1 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
3 * config/m68k/m68k.c (const_uint32_operand): Accept any
4 const_int on a 32-bit host.
6 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8 * objc/objc-act.c (init_objc): Set save_lang_status,
9 restore_lang_status, and mark_lang_status.
11 2001-03-06 Krister Walfridsson <cato@df.lth.se>
13 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
15 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
17 * cppinternals.texi: Update.
19 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
22 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
23 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
24 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
25 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
26 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
27 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
28 config/i386/xm-i386.h, config/i860/xm-i860.h,
29 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
30 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
31 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
32 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
33 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
34 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
35 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
36 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
37 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
38 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
39 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
40 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
41 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
42 match the defaults provided in hwint.h.
44 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
45 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
47 * config.gcc (xm_file): Don't set to files which are deleted.
49 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
50 guard this file against these macros being undefined.
52 2001-03-06 Zack Weinberg <zackw@stanford.edu>
54 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
55 and DECL_DEFER_OUTPUT on the decl we create, before calling
56 rest_of_decl_compilation.
58 2001-03-06 Zack Weinberg <zackw@stanford.edu>
60 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
62 * configure, config.in: Regenerate.
63 * config.gcc: Remove references to deleted files.
65 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
66 genrecog.c, rtl.c: Do not use alloca anywhere.
68 * Makefile.in, build-make, system.h, config/x-interix,
69 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
70 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
71 config/arc/xm-arc.h, config/arm/xm-arm.h,
72 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
73 config/h8300/xm-h8300.h, config/i370/x-oe,
74 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
75 config/i386/x-ncr3000, config/i386/x-sco5,
76 config/i386/xm-dgux.h, config/i860/x-sysv4,
77 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
78 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
79 config/m68k/x-hp320g, config/m69k/x-mot3300,
80 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
81 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
82 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
83 config/m88k/x-sysv4, config/m88k/x-tekXD88,
84 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
85 config/mips/x-iris, config/mips/x-iris3,
86 config/mips/x-sni-svr4, config/mips/x-sysv,
87 config/mips/xm-iris6.h, config/mips/xm-mips.h,
88 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
89 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
90 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
91 config/pa/xm-papro.h, config/romp/xm-romp.h,
92 config/rs6000/x-aix31, config/rs6000/x-aix41,
93 config/rs6000/x-beos, config/rs6000/x-lynx,
94 config/rs6000/x-mach, config/rs6000/x-rs6000,
95 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
96 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
97 config/sparc/x-sysv4, config/sparc/xm-linux.h,
98 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
99 config/vax/xm-vms.h: Eradicate all references to alloca and
102 * config/xm-alloca.h, config/clipper/x-clix,
103 config/i386/xm-sysv4.h, config/i860/x-fx2800,
104 config/i860/x-sysv3, config/m88k/x-sysv3,
105 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
106 (contained only alloca related hacks).
108 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
111 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
113 * invoke.texi: Document __FAST_MATH__.
115 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
117 * crtstuff.c: Restore include of auto-host.h.
119 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
121 Put main() in a separate file, so that the language
122 front-end can use a different main().
125 * toplev.c: (main): Rename as toplev_main.
126 * toplev.h: Declare toplev_main.
127 * Makefile.in (OBJS): add toplev.o.
128 (BACKEND): remove toplev.o, add main.o.
130 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
132 * cppfiles.c (search_from): Special case the empty string.
134 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
136 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
137 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
138 strlen or strcpy; we already know the length.
139 (_cpp_compare_file_date): Similarly.
140 * cpphash.h (struct cpp_reader): Delete done_initialising.
141 (CPP_PREV_BUFFER): Delete.
142 * cppinit.c (cpp_start_read): Don't set done_initialising.
143 * cpplex.c (parse_string): Guarantee null-termination.
144 (_cpp_equiv_toklists): Remove.
145 * cpplib.c (glue_header_name): Null-terminate.
146 (do_line): Don't leak memory.
147 * cpplib.h (BT_WEAK): Delete.
148 * cppmain.c (cb_ident): Strings are now null-terminated.
150 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
152 * gcc.c (convert_filename): Append executable suffix
153 if NO_AUTO_EXE_SUFFIX is not defined.
154 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
155 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
157 2001-03-03 David O'Brien <obrien@FreeBSD.org>
159 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
160 * c-parse.gperf, c-gperf.h: Delete.
161 (c-gperf.h was accidently re-added to the CVS repo in the rev
162 1.16 commit by tromey)
164 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
166 * cpplex.c (_cpp_lex_token): Don't warn about directives in
167 macro arguments when looking for the '('.
168 * cppmacro.c (funlike_invocation_p): Set parsing_args to
169 2 when really parsing arguments; 1 when looking for '('.
170 Always restore the lexer position.
172 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
174 * longlong.h (umul_ppmm): Don't use a multiline string.
176 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
178 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
179 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
180 t_bool in declaration because pcc can't combine volatile with typedef
183 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
185 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
186 until when it is really needed.
187 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
188 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
189 * i386.md (float?i?f splitter): Don't force source operand to memory
191 (sse_movdfcc): Fix constraint.
192 (sse_movdfcc splitter): Handle properly the second alternative.
194 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
196 * cpplex.c (parse_string): Unconditionally pedwarn.
198 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
201 * cppexp.c (parse_number): Update.
202 * cpplex.c (parse_string): Pedwarn if multiline string does not
203 result from a system header's macro.
204 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
205 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
206 for function-like macros too.
207 * c-lex.c (lex_number): Update.
209 2001-03-03 Richard Henderson <rth@redhat.com>
211 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
213 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
215 * combine.c (try_combine): If split with mode-changed scratch
216 register didn't work, try the original mode.
218 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
220 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
221 * config/c4x/c4x.h: Likewise.
222 * stor-layout.c (compute_record_mode): Likewise.
223 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
225 2001-03-02 Zack Weinberg <zackw@stanford.edu>
227 * configure.in: Kill tm.h. Include the files in the $tm_file
228 list in all three of config.h, hconfig.h, tconfig.h, after the
229 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
230 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
231 * configure: Regenerate.
232 * Makefile.in (clean): Don't delete tm.h.
234 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
235 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
236 those are not defined, set SEC and FEC to 0 and 1.
237 * gcc.texi: Update to match.
239 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
240 * config/fp-bit.c, config/m68k/aux-crt2.asm,
241 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
242 Include tconfig.h, not tm.h.
244 * config/xm-lynx.h, config/xm-std32.h,
245 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
246 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
247 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
248 config/clipper/xm-clix.h, config/convex/xm-convex.h,
249 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
250 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
251 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
252 config/i386/xm-i386.h, config/i860/xm-i860.h,
253 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
254 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
255 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
256 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
257 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
258 config/pa/xm-linux.h, config/pa/xm-pa.h,
259 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
260 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
261 config/pj/xm-pj.h, config/romp/xm-romp.h,
262 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
263 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
264 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
265 config/v850/xm-v850.h, config/vax/xm-vax.h,
266 config/we32k/xm-we32k.h:
268 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
270 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
271 config/i370/xm-oe.h: Don't include tm.h. Don't define
273 * config/vax/xm-vms.h: Don't include tm.h.
275 * config/xm-lynx.h, config/avr/xm-avr.h,
276 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
277 Delete; made empty by above changes.
278 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
279 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
280 Don't include config/xm-lynx.h or tm.h.
282 * config/xm-gnu.h: Don't include fcntl.h.
283 * config/sparc/xm-lynx.h: Don't include sys/types.h and
285 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
287 2001-03-02 Richard Henderson <rth@redhat.com>
289 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
290 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
292 2001-03-02 Richard Henderson <rth@redhat.com>
294 * Makefile.in (OBJS): Add dwarf2asm.o.
295 * dwarf2asm.c, dwarf2asm.h: New files.
296 * dwarf2out.c (*): Use them.
297 (size_of_uleb128, size_of_sleb128): Remove.
298 (output_uleb128, output_sleb128): Remove.
299 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
300 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
301 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
302 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
303 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
304 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
305 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
306 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
307 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
308 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
309 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
310 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
311 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
312 (dwarf2out_frame_debug): Remove unused variables.
313 (output_loc_operands): Don't abort on 8 byte constants if
314 host integers are wide enough.
315 (output_symbolic_ref): Remove.
316 (size_of_die): Don't assume 4 byte host integers.
317 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
319 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
320 something stupid with HOST_WIDE_INT to long truncation.
321 [CONST_DOUBLE]: Likewise.
323 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
324 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
325 * config/arm/unknown-elf.h: Likewise.
326 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
327 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
328 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
329 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
330 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
331 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
332 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
333 (ASM_OUTPUT_DWARF_OFFSET): Remove.
334 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
335 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
336 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
337 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
339 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
341 * cselib.c (hash_rtx): Cast enums to unsigned int.
343 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
345 * print-rtl.c (print_rtx): Cast enums to int for comparison.
346 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
348 * c-format.c (C_STD_VER): Cast to int for comparisons.
349 (check_function_format): Cast various enums to int for &.
350 (maybe_read_dollar_number): Likewise.
351 (check_format_info): Likewise.
352 (check_format_info_main): Likewise.
353 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
354 (safe_from_p): Likewise.
355 * varasm.c (const_hash): Cast enum to int for %.
356 * emit-rtl.c (init_emit_once): Use int loop variable to work around
357 pcc enum problems with < and ++ operators.
358 * regclass.c (init_reg_sets_1): Cast enums for comparison.
359 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
360 (regclass_init): Change enum class to int to iterate over reg_classes.
361 * genrecog.c (merge_trees): Cast enums for comparison.
362 * rtl.h (GET_CODE): Cast to enum rtx_code.
363 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
364 (GET_MODE): Cast to enum machine_mode.
365 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
366 (GET_NOTE_INSN_NAME): Cast enum to int.
367 * tree.h (TREE_CODE): Cast to enum tree_code.
368 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
369 * timevar.c (timevar_print): Change loop variable id from enum to
371 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
372 * config/i386/i386.md: Use PUT_MODE for mode assignment.
373 * toplev.c (compile_file): Cast enum DFI to int.
374 (decode_d_option): Likewise.
376 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
378 * cppinit.c (append_include_chain): Mark "after" include file name list
379 as a system directory.
380 * cpp.texi: Document new behavior.
382 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
384 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
386 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
388 * cppfiles.c (struct include_file): Update.
389 (stack_include_file): Use search_from.
390 (cpp_included, find_include_file): Update.
391 (cpp_execute_include): Update. ptr->name may not be
392 null terminated. Use the new search_from member variable
394 (_cpp_compare_file_date): Similarly.
395 (search_from): New function, similiar to actual_directory.
396 (actual_directory): Delete.
397 (remap_filename): Update. loc->name may not be null terminated.
398 (struct file_name_list): Rename search_path. Update.
399 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
401 (struct cpp_reader): Remove actual_dirs.
402 * cppinit.c (struct cpp_pending): Update for renamed objects.
403 (append_include_chain, remove_dup_dir, remove_dup_dirs,
404 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
405 * cpplib.h (struct cpp_options): Similarly.
407 2001-03-01 Zack Weinberg <zackw@stanford.edu>
409 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
410 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
411 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
412 config/clipper/xm-clix.h, config/convex/xm-convex.h,
413 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
414 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
415 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
416 config/i370/xm-linux.h, config/i370/xm-mvs.h,
417 config/i370/xm-oe.h, config/i386/xm-aix.h,
418 config/i386/xm-i386.h, config/i386/xm-osf.h,
419 config/i860/xm-i860.h, config/i960/xm-i960.h,
420 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
421 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
422 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
423 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
424 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
425 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
426 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
427 config/pj/xm-pj.h, config/romp/xm-romp.h,
428 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
429 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
430 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
431 config/v850/xm-v850.h, config/vax/xm-vax.h,
432 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
433 Do not define TRUE or FALSE.
435 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
436 empty by above change.
437 * config.gcc: Remove references to these files.
439 * configure.in: Detect stdbool.h.
440 * configure, config.in: Regenerate.
441 * system.h: Include stddef.h here if available.
442 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
443 Then set up a sensible boolean type at the very end.
445 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
446 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
448 * hash.h: Delete 'boolean' typedef and related #undefs.
450 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
451 all uses of 'boolean' with 'bool'.
453 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
455 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
456 * cppexp.c (lex): Cast enums for comparison.
457 * cppinit.c (parse_option): Cast enum for comparison.
458 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
459 (cpp_output_token): Likewise.
460 (cpp_can_paste): Cast enums for comparsion and plus/minus.
461 (cpp_avoid_paste): Cast enums for minus and comparison.
463 2001-03-01 Zack Weinberg <zackw@stanford.edu>
465 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
466 field to all array elements.
468 2001-03-01 Zack Weinberg <zackw@stanford.edu>
470 * cpphash.h (struct cpp_reader): Add print_version field.
471 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
472 just set print_version and other flags as appropriate.
473 (cpp_post_options): Print version here if print_version is set.
475 * toplev.c (exit_after_options): New flag.
476 (independent_decode_option): Don't exit here; just set
478 (main): Exit after calling lang_hooks.post_options if
479 exit_after_options is true.
481 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
482 (merge_include_chains): Adjust comment to match code.
484 2001-03-01 Zack Weinberg <zackw@stanford.edu>
486 * stringpool.c (set_identifier): New function.
487 * tree.h: Prototype it.
489 * c-parse.in: Kill D_YES. If compiled for objc, call
490 save_and_forget_protocol_qualifiers from init_reswords.
491 * objc/objc-act.c (remember_protocol_qualifiers,
492 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
493 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
495 (save_and_forget_protocol_qualifiers): New function.
496 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
498 2001-03-01 Diego Novillo <dnovillo@redhat.com>
500 * c-semantics.c (prune_unused_decls): Return error_mark_node
501 instead of (tree) 1 to stop traversing the tree chain.
503 2001-03-01 Bernd Schmidt <bernds@redhat.com>
505 Fix a problem introduced by Kenner's Feb 18 change.
506 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
507 flag_cse_skip_blocks only temporarily, not for ever.
509 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
511 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
512 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
514 * pa.c (emit_move_sequence): Verify operand0 is a hard register
515 before determining its register class.
517 2001-03-01 Bernd Schmidt <bernds@redhat.com>
519 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
520 from reg 4 if current_function_calls_setjmp.
521 (gen_nop_type): New function.
522 (ia64_emit_nops): New function.
523 (ia64_reorg): Call it.
524 (ia64_sched_reorder): Move code that rotates bundles up a bit.
526 * reload1.c (eliminate_regs_in_insn): Restrict the special case
527 code not to try to optimize adds with anything but a REG destination.
529 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
530 (INSN_PRIORITY_KNOWN): New accessor macro.
531 * haifa-sched.c (priority): Use it instead of testing priority against
534 2001-02-28 DJ Delorie <dj@redhat.com>
536 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
537 since that doesn't work the way gcc wants on a generic m68k.
539 2001-02-28 Richard Henderson <rth@redhat.com>
541 * caller-save.c (save_call_clobbered_regs): Fix typo in
542 comparison last change.
544 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
546 * i386.c (pentium4_cost): New.
547 (m_PENT4): New macro.
548 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
549 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
550 x86_integer_DFmode_moves, x86_partial_reg_dependency,
551 x86_memory_mismatch_stall): Add Pentium4
552 (x86_use_q_reg, x86_use_any_reg): Kill.
553 (override_options): Add pentium4.
554 (incdec_operand): Return 0 for pentium4.
555 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
556 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
557 (TARGET_PENTIUM4): Define.
558 (enum processor_type): Add PROCESSOR_PENTIUM4.
559 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
560 * i386.md (attribute "cpu"): Add pentium4.
561 * invoke.texi (march): Add pentium4.
563 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
565 * i386.md (sse_mov?fcc*): New patterns and splitters.
566 * i386.c (ix86_expand_movcc): Work post-reload; recognize
567 the SSE based conditional moves.
569 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
571 * i386.md (attribute mode): Add "TI".
572 (movsf_1): Add pxor support; remove constant propagation splitter.
573 (movdf_integer): Likewise.
574 (movdf_nointeger): Likewise.
575 (movxf constant prop splitter): Handle all modes; update for SSE.
576 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
577 * i386.c (standard_80387_constant_p): Rewrite.
578 (standard_sse_constant_p): New.
579 * i386-protos.h (standard_sse_constant_p): New.
581 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
583 * i386.md (sse_setccsf, sse_setccdf): New.
584 (sse_cmp* patterns): Use '%D' instead of outputtting condition
586 * i386.c (sse_comparison_operator): Accept the supported unordered
587 comparses; be ready for fast_math.
588 (print_operand): Support 'D'.
590 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
592 * jump.c (reversed_comparison_code): Kill.
594 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
596 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
599 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
601 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
602 add missing '%' in constraints.
604 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
606 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
607 for HOST_BITS_PER_WIDE_INT == 32 too.
609 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
611 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
613 (insert_save, insert_restore): New parameter save_mode.
614 (init_caller_save): Update initialization of reg_save_code
615 and reg_restore_code.
616 (save_call_clobbered_regs): Compute save_modes and update calls to
617 reg_save_code and reg_restore_code.
618 (insert_restore): Unsignetize numbers; use save_modes to choose mode
619 of spill; update use of reg_restore_code.
620 (insert_save): Likewise.
621 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
622 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
623 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
625 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
627 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
628 noce_try_store_flag_inc, noce_try_store_flag_mask,
629 noce_try_cmove_arith):
630 Use reversed_comparison_code instead of reverse_comparison and
631 can_reverse_comparison_p.
633 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
635 * jump.c (reversed_comparison_code_parts): Allow reversal of
636 unordered compares in -ffast-math mode; reverse ordered compares
637 for FP even w/o -ffast-math.
639 2001-02-27 Richard Henderson <rth@redhat.com>
641 * print-rtl.c (print_rtx) [i]: Don't print field five on
642 NOTEs other than NOTE_INSN_DELETED_LABEL.
644 2001-02-27 Zack Weinberg <zackw@stanford.edu>
646 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
647 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
649 2001-02-27 Diego Novillo <dnovillo@redhat.com>
651 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
652 even if walk_subtrees is 0.
653 * c-semantics.c (prune_unused_decls): Return a non-null value to
654 stop traversing the tree chain.
656 2001-02-27 DJ Delorie <dj@redhat.com>
658 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
659 register, *then* define it as the new CFA.
661 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
663 * pa.c (override_options): Promote -fpic to -fPIC.
664 (legitimize_pic_address): Simplify due to removal of
665 small PIC as a code generation option.
666 (secondary_reload_class): Similarly.
667 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
668 (PRINT_OPERAND_ADDRESS): Similarly.
669 * pa.md (various patterns): Similarly.
670 (small pic lo_sum pattern): Remove.
672 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
675 * md.texi (min, max): Document
677 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
679 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
680 TARGET_PARTIAL_REG_DEPENDENCY.
681 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
683 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
685 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
687 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
689 * mips.c (mips_make_temp_file): Fix thinko in last change.
691 2001-02-26 Jason Eckhardt <jle@redhat.com>
693 * combine.c (known_cond): Do not reverse the condition when
694 SMAX/UMAX is being considered and the condition is for equality
697 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
699 2001-02-26 Philip Blundell <philb@gnu.org>
701 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
703 * config/arm/linux-elf.h: Remove historical relics related to
704 above configurations.
705 * config/arm/linux-oldld.h: Delete.
706 * config/arm/linux-elf26.h: Delete.
708 2001-02-26 Jason Merrill <jason@redhat.com>
710 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
712 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
713 recognize a tentative definition. Lose obsolete code.
715 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
716 variables unless necessary, either.
718 2001-02-25 Richard Henderson <rth@redhat.com>
720 * ifcvt.c (struct noce_if_info): Add test_bb.
