3569 linker does not support init_priority C++ attribute.
3571 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
3573 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
3575 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
3577 * c-parse.in (finish_parse): Add comment about cpp_destroy.
3578 * cp/lex.c (finish_parse): Similarly.
3579 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
3580 Return the number of errors encountered.
3581 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
3582 * cppmain.c (main): Don't call cpp_destroy.
3584 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
3586 * configure.in: Require at least perl 5.6.0 to regenerate
3588 * configure: Regenerate.
3590 2001-01-14 Richard Henderson <rth@redhat.com>
3592 * genrecog.c (DT_veclen_ge): New.
3593 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
3594 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
3595 (nodes_identical_1): Handle DT_veclen_ge.
3596 (write_cond, debug_decision_2): Likewise.
3598 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
3600 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
3602 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
3604 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
3606 * cppmain.c (do_preprocessing): New function; most of the old
3608 (main): Call it to do most of the work.
3609 (cb): Move from global scope to set_callbacks ().
3610 (setup_callbacks): Get the callback pointer.
3611 (general_init, printer_init): Clean up code and comments.
3613 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
3615 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
3618 2001-01-14 Kazu Hirata <kazu@hxi.com>
3620 * config/h8300/h8300.c (get_shift_alg): Update comments.
3622 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3624 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
3625 (alloc_page, ggc_alloc): Add casts to remove warnings.
3627 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
3629 * combine.c (simplify_comparison): Don't change `code' when
3630 can't reverse comparison.
3632 2001-01-14 Richard Henderson <rth@redhat.com>
3634 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
3635 update all call sites. Return true for all non-label constants.
3637 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
3639 * i386.c (ix86_expand_compare): Add bypass_test and second_test
3641 (ix86_expand_branch): Update.
3642 (ix86_expand_setcc): Update to handle multiple test conditions.
3643 (expand_int_movcc): Likewise.
3644 (expand_fp_movcc): Likewise.
3645 * i386-protos.h (ix86_expand_compare): New.
3646 * i386.md (andqi_?_slp, orqi_?_slp): New.
3647 (conditional trap expander): Update call to ix86_expand_compare.
3649 2001-01-14 Richard Henderson <rth@redhat.com>
3651 * config/vax/vax.md: Use nonimmediate_operand instead of
3652 general_operand in destinations.
3654 * config/vax/vax.md (indirect_jump): Use register_operand.
3656 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
3657 * config/vax/vax.md (call_pop): Turn into an expander.
3658 (call_value_pop): Likewise.
3659 (call, call_value): New.
3661 2001-01-14 Andreas Jaeger <aj@suse.de>
3663 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
3665 (ix86_fp_compare_mode): Add unused attribute.
3666 (ix86_expand_fp_movcc): Remove unused variable.
3667 (ix86_expand_builtin): Make fcode unsigned.
3669 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
3670 (expand_expr): Add cast to avoid signed warning.
3671 (store_field): Likewise.
3672 (store_constructor_field): Likewise.
3673 (store_constructor): Likewise.
3674 (store_expr): Likewise.
3675 (clear_storage): Likewise.
3676 (emit_group_store): Likewise.
3677 (emit_group_load): Likewise.
3679 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3681 * c-common.c: Move format checking code to ...
3682 * c-format.c: ... here. New file. Reorder some functions and
3684 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
3686 * c-common.h (decl_handle_format_attribute,
3687 decl_handle_format_arg_attribute): Declare.
3688 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
3689 (c-common.o): Adjust dependencies.
3690 (c-format.o): New list of dependencies.
3692 2001-01-13 Jakub Jelinek <jakub@redhat.com>
3694 * unroll.c (loop_iterations): If we cannot prove iteration variable
3695 is set once in each iteration, punt.
3697 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
3699 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
3700 (*strlenhi): Remove clobber (which was buggy) of output address.
3702 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3704 * Makefile.in (generated-manpages): Add gcc.1
3705 ($(srcdir)/gcc.1): New target.
3706 (maintainer-clean): Delete $(srcdir)/gcc.1.
3707 * gcc.texi: Add macros @gccoptlist and @gol.
3708 * invoke.texi: Include option summary in manpage. Mark up option
3709 summary with @gccoptlist and @gol. Use @r in one place where
3711 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
3712 * gcc.1: Generate from invoke.texi.
3714 2001-01-13 Richard Henderson <rth@redhat.com>
3716 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
3717 (struct page_entry): Add group member.
3718 (struct page_group): New.
3719 (struct globals): Add page_groups member.
3720 (alloc_anon): Only define for using mmap; remove valloc call.
3721 (page_group_index): New.
3722 (set_page_group_in_use): New.
3723 (clear_page_group_in_use): New.
3724 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
3725 (free_page, release_pages): Likewise.
3726 * configure.in (with-gc): Default to ggc-page always.
3728 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3730 * reload1.c (replace_pseudos_in_call_usage): Use
3731 reg_equiv_constant and reg_equiv_address, and don't try
3732 regno_reg_rtx first.
3734 2001-01-13 Richard Henderson <rth@redhat.com>
3736 * ggc-page.c (alloc_page): Round up allocation size to one page.
3737 Set e->order on extra pages.
3739 2001-01-13 Richard Henderson <rth@redhat.com>
3741 * genrecog.c (nodes_identical): Expand commentary.
3742 (write_switch): Watch out for identical nodes.
3744 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3746 * cppfiles.c (_cpp_fake_include): New function.
3747 * cpphash.h (_cpp_fake_include): New.
3748 * cpplib.c (do_line): Call _cpp_fake_include when entering
3749 header files in preprocessed input.
3750 * cppmain.c (cb_pragma_implementation): Remove handling.
3751 (setup_callbacks): Don't register pragmas.
3753 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3755 * extend.texi: Udate for CPP.
3757 2001-01-13 Andreas Jaeger <aj@suse.de>
3759 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
3761 * regmove.c: Add prototype for replace_in_call_usage.
3763 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3765 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
3766 struct cpp_chunk, struct htab, struct toklist,
3767 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
3768 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
3769 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
3770 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
3771 (struct macro_args): Delete.
3772 * cpphash.h: See above.
3774 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3776 * cppmain.c (struct printer): Remove no_line_dirs.
3778 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
3779 : Use options rather than CPP_OPTION.
3780 (setup_callbacks): Use cb rather than pfile->cb.
3781 (main): No need to check for a buffer. Use cpp_errors.
3782 (printer_init): Don't set no_line_dirs.
3783 (maybe_print_line): Use options not no_line_dirs.
3784 (cb_file_change): Don't call print_line if -P.
3786 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3788 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
3790 * c-parse.in (finish_parse): Use cpp_errors.
3791 (__yylex): Use return value of cpp_pop_buffer.
3792 * cp/lex.c (finish_parse): Use cpp_errors.
3793 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
3795 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
3797 * README.AVR: URLs corrected.
3799 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3801 * c-decl.c (start_function): Don't warn if old prototype is builtin
3802 that's not in C's namespace.
3803 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
3804 (_bb): Add prototype for ctime.
3805 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
3807 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
3809 * i386.c (ix86_fp_comparison_arithmetics_cost,
3810 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
3811 ix86_fp_comparison_cost): New functions.
3812 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
3813 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
3814 two-branch sequences; make static.
3815 (ix86_use_fcomi_compare): Do decision according to the costs.
3816 (split_fp_branch): New.
3817 * i386.md (compare-and-branch patterns): Use split_fp_branch.
3818 * i386-protos.h (ix86_expand_fp_compare): Remove
3819 (ix86_split_fp_branch): Declare.
3821 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
3822 and ix86_comparison_operator.
3824 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
3827 * i386.c (put_condition_code): Output properly the unordered/ordered
3828 compares in fp case.
3829 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
3831 * tm.texi (REVERSE_CONDITION): Document.
3832 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
3833 in -ffast-math mode.
3834 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
3836 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3838 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
3840 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
3843 * config/sh/sh.c (mova_p): Fix test for mova_const.
3845 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3847 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
3848 cpp_get_options rather than dereferencing pfile and using
3850 * scan-decls.c (scan_decls): Use return value of
3851 cpp_pop_buffer rather than CPP_BUFFER.
