1 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
3 * Makefile.in: Set RANLIB to @RANLIB@.
6 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8 * fixinc/inclhack.def (djgpp_wchar_h): New test.
9 * fixinc/fixincl.x: Regenerated.
11 2001-03-07 Richard Henderson <rth@redhat.com>
13 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
15 2001-03-07 Richard Henderson <rth@redhat.com>
17 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
18 of block notes and exception handling notes.
20 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
21 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
22 (compile_file): ... here.
24 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
28 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
29 config.h now. Include libiberty.h to handle alloca.
31 2001-03-06 Zack Weinberg <zackw@stanford.edu>
33 * c-parse.in (yylexname): New function, split out of _yylex.
34 (objc_rid_sans_at): New table.
35 (init_reswords): Initialize it.
36 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
37 retrieving the next token and checking it for significance as
38 an ObjC keyword or string constant.
40 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
41 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
43 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
46 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
48 * config/m68k/m68k.c (const_uint32_operand): Accept any
49 const_int on a 32-bit host.
51 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
53 * objc/objc-act.c (init_objc): Set save_lang_status,
54 restore_lang_status, and mark_lang_status.
56 2001-03-06 Krister Walfridsson <cato@df.lth.se>
58 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
60 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
62 * cppinternals.texi: Update.
64 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
66 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
67 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
68 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
69 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
70 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
71 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
72 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
73 config/i386/xm-i386.h, config/i860/xm-i860.h,
74 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
75 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
76 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
77 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
78 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
79 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
80 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
81 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
82 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
83 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
84 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
85 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
86 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
87 match the defaults provided in hwint.h.
89 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
90 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
92 * config.gcc (xm_file): Don't set to files which are deleted.
94 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
95 guard this file against these macros being undefined.
97 2001-03-06 Zack Weinberg <zackw@stanford.edu>
99 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
100 and DECL_DEFER_OUTPUT on the decl we create, before calling
101 rest_of_decl_compilation.
103 2001-03-06 Zack Weinberg <zackw@stanford.edu>
105 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
107 * configure, config.in: Regenerate.
108 * config.gcc: Remove references to deleted files.
110 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
111 genrecog.c, rtl.c: Do not use alloca anywhere.
113 * Makefile.in, build-make, system.h, config/x-interix,
114 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
115 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
116 config/arc/xm-arc.h, config/arm/xm-arm.h,
117 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
118 config/h8300/xm-h8300.h, config/i370/x-oe,
119 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
120 config/i386/x-ncr3000, config/i386/x-sco5,
121 config/i386/xm-dgux.h, config/i860/x-sysv4,
122 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
123 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
124 config/m68k/x-hp320g, config/m69k/x-mot3300,
125 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
126 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
127 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
128 config/m88k/x-sysv4, config/m88k/x-tekXD88,
129 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
130 config/mips/x-iris, config/mips/x-iris3,
131 config/mips/x-sni-svr4, config/mips/x-sysv,
132 config/mips/xm-iris6.h, config/mips/xm-mips.h,
133 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
134 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
135 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
136 config/pa/xm-papro.h, config/romp/xm-romp.h,
137 config/rs6000/x-aix31, config/rs6000/x-aix41,
138 config/rs6000/x-beos, config/rs6000/x-lynx,
139 config/rs6000/x-mach, config/rs6000/x-rs6000,
140 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
141 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
142 config/sparc/x-sysv4, config/sparc/xm-linux.h,
143 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
144 config/vax/xm-vms.h: Eradicate all references to alloca and
147 * config/xm-alloca.h, config/clipper/x-clix,
148 config/i386/xm-sysv4.h, config/i860/x-fx2800,
149 config/i860/x-sysv3, config/m88k/x-sysv3,
150 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
151 (contained only alloca related hacks).
153 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
156 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
158 * invoke.texi: Document __FAST_MATH__.
160 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
162 * crtstuff.c: Restore include of auto-host.h.
164 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
166 Put main() in a separate file, so that the language
167 front-end can use a different main().
170 * toplev.c: (main): Rename as toplev_main.
171 * toplev.h: Declare toplev_main.
172 * Makefile.in (OBJS): add toplev.o.
173 (BACKEND): remove toplev.o, add main.o.
175 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
177 * cppfiles.c (search_from): Special case the empty string.
179 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
181 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
182 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
183 strlen or strcpy; we already know the length.
184 (_cpp_compare_file_date): Similarly.
185 * cpphash.h (struct cpp_reader): Delete done_initialising.
186 (CPP_PREV_BUFFER): Delete.
187 * cppinit.c (cpp_start_read): Don't set done_initialising.
188 * cpplex.c (parse_string): Guarantee null-termination.
189 (_cpp_equiv_toklists): Remove.
190 * cpplib.c (glue_header_name): Null-terminate.
191 (do_line): Don't leak memory.
192 * cpplib.h (BT_WEAK): Delete.
193 * cppmain.c (cb_ident): Strings are now null-terminated.
195 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
197 * gcc.c (convert_filename): Append executable suffix
198 if NO_AUTO_EXE_SUFFIX is not defined.
199 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
200 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
202 2001-03-03 David O'Brien <obrien@FreeBSD.org>
204 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
205 * c-parse.gperf, c-gperf.h: Delete.
206 (c-gperf.h was accidently re-added to the CVS repo in the rev
207 1.16 commit by tromey)
209 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
211 * cpplex.c (_cpp_lex_token): Don't warn about directives in
212 macro arguments when looking for the '('.
213 * cppmacro.c (funlike_invocation_p): Set parsing_args to
214 2 when really parsing arguments; 1 when looking for '('.
215 Always restore the lexer position.
217 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
219 * longlong.h (umul_ppmm): Don't use a multiline string.
221 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
223 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
224 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
225 t_bool in declaration because pcc can't combine volatile with typedef
228 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
230 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
231 until when it is really needed.
232 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
233 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
234 * i386.md (float?i?f splitter): Don't force source operand to memory
236 (sse_movdfcc): Fix constraint.
237 (sse_movdfcc splitter): Handle properly the second alternative.
239 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
241 * cpplex.c (parse_string): Unconditionally pedwarn.
243 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
246 * cppexp.c (parse_number): Update.
247 * cpplex.c (parse_string): Pedwarn if multiline string does not
248 result from a system header's macro.
249 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
250 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
251 for function-like macros too.
252 * c-lex.c (lex_number): Update.
254 2001-03-03 Richard Henderson <rth@redhat.com>
256 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
258 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
260 * combine.c (try_combine): If split with mode-changed scratch
261 register didn't work, try the original mode.
263 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
265 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
266 * config/c4x/c4x.h: Likewise.
267 * stor-layout.c (compute_record_mode): Likewise.
268 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
270 2001-03-02 Zack Weinberg <zackw@stanford.edu>
272 * configure.in: Kill tm.h. Include the files in the $tm_file
273 list in all three of config.h, hconfig.h, tconfig.h, after the
274 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
275 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
276 * configure: Regenerate.
277 * Makefile.in (clean): Don't delete tm.h.
279 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
280 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
281 those are not defined, set SEC and FEC to 0 and 1.
282 * gcc.texi: Update to match.
284 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
285 * config/fp-bit.c, config/m68k/aux-crt2.asm,
286 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
287 Include tconfig.h, not tm.h.
289 * config/xm-lynx.h, config/xm-std32.h,
290 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
291 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
292 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
293 config/clipper/xm-clix.h, config/convex/xm-convex.h,
294 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
295 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
296 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
297 config/i386/xm-i386.h, config/i860/xm-i860.h,
298 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
299 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
300 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
301 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
302 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
303 config/pa/xm-linux.h, config/pa/xm-pa.h,
304 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
305 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
306 config/pj/xm-pj.h, config/romp/xm-romp.h,
307 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
308 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
309 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
310 config/v850/xm-v850.h, config/vax/xm-vax.h,
311 config/we32k/xm-we32k.h:
313 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
315 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
316 config/i370/xm-oe.h: Don't include tm.h. Don't define
318 * config/vax/xm-vms.h: Don't include tm.h.
320 * config/xm-lynx.h, config/avr/xm-avr.h,
321 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
322 Delete; made empty by above changes.
323 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
324 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
325 Don't include config/xm-lynx.h or tm.h.
327 * config/xm-gnu.h: Don't include fcntl.h.
328 * config/sparc/xm-lynx.h: Don't include sys/types.h and
330 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
332 2001-03-02 Richard Henderson <rth@redhat.com>
334 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
335 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
337 2001-03-02 Richard Henderson <rth@redhat.com>
339 * Makefile.in (OBJS): Add dwarf2asm.o.
340 * dwarf2asm.c, dwarf2asm.h: New files.
341 * dwarf2out.c (*): Use them.
342 (size_of_uleb128, size_of_sleb128): Remove.
343 (output_uleb128, output_sleb128): Remove.
344 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
345 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
346 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
347 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
348 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
349 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
350 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
351 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
352 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
353 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
354 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
355 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
356 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
357 (dwarf2out_frame_debug): Remove unused variables.
358 (output_loc_operands): Don't abort on 8 byte constants if
359 host integers are wide enough.
360 (output_symbolic_ref): Remove.
361 (size_of_die): Don't assume 4 byte host integers.
362 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
364 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
365 something stupid with HOST_WIDE_INT to long truncation.
366 [CONST_DOUBLE]: Likewise.
368 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
369 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
370 * config/arm/unknown-elf.h: Likewise.
371 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
372 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
373 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
374 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
375 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
376 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
377 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
378 (ASM_OUTPUT_DWARF_OFFSET): Remove.
379 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
380 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
381 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
382 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
384 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
386 * cselib.c (hash_rtx): Cast enums to unsigned int.
388 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
390 * print-rtl.c (print_rtx): Cast enums to int for comparison.
391 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
393 * c-format.c (C_STD_VER): Cast to int for comparisons.
394 (check_function_format): Cast various enums to int for &.
395 (maybe_read_dollar_number): Likewise.
396 (check_format_info): Likewise.
397 (check_format_info_main): Likewise.
398 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
399 (safe_from_p): Likewise.
400 * varasm.c (const_hash): Cast enum to int for %.
401 * emit-rtl.c (init_emit_once): Use int loop variable to work around
402 pcc enum problems with < and ++ operators.
403 * regclass.c (init_reg_sets_1): Cast enums for comparison.
404 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
405 (regclass_init): Change enum class to int to iterate over reg_classes.
406 * genrecog.c (merge_trees): Cast enums for comparison.
407 * rtl.h (GET_CODE): Cast to enum rtx_code.
408 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
409 (GET_MODE): Cast to enum machine_mode.
410 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
411 (GET_NOTE_INSN_NAME): Cast enum to int.
412 * tree.h (TREE_CODE): Cast to enum tree_code.
413 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
414 * timevar.c (timevar_print): Change loop variable id from enum to
416 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
417 * config/i386/i386.md: Use PUT_MODE for mode assignment.
418 * toplev.c (compile_file): Cast enum DFI to int.
419 (decode_d_option): Likewise.
421 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
423 * cppinit.c (append_include_chain): Mark "after" include file name list
424 as a system directory.
425 * cpp.texi: Document new behavior.
427 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
429 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
431 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
433 * cppfiles.c (struct include_file): Update.
434 (stack_include_file): Use search_from.
435 (cpp_included, find_include_file): Update.
436 (cpp_execute_include): Update. ptr->name may not be
437 null terminated. Use the new search_from member variable
439 (_cpp_compare_file_date): Similarly.
440 (search_from): New function, similiar to actual_directory.
441 (actual_directory): Delete.
442 (remap_filename): Update. loc->name may not be null terminated.
443 (struct file_name_list): Rename search_path. Update.
444 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
446 (struct cpp_reader): Remove actual_dirs.
447 * cppinit.c (struct cpp_pending): Update for renamed objects.
448 (append_include_chain, remove_dup_dir, remove_dup_dirs,
449 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
450 * cpplib.h (struct cpp_options): Similarly.
452 2001-03-01 Zack Weinberg <zackw@stanford.edu>
454 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
455 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
456 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
457 config/clipper/xm-clix.h, config/convex/xm-convex.h,
458 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
459 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
460 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
461 config/i370/xm-linux.h, config/i370/xm-mvs.h,
462 config/i370/xm-oe.h, config/i386/xm-aix.h,
463 config/i386/xm-i386.h, config/i386/xm-osf.h,
464 config/i860/xm-i860.h, config/i960/xm-i960.h,
465 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
466 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
467 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
468 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
469 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
470 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
471 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
472 config/pj/xm-pj.h, config/romp/xm-romp.h,
473 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
474 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
475 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
476 config/v850/xm-v850.h, config/vax/xm-vax.h,
477 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
478 Do not define TRUE or FALSE.
480 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
481 empty by above change.
482 * config.gcc: Remove references to these files.
484 * configure.in: Detect stdbool.h.
485 * configure, config.in: Regenerate.
486 * system.h: Include stddef.h here if available.
487 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
488 Then set up a sensible boolean type at the very end.
490 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
491 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
493 * hash.h: Delete 'boolean' typedef and related #undefs.
495 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
496 all uses of 'boolean' with 'bool'.
498 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
500 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
501 * cppexp.c (lex): Cast enums for comparison.
502 * cppinit.c (parse_option): Cast enum for comparison.
503 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
504 (cpp_output_token): Likewise.
505 (cpp_can_paste): Cast enums for comparsion and plus/minus.
506 (cpp_avoid_paste): Cast enums for minus and comparison.
508 2001-03-01 Zack Weinberg <zackw@stanford.edu>
510 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
511 field to all array elements.
513 2001-03-01 Zack Weinberg <zackw@stanford.edu>
515 * cpphash.h (struct cpp_reader): Add print_version field.
516 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
517 just set print_version and other flags as appropriate.
518 (cpp_post_options): Print version here if print_version is set.
520 * toplev.c (exit_after_options): New flag.
521 (independent_decode_option): Don't exit here; just set
523 (main): Exit after calling lang_hooks.post_options if
524 exit_after_options is true.
526 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
527 (merge_include_chains): Adjust comment to match code.
529 2001-03-01 Zack Weinberg <zackw@stanford.edu>
531 * stringpool.c (set_identifier): New function.
532 * tree.h: Prototype it.
534 * c-parse.in: Kill D_YES. If compiled for objc, call
535 save_and_forget_protocol_qualifiers from init_reswords.
536 * objc/objc-act.c (remember_protocol_qualifiers,
537 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
538 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
540 (save_and_forget_protocol_qualifiers): New function.
541 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
543 2001-03-01 Diego Novillo <dnovillo@redhat.com>
545 * c-semantics.c (prune_unused_decls): Return error_mark_node
546 instead of (tree) 1 to stop traversing the tree chain.
548 2001-03-01 Bernd Schmidt <bernds@redhat.com>
550 Fix a problem introduced by Kenner's Feb 18 change.
551 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
552 flag_cse_skip_blocks only temporarily, not for ever.
554 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
556 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
557 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
559 * pa.c (emit_move_sequence): Verify operand0 is a hard register
560 before determining its register class.
562 2001-03-01 Bernd Schmidt <bernds@redhat.com>
564 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
565 from reg 4 if current_function_calls_setjmp.
566 (gen_nop_type): New function.
567 (ia64_emit_nops): New function.
568 (ia64_reorg): Call it.
569 (ia64_sched_reorder): Move code that rotates bundles up a bit.
571 * reload1.c (eliminate_regs_in_insn): Restrict the special case
572 code not to try to optimize adds with anything but a REG destination.
574 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
575 (INSN_PRIORITY_KNOWN): New accessor macro.
576 * haifa-sched.c (priority): Use it instead of testing priority against
579 2001-02-28 DJ Delorie <dj@redhat.com>
581 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
582 since that doesn't work the way gcc wants on a generic m68k.
584 2001-02-28 Richard Henderson <rth@redhat.com>
586 * caller-save.c (save_call_clobbered_regs): Fix typo in
587 comparison last change.
589 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
591 * i386.c (pentium4_cost): New.
592 (m_PENT4): New macro.
593 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
594 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
595 x86_integer_DFmode_moves, x86_partial_reg_dependency,
596 x86_memory_mismatch_stall): Add Pentium4
597 (x86_use_q_reg, x86_use_any_reg): Kill.
598 (override_options): Add pentium4.
599 (incdec_operand): Return 0 for pentium4.
600 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
601 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
602 (TARGET_PENTIUM4): Define.
603 (enum processor_type): Add PROCESSOR_PENTIUM4.
604 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
605 * i386.md (attribute "cpu"): Add pentium4.
606 * invoke.texi (march): Add pentium4.
608 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
610 * i386.md (sse_mov?fcc*): New patterns and splitters.
611 * i386.c (ix86_expand_movcc): Work post-reload; recognize
612 the SSE based conditional moves.
614 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
616 * i386.md (attribute mode): Add "TI".
617 (movsf_1): Add pxor support; remove constant propagation splitter.
618 (movdf_integer): Likewise.
619 (movdf_nointeger): Likewise.
620 (movxf constant prop splitter): Handle all modes; update for SSE.
621 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
622 * i386.c (standard_80387_constant_p): Rewrite.
623 (standard_sse_constant_p): New.
624 * i386-protos.h (standard_sse_constant_p): New.
626 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
628 * i386.md (sse_setccsf, sse_setccdf): New.
629 (sse_cmp* patterns): Use '%D' instead of outputtting condition
631 * i386.c (sse_comparison_operator): Accept the supported unordered
632 comparses; be ready for fast_math.
633 (print_operand): Support 'D'.
635 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
637 * jump.c (reversed_comparison_code): Kill.
639 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
641 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
644 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
646 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
647 add missing '%' in constraints.
649 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
651 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
652 for HOST_BITS_PER_WIDE_INT == 32 too.
654 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
656 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
658 (insert_save, insert_restore): New parameter save_mode.
659 (init_caller_save): Update initialization of reg_save_code
660 and reg_restore_code.
661 (save_call_clobbered_regs): Compute save_modes and update calls to
662 reg_save_code and reg_restore_code.
663 (insert_restore): Unsignetize numbers; use save_modes to choose mode
664 of spill; update use of reg_restore_code.
665 (insert_save): Likewise.
666 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
667 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
668 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
670 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
672 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
673 noce_try_store_flag_inc, noce_try_store_flag_mask,
674 noce_try_cmove_arith):
675 Use reversed_comparison_code instead of reverse_comparison and
676 can_reverse_comparison_p.
678 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
680 * jump.c (reversed_comparison_code_parts): Allow reversal of
681 unordered compares in -ffast-math mode; reverse ordered compares
682 for FP even w/o -ffast-math.
684 2001-02-27 Richard Henderson <rth@redhat.com>
686 * print-rtl.c (print_rtx) [i]: Don't print field five on
687 NOTEs other than NOTE_INSN_DELETED_LABEL.
689 2001-02-27 Zack Weinberg <zackw@stanford.edu>
691 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
692 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
694 2001-02-27 Diego Novillo <dnovillo@redhat.com>
696 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
697 even if walk_subtrees is 0.
698 * c-semantics.c (prune_unused_decls): Return a non-null value to
699 stop traversing the tree chain.
701 2001-02-27 DJ Delorie <dj@redhat.com>
703 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
704 register, *then* define it as the new CFA.
706 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
708 * pa.c (override_options): Promote -fpic to -fPIC.
709 (legitimize_pic_address): Simplify due to removal of
710 small PIC as a code generation option.
711 (secondary_reload_class): Similarly.
712 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
713 (PRINT_OPERAND_ADDRESS): Similarly.
714 * pa.md (various patterns): Similarly.
715 (small pic lo_sum pattern): Remove.
717 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
720 * md.texi (min, max): Document
722 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
724 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
725 TARGET_PARTIAL_REG_DEPENDENCY.
726 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
728 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
730 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
732 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
734 * mips.c (mips_make_temp_file): Fix thinko in last change.