721 (noce_get_alt_condition): New.
722 (noce_try_minmax, noce_try_abs): New.
723 (noce_operand_ok): New.
724 (noce_process_if_block): Use them.
725 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
727 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
729 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
732 2001-02-25 Zack Weinberg <zackw@stanford.edu>
734 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
735 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
737 (mips_asm_file_end): Free temp_filename here.
739 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
741 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
742 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
744 * config/i386/i386.md (movstrsi): Handle FAIL case.
746 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
748 * cppinit.c (builtin_array): Update.
749 (init_builtins): Flag builtins to warn if redefined or
750 undefined. Define __GXX_WEAK as a normal macro.
751 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
752 * cpplib.h (NODE_WARN): New flag.
753 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
754 Handle __STDC__ as a builtin only on Solaris.
755 (warn_of_redefinition): Renamed from check_macro_definition.
756 Reverse sense of test. Always warn if NODE_WARN.
757 (_cpp_create_definition): Use warn_of_redefinition. Flag
758 any macro beginning with "__STDC_" to require a mandatory
759 warning if redefined or undefined.
761 2001-02-24 Zack Weinberg <zackw@stanford.edu>
763 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
764 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
765 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
766 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
767 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
768 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
770 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
771 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
772 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
773 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
774 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
776 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
777 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
780 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
781 Delete now-empty file.
783 * alpha/vms.h: Define NEED_ATEXIT here...
784 * alpha/xm-vms.h: ...not here.
786 * i386/cygwin.h: Don't define PARAMS.
787 * mips/mips.c: Don't prototype mktemp. Don't define
788 P_tmpdir. Use make_temp_file to create temporary files.
789 Don't be clever and delete temporary files early.
790 * config.gcc: Drop references to deleted files. Don't define
792 * gcc.texi: Don't mention USE_PROTOTYPES.
794 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
796 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
797 (ix86_set_move_mem_attrs_1): Likewise.
798 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
799 * config/i386/i386.md (movstrsi): Call it.
801 2001-02-24 Zack Weinberg <zackw@stanford.edu>
803 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
804 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
805 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
806 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
808 (i750a-*-*): Error here if hosting on i750a.
809 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
811 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
812 Remove (empty modulo comments).
814 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
815 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
816 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
817 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
818 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
819 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
821 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
822 Remove reference to winnt.h in comment.
823 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
825 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
827 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
828 used to set another biv.
830 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
832 * tree.h (BLOCK_DEAD): New macro.
833 (struct tree_block): New flag, dead_flag.
834 * print-tree.c (print_node, case 'b'): Print missing fields.
835 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
836 * function.c (identify_blocks): Enable test for misplaced notes.
837 (all_blocks): Skip BLOCK_DEAD blocks.
838 * integrate.c (integrate_decl_tree): Likewise.
840 * errors.c (internal_error, trim_filename): New functions.
841 (fancy_abort): Call internal_error.
842 * errors.h (internal_error, trim_filename): New declarations.
844 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
846 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
848 (EXTRA_CONSTRAINT): Formatting changes.
850 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
852 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
854 2001-02-23 Per Bothner <per@bothner.com>
856 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
857 so they can be called from java/jvspec.c.
858 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
860 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
862 * i386.c (ix86_frame): New structure.
863 (ix86_compute_frame_size): Kill.
864 (ix86_compute_frame_layout): New.
865 (ix86_save_reg): New.
866 (ix86_can_use_return_insn_p): Use frame layout stuff.
867 (ix86_expand_prologue): Likewise.
868 (ix86_expand_epilogue): Likewise.
869 (ix86_initial_elimination_offset): Likewise.
870 (ix86_nsaved_regs): Use ix86_save_reg.
871 (ix86_emit_save_regs): Likewise.
873 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
875 * flow.c (find_sub_basic_blocks): New function.
876 (split_block): Be ready for basic block introduced by CODE_LABEL.
877 (commit_one_edge_insertion): Call find_sub_basic_block.
879 * flow.c (make_edges): Add edge from entry for blocks starting with
880 label having ALTERNATE_NAME
882 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
884 * function.c (epilogue_done): Be ready for first basic block not
885 containing PROLOGUE_END note.
886 (reposition_prologue_and_epilogue_notes): Avoid placing
887 PROLOGUE_END note between BASIC_BLOCK.
889 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
891 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
893 2001-02-21 DJ Delorie <dj@redhat.com>
895 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
896 check for current_function_has_nonlocal_goto from 1999-11-12.
898 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
900 * diagnostic.c (trim_filename): No longer static.
901 * toplev.h (trim_filename): Declare.
902 * rtl.c (rtl_check_failed_bounds): Call internal_error.
903 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
904 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
905 (rtvec_check_failed_bounds): Likewise.
906 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
908 * convert.c (convert_to_integer): Don't do unsigned unless result or
909 both inputs are unsigned.
911 * fold-const.c (fold_convert): Don't call size_int_type_wide if
914 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
916 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
918 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
920 * Makefile.in (resource.o): Add params.h dependence.
921 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
922 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
923 * resource.c: Add dependence on params.h.
924 (current_live_regs): Fix explanatory comment.
925 (find_basic_block): Add new parameter to permit limiting search
927 (mark_target_live_regs): Add new argument to find_basic_block call.
928 (incr_ticks_for_insn): Likewise.
930 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
932 * diagnostic.c (output_to_stream): Rename to
933 output_buffer_to_stream. Loses the stream parameter.
934 (init_output_buffer): Set diagnosic_buffer's stream.
935 (flush_diagnostic_buffer): Adjust.
936 (default_print_error_function): Likewise.
937 (finish_diagnostic): Likewise.
938 (verbatim): Likewise.
940 * diagnostic.h (struct output_buffer): Add `stream' field.
941 (output_buffer_attached_stream): New macro.
943 2001-02-23 Jakub Jelinek <jakub@redhat.com>
945 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
946 check if either operand is divisible by C.
947 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
948 If type is signed, consider negative numbers as well.
950 2001-02-22 Richard Henderson <rth@redhat.com>
952 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
953 reach .text instead of gp-relative relocs.
954 * config/ia64/crtend.asm (.init): Likewise.
956 2001-02-22 Andreas Jaeger <aj@suse.de>
958 * extend.texi (C++ Attributes): Fix typo.
960 2001-02-21 David Mosberger <davidm@hpl.hp.com>
962 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
963 functions, drop current_function_args_info.words test.
964 (ia64_compute_frame_size): Mark syscall_linkage functions as
965 using eight input registers.
967 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
968 Bruce Korb <bkorb@gnu.org>
970 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
971 * fixinc/README: Document how to convert sed substitutions
972 to format style c_fix-es.
973 * fixinc/fixincl.x: regen
975 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
977 * gcc.c: Add comment explaining how to add a command-line option.
978 Add title to specs language comment.
980 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
982 * gcc.c (cc1_options): Add "-param".
983 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
984 (option_map): Likewise.
985 * toplev.c (display_help): Add entry for "--param".
986 (independent_decode_option): Fix typographical error.
988 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
989 Bernd Schmidt <bernds@redhat.com>
990 Jan Hubicka <jh@suse.cz>
992 * i386.c (function_arg_advance): Pass SSE arguments in registers.
993 (function_arg): Likewise.
995 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
997 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
999 2001-02-21 Kazu Hirata <kazu@hxi.com>
1001 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
1005 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
1007 * flow.c (init_propagate_block_info): Canon address and use single_set
1008 for killing dead memory stores.
1010 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1012 * Makefile.in (reorg.o): Add params.h dependence.
1013 * params.def: Fix typographical error in comment.
1014 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1015 * params.h: Modify introductory comment.
1016 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1017 * reorg.c: Add dependence on params.h.
1018 (redundant_insn): Add parameterized throttle for search.
1019 (fill_simple_delay_slots): Add a comment explaining a variable.
1020 Move conditional out of loop, simplifying code.
1021 (fill_eager_delay_slots): Fix typographical error in comment.
1023 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
1025 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
1027 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
1028 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
1030 2001-02-21 Jason Merrill <jason@redhat.com>
1032 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
1033 (struct tree_decl): Add uninlinable bitfield.
1034 * c-decl.c (duplicate_decls): Set it.
1035 * integrate.c (function_cannot_inline_p): Check it.
1037 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
1038 DW_AT_MIPS_linkage_name to abstract methods.
1039 (dwarf2out_abstract_function): Emit class context before calling
1040 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
1041 (gen_subprogram_die): Remove obsolete code.
1042 (gen_member_die): Don't include clones in the member list.
1043 (gen_decl_die): Emit abstract info for clone origin.
1044 * dwarfout.c (output_type): Don't include clones in the member list.
1045 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
1046 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
1047 DECL_ABSTRACT on a function that already has it set.
1049 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
1050 (get_subprogram_die): Pass it in.
1052 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
1054 * flow.c (mark_set_1): Make not_dead unsigned long. For
1055 non-pseudos, use it as a bitmask of the hard regs that
1058 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
1060 * cppfiles.c: Update comments.
1061 (_cpp_read_file): Don't check for NULL filenames any more.
1062 * cppinit.c (cpp_start_read): Don't do canonicalization of
1063 in_fname and out_fname. Use the passed file name exclusively.
1064 (_cpp_handle_options): Don't treat "-" as a command line option,
1065 but as a normal filename.
1066 (_cpp_post_options): Canonicalize in_fname and out_fname.
1067 * cppmain.c (printer_init): Don't check out_fname for NULL.
1068 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
1069 (init_c_lex): Update, and use "" to represent stdin to CPP.
1072 2001-02-20 Will Cohen <wcohen@redhat.com>
1074 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
1075 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
1076 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
1079 2001-02-20 Stan Shebs <shebs@apple.com>
1081 * config/rs6000/rs6000.c (output_cbranch): Output branches
1082 on separate lines instead of using ';' to separate.
1084 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
1086 * cppinit.c (set_lang): Move builtin handling to...
1087 (init_builtins): ...here.
1088 (_cpp_create_reader): Move call to set_lang.
1090 2001-02-20 Mark Mitchell <mark@codesourcery.com>
1092 * stmt.c (expand_return): If an attempt is made to return the
1093 error_mar_node, treat the return like a return without a value.
1095 2001-02-19 Zack Weinberg <zackw@stanford.edu>
1097 * sibcall.c (skip_copy_to_return_value): Call
1098 identify_call_return_value here, and return orig_insn if it
1099 returns zero. Hardret and softret arguments now unnecessary.
1100 (call_ends_block_p): Don't call identify_call_return_value here.
1102 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
1104 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
1105 * ggc.h (ggc_mark_if_gcable): Delete prototype.
1107 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
1109 * pa.c (move_operand): Accept code to load the address of a
1110 symbol out of the DLT as a valid move operand.
1111 (print_operand, case 'A'): New to handle generating a DLT
1112 reference for a LO_SUM expression.
1113 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
1114 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
1116 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
1118 * README, cpp.texi, gcc.texi, version.c: Update version number to
1120 * cpp.1, gcov.1, gcc.1: Regenerate.
1122 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
1124 * cppfiles.c (stack_include_file): Generate dependencies
1125 here, and manage include_count here too.
1126 (PRINT_THIS_DEP): Delete.
1127 (_cpp_execute_include): Do not generate dependencies here,
1128 apart from the case of a missing header. Do not manage
1130 (_cpp_read_file): Leave dependency generation to
1133 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
1135 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
1136 target_cpu_default. Remove dead assignment to
1139 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
1141 * regclass.c (contains_reg_of_mode): Make global.
1142 (init_reg_sets): Remove contains_reg_of_mode; take into account
1143 CLASS_MAX_NREGS when looking for the proper mode.
1144 (dump_regclass): Dump only classes considered for the pseudo.
1145 (regclass): Use contains_reg_of_mode.
1147 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
1149 * gcc.c (do_spec_1): 'n' for printing notices.
1150 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
1152 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
1154 * reg-stack.c (next_flags_user): Use current_block->end
1155 (swap_rtx_condition): Look for next user if flags don't die;
1156 give up on CALL_INSNs; use current_block->end.
1158 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1160 * sibcall.c (call_ends_block_p): New function.
1161 (optimize_sibling_and_tail_recursive_call): Use it.
1163 2001-02-18 Kazu Hirata <kazu@hxi.com>
1165 * config/h8300/h8300.md: Update copyright.
1166 (andsi3): Do not output an extra newline character.
1168 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1170 * toplev.c (note_deferral_of_defined_inlined_function): Argument
1171 FNDECL may be unused.
1173 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
1174 follow jumps after first run.
1175 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
1176 it doesn't change any jumps.
1178 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
1180 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
1181 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
1182 (mostlyclean): Corresponding changes.
1183 * rtlanal.c (hard-reg-set.h): Include.
1184 (rtx_unstable_p): Do not treat the argument pointer specially
1185 if it is not a fixed register.
1186 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
1188 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1190 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
1191 against last real insn in basic block.
1192 Rework to avoid gotos.
1194 * Makefile.in (gcse.o): Now includes ggc.h.
1195 * gcse.c: Include ggc.h.
1196 (want_to_gcse_p): Verify expression can be in SET as valid insn.
1197 (try_replace_reg): Remove warning of uninitialize variable.
1198 (process_insert_insn): Call invalid_insn_p to validate insn.
1199 * recog.c (insn_invalid_p): Now global.
1200 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
1201 * recog.h (insn_invalid_p): New declaration.
1203 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
1205 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
1206 assignments from FP constants since 'Y' output code can't handle it.
1207 (eligible_for_sibcall_delay): Likewise.
1209 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
1210 Call fancy_abort directly, passing args.
1211 (print_rtl_and_abort): Now a macro, like fancy_abort.
1213 * final.c (output_operand_lossage): Use internal_error, not error.
1215 2001-02-18 Shane Nay <shane@agendacomputing.com>
1217 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
1218 structure shift insns.
1220 2001-02-18 Mark Mitchell <mark@codesourcery.com>
1222 * invoke.texi (-fsquangle): Remove documentation.
1223 (-fname-mangling-version): Likewise.
1225 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
1227 * optabs.c (expand_abs): Remove reference to
1228 HAVE_contitional_arithmetic.
1229 * combine.c (simplify_set): Likewise.
1231 2001-02-18 Richard Henderson <rth@redhat.com>
1233 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
1236 2001-02-18 Richard Henderson <rth@redhat.com>
1238 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
1240 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
1242 * reload1.c (reload_cse_simplify_set): Fix typo.
1244 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1246 * diagnostic.c (_fatal_insn): Decrement errorcount.
1248 * invoke.texi (-I): Add note avoiding use for system header files.
1250 * rtl.h (add_clobbers): Remove duplicate declaration.
1251 * recog.h (added_clobbers_hard_reg_p): New declaration.
1252 * genemit.c (struct clobber_pat): New field has_hard_reg.
1253 (gen_insn): Record if added clobbers clobber hard reg.
1254 (gen_split): Avoid unused warning if number of operands is 0.
1255 (output_added_clobbers_hard_reg_p): New function.
1258 2001-02-18 Alan Modra <alan@linuxcare.com.au>
1260 * pa.c (hppa_expand_prologue): Simplify code storing return
1261 pointer. For large (>=8k) frames with a post_store, adjust stack
1262 pointer by 8k-64 first rather than by 64. When testing with
1263 VAL_14_BITS_P, always use the actual value rather than the value
1264 negated. Add blockage to prevent scheduling of spills before
1265 stack frame has been created.
1266 (hppa_expand_epilogue): Simplify code loading return pointer.
1267 Allow a slightly larger range for merge_sp_adjust_with_load case.
1268 When testing with VAL_14_BITS_P, always use the actual value.
1270 * pa.c (pa_adjust_insn_length): Check that block move
1271 pattern is a set before looking at operands.
1273 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1275 * fold-const.c (fold_binary_op_with_conditional_arg): New
1276 function, split out from ...
1278 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
1279 conditional arms that throw exceptions.
1281 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
1284 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1286 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
1287 define HAVE_DECL_* to 1 to mask potential backup declarations.
1288 * configure: Regenerated.
1290 2001-02-17 Mark Mitchell <mark@codesourcery.com>
1292 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
1294 2001-02-17 Richard Henderson <rth@redhat.com>
1296 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
1297 when replacing a memory load with a register.
1299 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1300 Jan Hubicka <jh@suse.cz>
1302 * recog.c (validate_replace_src_1): New.
1303 (validate_replace_src_data): Likewise.
1304 (validate_replace_src): Use note_uses.
1305 * rtl.h (note_uses): Declare.
1306 * rtlanal.c (note_uses): New.
1308 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
1310 * reg-stack.c (stack_def): Make field reg unsigned.
1311 (remove_regno_note): Unsignetize parameter.
1313 2001-02-16 Jes Sorensen <jes@linuxcare.com>
1315 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
1316 shladd_operand() call.
1318 2001-02-16 Bruce Korb <bkorb@gnu.org>
1319 Rodney Brown <RodneyBrown@mynd.com>
1321 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
1322 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
1323 machine restrictions
1324 * fixinc/fixincl.x: regen
1326 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1328 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
1330 (hash_scan_insn): Clean up calls to hash_scan_set.
1331 (compute_kill_rd): REGNO now unsigned.
1332 (try_replace_reg): Rework to use simplify_replace_rtx.
1333 (cprop_jump, cprop_cc0_jump): Likewise.
1334 (cprop_insn): Call find_reg_equal_equiv_note.
1335 Reflect changes to cprop_jump and cprop_cc0_jump.
1337 * recog.c (validate_replace_src): Replace in operands of
1338 ZERO_EXTRACT in SET_DEST.
1340 * cse.c (new_label_ref): New variable.
1341 (insert): Set it instead of recorded_label_ref.
1342 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
1343 CODE_LABEL for this function, and not already in REG_LABEL note.
1345 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
1347 * resource.c (mark_referenced_resources): Fix typo in introductory
1349 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
1352 2001-02-16 Jason Merrill <jason@redhat.com>
1354 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
1356 (gen_subprogram_die): Don't abort on seeing a second definition if
1357 the previous one was abstract. Don't replace an abstract instance
1358 in the lookup table.
1360 * dwarf2out.c (dwarf2out_abstract_function): Rename from
1361 gen_abstract_function.
1362 * dwarf2out.h: Declare it.
1363 * toplev.c (note_outlining_of_inline_function): New fn.
1364 * toplev.h: Declare it.
1365 * integrate.c (output_inline_function): Call it.
1366 * c-decl.c (duplicate_decls): Call it when redefining an extern
1367 inline. Don't inline the new defn.
1369 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
1371 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1373 * .gdbinit: Rename to gdbinit.in.
1374 * gdbinit.in: New file,
1375 * configure.in: Generate .gdbinit from gdbinit.in.
1376 * configure: Regenerated.
1377 * Makefile.in (distclean): Always remove .gdbinit.
1379 2001-02-16 Jakub Jelinek <jakub@redhat.com>
1381 * objc/objc-act.c (start_class): Register implemented_classes with
1384 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
1386 * cppfiles.c (_cpp_make_system_header): Generate a file
1389 2001-02-15 Jim Meyering <meyering@lucent.com>
1391 * Makefile.in (install-common): Don't depend on installdirs here.
1392 Instead, make each of the lang.install-common targets (e.g.,
1393 c++.install-common in cp/Make-lang.in) depend on it.
1394 (install-driver): Depend on installdirs.
1396 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1398 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
1400 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
1403 2001-02-15 Mark Mitchell <mark@codesourcery.com>
1405 * invoke.texi (--param): Document.
1407 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
1409 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
1411 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
1413 * i386.md (extendsfdf2_2): Fix constraints.
1415 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
1417 * i386.md (fop_df_3 splitter): Fix operand number.
1419 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
1421 * invoke.texi (-mreg-alloc): Nuke.