3853 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3855 * cppinit.c (cpp_handle_option): help_only is now part of the
3856 cpp_options structure.
3857 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
3858 cpp_set_callbacks): New functions.
3859 * cpplib.h (cpp_callbacks): Break out as a named structure.
3860 (cpp_options): Move help_only here from cpp_reader.
3861 (CPP_FATAL_ERRORS): Update to use cpp_errors.
3862 (cpp_errors, cpp_get_options, cpp_get_callbacks,
3863 cpp_set_callbacks): New prototypes.
3864 * cppmain.c (main): Update for help_only.
3866 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3868 * Makefile.in (info, maintainer-clean, install-info, uninstall):
3869 Also build and remove and install and uninstall c-tree.info and
3871 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
3872 ($(srcdir)/cppinternals.info): New target.
3873 * c-tree.texi: Change file name used when makeinfo used without -o
3874 from ir.info to c-tree.info. Add info directory entry.
3875 * cppinternals.texi: Add info directory entry.
3876 * .cvsignore: Update.
3878 2001-01-12 Jakub Jelinek <jakub@redhat.com>
3880 * c-typeck.c (store_init_value): Don't require constant initializer
3881 elements with -pedantic -std=c99.
3882 (digest_init): Change error about non-constant initializer elements
3884 (constructor_range_end): Remove.
3885 (constructor_incremental, designator_depth,
3886 designator_errorneous): New variables.
3887 (struct constructor_stack): Remove range_end, add incremental.
3888 (struct constructor_range_stack, constructor_range_stack): New.
3889 (struct initializer_stack): Add constructor_range_stack.
3890 (finish_init): Set it.
3891 (start_init): Likewise. require_constant_elements for non-static
3892 trees only if not flag_isoc99.
3893 (really_start_incremental_init): Remove constructor_range_end, add
3894 constructor_incremental.
3895 (pop_init_level): Likewise.
3896 (push_init_level): Likewise. If implicit and the subobject had some
3897 value set already, preinitialize the level with it.
3898 Warn about missing braces only if not pushing due to designators.
3899 (set_designator, push_range_stack): New functions.
3900 (set_init_label): Use them.
3901 (set_init_index): Likewise. Remove constructor_range_end.
3902 Error if designator index is outside of array bounds.
3903 (add_pending_init): Compare values of purpose index trees, not the
3904 trees themselves. Allow overwriting of already initialized element.
3905 Issue a warning if it had side-effects.
3906 (set_nonincremental_init, set_nonincremental_init_from_string): New
3908 (pending_init_member): Rename to...
3909 (find_init_member): ...this function. Call set_nonincremental_init
3910 if necessary. Compare values of purpose index trees, not the trees
3911 themselves. Return the actual value, not just non-zero if something
3913 (output_init_element): Remove checks for duplicates.
3914 If field has zero size, only check the initializer for correctness.
3915 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
3916 if constructor_incremental is zero. Change error about initializers
3917 not computable at load time into pedwarn.
3918 (output_pending_init_elements): Compare bit positions, not
3919 FIELD_DECLs to take into account zero-sized fields.
3920 (process_init_element): Use constructor_range_stack to fill all
3921 ranges in the designator lists from current level up.
3922 * extend.texi: Update documentation for labeled elements.
3924 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
3926 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
3927 to function usage for arguments passed by reference. Optimize
3928 callee-copied arguments.
3929 * regmove.c (replace_in_call_usage): New function.
3930 (fixup_match_1): Call it.
3931 * cse.c (cse_insn): Canonicalize registers in function usage.
3932 * reload1.c (replace_pseudos_in_call_usage): New function.
3935 * Makefile.in: Reverted yesterday's wrong patch. Installed the
3938 2001-01-12 Jakub Jelinek <jakub@redhat.com>
3940 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
3943 2001-01-12 DJ Delorie <dj@redhat.com>
3945 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
3946 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
3949 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
3951 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
3952 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
3953 -std options alongside references to -ansi. Update some
3954 documentation for C99.
3955 * cpp.1: Regenerate.
3957 2001-01-12 Andreas Jaeger <aj@suse.de>
3959 * haifa-sched.c (restore_line_notes): Remove argument block B
3961 * sched-ebb.c (schedule_ebb): Change caller.
3962 * sched-rgn.c (schedule_region): Likewise.
3963 * sched-int.h (restore_line_notes): Adjust prototype.
3965 * loop.h: Remove wrong declaration of doloop_condition_get.
3967 2001-01-12 Phil Edwards <pme@sources.redhat.com>
3969 * extend.texi: Move C++-extension-related node from the C section
3970 into the C++ section.
3972 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
3974 * extend.texi: Refer to an array of pointers to functions instead
3975 of one of functions.
3977 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
3978 Jan Hubicka <jh@suse.cz>
3980 * combine.c (reversed_comparison): Fix typo in last patch.
3982 (combine_reversed_comparison_code): Make static to follow
3983 prototype declaration.
3985 2001-01-12 Phil Edwards <pme@sources.redhat.com>
3987 * install.texi: Remove misplaced duplicate entry.
3989 2001-01-11 Ulrich Drepper <drepper@redhat.com>
3991 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
3993 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
3995 * final.c: (leaf_function_p): Fix typo.
3997 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
3999 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
4000 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
4002 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
4003 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
4004 mmap_anon, and valloc is available.
4005 * ggc-page.c: Restructure ifdef logic to match new autoconf
4006 spec. Don't throw away the test page in init_ggc.
4008 * configure, config.in: Regenerate.
4010 2001-01-12 Michael Hayes <mhayes@redhat.com>
4012 * loop.h (total_biv_increment): Constify iv_class pointer.
4013 (struct induction): Replace `mem_mode' with `mem' rtx.
4014 * unroll.c (total_biv_increment): Constify iv_class pointer.
4015 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
4016 (find_mem_givs, combine_givs_p): Likewise.
4017 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
4019 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
4021 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
4023 (__gthread_getspecific): Ditto.
4025 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
4027 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
4028 put_condition_code): Convert fp comparison codes to integer
4030 (ix86_expand_fp_compare): Postnote the fp comparison code converison
4033 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
4034 * i386-protos.h (no_comparison_operator): Kill.
4036 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
4038 * combine.c (REVERSIBLE_CC_MODE): Remove.
4039 (reversible_comparison_p): Remove.
4040 (combine_reversed_comparison_code): New.
4041 (reversed_comparison): New.
4042 (combine_simplify_rtx): Use
4043 combine_reversed_comparison_code/reversed_comparison instead
4044 of reversible_comparison_p.
4045 (simplify_if_then_else): Likewise.
4046 (simplify_set): Likewise.
4047 (simplify_logical): Likewise.
4048 (if_then_else_cond): Likewise.
4049 (known_cond): Likewise.
4050 (simplify_comparison): Likewise.
4052 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
4054 * builtins.c (std_expand_builtin_va_start): Handle varargs when
4055 sizeof (int) is larger than sizeof(__word__).
4057 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4059 * cppinit.c (do_includes): Fix typo.
4061 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4063 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
4064 in S_REGS does not occur because not all sources are possible
4065 when a S_REGS is a destination (sometimes needs a clobber).
4066 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
4067 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
4068 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
4069 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
4070 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
4071 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
4072 (lshrdi_const1, lshrsi3_const16): Likewise.
4073 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
4074 (*movhi_68hc12, *movqi_68hc12): Likewise.
4075 (movstrictqi): Make sure reloading in D_REGS as a destination
4078 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4080 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
4082 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4084 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
4085 -D, -U and -A, and don't initialize the builtins.
4086 (do_includes): Error if -include or -imacros with -fpreprocessed.
4087 * cppmain.c (cb_define, cb_undef): Unconditionally process
4089 * tradcpp.c (main): Fix typo.
4091 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
4093 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
4094 (read_name_map): Use IS_ABSOLUTE_PATH.
4095 * tradcpp.c (get_filename): Likewise.
4097 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4099 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
4100 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
4101 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
4102 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
4103 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
4104 (cmphi_z_used): Don't use '@' for the output.
4105 (tstqi_z_used): Likewise.
4106 (cmpqi_z_used): Likewise.
4107 (one_cmplsi2): Likewise.
