1 2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2 * doloop.c (doloop_modify): Prevent delete_insn() from
3 deleting too much. Prefer loop->top over loop->start as
4 target for the new JUMP insn.
5 (doloop_valid_p): Ignore loop with exit_count != 0.
7 2000-09-28 Philipp Thomas <pthomas@suse.de>
9 * invoke.texi (i386 Options): Add athlon to table of possible
12 2000-09-28 Gabriel Dos Reis <gdr@codesourcery.com>
14 * diagnostic.h (output_clear_message_text): New function.
15 (output_message_text): New macro.
17 * diagnostic.c (clear_text_info): Rename to
18 output_clear_message_text.
19 (output_clear): Adjust.
20 (output_finish): Rename to output_finalize_message. Tweek.
21 (output_to_stream): Adjust.
23 2000-09-28 Neil Booth <neilb@earthling.net>
25 * cpperror.c (_cpp_begin_message): Do the test for suppression
26 of warnings and pedantic warnings before the "is a warning an
28 * cppinit.c (cpp_handle_option): Remove surplus \n.
29 * cpplex.c (ON_REST_ARG): Delete.
30 (skip_block_comment): Initialise prevc.
31 (parse_args): Improve error messages.
32 (maybe_paste_with_next): Use CONTEXT_VARARGS rather
34 * cpplib.c (cpp_push_buffer): Fix grammar in message.
35 * cppmain.c (main): Set callbacks for #ident and #pragma
36 only if no_output option is false.
37 (do_pragma_implementation): Only call the #pragma handler
38 if it is set in the cpp_reader structure.
40 Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com>
42 * integrate.c (copy_insn_list): if an ignored return value
43 is being clobbered, skip cloning that into the inline copy.
45 2000-09-27 Joseph S. Myers <jsm28@cam.ac.uk>
47 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
48 use @uref for formatting URLs.
50 2000-09-27 Mark Elbrecht <snowball3@bigfoot.com>
52 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
55 Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net>
57 * gcc.c (cpp_options): Add spec for -ftabstop=.
58 (invoke_as): New spec that handles invoking as.
59 Update specs to handle -save-temps and -traditional.
60 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
62 * cp/lang-specs.h, objc/lang-specs.h: Update to use
63 invoke_as, and handle -save-temps and -traditional (if
66 2000-09-26 Jakub Jelinek <jakub@redhat.com>
68 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
70 (function_arg_slotno): Accept TImode/CTImode.
71 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
74 2000-09-26 Michael Hayes <mhayes@cygnus.com>
76 * flow.c (flow_loop_pre_header_scan): Punt if loop enters
79 2000-09-25 Jim Wilson <wilson@cygnus.com>
81 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
82 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
83 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
84 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
86 Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
88 * cpplex.c (parse_args): Don't set VOID_REST flag.
89 (CONTEXT_VARARGS): New flag.
90 (maybe_paste_with_next): Set context earlier in loop. Use
91 it. Do varargs test with CONTEXT_VARARGS flag.
92 (push_arg_context): Set CONTEXT_VARARGS flag if we're
93 pushing an argument context for a varargs argument.
94 * cpplib.h (VOID_REST): Delete.
95 * gcc.dg/cpp/vararg1.c: Add test case.
97 2000-09-25 Branko Cibej <branko.cibej@hermes.si>
99 * flags.h: Declare warning flag warn_system_headers.
100 * toplev.c: Define it.
101 (W_options): Add option -Wsystem-headers.
102 * diagnostic.c (count_error): Test warn_system_headers.
103 * invoke.texi: Add description for -Wsystem-headers.
104 * cpplib.h (cpp_options): New member warn_system_headers.
105 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
106 CPP_IN_SYSTEM_HEADER.
107 * cpplib.c (do_import, do_pragma_once): Likewise.
108 * cpperror.c (_cpp_begin_message): Test warn_system_headers
109 and CPP_IN_SYSTEM_HEADER.
110 * cppinit.c (handle_option): Recognize -Wsystem_headers.
111 (print_help): Describe -Wsystem_headers.
112 * cpplex.c (lex_line): Reorganize condition so that warnings
113 about C++ comments in system headers can be enabled. Remove
114 label do_line_comment.
116 Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net>
118 * cpplex.c (save_comment): Only store the initial '/'
120 (lex_token): Combine handling of the two comment types.
121 Pass everything but the initial '/' to save_comment.
123 Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net>
125 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
126 _cpp_can_paste): New library-internal prototypes.
127 * cpplex.c (dump_param_spelling, output_line_command,
128 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
129 cpp_printf, cpp_output_list): Move to cppoutput.c.