1422 * i386.c (ix86_reg_alloc_order, regs_allocated,
1423 order_regs_for_local_alloc): Nuke.
1424 (override_options): Kill reg_alloc code.
1425 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
1426 (REG_ALLOC_ORDER): SSE goes before I387.
1427 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
1428 (ix86_reg_alloc_order): Likewise.
1429 * i386-protos.h (ix86_reg_alloc_order): Kill.
1431 2001-02-14 Richard Henderson <rth@redhat.com>
1433 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
1435 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
1437 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
1439 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
1441 * i386-protos.h (ix86_memory_move_cost): Move offline.
1442 * i386.c (ix86_register_move_cost): Compute properly cost of
1443 SSE, MMX and i387 instructions.
1444 (*_cost): Add costs of SSE/MMX moves.
1445 (ix86_memory_move_cost): Move offline from ....; Likewise.
1446 * i386.h (MEMORY_MOVE_COST): .... here;
1447 (struct processor costs): Add new fields to represent costs
1450 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
1452 * regclass.c (init_reg_sets_1): Reinstall the optimization of
1453 move_cost together with Matt Kraai's fix.
1455 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
1457 * Makefile.in (OBJS): Add params.o.
1459 2001-02-14 Richard Henderson <rth@redhat.com>
1460 DJ Delorie <dj@redhat.com>
1462 * jump.c (jump_optimize_1): When we delete a conditional jump
1463 preceeding a non-conditional jump to effectively the same place,
1464 make sure that the combined jump skips any clobber insns between
1467 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
1469 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
1471 2001-02-14 Mark Mitchell <mark@codesourcery.com>
1473 * Makefile.in (toplev.o): Depend on params.h.
1474 (intergate.o): Likewise.
1475 (params.o): New target.
1476 * flags.h (inline_max_insns): Remove.
1477 * integrate.c: Include params.h.
1478 Use MAX_INLINE_INSNS instead of inline_max_insns.
1479 * params.c: New file.
1480 * params.h: Likewise.
1481 * params.def: Likewise.
1482 * toplev.c: Include params.h.
1483 (lang_independent_params): New variable.
1484 (decode_f_option): Use the param machinery instead of setting
1486 (independent_decode_option): Handle "--param name=value".
1487 (main): Register language-independent parameters.
1489 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
1491 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
1493 2001-02-14 Richard Henderson <rth@redhat.com>
1495 * regclass.c (init_reg_sets_1): Revert last two changes.
1497 2001-02-14 Jakub Jelinek <jakub@redhat.com>
1499 * stor-layout.c (is_pending_size, put_pending_size): New functions.
1500 (variable_size): Call put_pending_size.
1501 * tree.h (is_pending_size, put_pending_size): Add prototypes.
1502 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
1503 sizes list, put newly created SAVE_EXPR there as well.
1505 2001-02-14 Jakub Jelinek <jakub@redhat.com>
1507 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
1508 (errata_find_address_regs): load_group has only 2 entries.
1509 (errata_emit_nops): Likewise. shladd is not problematic.
1510 Clear last_group if nop was emitted.
1511 (fixup_errata): load_group has only 2 entries.
1514 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
1516 * c-lex.c (lex_number): Only warn traditionally for U suffix
1517 outside system macros.
1518 * cppexp.c (parse_number): Similarly.
1519 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
1520 * cppmacro.c (struct cpp_macro): New member node.
1521 (parse_args): Only warn about missing rest args if not
1523 (funlike_invocation_p): Similarly for uninvoked funlike macros.
1524 (cpp_sys_objmacro_p): New.
1525 (_cpp_create_definition): Store the node with the macro defn.
1526 Remember if the macro is defined in a system header.
1528 2001-02-13 DJ Delorie <dj@redhat.com>
1530 * configure.in (check_languages): determine languages to check
1531 * Makefile.in (check-c++): alias for check-g++
1532 (check-f77): alias for check-g77
1533 (CHECK_TARGETS): depend on configured languages
1535 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
1537 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
1538 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
1539 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
1540 (sqrtextendsfdf2): Disable for SSE2.
1542 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1544 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
1545 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
1546 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
1547 (sqrtextendsfdf2): Disable for SSE2.
1549 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
1551 * i386.md (movsfcc_1): Support integer cmove instruction.
1552 (movdfcc_1): Likewise; new splitter.
1554 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
1556 * i386.c (output_fp_compare): Support SSE.
1557 (prepare_fp_compare_args): SSE comparisons always support memory.
1558 * i386.h (TARGET_CMOVE): SSE imply cmove.
1559 * i386.md (cmp?f2): Enable for SSE too.
1560 (cmpfp_i*): Support SSE.
1562 (cmpfp_i_sse_only): New.
1563 (s*, b* fp expanters): Enable for SSE too.
1564 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
1567 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
1569 * regclass.c (init_reg_sets_1): Silence warning.
1571 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
1573 * i386.md (sqrt?f2): Change to expander.
1574 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
1576 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1578 * rtlanal.c (find_reg_equal_equiv_note): New function.
1579 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
1580 (simplify_gen_relational, simplify_replace_rtx): Likewise.
1581 * rtl.h: Add declarations for above functions.
1583 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
1585 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
1587 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
1588 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
1589 * flow.c (mark_regs_live_at_end): Likewise.
1590 (calculate_global_regs_live): Likewise.
1591 * gcse.c (compute_hash_table): Likewise.
1592 (compute_kill_rd): Likewise.
1593 * resource.c (mark_target_live_regs): Likewise.
1594 * rtl.h (INVALID_REGNUM): New macro.
1596 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
1598 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
1600 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
1602 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
1605 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
1607 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
1609 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
1610 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
1611 (fop_sf_1_sse, fop_df_1_sse): New patterns
1612 (fop_*): Disable float_extend and float patterns for SSE compilation.
1613 * i386.c (output_387_binary_op): Support SSE.
1615 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
1617 * i386.md (dummy_extendsfdf2): Support SSE2
1618 (extendsfdf2): Enable if 80387 or SSE2.
1619 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
1620 and no MIX_I387_SSE2
1621 (extendsfdf2_1_sse_only): New pattern.
1622 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
1624 (truncdfsf2_1): Support SSE.
1625 (truncdfsf2_2): Support SSE.
1626 (truncdfsf2_2_1_sse): New pattern.
1627 (fixtruncsfsi2): Always use SSE if available.
1628 (fix_truncsfsi_sse): New pattern.
1629 (fix_truncdfsi_sse): New pattern.
1630 (floatsis?f2): Support SSE.
1631 (floatsidf2_i387): New pattern.
1632 (floatsidf2_sse): Likewise.
1634 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1636 * configure.in: Use "have_gnat" variable, not "gnat".
1637 * configure: Regenerated.
1639 * config/sparc/sparc.c (function_value): Treat all non-record
1640 aggregate types like used to treat UNION_TYPE.
1642 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
1644 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
1645 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
1647 (MASK_MIX_SSE_I387): New.
1648 (TARGET_SSE): SSE2 imply SSE.
1649 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
1650 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
1651 (enum reg_class): Add new classes.
1652 (REG_CLASS_NAMES): Likewise.
1653 (REG_CLASS_CONTENTS): Likewise.
1654 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
1655 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
1656 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
1657 (CLASS_MAX_NREGS): Use new macros.
1658 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
1659 * i386.md (pushsf, movsf): Support SSE.
1660 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
1661 splitters to use ANY_FP_REGNO_P.
1662 (movdf_nointeger, movdf_integer): Likewise.
1664 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
1666 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
1667 (try_combine): Use it.
1669 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
1671 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
1672 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
1673 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
1674 (REGISTER_MOVE_COST): Likewise.
1675 * i386-protos.h (ix86_secondary_memory_needed,
1676 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
1677 * i386.c (ix86_secondary_memory_needed,
1678 ix86_preferred_reload_class, ix86_register_move_cost): New function.
1680 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
1682 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
1683 (HARD_REGNO_MODE_OK): Move offline to ....
1684 * i386.c (ix86_hard_regno_mode_ok) ... here;
1685 refuse all incorrect modes.
1686 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
1688 2001-02-13 Richard Henderson <rth@redhat.com>
1690 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
1691 entire operator; replicate that and match_dup the operands.
1692 (cmp_ccx_arith_op_set): Likewise.
1693 (cmp_cc_arith_op_not_set): Likewise.
1694 (cmp_ccx_arith_op_not_set): Likewise.
1696 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
1698 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
1700 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
1702 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
1703 (TARGET_NO_BITFIELD_WORD): New macro.
1704 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
1705 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
1707 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1709 * cselib.c: New file, from simplify-rtx.c.
1710 * simplify-rtx.c: Remove cselib parts.
1711 * Makefile.in: Add cselib.o.
1713 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
1715 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
1716 (setup_incoming_varargs): Remove warning.
1718 * config/rs6000/rs6000.c (validate_condition_mode): When
1719 flag_fast_math, allow floating-point conditionals to be reversed.
1720 (rs6000_generate_compare): When flag_fast_math, don't generate
1721 cror operations for FP conditionals.
1723 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
1725 (ASM_SPEC): Likewise.
1726 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
1727 (CC1_SPEC): Likewise.
1728 (LINK_TARGET_SPEC): Likewise.
1729 (CPP_ENDIAN_SPEC): Likewise.
1730 * Makefile.in (check-consistency): New target.
1732 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
1734 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
1735 "return type defaults" warning for functions with return type
1737 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
1738 function declarations by default rather than only when pedantic.
1740 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
1742 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
1745 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
1747 * extend.texi (Deprecated): Deprecate new initializer lists.
1749 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
1751 * mkdeps.c (deps_add_default_target): Robustify. Add
1752 basename component only.
1753 * cpp.texi (-M): Describe how default target is generated.
1754 * invoke.texi (-M): Likewise.
1756 2001-02-12 Kazu Hirata <kazu@hxi.com>
1758 * toplev.c (push_float_handler): Remove.
1759 (pop_float_handler): Remove.
1760 * toplev.h: Remove prototypes for the above functions.
1762 2001-02-12 Jakub Jelinek <jakub@redhat.com>
1764 * c-common.c (constant_fits_type_p): New function.
1765 (convert_and_check): Use it.
1767 2001-02-11 Mark Mitchell <mark@codesourcery.com>
1769 * Makefile.in (GXX_ABI_FLAG): Don't define.
1770 * configure.in (--enable-new-gxx-abi): Remove option.
1771 * config.in: Regenerated.
1772 * configure: Likewise.
1774 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
1776 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
1778 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
1779 regular basic block, and arrange for all edges into it to switch
1782 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1784 * Makefile.in (distclean): Do not remove .gdbinit.
1786 2001-02-11 Mark Mitchell <mark@codesourcery.com>
1788 * Makefile.in (gcc.o): Fix typos.
1789 (protize.o): Likewise.
1790 (unprotoize.o): Likewise.
1792 2001-02-11 Richard Henderson <rth@redhat.com>
1794 * tree.c (build1): Check for null operand in last change.
1796 2001-02-11 Richard Henderson <rth@redhat.com>
1798 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
1799 (fold): Don't assume a constant isn't foldable.
1800 * tree.c (build): Set TREE_CONSTANT for an expression with no
1801 side-effects and constant operands.
1804 2001-02-10 Richard Henderson <rth@redhat.com>
1806 * jump.c (squeeze_notes): Revert 2000-05-12 change.
1808 2001-02-10 Anthony Green <green@redhat.com>
1810 * cpp.texi (Standard Predefined): Add documentation for
1813 * c-common.c (combine_strings): Improve warning message.
1815 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
1817 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
1819 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
1821 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
1823 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
1826 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
1828 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
1831 2001-02-09 Nick Clifton <nickc@redhat.com>
1833 * config/arm/arm.md: Change output contraint on post inc
1834 load/store multiple patterns to be a read/write contraint.
1836 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
1838 * gcc.c (cpp_options): Delete .d files on error. Don't delete
1839 .o files when using the -M options.
1841 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1842 David Edelsohn <edelsohn@gnu.org>
1844 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
1845 handle DImode constants. Use one TOC entry for SImode and smaller
1846 constants, aligned properly.
1848 2001-02-08 Jason Merrill <jason@redhat.com>
1850 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
1851 about the SP adjustment for saving the static chain pointer.
1852 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
1853 offset when setting a temporary CFA register.
1855 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
1857 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
1858 powerpc-*-chorusos* .
1859 * config/rs6000/chorus.h : New file.
1860 * config/i386/chorus.h : New file.
1861 * config/sparc/chorus.h : New file.
1862 * config/sparc/t-chorus-elf : New file.
1864 2001-02-08 David Edelsohn <edelsohn@gnu.org>
1866 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
1867 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
1868 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
1869 (__WCHAR_TYPE__): Correct macro name.
1871 2001-02-08 Richard Henderson <rth@redhat.com>
1873 * config/i386/i386.c (ix86_frame_pointer_required): New.
1874 (ix86_setup_frame_addresses): New.
1875 (struct machine_funciton): Add accesses_prev_frame.
1876 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
1877 ix86_frame_pointer_required.
1878 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
1879 (SETUP_FRAME_ADDRESSES): New.
1880 * config/i386/i386-protos.h: Update.
1881 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
1882 from FRAME_POINTER_REQUIRED.
1883 * config/i386/svr3gas.h: Likewise.
1884 * config/i386/sysv3.h: Likewise.
1885 * config/i386/v3gas.h: Likewise.
1887 2001-02-08 Richard Henderson <rth@redhat.com>
1889 * config/sparc/sparc.c (function_arg_record_value_3): Fix
1890 calculation of the number of integer registers required.
1891 (function_arg_record_value): Likewise.
1893 2001-02-08 Jason Merrill <jason@redhat.com>
1895 * diagnostic.c (internal_error): Say "confused" after 1 error, not
1896 two. Print file and line with "confused" message.
1898 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
1900 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1902 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
1904 2001-02-08 Bernd Schmidt <bernds@redhat.com>
1906 * final.c (cleanup_subreg_operands): The address of a MEM can
1909 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
1912 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
1914 * gcc.texi (Incompatibilities): Update documentation of
1915 preprocessing numbers.
1917 2001-02-07 Jakub Jelinek <jakub@redhat.com>
1919 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
1921 2001-02-07 Mark Mitchell <mark@codesourcery.com>
1923 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
1925 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
1926 * gcc.c (struct compiler): Add cpp_spec field.
1927 (input_file_compiler): New variable.
1928 (do_spec_1): Allow a particular compiler to handle `%C'
1930 (main): Store the current compiler in input_file_compiler.
1931 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
1933 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
1935 * cpphash.h (struct spec_nodes): Add n_true and n_false.
1936 * cppinit.c (cpp_create_reader): Initialize them.
1937 (append_include_chain): cxx_aware arg might be unused.
1938 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
1939 keywords and give them their phase 7 meaning. Pedwarn about
1940 this unless '__bool_true_false_are_defined' is defined.
1942 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
1944 * lcm.c (optimize_mode_switching): Emit mode_set before the
1945 JUMP_INSN of an abnormal edge.
1947 2001-02-07 Bernd Schmidt <bernds@redhat.com>
1949 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
1950 a scheduling barrier at the end.
1952 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
1954 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
1956 * config/sh/sh.md (reload_outsf): Removed.
1957 (movsf_ie): Introduce constraints for FPUL loads and stores.
1958 (reload_insf): Broaden the output constraint.
1960 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
1962 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
1963 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
1965 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
1967 * final.c: Revert my previous changes.
1968 * output.h: Make profile_label_no extern.
1969 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
1970 for generating label.
1972 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
1974 * config/i386/djgpp.h: Add comments about standard paths.
1975 (MD_EXEC_PREFIX): Undefine before defining.
1976 (MD_STARTFILE_PREFIX): New.
1978 2001-01-30 Bruce Korb <bkorb@gnu.org>
1980 fixinc/fixincl.c(process): Emit error message only if appropriate :)
1981 (load_file): do not rely on load_file_data() to close file pointer
1982 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
1983 fixinc/inclhack.def(irix_limits_const): add test_text
1985 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
1987 * cppexp.c (parse_defined): Improve diagnostics for invalid
1990 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
1992 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
1994 2001-02-06 Mark Mitchell <mark@codesourcery.com>
1996 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
1997 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
1998 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
1999 (rs6000_output_symbol_ref): New function.
2000 (output_toc): Use VTABLE_NAME_P.
2002 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2004 * print-tree.c (print_node, case PARM_DECL):
2005 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
2007 * stor-layout.c (reference_types_internal): New variable.
2008 (internal_reference_types): New function.
2009 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
2010 * tree.h (internal_reference_types): New declaration.
2012 * cse.c (find_best_addr): Fix typo in computing cost.
2014 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2016 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
2017 and this is the sum of a pointer and a constant, we know the result
2019 (num_sign_bit_copies, case PLUS): Likewise.
2020 * explow.c (convert_memory_address): Remove opposite SUBREG.
2021 * function.c (instantiate_new_reg): New function (from common code).
2022 (instantiate_virtual_regs_1): Call it.
2023 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
2024 if pointers sign- or zero-extend.
2025 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
2026 If pointers extend unsigned, use inside of SUBREG.
2027 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
2029 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
2031 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
2032 subdir of gcc_gxx_include_dir.
2033 (gcc_gxx_target_include_dir): Remove.
2035 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
2037 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
2038 (dwarf2out_frame_debug_expr): Revise introductory comments to add
2039 a high-level description.
2041 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
2043 * final.c: Move the declaration of profile_label_no to ...
2044 * output.h: ... here.
2045 * function.c (expand_function_start): Call PROFILE_HOOK.
2046 * config/rs6000/aix.h: Define PROFILE_HOOK.
2047 * config/rs6000/rs6000-protos.h: output_profile_hook new.
2048 * config/rs6000/rs6000.c (output_profile_hook): Define.
2049 (output_prolog): Do nothing for ABI_AIX as it is taken care by
2050 output_profile_hook.
2051 tm.texi : Explain new macro PROFILE_HOOK.
2053 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
2055 * extend.texi (Extended Asm): Do not say that semicolon is always
2056 a valid line-breaking character for GNU assemblers. Use
2057 newline-tab as the most commonly supported syntax. Use
2058 newline-tab rather than semicolon in multi-insn examples.
2060 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2062 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
2064 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2065 David Edelsohn <edelsohn@gnu.org>
2067 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
2068 code for AIX, even without flag_pic.
2070 2001-02-05 Jakub Jelinek <jakub@redhat.com>
2072 * c-typeck.c (common_type): push and pop binding level around
2073 calling common_type on function parameters.
2075 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
2077 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
2079 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2081 * config/mips/mips.c (override_options): Fix typo in last change.
2082 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
2083 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
2085 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
2087 * invoke.texi (-fdump-class-layout): Document.
2088 (-fdump-translation-unit): Use `=' as filename separator.
2090 2001-02-05 Mark Mitchell <mark@codesourcery.com>
2092 * Makefile.in (s-mlib): Don't build multilibs if
2094 (DRIVER_DEFINES): Adjust accordingly.
2096 (protoize.o): Likewise.
2097 (unprotoize.o): Likewise.
2098 * configure.in: Recognize --enable-multilib.
2100 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2102 * Makefile.in (DRIVER_DEFINES): Fix quoting.
2104 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
2105 * configure.in: Remove --enable-libstdcxx_v3 support.
2106 * configure: Regenerated.
2108 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2110 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
2111 Call abort instead of fatal.
2112 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
2113 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
2114 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
2115 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
2116 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
2117 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
2119 * diagnostic.h (set_internal_error_function): Renamed.
2120 * toplev.h (internal_error): Renamed from fatal.
2121 (pfatal_with_name): Deleted.
2122 (fatal_io_error): Now has printf-style arguments.