4109 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4111 * config/sh/sh.c (barrier_align): Recognize branch around far
4112 branch and redundant insn.
4114 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4116 * invoke.texi: Restore documentation of the drivers' switches -MD
4119 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4121 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
4123 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
4124 check-objc//%): Support parallel testing of multilibs.
4125 (TESTSUITEDIR): Set to testsuite by default, but override for
4127 (check-gcc, check-g++, check-g77, check-objc): Enter
4130 2001-01-11 Bernd Schmidt <bernds@redhat.com>
4132 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
4133 * sched-deps.c (deps_may_trap_p): Likewise.
4134 * basic-block.h: Remove a comment.
4135 * flow.c (PROP_POSTRELOAD): Remove.
4136 (update_life_info): Don't add it to prop_flags.
4137 (mark_set_1): Lose the code that was enabled by it.
4139 2001-01-11 Michael Hayes <mhayes@redhat.com>
4141 * flow.c (flow_call_edges_add): New.
4142 * basic_block.h (flow_call_edges_add): New.
4144 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
4146 * reload1.c (move2add_note_store): Update reg_set_luid even if
4147 base reg remains the same.
4149 2001-01-10 Nick Clifton <nickc@redhat.com>
4151 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
4152 machine_function structure to zero.
4153 Add prototypes for machine_status functions.
4155 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4157 * c-common.h (CTI_VOID_LIST): Remove.
4158 (void_list_node): Likewise.
4159 * tree.h (TI_VOID_LIST_NODE): New enumeral.
4160 (void_list_node): New macro.
4161 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
4162 * config/i386/i386.c (ix86_init_builtins): Likewise.
4163 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
4165 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4167 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
4168 * cppinit.c (cpp_start_read): Update comment, remove unneeded
4170 * tradcpp.c: Include mkdeps.h.
4171 (deps, print_deps_phony_targets, deps_append, output_deps,
4172 init_dependency_output, output_deps): New.
4173 (deps_buffer, deps_allocated_size, deps_size, deps_column,
4174 deps_output): Delete.
4175 (print_deps_missing_files): Rename deps_missing_files.
4176 (inhibit_output): Make global.
4177 (main): Delete inhibit_output, deps_stream, deps_target.
4178 Use mkdeps functionality in the same way as cpplib. Remove
4179 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
4180 -M and -MM. Remove old handling of deps via deps_out, and
4181 old reading of environment variables.
4182 (get_filename): Update to use deps_add_dep.
4184 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4186 * output.h (make_function_rtl): Remove prototype.
4187 (make_decl_rtl): Likewise.
4188 * varasm.c (make_function_rtl): Remove.
4189 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
4190 than from a third parameter.
4191 * tree.h (make_decl_rtl): Remove last parameter.
4192 * c-decl.c (builtin_function): Remove last argument in call to
4193 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
4194 (start_function): Likewise.
4195 * except.c (call_get_eh_context): Likewise.
4196 * expr.c (emit_block_move): Likewise.
4197 (clear_storage): Likewise.
4198 * profile.c (output_func_start_profiler): Likewise.
4199 * toplev.c (rest_of_decl_compilation): Likewise.
4200 * objc/objc-act.c (create_builtin_decl): Likewise.
4201 (synth_module_prologue): Likewise.
4202 (generate_static_reference): Likewise.
4203 (build_selector_reference_decl): Likewise.
4204 (build_class_reference_decl): Likewise.
4205 (build_objc_string_decl): Likewise.
4206 (build_protocol_reference): Likewise.
4208 2001-01-10 Richard Henderson <rth@redhat.com>
4210 * hwint.h: Revert yesterday's change.
4212 2001-01-10 Nick Clifton <nickc@redhat.com>
4214 * function.h (save_machine_status): Delete.
4215 (restore_machine_status): Delete.
4216 Amend comment describing {init|mark|free}_machine_status.
4218 * function.c (save_machine_status): Delete.
4219 (restore_machine_status): Delete.
4220 Amend comment describing {init|mark|free}_machine_status.
4221 (push_function_context_to): Remove invocation of
4222 save_machine_status.
4223 (pop_function_context_from): Remove invocation of
4224 restore_machine_status.
4226 * emit-rtl.c (init_emit_once): Amend comment describing
4227 {init|mark|free}_machine_status.
4229 * tm.texi (Per-Function Data): New node. Describe the
4230 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
4233 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4235 * cppinit.c (OPT_g): Remove.
4236 (cpp_handle_option): Update for removed -g3.
4237 (print_help): Update.
4238 * cpplib.h (struct cpp_options): Remove debug_output.
4239 * cppmain.c (setup_callbacks, cb_define): Update.
4240 * gcc.c (cpp_options): Translate -g3 to -dD.
4242 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
4244 * config/i960/i960.md: Change modifier to + on the zero_extract
4245 pattern after the (rotate -2 reg) canonicalization pattern.
4247 2001-01-10 Richard Henderson <rth@redhat.com>
4249 * config/alpha/alpha.c (alpha_free_machine_status): New.
4250 (override_options): Install it.
4251 (alpha_mark_machine_status): Verify machine non-null.
4252 * config/i386/i386.c (ix86_free_machine_status): New.
4253 (override_options): Install it.
4254 (ix86_init_machine_status): Use xcalloc.
4255 (ix86_mark_machine_status): Verify machine non-null.
4256 * config/ia64/ia64.c (ia64_free_machine_status): New.
4257 (ia64_override_options): Install it.
4258 (ia64_mark_machine_status): Verify machine non-null.
4260 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
4262 * function.c (instantiate_virtual_regs): Instantiate virtual
4263 registers found in CALL_INSN_FUNCTION_USAGE.
4265 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4267 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
4268 equivalent to -ansi in disabling -Di386.
4270 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
4272 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
4274 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
4276 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
4278 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
4280 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4282 * invoke.texi: Document that -fcond-mismatch isn't supported for
4285 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4287 * gcc.texi: Define macro gcctabopt.
4288 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
4289 @command, @env and @option in some places where appropriate. Use
4290 @gcctabopt where appropriate. Put URLs and email addresses inside
4293 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
4295 * gcc.c (cpp_options): Set MD file name from output
4296 filename, if specified.
4297 (suffix_subst): New static variable.
4298 (do_spec): Clear it.
4299 (do_spec_1, case '.'): Handle new `%.suffix' spec.
4301 (give_switch): Handle suffix_subst.
4303 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4305 * invoke.texi: Fix another typo.
4307 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4309 * invoke.texi: Fix typo.
4311 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4313 * c-lang.c (lang_hooks): Update.
4314 (lang_decode_option): Remove.
4315 (lang_init_options): Rename c_init_options.
4316 * toplev.c (main): Use lang_hooks for lang_init_options
4317 and lang_decode_option.
4318 * toplev.h (lang_hooks): Add 2 new hooks.
4319 * tree.h: Remove lang_init_options and lang_decode_option.
4320 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
4321 * cp/decl2.c: Similarly.
4322 * cp/lex.c (lang_init_options): Rename cxx_init_options.
4323 (lang_hooks): Update.
4324 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
4326 (lang_init_options): Rename ffe_init_options.
4327 (lang_hooks): Update.
4328 (lang_decode_option): Remove.
4329 * java/lang.c (lang_init_options): Rename java_init_options.
4330 (lang_decode_option): Rename java_decode_option.
4331 (lang_hooks): Update.
4332 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
4333 (lang_decode_option): Rename objc_decode_option.
4334 (lang_hooks): Update.
4336 2001-01-09 Nick Clifton <nickc@redhat.com>
4338 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
4339 (d30v_return_addr_rtx): Delete.
4340 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
4341 cfun->machine structure.
4342 (struct machine_function): Move to d30v.h
4343 (d30v_save_machine_status): Delete.
4344 (d30v_restore_machine_status): Delete.
4345 (d30v_init_machine_status): New Function.
4346 (d30v_mark_machine_status): New Function.
4347 (d30v_free_machine_status): New Function.
4348 (d30v_init_expanders): Use new functions.
4349 (d30v_return_addr): Use ra_rtx field in cfun->machine.
4350 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
4351 d30v_return_addr_rtx.