736 2001-02-26 Jason Eckhardt <jle@redhat.com>
738 * combine.c (known_cond): Do not reverse the condition when
739 SMAX/UMAX is being considered and the condition is for equality
742 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
744 2001-02-26 Philip Blundell <philb@gnu.org>
746 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
748 * config/arm/linux-elf.h: Remove historical relics related to
749 above configurations.
750 * config/arm/linux-oldld.h: Delete.
751 * config/arm/linux-elf26.h: Delete.
753 2001-02-26 Jason Merrill <jason@redhat.com>
755 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
757 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
758 recognize a tentative definition. Lose obsolete code.
760 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
761 variables unless necessary, either.
763 2001-02-25 Richard Henderson <rth@redhat.com>
765 * ifcvt.c (struct noce_if_info): Add test_bb.
766 (noce_get_alt_condition): New.
767 (noce_try_minmax, noce_try_abs): New.
768 (noce_operand_ok): New.
769 (noce_process_if_block): Use them.
770 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
772 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
774 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
777 2001-02-25 Zack Weinberg <zackw@stanford.edu>
779 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
780 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
782 (mips_asm_file_end): Free temp_filename here.
784 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
786 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
787 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
789 * config/i386/i386.md (movstrsi): Handle FAIL case.
791 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
793 * cppinit.c (builtin_array): Update.
794 (init_builtins): Flag builtins to warn if redefined or
795 undefined. Define __GXX_WEAK as a normal macro.
796 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
797 * cpplib.h (NODE_WARN): New flag.
798 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
799 Handle __STDC__ as a builtin only on Solaris.
800 (warn_of_redefinition): Renamed from check_macro_definition.
801 Reverse sense of test. Always warn if NODE_WARN.
802 (_cpp_create_definition): Use warn_of_redefinition. Flag
803 any macro beginning with "__STDC_" to require a mandatory
804 warning if redefined or undefined.
806 2001-02-24 Zack Weinberg <zackw@stanford.edu>
808 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
809 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
810 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
811 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
812 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
813 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
815 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
816 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
817 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
818 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
819 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
821 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
822 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
825 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
826 Delete now-empty file.
828 * alpha/vms.h: Define NEED_ATEXIT here...
829 * alpha/xm-vms.h: ...not here.
831 * i386/cygwin.h: Don't define PARAMS.
832 * mips/mips.c: Don't prototype mktemp. Don't define
833 P_tmpdir. Use make_temp_file to create temporary files.
834 Don't be clever and delete temporary files early.
835 * config.gcc: Drop references to deleted files. Don't define
837 * gcc.texi: Don't mention USE_PROTOTYPES.
839 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
841 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
842 (ix86_set_move_mem_attrs_1): Likewise.
843 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
844 * config/i386/i386.md (movstrsi): Call it.
846 2001-02-24 Zack Weinberg <zackw@stanford.edu>
848 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
849 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
850 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
851 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
853 (i750a-*-*): Error here if hosting on i750a.
854 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
856 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
857 Remove (empty modulo comments).
859 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
860 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
861 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
862 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
863 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
864 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
866 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
867 Remove reference to winnt.h in comment.
868 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
870 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
872 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
873 used to set another biv.
875 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
877 * tree.h (BLOCK_DEAD): New macro.
878 (struct tree_block): New flag, dead_flag.
879 * print-tree.c (print_node, case 'b'): Print missing fields.
880 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
881 * function.c (identify_blocks): Enable test for misplaced notes.
882 (all_blocks): Skip BLOCK_DEAD blocks.
883 * integrate.c (integrate_decl_tree): Likewise.
885 * errors.c (internal_error, trim_filename): New functions.
886 (fancy_abort): Call internal_error.
887 * errors.h (internal_error, trim_filename): New declarations.
889 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
891 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
893 (EXTRA_CONSTRAINT): Formatting changes.
895 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
897 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
899 2001-02-23 Per Bothner <per@bothner.com>
901 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
902 so they can be called from java/jvspec.c.
903 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
905 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
907 * i386.c (ix86_frame): New structure.
908 (ix86_compute_frame_size): Kill.
909 (ix86_compute_frame_layout): New.
910 (ix86_save_reg): New.
911 (ix86_can_use_return_insn_p): Use frame layout stuff.
912 (ix86_expand_prologue): Likewise.
913 (ix86_expand_epilogue): Likewise.
914 (ix86_initial_elimination_offset): Likewise.
915 (ix86_nsaved_regs): Use ix86_save_reg.
916 (ix86_emit_save_regs): Likewise.
918 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
920 * flow.c (find_sub_basic_blocks): New function.
921 (split_block): Be ready for basic block introduced by CODE_LABEL.
922 (commit_one_edge_insertion): Call find_sub_basic_block.
924 * flow.c (make_edges): Add edge from entry for blocks starting with
925 label having ALTERNATE_NAME
927 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
929 * function.c (epilogue_done): Be ready for first basic block not
930 containing PROLOGUE_END note.
931 (reposition_prologue_and_epilogue_notes): Avoid placing
932 PROLOGUE_END note between BASIC_BLOCK.
934 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
936 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
938 2001-02-21 DJ Delorie <dj@redhat.com>
940 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
941 check for current_function_has_nonlocal_goto from 1999-11-12.
943 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
945 * diagnostic.c (trim_filename): No longer static.
946 * toplev.h (trim_filename): Declare.
947 * rtl.c (rtl_check_failed_bounds): Call internal_error.
948 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
949 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
950 (rtvec_check_failed_bounds): Likewise.
951 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
953 * convert.c (convert_to_integer): Don't do unsigned unless result or
954 both inputs are unsigned.
956 * fold-const.c (fold_convert): Don't call size_int_type_wide if
959 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
961 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
963 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
965 * Makefile.in (resource.o): Add params.h dependence.
966 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
967 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
968 * resource.c: Add dependence on params.h.
969 (current_live_regs): Fix explanatory comment.
970 (find_basic_block): Add new parameter to permit limiting search
972 (mark_target_live_regs): Add new argument to find_basic_block call.
973 (incr_ticks_for_insn): Likewise.
975 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
977 * diagnostic.c (output_to_stream): Rename to
978 output_buffer_to_stream. Loses the stream parameter.
979 (init_output_buffer): Set diagnosic_buffer's stream.
980 (flush_diagnostic_buffer): Adjust.
981 (default_print_error_function): Likewise.
982 (finish_diagnostic): Likewise.
983 (verbatim): Likewise.
985 * diagnostic.h (struct output_buffer): Add `stream' field.
986 (output_buffer_attached_stream): New macro.
988 2001-02-23 Jakub Jelinek <jakub@redhat.com>
990 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
991 check if either operand is divisible by C.
992 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
993 If type is signed, consider negative numbers as well.
995 2001-02-22 Richard Henderson <rth@redhat.com>
997 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
998 reach .text instead of gp-relative relocs.
999 * config/ia64/crtend.asm (.init): Likewise.
1001 2001-02-22 Andreas Jaeger <aj@suse.de>
1003 * extend.texi (C++ Attributes): Fix typo.
1005 2001-02-21 David Mosberger <davidm@hpl.hp.com>
1007 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
1008 functions, drop current_function_args_info.words test.
1009 (ia64_compute_frame_size): Mark syscall_linkage functions as
1010 using eight input registers.
1012 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
1013 Bruce Korb <bkorb@gnu.org>
1015 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
1016 * fixinc/README: Document how to convert sed substitutions
1017 to format style c_fix-es.
1018 * fixinc/fixincl.x: regen
1020 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
1022 * gcc.c: Add comment explaining how to add a command-line option.
1023 Add title to specs language comment.
1025 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1027 * gcc.c (cc1_options): Add "-param".
1028 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
1029 (option_map): Likewise.
1030 * toplev.c (display_help): Add entry for "--param".
1031 (independent_decode_option): Fix typographical error.
1033 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
1034 Bernd Schmidt <bernds@redhat.com>
1035 Jan Hubicka <jh@suse.cz>
1037 * i386.c (function_arg_advance): Pass SSE arguments in registers.
1038 (function_arg): Likewise.
1040 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
1042 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
1044 2001-02-21 Kazu Hirata <kazu@hxi.com>
1046 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
1050 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
1052 * flow.c (init_propagate_block_info): Canon address and use single_set
1053 for killing dead memory stores.
1055 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1057 * Makefile.in (reorg.o): Add params.h dependence.
1058 * params.def: Fix typographical error in comment.
1059 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1060 * params.h: Modify introductory comment.
1061 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1062 * reorg.c: Add dependence on params.h.
1063 (redundant_insn): Add parameterized throttle for search.
1064 (fill_simple_delay_slots): Add a comment explaining a variable.
1065 Move conditional out of loop, simplifying code.
1066 (fill_eager_delay_slots): Fix typographical error in comment.
1068 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
1070 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
1072 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
1073 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
1075 2001-02-21 Jason Merrill <jason@redhat.com>
1077 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
1078 (struct tree_decl): Add uninlinable bitfield.
1079 * c-decl.c (duplicate_decls): Set it.
1080 * integrate.c (function_cannot_inline_p): Check it.
1082 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
1083 DW_AT_MIPS_linkage_name to abstract methods.
1084 (dwarf2out_abstract_function): Emit class context before calling
1085 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
1086 (gen_subprogram_die): Remove obsolete code.
1087 (gen_member_die): Don't include clones in the member list.
1088 (gen_decl_die): Emit abstract info for clone origin.
1089 * dwarfout.c (output_type): Don't include clones in the member list.
1090 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
1091 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
1092 DECL_ABSTRACT on a function that already has it set.
1094 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
1095 (get_subprogram_die): Pass it in.
1097 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
1099 * flow.c (mark_set_1): Make not_dead unsigned long. For
1100 non-pseudos, use it as a bitmask of the hard regs that
1103 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
1105 * cppfiles.c: Update comments.
1106 (_cpp_read_file): Don't check for NULL filenames any more.
1107 * cppinit.c (cpp_start_read): Don't do canonicalization of
1108 in_fname and out_fname. Use the passed file name exclusively.
1109 (_cpp_handle_options): Don't treat "-" as a command line option,
1110 but as a normal filename.
1111 (_cpp_post_options): Canonicalize in_fname and out_fname.
1112 * cppmain.c (printer_init): Don't check out_fname for NULL.
1113 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
1114 (init_c_lex): Update, and use "" to represent stdin to CPP.
1117 2001-02-20 Will Cohen <wcohen@redhat.com>
1119 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
1120 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
1121 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
1124 2001-02-20 Stan Shebs <shebs@apple.com>
1126 * config/rs6000/rs6000.c (output_cbranch): Output branches
1127 on separate lines instead of using ';' to separate.
1129 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
1131 * cppinit.c (set_lang): Move builtin handling to...
1132 (init_builtins): ...here.
1133 (_cpp_create_reader): Move call to set_lang.
1135 2001-02-20 Mark Mitchell <mark@codesourcery.com>
1137 * stmt.c (expand_return): If an attempt is made to return the
1138 error_mar_node, treat the return like a return without a value.
1140 2001-02-19 Zack Weinberg <zackw@stanford.edu>
1142 * sibcall.c (skip_copy_to_return_value): Call
1143 identify_call_return_value here, and return orig_insn if it
1144 returns zero. Hardret and softret arguments now unnecessary.
1145 (call_ends_block_p): Don't call identify_call_return_value here.
1147 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
1149 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
1150 * ggc.h (ggc_mark_if_gcable): Delete prototype.
1152 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
1154 * pa.c (move_operand): Accept code to load the address of a
1155 symbol out of the DLT as a valid move operand.
1156 (print_operand, case 'A'): New to handle generating a DLT
1157 reference for a LO_SUM expression.
1158 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
1159 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
1161 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
1163 * README, cpp.texi, gcc.texi, version.c: Update version number to
1165 * cpp.1, gcov.1, gcc.1: Regenerate.
1167 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
1169 * cppfiles.c (stack_include_file): Generate dependencies
1170 here, and manage include_count here too.
1171 (PRINT_THIS_DEP): Delete.
1172 (_cpp_execute_include): Do not generate dependencies here,
1173 apart from the case of a missing header. Do not manage
1175 (_cpp_read_file): Leave dependency generation to
1178 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
1180 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
1181 target_cpu_default. Remove dead assignment to
1184 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
1186 * regclass.c (contains_reg_of_mode): Make global.
1187 (init_reg_sets): Remove contains_reg_of_mode; take into account
1188 CLASS_MAX_NREGS when looking for the proper mode.
1189 (dump_regclass): Dump only classes considered for the pseudo.
1190 (regclass): Use contains_reg_of_mode.
1192 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
1194 * gcc.c (do_spec_1): 'n' for printing notices.
1195 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
1197 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
1199 * reg-stack.c (next_flags_user): Use current_block->end
1200 (swap_rtx_condition): Look for next user if flags don't die;
1201 give up on CALL_INSNs; use current_block->end.
1203 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1205 * sibcall.c (call_ends_block_p): New function.
1206 (optimize_sibling_and_tail_recursive_call): Use it.
1208 2001-02-18 Kazu Hirata <kazu@hxi.com>
1210 * config/h8300/h8300.md: Update copyright.
1211 (andsi3): Do not output an extra newline character.
1213 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1215 * toplev.c (note_deferral_of_defined_inlined_function): Argument
1216 FNDECL may be unused.
1218 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
1219 follow jumps after first run.
1220 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
1221 it doesn't change any jumps.
1223 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
1225 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
1226 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
1227 (mostlyclean): Corresponding changes.
1228 * rtlanal.c (hard-reg-set.h): Include.
1229 (rtx_unstable_p): Do not treat the argument pointer specially
1230 if it is not a fixed register.
1231 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
1233 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1235 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
1236 against last real insn in basic block.
1237 Rework to avoid gotos.
1239 * Makefile.in (gcse.o): Now includes ggc.h.
1240 * gcse.c: Include ggc.h.
1241 (want_to_gcse_p): Verify expression can be in SET as valid insn.
1242 (try_replace_reg): Remove warning of uninitialize variable.
1243 (process_insert_insn): Call invalid_insn_p to validate insn.
1244 * recog.c (insn_invalid_p): Now global.
1245 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
1246 * recog.h (insn_invalid_p): New declaration.
1248 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
1250 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
1251 assignments from FP constants since 'Y' output code can't handle it.
1252 (eligible_for_sibcall_delay): Likewise.
1254 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
1255 Call fancy_abort directly, passing args.
1256 (print_rtl_and_abort): Now a macro, like fancy_abort.
1258 * final.c (output_operand_lossage): Use internal_error, not error.
1260 2001-02-18 Shane Nay <shane@agendacomputing.com>
1262 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
1263 structure shift insns.
1265 2001-02-18 Mark Mitchell <mark@codesourcery.com>
1267 * invoke.texi (-fsquangle): Remove documentation.
1268 (-fname-mangling-version): Likewise.
1270 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
1272 * optabs.c (expand_abs): Remove reference to
1273 HAVE_contitional_arithmetic.
1274 * combine.c (simplify_set): Likewise.
1276 2001-02-18 Richard Henderson <rth@redhat.com>
1278 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
1281 2001-02-18 Richard Henderson <rth@redhat.com>
1283 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
1285 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
1287 * reload1.c (reload_cse_simplify_set): Fix typo.
1289 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1291 * diagnostic.c (_fatal_insn): Decrement errorcount.
1293 * invoke.texi (-I): Add note avoiding use for system header files.
1295 * rtl.h (add_clobbers): Remove duplicate declaration.
1296 * recog.h (added_clobbers_hard_reg_p): New declaration.
1297 * genemit.c (struct clobber_pat): New field has_hard_reg.
1298 (gen_insn): Record if added clobbers clobber hard reg.
1299 (gen_split): Avoid unused warning if number of operands is 0.
1300 (output_added_clobbers_hard_reg_p): New function.
1303 2001-02-18 Alan Modra <alan@linuxcare.com.au>
1305 * pa.c (hppa_expand_prologue): Simplify code storing return
1306 pointer. For large (>=8k) frames with a post_store, adjust stack
1307 pointer by 8k-64 first rather than by 64. When testing with
1308 VAL_14_BITS_P, always use the actual value rather than the value
1309 negated. Add blockage to prevent scheduling of spills before
1310 stack frame has been created.
1311 (hppa_expand_epilogue): Simplify code loading return pointer.
1312 Allow a slightly larger range for merge_sp_adjust_with_load case.
1313 When testing with VAL_14_BITS_P, always use the actual value.
1315 * pa.c (pa_adjust_insn_length): Check that block move
1316 pattern is a set before looking at operands.
1318 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1320 * fold-const.c (fold_binary_op_with_conditional_arg): New
1321 function, split out from ...
1323 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
1324 conditional arms that throw exceptions.
1326 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
1329 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1331 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
1332 define HAVE_DECL_* to 1 to mask potential backup declarations.
1333 * configure: Regenerated.
1335 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1337 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
1339 2001-02-17 Richard Henderson <rth@redhat.com>
1341 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
1342 when replacing a memory load with a register.
1344 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1345 Jan Hubicka <jh@suse.cz>
1347 * recog.c (validate_replace_src_1): New.
1348 (validate_replace_src_data): Likewise.
1349 (validate_replace_src): Use note_uses.
1350 * rtl.h (note_uses): Declare.
1351 * rtlanal.c (note_uses): New.
1353 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
1355 * reg-stack.c (stack_def): Make field reg unsigned.
1356 (remove_regno_note): Unsignetize parameter.
1358 2001-02-16 Jes Sorensen <jes@linuxcare.com>
1360 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
1361 shladd_operand() call.
1363 2001-02-16 Bruce Korb <bkorb@gnu.org>
1364 Rodney Brown <RodneyBrown@mynd.com>
1366 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
1367 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
1368 machine restrictions
1369 * fixinc/fixincl.x: regen
1371 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1373 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
1375 (hash_scan_insn): Clean up calls to hash_scan_set.
1376 (compute_kill_rd): REGNO now unsigned.
1377 (try_replace_reg): Rework to use simplify_replace_rtx.
1378 (cprop_jump, cprop_cc0_jump): Likewise.
1379 (cprop_insn): Call find_reg_equal_equiv_note.
1380 Reflect changes to cprop_jump and cprop_cc0_jump.
1382 * recog.c (validate_replace_src): Replace in operands of
1383 ZERO_EXTRACT in SET_DEST.
1385 * cse.c (new_label_ref): New variable.
1386 (insert): Set it instead of recorded_label_ref.
1387 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
1388 CODE_LABEL for this function, and not already in REG_LABEL note.
1390 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
1392 * resource.c (mark_referenced_resources): Fix typo in introductory
1394 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
1397 2001-02-16 Jason Merrill <jason@redhat.com>
1399 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
1401 (gen_subprogram_die): Don't abort on seeing a second definition if
1402 the previous one was abstract. Don't replace an abstract instance
1403 in the lookup table.
1405 * dwarf2out.c (dwarf2out_abstract_function): Rename from
1406 gen_abstract_function.
1407 * dwarf2out.h: Declare it.
1408 * toplev.c (note_outlining_of_inline_function): New fn.
1409 * toplev.h: Declare it.
1410 * integrate.c (output_inline_function): Call it.
1411 * c-decl.c (duplicate_decls): Call it when redefining an extern
1412 inline. Don't inline the new defn.
1414 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
1416 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1418 * .gdbinit: Rename to gdbinit.in.
1419 * gdbinit.in: New file,
1420 * configure.in: Generate .gdbinit from gdbinit.in.
1421 * configure: Regenerated.
1422 * Makefile.in (distclean): Always remove .gdbinit.
1424 2001-02-16 Jakub Jelinek <jakub@redhat.com>
1426 * objc/objc-act.c (start_class): Register implemented_classes with
1429 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
1431 * cppfiles.c (_cpp_make_system_header): Generate a file
1434 2001-02-15 Jim Meyering <meyering@lucent.com>
1436 * Makefile.in (install-common): Don't depend on installdirs here.