2123 * diagnostic.c (pfatal_with_name): Deleted.
2124 (fatal_io_error): Rework to have args in printf-style.
2125 (set_internal_error_function): Renamed from set_fatal_function.
2126 (internal_error): Renamed from fatal.
2127 (error_recursion, fancy_abort): Call internal_error instead of fatal.
2128 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
2129 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
2130 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
2131 * flow.c (verify_flow_info): Likewise.
2132 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
2133 * config/mips/mips.c (save_restore_insns): Likewise.
2135 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
2136 * flow.c (verify_flow_info): Likewise.
2137 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
2138 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
2139 (avr_normalize_condition): Likewise.
2140 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
2141 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
2142 (limit_reload_class, double_reg_to_memory): Likewise.
2143 (print_operand_address, emit_1600_code_shift): Likewise.
2144 (gen_tst_reg, gen_compare_reg): Likewise.
2145 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
2146 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
2148 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
2150 * c-parse.in (methoddef): Call fatal_error instead of fatal.
2151 * objc/objc-act.c (build_ivar_chain): Likewise.
2152 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
2154 * graph.c (clean_graph_dump_file): Likewise.
2155 * profile.c (init_branch_prob): Likewise.
2156 * objc/objc-act.c (objc_init): Likewise.
2158 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
2159 * config/avr/avr.c (avr_override_options): Likewise.
2160 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
2161 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
2162 * config/h8300/h8300.c (h8300_init_once): Likewise.
2163 * config/mips/mips.c (override_options): Likewise.
2164 * config/i386/i386.c (override_options): Likewise, rework.
2165 * config/m68k/m68k.c (override_options): Likewise.
2167 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
2169 * config/mips/mips.c (print_operand): Likewise.
2170 * hash.c (hash_allocate): Don't check for failure returns from
2171 obstack functions that can't fail.
2172 (hash_table_init_n, hash_table_init): Likewise; also now return void.
2173 * hash.h (hash_table_init_n, hash_table_init): Now return void.
2174 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
2175 (get_object_reference): Likewise.
2177 2001-02-04 Nick Clifton <nickc@redhat.com>
2179 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
2180 StrongARM1110, 10TDMI, and 1020T.
2182 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2184 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
2186 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
2188 * config/sh/sh.md (movdf load split): Pass register number to
2189 FP_OR_XD_REGISTER_P.
2191 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2193 * cppinit.c (BC): New macro.
2194 (builtin_array): Add __GXX_WEAK__.
2195 * cpplib.h (builtin_type): Add BT_WEAK.
2196 * cppmacro.c (builtin_macro): Handle BT_WEAK.
2197 * defaults.h (SUPPORTS_ONE_ONLY): Define.
2198 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
2200 2001-02-03 Jakub Jelinek <jakub@redhat.com>
2202 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
2204 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2206 * cpphash.h: Rename _ALIGN POOL_ALIGN.
2207 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2209 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2211 * cpphash.h: Rename ALIGN _ALIGN.
2212 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2214 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
2216 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
2217 compilation environment.
2218 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
2219 control over location of cygwin includes and libs.
2221 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2223 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
2225 2001-02-02 lars brinkhoff <lars@nocrew.org>
2227 * md.texi (Standard Names): remove reference to spur.md.
2229 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2231 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
2232 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
2233 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
2234 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
2235 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
2237 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2239 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
2240 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
2241 number before reload.
2242 (c4x_adjust_cost): Return zero before reload.
2243 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
2244 split before reload.
2246 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2248 * c4x.c (c4x_hard_regno_rename_ok): New.
2249 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
2250 * c4x.h (HARD_REGNO_RENAME_OK): Define.
2252 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2254 * diagnostic.h: Add missing "extern" in all declarations.
2256 2001-02-02 Alex Samuel <samuel@codesourcery.com>
2258 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
2259 as for gcc_gxx_include_dir.
2261 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
2263 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
2265 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2267 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
2268 label before alignment to be used as the braf base address.
2269 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
2271 (casesi_jump_2): Require at least TARGET_SH2.
2273 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
2274 truncation to 32-bit doubles on -m3e and -m4-single-only.
2276 2001-02-02 Mark Mitchell <mark@codesourcery.com>
2278 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
2279 the default when building a shared object.
2280 (init_spec): Use it.
2281 * testsuite/lib/g++.exp: Include the directory where libgcc
2282 is located to the LD_LIBRARY_PATH list.
2283 * invoke.texi (-shared-libgcc): Document the cases in which
2284 GCC defaults to using the shared libgcc.
2286 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2288 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
2289 unsigned is wide enough.
2291 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
2292 (si_to_float): Likewise.
2293 (float_to_si, float_to_usi): Use BITS_PER_SI.
2295 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2297 * dwarf2out.c: Added explanation of abbreviations.
2298 (def_cfa_1): Added comments listing DWARF2 instructions.
2299 (cfa_temp_reg): Removed in favor of cfa_temp.
2300 (cfa_temp_value): Removed in favor of cfa_temp.
2301 (cfa_temp): New global variable.
2302 (dwarf2out_frame_debug_expr): Added extensive introductory
2303 comments explaining the function's transformations. Revised to
2304 use cfa_temp. Added some rtx checking. Generalize IOR case.
2305 (dwarf2out_frame_debug): Revised to use cfa_temp.
2306 (output_aranges): Cast as "unsigned" to avoid warning.
2307 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
2308 explain which instructions must be marked.
2310 2001-02-01 Richard Henderson <rth@redhat.com>
2312 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
2315 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
2317 * config/sh/crt1.asm (main_k): Modified so that start calls
2318 ___setup_argv_and_call_main.
2320 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
2322 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
2323 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
2324 and AVOID_LPASTE is cleared on meeting an unescaped newline.
2325 * cppmacro.c (builtin_macro): Set builtin flags here.
2326 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
2327 (replace_args): Clarify intent.
2328 (cpp_get_token): Macro expansion tokens get the saved flags.
2330 * cppmain.c (scan_buffer): Remove now-redundant print.printed
2333 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2335 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
2338 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2340 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
2341 returns Pmode pseudo, but we need ptr_mode.
2342 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
2343 Remove bogus conversions; use HOST_WIDE_INT for size.
2344 Don't use TARGET if wrong mode.
2346 * config/i386/i386.c (ix86_compute_frame_size): Allow
2347 stack_alignment_needed to be non-default even if size is zero.
2349 2001-01-31 Alan Modra <alan@linuxcare.com.au>
2351 * (hppa_init_pic_save): Emit the pic offset table
2352 reg save after last_parm_insn.
2353 * pa.c (hppa_init_pic_save): New function.
2354 * pa.h (hppa_init_pic_save): Declare.
2355 * pa.md (call, call_value, sibcall, sibcall_value): Use
2356 the above instead of duplicated code.
2358 * pa.c (hppa_encode_label): Correct size of alloca buffer
2359 so we don't overrun it. Correct leading `*' case.
2360 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
2361 need to handle `*@'.
2362 (FUNCTION_NAME_P): Likewise.
2364 2001-01-31 Richard Henderson <rth@redhat.com>
2366 * config.gcc (alpha-osf5): Use float-i128.h.
2368 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
2369 * config/float-i32.h: Likewise.
2370 * config/float-i64.h: Likewise.
2371 * config/float-sh.h: Likewise.
2372 * config/float-sparc.h: Likewise.
2374 2001-01-31 DJ Delorie <dj@redhat.com>
2376 * expmed.c (extract_bit_field): allow non-integral modes if we
2377 want to extract a whole register from itself.
2379 2001-01-31 Jakub Jelinek <jakub@redhat.com>
2381 * c-typeck.c (set_init_index): If first is equal to last, assume as
2382 if it was not a range at all.
2384 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2386 * config/fp-bit.c: Include tm.h.
2387 (float_to_si): Don't assume SImode is 32-bits wide.
2388 (float_to_usi): Likewise.
2390 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
2392 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
2394 (typename): Call pending_xref_error after parsing typed_typespecs.
2395 * c-decl.c (lookup_tag): Give error immediately rather than
2396 leaving it pending if the tag of the wrong type is in the same
2398 (xref_tag): Don't pedwarn for forward declarations of enum types
2400 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
2403 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2405 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
2407 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
2409 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
2410 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
2412 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
2414 * cpphash.h (struct cpp_reader): New saved_flags.
2415 * cppmacro.c (cpp_get_token): Use saved_flags to remember
2416 to avoid a paste after a pasted token.
2418 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2420 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
2421 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
2422 Wtype_MIN instead of LONG_MIN.
2424 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
2426 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
2428 * fixinc/fixincl.x: Regenerated.
2429 * fixinc/inclhack.def (irix_limits_const): New definition to
2430 convert "const" to "__const" in limits.h.
2432 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
2434 * fixinc/genfixes (AG): Fix "autogen4" thinko.
2436 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2438 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
2439 when register dies in the insn.
2441 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
2443 * diagnostic.c (fatal): Fix word wrap.
2445 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
2447 * combine.c (try_combine): Fix SUBREG setting for
2448 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
2450 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2452 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
2455 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
2457 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
2459 * toplev.c (decode_W_option): Update warn_larger_than
2460 unconditionally for each processed switch.
2462 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
2464 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
2466 (hppa_expand_prologue): Delete code to save pic offset table register
2467 in the function prologue.
2468 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
2469 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
2470 table register at the beginning of the function after the prologue.
2472 2001-01-29 lars brinkhoff <lars@nocrew.org>
2474 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
2476 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2477 Jeff Law <law@redhat.com>
2479 * pa.md (return): Revise comment for trivial return.
2480 (return_internal): Non-trivial return pattern for non-PIC code.
2481 (return_internal_pic): Non-trivial return pattern for PIC code.
2482 It uses the PIC register to ensure it is restored after
2484 (epilogue): Generate appropriate return for PIC and non-PIC code.
2486 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
2488 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
2490 2001-01-29 DJ Delorie <dj@redhat.com>
2492 * combine.c (if_then_else_cond): Pass the correct mode to
2493 operand_subword() for constants.
2495 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
2497 * config/i386/cygwin.h: Add w32api to include search. Search different
2498 directories in a cross-build environment.
2500 2001-11-29 Tim Josling <tej@melbpc.org.au>
2502 * tree.h (TYPE_STUB_DECL): Add documentation.
2504 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
2506 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
2507 (sdbout_field_types): Likwise. Fix use of host_integerp.
2509 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
2511 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
2514 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
2516 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
2517 to use flag_gnu_linker.
2519 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
2521 * cpplib.c (T_BAD_DIRECTIVE): Remove.
2522 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
2524 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
2526 * tree.c, tree.h (build_parse_node): Remove; was identical to
2528 * c-lang.c (start_cdtor), objc/objc-act.c
2529 (build_module_descriptor): Use build_nt instead of
2532 2001-01-29 Jakub Jelinek <jakub@redhat.com>
2534 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
2535 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
2536 not have any upper bits set.
2538 2001-01-29 Phil Edwards <pme@sources.redhat.com>
2540 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
2542 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2544 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
2546 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
2548 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
2549 (integer_minus_one_node): Define.
2551 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
2553 * Makefile.in (bootstrap2-lean): Fix typo.
2555 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
2557 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
2558 : Don't set fe_value.
2559 * cpplib.h (AVOID_LPASTE): New flag.
2560 (struct cpp_hashnode): Remove fe_value.
2561 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
2562 * cppmacro.c (builtin_macro): Don't set flags here.
2563 (replace_args): Set AVOID_LPASTE flag on first token of an
2564 argument, and the token following it.
2565 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
2566 macro expansion, and on the token following it. Do it for
2568 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
2570 2001-01-27 Richard Henderson <rth@redhat.com>
2572 * config/alpha/t-ieee: Remove multilibbing.
2573 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2575 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2577 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
2579 * Makefile.in: Remove all dependencies on defaults.h.
2580 * builtins.c: Don't include defaults.h.
2581 * c-common.c: Likewise.
2582 * c-decl.c: Likewise.
2583 * c-pragma.c: Likewise.
2584 * c-typeck.c: Likewise.
2585 * combine.c: Likewise.
2587 * frame-ia64.c: Likewise.
2588 * cppexp.c: Likewise.
2589 * crtstuff.c: Likewise.
2590 * dbxout.c: Likewise.
2591 * dwarf2out.c: Likewise.
2592 * dwarfout.c: Likewise.
2593 * emit-rtl.c: Likewise.
2594 * except.c: Likewise.
2596 * final.c: Likewise.
2597 * frame-dwarf2.c: Likewise.
2598 * libgcc2.c: Likewise.
2599 * optabs.c: Likewise.
2600 * profile.c: Likewise.
2601 * sdbout.c: Likewise.
2602 * toplev.c: Likewise.
2603 * tradcif.y: Likewise.
2605 * varasm.c: Likewise.
2607 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2609 * builtins.c (expand_builtin_fputs): Use size_one_node when
2610 transforming into fwrite.
2612 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
2614 * extend.texi (Attribute Syntax): New section.
2616 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
2618 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
2619 they didn't need fixing.
2621 2001-01-27 Janis Johnson <janis@us.ibm.com>
2623 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
2625 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
2626 to remove macro definitions that are duplicated from elfos.h.
2628 2001-01-27 Richard Henderson <rth@redhat.com>
2630 * config/i386/sco5gas.h: Move ...
2631 * config/usegas.h: ... here.
2632 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
2634 2001-01-27 Jakub Jelinek <jakub@redhat.com>
2636 * c-typeck.c (struct constructor_stack): Add range_stack member.
2637 (really_start_incremental_init): Clear it.
2638 (push_init_level): Save constructor_range_stack and clear it if
2639 pushing explicit braces.
2640 (pop_init_level): abort if constructor_range_stack is non-zero at
2641 explicit closing brace. Restore saved constructor_range_stack if
2644 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
2646 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
2647 into register was forced into memory.
2649 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
2651 * Makefile.in: Remove uses of + before $(MAKE).
2653 2001-01-26 Richard Henderson <rth@redhat.com>
2655 * stmt.c (cost_table): Remove.
2656 (COST_TABLE, cost_table_initialized): New.
2657 (estimate_case_costs): Use the later instead of the former.
2658 (balance_case_nodes): Likewise.
2660 2001-01-26 Richard Henderson <rth@redhat.com>
2662 * alias.c (objects_must_conflict_p): Read-only slots may not
2663 conflict despite having the same type.
2665 2001-01-27 Michael Hayes <mhayes@redhat.com>
2667 * loop.c (loop_giv_reduce_benefit): Copy mode size into
2669 (check_ext_dependant_givs): Initialise u_start_val and
2671 (load_mems): Make last_max_reg unsigned.
2672 (try_swap_copy_prop): Use INSN_P and initialise set.
2674 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
2676 * README.AVR : Removed.
2678 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
2680 * pa-64.h (text_section): Remove declaration.
2682 * pa.md (return_internal): Remove mode on PIC register use.
2684 2001-01-25 lars brinkhoff <lars@nocrew.org>
2686 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
2687 ASM_CLOSE_PAREN): fix typos.
2689 2001-01-25 Mark Mitchell <mark@codesourcery.com>
2691 * acconfig.h: Define `const' to the empty string if neither
2692 __STDC__ nor __cplusplus is defined.
2693 * config.in: Regenerated.
2695 2001-01-25 David Edelsohn <edelsohn@gnu.org>
2697 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
2698 * collect2.c (main): Delete importf. Add ".obj" file extension.
2699 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
2700 (aix_std_libs): Add additional AIX libraries to skip.
2701 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
2702 * config/rs6000/aix51.h: New file.
2704 2001-01-25 Michael Hayes <mhayes@redhat.com>
2706 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
2707 (loop_insn_emit_before): No longer static.
2708 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
2709 (loop_givs_rescan, load_mems): Likewise.
2710 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
2711 (maybe_eliminate_biv_1):
2712 (move_movables): Replace emit_call_insn_before with
2713 loop_call_insn_hoist.
2714 * loop.h (loop_insn_emit_before): Add.
2715 * unroll.c (copy_loop_body): Replace emit_insn_before with
2716 loop_insn_emit_before.
2718 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
2720 * diagnostic.c (fatal): Request preprocessed source.
2722 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
2724 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
2725 olddecl has argument types and newdecl has none, use the argument
2728 2001-01-24 Ulrich Drepper <drepper@redhat.com>
2730 * dwarf2out.c (prefix_of): New function. Determine longest common
2731 prefix of the two arguments. The units are whole path components.
2732 (output_file_names): When adding a new directory find the one entry
2733 with the longest common prefix already in the list. Artificially
2734 generate entry if there is none for this prefix.
2735 Fix test to check whether the zeroth directory entry is used.
2737 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
2739 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
2740 Changed all callers. Take it into account when deciding if a
2741 previously loaded value matches.
2743 2001-01-24 Richard Henderson <rth@redhat.com>
2745 * reload.c (find_reloads_subreg_address): Fail the substitution
2746 if the resulting address is insufficiently aligned.
2748 2001-01-24 DJ Delorie <dj@redhat.com>
2750 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
2751 check the original operand's mode also.
2752 * simplify-rtx.c (simplify_ternary_operation): Ditto.
2754 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
2756 * c-parse.in (cast_expr): Move compound literals from here ...
2757 (primary): ... to here. Use standard terminology "compound
2758 literal" instead of "constructor expression".
2760 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
2762 * gcc.1, cpp.1: Regenerate.
2764 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
2766 * calls.c (emit_library_call_value_1): Memory slot for
2767 pass-by-reference argument should have the mode of the argument,
2768 not of the pointer to it.
2770 2001-01-24 Tom Tromey <tromey@redhat.com>
2772 * gcc.texi (G++ and GCC): Mention gcj manual.
2773 (Standards): Link to section of manual mentioning gcj/Java
2776 2001-01-24 Jakub Jelinek <jakub@redhat.com>
2778 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
2779 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
2780 * tradcpp.c (main): Add -imacros or -include'd dependencies
2782 * cpp.texi (-M, -MM): Document -M -include behaviour.
2784 2001-01-24 Roger Collins <roger@ProProject.com>
2786 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
2788 2001-01-24 Will Cohen <wcohen@redhat.com>
2790 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
2791 whether registers are 32 bits or 64 bits in size.
2793 2001-01-24 Ben Elliston <bje@redhat.com>
2795 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
2797 2001-01-24 Richard Henderson <rth@redhat.com>
2799 * config/alpha/alpha.md (builtin_longjmp_internal): New.
2800 (builtin_longjmp): Use it instead of emit_indirect_jump.
2802 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
2804 * bb-reorder.c (make_reorder_chain_1): Handle case where
2805 jump edge goes to the same block as the fallthru edge.
2807 2001-01-23 Jim Wilson <wilson@redhat.com>
2809 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
2810 * frame.h (__ia64_personality_v1): Add prototype.
2811 * libgcc2.c (ia64_throw_helper): Change personality declaration to
2812 prototype form. Add void * cast to first argument to personality
2814 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
2815 (asctoe113): Likewise.
2816 * config/ia64/frame-ia64.c: Include eh-common.h.
2817 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
2819 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
2821 (itanium_split_issue): Add prototype.
2822 (gen_nop_type): Ifdef out.
2823 (find_best_packet): Initialize best_packet.
2824 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
2826 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
2827 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
2828 (flushrs): Add explicit stop bit at end.
2829 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
2832 2001-01-23 Chris Demetriou <cgd@broadcom.com>
2834 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
2836 * libgcc2.c (__terminate_func): Make variable static.
2837 (__terminate_set_func): New function to set __terminate_func.
2838 * libgcc2.h (__terminate_func_ptr): New typedef.
2839 (__terminate_set_func): New function.
2841 2001-01-23 Richard Henderson <rth@redhat.com>
2843 * flow.c (init_propagate_block_info): Don't consider unchanging
2844 memories for dead frame store elimination.