4353 * config/d30v/d30v.h (struct_machine): Move here.
4354 Add eh_epilogue_sp_ofs field.
4356 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
4357 field in cfun->machine structure.
4359 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
4361 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
4362 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
4363 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4365 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
4367 * objc/lang-options.h: Remove bogus reference to
4370 2001-01-09 Kazu Hirata <kazu@hxi.com>
4372 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
4375 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
4377 * reload.c (find_reloads_address): Check for eliminable registers
4378 when substituting a constant expression for a pseudo.
4380 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
4382 * c-common.c (enum format_type): Add format_type_error.
4383 (decode_format_type): New function.
4384 (decl_attributes): Use it.
4385 (format_kind_info): Adjust comment.
4387 2001-01-09 David O'Brien <obrien@BSDi.com>
4389 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
4390 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
4392 * config/i386/gnu.h: Don't include required platform specific .h files,
4393 tm.h will do it instead.
4394 * config/i386/i386elf.h: Likewise.
4395 * config/i386/linux.h: Likewise.
4396 * config/i386/moss.h: Likewise.
4397 * config/mips/gnu.h: Likewise.
4399 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4401 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
4402 (rs6000-ibm-aix3.[01]*): Likewise.
4403 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
4404 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
4405 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
4406 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
4407 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
4408 (powerpc-*-eabiaix*): Likewise.
4409 (powerpc-*-eabisim*): Likewise.
4410 (powerpc-*-elf*): Likewise.
4411 (powerpc-*-eabi*): Likewise.
4412 (powerpc-*-rtems*): Likewise.
4413 (powerpc-*-linux*libc1): Likewise.
4414 (powerpc-*-linux*): Likewise.
4415 (powerpc-wrs-vxworks*): Likewise.
4416 (powerpcle-wrs-vxworks*): Likewise.
4417 (powerpcle-*-sysv*): Likewise.
4418 (powerpcle-*-elf*): Likewise.
4419 (powerpcle-*-eabisim*): Likewise.
4420 (powerpcle-*-eabi*): Likewise.
4421 (powerpcle-*-solaris2*): Likewise.
4422 * config/rs6000/aix31.h: Delete includes.
4423 * config/rs6000/aix3newas.h: Likewise.
4424 * config/rs6000/aix41.h: Likewise.
4425 * config/rs6000/aix43.h: Likewise.
4426 * config/rs6000/beos.h: Likewise.
4427 * config/rs6000/rtems.h: Likewise.
4428 * config/rs6000/sysv4.h: Likewise.
4430 2001-01-09 Kazu Hirata <kazu@hxi.com>
4432 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
4433 Change an argument mode of machine_mode to shift_mode of
4434 shift_mode. Remove an extra error check.
4435 (emit_a_shift): Adopt to the new calling prototype of
4437 (function_prologue): Fix code for a monitor
4438 function. Support H8/S.
4439 (function_epilogue): Do not output pop for a monitor function.
4441 2001-01-09 Nick Clifton <nickc@redhat.com>
4443 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
4444 (setup_incoming_varargs): Use sysv_varargs_p field of the
4445 cfun->machine structure.
4446 (struct machine_function): Move to rs6000.h
4447 (rs6000_save_machine_status): Delete.
4448 (rs6000_restore_machine_status): Delete.
4449 (rs6000_init_machine_status): New Function.
4450 (rs6000_free_machine_status): New Function.
4451 (rs6000_init_expanders): Use new functions.
4453 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
4455 (struct machine_function): Move here.
4457 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
4458 sysv_varargs_p field of the cfun->machine structure.
4460 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
4462 (rs6000_restore_machine_status): Remove prototype.
4464 2001-01-09 Richard Henderson <rth@redhat.com>
4466 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
4467 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
4468 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
4469 (sched_analyze_2, sched_analyze_insn): Likewise.
4470 (sched_analyze, init_deps): Likewise.
4471 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
4472 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
4473 (compute_block_backward_dependences): Update propagate_deps call.
4475 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
4477 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
4479 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4481 * cppinit.c (OPT_MD, OPT_MMD): Restore.
4482 (cpp_handle_option): Handle them.
4483 (cpp_post_options): Ensure one of -M or -MM is specified with
4484 any other -M? option.
4485 (init_dependency_output): Suppress output with -MG.
4487 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4490 * invoke.texi: Update.
4492 2001-01-09 Bernd Schmidt <bernds@redhat.com>
4494 * sh.md (reload_outsf): Generate recognizable patterns for
4497 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4499 * c-lang.c (lang_hooks): Update.
4500 (lang_init): Rename c_init.
4501 (lang_finish): Remove.
4502 * toplev.c (compile_file): Use lang_hooks for lang_init ()
4504 * toplev.h (lang_hooks): Add init () and finish ().
4505 * tree.h (lang_init, lang_finish): Remove.
4506 * cp/tree.h (lang_init, lang_finish): Remove.
4507 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
4508 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
4510 (lang_init, lang_finish): Remove.
4511 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
4512 (lang_hooks): Update.
4513 * java/lang.c (lang_init): Rename java_init.
4514 (lang_finish): Remove.
4515 (lang_hooks): Update.
4516 * objc/objc-act.c (lang_init): Rename objc_init.
4517 (lang_finish): Remove.
4518 (lang_hoooks): Update.
4520 20001-01-09 Graham Stott <grahams@redhat.com>
4522 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
4523 after `ptr` is initialised.
4525 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4527 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
4528 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
4529 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
4530 stack adjusts, instead of r3.
4532 2001-01-09 Michael Hayes <mhayes@redhat.com>
4534 * flow.c (flow_loop_scan): Break out of ...
4535 (flow_loops_find) ... here.
4536 * basic-block.h (flow_loop_scan): New.
4537 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
4538 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
4540 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4542 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
4544 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
4545 realloc()ing macro_buffer.
4547 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4548 if it's wider than long and the target's long is wider than the
4551 2001-01-09 Mark Mitchell <mark@codesourcery.com>
4553 Remove support for using UWIN as a host machine.
4554 * configure.in: Issue an error message.
4555 * configure: Regenerated.
4556 * config.gcc: Remove xm_* UWIN configury.
4557 * config/i386/xm-uwin.h: Remove.
4559 2001-01-08 Nick Clifton <nickc@redhat.com>
4561 * config/v850/v850.c (ra_rtx): Delete.
4562 (v850_save_machine_status): Delete.
4563 (v850_restore_machine_status): Delete.
4564 (v850_init_machine_status): New function.
4565 (v850_mark_machine_status): New function.
4566 (v850_free_machine_status): New function.
4567 (v850_return_addr): Use ra_rtx field in machine structure.
4568 (v850_init_expanders): Use new functions.
4570 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
4571 * config/v850/v850.c: Change arguments to v850_output+* functions
4572 to take a const char *, to avoid compile time warning.
4573 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
4574 (USER_LABEL_PREFIX): Redefine.
4576 2000-01-08 Jim Wilson <wilson@redhat.com>
4578 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
4579 1 to unsigned HOST_WIDE_INT before left shift.
4581 2001-01-08 Nick Clifton <nickc@redhat.com>
4583 * config/arm/arm.c (arm_mark_machine_status): Check to see if
4584 the machine structure has been allocated.
4585 (arm_free_machine_status): New function: Free the machine
4586 specific function structure.
4588 2001-01-08 Richard Henderson <rth@redhat.com>
4590 * jump.c (simplejump_p): Revert last change.
4592 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
4594 * cppinit.c (init): Rename init_library.
4595 (cpp_create_reader): Update.
4596 * gcc.c (cpp_options): If -o given, use it as the target of
4599 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
4601 * arm.c (arm_arch5e): New variable.
4602 (all_cores): XScale is a 5TE device.
4603 (arm_override_options): Set arm_arch5e.
4604 (arm_init_builtins): __builtin_prefetch is in arch5e.
4605 * arm.h (arm_arch5e): Declare it.
4607 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
4609 * arm.md (define_constants): Add defines for UNSPEC and
4610 UNSPEC_VOLATILE insns. Update all users.
4611 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
4612 * arm.c (multi_register_push, note_invalid_constants)
4613 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
4614 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
4615 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
4617 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
4619 * jump.c (jump_optimize_1): Use reversed_comparison_code
4620 instead of can_reverse_comparison_p.