1437 Instead, make each of the lang.install-common targets (e.g.,
1438 c++.install-common in cp/Make-lang.in) depend on it.
1439 (install-driver): Depend on installdirs.
1441 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1443 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
1445 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
1448 2001-02-15 Mark Mitchell <mark@codesourcery.com>
1450 * invoke.texi (--param): Document.
1452 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
1454 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
1456 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
1458 * i386.md (extendsfdf2_2): Fix constraints.
1460 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
1462 * i386.md (fop_df_3 splitter): Fix operand number.
1464 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
1466 * invoke.texi (-mreg-alloc): Nuke.
1467 * i386.c (ix86_reg_alloc_order, regs_allocated,
1468 order_regs_for_local_alloc): Nuke.
1469 (override_options): Kill reg_alloc code.
1470 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
1471 (REG_ALLOC_ORDER): SSE goes before I387.
1472 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
1473 (ix86_reg_alloc_order): Likewise.
1474 * i386-protos.h (ix86_reg_alloc_order): Kill.
1476 2001-02-14 Richard Henderson <rth@redhat.com>
1478 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
1480 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
1482 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
1484 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
1486 * i386-protos.h (ix86_memory_move_cost): Move offline.
1487 * i386.c (ix86_register_move_cost): Compute properly cost of
1488 SSE, MMX and i387 instructions.
1489 (*_cost): Add costs of SSE/MMX moves.
1490 (ix86_memory_move_cost): Move offline from ....; Likewise.
1491 * i386.h (MEMORY_MOVE_COST): .... here;
1492 (struct processor costs): Add new fields to represent costs
1495 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
1497 * regclass.c (init_reg_sets_1): Reinstall the optimization of
1498 move_cost together with Matt Kraai's fix.
1500 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
1502 * Makefile.in (OBJS): Add params.o.
1504 2001-02-14 Richard Henderson <rth@redhat.com>
1505 DJ Delorie <dj@redhat.com>
1507 * jump.c (jump_optimize_1): When we delete a conditional jump
1508 preceeding a non-conditional jump to effectively the same place,
1509 make sure that the combined jump skips any clobber insns between
1512 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
1514 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
1516 2001-02-14 Mark Mitchell <mark@codesourcery.com>
1518 * Makefile.in (toplev.o): Depend on params.h.
1519 (intergate.o): Likewise.
1520 (params.o): New target.
1521 * flags.h (inline_max_insns): Remove.
1522 * integrate.c: Include params.h.
1523 Use MAX_INLINE_INSNS instead of inline_max_insns.
1524 * params.c: New file.
1525 * params.h: Likewise.
1526 * params.def: Likewise.
1527 * toplev.c: Include params.h.
1528 (lang_independent_params): New variable.
1529 (decode_f_option): Use the param machinery instead of setting
1531 (independent_decode_option): Handle "--param name=value".
1532 (main): Register language-independent parameters.
1534 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
1536 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
1538 2001-02-14 Richard Henderson <rth@redhat.com>
1540 * regclass.c (init_reg_sets_1): Revert last two changes.
1542 2001-02-14 Jakub Jelinek <jakub@redhat.com>
1544 * stor-layout.c (is_pending_size, put_pending_size): New functions.
1545 (variable_size): Call put_pending_size.
1546 * tree.h (is_pending_size, put_pending_size): Add prototypes.
1547 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
1548 sizes list, put newly created SAVE_EXPR there as well.
1550 2001-02-14 Jakub Jelinek <jakub@redhat.com>
1552 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
1553 (errata_find_address_regs): load_group has only 2 entries.
1554 (errata_emit_nops): Likewise. shladd is not problematic.
1555 Clear last_group if nop was emitted.
1556 (fixup_errata): load_group has only 2 entries.
1559 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
1561 * c-lex.c (lex_number): Only warn traditionally for U suffix
1562 outside system macros.
1563 * cppexp.c (parse_number): Similarly.
1564 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
1565 * cppmacro.c (struct cpp_macro): New member node.
1566 (parse_args): Only warn about missing rest args if not
1568 (funlike_invocation_p): Similarly for uninvoked funlike macros.
1569 (cpp_sys_objmacro_p): New.
1570 (_cpp_create_definition): Store the node with the macro defn.
1571 Remember if the macro is defined in a system header.
1573 2001-02-13 DJ Delorie <dj@redhat.com>
1575 * configure.in (check_languages): determine languages to check
1576 * Makefile.in (check-c++): alias for check-g++
1577 (check-f77): alias for check-g77
1578 (CHECK_TARGETS): depend on configured languages
1580 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
1582 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
1583 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
1584 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
1585 (sqrtextendsfdf2): Disable for SSE2.
1587 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1589 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
1590 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
1591 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
1592 (sqrtextendsfdf2): Disable for SSE2.
1594 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
1596 * i386.md (movsfcc_1): Support integer cmove instruction.
1597 (movdfcc_1): Likewise; new splitter.
1599 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
1601 * i386.c (output_fp_compare): Support SSE.
1602 (prepare_fp_compare_args): SSE comparisons always support memory.
1603 * i386.h (TARGET_CMOVE): SSE imply cmove.
1604 * i386.md (cmp?f2): Enable for SSE too.
1605 (cmpfp_i*): Support SSE.
1607 (cmpfp_i_sse_only): New.
1608 (s*, b* fp expanters): Enable for SSE too.
1609 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
1612 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
1614 * regclass.c (init_reg_sets_1): Silence warning.
1616 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
1618 * i386.md (sqrt?f2): Change to expander.
1619 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
1621 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1623 * rtlanal.c (find_reg_equal_equiv_note): New function.
1624 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
1625 (simplify_gen_relational, simplify_replace_rtx): Likewise.
1626 * rtl.h: Add declarations for above functions.
1628 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
1630 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
1632 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
1633 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
1634 * flow.c (mark_regs_live_at_end): Likewise.
1635 (calculate_global_regs_live): Likewise.
1636 * gcse.c (compute_hash_table): Likewise.
1637 (compute_kill_rd): Likewise.
1638 * resource.c (mark_target_live_regs): Likewise.
1639 * rtl.h (INVALID_REGNUM): New macro.
1641 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
1643 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
1645 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
1647 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
1650 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
1652 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
1654 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
1655 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
1656 (fop_sf_1_sse, fop_df_1_sse): New patterns
1657 (fop_*): Disable float_extend and float patterns for SSE compilation.
1658 * i386.c (output_387_binary_op): Support SSE.
1660 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
1662 * i386.md (dummy_extendsfdf2): Support SSE2
1663 (extendsfdf2): Enable if 80387 or SSE2.
1664 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
1665 and no MIX_I387_SSE2
1666 (extendsfdf2_1_sse_only): New pattern.
1667 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
1669 (truncdfsf2_1): Support SSE.
1670 (truncdfsf2_2): Support SSE.
1671 (truncdfsf2_2_1_sse): New pattern.
1672 (fixtruncsfsi2): Always use SSE if available.
1673 (fix_truncsfsi_sse): New pattern.
1674 (fix_truncdfsi_sse): New pattern.
1675 (floatsis?f2): Support SSE.
1676 (floatsidf2_i387): New pattern.
1677 (floatsidf2_sse): Likewise.
1679 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1681 * configure.in: Use "have_gnat" variable, not "gnat".
1682 * configure: Regenerated.
1684 * config/sparc/sparc.c (function_value): Treat all non-record
1685 aggregate types like used to treat UNION_TYPE.
1687 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
1689 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
1690 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
1692 (MASK_MIX_SSE_I387): New.
1693 (TARGET_SSE): SSE2 imply SSE.
1694 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
1695 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
1696 (enum reg_class): Add new classes.
1697 (REG_CLASS_NAMES): Likewise.
1698 (REG_CLASS_CONTENTS): Likewise.
1699 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
1700 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
1701 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
1702 (CLASS_MAX_NREGS): Use new macros.
1703 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
1704 * i386.md (pushsf, movsf): Support SSE.
1705 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
1706 splitters to use ANY_FP_REGNO_P.
1707 (movdf_nointeger, movdf_integer): Likewise.
1709 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
1711 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
1712 (try_combine): Use it.
1714 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
1716 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
1717 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
1718 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
1719 (REGISTER_MOVE_COST): Likewise.
1720 * i386-protos.h (ix86_secondary_memory_needed,
1721 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
1722 * i386.c (ix86_secondary_memory_needed,
1723 ix86_preferred_reload_class, ix86_register_move_cost): New function.
1725 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
1727 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
1728 (HARD_REGNO_MODE_OK): Move offline to ....
1729 * i386.c (ix86_hard_regno_mode_ok) ... here;
1730 refuse all incorrect modes.
1731 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
1733 2001-02-13 Richard Henderson <rth@redhat.com>
1735 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
1736 entire operator; replicate that and match_dup the operands.
1737 (cmp_ccx_arith_op_set): Likewise.
1738 (cmp_cc_arith_op_not_set): Likewise.
1739 (cmp_ccx_arith_op_not_set): Likewise.
1741 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
1743 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
1745 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
1747 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
1748 (TARGET_NO_BITFIELD_WORD): New macro.
1749 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
1750 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
1752 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1754 * cselib.c: New file, from simplify-rtx.c.
1755 * simplify-rtx.c: Remove cselib parts.
1756 * Makefile.in: Add cselib.o.
1758 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
1760 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
1761 (setup_incoming_varargs): Remove warning.
1763 * config/rs6000/rs6000.c (validate_condition_mode): When
1764 flag_fast_math, allow floating-point conditionals to be reversed.
1765 (rs6000_generate_compare): When flag_fast_math, don't generate
1766 cror operations for FP conditionals.
1768 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
1770 (ASM_SPEC): Likewise.
1771 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
1772 (CC1_SPEC): Likewise.
1773 (LINK_TARGET_SPEC): Likewise.
1774 (CPP_ENDIAN_SPEC): Likewise.
1775 * Makefile.in (check-consistency): New target.
1777 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
1779 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
1780 "return type defaults" warning for functions with return type
1782 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
1783 function declarations by default rather than only when pedantic.
1785 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
1787 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
1790 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
1792 * extend.texi (Deprecated): Deprecate new initializer lists.
1794 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
1796 * mkdeps.c (deps_add_default_target): Robustify. Add
1797 basename component only.
1798 * cpp.texi (-M): Describe how default target is generated.
1799 * invoke.texi (-M): Likewise.
1801 2001-02-12 Kazu Hirata <kazu@hxi.com>
1803 * toplev.c (push_float_handler): Remove.
1804 (pop_float_handler): Remove.
1805 * toplev.h: Remove prototypes for the above functions.
1807 2001-02-12 Jakub Jelinek <jakub@redhat.com>
1809 * c-common.c (constant_fits_type_p): New function.
1810 (convert_and_check): Use it.
1812 2001-02-11 Mark Mitchell <mark@codesourcery.com>
1814 * Makefile.in (GXX_ABI_FLAG): Don't define.
1815 * configure.in (--enable-new-gxx-abi): Remove option.
1816 * config.in: Regenerated.
1817 * configure: Likewise.
1819 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
1821 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
1823 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
1824 regular basic block, and arrange for all edges into it to switch
1827 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1829 * Makefile.in (distclean): Do not remove .gdbinit.
1831 2001-02-11 Mark Mitchell <mark@codesourcery.com>
1833 * Makefile.in (gcc.o): Fix typos.
1834 (protize.o): Likewise.
1835 (unprotoize.o): Likewise.
1837 2001-02-11 Richard Henderson <rth@redhat.com>
1839 * tree.c (build1): Check for null operand in last change.
1841 2001-02-11 Richard Henderson <rth@redhat.com>
1843 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
1844 (fold): Don't assume a constant isn't foldable.
1845 * tree.c (build): Set TREE_CONSTANT for an expression with no
1846 side-effects and constant operands.
1849 2001-02-10 Richard Henderson <rth@redhat.com>
1851 * jump.c (squeeze_notes): Revert 2000-05-12 change.
1853 2001-02-10 Anthony Green <green@redhat.com>
1855 * cpp.texi (Standard Predefined): Add documentation for
1858 * c-common.c (combine_strings): Improve warning message.
1860 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
1862 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
1864 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
1866 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
1868 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
1871 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
1873 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
1876 2001-02-09 Nick Clifton <nickc@redhat.com>
1878 * config/arm/arm.md: Change output contraint on post inc
1879 load/store multiple patterns to be a read/write contraint.
1881 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
1883 * gcc.c (cpp_options): Delete .d files on error. Don't delete
1884 .o files when using the -M options.
1886 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1887 David Edelsohn <edelsohn@gnu.org>
1889 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
1890 handle DImode constants. Use one TOC entry for SImode and smaller
1891 constants, aligned properly.
1893 2001-02-08 Jason Merrill <jason@redhat.com>
1895 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
1896 about the SP adjustment for saving the static chain pointer.
1897 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
1898 offset when setting a temporary CFA register.
1900 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
1902 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
1903 powerpc-*-chorusos* .
1904 * config/rs6000/chorus.h : New file.
1905 * config/i386/chorus.h : New file.
1906 * config/sparc/chorus.h : New file.
1907 * config/sparc/t-chorus-elf : New file.
1909 2001-02-08 David Edelsohn <edelsohn@gnu.org>
1911 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
1912 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
1913 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
1914 (__WCHAR_TYPE__): Correct macro name.
1916 2001-02-08 Richard Henderson <rth@redhat.com>
1918 * config/i386/i386.c (ix86_frame_pointer_required): New.
1919 (ix86_setup_frame_addresses): New.
1920 (struct machine_funciton): Add accesses_prev_frame.
1921 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
1922 ix86_frame_pointer_required.
1923 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
1924 (SETUP_FRAME_ADDRESSES): New.
1925 * config/i386/i386-protos.h: Update.
1926 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
1927 from FRAME_POINTER_REQUIRED.
1928 * config/i386/svr3gas.h: Likewise.
1929 * config/i386/sysv3.h: Likewise.
1930 * config/i386/v3gas.h: Likewise.
1932 2001-02-08 Richard Henderson <rth@redhat.com>
1934 * config/sparc/sparc.c (function_arg_record_value_3): Fix
1935 calculation of the number of integer registers required.
1936 (function_arg_record_value): Likewise.
1938 2001-02-08 Jason Merrill <jason@redhat.com>
1940 * diagnostic.c (internal_error): Say "confused" after 1 error, not
1941 two. Print file and line with "confused" message.
1943 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
1945 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1947 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
1949 2001-02-08 Bernd Schmidt <bernds@redhat.com>
1951 * final.c (cleanup_subreg_operands): The address of a MEM can
1954 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
1957 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
1959 * gcc.texi (Incompatibilities): Update documentation of
1960 preprocessing numbers.
1962 2001-02-07 Jakub Jelinek <jakub@redhat.com>
1964 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
1966 2001-02-07 Mark Mitchell <mark@codesourcery.com>
1968 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
1970 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
1971 * gcc.c (struct compiler): Add cpp_spec field.
1972 (input_file_compiler): New variable.
1973 (do_spec_1): Allow a particular compiler to handle `%C'
1975 (main): Store the current compiler in input_file_compiler.
1976 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
1978 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
1980 * cpphash.h (struct spec_nodes): Add n_true and n_false.
1981 * cppinit.c (cpp_create_reader): Initialize them.
1982 (append_include_chain): cxx_aware arg might be unused.
1983 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
1984 keywords and give them their phase 7 meaning. Pedwarn about
1985 this unless '__bool_true_false_are_defined' is defined.
1987 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
1989 * lcm.c (optimize_mode_switching): Emit mode_set before the
1990 JUMP_INSN of an abnormal edge.
1992 2001-02-07 Bernd Schmidt <bernds@redhat.com>
1994 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
1995 a scheduling barrier at the end.
1997 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
1999 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2001 * config/sh/sh.md (reload_outsf): Removed.
2002 (movsf_ie): Introduce constraints for FPUL loads and stores.
2003 (reload_insf): Broaden the output constraint.
2005 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
2007 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2008 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
2010 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
2012 * final.c: Revert my previous changes.
2013 * output.h: Make profile_label_no extern.
2014 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
2015 for generating label.
2017 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
2019 * config/i386/djgpp.h: Add comments about standard paths.
2020 (MD_EXEC_PREFIX): Undefine before defining.
2021 (MD_STARTFILE_PREFIX): New.
2023 2001-01-30 Bruce Korb <bkorb@gnu.org>
2025 fixinc/fixincl.c(process): Emit error message only if appropriate :)
2026 (load_file): do not rely on load_file_data() to close file pointer
2027 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
2028 fixinc/inclhack.def(irix_limits_const): add test_text
2030 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2032 * cppexp.c (parse_defined): Improve diagnostics for invalid
2035 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2037 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
2039 2001-02-06 Mark Mitchell <mark@codesourcery.com>
2041 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
2042 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
2043 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
2044 (rs6000_output_symbol_ref): New function.
2045 (output_toc): Use VTABLE_NAME_P.
2047 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2049 * print-tree.c (print_node, case PARM_DECL):
2050 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
2052 * stor-layout.c (reference_types_internal): New variable.
2053 (internal_reference_types): New function.
2054 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
2055 * tree.h (internal_reference_types): New declaration.
2057 * cse.c (find_best_addr): Fix typo in computing cost.
2059 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2061 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
2062 and this is the sum of a pointer and a constant, we know the result
2064 (num_sign_bit_copies, case PLUS): Likewise.
2065 * explow.c (convert_memory_address): Remove opposite SUBREG.
2066 * function.c (instantiate_new_reg): New function (from common code).
2067 (instantiate_virtual_regs_1): Call it.
2068 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
2069 if pointers sign- or zero-extend.
2070 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
2071 If pointers extend unsigned, use inside of SUBREG.
2072 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
2074 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
2076 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
2077 subdir of gcc_gxx_include_dir.
2078 (gcc_gxx_target_include_dir): Remove.
2080 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
2082 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
2083 (dwarf2out_frame_debug_expr): Revise introductory comments to add
2084 a high-level description.
2086 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
2088 * final.c: Move the declaration of profile_label_no to ...
2089 * output.h: ... here.
2090 * function.c (expand_function_start): Call PROFILE_HOOK.
2091 * config/rs6000/aix.h: Define PROFILE_HOOK.
2092 * config/rs6000/rs6000-protos.h: output_profile_hook new.
2093 * config/rs6000/rs6000.c (output_profile_hook): Define.
2094 (output_prolog): Do nothing for ABI_AIX as it is taken care by
2095 output_profile_hook.
2096 tm.texi : Explain new macro PROFILE_HOOK.
2098 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
2100 * extend.texi (Extended Asm): Do not say that semicolon is always
2101 a valid line-breaking character for GNU assemblers. Use
2102 newline-tab as the most commonly supported syntax. Use
2103 newline-tab rather than semicolon in multi-insn examples.
2105 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2107 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
2109 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2110 David Edelsohn <edelsohn@gnu.org>
2112 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
2113 code for AIX, even without flag_pic.
2115 2001-02-05 Jakub Jelinek <jakub@redhat.com>
2117 * c-typeck.c (common_type): push and pop binding level around
2118 calling common_type on function parameters.
2120 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
2122 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
2124 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2126 * config/mips/mips.c (override_options): Fix typo in last change.
2127 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
2128 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
2130 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
2132 * invoke.texi (-fdump-class-layout): Document.
2133 (-fdump-translation-unit): Use `=' as filename separator.
2135 2001-02-05 Mark Mitchell <mark@codesourcery.com>
2137 * Makefile.in (s-mlib): Don't build multilibs if
2139 (DRIVER_DEFINES): Adjust accordingly.
2141 (protoize.o): Likewise.
2142 (unprotoize.o): Likewise.
2143 * configure.in: Recognize --enable-multilib.