2846 2001-01-23 Richard Henderson <rth@redhat.com>
2848 * varasm.c (UNIQUE_SECTION): Move default implementation ...
2849 * defaults.h: ... here.
2851 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2853 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
2855 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
2857 * c-lex.c (lex_charconst): Fix typo: s/p/str.
2859 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2861 * rs6000.h (rs6000_return_addr): Move prototype from here...
2862 * rs6000-protos.h (rs6000_return_addr): ...to here.
2863 (rs6000_init_expanders): Delete prototype.
2865 2001-01-23 Nick Clifton <nickc@redhat.com>
2867 * invoke.texi: Replace , with \, inside @gccoptlist macros.
2868 (Spec Files): Document %B and %j and %. and %v3 and %M and
2869 %{S*&T} spec switches.
2871 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2873 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
2875 2001-01-23 Chris Demetriou <cgd@sibyte.com>
2876 Neil Booth <neil@daikokuya.demon.co.uk>
2878 * cpperror.c: Merge handlers of PEDWARN and WARNING.
2879 Have -Werror make pedantic warnings errors, like the
2882 2001-01-23 Phil Edwards <pme@sources.redhat.com>
2884 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
2886 2001-01-23 Jakub Jelinek <jakub@redhat.com>
2888 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
2889 * integrate.c (expand_inline_function): Initialize them.
2890 (subst_constants): If changing COMPARE so that both its arguments
2891 will be VOIDmode and the comparison mode will be lost, note
2892 compare_mode. Use the recorded compare_mode to optimize
2895 2001-01-23 Jason Merrill <jason@redhat.com>
2897 * dwarf2out.c (new_die): Use xcalloc.
2898 (output_die): Abort rather than emit a local reference to offset 0.
2900 2001-01-17 Andrew Haley <aph@redhat.com>
2902 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
2903 of a saved register; return NULL instead.
2904 (copy_reg): Take a pointer to a source register rather than a
2906 (next_stack_level): Remember the address in the stack frame of all
2908 Use the saved register pointer array as the source of the CFA.
2909 (throw_helper): Rewrite. Unwind once rather than twice and keep
2910 track of saved registers as we go.
2912 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2914 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
2915 * c4x.c (c4x_legitimize_reload_address): Remove.
2916 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
2917 reload address for ldp(k) insn.
2919 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
2921 * pa.md (return_internal): Add a USE of the PIC register to ensure
2922 it is restored after each call.
2923 (return expander): Corresponding changes.
2925 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2927 * rs6000.h (INIT_EXPANDERS): Delete.
2928 (RETURN_ADDR_RTX): Call rs6000_return_addr().
2929 * rs6000.c (rs6000_override_options): Call *_machine_status from
2931 (rs6000_init_expanders): ...instead of here. Delete.
2932 (rs6000_mark_machine_status): New function.
2933 (rs6000_init_machine_status): Use xcalloc.
2934 (rs6000_return_addr): Generate RTX for the return address.
2935 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
2936 (rs6000_stack_info): Use it.
2938 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
2940 * gthr-win32.h: Include errno.h to get a declaration for
2941 EINVAL and _mingw.h if the target is mingw32.
2943 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
2945 * cpp.texi: Correct typos.
2947 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2949 * explow.c (probe_stack_range): Ensure value passed to
2950 stack_check_libfunc is ptr_mode, not Pmode.
2952 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
2954 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
2955 case, don't use operand_subword to calculate a SUBREG that is
2958 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
2960 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2962 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
2963 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
2964 valid. If not replace it by equivalent insns.
2966 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2968 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
2969 contains SYMBOL_REF, LABEL_REF and CONST_INT.
2970 (c4x_U_constraint, symbolic_address_operand): Likewise.
2971 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
2973 (c4x_r11_set_p, c4x_check_laj_p): New functions.
2974 * c4x-protos.h (c4x_check_laj_p): Add prototype.
2975 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
2976 anulling slot because of silicon bug.
2977 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
2979 2001-01-22 Alan Modra <alan@linuxcare.com.au>
2981 * cppexp.c (parse_charconst): Change `mask' type to agree
2984 2001-01-21 Richard Henderson <rth@redhat.com>
2986 * config/i386/i386.c (ix86_asm_file_end): Disable putting
2987 pic_label_name in a linkonce section.
2989 2001-01-17 Philipp Thomas <pthomas@suse.de>
2991 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
2993 * configure: Regenerate.
2995 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
2997 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
2998 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
3000 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
3002 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
3003 If REVERSE nonzero then condition code in X must be reversed.
3004 (encode_section_info): Optimise if/else.
3005 (avr_function_value): Fix formatting.
3007 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
3008 (difficult_branch): Likewise.
3009 (rvbranch): Likewise.
3010 (difficult_rvbranch): Likewise.
3012 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
3014 * config/avr/libgcc.S: Fix comment.
3016 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3018 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
3020 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3022 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
3024 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3026 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
3027 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
3028 * configure, config.in: Regenerate.
3029 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
3030 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
3031 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
3032 (doprint.o): New rule.
3034 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
3036 * c-typeck.c (digest_init): Handle boolean types as scalars.
3038 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3040 * stmt.c (expand_return): Don't return anything if size is zero.
3041 Delete redundant assignment to BYTES.
3042 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
3044 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
3046 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
3047 the same as the default library function names.
3048 * config/avr/avr.md: Document special characters after '%'.
3049 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
3050 knowing which of the call-used registers are really clobbered.
3051 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
3052 New. Both quotient and remainder from one libgcc.S call.
3053 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
3054 clobber as few registers as possible.
3055 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
3057 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
3059 * cppmacro.c (funlike_invocation_p): Don't move back up to the
3060 context of the top of the stack.
3062 2001-01-20 Jakub Jelinek <jakub@redhat.com>
3064 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
3065 (fixup_var_refs_insns): ...here.
3067 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
3069 * function.c (fixup_var_refs_insns): Break up into
3070 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
3071 [loop over entire insn list], and fixup_var_refs_insns_with_hash
3072 [loop over hash table entries].
3073 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
3074 fixup_var_refs_insns_with_hash, to match above changes.
3076 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
3078 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
3079 (libgcc.a): Likewise.
3080 (stmp-multilib): Likewise.
3081 (STAGE2_FLAGS_TO_PASS): Likewise.
3083 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3085 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
3086 temporary if no_new_pseudos.
3088 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
3090 * cppinternals.texi: Update.
3092 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
3094 * arm.c (arm_init_builtins): Re-enable builtins.
3096 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3098 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
3099 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
3100 element to be null, and always expect an EXPR_LIST.
3101 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
3102 * sched-deps.c (sched_analyze_1): Likewise.
3103 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3105 * regclass.c (max_set_parallel): New variable.
3106 (reg_scan): Take it into account in computation of max_parallel.
3107 (reg_scan_mark_refs, case SET): Compute it.
3109 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
3111 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
3112 * function.c (assign_parms): Use INTVAL for a CONST_INT.
3114 2001-01-19 Jason Merrill <jason@redhat.com>
3116 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
3117 for the abstract instance of an inline function.
3119 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
3120 J"orn Rennecke <amylaar@redhat.com>
3122 * reload1.c (move2add_note_store): Treat all registers directly or
3123 indirectly derived from a base register as members of the same set
3125 (reload_cse_move2add): Adjust accordingly. Take mode and offset
3126 of base register into account.
3128 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
3130 * alias.c (find_base_value): Recognize TRUNCATE.
3131 (record_set): In PLUS case, invalidate if other summand is also a
3134 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3136 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
3137 entry to be EXPR_LIST.
3138 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
3139 be an EXPR_LIST (but not null, which other code doesn't allow).
3140 (note_stores): Properly handle PARALLEL in SET.
3141 Recursively call for top-level PARALLEL.
3142 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
3143 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3145 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
3147 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
3149 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
3150 not pfile->skipping (== 0).
3152 2001-01-17 Nick Clifton <nickc@redhat.com>
3154 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
3157 2001-01-17 Jim Wilson <wilson@redhat.com>
3159 * invoke.texi (IA-64 options): Improve.
3161 2001-01-17 Tom Tromey <tromey@redhat.com>
3163 * invoke.texi (Optimize Options): Use `{}' to around @samp
3166 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
3168 * invoke.texi (-fno-guess-branch-probability): New option.
3170 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3172 * combine.c (try_combine): Don't set i3_subst_into_i2 for
3173 case of making new double-word constant.
3174 Revert last change: instead just test i3_subst_into_i2.
3176 2001-01-17 Jakub Jelinek <jakub@redhat.com>
3178 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
3179 Use q constraints instead of r.
3181 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
3183 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
3184 (machine_function): Define.
3185 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
3186 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
3187 pa_free_machine_status): New functions.
3188 (override_options): Set {init,mark,free}_machine_status to above.
3189 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3190 PIC_OFFSET_TABLE_REGNUM_SAVED.
3191 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3192 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
3193 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
3194 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
3195 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3197 2001-01-15 DJ Delorie <dj@redhat.com>
3199 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
3203 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3205 * flow.c (propagate_on_insn): Make trying to delete a prologue
3206 or epilogue insn an ICE, not a warning. Allow doing this if
3207 the current function returns with stack pointer depressed.
3209 * combine.c (try_combine): If i3_subst_into_i2, properly check for
3210 I3 having more than one SET.
3212 2001-01-16 Jim Wilson <wilson@redhat.com>
3214 * invoke.texi: Document IA-64 options.
3216 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
3217 (fixup_errata): Delete TARGET_A_STEP use.
3218 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
3219 (TARGET_SWITCHES): Delete -ma-step option.
3220 * config/ia64/ia64.md (all FP patterns): Delete %B0.
3221 (movqicc_astep, movqi_internal_astep, movhicc_astep,
3222 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
3223 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
3224 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
3225 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
3227 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3228 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
3229 cmovsi_internal): Delete ! TARGET_A_STEP check.
3231 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3233 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
3234 possibility to report bugs via postal mail. Change a URL and
3235 merge in a nearly duplicate statement...
3236 (Bug Reporting): ...from here.
3237 (Service): Refer to the Bug Reporting section instead of
3239 (Contributing): Remove trivial explanations concerning snapshots.
3241 2001-01-16 Alan Modra <alan@linuxcare.com.au>
3243 * cppmain.c (general_init): Don't use ANSI prototype.
3245 2001-01-16 Tom Tromey <tromey@redhat.com>
3247 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
3249 2001-01-16 Richard Henderson <rth@redhat.com>
3251 * config/i386/i386.h: Fix comment typo.
3252 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
3253 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
3255 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3257 * gcc.c: Revert previous -fsyntax-only-related change; move
3260 2001-01-16 Jakub Jelinek <jakub@redhat.com>
3262 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
3263 inmode after checking GET_CODE (op).
3265 2001-01-16 Richard Henderson <rth@redhat.com>
3267 * flow.c (struct propagate_block_info): Add mem_set_list_len.
3268 (MAX_MEM_SET_LIST_LEN): New.
3269 (propagate_one_insn): Update mem_set_list_len.
3270 (invalidate_mems_from_autoinc): Likewise.
3271 (invalidate_mems_from_set): Likewise.
3272 (mark_used_regs): Likewise.
3273 (init_propagate_block_info): Likewise. Stop collecting memories
3274 when we reach MAX_MEM_SET_LIST_LEN.
3275 (mark_set_1): Likewise.
3277 2001-01-16 Richard Henderson <rth@redhat.com>
3279 * unroll.c (precondition_loop_p): Fail if no iteration
3282 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3284 * gcc.c: When -fsyntax-only is given, do not complain about
3287 2001-01-15 Richard Henderson <rth@redhat.com>
3289 * config/i386/i386.c (asm_output_function_prefix): Remove.
3290 (ix86_asm_file_end): New.
3291 (load_pic_register): Generate pic_label_name into a
3292 staticly allocated buffer.
3293 * config/i386/i386-protos.h: Update.
3294 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
3295 (ASM_FILE_END): New.
3296 * config/i386/i386afe.h: New file.
3297 * config.gcc (i?86-*-elf) [tm_file]: Use it.
3298 (i?86-*-{freebsd,linux*,moss*}): Likewise.
3299 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
3300 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
3301 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
3302 * config/i386/sco5.h (ASM_FILE_END): Likewise.
3303 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
3305 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
3307 * Makefile.in (install-man): Remove explicit dependency on
3310 * configure.in, configure: Revert previous patch requiring perl
3313 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
3315 * toplev.c (flag_guess_branch_prob): New.
3316 (f_options): Add guess-branch-probability option.
3317 (rest_of_decl_compilation): Only estimate branch probability if
3319 (main): set flag_guess_branch_prob.
3321 * flags.h (flag_guess_branch_prob): New.
3323 2001-01-15 DJ Delorie <dj@redhat.com>
3325 * gcc.texi (Makefile): Add documentation for Makefile targets.
3327 2001-01-15 Philip Blundell <philb@gnu.org>
3329 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
3331 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
3332 (is_pic): Delete declaration.
3333 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
3334 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
3335 * config/arm/arm.md (builtin_setjmp_receiver): New.
3337 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3339 * arm.c (use_return_insn): Don't try to determine the function type
3340 until after reload has completed.
3341 (arm_output_epilogue): Don't adjust the sp value recovered from the
3343 (emit_multi_reg_push): Don't record dwarf information for the pc.
3344 * arm.md (eh_epilogue): The function type may have changed, so it
3345 needs to be recalculated.
3346 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
3347 unwind tables on arm/netbsd.
3349 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3351 * arm.md (cbranchsi4): Correct calculation of branch ranges.
3352 (negated_cbranchsi4): Likewise.
3354 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3356 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
3357 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
3358 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
3359 pass -mapcs-* options to assembler.
3360 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
3361 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
3362 (ASM_SPEC): Call subtarget_extra_asm_spec.
3364 2001-01-15 Andreas Jaeger <aj@suse.de>
3366 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
3368 (ix86_expand_builtin): Likewise.
3370 * gencodes.c (output_predicate_decls): Make i size_t to avoid
3371 warning about comparison between signed and unsigned.
3373 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
3375 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
3377 2001-01-14 Ralf Baechle <ralf@gnu.org>
3379 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
3380 SUBTARGET_CPP_SPEC apropriatly.
3382 2001-01-12 Mark Mitchell <mark@codesourcery.com>
3384 * varasm.c (make_decl_rtl): Fix typo in last change.
3386 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
3388 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
3389 linker supports the init_priority C++ attribute.
3390 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
3391 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
3392 linker does not support init_priority C++ attribute.
3394 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
3396 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
3398 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
3400 * c-parse.in (finish_parse): Add comment about cpp_destroy.
3401 * cp/lex.c (finish_parse): Similarly.
3402 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
3403 Return the number of errors encountered.
3404 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
3405 * cppmain.c (main): Don't call cpp_destroy.
3407 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
3409 * configure.in: Require at least perl 5.6.0 to regenerate
3411 * configure: Regenerate.
3413 2001-01-14 Richard Henderson <rth@redhat.com>
3415 * genrecog.c (DT_veclen_ge): New.
3416 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
3417 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
3418 (nodes_identical_1): Handle DT_veclen_ge.
3419 (write_cond, debug_decision_2): Likewise.
3421 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
3423 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
3425 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
3427 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
3429 * cppmain.c (do_preprocessing): New function; most of the old
3431 (main): Call it to do most of the work.
3432 (cb): Move from global scope to set_callbacks ().
3433 (setup_callbacks): Get the callback pointer.
3434 (general_init, printer_init): Clean up code and comments.
3436 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
3438 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
3441 2001-01-14 Kazu Hirata <kazu@hxi.com>
3443 * config/h8300/h8300.c (get_shift_alg): Update comments.
3445 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3447 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
3448 (alloc_page, ggc_alloc): Add casts to remove warnings.
3450 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
3452 * combine.c (simplify_comparison): Don't change `code' when
3453 can't reverse comparison.
3455 2001-01-14 Richard Henderson <rth@redhat.com>
3457 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
3458 update all call sites. Return true for all non-label constants.
3460 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
3462 * i386.c (ix86_expand_compare): Add bypass_test and second_test
3464 (ix86_expand_branch): Update.
3465 (ix86_expand_setcc): Update to handle multiple test conditions.
3466 (expand_int_movcc): Likewise.
3467 (expand_fp_movcc): Likewise.
3468 * i386-protos.h (ix86_expand_compare): New.
3469 * i386.md (andqi_?_slp, orqi_?_slp): New.
3470 (conditional trap expander): Update call to ix86_expand_compare.
3472 2001-01-14 Richard Henderson <rth@redhat.com>
3474 * config/vax/vax.md: Use nonimmediate_operand instead of
3475 general_operand in destinations.
3477 * config/vax/vax.md (indirect_jump): Use register_operand.
3479 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
3480 * config/vax/vax.md (call_pop): Turn into an expander.
3481 (call_value_pop): Likewise.
3482 (call, call_value): New.
3484 2001-01-14 Andreas Jaeger <aj@suse.de>
3486 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
3488 (ix86_fp_compare_mode): Add unused attribute.
3489 (ix86_expand_fp_movcc): Remove unused variable.
3490 (ix86_expand_builtin): Make fcode unsigned.
3492 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
3493 (expand_expr): Add cast to avoid signed warning.
3494 (store_field): Likewise.
3495 (store_constructor_field): Likewise.
3496 (store_constructor): Likewise.
3497 (store_expr): Likewise.
3498 (clear_storage): Likewise.
3499 (emit_group_store): Likewise.
3500 (emit_group_load): Likewise.
3502 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3504 * c-common.c: Move format checking code to ...
3505 * c-format.c: ... here. New file. Reorder some functions and
3507 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
3509 * c-common.h (decl_handle_format_attribute,
3510 decl_handle_format_arg_attribute): Declare.
3511 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
3512 (c-common.o): Adjust dependencies.
3513 (c-format.o): New list of dependencies.
3515 2001-01-13 Jakub Jelinek <jakub@redhat.com>
3517 * unroll.c (loop_iterations): If we cannot prove iteration variable
3518 is set once in each iteration, punt.
3520 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
3522 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
3523 (*strlenhi): Remove clobber (which was buggy) of output address.
3525 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3527 * Makefile.in (generated-manpages): Add gcc.1
3528 ($(srcdir)/gcc.1): New target.
3529 (maintainer-clean): Delete $(srcdir)/gcc.1.
3530 * gcc.texi: Add macros @gccoptlist and @gol.
3531 * invoke.texi: Include option summary in manpage. Mark up option
3532 summary with @gccoptlist and @gol. Use @r in one place where
3534 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
3535 * gcc.1: Generate from invoke.texi.
3537 2001-01-13 Richard Henderson <rth@redhat.com>
3539 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
3540 (struct page_entry): Add group member.
3541 (struct page_group): New.
3542 (struct globals): Add page_groups member.
3543 (alloc_anon): Only define for using mmap; remove valloc call.
3544 (page_group_index): New.
3545 (set_page_group_in_use): New.
3546 (clear_page_group_in_use): New.
3547 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
3548 (free_page, release_pages): Likewise.
3549 * configure.in (with-gc): Default to ggc-page always.
3551 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3553 * reload1.c (replace_pseudos_in_call_usage): Use
3554 reg_equiv_constant and reg_equiv_address, and don't try
3555 regno_reg_rtx first.
3557 2001-01-13 Richard Henderson <rth@redhat.com>
3559 * ggc-page.c (alloc_page): Round up allocation size to one page.
3560 Set e->order on extra pages.
3562 2001-01-13 Richard Henderson <rth@redhat.com>
3564 * genrecog.c (nodes_identical): Expand commentary.
3565 (write_switch): Watch out for identical nodes.