130 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
131 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
133 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
134 dump_param_spelling, output_line_command, cpp_scan_buffer,
135 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
137 * Makefile.in: Add cppoutput.c.
138 * po/POTFILES.in: Add cppoutput.c.
140 2000-09-25 Richard Henderson <rth@cygnus.com>
142 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
143 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
144 split until after reload.
145 (rotlsi3, rotldi3): New.
147 2000-09-25 Gabriel Dos Reis <gdr@codesourcery.com>
149 * diagnostic.c (output_last_position): Define.
150 (set_real_maximum_length): Tweek.
151 * diagnostic.h (output_last_position): Declare.
153 2000-09-25 Kazu Hirata <kazu@hxi.com>
155 * config/i386/i386.c: Fix formatting.
157 2000-09-24 Alan Lehotsky <alehotsky@cygnus.com>
159 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
160 UNITS_PER_WORD is small.
162 2000-09-25 Joseph S. Myers <jsm28@cam.ac.uk>
164 * c-common.c (format_char_info): Add flags2; update comments.
165 (print_char_table, scan_char_table, time_char_table): Split some
166 flags out into flags2.
167 (check_format_info): Use flags2 for those flags, for identifying
168 the initial character of a scanf scanset, and for identifying
169 printf formats where the '0' flag is ignored with precision.
171 2000-09-25 Hans-Peter Nilsson <hp@axis.com>
173 Changes below marked "here" add TABs on either or both sides,
174 covering start of line, up to any operand for all noted .*ASM.*_OP
175 definitions. All callers changed.
176 * tm.texi: Make documented *_ASM.*_OP:s include spacing
177 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
178 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
179 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
180 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
181 Fix typos in description for LONG_LONG_TYPE_SIZE and
183 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
184 why these defaults don't have leading spacing.
185 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
186 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
187 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
188 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
189 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
190 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
191 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
192 * varasm.c (ASM_STABS_OP): Here.
193 * xcoffout.h (ASM_STABS_OP): Here.
194 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
195 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
196 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
197 STRING_ASM_OP): Here.
198 * config/freebsd.h (IDENT_ASM_OP): Here.
199 * config/linux-aout.h (SET_ASM_OP): Here.
200 * config/linux.h (SET_ASM_OP): Here.
201 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
203 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
204 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
205 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
206 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
208 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
209 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
210 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
211 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
212 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
213 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
214 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
215 * config/a29k/udi.h (INT_ASM_OP): Here.
216 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
217 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
219 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
220 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
221 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
222 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
224 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
225 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
226 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
227 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
228 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
229 SIZE_ASM_OP, STRING_ASM_OP): Here.
230 * config/alpha/vms.h (LINK_SECTION_ASM_OP,
231 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
232 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
233 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
234 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
235 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
237 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
238 BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
239 * config/arm/coff.h (INT_ASM_OP): Here.
240 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
241 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
242 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
243 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
244 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
245 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
246 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
247 STRING_ASM_OP): Here. Update documentation copy in comments.
248 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
249 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
250 DATA_SECTION_ASM_OP): Here.
251 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
253 * config/convex/convex.h (TEXT_SECTION_ASM_OP,
254 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
255 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
256 BSS_SECTION_ASM_OP): Here.
257 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
258 BSS_SECTION_ASM_OP): Here.
259 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
261 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
262 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
263 * config/h8300/h8300.h (ASM_WORD_OP): Here.
264 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
265 BSS_SECTION_ASM_OP): Here.
266 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
267 * config/i386/bsd.h (ASM_BYTE_OP): Here.
268 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
269 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
270 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
272 * config/i386/freebsd-elf.h (SET_ASM_OP): Here.
273 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
275 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
276 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
277 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
278 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
280 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
281 * config/i386/netbsd.h (INT_ASM_OP): Here.
282 * config/i386/openbsd.h (INT_ASM_OP): Here.
283 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
285 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
286 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
287 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
288 SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
289 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
290 SHARED_BSS_SECTION_ASM_OP): Here.
291 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
292 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
293 DATA_SECTION_ASM_OP): Here.
294 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
295 CONST_SECTION_ASM_OP): Here.
296 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
297 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
298 BSS_SECTION_ASM_OP): Here.
299 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
300 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
301 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
302 BSS_ASM_OP): Here, but use trailing spaces.
303 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
304 DATA_SECTION_ASM_OP): Here.
305 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
307 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
308 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
309 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
310 TDESC_SECTION_ASM_OP): Here.
311 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
312 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
313 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
315 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
316 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
317 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
318 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
319 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
320 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
321 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
322 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
323 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
324 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
325 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
326 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
328 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
329 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
330 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
331 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
332 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
333 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
334 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
335 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
336 GLOBAL_ASM_OP): Here.
337 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
338 BSS_SECTION_ASM_OP): Here.
339 * config/m68k/m68kv4.h (BSS_ASM_OP): Here.