4621 (jump_back_p): Likewise.
4622 (invert_exp_1): Likewise.
4623 (thread_jumps): Likewise.
4624 * simplify-rtx.c (simplify_unary_operation): Likewise.
4625 (simplify_ternary_operation): Likewise.
4626 * cse.c (find_comparison_args): Convert to use
4627 can_reverse_comparison_p.
4628 (record_jump_equiv): Likewise.
4630 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
4632 * arm.h (HARD_REGNO_RENAME_OK): Delete.
4633 (EPILOGUE_USES): Define.
4634 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
4635 automatically stack the LR if it isn't live.
4637 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
4639 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
4642 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
4644 * ggc-page.c (max_alignment): New structure.
4645 (MAX_ALIGNMENT): New macro.
4646 (init_ggc): Use it to round up the sizes in the
4647 extra_order_size_table.
4649 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4651 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
4654 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4656 * builtins.def (BUILT_IN_FPRINTF): New entry.
4658 * c-common.c (c_expand_builtin_fprintf): New function.
4659 (init_function_format_info): Handle __builtin_fprintf.
4660 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
4661 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
4663 * c-decl.c (duplicate_decls): Adjust comment.
4665 * extend.texi (fprintf): Document new builtin.
4667 2001-01-07 Richard Henderson <rth@redhat.com>
4669 * jump.c (simplejump_p): Recognize any single_set jump
4672 2001-01-07 Richard Henderson <rth@redhat.com>
4674 * configure.in (slibdir): Accept an --with-slibdir option.
4675 Use "test" not "[" in configure. Default to $(libdir).
4677 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
4679 * config/t-aix43 (SHLIB_INSTALL): Likewise.
4680 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
4681 (SHLIB_LINK): Create links for the soname.
4682 * config/mips/t-iris6: Likewise.
4683 * config/sparc/t-slibgcc: Likewise.
4684 * config/sparc/t-slibgcc-sld: Likewise.
4686 2001-01-07 Jakub Jelinek <jakub@redhat.com>
4688 * config/i386/i386.c (constant_call_address_operand): Accept
4689 (const (plus (symbol_ref) (const_int))).
4690 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
4691 constant_call_address_operand.
4693 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4695 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
4696 and LONG_LONG_TYPE_SIZE > 32.
4698 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4700 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
4701 the previous change.
4703 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
4705 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
4707 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
4708 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
4709 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
4712 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4714 * fix-header.c (read_scan_file): s/pfile/scan_in/.
4716 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4718 * c-lang.c (c_post_options): Call cpp_post_options.
4719 * objc/objc-act.c (objc_post_options): Similarly.
4720 * cppmain.c (main): Similarly.
4721 * fix-header.c (read_scan_file): Similarly.
4722 * cppinit.c (cpp_start_read): Move option consistency checks
4723 to cpp_post_options. Don't call init_dependency_output.
4724 If needed, add default target and main file dependency.
4725 (OPT_MD, OPT_MMD): Remove.
4727 (cpp_handle_option): Update for OPT_* changes.
4728 (cpp_post_options): New.
4729 (init_dependency_output): Command line -MF overrides environment
4730 variables. Don't set default target etc. Suppress output
4731 if dependencies are going to stdout.
4732 (print_help): Update.
4733 * cpplib.h (cpp_post_options): New.
4734 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
4736 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
4738 * jump.c (comparison_dominates_p): Support unordered compares.
4740 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
4742 * simplify-rtx.c (simplify_relational_operation): Always simplify
4743 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
4746 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
4748 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
4749 (nonzero_bits): Likewise.
4750 (simplify_comparison): Likewise.
4751 (num_sign_bit_copies): Likewise; return more sane value depending
4752 on STORE_FLAG_VALUE.
4753 (known_cond): Do not assume EQ to be always true for equivalent
4756 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
4758 * cse.c (fold_rtx): Handle unordered comparisons.
4760 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
4762 * rtlanal.c (set_of_1): New static function.
4763 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
4764 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
4765 reg_set_last_last_regno): Remove.
4766 (set_of): New global function.
4767 (set_of_data): New structure.
4768 (reg_set_p, reg_set_last): Revamp for set_of.
4769 * rtl.h (set_of): New.
4771 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
4773 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
4774 * extend.texi: Document _Exit builtin.
4776 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4778 * (initialize, initialize_builtins,
4779 initialize_dependency_output, initialize_standard_includes):
4780 Rename s/initialize/init. Update.
4781 (init_dependency_output): Move to after
4782 cpp_handle_options, the correct location temporally at least.
4783 (opt_comp): Move next to init (), its caller. Fix prototype.
4784 (init): Make "initialized" local scope.
4785 (cpp_create_reader): Always call init ().
4786 (cpp_start_read): Update.
4787 (output_deps): New function, broken out of cpp_finish.
4788 (cpp_finish): Break out output_deps.
4790 2001-01-07 Richard Henderson <rth@redhat.com>
4792 * collect2.c (COFF specific stuff): Revert 12-06 patch
4793 to prototype system functions.
4795 2001-01-07 Michael Hayes <mhayes@redhat.com>
4797 * hard-reg-set.h: Add multiple include guard.
4798 * basic-block.h (struct loop): Add `sink' field.
4799 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
4800 (emit_iv_add_mult): Delete.
4801 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
4802 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
4803 (unroll_loop): Remove end_insert_before argument.
4804 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
4805 (maybe_eliminate_biv_1): Likewise.
4806 (emit_iv_add_mult): Delete.
4807 (gen_add_mult, loop_regs_update): New.
4808 (loop_insn_emit_after, loop_insn_emit_before): New.
4809 (loop_insn_sink, loop_insn_sink_or_swim): New.
4810 (emit_iv_add_mult): Delete.
4811 (scan_loop): Set loop->sink.
4812 (loop_givs_reduce): Use loop_insn_sink and its ilk.
4813 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
4814 (maybe_eliminate_biv_1): Likewise.
4815 (maybe_eliminate_biv_1): Add basic block argument.
4816 * unroll.c (unroll_loop): Remove end_insert_before argument.
4817 (find_splittable_regs): Likewise.
4818 (find_splittable_regs): Use loop_insn_sink and its ilk.
4819 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
4821 2001-01-07 Michael Hayes <mhayes@redhat.com>
4823 * loop.h (loop_insn_hoist): New prototype.
4824 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
4825 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
4826 (check_dbra_loop, load_mems): Likewise.
4827 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
4828 (find_splittable_givs): Likewise.
4830 2001-01-07 Michael Hayes <mhayes@redhat.com>
4832 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
4834 2001-01-07 Richard Henderson <rth@redhat.com>
4836 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
4838 2001-01-07 Richard Henderson <rth@redhat.com>
4840 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
4841 NO_SHARED_LIBGCC_MULTILIB as required for the target.
4842 * gcc.c (init_spec): Massage the existing libgcc_spec into a
4843 variant that handles a shared libgcc.
4844 (process_command): Always validate -{static,shared}-libgcc.
4845 (do_spec_1): New 'M' case.
4846 * invoke.text (Link Options): Document -{static,shared}-libgcc.
4848 2001-01-07 Richard Henderson <rth@redhat.com>
4850 * Makefile.in (slibdir): New variable.
4851 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
4852 (installdirs): Create slibdir.
4853 (install-libgcc, install-multilib): Defer to libgcc.mk.
4854 * configure.in (slibdir): Substitute.
4855 * mklibgcc.in (install): New target.
4857 * config/t-linux (SHLIB_LINK): Create links for the soname.
4858 (SHLIB_INSTALL): New.
4859 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
4860 * config/mips/t-iris6 (SHLIB_INSTALL): New.
4861 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
4862 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
4863 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
4865 2001-01-07 Richard Henderson <rth@redhat.com>
4867 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
4868 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
4869 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
4871 2001-01-07 Michael Hayes <mhayes@redhat.com>
4873 * loop.c (count_loop_regs_set): Delete.
4874 (load_mems_and_recount_loop_regs_set): Delete.
4875 (loop_regs_scan): Merge common code from count_loop_regs_set,
4876 scan_loop, and load_mems_and_recount_loop_regs_set.