2145 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2147 * Makefile.in (DRIVER_DEFINES): Fix quoting.
2149 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
2150 * configure.in: Remove --enable-libstdcxx_v3 support.
2151 * configure: Regenerated.
2153 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2155 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
2156 Call abort instead of fatal.
2157 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
2158 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
2159 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
2160 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
2161 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
2162 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
2164 * diagnostic.h (set_internal_error_function): Renamed.
2165 * toplev.h (internal_error): Renamed from fatal.
2166 (pfatal_with_name): Deleted.
2167 (fatal_io_error): Now has printf-style arguments.
2168 * diagnostic.c (pfatal_with_name): Deleted.
2169 (fatal_io_error): Rework to have args in printf-style.
2170 (set_internal_error_function): Renamed from set_fatal_function.
2171 (internal_error): Renamed from fatal.
2172 (error_recursion, fancy_abort): Call internal_error instead of fatal.
2173 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
2174 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
2175 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
2176 * flow.c (verify_flow_info): Likewise.
2177 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
2178 * config/mips/mips.c (save_restore_insns): Likewise.
2180 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
2181 * flow.c (verify_flow_info): Likewise.
2182 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
2183 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
2184 (avr_normalize_condition): Likewise.
2185 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
2186 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
2187 (limit_reload_class, double_reg_to_memory): Likewise.
2188 (print_operand_address, emit_1600_code_shift): Likewise.
2189 (gen_tst_reg, gen_compare_reg): Likewise.
2190 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
2191 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
2193 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
2195 * c-parse.in (methoddef): Call fatal_error instead of fatal.
2196 * objc/objc-act.c (build_ivar_chain): Likewise.
2197 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
2199 * graph.c (clean_graph_dump_file): Likewise.
2200 * profile.c (init_branch_prob): Likewise.
2201 * objc/objc-act.c (objc_init): Likewise.
2203 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
2204 * config/avr/avr.c (avr_override_options): Likewise.
2205 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
2206 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
2207 * config/h8300/h8300.c (h8300_init_once): Likewise.
2208 * config/mips/mips.c (override_options): Likewise.
2209 * config/i386/i386.c (override_options): Likewise, rework.
2210 * config/m68k/m68k.c (override_options): Likewise.
2212 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
2214 * config/mips/mips.c (print_operand): Likewise.
2215 * hash.c (hash_allocate): Don't check for failure returns from
2216 obstack functions that can't fail.
2217 (hash_table_init_n, hash_table_init): Likewise; also now return void.
2218 * hash.h (hash_table_init_n, hash_table_init): Now return void.
2219 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
2220 (get_object_reference): Likewise.
2222 2001-02-04 Nick Clifton <nickc@redhat.com>
2224 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
2225 StrongARM1110, 10TDMI, and 1020T.
2227 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2229 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
2231 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
2233 * config/sh/sh.md (movdf load split): Pass register number to
2234 FP_OR_XD_REGISTER_P.
2236 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2238 * cppinit.c (BC): New macro.
2239 (builtin_array): Add __GXX_WEAK__.
2240 * cpplib.h (builtin_type): Add BT_WEAK.
2241 * cppmacro.c (builtin_macro): Handle BT_WEAK.
2242 * defaults.h (SUPPORTS_ONE_ONLY): Define.
2243 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
2245 2001-02-03 Jakub Jelinek <jakub@redhat.com>
2247 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
2249 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2251 * cpphash.h: Rename _ALIGN POOL_ALIGN.
2252 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2254 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2256 * cpphash.h: Rename ALIGN _ALIGN.
2257 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2259 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
2261 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
2262 compilation environment.
2263 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
2264 control over location of cygwin includes and libs.
2266 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2268 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
2270 2001-02-02 lars brinkhoff <lars@nocrew.org>
2272 * md.texi (Standard Names): remove reference to spur.md.
2274 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2276 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
2277 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
2278 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
2279 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
2280 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
2282 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2284 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
2285 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
2286 number before reload.
2287 (c4x_adjust_cost): Return zero before reload.
2288 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
2289 split before reload.
2291 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2293 * c4x.c (c4x_hard_regno_rename_ok): New.
2294 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
2295 * c4x.h (HARD_REGNO_RENAME_OK): Define.
2297 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2299 * diagnostic.h: Add missing "extern" in all declarations.
2301 2001-02-02 Alex Samuel <samuel@codesourcery.com>
2303 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
2304 as for gcc_gxx_include_dir.
2306 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
2308 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
2310 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2312 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
2313 label before alignment to be used as the braf base address.
2314 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
2316 (casesi_jump_2): Require at least TARGET_SH2.
2318 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
2319 truncation to 32-bit doubles on -m3e and -m4-single-only.
2321 2001-02-02 Mark Mitchell <mark@codesourcery.com>
2323 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
2324 the default when building a shared object.
2325 (init_spec): Use it.
2326 * testsuite/lib/g++.exp: Include the directory where libgcc
2327 is located to the LD_LIBRARY_PATH list.
2328 * invoke.texi (-shared-libgcc): Document the cases in which
2329 GCC defaults to using the shared libgcc.
2331 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2333 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
2334 unsigned is wide enough.
2336 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
2337 (si_to_float): Likewise.
2338 (float_to_si, float_to_usi): Use BITS_PER_SI.
2340 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2342 * dwarf2out.c: Added explanation of abbreviations.
2343 (def_cfa_1): Added comments listing DWARF2 instructions.
2344 (cfa_temp_reg): Removed in favor of cfa_temp.
2345 (cfa_temp_value): Removed in favor of cfa_temp.
2346 (cfa_temp): New global variable.
2347 (dwarf2out_frame_debug_expr): Added extensive introductory
2348 comments explaining the function's transformations. Revised to
2349 use cfa_temp. Added some rtx checking. Generalize IOR case.
2350 (dwarf2out_frame_debug): Revised to use cfa_temp.
2351 (output_aranges): Cast as "unsigned" to avoid warning.
2352 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
2353 explain which instructions must be marked.
2355 2001-02-01 Richard Henderson <rth@redhat.com>
2357 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
2360 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
2362 * config/sh/crt1.asm (main_k): Modified so that start calls
2363 ___setup_argv_and_call_main.
2365 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
2367 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
2368 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
2369 and AVOID_LPASTE is cleared on meeting an unescaped newline.
2370 * cppmacro.c (builtin_macro): Set builtin flags here.
2371 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
2372 (replace_args): Clarify intent.
2373 (cpp_get_token): Macro expansion tokens get the saved flags.
2375 * cppmain.c (scan_buffer): Remove now-redundant print.printed
2378 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2380 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
2383 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2385 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
2386 returns Pmode pseudo, but we need ptr_mode.
2387 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
2388 Remove bogus conversions; use HOST_WIDE_INT for size.
2389 Don't use TARGET if wrong mode.
2391 * config/i386/i386.c (ix86_compute_frame_size): Allow
2392 stack_alignment_needed to be non-default even if size is zero.
2394 2001-01-31 Alan Modra <alan@linuxcare.com.au>
2396 * (hppa_init_pic_save): Emit the pic offset table
2397 reg save after last_parm_insn.
2398 * pa.c (hppa_init_pic_save): New function.
2399 * pa.h (hppa_init_pic_save): Declare.
2400 * pa.md (call, call_value, sibcall, sibcall_value): Use
2401 the above instead of duplicated code.
2403 * pa.c (hppa_encode_label): Correct size of alloca buffer
2404 so we don't overrun it. Correct leading `*' case.
2405 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
2406 need to handle `*@'.
2407 (FUNCTION_NAME_P): Likewise.
2409 2001-01-31 Richard Henderson <rth@redhat.com>
2411 * config.gcc (alpha-osf5): Use float-i128.h.
2413 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
2414 * config/float-i32.h: Likewise.
2415 * config/float-i64.h: Likewise.
2416 * config/float-sh.h: Likewise.
2417 * config/float-sparc.h: Likewise.
2419 2001-01-31 DJ Delorie <dj@redhat.com>
2421 * expmed.c (extract_bit_field): allow non-integral modes if we
2422 want to extract a whole register from itself.
2424 2001-01-31 Jakub Jelinek <jakub@redhat.com>
2426 * c-typeck.c (set_init_index): If first is equal to last, assume as
2427 if it was not a range at all.
2429 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2431 * config/fp-bit.c: Include tm.h.
2432 (float_to_si): Don't assume SImode is 32-bits wide.
2433 (float_to_usi): Likewise.
2435 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
2437 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
2439 (typename): Call pending_xref_error after parsing typed_typespecs.
2440 * c-decl.c (lookup_tag): Give error immediately rather than
2441 leaving it pending if the tag of the wrong type is in the same
2443 (xref_tag): Don't pedwarn for forward declarations of enum types
2445 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
2448 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2450 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
2452 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
2454 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
2455 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
2457 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
2459 * cpphash.h (struct cpp_reader): New saved_flags.
2460 * cppmacro.c (cpp_get_token): Use saved_flags to remember
2461 to avoid a paste after a pasted token.
2463 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2465 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
2466 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
2467 Wtype_MIN instead of LONG_MIN.
2469 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
2471 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
2473 * fixinc/fixincl.x: Regenerated.
2474 * fixinc/inclhack.def (irix_limits_const): New definition to
2475 convert "const" to "__const" in limits.h.
2477 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
2479 * fixinc/genfixes (AG): Fix "autogen4" thinko.
2481 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2483 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
2484 when register dies in the insn.
2486 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
2488 * diagnostic.c (fatal): Fix word wrap.
2490 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
2492 * combine.c (try_combine): Fix SUBREG setting for
2493 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
2495 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2497 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
2500 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
2502 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
2504 * toplev.c (decode_W_option): Update warn_larger_than
2505 unconditionally for each processed switch.
2507 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
2509 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
2511 (hppa_expand_prologue): Delete code to save pic offset table register
2512 in the function prologue.
2513 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
2514 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
2515 table register at the beginning of the function after the prologue.
2517 2001-01-29 lars brinkhoff <lars@nocrew.org>
2519 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
2521 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2522 Jeff Law <law@redhat.com>
2524 * pa.md (return): Revise comment for trivial return.
2525 (return_internal): Non-trivial return pattern for non-PIC code.
2526 (return_internal_pic): Non-trivial return pattern for PIC code.
2527 It uses the PIC register to ensure it is restored after
2529 (epilogue): Generate appropriate return for PIC and non-PIC code.
2531 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
2533 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
2535 2001-01-29 DJ Delorie <dj@redhat.com>
2537 * combine.c (if_then_else_cond): Pass the correct mode to
2538 operand_subword() for constants.
2540 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
2542 * config/i386/cygwin.h: Add w32api to include search. Search different
2543 directories in a cross-build environment.
2545 2001-11-29 Tim Josling <tej@melbpc.org.au>
2547 * tree.h (TYPE_STUB_DECL): Add documentation.
2549 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
2551 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
2552 (sdbout_field_types): Likwise. Fix use of host_integerp.
2554 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
2556 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
2559 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
2561 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
2562 to use flag_gnu_linker.
2564 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
2566 * cpplib.c (T_BAD_DIRECTIVE): Remove.
2567 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
2569 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
2571 * tree.c, tree.h (build_parse_node): Remove; was identical to
2573 * c-lang.c (start_cdtor), objc/objc-act.c
2574 (build_module_descriptor): Use build_nt instead of
2577 2001-01-29 Jakub Jelinek <jakub@redhat.com>
2579 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
2580 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
2581 not have any upper bits set.
2583 2001-01-29 Phil Edwards <pme@sources.redhat.com>
2585 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
2587 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2589 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
2591 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
2593 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
2594 (integer_minus_one_node): Define.
2596 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
2598 * Makefile.in (bootstrap2-lean): Fix typo.
2600 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
2602 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
2603 : Don't set fe_value.
2604 * cpplib.h (AVOID_LPASTE): New flag.
2605 (struct cpp_hashnode): Remove fe_value.
2606 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
2607 * cppmacro.c (builtin_macro): Don't set flags here.
2608 (replace_args): Set AVOID_LPASTE flag on first token of an
2609 argument, and the token following it.
2610 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
2611 macro expansion, and on the token following it. Do it for
2613 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
2615 2001-01-27 Richard Henderson <rth@redhat.com>
2617 * config/alpha/t-ieee: Remove multilibbing.
2618 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2620 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2622 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
2624 * Makefile.in: Remove all dependencies on defaults.h.
2625 * builtins.c: Don't include defaults.h.
2626 * c-common.c: Likewise.
2627 * c-decl.c: Likewise.
2628 * c-pragma.c: Likewise.
2629 * c-typeck.c: Likewise.
2630 * combine.c: Likewise.
2632 * frame-ia64.c: Likewise.
2633 * cppexp.c: Likewise.
2634 * crtstuff.c: Likewise.
2635 * dbxout.c: Likewise.
2636 * dwarf2out.c: Likewise.
2637 * dwarfout.c: Likewise.
2638 * emit-rtl.c: Likewise.
2639 * except.c: Likewise.
2641 * final.c: Likewise.
2642 * frame-dwarf2.c: Likewise.
2643 * libgcc2.c: Likewise.
2644 * optabs.c: Likewise.
2645 * profile.c: Likewise.
2646 * sdbout.c: Likewise.
2647 * toplev.c: Likewise.
2648 * tradcif.y: Likewise.
2650 * varasm.c: Likewise.
2652 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2654 * builtins.c (expand_builtin_fputs): Use size_one_node when
2655 transforming into fwrite.
2657 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
2659 * extend.texi (Attribute Syntax): New section.
2661 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
2663 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
2664 they didn't need fixing.
2666 2001-01-27 Janis Johnson <janis@us.ibm.com>
2668 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
2670 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
2671 to remove macro definitions that are duplicated from elfos.h.
2673 2001-01-27 Richard Henderson <rth@redhat.com>
2675 * config/i386/sco5gas.h: Move ...
2676 * config/usegas.h: ... here.
2677 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
2679 2001-01-27 Jakub Jelinek <jakub@redhat.com>
2681 * c-typeck.c (struct constructor_stack): Add range_stack member.
2682 (really_start_incremental_init): Clear it.
2683 (push_init_level): Save constructor_range_stack and clear it if
2684 pushing explicit braces.
2685 (pop_init_level): abort if constructor_range_stack is non-zero at
2686 explicit closing brace. Restore saved constructor_range_stack if
2689 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
2691 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
2692 into register was forced into memory.
2694 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
2696 * Makefile.in: Remove uses of + before $(MAKE).
2698 2001-01-26 Richard Henderson <rth@redhat.com>
2700 * stmt.c (cost_table): Remove.
2701 (COST_TABLE, cost_table_initialized): New.
2702 (estimate_case_costs): Use the later instead of the former.
2703 (balance_case_nodes): Likewise.
2705 2001-01-26 Richard Henderson <rth@redhat.com>
2707 * alias.c (objects_must_conflict_p): Read-only slots may not
2708 conflict despite having the same type.
2710 2001-01-27 Michael Hayes <mhayes@redhat.com>
2712 * loop.c (loop_giv_reduce_benefit): Copy mode size into
2714 (check_ext_dependant_givs): Initialise u_start_val and
2716 (load_mems): Make last_max_reg unsigned.
2717 (try_swap_copy_prop): Use INSN_P and initialise set.
2719 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
2721 * README.AVR : Removed.
2723 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
2725 * pa-64.h (text_section): Remove declaration.
2727 * pa.md (return_internal): Remove mode on PIC register use.
2729 2001-01-25 lars brinkhoff <lars@nocrew.org>
2731 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
2732 ASM_CLOSE_PAREN): fix typos.
2734 2001-01-25 Mark Mitchell <mark@codesourcery.com>
2736 * acconfig.h: Define `const' to the empty string if neither
2737 __STDC__ nor __cplusplus is defined.
2738 * config.in: Regenerated.
2740 2001-01-25 David Edelsohn <edelsohn@gnu.org>
2742 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
2743 * collect2.c (main): Delete importf. Add ".obj" file extension.
2744 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
2745 (aix_std_libs): Add additional AIX libraries to skip.
2746 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
2747 * config/rs6000/aix51.h: New file.
2749 2001-01-25 Michael Hayes <mhayes@redhat.com>
2751 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
2752 (loop_insn_emit_before): No longer static.
2753 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
2754 (loop_givs_rescan, load_mems): Likewise.
2755 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
2756 (maybe_eliminate_biv_1):
2757 (move_movables): Replace emit_call_insn_before with
2758 loop_call_insn_hoist.
2759 * loop.h (loop_insn_emit_before): Add.
2760 * unroll.c (copy_loop_body): Replace emit_insn_before with
2761 loop_insn_emit_before.
2763 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
2765 * diagnostic.c (fatal): Request preprocessed source.
2767 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
2769 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
2770 olddecl has argument types and newdecl has none, use the argument
2773 2001-01-24 Ulrich Drepper <drepper@redhat.com>
2775 * dwarf2out.c (prefix_of): New function. Determine longest common
2776 prefix of the two arguments. The units are whole path components.
2777 (output_file_names): When adding a new directory find the one entry
2778 with the longest common prefix already in the list. Artificially
2779 generate entry if there is none for this prefix.
2780 Fix test to check whether the zeroth directory entry is used.
2782 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
2784 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
2785 Changed all callers. Take it into account when deciding if a
2786 previously loaded value matches.
2788 2001-01-24 Richard Henderson <rth@redhat.com>
2790 * reload.c (find_reloads_subreg_address): Fail the substitution
2791 if the resulting address is insufficiently aligned.
2793 2001-01-24 DJ Delorie <dj@redhat.com>
2795 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
2796 check the original operand's mode also.
2797 * simplify-rtx.c (simplify_ternary_operation): Ditto.
2799 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
2801 * c-parse.in (cast_expr): Move compound literals from here ...
2802 (primary): ... to here. Use standard terminology "compound
2803 literal" instead of "constructor expression".
2805 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
2807 * gcc.1, cpp.1: Regenerate.
2809 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
2811 * calls.c (emit_library_call_value_1): Memory slot for
2812 pass-by-reference argument should have the mode of the argument,
2813 not of the pointer to it.
2815 2001-01-24 Tom Tromey <tromey@redhat.com>
2817 * gcc.texi (G++ and GCC): Mention gcj manual.
2818 (Standards): Link to section of manual mentioning gcj/Java
2821 2001-01-24 Jakub Jelinek <jakub@redhat.com>
2823 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
2824 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
2825 * tradcpp.c (main): Add -imacros or -include'd dependencies
2827 * cpp.texi (-M, -MM): Document -M -include behaviour.
2829 2001-01-24 Roger Collins <roger@ProProject.com>
2831 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
2833 2001-01-24 Will Cohen <wcohen@redhat.com>
2835 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
2836 whether registers are 32 bits or 64 bits in size.
2838 2001-01-24 Ben Elliston <bje@redhat.com>
2840 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
2842 2001-01-24 Richard Henderson <rth@redhat.com>
2844 * config/alpha/alpha.md (builtin_longjmp_internal): New.
2845 (builtin_longjmp): Use it instead of emit_indirect_jump.
2847 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
2849 * bb-reorder.c (make_reorder_chain_1): Handle case where
2850 jump edge goes to the same block as the fallthru edge.
2852 2001-01-23 Jim Wilson <wilson@redhat.com>
2854 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
2855 * frame.h (__ia64_personality_v1): Add prototype.
2856 * libgcc2.c (ia64_throw_helper): Change personality declaration to
2857 prototype form. Add void * cast to first argument to personality
2859 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
2860 (asctoe113): Likewise.
2861 * config/ia64/frame-ia64.c: Include eh-common.h.
2862 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
2864 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
2866 (itanium_split_issue): Add prototype.
2867 (gen_nop_type): Ifdef out.
2868 (find_best_packet): Initialize best_packet.
2869 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
2871 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
2872 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
2873 (flushrs): Add explicit stop bit at end.