3567 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3569 * cppfiles.c (_cpp_fake_include): New function.
3570 * cpphash.h (_cpp_fake_include): New.
3571 * cpplib.c (do_line): Call _cpp_fake_include when entering
3572 header files in preprocessed input.
3573 * cppmain.c (cb_pragma_implementation): Remove handling.
3574 (setup_callbacks): Don't register pragmas.
3576 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3578 * extend.texi: Udate for CPP.
3580 2001-01-13 Andreas Jaeger <aj@suse.de>
3582 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
3584 * regmove.c: Add prototype for replace_in_call_usage.
3586 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3588 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
3589 struct cpp_chunk, struct htab, struct toklist,
3590 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
3591 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
3592 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
3593 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
3594 (struct macro_args): Delete.
3595 * cpphash.h: See above.
3597 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3599 * cppmain.c (struct printer): Remove no_line_dirs.
3601 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
3602 : Use options rather than CPP_OPTION.
3603 (setup_callbacks): Use cb rather than pfile->cb.
3604 (main): No need to check for a buffer. Use cpp_errors.
3605 (printer_init): Don't set no_line_dirs.
3606 (maybe_print_line): Use options not no_line_dirs.
3607 (cb_file_change): Don't call print_line if -P.
3609 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3611 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
3613 * c-parse.in (finish_parse): Use cpp_errors.
3614 (__yylex): Use return value of cpp_pop_buffer.
3615 * cp/lex.c (finish_parse): Use cpp_errors.
3616 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
3618 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
3620 * README.AVR: URLs corrected.
3622 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3624 * c-decl.c (start_function): Don't warn if old prototype is builtin
3625 that's not in C's namespace.
3626 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
3627 (_bb): Add prototype for ctime.
3628 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
3630 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
3632 * i386.c (ix86_fp_comparison_arithmetics_cost,
3633 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
3634 ix86_fp_comparison_cost): New functions.
3635 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
3636 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
3637 two-branch sequences; make static.
3638 (ix86_use_fcomi_compare): Do decision according to the costs.
3639 (split_fp_branch): New.
3640 * i386.md (compare-and-branch patterns): Use split_fp_branch.
3641 * i386-protos.h (ix86_expand_fp_compare): Remove
3642 (ix86_split_fp_branch): Declare.
3644 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
3645 and ix86_comparison_operator.
3647 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
3650 * i386.c (put_condition_code): Output properly the unordered/ordered
3651 compares in fp case.
3652 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
3654 * tm.texi (REVERSE_CONDITION): Document.
3655 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
3656 in -ffast-math mode.
3657 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
3659 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3661 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
3663 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
3666 * config/sh/sh.c (mova_p): Fix test for mova_const.
3668 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3670 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
3671 cpp_get_options rather than dereferencing pfile and using
3673 * scan-decls.c (scan_decls): Use return value of
3674 cpp_pop_buffer rather than CPP_BUFFER.
3676 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
3678 * cppinit.c (cpp_handle_option): help_only is now part of the
3679 cpp_options structure.
3680 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
3681 cpp_set_callbacks): New functions.
3682 * cpplib.h (cpp_callbacks): Break out as a named structure.
3683 (cpp_options): Move help_only here from cpp_reader.
3684 (CPP_FATAL_ERRORS): Update to use cpp_errors.
3685 (cpp_errors, cpp_get_options, cpp_get_callbacks,
3686 cpp_set_callbacks): New prototypes.
3687 * cppmain.c (main): Update for help_only.
3689 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
3691 * Makefile.in (info, maintainer-clean, install-info, uninstall):
3692 Also build and remove and install and uninstall c-tree.info and
3694 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
3695 ($(srcdir)/cppinternals.info): New target.
3696 * c-tree.texi: Change file name used when makeinfo used without -o
3697 from ir.info to c-tree.info. Add info directory entry.
3698 * cppinternals.texi: Add info directory entry.
3699 * .cvsignore: Update.
3701 2001-01-12 Jakub Jelinek <jakub@redhat.com>
3703 * c-typeck.c (store_init_value): Don't require constant initializer
3704 elements with -pedantic -std=c99.
3705 (digest_init): Change error about non-constant initializer elements
3707 (constructor_range_end): Remove.
3708 (constructor_incremental, designator_depth,
3709 designator_errorneous): New variables.
3710 (struct constructor_stack): Remove range_end, add incremental.
3711 (struct constructor_range_stack, constructor_range_stack): New.
3712 (struct initializer_stack): Add constructor_range_stack.
3713 (finish_init): Set it.
3714 (start_init): Likewise. require_constant_elements for non-static
3715 trees only if not flag_isoc99.
3716 (really_start_incremental_init): Remove constructor_range_end, add
3717 constructor_incremental.
3718 (pop_init_level): Likewise.
3719 (push_init_level): Likewise. If implicit and the subobject had some
3720 value set already, preinitialize the level with it.
3721 Warn about missing braces only if not pushing due to designators.
3722 (set_designator, push_range_stack): New functions.
3723 (set_init_label): Use them.
3724 (set_init_index): Likewise. Remove constructor_range_end.
3725 Error if designator index is outside of array bounds.
3726 (add_pending_init): Compare values of purpose index trees, not the
3727 trees themselves. Allow overwriting of already initialized element.
3728 Issue a warning if it had side-effects.
3729 (set_nonincremental_init, set_nonincremental_init_from_string): New
3731 (pending_init_member): Rename to...
3732 (find_init_member): ...this function. Call set_nonincremental_init
3733 if necessary. Compare values of purpose index trees, not the trees
3734 themselves. Return the actual value, not just non-zero if something
3736 (output_init_element): Remove checks for duplicates.
3737 If field has zero size, only check the initializer for correctness.
3738 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
3739 if constructor_incremental is zero. Change error about initializers
3740 not computable at load time into pedwarn.
3741 (output_pending_init_elements): Compare bit positions, not
3742 FIELD_DECLs to take into account zero-sized fields.
3743 (process_init_element): Use constructor_range_stack to fill all
3744 ranges in the designator lists from current level up.
3745 * extend.texi: Update documentation for labeled elements.
3747 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
3749 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
3750 to function usage for arguments passed by reference. Optimize
3751 callee-copied arguments.
3752 * regmove.c (replace_in_call_usage): New function.
3753 (fixup_match_1): Call it.
3754 * cse.c (cse_insn): Canonicalize registers in function usage.
3755 * reload1.c (replace_pseudos_in_call_usage): New function.
3758 * Makefile.in: Reverted yesterday's wrong patch. Installed the
3761 2001-01-12 Jakub Jelinek <jakub@redhat.com>
3763 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
3766 2001-01-12 DJ Delorie <dj@redhat.com>
3768 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
3769 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
3772 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
3774 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
3775 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
3776 -std options alongside references to -ansi. Update some
3777 documentation for C99.
3778 * cpp.1: Regenerate.
3780 2001-01-12 Andreas Jaeger <aj@suse.de>
3782 * haifa-sched.c (restore_line_notes): Remove argument block B
3784 * sched-ebb.c (schedule_ebb): Change caller.
3785 * sched-rgn.c (schedule_region): Likewise.
3786 * sched-int.h (restore_line_notes): Adjust prototype.
3788 * loop.h: Remove wrong declaration of doloop_condition_get.
3790 2001-01-12 Phil Edwards <pme@sources.redhat.com>
3792 * extend.texi: Move C++-extension-related node from the C section
3793 into the C++ section.
3795 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
3797 * extend.texi: Refer to an array of pointers to functions instead
3798 of one of functions.
3800 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
3801 Jan Hubicka <jh@suse.cz>
3803 * combine.c (reversed_comparison): Fix typo in last patch.
3805 (combine_reversed_comparison_code): Make static to follow
3806 prototype declaration.
3808 2001-01-12 Phil Edwards <pme@sources.redhat.com>
3810 * install.texi: Remove misplaced duplicate entry.
3812 2001-01-11 Ulrich Drepper <drepper@redhat.com>
3814 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
3816 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
3818 * final.c: (leaf_function_p): Fix typo.
3820 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
3822 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
3823 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
3825 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
3826 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
3827 mmap_anon, and valloc is available.
3828 * ggc-page.c: Restructure ifdef logic to match new autoconf
3829 spec. Don't throw away the test page in init_ggc.
3831 * configure, config.in: Regenerate.
3833 2001-01-12 Michael Hayes <mhayes@redhat.com>
3835 * loop.h (total_biv_increment): Constify iv_class pointer.
3836 (struct induction): Replace `mem_mode' with `mem' rtx.
3837 * unroll.c (total_biv_increment): Constify iv_class pointer.
3838 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
3839 (find_mem_givs, combine_givs_p): Likewise.
3840 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
3842 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
3844 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
3846 (__gthread_getspecific): Ditto.
3848 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
3850 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
3851 put_condition_code): Convert fp comparison codes to integer
3853 (ix86_expand_fp_compare): Postnote the fp comparison code converison
3856 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
3857 * i386-protos.h (no_comparison_operator): Kill.
3859 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
3861 * combine.c (REVERSIBLE_CC_MODE): Remove.
3862 (reversible_comparison_p): Remove.
3863 (combine_reversed_comparison_code): New.
3864 (reversed_comparison): New.
3865 (combine_simplify_rtx): Use
3866 combine_reversed_comparison_code/reversed_comparison instead
3867 of reversible_comparison_p.
3868 (simplify_if_then_else): Likewise.
3869 (simplify_set): Likewise.
3870 (simplify_logical): Likewise.
3871 (if_then_else_cond): Likewise.
3872 (known_cond): Likewise.
3873 (simplify_comparison): Likewise.
3875 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
3877 * builtins.c (std_expand_builtin_va_start): Handle varargs when
3878 sizeof (int) is larger than sizeof(__word__).
3880 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
3882 * cppinit.c (do_includes): Fix typo.
3884 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3886 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
3887 in S_REGS does not occur because not all sources are possible
3888 when a S_REGS is a destination (sometimes needs a clobber).
3889 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
3890 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
3891 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
3892 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
3893 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
3894 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
3895 (lshrdi_const1, lshrsi3_const16): Likewise.
3896 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
3897 (*movhi_68hc12, *movqi_68hc12): Likewise.
3898 (movstrictqi): Make sure reloading in D_REGS as a destination
3901 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
3903 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
3905 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
3907 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
3908 -D, -U and -A, and don't initialize the builtins.
3909 (do_includes): Error if -include or -imacros with -fpreprocessed.
3910 * cppmain.c (cb_define, cb_undef): Unconditionally process
3912 * tradcpp.c (main): Fix typo.
3914 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
3916 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
3917 (read_name_map): Use IS_ABSOLUTE_PATH.
3918 * tradcpp.c (get_filename): Likewise.
3920 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3922 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
3923 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
3924 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
3925 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
3926 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
3927 (cmphi_z_used): Don't use '@' for the output.
3928 (tstqi_z_used): Likewise.
3929 (cmpqi_z_used): Likewise.
3930 (one_cmplsi2): Likewise.
3932 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
3934 * config/sh/sh.c (barrier_align): Recognize branch around far
3935 branch and redundant insn.
3937 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
3939 * invoke.texi: Restore documentation of the drivers' switches -MD
3942 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
3944 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
3946 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
3947 check-objc//%): Support parallel testing of multilibs.
3948 (TESTSUITEDIR): Set to testsuite by default, but override for
3950 (check-gcc, check-g++, check-g77, check-objc): Enter
3953 2001-01-11 Bernd Schmidt <bernds@redhat.com>
3955 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
3956 * sched-deps.c (deps_may_trap_p): Likewise.
3957 * basic-block.h: Remove a comment.
3958 * flow.c (PROP_POSTRELOAD): Remove.
3959 (update_life_info): Don't add it to prop_flags.
3960 (mark_set_1): Lose the code that was enabled by it.
3962 2001-01-11 Michael Hayes <mhayes@redhat.com>
3964 * flow.c (flow_call_edges_add): New.
3965 * basic_block.h (flow_call_edges_add): New.
3967 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
3969 * reload1.c (move2add_note_store): Update reg_set_luid even if
3970 base reg remains the same.
3972 2001-01-10 Nick Clifton <nickc@redhat.com>
3974 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
3975 machine_function structure to zero.
3976 Add prototypes for machine_status functions.
3978 2001-01-10 Mark Mitchell <mark@codesourcery.com>
3980 * c-common.h (CTI_VOID_LIST): Remove.
3981 (void_list_node): Likewise.
3982 * tree.h (TI_VOID_LIST_NODE): New enumeral.
3983 (void_list_node): New macro.
3984 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
3985 * config/i386/i386.c (ix86_init_builtins): Likewise.
3986 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
3988 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
3990 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
3991 * cppinit.c (cpp_start_read): Update comment, remove unneeded
3993 * tradcpp.c: Include mkdeps.h.
3994 (deps, print_deps_phony_targets, deps_append, output_deps,
3995 init_dependency_output, output_deps): New.
3996 (deps_buffer, deps_allocated_size, deps_size, deps_column,
3997 deps_output): Delete.
3998 (print_deps_missing_files): Rename deps_missing_files.
3999 (inhibit_output): Make global.
4000 (main): Delete inhibit_output, deps_stream, deps_target.
4001 Use mkdeps functionality in the same way as cpplib. Remove
4002 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
4003 -M and -MM. Remove old handling of deps via deps_out, and
4004 old reading of environment variables.
4005 (get_filename): Update to use deps_add_dep.
4007 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4009 * output.h (make_function_rtl): Remove prototype.
4010 (make_decl_rtl): Likewise.
4011 * varasm.c (make_function_rtl): Remove.
4012 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
4013 than from a third parameter.
4014 * tree.h (make_decl_rtl): Remove last parameter.
4015 * c-decl.c (builtin_function): Remove last argument in call to
4016 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
4017 (start_function): Likewise.
4018 * except.c (call_get_eh_context): Likewise.
4019 * expr.c (emit_block_move): Likewise.
4020 (clear_storage): Likewise.
4021 * profile.c (output_func_start_profiler): Likewise.
4022 * toplev.c (rest_of_decl_compilation): Likewise.
4023 * objc/objc-act.c (create_builtin_decl): Likewise.
4024 (synth_module_prologue): Likewise.
4025 (generate_static_reference): Likewise.
4026 (build_selector_reference_decl): Likewise.
4027 (build_class_reference_decl): Likewise.
4028 (build_objc_string_decl): Likewise.
4029 (build_protocol_reference): Likewise.
4031 2001-01-10 Richard Henderson <rth@redhat.com>
4033 * hwint.h: Revert yesterday's change.
4035 2001-01-10 Nick Clifton <nickc@redhat.com>
4037 * function.h (save_machine_status): Delete.
4038 (restore_machine_status): Delete.
4039 Amend comment describing {init|mark|free}_machine_status.
4041 * function.c (save_machine_status): Delete.
4042 (restore_machine_status): Delete.
4043 Amend comment describing {init|mark|free}_machine_status.
4044 (push_function_context_to): Remove invocation of
4045 save_machine_status.
4046 (pop_function_context_from): Remove invocation of
4047 restore_machine_status.
4049 * emit-rtl.c (init_emit_once): Amend comment describing
4050 {init|mark|free}_machine_status.
4052 * tm.texi (Per-Function Data): New node. Describe the
4053 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
4056 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4058 * cppinit.c (OPT_g): Remove.
4059 (cpp_handle_option): Update for removed -g3.
4060 (print_help): Update.
4061 * cpplib.h (struct cpp_options): Remove debug_output.
4062 * cppmain.c (setup_callbacks, cb_define): Update.
4063 * gcc.c (cpp_options): Translate -g3 to -dD.
4065 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
4067 * config/i960/i960.md: Change modifier to + on the zero_extract
4068 pattern after the (rotate -2 reg) canonicalization pattern.
4070 2001-01-10 Richard Henderson <rth@redhat.com>
4072 * config/alpha/alpha.c (alpha_free_machine_status): New.
4073 (override_options): Install it.
4074 (alpha_mark_machine_status): Verify machine non-null.
4075 * config/i386/i386.c (ix86_free_machine_status): New.
4076 (override_options): Install it.
4077 (ix86_init_machine_status): Use xcalloc.
4078 (ix86_mark_machine_status): Verify machine non-null.
4079 * config/ia64/ia64.c (ia64_free_machine_status): New.
4080 (ia64_override_options): Install it.
4081 (ia64_mark_machine_status): Verify machine non-null.
4083 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
4085 * function.c (instantiate_virtual_regs): Instantiate virtual
4086 registers found in CALL_INSN_FUNCTION_USAGE.
4088 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4090 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
4091 equivalent to -ansi in disabling -Di386.
4093 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
4095 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
4097 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
4099 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
4101 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
4103 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4105 * invoke.texi: Document that -fcond-mismatch isn't supported for
4108 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4110 * gcc.texi: Define macro gcctabopt.
4111 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
4112 @command, @env and @option in some places where appropriate. Use
4113 @gcctabopt where appropriate. Put URLs and email addresses inside
4116 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
4118 * gcc.c (cpp_options): Set MD file name from output
4119 filename, if specified.
4120 (suffix_subst): New static variable.
4121 (do_spec): Clear it.
4122 (do_spec_1, case '.'): Handle new `%.suffix' spec.
4124 (give_switch): Handle suffix_subst.
4126 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4128 * invoke.texi: Fix another typo.
4130 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4132 * invoke.texi: Fix typo.
4134 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4136 * c-lang.c (lang_hooks): Update.
4137 (lang_decode_option): Remove.
4138 (lang_init_options): Rename c_init_options.
4139 * toplev.c (main): Use lang_hooks for lang_init_options
4140 and lang_decode_option.
4141 * toplev.h (lang_hooks): Add 2 new hooks.
4142 * tree.h: Remove lang_init_options and lang_decode_option.
4143 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
4144 * cp/decl2.c: Similarly.
4145 * cp/lex.c (lang_init_options): Rename cxx_init_options.
4146 (lang_hooks): Update.
4147 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
4149 (lang_init_options): Rename ffe_init_options.
4150 (lang_hooks): Update.
4151 (lang_decode_option): Remove.
4152 * java/lang.c (lang_init_options): Rename java_init_options.
4153 (lang_decode_option): Rename java_decode_option.
4154 (lang_hooks): Update.
4155 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
4156 (lang_decode_option): Rename objc_decode_option.
4157 (lang_hooks): Update.
4159 2001-01-09 Nick Clifton <nickc@redhat.com>
4161 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
4162 (d30v_return_addr_rtx): Delete.
4163 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
4164 cfun->machine structure.
4165 (struct machine_function): Move to d30v.h
4166 (d30v_save_machine_status): Delete.
4167 (d30v_restore_machine_status): Delete.
4168 (d30v_init_machine_status): New Function.
4169 (d30v_mark_machine_status): New Function.
4170 (d30v_free_machine_status): New Function.
4171 (d30v_init_expanders): Use new functions.
4172 (d30v_return_addr): Use ra_rtx field in cfun->machine.
4173 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
4174 d30v_return_addr_rtx.
4176 * config/d30v/d30v.h (struct_machine): Move here.
4177 Add eh_epilogue_sp_ofs field.
4179 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
4180 field in cfun->machine structure.
4182 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
4184 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
4185 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
4186 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4188 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
4190 * objc/lang-options.h: Remove bogus reference to
4193 2001-01-09 Kazu Hirata <kazu@hxi.com>
4195 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
4198 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
4200 * reload.c (find_reloads_address): Check for eliminable registers
4201 when substituting a constant expression for a pseudo.
4203 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
4205 * c-common.c (enum format_type): Add format_type_error.
4206 (decode_format_type): New function.
4207 (decl_attributes): Use it.
4208 (format_kind_info): Adjust comment.