4877 (scan_loop): Call load_mems directly and loop_regs_scan
4878 again if new registers created.
4880 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4882 * toplev.c (main): Call the front-end specific post_options
4883 hook if one is given.
4884 * toplev.h (struct_lang_hooks, lang_hooks): New.
4885 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
4886 for the C front end.
4887 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
4888 lang_hooks for the C++ front end.
4889 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
4890 lang_hooks for the ObjC front end.
4891 * f/com.c (lang_hooks): Hooks for the Fortran front end.
4892 * java/lang.c (lang_hooks): Hooks for the Java front end.
4894 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4896 * c-lex.c (init_c_lex): Request #define / #undef callbacks
4897 for verbose DWARF[2] debugging.
4898 (cb_define, cb_undef): The new callbacks.
4899 * toplev.h (debug_define, debug_undef): Make const correct.
4900 * toplev.c (debug_define, debug_undef): Similarly. Do not
4901 perform the verbosity tests here anymore.
4903 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
4905 * reload.c (subst_reloads): Take INSN argument. When
4906 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
4907 * reload.h (subst_reloads): Adjust prototype.
4908 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
4909 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
4910 present in JUMP_INSNs and copy them to JUMP_LABEL.
4911 * flow.c (find_label_refs, find_basic_blocks_1): Skip
4912 JUMP_INSNs and insns with REG_LABELs that are followed by
4913 JUMP_INSNs with the same REG_LABEL.
4914 * sched-rgn.c (is_cfg_nonregular): Likewise.
4915 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
4917 * unroll.c (unroll_loop): Look for REG_LABEL notes in
4919 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
4921 2001-01-06 Richard Henderson <rth@redhat.com>
4923 * loop.c (scan_loop): Use xcalloc for the regs array.
4924 (load_mems_and_recount_loop_regs_set): Zero the new memory
4925 received from xrealloc.
4927 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
4929 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
4931 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
4933 * integrate.c (copy_rtx_and_substitute): When copying
4934 an ignored return value, strip REG_FUNCTION_VALUE_P.
4936 2001-01-06 Michael Hayes <mhayes@redhat.com>
4938 * loop.c (debug_biv, debug_giv): New.
4939 (loop_biv_dump): Break out from ...
4940 (record_biv): ... here.
4941 (loop_giv_dump): Break out from ...
4942 (record_giv): ... here.
4943 (loop_bivs_check): Use print_simple_rtl.
4944 * unroll.c (loop_iterations): Use print_simple_rtl.
4946 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4948 * pa.md (return, return_internal): Modify patterns to prevent regrename
4949 mucking with the return pointer.
4951 2001-01-05 Richard Henderson <rth@redhat.com>
4953 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
4955 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
4957 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
4958 version supplied by Matteo Frigo.
4960 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
4962 * cpp.texi: Update for -MQ.
4963 * cppinit.c (cpp_create_reader): Always create pfile->deps.
4964 (cpp_cleanup): Always free pfile->deps.
4965 (initialize_dependency_output): Don't create pfile->deps.
4966 (cpp_handle_option): Similarly.
4968 * gcc.c (cpp_options): Handle -MQ.
4969 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
4970 * mkdeps.c (base_name): Remove.
4971 (deps_init): Don't allocate vector space until it's needed.
4972 (deps_free): Only free vectors if allocated.
4973 (deps_add_target, deps_add_dep): Update for initial allocation.
4974 (deps_add_default_target): Don't strip to the base_name.
4976 2001-01-05 DJ Delorie <dj@redhat.com>
4978 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
4979 (INIT_EXPANDERS): Define.
4981 * config/v850/v850.c (struct machine_function): Define.
4982 (v850_save_machine_status): New function.
4983 (v850_restore_machine_status): New function.
4984 (v850_return_addr): New function.
4985 (v850_init_expanders): New function.
4987 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
4988 and v850_init_expanders.
4990 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
4992 * cpplib.h (struct cpp_reader): Add help_only field.
4993 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
4994 (cpp_handle_option): Set pfile->help_only if we see -h,
4995 --help, -target-help, or --version. Print version string but
4996 do not set help_only if we see -v or -version. Make text
4997 printed by -v match that printed by (-)-version.
4999 * cppmain.c (main): Exit after option parsing if
5000 pfile->help_only is true.
5002 * toplev.c (independent_decode_option): Call print_version,
5003 then exit, if we see --version (but not -version).
5004 (print_version): Split lengthy message into two lines.
5006 2001-01-05 Nick Clifton <nickc@redhat.com>
5008 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
5009 temporary string for initialisation before calling ggc_alloc_string.
5011 2001-01-06 Michael Hayes <mhayes@redhat.com>
5013 * rtl.h (print_simple_rtl): New.
5014 * print-rtl.c (print_simple_rtl): New.
5016 (print_rtx): Disable printing of flags and modes, etc.,
5017 if `flag_simple` nonzero.
5019 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5021 * function.c (fixup_var_refs): Use push_to_full_sequence where
5024 2001-01-05 Michael Meissner <meissner@redhat.com>
5026 * flags.h (flag_reorder_blocks): Add declaration.
5027 (flag_rename_block): Ditto.
5029 2001-01-05 DJ Delorie <dj@redhat.com>
5031 * function.c (reorder_blocks): Make sure the flags are all reset
5032 before using them to mark blocks, else a second invocation will
5033 corrupt the block chain.
5034 (reorder_blocks_0): New, resets the flags.
5036 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
5038 * cse.c (find_comparison_args): Stop if the argument is known to
5041 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5043 * config/sh/sh.md (movdf): When splitting load into pair of
5044 registers, don't clobber the register used in the address too
5047 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
5049 * varasm.c (mark_constant_pool): Improve initial comments.
5050 (mark_constants): Move marking of constants to mark_constant.
5051 (mark_constant): New function to recursively mark all constants
5052 referred to by a constant.
5054 2001-01-05 Catherine Moore <clm@redhat.com>
5056 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
5058 2001-01-05 Phil Edwards <pme@sources.redhat.com>
5060 * cp/lang-options.h: Bring comment in line with reality.
5061 * f/lang-options.h: Likewise.
5062 * java/lang-options.h: Likewise.
5063 * objc/lang-options.h: Likewise.
5064 * ch/lang-options.h: Likewise.
5065 * f/g77.texi: And update the manual.
5067 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
5068 Denis Chertykov <denisc@overta.ru>
5070 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
5071 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
5072 * config/avr/avr.md (all peepholes that request a scratch register):
5073 Call it, FAIL the peephole if not safe (in interrupt functions).
5075 2001-01-05 Mark Mitchell <mark@codesourcery.com>
5077 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
5079 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
5081 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
5083 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
5084 BUILT_IN_CREAL and BUILT_IN_CIMAG.
5085 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
5086 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
5087 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
5089 * extend.texi: Document these builtins.
5091 2001-01-05 Daniel Berlin <dberlin@redhat.com>
5093 * c-common.c (lang_get_alias_set): Say we know nothing of
5094 VECTOR_TYPE aliasing.
5096 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
5098 2001-01-05 Bruce Korb <bkorb@gnu.org>
5100 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
5101 their x* equivalent versions for atexit-less systems
5102 * fixinc/fixincl.c(main): do not return from main() on atexit-less
5103 systems (or any other system any more).
5105 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
5107 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
5108 output operands. Use arm_hard_register_operand for operand 4.
5109 (stmsi_postinc): Similarly.
5110 (ldmsi): Use arm_hard_register_operand for opernand 2.
5112 * arm.c (arm_hard_register_operand): New function.
5113 * arm-protos.h (arm_hard_register_operand): Prototype it.
5115 * arm.h (HARD_REGNO_RENAME_OK): Define.
5117 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
5119 * simplify-rtx.c (cfc_args): add "unordered" field.
5120 (check_fold_consts): Set unordered field.
5121 (simplify_relational_operation): Simplify the unordered
5124 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
5127 * emit-rtl.c (try_split): Fix code to mark labels.
5128 * jump.c (mark_jump_label): Make global.
5129 * rtl.h (mark_jump_label): Declare.