2874 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
2877 2001-01-23 Chris Demetriou <cgd@broadcom.com>
2879 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
2881 * libgcc2.c (__terminate_func): Make variable static.
2882 (__terminate_set_func): New function to set __terminate_func.
2883 * libgcc2.h (__terminate_func_ptr): New typedef.
2884 (__terminate_set_func): New function.
2886 2001-01-23 Richard Henderson <rth@redhat.com>
2888 * flow.c (init_propagate_block_info): Don't consider unchanging
2889 memories for dead frame store elimination.
2891 2001-01-23 Richard Henderson <rth@redhat.com>
2893 * varasm.c (UNIQUE_SECTION): Move default implementation ...
2894 * defaults.h: ... here.
2896 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2898 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
2900 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
2902 * c-lex.c (lex_charconst): Fix typo: s/p/str.
2904 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2906 * rs6000.h (rs6000_return_addr): Move prototype from here...
2907 * rs6000-protos.h (rs6000_return_addr): ...to here.
2908 (rs6000_init_expanders): Delete prototype.
2910 2001-01-23 Nick Clifton <nickc@redhat.com>
2912 * invoke.texi: Replace , with \, inside @gccoptlist macros.
2913 (Spec Files): Document %B and %j and %. and %v3 and %M and
2914 %{S*&T} spec switches.
2916 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2918 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
2920 2001-01-23 Chris Demetriou <cgd@sibyte.com>
2921 Neil Booth <neil@daikokuya.demon.co.uk>
2923 * cpperror.c: Merge handlers of PEDWARN and WARNING.
2924 Have -Werror make pedantic warnings errors, like the
2927 2001-01-23 Phil Edwards <pme@sources.redhat.com>
2929 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
2931 2001-01-23 Jakub Jelinek <jakub@redhat.com>
2933 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
2934 * integrate.c (expand_inline_function): Initialize them.
2935 (subst_constants): If changing COMPARE so that both its arguments
2936 will be VOIDmode and the comparison mode will be lost, note
2937 compare_mode. Use the recorded compare_mode to optimize
2940 2001-01-23 Jason Merrill <jason@redhat.com>
2942 * dwarf2out.c (new_die): Use xcalloc.
2943 (output_die): Abort rather than emit a local reference to offset 0.
2945 2001-01-17 Andrew Haley <aph@redhat.com>
2947 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
2948 of a saved register; return NULL instead.
2949 (copy_reg): Take a pointer to a source register rather than a
2951 (next_stack_level): Remember the address in the stack frame of all
2953 Use the saved register pointer array as the source of the CFA.
2954 (throw_helper): Rewrite. Unwind once rather than twice and keep
2955 track of saved registers as we go.
2957 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2959 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
2960 * c4x.c (c4x_legitimize_reload_address): Remove.
2961 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
2962 reload address for ldp(k) insn.
2964 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
2966 * pa.md (return_internal): Add a USE of the PIC register to ensure
2967 it is restored after each call.
2968 (return expander): Corresponding changes.
2970 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2972 * rs6000.h (INIT_EXPANDERS): Delete.
2973 (RETURN_ADDR_RTX): Call rs6000_return_addr().
2974 * rs6000.c (rs6000_override_options): Call *_machine_status from
2976 (rs6000_init_expanders): ...instead of here. Delete.
2977 (rs6000_mark_machine_status): New function.
2978 (rs6000_init_machine_status): Use xcalloc.
2979 (rs6000_return_addr): Generate RTX for the return address.
2980 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
2981 (rs6000_stack_info): Use it.
2983 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
2985 * gthr-win32.h: Include errno.h to get a declaration for
2986 EINVAL and _mingw.h if the target is mingw32.
2988 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
2990 * cpp.texi: Correct typos.
2992 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2994 * explow.c (probe_stack_range): Ensure value passed to
2995 stack_check_libfunc is ptr_mode, not Pmode.
2997 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
2999 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
3000 case, don't use operand_subword to calculate a SUBREG that is
3003 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
3005 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3007 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
3008 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
3009 valid. If not replace it by equivalent insns.
3011 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3013 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
3014 contains SYMBOL_REF, LABEL_REF and CONST_INT.
3015 (c4x_U_constraint, symbolic_address_operand): Likewise.
3016 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
3018 (c4x_r11_set_p, c4x_check_laj_p): New functions.
3019 * c4x-protos.h (c4x_check_laj_p): Add prototype.
3020 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
3021 anulling slot because of silicon bug.
3022 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
3024 2001-01-22 Alan Modra <alan@linuxcare.com.au>
3026 * cppexp.c (parse_charconst): Change `mask' type to agree
3029 2001-01-21 Richard Henderson <rth@redhat.com>
3031 * config/i386/i386.c (ix86_asm_file_end): Disable putting
3032 pic_label_name in a linkonce section.
3034 2001-01-17 Philipp Thomas <pthomas@suse.de>
3036 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
3038 * configure: Regenerate.
3040 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
3042 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
3043 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
3045 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
3047 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
3048 If REVERSE nonzero then condition code in X must be reversed.
3049 (encode_section_info): Optimise if/else.
3050 (avr_function_value): Fix formatting.
3052 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
3053 (difficult_branch): Likewise.
3054 (rvbranch): Likewise.
3055 (difficult_rvbranch): Likewise.
3057 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
3059 * config/avr/libgcc.S: Fix comment.
3061 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3063 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
3065 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3067 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
3069 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3071 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
3072 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
3073 * configure, config.in: Regenerate.
3074 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
3075 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
3076 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
3077 (doprint.o): New rule.
3079 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
3081 * c-typeck.c (digest_init): Handle boolean types as scalars.
3083 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3085 * stmt.c (expand_return): Don't return anything if size is zero.
3086 Delete redundant assignment to BYTES.
3087 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
3089 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
3091 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
3092 the same as the default library function names.
3093 * config/avr/avr.md: Document special characters after '%'.
3094 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
3095 knowing which of the call-used registers are really clobbered.
3096 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
3097 New. Both quotient and remainder from one libgcc.S call.
3098 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
3099 clobber as few registers as possible.
3100 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
3102 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
3104 * cppmacro.c (funlike_invocation_p): Don't move back up to the
3105 context of the top of the stack.
3107 2001-01-20 Jakub Jelinek <jakub@redhat.com>
3109 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
3110 (fixup_var_refs_insns): ...here.
3112 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
3114 * function.c (fixup_var_refs_insns): Break up into
3115 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
3116 [loop over entire insn list], and fixup_var_refs_insns_with_hash
3117 [loop over hash table entries].
3118 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
3119 fixup_var_refs_insns_with_hash, to match above changes.
3121 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
3123 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
3124 (libgcc.a): Likewise.
3125 (stmp-multilib): Likewise.
3126 (STAGE2_FLAGS_TO_PASS): Likewise.
3128 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3130 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
3131 temporary if no_new_pseudos.
3133 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
3135 * cppinternals.texi: Update.
3137 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
3139 * arm.c (arm_init_builtins): Re-enable builtins.
3141 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3143 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
3144 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
3145 element to be null, and always expect an EXPR_LIST.
3146 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
3147 * sched-deps.c (sched_analyze_1): Likewise.
3148 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3150 * regclass.c (max_set_parallel): New variable.
3151 (reg_scan): Take it into account in computation of max_parallel.
3152 (reg_scan_mark_refs, case SET): Compute it.
3154 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
3156 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
3157 * function.c (assign_parms): Use INTVAL for a CONST_INT.
3159 2001-01-19 Jason Merrill <jason@redhat.com>
3161 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
3162 for the abstract instance of an inline function.
3164 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
3165 J"orn Rennecke <amylaar@redhat.com>
3167 * reload1.c (move2add_note_store): Treat all registers directly or
3168 indirectly derived from a base register as members of the same set
3170 (reload_cse_move2add): Adjust accordingly. Take mode and offset
3171 of base register into account.
3173 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
3175 * alias.c (find_base_value): Recognize TRUNCATE.
3176 (record_set): In PLUS case, invalidate if other summand is also a
3179 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3181 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
3182 entry to be EXPR_LIST.
3183 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
3184 be an EXPR_LIST (but not null, which other code doesn't allow).
3185 (note_stores): Properly handle PARALLEL in SET.
3186 Recursively call for top-level PARALLEL.
3187 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
3188 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3190 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
3192 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
3194 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
3195 not pfile->skipping (== 0).
3197 2001-01-17 Nick Clifton <nickc@redhat.com>
3199 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
3202 2001-01-17 Jim Wilson <wilson@redhat.com>
3204 * invoke.texi (IA-64 options): Improve.
3206 2001-01-17 Tom Tromey <tromey@redhat.com>
3208 * invoke.texi (Optimize Options): Use `{}' to around @samp
3211 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
3213 * invoke.texi (-fno-guess-branch-probability): New option.
3215 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3217 * combine.c (try_combine): Don't set i3_subst_into_i2 for
3218 case of making new double-word constant.
3219 Revert last change: instead just test i3_subst_into_i2.
3221 2001-01-17 Jakub Jelinek <jakub@redhat.com>
3223 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
3224 Use q constraints instead of r.
3226 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
3228 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
3229 (machine_function): Define.
3230 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
3231 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
3232 pa_free_machine_status): New functions.
3233 (override_options): Set {init,mark,free}_machine_status to above.
3234 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3235 PIC_OFFSET_TABLE_REGNUM_SAVED.
3236 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3237 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
3238 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
3239 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
3240 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3242 2001-01-15 DJ Delorie <dj@redhat.com>
3244 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
3248 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3250 * flow.c (propagate_on_insn): Make trying to delete a prologue
3251 or epilogue insn an ICE, not a warning. Allow doing this if
3252 the current function returns with stack pointer depressed.
3254 * combine.c (try_combine): If i3_subst_into_i2, properly check for
3255 I3 having more than one SET.
3257 2001-01-16 Jim Wilson <wilson@redhat.com>
3259 * invoke.texi: Document IA-64 options.
3261 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
3262 (fixup_errata): Delete TARGET_A_STEP use.
3263 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
3264 (TARGET_SWITCHES): Delete -ma-step option.
3265 * config/ia64/ia64.md (all FP patterns): Delete %B0.
3266 (movqicc_astep, movqi_internal_astep, movhicc_astep,
3267 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
3268 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
3269 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
3270 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
3272 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3273 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
3274 cmovsi_internal): Delete ! TARGET_A_STEP check.
3276 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3278 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
3279 possibility to report bugs via postal mail. Change a URL and
3280 merge in a nearly duplicate statement...
3281 (Bug Reporting): ...from here.
3282 (Service): Refer to the Bug Reporting section instead of
3284 (Contributing): Remove trivial explanations concerning snapshots.
3286 2001-01-16 Alan Modra <alan@linuxcare.com.au>
3288 * cppmain.c (general_init): Don't use ANSI prototype.
3290 2001-01-16 Tom Tromey <tromey@redhat.com>
3292 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
3294 2001-01-16 Richard Henderson <rth@redhat.com>
3296 * config/i386/i386.h: Fix comment typo.
3297 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
3298 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
3300 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3302 * gcc.c: Revert previous -fsyntax-only-related change; move
3305 2001-01-16 Jakub Jelinek <jakub@redhat.com>
3307 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
3308 inmode after checking GET_CODE (op).
3310 2001-01-16 Richard Henderson <rth@redhat.com>
3312 * flow.c (struct propagate_block_info): Add mem_set_list_len.
3313 (MAX_MEM_SET_LIST_LEN): New.
3314 (propagate_one_insn): Update mem_set_list_len.
3315 (invalidate_mems_from_autoinc): Likewise.
3316 (invalidate_mems_from_set): Likewise.
3317 (mark_used_regs): Likewise.
3318 (init_propagate_block_info): Likewise. Stop collecting memories
3319 when we reach MAX_MEM_SET_LIST_LEN.
3320 (mark_set_1): Likewise.
3322 2001-01-16 Richard Henderson <rth@redhat.com>
3324 * unroll.c (precondition_loop_p): Fail if no iteration
3327 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3329 * gcc.c: When -fsyntax-only is given, do not complain about
3332 2001-01-15 Richard Henderson <rth@redhat.com>
3334 * config/i386/i386.c (asm_output_function_prefix): Remove.
3335 (ix86_asm_file_end): New.
3336 (load_pic_register): Generate pic_label_name into a
3337 staticly allocated buffer.
3338 * config/i386/i386-protos.h: Update.
3339 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
3340 (ASM_FILE_END): New.
3341 * config/i386/i386afe.h: New file.
3342 * config.gcc (i?86-*-elf) [tm_file]: Use it.
3343 (i?86-*-{freebsd,linux*,moss*}): Likewise.
3344 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
3345 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
3346 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
3347 * config/i386/sco5.h (ASM_FILE_END): Likewise.
3348 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
3350 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
3352 * Makefile.in (install-man): Remove explicit dependency on
3355 * configure.in, configure: Revert previous patch requiring perl
3358 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
3360 * toplev.c (flag_guess_branch_prob): New.
3361 (f_options): Add guess-branch-probability option.
3362 (rest_of_decl_compilation): Only estimate branch probability if
3364 (main): set flag_guess_branch_prob.
3366 * flags.h (flag_guess_branch_prob): New.
3368 2001-01-15 DJ Delorie <dj@redhat.com>
3370 * gcc.texi (Makefile): Add documentation for Makefile targets.
3372 2001-01-15 Philip Blundell <philb@gnu.org>
3374 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
3376 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
3377 (is_pic): Delete declaration.
3378 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
3379 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
3380 * config/arm/arm.md (builtin_setjmp_receiver): New.
3382 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3384 * arm.c (use_return_insn): Don't try to determine the function type
3385 until after reload has completed.
3386 (arm_output_epilogue): Don't adjust the sp value recovered from the
3388 (emit_multi_reg_push): Don't record dwarf information for the pc.
3389 * arm.md (eh_epilogue): The function type may have changed, so it
3390 needs to be recalculated.
3391 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
3392 unwind tables on arm/netbsd.
3394 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3396 * arm.md (cbranchsi4): Correct calculation of branch ranges.
3397 (negated_cbranchsi4): Likewise.
3399 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3401 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
3402 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
3403 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
3404 pass -mapcs-* options to assembler.
3405 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
3406 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
3407 (ASM_SPEC): Call subtarget_extra_asm_spec.
3409 2001-01-15 Andreas Jaeger <aj@suse.de>
3411 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
3413 (ix86_expand_builtin): Likewise.
3415 * gencodes.c (output_predicate_decls): Make i size_t to avoid
3416 warning about comparison between signed and unsigned.
3418 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
3420 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
3422 2001-01-14 Ralf Baechle <ralf@gnu.org>
3424 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
3425 SUBTARGET_CPP_SPEC apropriatly.
3427 2001-01-12 Mark Mitchell <mark@codesourcery.com>
3429 * varasm.c (make_decl_rtl): Fix typo in last change.
3431 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
3433 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
3434 linker supports the init_priority C++ attribute.
3435 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
3436 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
3437 linker does not support init_priority C++ attribute.
3439 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
3441 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
3443 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
3445 * c-parse.in (finish_parse): Add comment about cpp_destroy.
3446 * cp/lex.c (finish_parse): Similarly.
3447 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
3448 Return the number of errors encountered.
3449 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
3450 * cppmain.c (main): Don't call cpp_destroy.
3452 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
3454 * configure.in: Require at least perl 5.6.0 to regenerate
3456 * configure: Regenerate.
3458 2001-01-14 Richard Henderson <rth@redhat.com>
3460 * genrecog.c (DT_veclen_ge): New.
3461 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
3462 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
3463 (nodes_identical_1): Handle DT_veclen_ge.
3464 (write_cond, debug_decision_2): Likewise.
3466 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
3468 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
3470 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
3472 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
3474 * cppmain.c (do_preprocessing): New function; most of the old
3476 (main): Call it to do most of the work.
3477 (cb): Move from global scope to set_callbacks ().
3478 (setup_callbacks): Get the callback pointer.
3479 (general_init, printer_init): Clean up code and comments.
3481 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
3483 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
3486 2001-01-14 Kazu Hirata <kazu@hxi.com>
3488 * config/h8300/h8300.c (get_shift_alg): Update comments.
3490 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3492 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
3493 (alloc_page, ggc_alloc): Add casts to remove warnings.
3495 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
3497 * combine.c (simplify_comparison): Don't change `code' when
3498 can't reverse comparison.
3500 2001-01-14 Richard Henderson <rth@redhat.com>
3502 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
3503 update all call sites. Return true for all non-label constants.
3505 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
3507 * i386.c (ix86_expand_compare): Add bypass_test and second_test
3509 (ix86_expand_branch): Update.
3510 (ix86_expand_setcc): Update to handle multiple test conditions.
3511 (expand_int_movcc): Likewise.
3512 (expand_fp_movcc): Likewise.
3513 * i386-protos.h (ix86_expand_compare): New.
3514 * i386.md (andqi_?_slp, orqi_?_slp): New.
3515 (conditional trap expander): Update call to ix86_expand_compare.
3517 2001-01-14 Richard Henderson <rth@redhat.com>
3519 * config/vax/vax.md: Use nonimmediate_operand instead of
3520 general_operand in destinations.
3522 * config/vax/vax.md (indirect_jump): Use register_operand.
3524 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
3525 * config/vax/vax.md (call_pop): Turn into an expander.
3526 (call_value_pop): Likewise.
3527 (call, call_value): New.
3529 2001-01-14 Andreas Jaeger <aj@suse.de>
3531 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
3533 (ix86_fp_compare_mode): Add unused attribute.
3534 (ix86_expand_fp_movcc): Remove unused variable.
3535 (ix86_expand_builtin): Make fcode unsigned.
3537 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
3538 (expand_expr): Add cast to avoid signed warning.
3539 (store_field): Likewise.
3540 (store_constructor_field): Likewise.
3541 (store_constructor): Likewise.
3542 (store_expr): Likewise.
3543 (clear_storage): Likewise.
3544 (emit_group_store): Likewise.
3545 (emit_group_load): Likewise.
3547 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3549 * c-common.c: Move format checking code to ...
3550 * c-format.c: ... here. New file. Reorder some functions and
3552 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
3554 * c-common.h (decl_handle_format_attribute,
3555 decl_handle_format_arg_attribute): Declare.
3556 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
3557 (c-common.o): Adjust dependencies.
3558 (c-format.o): New list of dependencies.
3560 2001-01-13 Jakub Jelinek <jakub@redhat.com>
3562 * unroll.c (loop_iterations): If we cannot prove iteration variable
3563 is set once in each iteration, punt.
3565 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
3567 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
3568 (*strlenhi): Remove clobber (which was buggy) of output address.
3570 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3572 * Makefile.in (generated-manpages): Add gcc.1
3573 ($(srcdir)/gcc.1): New target.
3574 (maintainer-clean): Delete $(srcdir)/gcc.1.
3575 * gcc.texi: Add macros @gccoptlist and @gol.
3576 * invoke.texi: Include option summary in manpage. Mark up option
3577 summary with @gccoptlist and @gol. Use @r in one place where
3579 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
3580 * gcc.1: Generate from invoke.texi.
3582 2001-01-13 Richard Henderson <rth@redhat.com>
3584 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
3585 (struct page_entry): Add group member.
3586 (struct page_group): New.
3587 (struct globals): Add page_groups member.
3588 (alloc_anon): Only define for using mmap; remove valloc call.
3589 (page_group_index): New.
3590 (set_page_group_in_use): New.
3591 (clear_page_group_in_use): New.
3592 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
3593 (free_page, release_pages): Likewise.
3594 * configure.in (with-gc): Default to ggc-page always.
3596 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3598 * reload1.c (replace_pseudos_in_call_usage): Use
3599 reg_equiv_constant and reg_equiv_address, and don't try
3600 regno_reg_rtx first.