4210 2001-01-09 David O'Brien <obrien@BSDi.com>
4212 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
4213 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
4215 * config/i386/gnu.h: Don't include required platform specific .h files,
4216 tm.h will do it instead.
4217 * config/i386/i386elf.h: Likewise.
4218 * config/i386/linux.h: Likewise.
4219 * config/i386/moss.h: Likewise.
4220 * config/mips/gnu.h: Likewise.
4222 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4224 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
4225 (rs6000-ibm-aix3.[01]*): Likewise.
4226 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
4227 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
4228 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
4229 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
4230 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
4231 (powerpc-*-eabiaix*): Likewise.
4232 (powerpc-*-eabisim*): Likewise.
4233 (powerpc-*-elf*): Likewise.
4234 (powerpc-*-eabi*): Likewise.
4235 (powerpc-*-rtems*): Likewise.
4236 (powerpc-*-linux*libc1): Likewise.
4237 (powerpc-*-linux*): Likewise.
4238 (powerpc-wrs-vxworks*): Likewise.
4239 (powerpcle-wrs-vxworks*): Likewise.
4240 (powerpcle-*-sysv*): Likewise.
4241 (powerpcle-*-elf*): Likewise.
4242 (powerpcle-*-eabisim*): Likewise.
4243 (powerpcle-*-eabi*): Likewise.
4244 (powerpcle-*-solaris2*): Likewise.
4245 * config/rs6000/aix31.h: Delete includes.
4246 * config/rs6000/aix3newas.h: Likewise.
4247 * config/rs6000/aix41.h: Likewise.
4248 * config/rs6000/aix43.h: Likewise.
4249 * config/rs6000/beos.h: Likewise.
4250 * config/rs6000/rtems.h: Likewise.
4251 * config/rs6000/sysv4.h: Likewise.
4253 2001-01-09 Kazu Hirata <kazu@hxi.com>
4255 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
4256 Change an argument mode of machine_mode to shift_mode of
4257 shift_mode. Remove an extra error check.
4258 (emit_a_shift): Adopt to the new calling prototype of
4260 (function_prologue): Fix code for a monitor
4261 function. Support H8/S.
4262 (function_epilogue): Do not output pop for a monitor function.
4264 2001-01-09 Nick Clifton <nickc@redhat.com>
4266 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
4267 (setup_incoming_varargs): Use sysv_varargs_p field of the
4268 cfun->machine structure.
4269 (struct machine_function): Move to rs6000.h
4270 (rs6000_save_machine_status): Delete.
4271 (rs6000_restore_machine_status): Delete.
4272 (rs6000_init_machine_status): New Function.
4273 (rs6000_free_machine_status): New Function.
4274 (rs6000_init_expanders): Use new functions.
4276 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
4278 (struct machine_function): Move here.
4280 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
4281 sysv_varargs_p field of the cfun->machine structure.
4283 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
4285 (rs6000_restore_machine_status): Remove prototype.
4287 2001-01-09 Richard Henderson <rth@redhat.com>
4289 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
4290 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
4291 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
4292 (sched_analyze_2, sched_analyze_insn): Likewise.
4293 (sched_analyze, init_deps): Likewise.
4294 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
4295 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
4296 (compute_block_backward_dependences): Update propagate_deps call.
4298 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
4300 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
4302 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4304 * cppinit.c (OPT_MD, OPT_MMD): Restore.
4305 (cpp_handle_option): Handle them.
4306 (cpp_post_options): Ensure one of -M or -MM is specified with
4307 any other -M? option.
4308 (init_dependency_output): Suppress output with -MG.
4310 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4313 * invoke.texi: Update.
4315 2001-01-09 Bernd Schmidt <bernds@redhat.com>
4317 * sh.md (reload_outsf): Generate recognizable patterns for
4320 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4322 * c-lang.c (lang_hooks): Update.
4323 (lang_init): Rename c_init.
4324 (lang_finish): Remove.
4325 * toplev.c (compile_file): Use lang_hooks for lang_init ()
4327 * toplev.h (lang_hooks): Add init () and finish ().
4328 * tree.h (lang_init, lang_finish): Remove.
4329 * cp/tree.h (lang_init, lang_finish): Remove.
4330 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
4331 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
4333 (lang_init, lang_finish): Remove.
4334 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
4335 (lang_hooks): Update.
4336 * java/lang.c (lang_init): Rename java_init.
4337 (lang_finish): Remove.
4338 (lang_hooks): Update.
4339 * objc/objc-act.c (lang_init): Rename objc_init.
4340 (lang_finish): Remove.
4341 (lang_hoooks): Update.
4343 20001-01-09 Graham Stott <grahams@redhat.com>
4345 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
4346 after `ptr` is initialised.
4348 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4350 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
4351 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
4352 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
4353 stack adjusts, instead of r3.
4355 2001-01-09 Michael Hayes <mhayes@redhat.com>
4357 * flow.c (flow_loop_scan): Break out of ...
4358 (flow_loops_find) ... here.
4359 * basic-block.h (flow_loop_scan): New.
4360 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
4361 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
4363 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4365 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
4367 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
4368 realloc()ing macro_buffer.
4370 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4371 if it's wider than long and the target's long is wider than the
4374 2001-01-09 Mark Mitchell <mark@codesourcery.com>
4376 Remove support for using UWIN as a host machine.
4377 * configure.in: Issue an error message.
4378 * configure: Regenerated.
4379 * config.gcc: Remove xm_* UWIN configury.
4380 * config/i386/xm-uwin.h: Remove.
4382 2001-01-08 Nick Clifton <nickc@redhat.com>
4384 * config/v850/v850.c (ra_rtx): Delete.
4385 (v850_save_machine_status): Delete.
4386 (v850_restore_machine_status): Delete.
4387 (v850_init_machine_status): New function.
4388 (v850_mark_machine_status): New function.
4389 (v850_free_machine_status): New function.
4390 (v850_return_addr): Use ra_rtx field in machine structure.
4391 (v850_init_expanders): Use new functions.
4393 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
4394 * config/v850/v850.c: Change arguments to v850_output+* functions
4395 to take a const char *, to avoid compile time warning.
4396 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
4397 (USER_LABEL_PREFIX): Redefine.
4399 2000-01-08 Jim Wilson <wilson@redhat.com>
4401 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
4402 1 to unsigned HOST_WIDE_INT before left shift.
4404 2001-01-08 Nick Clifton <nickc@redhat.com>
4406 * config/arm/arm.c (arm_mark_machine_status): Check to see if
4407 the machine structure has been allocated.
4408 (arm_free_machine_status): New function: Free the machine
4409 specific function structure.
4411 2001-01-08 Richard Henderson <rth@redhat.com>
4413 * jump.c (simplejump_p): Revert last change.
4415 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
4417 * cppinit.c (init): Rename init_library.
4418 (cpp_create_reader): Update.
4419 * gcc.c (cpp_options): If -o given, use it as the target of
4422 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
4424 * arm.c (arm_arch5e): New variable.
4425 (all_cores): XScale is a 5TE device.
4426 (arm_override_options): Set arm_arch5e.
4427 (arm_init_builtins): __builtin_prefetch is in arch5e.
4428 * arm.h (arm_arch5e): Declare it.
4430 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
4432 * arm.md (define_constants): Add defines for UNSPEC and
4433 UNSPEC_VOLATILE insns. Update all users.
4434 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
4435 * arm.c (multi_register_push, note_invalid_constants)
4436 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
4437 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
4438 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
4440 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
4442 * jump.c (jump_optimize_1): Use reversed_comparison_code
4443 instead of can_reverse_comparison_p.
4444 (jump_back_p): Likewise.
4445 (invert_exp_1): Likewise.
4446 (thread_jumps): Likewise.
4447 * simplify-rtx.c (simplify_unary_operation): Likewise.
4448 (simplify_ternary_operation): Likewise.
4449 * cse.c (find_comparison_args): Convert to use
4450 can_reverse_comparison_p.
4451 (record_jump_equiv): Likewise.
4453 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
4455 * arm.h (HARD_REGNO_RENAME_OK): Delete.
4456 (EPILOGUE_USES): Define.
4457 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
4458 automatically stack the LR if it isn't live.
4460 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
4462 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
4465 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
4467 * ggc-page.c (max_alignment): New structure.
4468 (MAX_ALIGNMENT): New macro.
4469 (init_ggc): Use it to round up the sizes in the
4470 extra_order_size_table.
4472 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4474 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
4477 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4479 * builtins.def (BUILT_IN_FPRINTF): New entry.
4481 * c-common.c (c_expand_builtin_fprintf): New function.
4482 (init_function_format_info): Handle __builtin_fprintf.
4483 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
4484 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
4486 * c-decl.c (duplicate_decls): Adjust comment.
4488 * extend.texi (fprintf): Document new builtin.
4490 2001-01-07 Richard Henderson <rth@redhat.com>
4492 * jump.c (simplejump_p): Recognize any single_set jump
4495 2001-01-07 Richard Henderson <rth@redhat.com>
4497 * configure.in (slibdir): Accept an --with-slibdir option.
4498 Use "test" not "[" in configure. Default to $(libdir).
4500 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
4502 * config/t-aix43 (SHLIB_INSTALL): Likewise.
4503 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
4504 (SHLIB_LINK): Create links for the soname.
4505 * config/mips/t-iris6: Likewise.
4506 * config/sparc/t-slibgcc: Likewise.
4507 * config/sparc/t-slibgcc-sld: Likewise.
4509 2001-01-07 Jakub Jelinek <jakub@redhat.com>
4511 * config/i386/i386.c (constant_call_address_operand): Accept
4512 (const (plus (symbol_ref) (const_int))).
4513 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
4514 constant_call_address_operand.
4516 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4518 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
4519 and LONG_LONG_TYPE_SIZE > 32.
4521 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4523 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
4524 the previous change.
4526 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
4528 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
4530 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
4531 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
4532 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
4535 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4537 * fix-header.c (read_scan_file): s/pfile/scan_in/.
4539 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4541 * c-lang.c (c_post_options): Call cpp_post_options.
4542 * objc/objc-act.c (objc_post_options): Similarly.
4543 * cppmain.c (main): Similarly.
4544 * fix-header.c (read_scan_file): Similarly.
4545 * cppinit.c (cpp_start_read): Move option consistency checks
4546 to cpp_post_options. Don't call init_dependency_output.
4547 If needed, add default target and main file dependency.
4548 (OPT_MD, OPT_MMD): Remove.
4550 (cpp_handle_option): Update for OPT_* changes.
4551 (cpp_post_options): New.
4552 (init_dependency_output): Command line -MF overrides environment
4553 variables. Don't set default target etc. Suppress output
4554 if dependencies are going to stdout.
4555 (print_help): Update.
4556 * cpplib.h (cpp_post_options): New.
4557 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
4559 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
4561 * jump.c (comparison_dominates_p): Support unordered compares.
4563 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
4565 * simplify-rtx.c (simplify_relational_operation): Always simplify
4566 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
4569 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
4571 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
4572 (nonzero_bits): Likewise.
4573 (simplify_comparison): Likewise.
4574 (num_sign_bit_copies): Likewise; return more sane value depending
4575 on STORE_FLAG_VALUE.
4576 (known_cond): Do not assume EQ to be always true for equivalent
4579 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
4581 * cse.c (fold_rtx): Handle unordered comparisons.
4583 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
4585 * rtlanal.c (set_of_1): New static function.
4586 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
4587 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
4588 reg_set_last_last_regno): Remove.
4589 (set_of): New global function.
4590 (set_of_data): New structure.
4591 (reg_set_p, reg_set_last): Revamp for set_of.
4592 * rtl.h (set_of): New.
4594 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
4596 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
4597 * extend.texi: Document _Exit builtin.
4599 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4601 * (initialize, initialize_builtins,
4602 initialize_dependency_output, initialize_standard_includes):
4603 Rename s/initialize/init. Update.
4604 (init_dependency_output): Move to after
4605 cpp_handle_options, the correct location temporally at least.
4606 (opt_comp): Move next to init (), its caller. Fix prototype.
4607 (init): Make "initialized" local scope.
4608 (cpp_create_reader): Always call init ().
4609 (cpp_start_read): Update.
4610 (output_deps): New function, broken out of cpp_finish.
4611 (cpp_finish): Break out output_deps.
4613 2001-01-07 Richard Henderson <rth@redhat.com>
4615 * collect2.c (COFF specific stuff): Revert 12-06 patch
4616 to prototype system functions.
4618 2001-01-07 Michael Hayes <mhayes@redhat.com>
4620 * hard-reg-set.h: Add multiple include guard.
4621 * basic-block.h (struct loop): Add `sink' field.
4622 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
4623 (emit_iv_add_mult): Delete.
4624 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
4625 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
4626 (unroll_loop): Remove end_insert_before argument.
4627 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
4628 (maybe_eliminate_biv_1): Likewise.
4629 (emit_iv_add_mult): Delete.
4630 (gen_add_mult, loop_regs_update): New.
4631 (loop_insn_emit_after, loop_insn_emit_before): New.
4632 (loop_insn_sink, loop_insn_sink_or_swim): New.
4633 (emit_iv_add_mult): Delete.
4634 (scan_loop): Set loop->sink.
4635 (loop_givs_reduce): Use loop_insn_sink and its ilk.
4636 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
4637 (maybe_eliminate_biv_1): Likewise.
4638 (maybe_eliminate_biv_1): Add basic block argument.
4639 * unroll.c (unroll_loop): Remove end_insert_before argument.
4640 (find_splittable_regs): Likewise.
4641 (find_splittable_regs): Use loop_insn_sink and its ilk.
4642 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
4644 2001-01-07 Michael Hayes <mhayes@redhat.com>
4646 * loop.h (loop_insn_hoist): New prototype.
4647 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
4648 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
4649 (check_dbra_loop, load_mems): Likewise.
4650 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
4651 (find_splittable_givs): Likewise.
4653 2001-01-07 Michael Hayes <mhayes@redhat.com>
4655 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
4657 2001-01-07 Richard Henderson <rth@redhat.com>
4659 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
4661 2001-01-07 Richard Henderson <rth@redhat.com>
4663 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
4664 NO_SHARED_LIBGCC_MULTILIB as required for the target.
4665 * gcc.c (init_spec): Massage the existing libgcc_spec into a
4666 variant that handles a shared libgcc.
4667 (process_command): Always validate -{static,shared}-libgcc.
4668 (do_spec_1): New 'M' case.
4669 * invoke.text (Link Options): Document -{static,shared}-libgcc.
4671 2001-01-07 Richard Henderson <rth@redhat.com>
4673 * Makefile.in (slibdir): New variable.
4674 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
4675 (installdirs): Create slibdir.
4676 (install-libgcc, install-multilib): Defer to libgcc.mk.
4677 * configure.in (slibdir): Substitute.
4678 * mklibgcc.in (install): New target.
4680 * config/t-linux (SHLIB_LINK): Create links for the soname.
4681 (SHLIB_INSTALL): New.
4682 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
4683 * config/mips/t-iris6 (SHLIB_INSTALL): New.
4684 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
4685 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
4686 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
4688 2001-01-07 Richard Henderson <rth@redhat.com>
4690 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
4691 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
4692 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
4694 2001-01-07 Michael Hayes <mhayes@redhat.com>
4696 * loop.c (count_loop_regs_set): Delete.
4697 (load_mems_and_recount_loop_regs_set): Delete.
4698 (loop_regs_scan): Merge common code from count_loop_regs_set,
4699 scan_loop, and load_mems_and_recount_loop_regs_set.
4700 (scan_loop): Call load_mems directly and loop_regs_scan
4701 again if new registers created.
4703 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4705 * toplev.c (main): Call the front-end specific post_options
4706 hook if one is given.
4707 * toplev.h (struct_lang_hooks, lang_hooks): New.
4708 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
4709 for the C front end.
4710 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
4711 lang_hooks for the C++ front end.
4712 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
4713 lang_hooks for the ObjC front end.
4714 * f/com.c (lang_hooks): Hooks for the Fortran front end.
4715 * java/lang.c (lang_hooks): Hooks for the Java front end.
4717 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
4719 * c-lex.c (init_c_lex): Request #define / #undef callbacks
4720 for verbose DWARF[2] debugging.
4721 (cb_define, cb_undef): The new callbacks.
4722 * toplev.h (debug_define, debug_undef): Make const correct.
4723 * toplev.c (debug_define, debug_undef): Similarly. Do not
4724 perform the verbosity tests here anymore.
4726 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
4728 * reload.c (subst_reloads): Take INSN argument. When
4729 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
4730 * reload.h (subst_reloads): Adjust prototype.
4731 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
4732 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
4733 present in JUMP_INSNs and copy them to JUMP_LABEL.
4734 * flow.c (find_label_refs, find_basic_blocks_1): Skip
4735 JUMP_INSNs and insns with REG_LABELs that are followed by
4736 JUMP_INSNs with the same REG_LABEL.
4737 * sched-rgn.c (is_cfg_nonregular): Likewise.
4738 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
4740 * unroll.c (unroll_loop): Look for REG_LABEL notes in
4742 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
4744 2001-01-06 Richard Henderson <rth@redhat.com>
4746 * loop.c (scan_loop): Use xcalloc for the regs array.
4747 (load_mems_and_recount_loop_regs_set): Zero the new memory
4748 received from xrealloc.
4750 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
4752 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
4754 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
4756 * integrate.c (copy_rtx_and_substitute): When copying
4757 an ignored return value, strip REG_FUNCTION_VALUE_P.
4759 2001-01-06 Michael Hayes <mhayes@redhat.com>
4761 * loop.c (debug_biv, debug_giv): New.
4762 (loop_biv_dump): Break out from ...
4763 (record_biv): ... here.
4764 (loop_giv_dump): Break out from ...
4765 (record_giv): ... here.
4766 (loop_bivs_check): Use print_simple_rtl.
4767 * unroll.c (loop_iterations): Use print_simple_rtl.
4769 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4771 * pa.md (return, return_internal): Modify patterns to prevent regrename
4772 mucking with the return pointer.
4774 2001-01-05 Richard Henderson <rth@redhat.com>
4776 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
4778 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
4780 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
4781 version supplied by Matteo Frigo.
4783 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
4785 * cpp.texi: Update for -MQ.
4786 * cppinit.c (cpp_create_reader): Always create pfile->deps.
4787 (cpp_cleanup): Always free pfile->deps.
4788 (initialize_dependency_output): Don't create pfile->deps.
4789 (cpp_handle_option): Similarly.
4791 * gcc.c (cpp_options): Handle -MQ.
4792 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
4793 * mkdeps.c (base_name): Remove.
4794 (deps_init): Don't allocate vector space until it's needed.
4795 (deps_free): Only free vectors if allocated.
4796 (deps_add_target, deps_add_dep): Update for initial allocation.
4797 (deps_add_default_target): Don't strip to the base_name.
4799 2001-01-05 DJ Delorie <dj@redhat.com>
4801 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
4802 (INIT_EXPANDERS): Define.
4804 * config/v850/v850.c (struct machine_function): Define.
4805 (v850_save_machine_status): New function.
4806 (v850_restore_machine_status): New function.
4807 (v850_return_addr): New function.
4808 (v850_init_expanders): New function.
4810 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
4811 and v850_init_expanders.
4813 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
4815 * cpplib.h (struct cpp_reader): Add help_only field.
4816 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
4817 (cpp_handle_option): Set pfile->help_only if we see -h,
4818 --help, -target-help, or --version. Print version string but
4819 do not set help_only if we see -v or -version. Make text
4820 printed by -v match that printed by (-)-version.
4822 * cppmain.c (main): Exit after option parsing if
4823 pfile->help_only is true.
4825 * toplev.c (independent_decode_option): Call print_version,
4826 then exit, if we see --version (but not -version).
4827 (print_version): Split lengthy message into two lines.