340 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
341 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
342 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
344 * config/m68k/newsgas.h (SET_ASM_OP): Here.
345 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
346 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
347 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
348 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
349 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
350 but use trailing spaces.
351 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
352 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
353 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
355 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
356 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
357 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
358 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
359 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
360 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
361 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
362 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
363 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
364 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
365 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
366 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
368 * config/m88k/openbsd.h (SET_ASM_OP): Here.
369 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
370 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
371 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
372 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
373 DTORS_SECTION_ASM_OP): Here.
374 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
375 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
376 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
377 BSS_SECTION_ASM_OP): Here.
378 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
379 * config/mips/iris5.h (ABICALLS_ASM_OP): Here.
380 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
381 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
382 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
383 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
384 * config/mips/mips.c (ABICALLS_ASM_OP): Here.
385 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
387 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
389 * config/mips/osfrose.h (SET_ASM_OP): Here.
390 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
391 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
392 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
393 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
395 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
396 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
397 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
398 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
399 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
400 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
402 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
404 * config/rs6000/rs6000.h (SET_ASM_OP): Here.
405 * config/rs6000/sol2.h (ASM_STABN_OP): Here.
406 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
408 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
409 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
410 * config/sparc/linux.h (COMMON_ASM_OP): Here.
411 * config/sparc/linux64.h (COMMON_ASM_OP,
412 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
413 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
414 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
415 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
416 * config/sparc/pbd.h (ASM_INT_OP): Here.
417 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
418 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
419 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
420 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
421 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
422 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
423 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
424 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
425 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
426 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
427 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
428 EH_FRAME_SECTION_ASM_OP): Here.
429 * config/sparc/vxsim.h (COMMON_ASM_OP): Here.
430 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
432 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
434 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
435 TCOMMON_ASM_OP): Here.
436 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
438 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
441 2000-09-25 Richard Henderson <rth@cygnus.com>
443 * expmed.c (store_bit_field): Adjust last change to not consider
444 any word-sized field naturally aligned.
446 2000-09-24 Richard Henderson <rth@cygnus.com>
448 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
449 TFmode unordered compares properly. Revalidate integer compare
451 (alpha_emit_setcc): New.
452 (alpha_emit_conditional_move): Revalidate integer compare operands.
453 * config/alpha/alpha-protos.h: Update.
454 * config/alpha/alpha.md (cmpdi): Allow general operands.
455 (sne): Use alpha_emit_setcc.
456 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
457 (sunordered, sordered): New.
459 2000-09-24 Richard Henderson <rth@cygnus.com>
461 * config/ia64/ia64-protos.h: Update.
462 * config/ia64/ia64.c (call_multiple_values_operation): Remove.
463 (ia64_expand_call): New.
464 (ia64_expand_prologue): Emit an alloc if we need extra input
466 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return
468 (struct reg_flags): Add is_sibcall.
469 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
470 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
471 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
472 * config/ia64/ia64.h (PREDICATE_CODES): Update.
473 * config/ia64/ia64.md (call): Use ia64_expand_call.
474 (call_value): Likewise.
475 (sibcall, sibcall_value): New.
476 (call patterns): Remove extra expanders; tidy.
477 (sibcall_epilogue): New.
478 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
480 2000-09-24 Richard Henderson <rth@cygnus.com>
482 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
484 * sibcall.c (skip_pic_restore): New.
485 (identify_call_return_value): Use it.
487 2000-09-24 Mark Mitchell <mark@codesourcery.com>
489 * c-tree.texi: Moved here from cp/ir.texi. Documented nested
490 functions. Generalize to handle both C and C++.
491 * Makefile.in (c-tree.info): New target.
492 (info): Add c-tree.info.
494 Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
496 * expr.c (store_field): If BITSIZE is negative, use size of type.
497 (expand_expr, case COMPONENT_EXPR): Likewise.
499 Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net>
501 * cpplex.c: Update TODO comment.
502 * cpplib.c (do_error, do_warning): Merge common code of
503 do_error and do_warning into do_diagnostic. Use it.
504 (do_diagnostic): New function.
505 * cpplib.h: Fix comment typo.
507 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
509 * c-common.c (check_format_info): Warn for a wide character string
510 used as a non-wide format argument.