3602 2001-01-13 Richard Henderson <rth@redhat.com>
3604 * ggc-page.c (alloc_page): Round up allocation size to one page.
3605 Set e->order on extra pages.
3607 2001-01-13 Richard Henderson <rth@redhat.com>
3609 * genrecog.c (nodes_identical): Expand commentary.
3610 (write_switch): Watch out for identical nodes.
3612 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3614 * cppfiles.c (_cpp_fake_include): New function.
3615 * cpphash.h (_cpp_fake_include): New.
3616 * cpplib.c (do_line): Call _cpp_fake_include when entering
3617 header files in preprocessed input.
3618 * cppmain.c (cb_pragma_implementation): Remove handling.
3619 (setup_callbacks): Don't register pragmas.
3621 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3623 * extend.texi: Udate for CPP.
3625 2001-01-13 Andreas Jaeger <aj@suse.de>
3627 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
3629 * regmove.c: Add prototype for replace_in_call_usage.
3631 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3633 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
3634 struct cpp_chunk, struct htab, struct toklist,
3635 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
3636 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
3637 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
3638 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
3639 (struct macro_args): Delete.
3640 * cpphash.h: See above.
3642 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3644 * cppmain.c (struct printer): Remove no_line_dirs.
3646 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
3647 : Use options rather than CPP_OPTION.
3648 (setup_callbacks): Use cb rather than pfile->cb.
3649 (main): No need to check for a buffer. Use cpp_errors.
3650 (printer_init): Don't set no_line_dirs.
3651 (maybe_print_line): Use options not no_line_dirs.
3652 (cb_file_change): Don't call print_line if -P.
3654 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3656 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
3658 * c-parse.in (finish_parse): Use cpp_errors.
3659 (__yylex): Use return value of cpp_pop_buffer.
3660 * cp/lex.c (finish_parse): Use cpp_errors.
3661 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
3663 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
3665 * README.AVR: URLs corrected.
3667 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3669 * c-decl.c (start_function): Don't warn if old prototype is builtin
3670 that's not in C's namespace.
3671 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
3672 (_bb): Add prototype for ctime.
3673 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
3675 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
3677 * i386.c (ix86_fp_comparison_arithmetics_cost,
3678 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
3679 ix86_fp_comparison_cost): New functions.
3680 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
3681 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
3682 two-branch sequences; make static.
3683 (ix86_use_fcomi_compare): Do decision according to the costs.
3684 (split_fp_branch): New.
3685 * i386.md (compare-and-branch patterns): Use split_fp_branch.
3686 * i386-protos.h (ix86_expand_fp_compare): Remove
3687 (ix86_split_fp_branch): Declare.
3689 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
3690 and ix86_comparison_operator.
3692 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
3695 * i386.c (put_condition_code): Output properly the unordered/ordered
3696 compares in fp case.
3697 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
3699 * tm.texi (REVERSE_CONDITION): Document.
3700 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
3701 in -ffast-math mode.
3702 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
3704 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3706 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
3708 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
3711 * config/sh/sh.c (mova_p): Fix test for mova_const.
3713 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3715 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
3716 cpp_get_options rather than dereferencing pfile and using
3718 * scan-decls.c (scan_decls): Use return value of
3719 cpp_pop_buffer rather than CPP_BUFFER.
3721 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3723 * cppinit.c (cpp_handle_option): help_only is now part of the
3724 cpp_options structure.
3725 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
3726 cpp_set_callbacks): New functions.
3727 * cpplib.h (cpp_callbacks): Break out as a named structure.
3728 (cpp_options): Move help_only here from cpp_reader.
3729 (CPP_FATAL_ERRORS): Update to use cpp_errors.
3730 (cpp_errors, cpp_get_options, cpp_get_callbacks,
3731 cpp_set_callbacks): New prototypes.
3732 * cppmain.c (main): Update for help_only.
3734 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3736 * Makefile.in (info, maintainer-clean, install-info, uninstall):
3737 Also build and remove and install and uninstall c-tree.info and
3739 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
3740 ($(srcdir)/cppinternals.info): New target.
3741 * c-tree.texi: Change file name used when makeinfo used without -o
3742 from ir.info to c-tree.info. Add info directory entry.
3743 * cppinternals.texi: Add info directory entry.
3744 * .cvsignore: Update.
3746 2001-01-12 Jakub Jelinek <jakub@redhat.com>
3748 * c-typeck.c (store_init_value): Don't require constant initializer
3749 elements with -pedantic -std=c99.
3750 (digest_init): Change error about non-constant initializer elements
3752 (constructor_range_end): Remove.
3753 (constructor_incremental, designator_depth,
3754 designator_errorneous): New variables.
3755 (struct constructor_stack): Remove range_end, add incremental.
3756 (struct constructor_range_stack, constructor_range_stack): New.
3757 (struct initializer_stack): Add constructor_range_stack.
3758 (finish_init): Set it.
3759 (start_init): Likewise. require_constant_elements for non-static
3760 trees only if not flag_isoc99.
3761 (really_start_incremental_init): Remove constructor_range_end, add
3762 constructor_incremental.
3763 (pop_init_level): Likewise.
3764 (push_init_level): Likewise. If implicit and the subobject had some
3765 value set already, preinitialize the level with it.
3766 Warn about missing braces only if not pushing due to designators.
3767 (set_designator, push_range_stack): New functions.
3768 (set_init_label): Use them.
3769 (set_init_index): Likewise. Remove constructor_range_end.
3770 Error if designator index is outside of array bounds.
3771 (add_pending_init): Compare values of purpose index trees, not the
3772 trees themselves. Allow overwriting of already initialized element.
3773 Issue a warning if it had side-effects.
3774 (set_nonincremental_init, set_nonincremental_init_from_string): New
3776 (pending_init_member): Rename to...
3777 (find_init_member): ...this function. Call set_nonincremental_init
3778 if necessary. Compare values of purpose index trees, not the trees
3779 themselves. Return the actual value, not just non-zero if something
3781 (output_init_element): Remove checks for duplicates.
3782 If field has zero size, only check the initializer for correctness.
3783 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
3784 if constructor_incremental is zero. Change error about initializers
3785 not computable at load time into pedwarn.
3786 (output_pending_init_elements): Compare bit positions, not
3787 FIELD_DECLs to take into account zero-sized fields.
3788 (process_init_element): Use constructor_range_stack to fill all
3789 ranges in the designator lists from current level up.
3790 * extend.texi: Update documentation for labeled elements.
3792 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
3794 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
3795 to function usage for arguments passed by reference. Optimize
3796 callee-copied arguments.
3797 * regmove.c (replace_in_call_usage): New function.
3798 (fixup_match_1): Call it.
3799 * cse.c (cse_insn): Canonicalize registers in function usage.
3800 * reload1.c (replace_pseudos_in_call_usage): New function.
3803 * Makefile.in: Reverted yesterday's wrong patch. Installed the
3806 2001-01-12 Jakub Jelinek <jakub@redhat.com>
3808 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
3811 2001-01-12 DJ Delorie <dj@redhat.com>
3813 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
3814 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
3817 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
3819 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
3820 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
3821 -std options alongside references to -ansi. Update some
3822 documentation for C99.
3823 * cpp.1: Regenerate.
3825 2001-01-12 Andreas Jaeger <aj@suse.de>
3827 * haifa-sched.c (restore_line_notes): Remove argument block B
3829 * sched-ebb.c (schedule_ebb): Change caller.
3830 * sched-rgn.c (schedule_region): Likewise.
3831 * sched-int.h (restore_line_notes): Adjust prototype.
3833 * loop.h: Remove wrong declaration of doloop_condition_get.
3835 2001-01-12 Phil Edwards <pme@sources.redhat.com>
3837 * extend.texi: Move C++-extension-related node from the C section
3838 into the C++ section.
3840 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
3842 * extend.texi: Refer to an array of pointers to functions instead
3843 of one of functions.
3845 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
3846 Jan Hubicka <jh@suse.cz>
3848 * combine.c (reversed_comparison): Fix typo in last patch.
3850 (combine_reversed_comparison_code): Make static to follow
3851 prototype declaration.
3853 2001-01-12 Phil Edwards <pme@sources.redhat.com>
3855 * install.texi: Remove misplaced duplicate entry.
3857 2001-01-11 Ulrich Drepper <drepper@redhat.com>
3859 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
3861 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
3863 * final.c: (leaf_function_p): Fix typo.
3865 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
3867 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
3868 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
3870 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
3871 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
3872 mmap_anon, and valloc is available.
3873 * ggc-page.c: Restructure ifdef logic to match new autoconf
3874 spec. Don't throw away the test page in init_ggc.
3876 * configure, config.in: Regenerate.
3878 2001-01-12 Michael Hayes <mhayes@redhat.com>
3880 * loop.h (total_biv_increment): Constify iv_class pointer.
3881 (struct induction): Replace `mem_mode' with `mem' rtx.
3882 * unroll.c (total_biv_increment): Constify iv_class pointer.
3883 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
3884 (find_mem_givs, combine_givs_p): Likewise.
3885 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
3887 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
3889 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
3891 (__gthread_getspecific): Ditto.
3893 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
3895 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
3896 put_condition_code): Convert fp comparison codes to integer
3898 (ix86_expand_fp_compare): Postnote the fp comparison code converison
3901 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
3902 * i386-protos.h (no_comparison_operator): Kill.
3904 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
3906 * combine.c (REVERSIBLE_CC_MODE): Remove.
3907 (reversible_comparison_p): Remove.
3908 (combine_reversed_comparison_code): New.
3909 (reversed_comparison): New.
3910 (combine_simplify_rtx): Use
3911 combine_reversed_comparison_code/reversed_comparison instead
3912 of reversible_comparison_p.
3913 (simplify_if_then_else): Likewise.
3914 (simplify_set): Likewise.
3915 (simplify_logical): Likewise.
3916 (if_then_else_cond): Likewise.
3917 (known_cond): Likewise.
3918 (simplify_comparison): Likewise.
3920 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
3922 * builtins.c (std_expand_builtin_va_start): Handle varargs when
3923 sizeof (int) is larger than sizeof(__word__).
3925 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
3927 * cppinit.c (do_includes): Fix typo.
3929 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3931 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
3932 in S_REGS does not occur because not all sources are possible
3933 when a S_REGS is a destination (sometimes needs a clobber).
3934 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
3935 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
3936 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
3937 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
3938 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
3939 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
3940 (lshrdi_const1, lshrsi3_const16): Likewise.
3941 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
3942 (*movhi_68hc12, *movqi_68hc12): Likewise.
3943 (movstrictqi): Make sure reloading in D_REGS as a destination
3946 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
3948 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
3950 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
3952 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
3953 -D, -U and -A, and don't initialize the builtins.
3954 (do_includes): Error if -include or -imacros with -fpreprocessed.
3955 * cppmain.c (cb_define, cb_undef): Unconditionally process
3957 * tradcpp.c (main): Fix typo.
3959 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
3961 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
3962 (read_name_map): Use IS_ABSOLUTE_PATH.
3963 * tradcpp.c (get_filename): Likewise.
3965 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3967 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
3968 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
3969 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
3970 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
3971 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
3972 (cmphi_z_used): Don't use '@' for the output.
3973 (tstqi_z_used): Likewise.
3974 (cmpqi_z_used): Likewise.
3975 (one_cmplsi2): Likewise.
3977 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
3979 * config/sh/sh.c (barrier_align): Recognize branch around far
3980 branch and redundant insn.
3982 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
3984 * invoke.texi: Restore documentation of the drivers' switches -MD
3987 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
3989 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
3991 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
3992 check-objc//%): Support parallel testing of multilibs.
3993 (TESTSUITEDIR): Set to testsuite by default, but override for
3995 (check-gcc, check-g++, check-g77, check-objc): Enter
3998 2001-01-11 Bernd Schmidt <bernds@redhat.com>
4000 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
4001 * sched-deps.c (deps_may_trap_p): Likewise.
4002 * basic-block.h: Remove a comment.
4003 * flow.c (PROP_POSTRELOAD): Remove.
4004 (update_life_info): Don't add it to prop_flags.
4005 (mark_set_1): Lose the code that was enabled by it.
4007 2001-01-11 Michael Hayes <mhayes@redhat.com>
4009 * flow.c (flow_call_edges_add): New.
4010 * basic_block.h (flow_call_edges_add): New.
4012 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
4014 * reload1.c (move2add_note_store): Update reg_set_luid even if
4015 base reg remains the same.
4017 2001-01-10 Nick Clifton <nickc@redhat.com>
4019 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
4020 machine_function structure to zero.
4021 Add prototypes for machine_status functions.
4023 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4025 * c-common.h (CTI_VOID_LIST): Remove.
4026 (void_list_node): Likewise.
4027 * tree.h (TI_VOID_LIST_NODE): New enumeral.
4028 (void_list_node): New macro.
4029 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
4030 * config/i386/i386.c (ix86_init_builtins): Likewise.
4031 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
4033 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4035 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
4036 * cppinit.c (cpp_start_read): Update comment, remove unneeded
4038 * tradcpp.c: Include mkdeps.h.
4039 (deps, print_deps_phony_targets, deps_append, output_deps,
4040 init_dependency_output, output_deps): New.
4041 (deps_buffer, deps_allocated_size, deps_size, deps_column,
4042 deps_output): Delete.
4043 (print_deps_missing_files): Rename deps_missing_files.
4044 (inhibit_output): Make global.
4045 (main): Delete inhibit_output, deps_stream, deps_target.
4046 Use mkdeps functionality in the same way as cpplib. Remove
4047 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
4048 -M and -MM. Remove old handling of deps via deps_out, and
4049 old reading of environment variables.
4050 (get_filename): Update to use deps_add_dep.
4052 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4054 * output.h (make_function_rtl): Remove prototype.
4055 (make_decl_rtl): Likewise.
4056 * varasm.c (make_function_rtl): Remove.
4057 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
4058 than from a third parameter.
4059 * tree.h (make_decl_rtl): Remove last parameter.
4060 * c-decl.c (builtin_function): Remove last argument in call to
4061 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
4062 (start_function): Likewise.
4063 * except.c (call_get_eh_context): Likewise.
4064 * expr.c (emit_block_move): Likewise.
4065 (clear_storage): Likewise.
4066 * profile.c (output_func_start_profiler): Likewise.
4067 * toplev.c (rest_of_decl_compilation): Likewise.
4068 * objc/objc-act.c (create_builtin_decl): Likewise.
4069 (synth_module_prologue): Likewise.
4070 (generate_static_reference): Likewise.
4071 (build_selector_reference_decl): Likewise.
4072 (build_class_reference_decl): Likewise.
4073 (build_objc_string_decl): Likewise.
4074 (build_protocol_reference): Likewise.
4076 2001-01-10 Richard Henderson <rth@redhat.com>
4078 * hwint.h: Revert yesterday's change.
4080 2001-01-10 Nick Clifton <nickc@redhat.com>
4082 * function.h (save_machine_status): Delete.
4083 (restore_machine_status): Delete.
4084 Amend comment describing {init|mark|free}_machine_status.
4086 * function.c (save_machine_status): Delete.
4087 (restore_machine_status): Delete.
4088 Amend comment describing {init|mark|free}_machine_status.
4089 (push_function_context_to): Remove invocation of
4090 save_machine_status.
4091 (pop_function_context_from): Remove invocation of
4092 restore_machine_status.
4094 * emit-rtl.c (init_emit_once): Amend comment describing
4095 {init|mark|free}_machine_status.
4097 * tm.texi (Per-Function Data): New node. Describe the
4098 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
4101 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4103 * cppinit.c (OPT_g): Remove.
4104 (cpp_handle_option): Update for removed -g3.
4105 (print_help): Update.
4106 * cpplib.h (struct cpp_options): Remove debug_output.
4107 * cppmain.c (setup_callbacks, cb_define): Update.
4108 * gcc.c (cpp_options): Translate -g3 to -dD.
4110 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
4112 * config/i960/i960.md: Change modifier to + on the zero_extract
4113 pattern after the (rotate -2 reg) canonicalization pattern.
4115 2001-01-10 Richard Henderson <rth@redhat.com>
4117 * config/alpha/alpha.c (alpha_free_machine_status): New.
4118 (override_options): Install it.
4119 (alpha_mark_machine_status): Verify machine non-null.
4120 * config/i386/i386.c (ix86_free_machine_status): New.
4121 (override_options): Install it.
4122 (ix86_init_machine_status): Use xcalloc.
4123 (ix86_mark_machine_status): Verify machine non-null.
4124 * config/ia64/ia64.c (ia64_free_machine_status): New.
4125 (ia64_override_options): Install it.
4126 (ia64_mark_machine_status): Verify machine non-null.
4128 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
4130 * function.c (instantiate_virtual_regs): Instantiate virtual
4131 registers found in CALL_INSN_FUNCTION_USAGE.
4133 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4135 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
4136 equivalent to -ansi in disabling -Di386.
4138 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
4140 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
4142 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
4144 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
4146 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
4148 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4150 * invoke.texi: Document that -fcond-mismatch isn't supported for
4153 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4155 * gcc.texi: Define macro gcctabopt.
4156 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
4157 @command, @env and @option in some places where appropriate. Use
4158 @gcctabopt where appropriate. Put URLs and email addresses inside
4161 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
4163 * gcc.c (cpp_options): Set MD file name from output
4164 filename, if specified.
4165 (suffix_subst): New static variable.
4166 (do_spec): Clear it.
4167 (do_spec_1, case '.'): Handle new `%.suffix' spec.
4169 (give_switch): Handle suffix_subst.
4171 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4173 * invoke.texi: Fix another typo.
4175 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4177 * invoke.texi: Fix typo.
4179 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4181 * c-lang.c (lang_hooks): Update.
4182 (lang_decode_option): Remove.
4183 (lang_init_options): Rename c_init_options.
4184 * toplev.c (main): Use lang_hooks for lang_init_options
4185 and lang_decode_option.
4186 * toplev.h (lang_hooks): Add 2 new hooks.
4187 * tree.h: Remove lang_init_options and lang_decode_option.
4188 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
4189 * cp/decl2.c: Similarly.
4190 * cp/lex.c (lang_init_options): Rename cxx_init_options.
4191 (lang_hooks): Update.
4192 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
4194 (lang_init_options): Rename ffe_init_options.
4195 (lang_hooks): Update.
4196 (lang_decode_option): Remove.
4197 * java/lang.c (lang_init_options): Rename java_init_options.
4198 (lang_decode_option): Rename java_decode_option.
4199 (lang_hooks): Update.
4200 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
4201 (lang_decode_option): Rename objc_decode_option.
4202 (lang_hooks): Update.
4204 2001-01-09 Nick Clifton <nickc@redhat.com>
4206 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
4207 (d30v_return_addr_rtx): Delete.
4208 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
4209 cfun->machine structure.
4210 (struct machine_function): Move to d30v.h
4211 (d30v_save_machine_status): Delete.
4212 (d30v_restore_machine_status): Delete.
4213 (d30v_init_machine_status): New Function.
4214 (d30v_mark_machine_status): New Function.
4215 (d30v_free_machine_status): New Function.
4216 (d30v_init_expanders): Use new functions.
4217 (d30v_return_addr): Use ra_rtx field in cfun->machine.
4218 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
4219 d30v_return_addr_rtx.
4221 * config/d30v/d30v.h (struct_machine): Move here.
4222 Add eh_epilogue_sp_ofs field.
4224 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
4225 field in cfun->machine structure.
4227 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
4229 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
4230 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
4231 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4233 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
4235 * objc/lang-options.h: Remove bogus reference to
4238 2001-01-09 Kazu Hirata <kazu@hxi.com>
4240 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
4243 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
4245 * reload.c (find_reloads_address): Check for eliminable registers
4246 when substituting a constant expression for a pseudo.
4248 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
4250 * c-common.c (enum format_type): Add format_type_error.