4829 2001-01-05 Nick Clifton <nickc@redhat.com>
4831 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
4832 temporary string for initialisation before calling ggc_alloc_string.
4834 2001-01-06 Michael Hayes <mhayes@redhat.com>
4836 * rtl.h (print_simple_rtl): New.
4837 * print-rtl.c (print_simple_rtl): New.
4839 (print_rtx): Disable printing of flags and modes, etc.,
4840 if `flag_simple` nonzero.
4842 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
4844 * function.c (fixup_var_refs): Use push_to_full_sequence where
4847 2001-01-05 Michael Meissner <meissner@redhat.com>
4849 * flags.h (flag_reorder_blocks): Add declaration.
4850 (flag_rename_block): Ditto.
4852 2001-01-05 DJ Delorie <dj@redhat.com>
4854 * function.c (reorder_blocks): Make sure the flags are all reset
4855 before using them to mark blocks, else a second invocation will
4856 corrupt the block chain.
4857 (reorder_blocks_0): New, resets the flags.
4859 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
4861 * cse.c (find_comparison_args): Stop if the argument is known to
4864 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4866 * config/sh/sh.md (movdf): When splitting load into pair of
4867 registers, don't clobber the register used in the address too
4870 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
4872 * varasm.c (mark_constant_pool): Improve initial comments.
4873 (mark_constants): Move marking of constants to mark_constant.
4874 (mark_constant): New function to recursively mark all constants
4875 referred to by a constant.
4877 2001-01-05 Catherine Moore <clm@redhat.com>
4879 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
4881 2001-01-05 Phil Edwards <pme@sources.redhat.com>
4883 * cp/lang-options.h: Bring comment in line with reality.
4884 * f/lang-options.h: Likewise.
4885 * java/lang-options.h: Likewise.
4886 * objc/lang-options.h: Likewise.
4887 * ch/lang-options.h: Likewise.
4888 * f/g77.texi: And update the manual.
4890 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
4891 Denis Chertykov <denisc@overta.ru>
4893 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
4894 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
4895 * config/avr/avr.md (all peepholes that request a scratch register):
4896 Call it, FAIL the peephole if not safe (in interrupt functions).
4898 2001-01-05 Mark Mitchell <mark@codesourcery.com>
4900 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
4902 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
4904 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
4906 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
4907 BUILT_IN_CREAL and BUILT_IN_CIMAG.
4908 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
4909 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
4910 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
4912 * extend.texi: Document these builtins.
4914 2001-01-05 Daniel Berlin <dberlin@redhat.com>
4916 * c-common.c (lang_get_alias_set): Say we know nothing of
4917 VECTOR_TYPE aliasing.
4919 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
4921 2001-01-05 Bruce Korb <bkorb@gnu.org>
4923 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
4924 their x* equivalent versions for atexit-less systems
4925 * fixinc/fixincl.c(main): do not return from main() on atexit-less
4926 systems (or any other system any more).
4928 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
4930 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
4931 output operands. Use arm_hard_register_operand for operand 4.
4932 (stmsi_postinc): Similarly.
4933 (ldmsi): Use arm_hard_register_operand for opernand 2.
4935 * arm.c (arm_hard_register_operand): New function.
4936 * arm-protos.h (arm_hard_register_operand): Prototype it.
4938 * arm.h (HARD_REGNO_RENAME_OK): Define.
4940 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
4942 * simplify-rtx.c (cfc_args): add "unordered" field.
4943 (check_fold_consts): Set unordered field.
4944 (simplify_relational_operation): Simplify the unordered
4947 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
4950 * emit-rtl.c (try_split): Fix code to mark labels.
4951 * jump.c (mark_jump_label): Make global.
4952 * rtl.h (mark_jump_label): Declare.
4954 * predict.c (estimate_probability): Handle unordred comparisons.
4956 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
4958 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
4959 * cppinit.c (initialize_dependency_output): Update.
4960 (cpp_finish): Output dummy targets for -MP.
4962 (cpp_handle_option): Handle -MP. Don't quote -MT options.
4963 * cpplib.h (struct cpp_options): Add deps_phony_targets.
4964 * gcc.c (cpp_options): Update to handle -MP.
4965 * mkdeps.c (deps_add_target, deps_add_default_target): Update
4966 to quote only the default target.
4967 (deps_phony_targets): Insert a preceding newline. Rename from
4968 deps_dummy_targets for consistency.
4971 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4973 * calls.c (emit_library_call_value_1): Support
4974 INIT_CUMULATIVE_LIBCALL_ARGS.
4975 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
4977 2001-01-04 Richard Henderson <rth@redhat.com>
4979 * c-decl.c (finish_struct): Detect flexible array members
4980 used in an inappropriate context.
4981 * c-typeck.c (really_start_incremental_init): Special case
4982 constructor_max_index for zero length arrays.
4983 (pop_init_level): Allow initialization of flexible array
4984 members. Deprecate initialization of zero length arrays.
4985 Don't issue missing initializer warning for flexible array
4986 members or zero length arrays.
4987 (process_init_element): Don't dereference null DECL_SIZE.
4988 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
4989 Don't abort for empty constructors. Use size_binop
4990 (output_constructor): Add commentary regarding zero length
4991 array futures. Abort if we try to initialize an array of
4992 unspecified length with a non-empty constructor in the middle
4995 * extend.texi (Zero Length): Update and clarify documentation
4996 on static initialization.
4998 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5000 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
5001 with more than 32767 words of local storage.
5003 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5005 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
5006 for 'abs', 'labs', and 'fabs'.
5007 (c4x_expand_builtin): Likewise.
5008 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
5010 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5012 * config/sh/sh.md (prget, prset): New insn types.
5013 (return delay slot): Dont' allow prset.
5014 (call, sfunc delay slot): Don't allow prget.
5015 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
5016 for prset and prget.
5018 2001-01-05 Michael Hayes <mhayes@redhat.com>
5020 * loop.h (struct loop_reg): New.
5021 (struct loop_regs): Change to use array of `struct loop_reg'.
5022 * loop.c: Replace assortment of varrays with single regs array.
5023 (count_one_set): Delete may_not_move array argument
5024 and use regs array instead. All caller's changed.
5025 (count_loop_regs_set): Delete may_not_move and single_usage
5026 arguments and use regs array instead. All caller's changed.
5027 (find_single_use_in_loop): Replace usage array argument with pointer
5028 to regs structure. All caller's changed.
5029 (loop_optimize): Delete `moved_once' array.
5031 2001-01-05 Michael Hayes <mhayes@redhat.com>
5033 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
5034 Use it instead of loop_info->has_call for scanning loop mems.
5035 (check_dbra_loop): Replace loop_info->has_call test with
5036 loop_info->has_nonconst_call.
5038 2000-01-04 Matthew Hiller <hiller@redhat.com>
5040 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
5043 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5045 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
5046 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
5048 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5050 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
5051 (flag_short_double, flag_short_wchar): Define.
5052 (c_common_nodes_and_builtins): Create many tree nodes shared
5053 between C and C++ here instead of in cp/decl.c and ...
5054 * c-decl.c (init_decl_processing): ... here.
5055 (SIZE_TYPE, WCHAR_TYPE): Don't define.
5056 (flag_short_double, flag_short_wchar): Don't define.
5057 (record_builtin_type): New function.
5058 (build_void_list_node): New function.
5059 * c-common.h (flag_short_double, flag_short_wchar,
5060 record_builtin_type, build_void_list_node): Declare.
5062 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
5064 * integrate.c (expand_inline_function): Don't put a virtual
5065 register into the reg map.
5067 * function.c (fixup_var_refs_1): If force_operand didn't put
5068 the address into the target, move it there.
5070 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5072 Special-case tree_decl/tree_list allocations.
5073 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
5074 (OBJECT_SIZE): New macro.
5075 (NUM_EXTRA_ORDER): Likewise.
5076 (extra_order_size_table): New variable.
5077 (NUM_ORDERS): New macro.
5078 (objects_per_page_table): New variable.
5079 (object_size_table): New variable.
5080 (G.pages): Use NUM_ORDERS to bound the array.
5081 (G.page_tails): Likewise.
5082 (DIV_ROUND_UP): Remove.
5083 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
5084 (alloc_page): Use OBJECT_SIZE.
5085 (size_lookup): Don't make it const.
5086 (ggc_alloc): Use OBJECT_SIZE.
5087 (ggc_set_mark): Likewise.
5088 (ggc_get_size): Likewise.
5089 (init_ggc): Set up the object_size_table, objects_per_page_table,
5090 and adjust size_lookup.
5091 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
5092 (ggc_pop_context): Use NUM_ORDERS.
5093 (clear_marks): Likewise.
5094 (sweep_pages): Likewise.
5095 (poison_pages): Likewise.
5096 (ggc_print_statistics): Use OBJECT_SIZE.
5098 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5100 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
5101 Only call array_size_for_constructor if last field and array type
5102 with no upper bound.
5104 2001-01-04 Philip Blundell <philb@gnu.org>
5106 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
5107 from bit 31 downwards, if this requires no more insns.
5108 (count_insns_for_constant): New helper function for above.
5110 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
5112 * gencodes.c (output_predicate_decls): Remove empty initializer.
5114 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5116 * tree.c (copy_node): Remove documentation about obstacks.
5117 (buidl1): Check that nobody tries to build 2-argument nodes this
5120 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5122 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
5125 * gencodes.c (output_predicate_decls): Fill empty initializer
5128 2001-01-04 Jakub Jelinek <jakub@redhat.com>
5130 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
5131 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
5133 (do_include): Handle missing headers like cpp0.
5134 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
5135 paths with first include pathname. Don't strcat to uninitialized
5138 2001-01-04 Bernd Schmidt <bernds@redhat.com>
5140 * regrename.c (regrename_optimize): Don't rename from frame pointer
5141 if frame_pointer_needed.
5142 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
5143 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
5144 (ia64_reorg): Use it instead of scheduling if ! optimize.
5145 (errata_emit_nops): Properly call asm_noperands.
5146 (ia64_sched_reorder): Finish cycle if we see an asm.
5147 (ia64_variable_issue): Clear scheduling state after asms.
5149 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
5151 * cpp.texi: Update for -MT.
5152 * cppinit.c (initialize_dependency_output): Add a default
5153 target if none has been given already.
5154 (no_tgt, OPT_MT): New.
5155 (cpp_handle_option): Handle -MT. Update -M etc.
5156 * cpplib.h (struct cpp_options): Remove deps_target.
5157 * gcc.c (cpp_options): Handle -MT.
5158 * mkdeps.c (struct deps): Move from mkdeps.h.
5159 (deps_calc_target): Rename deps_add_default_target. Add a
5160 default target if none has been specified already.
5161 * mkdeps.h (struct deps): Move to mkdeps.c.
5162 (deps_calc_target): Rename deps_add_default_target.
5164 2000-01-03 Richard Henderson <rth@redhat.com>
5166 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
5168 * c-typeck.c (push_init_level): Move checks for flexible array
5169 members and zero length arrays ...
5170 (pop_init_level): ... here. Silently discard empty initializations.
5172 * varasm.c (output_constructor): Update for sizeof change to
5175 * extend.texi (Zero Length): Clarify semantics.
5177 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5179 * configure.in (tm.h): Include isns-codes.h last.
5180 * configure: Rebuilt.
5182 2001-01-03 Richard Henderson <rth@redhat.com>
5184 * config/alpha/alpha.md (addvsi3, addvdi3): New.
5185 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
5187 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5189 * tradcpp.c (main): Make sure finclude() is called with a valid
5190 indepth value while handling -include.
5192 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5194 * gencodes.c (output_predicate_decls): New function.
5196 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
5197 even if it is not the first time machmode.h is #included.
5198 * config/sh/sh.c (fpul_operand): Declare MODE argument.
5199 * tm.texi (PREDICATE_CODES): Document predicate declarations.
5200 * gcc.texi (Copyright): Added 2001.
5202 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5204 * c-common.c (c_common_lang_init): New function. Warn if format
5205 warning options which only have effects when used with -Wformat
5206 are used without -Wformat.
5207 * c-common.h (c_common_lang_init): Declare.
5208 * c-lang.c (lang_init): Call c_common_lang_init.
5209 * objc/objc-act.c (lang_init): Call c_common_lang_init.
5211 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5213 * configure.in: Check for the mktemp command.
5214 * configure: Regenerate.
5215 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
5216 $TEMP. Create temporary files with mktemp, if available at
5217 configure time; otherwise use set -C. Remove temporary files
5220 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5222 * configure.in: Require at least texinfo 4.0. Check for whether
5223 Pod::Man is sufficiently recent to regenerate GCC manpages.
5224 * configure: Regenerate.
5225 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
5227 (GENERATED_MANPAGES): Define.
5228 (generated-manpages): New target. Depend on cpp.1 as well as
5230 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
5231 configure to generated-manpages or empty) rather than on the
5232 manpages directly. Remove execute permission from installed
5233 gcov.1 as well as cpp.1.
5234 * cpp.1, gcov.1: Regenerate.
5236 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5238 * builtins.c (expand_builtin_strncmp): Use host_integerp and
5239 tree_low_cst. Allow using cmpstrsi in more cases.
5241 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5243 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
5246 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
5248 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
5249 * Makefile.in (HOST_CFLAGS): Mention build-make.
5251 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5253 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
5256 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5258 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
5261 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
5264 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
5265 reg_base_value and reg_known_value arrays.
5266 (init_alias_analysis): Add more cases to detect known values.
5267 * sched-deps.c (deps_may_trap_p): New function.
5268 (sched_analyze_2): Use it.
5270 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5272 * combine.c (simplify_shift_const): Even if we're sign-extracting,
5273 don't discard an ASHIFTRT if we're shifting in a wider mode.
5275 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5277 * toplev.c (rest_of_compilation): Don't print basic block information
5278 when CFG isn't up to date.
5280 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
5282 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
5283 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
5284 (UNALIGNED_SHORT_ASM_OP): Define.
5285 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
5287 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5289 * fold-const.c (fold_convert): Fix typo.
5291 2001-01-02 Richard Henderson <rth@redhat.com>
5293 * c-common.h (ASM_INPUT_P): New.
5294 * c-parse.in (asm): Set it when needed.
5295 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
5296 existance of an operand.
5298 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
5300 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
5301 (dwarf2out_frame_debug_expr): Likewise.
5302 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
5304 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
5306 * i386.c (ix86_split_to_parts): Return number of part required;
5308 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
5310 (ix86_split_long_move): Use number of part returned
5311 by ix86_split_to_parts
5312 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
5314 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
5315 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
5316 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
5317 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
5318 (ALIGN_MODE_128): Add TFmode.
5319 (IS_STACK_MODE): Likewise.
5320 (HARD_REGNO_NREGS): TFmode needs 3 registers.
5321 (HARD_REGNO_OK): Support TFmodes.
5322 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
5323 * i386.md (scheduler definitions): Use memory operand to determine
5324 fst/fld instructions; use mode attribute to determine real mode of
5326 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
5327 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
5329 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5331 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
5333 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5335 * expr.c (store_constructor_field): Update ALIGN before calling
5338 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5340 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
5343 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5345 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
5348 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5350 * c-decl.c (start_function): Don't warn on third parameter to main.
5352 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5354 * tsystem.h: Define HAVE_DECL_GETOPT.
5356 2001-01-02 Philip Blundell <pb@futuretv.com>
5358 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
5361 2001-01-02 Richard Henderson <rth@redhat.com>
5363 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
5365 2001-01-02 Andreas Jaeger <aj@suse.de>
5367 * c-decl.c (c_decode_option): Remove support of
5370 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
5371 (W_options): Add -Wmissing-noreturn here.
5373 * flow.c: Define lang_missing_noreturn_ok_p.
5374 (check_function_return_warnings): Use it.
5376 * c-common.h: Declare lang_missing_noreturn_ok_p.
5378 * c-lang.c (c_missing_noreturn_ok_p): New function.
5379 (lang_init): Set lang_missing_noreturn_ok_p.
5381 * invoke.texi (Warning Options): Document this.
5383 2000-12-27 Phil Edwards <pme@sources.redhat.com>
5385 * extend.texi (C++ Extensions): New node for C++ attributes;
5386 describe init_priority and com_interface.
5387 * invoke.texi: Remove -finit-priority as it now has zero effect.
5388 * install.texi: Fix xref syntax.
5389 * md.texi: Likewise.
5391 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5393 * config.gcc (sparc64-wrs-vxworks*): New case.
5394 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
5396 * config/sparc/sparc.c (sparc_override_options): Do support different
5397 pointer and architecture size.
5398 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
5399 (POINTERS_EXTEND_UNSIGNED): Define.
5400 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
5401 (FUNCTION_MODE): Define to be Pmode.
5402 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
5404 * function.c (expand_function_end): Properly handle DECL_RESULT
5405 and copy when ptr_mode != Pmode.
5406 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
5408 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5410 * c-common.c (c_common_nodes_and_builtins): Set prototype
5411 parameters for __builtin_fputs, __builtin_fputc and
5412 __builtin_fwrite. Don't declare plain fputc as a builtin.
5414 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
5416 * loop.c (add_label_notes): Increment the label usage count when
5417 a note is added to an insn which refers to a CODE_LABEL.
5418 * gcse.c (add_label_notes): Likewise.
5420 2001-01-01 Andreas Jaeger <aj@suse.de>
5422 * loop.c (scan_loop): Use xmalloc to allocate movables.
5424 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
5426 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
5427 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
5428 * reload1.c (REGISTER_MOVE_COST): Likewise.
5429 * regclass.c (REGISTER_MOVE_COST): Likewise.
5430 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
5431 dimension. Adjust all users.
5432 (init_reg_sets_1): Iterate on all modes.
5433 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
5434 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
5435 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
5436 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
5437 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
5438 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
5439 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
5440 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
5441 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
5442 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
5443 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
5444 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
5445 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
5446 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
5447 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
5448 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
5449 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
5450 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
5451 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
5452 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
5453 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
5454 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
5455 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
5456 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
5457 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
5458 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
5459 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
5461 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5463 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
5464 arg VARIES_P. Call it with extra arg.
5465 (true_dependence): Likewise.
5466 * rtl.h (rtx_addr_can_trap_p): Declare.
5467 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
5469 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
5470 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
5471 pic offset table register if it's zero. All callers changed.
5472 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
5474 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5476 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
5477 STRING_POOL_ADDRESS_P.
5479 * config/sparc/sparc.c (input_operand): Properly test for short op.
5481 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
5482 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
5483 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
5484 * config/sparc/elf.h: No longer include sol2.h.
5485 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
5486 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
5488 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
5490 2001-01-01 Michael Hayes <mhayes@redhat.com>
5492 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
5493 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
5494 (record_initial): Likewise.
5495 * unroll.c (copy_loop_body, loop_iterations): Likewise.
5496 (remap_split_bivs): Likewise.
5498 2001-01-01 Michael Hayes <mhayes@redhat.com>
5500 * loop.c (loop_ivs_free): New function.
5501 (strength_reduce): Break out from...
5503 2001-01-01 Michael Hayes <mhayes@redhat.com>
5505 * loop.h (struct iv): New.
5506 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
5507 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
5508 'reg_biv_class' fields with 'regs' and 'n_regs'.
5509 (struct ivs): Rename 'loop_iv_list' field to 'list'.
5510 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
5511 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
5513 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
5515 * resource.c (mark_referenced_resources): Abort() before
5516 attempting to mark a pseudo register.
5517 (mark_set_resources): Likewise.
5519 2001-01-01 Michael Hayes <mhayes@redhat.com>
5521 * loop.h (REG_IV_CLASS): New accessor macro.
5522 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
5523 * unroll.c (REG_IV_CLASS): Likewise.
5525 See ChangeLog.4 for earlier changes.