5131 * predict.c (estimate_probability): Handle unordred comparisons.
5133 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5135 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
5136 * cppinit.c (initialize_dependency_output): Update.
5137 (cpp_finish): Output dummy targets for -MP.
5139 (cpp_handle_option): Handle -MP. Don't quote -MT options.
5140 * cpplib.h (struct cpp_options): Add deps_phony_targets.
5141 * gcc.c (cpp_options): Update to handle -MP.
5142 * mkdeps.c (deps_add_target, deps_add_default_target): Update
5143 to quote only the default target.
5144 (deps_phony_targets): Insert a preceding newline. Rename from
5145 deps_dummy_targets for consistency.
5148 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5150 * calls.c (emit_library_call_value_1): Support
5151 INIT_CUMULATIVE_LIBCALL_ARGS.
5152 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
5154 2001-01-04 Richard Henderson <rth@redhat.com>
5156 * c-decl.c (finish_struct): Detect flexible array members
5157 used in an inappropriate context.
5158 * c-typeck.c (really_start_incremental_init): Special case
5159 constructor_max_index for zero length arrays.
5160 (pop_init_level): Allow initialization of flexible array
5161 members. Deprecate initialization of zero length arrays.
5162 Don't issue missing initializer warning for flexible array
5163 members or zero length arrays.
5164 (process_init_element): Don't dereference null DECL_SIZE.
5165 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
5166 Don't abort for empty constructors. Use size_binop
5167 (output_constructor): Add commentary regarding zero length
5168 array futures. Abort if we try to initialize an array of
5169 unspecified length with a non-empty constructor in the middle
5172 * extend.texi (Zero Length): Update and clarify documentation
5173 on static initialization.
5175 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5177 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
5178 with more than 32767 words of local storage.
5180 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5182 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
5183 for 'abs', 'labs', and 'fabs'.
5184 (c4x_expand_builtin): Likewise.
5185 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
5187 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5189 * config/sh/sh.md (prget, prset): New insn types.
5190 (return delay slot): Dont' allow prset.
5191 (call, sfunc delay slot): Don't allow prget.
5192 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
5193 for prset and prget.
5195 2001-01-05 Michael Hayes <mhayes@redhat.com>
5197 * loop.h (struct loop_reg): New.
5198 (struct loop_regs): Change to use array of `struct loop_reg'.
5199 * loop.c: Replace assortment of varrays with single regs array.
5200 (count_one_set): Delete may_not_move array argument
5201 and use regs array instead. All caller's changed.
5202 (count_loop_regs_set): Delete may_not_move and single_usage
5203 arguments and use regs array instead. All caller's changed.
5204 (find_single_use_in_loop): Replace usage array argument with pointer
5205 to regs structure. All caller's changed.
5206 (loop_optimize): Delete `moved_once' array.
5208 2001-01-05 Michael Hayes <mhayes@redhat.com>
5210 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
5211 Use it instead of loop_info->has_call for scanning loop mems.
5212 (check_dbra_loop): Replace loop_info->has_call test with
5213 loop_info->has_nonconst_call.
5215 2000-01-04 Matthew Hiller <hiller@redhat.com>
5217 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
5220 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5222 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
5223 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
5225 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5227 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
5228 (flag_short_double, flag_short_wchar): Define.
5229 (c_common_nodes_and_builtins): Create many tree nodes shared
5230 between C and C++ here instead of in cp/decl.c and ...
5231 * c-decl.c (init_decl_processing): ... here.
5232 (SIZE_TYPE, WCHAR_TYPE): Don't define.
5233 (flag_short_double, flag_short_wchar): Don't define.
5234 (record_builtin_type): New function.
5235 (build_void_list_node): New function.
5236 * c-common.h (flag_short_double, flag_short_wchar,
5237 record_builtin_type, build_void_list_node): Declare.
5239 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
5241 * integrate.c (expand_inline_function): Don't put a virtual
5242 register into the reg map.
5244 * function.c (fixup_var_refs_1): If force_operand didn't put
5245 the address into the target, move it there.
5247 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5249 Special-case tree_decl/tree_list allocations.
5250 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
5251 (OBJECT_SIZE): New macro.
5252 (NUM_EXTRA_ORDER): Likewise.
5253 (extra_order_size_table): New variable.
5254 (NUM_ORDERS): New macro.
5255 (objects_per_page_table): New variable.
5256 (object_size_table): New variable.
5257 (G.pages): Use NUM_ORDERS to bound the array.
5258 (G.page_tails): Likewise.
5259 (DIV_ROUND_UP): Remove.
5260 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
5261 (alloc_page): Use OBJECT_SIZE.
5262 (size_lookup): Don't make it const.
5263 (ggc_alloc): Use OBJECT_SIZE.
5264 (ggc_set_mark): Likewise.
5265 (ggc_get_size): Likewise.
5266 (init_ggc): Set up the object_size_table, objects_per_page_table,
5267 and adjust size_lookup.
5268 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
5269 (ggc_pop_context): Use NUM_ORDERS.
5270 (clear_marks): Likewise.
5271 (sweep_pages): Likewise.
5272 (poison_pages): Likewise.
5273 (ggc_print_statistics): Use OBJECT_SIZE.
5275 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5277 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
5278 Only call array_size_for_constructor if last field and array type
5279 with no upper bound.
5281 2001-01-04 Philip Blundell <philb@gnu.org>
5283 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
5284 from bit 31 downwards, if this requires no more insns.
5285 (count_insns_for_constant): New helper function for above.
5287 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
5289 * gencodes.c (output_predicate_decls): Remove empty initializer.
5291 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5293 * tree.c (copy_node): Remove documentation about obstacks.
5294 (buidl1): Check that nobody tries to build 2-argument nodes this
5297 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5299 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
5302 * gencodes.c (output_predicate_decls): Fill empty initializer
5305 2001-01-04 Jakub Jelinek <jakub@redhat.com>
5307 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
5308 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
5310 (do_include): Handle missing headers like cpp0.
5311 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
5312 paths with first include pathname. Don't strcat to uninitialized
5315 2001-01-04 Bernd Schmidt <bernds@redhat.com>
5317 * regrename.c (regrename_optimize): Don't rename from frame pointer
5318 if frame_pointer_needed.
5319 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
5320 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
5321 (ia64_reorg): Use it instead of scheduling if ! optimize.
5322 (errata_emit_nops): Properly call asm_noperands.
5323 (ia64_sched_reorder): Finish cycle if we see an asm.
5324 (ia64_variable_issue): Clear scheduling state after asms.
5326 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
5328 * cpp.texi: Update for -MT.
5329 * cppinit.c (initialize_dependency_output): Add a default
5330 target if none has been given already.
5331 (no_tgt, OPT_MT): New.
5332 (cpp_handle_option): Handle -MT. Update -M etc.
5333 * cpplib.h (struct cpp_options): Remove deps_target.
5334 * gcc.c (cpp_options): Handle -MT.
5335 * mkdeps.c (struct deps): Move from mkdeps.h.
5336 (deps_calc_target): Rename deps_add_default_target. Add a
5337 default target if none has been specified already.
5338 * mkdeps.h (struct deps): Move to mkdeps.c.
5339 (deps_calc_target): Rename deps_add_default_target.
5341 2000-01-03 Richard Henderson <rth@redhat.com>
5343 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
5345 * c-typeck.c (push_init_level): Move checks for flexible array
5346 members and zero length arrays ...
5347 (pop_init_level): ... here. Silently discard empty initializations.
5349 * varasm.c (output_constructor): Update for sizeof change to
5352 * extend.texi (Zero Length): Clarify semantics.
5354 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5356 * configure.in (tm.h): Include isns-codes.h last.
5357 * configure: Rebuilt.
5359 2001-01-03 Richard Henderson <rth@redhat.com>
5361 * config/alpha/alpha.md (addvsi3, addvdi3): New.
5362 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
5364 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5366 * tradcpp.c (main): Make sure finclude() is called with a valid
5367 indepth value while handling -include.
5369 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5371 * gencodes.c (output_predicate_decls): New function.
5373 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
5374 even if it is not the first time machmode.h is #included.
5375 * config/sh/sh.c (fpul_operand): Declare MODE argument.