4251 (decode_format_type): New function.
4252 (decl_attributes): Use it.
4253 (format_kind_info): Adjust comment.
4255 2001-01-09 David O'Brien <obrien@BSDi.com>
4257 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
4258 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
4260 * config/i386/gnu.h: Don't include required platform specific .h files,
4261 tm.h will do it instead.
4262 * config/i386/i386elf.h: Likewise.
4263 * config/i386/linux.h: Likewise.
4264 * config/i386/moss.h: Likewise.
4265 * config/mips/gnu.h: Likewise.
4267 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4269 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
4270 (rs6000-ibm-aix3.[01]*): Likewise.
4271 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
4272 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
4273 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
4274 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
4275 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
4276 (powerpc-*-eabiaix*): Likewise.
4277 (powerpc-*-eabisim*): Likewise.
4278 (powerpc-*-elf*): Likewise.
4279 (powerpc-*-eabi*): Likewise.
4280 (powerpc-*-rtems*): Likewise.
4281 (powerpc-*-linux*libc1): Likewise.
4282 (powerpc-*-linux*): Likewise.
4283 (powerpc-wrs-vxworks*): Likewise.
4284 (powerpcle-wrs-vxworks*): Likewise.
4285 (powerpcle-*-sysv*): Likewise.
4286 (powerpcle-*-elf*): Likewise.
4287 (powerpcle-*-eabisim*): Likewise.
4288 (powerpcle-*-eabi*): Likewise.
4289 (powerpcle-*-solaris2*): Likewise.
4290 * config/rs6000/aix31.h: Delete includes.
4291 * config/rs6000/aix3newas.h: Likewise.
4292 * config/rs6000/aix41.h: Likewise.
4293 * config/rs6000/aix43.h: Likewise.
4294 * config/rs6000/beos.h: Likewise.
4295 * config/rs6000/rtems.h: Likewise.
4296 * config/rs6000/sysv4.h: Likewise.
4298 2001-01-09 Kazu Hirata <kazu@hxi.com>
4300 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
4301 Change an argument mode of machine_mode to shift_mode of
4302 shift_mode. Remove an extra error check.
4303 (emit_a_shift): Adopt to the new calling prototype of
4305 (function_prologue): Fix code for a monitor
4306 function. Support H8/S.
4307 (function_epilogue): Do not output pop for a monitor function.
4309 2001-01-09 Nick Clifton <nickc@redhat.com>
4311 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
4312 (setup_incoming_varargs): Use sysv_varargs_p field of the
4313 cfun->machine structure.
4314 (struct machine_function): Move to rs6000.h
4315 (rs6000_save_machine_status): Delete.
4316 (rs6000_restore_machine_status): Delete.
4317 (rs6000_init_machine_status): New Function.
4318 (rs6000_free_machine_status): New Function.
4319 (rs6000_init_expanders): Use new functions.
4321 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
4323 (struct machine_function): Move here.
4325 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
4326 sysv_varargs_p field of the cfun->machine structure.
4328 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
4330 (rs6000_restore_machine_status): Remove prototype.
4332 2001-01-09 Richard Henderson <rth@redhat.com>
4334 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
4335 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
4336 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
4337 (sched_analyze_2, sched_analyze_insn): Likewise.
4338 (sched_analyze, init_deps): Likewise.
4339 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
4340 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
4341 (compute_block_backward_dependences): Update propagate_deps call.
4343 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
4345 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
4347 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4349 * cppinit.c (OPT_MD, OPT_MMD): Restore.
4350 (cpp_handle_option): Handle them.
4351 (cpp_post_options): Ensure one of -M or -MM is specified with
4352 any other -M? option.
4353 (init_dependency_output): Suppress output with -MG.
4355 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4358 * invoke.texi: Update.
4360 2001-01-09 Bernd Schmidt <bernds@redhat.com>
4362 * sh.md (reload_outsf): Generate recognizable patterns for
4365 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4367 * c-lang.c (lang_hooks): Update.
4368 (lang_init): Rename c_init.
4369 (lang_finish): Remove.
4370 * toplev.c (compile_file): Use lang_hooks for lang_init ()
4372 * toplev.h (lang_hooks): Add init () and finish ().
4373 * tree.h (lang_init, lang_finish): Remove.
4374 * cp/tree.h (lang_init, lang_finish): Remove.
4375 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
4376 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
4378 (lang_init, lang_finish): Remove.
4379 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
4380 (lang_hooks): Update.
4381 * java/lang.c (lang_init): Rename java_init.
4382 (lang_finish): Remove.
4383 (lang_hooks): Update.
4384 * objc/objc-act.c (lang_init): Rename objc_init.
4385 (lang_finish): Remove.
4386 (lang_hoooks): Update.
4388 20001-01-09 Graham Stott <grahams@redhat.com>
4390 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
4391 after `ptr` is initialised.
4393 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4395 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
4396 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
4397 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
4398 stack adjusts, instead of r3.
4400 2001-01-09 Michael Hayes <mhayes@redhat.com>
4402 * flow.c (flow_loop_scan): Break out of ...
4403 (flow_loops_find) ... here.
4404 * basic-block.h (flow_loop_scan): New.
4405 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
4406 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
4408 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4410 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
4412 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
4413 realloc()ing macro_buffer.
4415 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4416 if it's wider than long and the target's long is wider than the
4419 2001-01-09 Mark Mitchell <mark@codesourcery.com>
4421 Remove support for using UWIN as a host machine.
4422 * configure.in: Issue an error message.
4423 * configure: Regenerated.
4424 * config.gcc: Remove xm_* UWIN configury.
4425 * config/i386/xm-uwin.h: Remove.
4427 2001-01-08 Nick Clifton <nickc@redhat.com>
4429 * config/v850/v850.c (ra_rtx): Delete.
4430 (v850_save_machine_status): Delete.
4431 (v850_restore_machine_status): Delete.
4432 (v850_init_machine_status): New function.
4433 (v850_mark_machine_status): New function.
4434 (v850_free_machine_status): New function.
4435 (v850_return_addr): Use ra_rtx field in machine structure.
4436 (v850_init_expanders): Use new functions.
4438 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
4439 * config/v850/v850.c: Change arguments to v850_output+* functions
4440 to take a const char *, to avoid compile time warning.
4441 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
4442 (USER_LABEL_PREFIX): Redefine.
4444 2000-01-08 Jim Wilson <wilson@redhat.com>
4446 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
4447 1 to unsigned HOST_WIDE_INT before left shift.
4449 2001-01-08 Nick Clifton <nickc@redhat.com>
4451 * config/arm/arm.c (arm_mark_machine_status): Check to see if
4452 the machine structure has been allocated.
4453 (arm_free_machine_status): New function: Free the machine
4454 specific function structure.
4456 2001-01-08 Richard Henderson <rth@redhat.com>
4458 * jump.c (simplejump_p): Revert last change.
4460 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
4462 * cppinit.c (init): Rename init_library.
4463 (cpp_create_reader): Update.
4464 * gcc.c (cpp_options): If -o given, use it as the target of
4467 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
4469 * arm.c (arm_arch5e): New variable.
4470 (all_cores): XScale is a 5TE device.
4471 (arm_override_options): Set arm_arch5e.
4472 (arm_init_builtins): __builtin_prefetch is in arch5e.
4473 * arm.h (arm_arch5e): Declare it.
4475 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
4477 * arm.md (define_constants): Add defines for UNSPEC and
4478 UNSPEC_VOLATILE insns. Update all users.
4479 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
4480 * arm.c (multi_register_push, note_invalid_constants)
4481 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
4482 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
4483 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
4485 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
4487 * jump.c (jump_optimize_1): Use reversed_comparison_code
4488 instead of can_reverse_comparison_p.
4489 (jump_back_p): Likewise.
4490 (invert_exp_1): Likewise.
4491 (thread_jumps): Likewise.
4492 * simplify-rtx.c (simplify_unary_operation): Likewise.
4493 (simplify_ternary_operation): Likewise.
4494 * cse.c (find_comparison_args): Convert to use
4495 can_reverse_comparison_p.
4496 (record_jump_equiv): Likewise.
4498 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
4500 * arm.h (HARD_REGNO_RENAME_OK): Delete.
4501 (EPILOGUE_USES): Define.
4502 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
4503 automatically stack the LR if it isn't live.
4505 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
4507 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
4510 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
4512 * ggc-page.c (max_alignment): New structure.
4513 (MAX_ALIGNMENT): New macro.
4514 (init_ggc): Use it to round up the sizes in the
4515 extra_order_size_table.
4517 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4519 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
4522 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4524 * builtins.def (BUILT_IN_FPRINTF): New entry.
4526 * c-common.c (c_expand_builtin_fprintf): New function.
4527 (init_function_format_info): Handle __builtin_fprintf.
4528 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
4529 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
4531 * c-decl.c (duplicate_decls): Adjust comment.
4533 * extend.texi (fprintf): Document new builtin.
4535 2001-01-07 Richard Henderson <rth@redhat.com>
4537 * jump.c (simplejump_p): Recognize any single_set jump
4540 2001-01-07 Richard Henderson <rth@redhat.com>
4542 * configure.in (slibdir): Accept an --with-slibdir option.
4543 Use "test" not "[" in configure. Default to $(libdir).
4545 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
4547 * config/t-aix43 (SHLIB_INSTALL): Likewise.
4548 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
4549 (SHLIB_LINK): Create links for the soname.
4550 * config/mips/t-iris6: Likewise.
4551 * config/sparc/t-slibgcc: Likewise.
4552 * config/sparc/t-slibgcc-sld: Likewise.
4554 2001-01-07 Jakub Jelinek <jakub@redhat.com>
4556 * config/i386/i386.c (constant_call_address_operand): Accept
4557 (const (plus (symbol_ref) (const_int))).
4558 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
4559 constant_call_address_operand.
4561 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4563 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
4564 and LONG_LONG_TYPE_SIZE > 32.
4566 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4568 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
4569 the previous change.
4571 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
4573 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
4575 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
4576 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
4577 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
4580 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4582 * fix-header.c (read_scan_file): s/pfile/scan_in/.
4584 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4586 * c-lang.c (c_post_options): Call cpp_post_options.
4587 * objc/objc-act.c (objc_post_options): Similarly.
4588 * cppmain.c (main): Similarly.
4589 * fix-header.c (read_scan_file): Similarly.
4590 * cppinit.c (cpp_start_read): Move option consistency checks
4591 to cpp_post_options. Don't call init_dependency_output.
4592 If needed, add default target and main file dependency.
4593 (OPT_MD, OPT_MMD): Remove.
4595 (cpp_handle_option): Update for OPT_* changes.
4596 (cpp_post_options): New.
4597 (init_dependency_output): Command line -MF overrides environment
4598 variables. Don't set default target etc. Suppress output
4599 if dependencies are going to stdout.
4600 (print_help): Update.
4601 * cpplib.h (cpp_post_options): New.
4602 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
4604 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
4606 * jump.c (comparison_dominates_p): Support unordered compares.
4608 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
4610 * simplify-rtx.c (simplify_relational_operation): Always simplify
4611 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
4614 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
4616 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
4617 (nonzero_bits): Likewise.
4618 (simplify_comparison): Likewise.
4619 (num_sign_bit_copies): Likewise; return more sane value depending
4620 on STORE_FLAG_VALUE.
4621 (known_cond): Do not assume EQ to be always true for equivalent
4624 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
4626 * cse.c (fold_rtx): Handle unordered comparisons.
4628 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
4630 * rtlanal.c (set_of_1): New static function.
4631 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
4632 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
4633 reg_set_last_last_regno): Remove.
4634 (set_of): New global function.
4635 (set_of_data): New structure.
4636 (reg_set_p, reg_set_last): Revamp for set_of.
4637 * rtl.h (set_of): New.
4639 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
4641 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
4642 * extend.texi: Document _Exit builtin.
4644 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4646 * (initialize, initialize_builtins,
4647 initialize_dependency_output, initialize_standard_includes):
4648 Rename s/initialize/init. Update.
4649 (init_dependency_output): Move to after
4650 cpp_handle_options, the correct location temporally at least.
4651 (opt_comp): Move next to init (), its caller. Fix prototype.
4652 (init): Make "initialized" local scope.
4653 (cpp_create_reader): Always call init ().
4654 (cpp_start_read): Update.
4655 (output_deps): New function, broken out of cpp_finish.
4656 (cpp_finish): Break out output_deps.
4658 2001-01-07 Richard Henderson <rth@redhat.com>
4660 * collect2.c (COFF specific stuff): Revert 12-06 patch
4661 to prototype system functions.
4663 2001-01-07 Michael Hayes <mhayes@redhat.com>
4665 * hard-reg-set.h: Add multiple include guard.
4666 * basic-block.h (struct loop): Add `sink' field.
4667 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
4668 (emit_iv_add_mult): Delete.
4669 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
4670 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
4671 (unroll_loop): Remove end_insert_before argument.
4672 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
4673 (maybe_eliminate_biv_1): Likewise.
4674 (emit_iv_add_mult): Delete.
4675 (gen_add_mult, loop_regs_update): New.
4676 (loop_insn_emit_after, loop_insn_emit_before): New.
4677 (loop_insn_sink, loop_insn_sink_or_swim): New.
4678 (emit_iv_add_mult): Delete.
4679 (scan_loop): Set loop->sink.
4680 (loop_givs_reduce): Use loop_insn_sink and its ilk.
4681 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
4682 (maybe_eliminate_biv_1): Likewise.
4683 (maybe_eliminate_biv_1): Add basic block argument.
4684 * unroll.c (unroll_loop): Remove end_insert_before argument.
4685 (find_splittable_regs): Likewise.
4686 (find_splittable_regs): Use loop_insn_sink and its ilk.
4687 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
4689 2001-01-07 Michael Hayes <mhayes@redhat.com>
4691 * loop.h (loop_insn_hoist): New prototype.
4692 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
4693 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
4694 (check_dbra_loop, load_mems): Likewise.
4695 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
4696 (find_splittable_givs): Likewise.
4698 2001-01-07 Michael Hayes <mhayes@redhat.com>
4700 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
4702 2001-01-07 Richard Henderson <rth@redhat.com>
4704 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
4706 2001-01-07 Richard Henderson <rth@redhat.com>
4708 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
4709 NO_SHARED_LIBGCC_MULTILIB as required for the target.
4710 * gcc.c (init_spec): Massage the existing libgcc_spec into a
4711 variant that handles a shared libgcc.
4712 (process_command): Always validate -{static,shared}-libgcc.
4713 (do_spec_1): New 'M' case.
4714 * invoke.text (Link Options): Document -{static,shared}-libgcc.
4716 2001-01-07 Richard Henderson <rth@redhat.com>
4718 * Makefile.in (slibdir): New variable.
4719 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
4720 (installdirs): Create slibdir.
4721 (install-libgcc, install-multilib): Defer to libgcc.mk.
4722 * configure.in (slibdir): Substitute.
4723 * mklibgcc.in (install): New target.
4725 * config/t-linux (SHLIB_LINK): Create links for the soname.
4726 (SHLIB_INSTALL): New.
4727 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
4728 * config/mips/t-iris6 (SHLIB_INSTALL): New.
4729 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
4730 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
4731 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
4733 2001-01-07 Richard Henderson <rth@redhat.com>
4735 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
4736 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
4737 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
4739 2001-01-07 Michael Hayes <mhayes@redhat.com>
4741 * loop.c (count_loop_regs_set): Delete.
4742 (load_mems_and_recount_loop_regs_set): Delete.
4743 (loop_regs_scan): Merge common code from count_loop_regs_set,
4744 scan_loop, and load_mems_and_recount_loop_regs_set.
4745 (scan_loop): Call load_mems directly and loop_regs_scan
4746 again if new registers created.
4748 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4750 * toplev.c (main): Call the front-end specific post_options
4751 hook if one is given.
4752 * toplev.h (struct_lang_hooks, lang_hooks): New.
4753 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
4754 for the C front end.
4755 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
4756 lang_hooks for the C++ front end.
4757 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
4758 lang_hooks for the ObjC front end.
4759 * f/com.c (lang_hooks): Hooks for the Fortran front end.
4760 * java/lang.c (lang_hooks): Hooks for the Java front end.
4762 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4764 * c-lex.c (init_c_lex): Request #define / #undef callbacks
4765 for verbose DWARF[2] debugging.
4766 (cb_define, cb_undef): The new callbacks.
4767 * toplev.h (debug_define, debug_undef): Make const correct.
4768 * toplev.c (debug_define, debug_undef): Similarly. Do not
4769 perform the verbosity tests here anymore.
4771 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
4773 * reload.c (subst_reloads): Take INSN argument. When
4774 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
4775 * reload.h (subst_reloads): Adjust prototype.
4776 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
4777 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
4778 present in JUMP_INSNs and copy them to JUMP_LABEL.
4779 * flow.c (find_label_refs, find_basic_blocks_1): Skip
4780 JUMP_INSNs and insns with REG_LABELs that are followed by
4781 JUMP_INSNs with the same REG_LABEL.
4782 * sched-rgn.c (is_cfg_nonregular): Likewise.
4783 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
4785 * unroll.c (unroll_loop): Look for REG_LABEL notes in
4787 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
4789 2001-01-06 Richard Henderson <rth@redhat.com>
4791 * loop.c (scan_loop): Use xcalloc for the regs array.
4792 (load_mems_and_recount_loop_regs_set): Zero the new memory
4793 received from xrealloc.
4795 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
4797 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
4799 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
4801 * integrate.c (copy_rtx_and_substitute): When copying
4802 an ignored return value, strip REG_FUNCTION_VALUE_P.
4804 2001-01-06 Michael Hayes <mhayes@redhat.com>
4806 * loop.c (debug_biv, debug_giv): New.
4807 (loop_biv_dump): Break out from ...
4808 (record_biv): ... here.
4809 (loop_giv_dump): Break out from ...
4810 (record_giv): ... here.
4811 (loop_bivs_check): Use print_simple_rtl.
4812 * unroll.c (loop_iterations): Use print_simple_rtl.
4814 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4816 * pa.md (return, return_internal): Modify patterns to prevent regrename
4817 mucking with the return pointer.
4819 2001-01-05 Richard Henderson <rth@redhat.com>
4821 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
4823 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
4825 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
4826 version supplied by Matteo Frigo.
4828 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
4830 * cpp.texi: Update for -MQ.
4831 * cppinit.c (cpp_create_reader): Always create pfile->deps.
4832 (cpp_cleanup): Always free pfile->deps.
4833 (initialize_dependency_output): Don't create pfile->deps.
4834 (cpp_handle_option): Similarly.
4836 * gcc.c (cpp_options): Handle -MQ.
4837 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
4838 * mkdeps.c (base_name): Remove.
4839 (deps_init): Don't allocate vector space until it's needed.
4840 (deps_free): Only free vectors if allocated.
4841 (deps_add_target, deps_add_dep): Update for initial allocation.
4842 (deps_add_default_target): Don't strip to the base_name.
4844 2001-01-05 DJ Delorie <dj@redhat.com>
4846 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
4847 (INIT_EXPANDERS): Define.
4849 * config/v850/v850.c (struct machine_function): Define.
4850 (v850_save_machine_status): New function.
4851 (v850_restore_machine_status): New function.
4852 (v850_return_addr): New function.
4853 (v850_init_expanders): New function.
4855 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
4856 and v850_init_expanders.
4858 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
4860 * cpplib.h (struct cpp_reader): Add help_only field.
4861 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
4862 (cpp_handle_option): Set pfile->help_only if we see -h,
4863 --help, -target-help, or --version. Print version string but
4864 do not set help_only if we see -v or -version. Make text
4865 printed by -v match that printed by (-)-version.
4867 * cppmain.c (main): Exit after option parsing if
4868 pfile->help_only is true.
4870 * toplev.c (independent_decode_option): Call print_version,
4871 then exit, if we see --version (but not -version).
4872 (print_version): Split lengthy message into two lines.
4874 2001-01-05 Nick Clifton <nickc@redhat.com>
4876 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
4877 temporary string for initialisation before calling ggc_alloc_string.
4879 2001-01-06 Michael Hayes <mhayes@redhat.com>
4881 * rtl.h (print_simple_rtl): New.
4882 * print-rtl.c (print_simple_rtl): New.
4884 (print_rtx): Disable printing of flags and modes, etc.,
4885 if `flag_simple` nonzero.
4887 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
4889 * function.c (fixup_var_refs): Use push_to_full_sequence where
4892 2001-01-05 Michael Meissner <meissner@redhat.com>
4894 * flags.h (flag_reorder_blocks): Add declaration.
4895 (flag_rename_block): Ditto.
4897 2001-01-05 DJ Delorie <dj@redhat.com>
4899 * function.c (reorder_blocks): Make sure the flags are all reset
4900 before using them to mark blocks, else a second invocation will
4901 corrupt the block chain.
4902 (reorder_blocks_0): New, resets the flags.
4904 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
4906 * cse.c (find_comparison_args): Stop if the argument is known to
4909 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4911 * config/sh/sh.md (movdf): When splitting load into pair of
4912 registers, don't clobber the register used in the address too
4915 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
4917 * varasm.c (mark_constant_pool): Improve initial comments.
4918 (mark_constants): Move marking of constants to mark_constant.
4919 (mark_constant): New function to recursively mark all constants
4920 referred to by a constant.
4922 2001-01-05 Catherine Moore <clm@redhat.com>
4924 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
4926 2001-01-05 Phil Edwards <pme@sources.redhat.com>
4928 * cp/lang-options.h: Bring comment in line with reality.
4929 * f/lang-options.h: Likewise.
4930 * java/lang-options.h: Likewise.
4931 * objc/lang-options.h: Likewise.
4932 * ch/lang-options.h: Likewise.
4933 * f/g77.texi: And update the manual.
4935 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
4936 Denis Chertykov <denisc@overta.ru>
4938 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
4939 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
4940 * config/avr/avr.md (all peepholes that request a scratch register):
4941 Call it, FAIL the peephole if not safe (in interrupt functions).
4943 2001-01-05 Mark Mitchell <mark@codesourcery.com>
4945 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
4947 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
4949 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
4951 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
4952 BUILT_IN_CREAL and BUILT_IN_CIMAG.
4953 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
4954 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
4955 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
4957 * extend.texi: Document these builtins.
4959 2001-01-05 Daniel Berlin <dberlin@redhat.com>
4961 * c-common.c (lang_get_alias_set): Say we know nothing of
4962 VECTOR_TYPE aliasing.
4964 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
4966 2001-01-05 Bruce Korb <bkorb@gnu.org>
4968 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
4969 their x* equivalent versions for atexit-less systems
4970 * fixinc/fixincl.c(main): do not return from main() on atexit-less
4971 systems (or any other system any more).
4973 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
4975 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
4976 output operands. Use arm_hard_register_operand for operand 4.
4977 (stmsi_postinc): Similarly.
4978 (ldmsi): Use arm_hard_register_operand for opernand 2.
4980 * arm.c (arm_hard_register_operand): New function.
4981 * arm-protos.h (arm_hard_register_operand): Prototype it.
4983 * arm.h (HARD_REGNO_RENAME_OK): Define.
4985 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
4987 * simplify-rtx.c (cfc_args): add "unordered" field.
4988 (check_fold_consts): Set unordered field.
4989 (simplify_relational_operation): Simplify the unordered
4992 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
4995 * emit-rtl.c (try_split): Fix code to mark labels.
4996 * jump.c (mark_jump_label): Make global.
4997 * rtl.h (mark_jump_label): Declare.
4999 * predict.c (estimate_probability): Handle unordred comparisons.
5001 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5003 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
5004 * cppinit.c (initialize_dependency_output): Update.
5005 (cpp_finish): Output dummy targets for -MP.
5007 (cpp_handle_option): Handle -MP. Don't quote -MT options.
5008 * cpplib.h (struct cpp_options): Add deps_phony_targets.
5009 * gcc.c (cpp_options): Update to handle -MP.
5010 * mkdeps.c (deps_add_target, deps_add_default_target): Update
5011 to quote only the default target.
5012 (deps_phony_targets): Insert a preceding newline. Rename from
5013 deps_dummy_targets for consistency.
5016 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5018 * calls.c (emit_library_call_value_1): Support
5019 INIT_CUMULATIVE_LIBCALL_ARGS.
5020 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
5022 2001-01-04 Richard Henderson <rth@redhat.com>
5024 * c-decl.c (finish_struct): Detect flexible array members
5025 used in an inappropriate context.
5026 * c-typeck.c (really_start_incremental_init): Special case
5027 constructor_max_index for zero length arrays.
5028 (pop_init_level): Allow initialization of flexible array
5029 members. Deprecate initialization of zero length arrays.
5030 Don't issue missing initializer warning for flexible array
5031 members or zero length arrays.
5032 (process_init_element): Don't dereference null DECL_SIZE.
5033 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
5034 Don't abort for empty constructors. Use size_binop
5035 (output_constructor): Add commentary regarding zero length
5036 array futures. Abort if we try to initialize an array of
5037 unspecified length with a non-empty constructor in the middle
5040 * extend.texi (Zero Length): Update and clarify documentation
5041 on static initialization.
5043 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5045 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
5046 with more than 32767 words of local storage.
5048 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5050 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
5051 for 'abs', 'labs', and 'fabs'.
5052 (c4x_expand_builtin): Likewise.
5053 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
5055 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5057 * config/sh/sh.md (prget, prset): New insn types.
5058 (return delay slot): Dont' allow prset.
5059 (call, sfunc delay slot): Don't allow prget.
5060 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
5061 for prset and prget.
5063 2001-01-05 Michael Hayes <mhayes@redhat.com>
5065 * loop.h (struct loop_reg): New.
5066 (struct loop_regs): Change to use array of `struct loop_reg'.
5067 * loop.c: Replace assortment of varrays with single regs array.
5068 (count_one_set): Delete may_not_move array argument
5069 and use regs array instead. All caller's changed.
5070 (count_loop_regs_set): Delete may_not_move and single_usage
5071 arguments and use regs array instead. All caller's changed.
5072 (find_single_use_in_loop): Replace usage array argument with pointer
5073 to regs structure. All caller's changed.
5074 (loop_optimize): Delete `moved_once' array.
5076 2001-01-05 Michael Hayes <mhayes@redhat.com>
5078 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
5079 Use it instead of loop_info->has_call for scanning loop mems.
5080 (check_dbra_loop): Replace loop_info->has_call test with
5081 loop_info->has_nonconst_call.
5083 2000-01-04 Matthew Hiller <hiller@redhat.com>
5085 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
5088 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5090 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
5091 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
5093 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5095 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
5096 (flag_short_double, flag_short_wchar): Define.
5097 (c_common_nodes_and_builtins): Create many tree nodes shared
5098 between C and C++ here instead of in cp/decl.c and ...
5099 * c-decl.c (init_decl_processing): ... here.
5100 (SIZE_TYPE, WCHAR_TYPE): Don't define.
5101 (flag_short_double, flag_short_wchar): Don't define.
5102 (record_builtin_type): New function.
5103 (build_void_list_node): New function.
5104 * c-common.h (flag_short_double, flag_short_wchar,
5105 record_builtin_type, build_void_list_node): Declare.
5107 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
5109 * integrate.c (expand_inline_function): Don't put a virtual
5110 register into the reg map.
5112 * function.c (fixup_var_refs_1): If force_operand didn't put
5113 the address into the target, move it there.
5115 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5117 Special-case tree_decl/tree_list allocations.
5118 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
5119 (OBJECT_SIZE): New macro.
5120 (NUM_EXTRA_ORDER): Likewise.
5121 (extra_order_size_table): New variable.
5122 (NUM_ORDERS): New macro.
5123 (objects_per_page_table): New variable.
5124 (object_size_table): New variable.
5125 (G.pages): Use NUM_ORDERS to bound the array.
5126 (G.page_tails): Likewise.
5127 (DIV_ROUND_UP): Remove.
5128 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
5129 (alloc_page): Use OBJECT_SIZE.
5130 (size_lookup): Don't make it const.
5131 (ggc_alloc): Use OBJECT_SIZE.
5132 (ggc_set_mark): Likewise.
5133 (ggc_get_size): Likewise.
5134 (init_ggc): Set up the object_size_table, objects_per_page_table,
5135 and adjust size_lookup.
5136 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
5137 (ggc_pop_context): Use NUM_ORDERS.
5138 (clear_marks): Likewise.
5139 (sweep_pages): Likewise.
5140 (poison_pages): Likewise.
5141 (ggc_print_statistics): Use OBJECT_SIZE.
5143 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5145 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
5146 Only call array_size_for_constructor if last field and array type
5147 with no upper bound.
5149 2001-01-04 Philip Blundell <philb@gnu.org>
5151 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
5152 from bit 31 downwards, if this requires no more insns.
5153 (count_insns_for_constant): New helper function for above.
5155 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
5157 * gencodes.c (output_predicate_decls): Remove empty initializer.
5159 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5161 * tree.c (copy_node): Remove documentation about obstacks.
5162 (buidl1): Check that nobody tries to build 2-argument nodes this
5165 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5167 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
5170 * gencodes.c (output_predicate_decls): Fill empty initializer
5173 2001-01-04 Jakub Jelinek <jakub@redhat.com>
5175 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
5176 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
5178 (do_include): Handle missing headers like cpp0.
5179 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
5180 paths with first include pathname. Don't strcat to uninitialized
5183 2001-01-04 Bernd Schmidt <bernds@redhat.com>
5185 * regrename.c (regrename_optimize): Don't rename from frame pointer
5186 if frame_pointer_needed.
5187 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
5188 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
5189 (ia64_reorg): Use it instead of scheduling if ! optimize.
5190 (errata_emit_nops): Properly call asm_noperands.
5191 (ia64_sched_reorder): Finish cycle if we see an asm.
5192 (ia64_variable_issue): Clear scheduling state after asms.
5194 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
5196 * cpp.texi: Update for -MT.
5197 * cppinit.c (initialize_dependency_output): Add a default
5198 target if none has been given already.
5199 (no_tgt, OPT_MT): New.
5200 (cpp_handle_option): Handle -MT. Update -M etc.
5201 * cpplib.h (struct cpp_options): Remove deps_target.
5202 * gcc.c (cpp_options): Handle -MT.
5203 * mkdeps.c (struct deps): Move from mkdeps.h.
5204 (deps_calc_target): Rename deps_add_default_target. Add a
5205 default target if none has been specified already.
5206 * mkdeps.h (struct deps): Move to mkdeps.c.
5207 (deps_calc_target): Rename deps_add_default_target.
5209 2000-01-03 Richard Henderson <rth@redhat.com>
5211 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
5213 * c-typeck.c (push_init_level): Move checks for flexible array
5214 members and zero length arrays ...
5215 (pop_init_level): ... here. Silently discard empty initializations.
5217 * varasm.c (output_constructor): Update for sizeof change to
5220 * extend.texi (Zero Length): Clarify semantics.
5222 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5224 * configure.in (tm.h): Include isns-codes.h last.
5225 * configure: Rebuilt.
5227 2001-01-03 Richard Henderson <rth@redhat.com>
5229 * config/alpha/alpha.md (addvsi3, addvdi3): New.
5230 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
5232 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5234 * tradcpp.c (main): Make sure finclude() is called with a valid
5235 indepth value while handling -include.
5237 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5239 * gencodes.c (output_predicate_decls): New function.
5241 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
5242 even if it is not the first time machmode.h is #included.
5243 * config/sh/sh.c (fpul_operand): Declare MODE argument.
5244 * tm.texi (PREDICATE_CODES): Document predicate declarations.
5245 * gcc.texi (Copyright): Added 2001.
5247 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5249 * c-common.c (c_common_lang_init): New function. Warn if format
5250 warning options which only have effects when used with -Wformat
5251 are used without -Wformat.
5252 * c-common.h (c_common_lang_init): Declare.
5253 * c-lang.c (lang_init): Call c_common_lang_init.
5254 * objc/objc-act.c (lang_init): Call c_common_lang_init.
5256 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5258 * configure.in: Check for the mktemp command.
5259 * configure: Regenerate.
5260 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
5261 $TEMP. Create temporary files with mktemp, if available at
5262 configure time; otherwise use set -C. Remove temporary files
5265 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5267 * configure.in: Require at least texinfo 4.0. Check for whether
5268 Pod::Man is sufficiently recent to regenerate GCC manpages.
5269 * configure: Regenerate.
5270 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
5272 (GENERATED_MANPAGES): Define.
5273 (generated-manpages): New target. Depend on cpp.1 as well as
5275 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
5276 configure to generated-manpages or empty) rather than on the
5277 manpages directly. Remove execute permission from installed
5278 gcov.1 as well as cpp.1.
5279 * cpp.1, gcov.1: Regenerate.
5281 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5283 * builtins.c (expand_builtin_strncmp): Use host_integerp and
5284 tree_low_cst. Allow using cmpstrsi in more cases.
5286 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5288 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
5291 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
5293 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
5294 * Makefile.in (HOST_CFLAGS): Mention build-make.
5296 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5298 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
5301 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5303 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
5306 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
5309 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
5310 reg_base_value and reg_known_value arrays.
5311 (init_alias_analysis): Add more cases to detect known values.
5312 * sched-deps.c (deps_may_trap_p): New function.
5313 (sched_analyze_2): Use it.
5315 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5317 * combine.c (simplify_shift_const): Even if we're sign-extracting,
5318 don't discard an ASHIFTRT if we're shifting in a wider mode.
5320 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5322 * toplev.c (rest_of_compilation): Don't print basic block information
5323 when CFG isn't up to date.
5325 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
5327 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
5328 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
5329 (UNALIGNED_SHORT_ASM_OP): Define.
5330 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
5332 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5334 * fold-const.c (fold_convert): Fix typo.
5336 2001-01-02 Richard Henderson <rth@redhat.com>
5338 * c-common.h (ASM_INPUT_P): New.
5339 * c-parse.in (asm): Set it when needed.
5340 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
5341 existance of an operand.
5343 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
5345 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
5346 (dwarf2out_frame_debug_expr): Likewise.
5347 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
5349 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
5351 * i386.c (ix86_split_to_parts): Return number of part required;
5353 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
5355 (ix86_split_long_move): Use number of part returned
5356 by ix86_split_to_parts
5357 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
5359 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
5360 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
5361 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
5362 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
5363 (ALIGN_MODE_128): Add TFmode.
5364 (IS_STACK_MODE): Likewise.
5365 (HARD_REGNO_NREGS): TFmode needs 3 registers.
5366 (HARD_REGNO_OK): Support TFmodes.
5367 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
5368 * i386.md (scheduler definitions): Use memory operand to determine
5369 fst/fld instructions; use mode attribute to determine real mode of
5371 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
5372 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
5374 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5376 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
5378 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5380 * expr.c (store_constructor_field): Update ALIGN before calling
5383 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5385 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
5388 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5390 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
5393 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5395 * c-decl.c (start_function): Don't warn on third parameter to main.
5397 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5399 * tsystem.h: Define HAVE_DECL_GETOPT.
5401 2001-01-02 Philip Blundell <pb@futuretv.com>
5403 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
5406 2001-01-02 Richard Henderson <rth@redhat.com>
5408 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
5410 2001-01-02 Andreas Jaeger <aj@suse.de>
5412 * c-decl.c (c_decode_option): Remove support of
5415 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
5416 (W_options): Add -Wmissing-noreturn here.
5418 * flow.c: Define lang_missing_noreturn_ok_p.
5419 (check_function_return_warnings): Use it.
5421 * c-common.h: Declare lang_missing_noreturn_ok_p.
5423 * c-lang.c (c_missing_noreturn_ok_p): New function.
5424 (lang_init): Set lang_missing_noreturn_ok_p.
5426 * invoke.texi (Warning Options): Document this.
5428 2000-12-27 Phil Edwards <pme@sources.redhat.com>
5430 * extend.texi (C++ Extensions): New node for C++ attributes;
5431 describe init_priority and com_interface.
5432 * invoke.texi: Remove -finit-priority as it now has zero effect.
5433 * install.texi: Fix xref syntax.
5434 * md.texi: Likewise.
5436 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5438 * config.gcc (sparc64-wrs-vxworks*): New case.
5439 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
5441 * config/sparc/sparc.c (sparc_override_options): Do support different
5442 pointer and architecture size.
5443 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
5444 (POINTERS_EXTEND_UNSIGNED): Define.
5445 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
5446 (FUNCTION_MODE): Define to be Pmode.
5447 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
5449 * function.c (expand_function_end): Properly handle DECL_RESULT
5450 and copy when ptr_mode != Pmode.
5451 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
5453 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5455 * c-common.c (c_common_nodes_and_builtins): Set prototype
5456 parameters for __builtin_fputs, __builtin_fputc and
5457 __builtin_fwrite. Don't declare plain fputc as a builtin.
5459 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
5461 * loop.c (add_label_notes): Increment the label usage count when
5462 a note is added to an insn which refers to a CODE_LABEL.
5463 * gcse.c (add_label_notes): Likewise.
5465 2001-01-01 Andreas Jaeger <aj@suse.de>
5467 * loop.c (scan_loop): Use xmalloc to allocate movables.
5469 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
5471 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
5472 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
5473 * reload1.c (REGISTER_MOVE_COST): Likewise.
5474 * regclass.c (REGISTER_MOVE_COST): Likewise.
5475 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
5476 dimension. Adjust all users.
5477 (init_reg_sets_1): Iterate on all modes.
5478 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
5479 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
5480 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
5481 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
5482 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
5483 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
5484 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
5485 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
5486 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
5487 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
5488 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
5489 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
5490 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
5491 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
5492 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
5493 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
5494 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
5495 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
5496 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
5497 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
5498 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
5499 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
5500 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
5501 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
5502 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
5503 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
5504 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
5506 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5508 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
5509 arg VARIES_P. Call it with extra arg.
5510 (true_dependence): Likewise.
5511 * rtl.h (rtx_addr_can_trap_p): Declare.
5512 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
5514 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
5515 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
5516 pic offset table register if it's zero. All callers changed.
5517 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
5519 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5521 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
5522 STRING_POOL_ADDRESS_P.
5524 * config/sparc/sparc.c (input_operand): Properly test for short op.
5526 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
5527 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
5528 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
5529 * config/sparc/elf.h: No longer include sol2.h.
5530 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
5531 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
5533 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
5535 2001-01-01 Michael Hayes <mhayes@redhat.com>
5537 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
5538 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
5539 (record_initial): Likewise.
5540 * unroll.c (copy_loop_body, loop_iterations): Likewise.
5541 (remap_split_bivs): Likewise.
5543 2001-01-01 Michael Hayes <mhayes@redhat.com>
5545 * loop.c (loop_ivs_free): New function.
5546 (strength_reduce): Break out from...
5548 2001-01-01 Michael Hayes <mhayes@redhat.com>
5550 * loop.h (struct iv): New.
5551 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
5552 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
5553 'reg_biv_class' fields with 'regs' and 'n_regs'.
5554 (struct ivs): Rename 'loop_iv_list' field to 'list'.
5555 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
5556 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
5558 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
5560 * resource.c (mark_referenced_resources): Abort() before
5561 attempting to mark a pseudo register.
5562 (mark_set_resources): Likewise.
5564 2001-01-01 Michael Hayes <mhayes@redhat.com>
5566 * loop.h (REG_IV_CLASS): New accessor macro.
5567 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
5568 * unroll.c (REG_IV_CLASS): Likewise.
5570 See ChangeLog.4 for earlier changes.