5376 * tm.texi (PREDICATE_CODES): Document predicate declarations.
5377 * gcc.texi (Copyright): Added 2001.
5379 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5381 * c-common.c (c_common_lang_init): New function. Warn if format
5382 warning options which only have effects when used with -Wformat
5383 are used without -Wformat.
5384 * c-common.h (c_common_lang_init): Declare.
5385 * c-lang.c (lang_init): Call c_common_lang_init.
5386 * objc/objc-act.c (lang_init): Call c_common_lang_init.
5388 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5390 * configure.in: Check for the mktemp command.
5391 * configure: Regenerate.
5392 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
5393 $TEMP. Create temporary files with mktemp, if available at
5394 configure time; otherwise use set -C. Remove temporary files
5397 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5399 * configure.in: Require at least texinfo 4.0. Check for whether
5400 Pod::Man is sufficiently recent to regenerate GCC manpages.
5401 * configure: Regenerate.
5402 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
5404 (GENERATED_MANPAGES): Define.
5405 (generated-manpages): New target. Depend on cpp.1 as well as
5407 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
5408 configure to generated-manpages or empty) rather than on the
5409 manpages directly. Remove execute permission from installed
5410 gcov.1 as well as cpp.1.
5411 * cpp.1, gcov.1: Regenerate.
5413 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5415 * builtins.c (expand_builtin_strncmp): Use host_integerp and
5416 tree_low_cst. Allow using cmpstrsi in more cases.
5418 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5420 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
5423 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
5425 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
5426 * Makefile.in (HOST_CFLAGS): Mention build-make.
5428 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5430 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
5433 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5435 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
5438 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
5441 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
5442 reg_base_value and reg_known_value arrays.
5443 (init_alias_analysis): Add more cases to detect known values.
5444 * sched-deps.c (deps_may_trap_p): New function.
5445 (sched_analyze_2): Use it.
5447 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5449 * combine.c (simplify_shift_const): Even if we're sign-extracting,
5450 don't discard an ASHIFTRT if we're shifting in a wider mode.
5452 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5454 * toplev.c (rest_of_compilation): Don't print basic block information
5455 when CFG isn't up to date.
5457 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
5459 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
5460 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
5461 (UNALIGNED_SHORT_ASM_OP): Define.
5462 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
5464 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5466 * fold-const.c (fold_convert): Fix typo.
5468 2001-01-02 Richard Henderson <rth@redhat.com>
5470 * c-common.h (ASM_INPUT_P): New.
5471 * c-parse.in (asm): Set it when needed.
5472 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
5473 existance of an operand.
5475 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
5477 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
5478 (dwarf2out_frame_debug_expr): Likewise.
5479 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
5481 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
5483 * i386.c (ix86_split_to_parts): Return number of part required;
5485 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
5487 (ix86_split_long_move): Use number of part returned
5488 by ix86_split_to_parts
5489 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
5491 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
5492 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
5493 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
5494 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
5495 (ALIGN_MODE_128): Add TFmode.
5496 (IS_STACK_MODE): Likewise.
5497 (HARD_REGNO_NREGS): TFmode needs 3 registers.
5498 (HARD_REGNO_OK): Support TFmodes.
5499 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
5500 * i386.md (scheduler definitions): Use memory operand to determine
5501 fst/fld instructions; use mode attribute to determine real mode of
5503 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
5504 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
5506 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5508 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
5510 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5512 * expr.c (store_constructor_field): Update ALIGN before calling
5515 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5517 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
5520 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5522 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
5525 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5527 * c-decl.c (start_function): Don't warn on third parameter to main.
5529 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5531 * tsystem.h: Define HAVE_DECL_GETOPT.
5533 2001-01-02 Philip Blundell <pb@futuretv.com>
5535 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
5538 2001-01-02 Richard Henderson <rth@redhat.com>
5540 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
5542 2001-01-02 Andreas Jaeger <aj@suse.de>
5544 * c-decl.c (c_decode_option): Remove support of
5547 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
5548 (W_options): Add -Wmissing-noreturn here.
5550 * flow.c: Define lang_missing_noreturn_ok_p.
5551 (check_function_return_warnings): Use it.
5553 * c-common.h: Declare lang_missing_noreturn_ok_p.
5555 * c-lang.c (c_missing_noreturn_ok_p): New function.
5556 (lang_init): Set lang_missing_noreturn_ok_p.
5558 * invoke.texi (Warning Options): Document this.
5560 2000-12-27 Phil Edwards <pme@sources.redhat.com>
5562 * extend.texi (C++ Extensions): New node for C++ attributes;
5563 describe init_priority and com_interface.
5564 * invoke.texi: Remove -finit-priority as it now has zero effect.
5565 * install.texi: Fix xref syntax.
5566 * md.texi: Likewise.
5568 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5570 * config.gcc (sparc64-wrs-vxworks*): New case.
5571 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
5573 * config/sparc/sparc.c (sparc_override_options): Do support different
5574 pointer and architecture size.
5575 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
5576 (POINTERS_EXTEND_UNSIGNED): Define.
5577 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
5578 (FUNCTION_MODE): Define to be Pmode.
5579 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
5581 * function.c (expand_function_end): Properly handle DECL_RESULT
5582 and copy when ptr_mode != Pmode.
5583 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
5585 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5587 * c-common.c (c_common_nodes_and_builtins): Set prototype
5588 parameters for __builtin_fputs, __builtin_fputc and
5589 __builtin_fwrite. Don't declare plain fputc as a builtin.
5591 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
5593 * loop.c (add_label_notes): Increment the label usage count when
5594 a note is added to an insn which refers to a CODE_LABEL.
5595 * gcse.c (add_label_notes): Likewise.
5597 2001-01-01 Andreas Jaeger <aj@suse.de>
5599 * loop.c (scan_loop): Use xmalloc to allocate movables.
5601 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
5603 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
5604 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
5605 * reload1.c (REGISTER_MOVE_COST): Likewise.
5606 * regclass.c (REGISTER_MOVE_COST): Likewise.
5607 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
5608 dimension. Adjust all users.
5609 (init_reg_sets_1): Iterate on all modes.
5610 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
5611 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
5612 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
5613 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
5614 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
5615 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
5616 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
5617 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
5618 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
5619 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
5620 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
5621 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
5622 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
5623 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
5624 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
5625 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
5626 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
5627 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
5628 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
5629 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
5630 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
5631 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
5632 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
5633 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
5634 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
5635 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
5636 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
5638 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5640 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
5641 arg VARIES_P. Call it with extra arg.
5642 (true_dependence): Likewise.
5643 * rtl.h (rtx_addr_can_trap_p): Declare.
5644 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
5646 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
5647 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
5648 pic offset table register if it's zero. All callers changed.
5649 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
5651 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5653 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
5654 STRING_POOL_ADDRESS_P.
5656 * config/sparc/sparc.c (input_operand): Properly test for short op.
5658 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
5659 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
5660 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
5661 * config/sparc/elf.h: No longer include sol2.h.
5662 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
5663 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
5665 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
5667 2001-01-01 Michael Hayes <mhayes@redhat.com>
5669 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
5670 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
5671 (record_initial): Likewise.
5672 * unroll.c (copy_loop_body, loop_iterations): Likewise.
5673 (remap_split_bivs): Likewise.
5675 2001-01-01 Michael Hayes <mhayes@redhat.com>
5677 * loop.c (loop_ivs_free): New function.
5678 (strength_reduce): Break out from...
5680 2001-01-01 Michael Hayes <mhayes@redhat.com>
5682 * loop.h (struct iv): New.
5683 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
5684 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
5685 'reg_biv_class' fields with 'regs' and 'n_regs'.
5686 (struct ivs): Rename 'loop_iv_list' field to 'list'.
5687 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
5688 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
5690 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
5692 * resource.c (mark_referenced_resources): Abort() before
5693 attempting to mark a pseudo register.
5694 (mark_set_resources): Likewise.
5696 2001-01-01 Michael Hayes <mhayes@redhat.com>
5698 * loop.h (REG_IV_CLASS): New accessor macro.
5699 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
5700 * unroll.c (REG_IV_CLASS): Likewise.
5702 See ChangeLog.4 for earlier changes.