512 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
514 * builtins.def (BUILT_IN_LLABS): Add.
515 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
516 * c-common.c (c_common_nodes_builtins): Create builtin functions
517 __builtin_llabs, and plain llabs unless no_nonansi_builtins
519 (expand_tree_builtin): Handle BUILT_IN_LLABS.
521 Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net>
523 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
524 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
525 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
526 _cpp_free_toklist): No need to worry about extra dummy token
527 at the start of token lists any more.
528 (trigraph_ok): Only warn outside comments.
529 (skip_block_comment): Set and clear lexing_comment.
530 (skip_line_comment): Take a cpp_reader not cpp_buffer.
531 Set and clear lexing_comment.
532 (parse_number): Handle leading '.' indicated by pfile->seen_dot.
533 (check_long_token): Delete.
534 (lex_percent, lex_dot): New subroutines of lex_token to
535 handle lexing of '.' and '%' without lookback.
536 (lex_token): Use lex_dot and lex_percent.
537 (lex_line): Don't check for LIST_OFFSET.
538 (_cpp_init_input_buffer): Update for new _cpp_init_toklist.
539 * cpplib.c (_cpp_parse_assertion): Similarly.
540 (cpp_push_buffer): Initialize extra_char.
541 * cpplib.h (LIST_OFFSET): Delete.
542 (struct cpp_buffer): New member extra_char.
543 (struct lexer_state): New members lexing_comment and seen_dot.
545 2000-09-23 Jason Merrill <jason@redhat.com>
547 * config/rs6000/x-aix41 (CLIB): Define here.
548 * config/rs6000/t-aix43: Not here.
549 * config/rs6000/t-aix41: Or here. Remove.
550 * configure.in: Don't use it.
552 2000-09-22 Jason Merrill <jason@redhat.com>
554 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
555 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
556 * config.in: Regenerate.
558 * configure.in: Fix checks for assembler features when using a
559 one-tree assembler that has not yet been built.
560 Fix --disable-threads.
562 2000-09-19 Geoff Keating <geoffk@cygnus.com>
564 * stmt.c (expand_asm_operands): Allow # in constraints.
566 2000-09-22 Jason Merrill <jason@redhat.com>
568 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
570 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
571 function-local names.
573 2000-09-22 Brad Lucier <lucier@math.purdue.edu>
574 Mark Mitchell <mark@codesourcery.com>
576 * toplev.c (warn_disabled_optimization): Declare new warning flag.
577 * flags.h (warn_disabled_optimization): Add it here.
578 * gcse.c (gcse_main): Add warning when disabled.
579 * invoke.texi: Document -Wdisabled-optimization.
581 2000-09-21 Jason Merrill <jason@redhat.com>
583 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
585 * dwarf2out.c (tree_add_const_value_attribute): New fn.
586 (gen_variable_die): Call it for non-definitions.
588 * dwarf2out.c (die_struct): Add die_mark field.
589 (mark_dies, unmark_dies): New fns.
590 (clear_die_sizes): Remove.
591 (print_die): Check die_symbol rather than die_offset.
592 (build_abbrev_table, output_pubnames, output_aranges): Check
593 die_mark rather than die_offset.
594 (output_comp_unit): Move calc_die_sizes after build_abbrev_table.
597 Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net>
599 * cppfiles.c (lookup_include_file): Rename to open_file.
600 Always create a splay tree value, even on syscall failures.
601 Negative entries indicated by fd == -2.
602 Re-open files closed in the meantime.
603 (_cpp_fake_include): Create a negative splay tree entry.
604 (find_include_file, cpp_read_file): Update for function name
606 * gcc.gd/cpp/mi4.c: Testcase.
608 2000-09-21 Nick Clifton <nickc@redhat.com>
610 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
613 * config/mcore/mcore.c: Fix compile time warnings.
614 * config/mcore/mcore-protos.h: Fix compile time warnings.
616 2000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
618 * configure.in: Correct test of gcc_cv_glibc.
619 * configure: Rebuilt.
620 * config.in: Rebuilt.
622 2000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
624 * builtins.c (expand_builtin_fputs): Also expand when length!=1.
625 (expand_builtin): Handle BUILT_IN_FWRITE.
627 * builtins.def (BUILT_IN_FWRITE): New entry.
629 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
631 Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
633 * gcc.c (modify_target): New variable and struct.
634 (process_command): Handle MODIFY_TARGET_NAME.
635 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
636 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
638 * c-decl.c (finish_decl): Add else's to avoid referencing
639 TYPE_DOMAIN of an ERROR_MARK.
641 Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru>
643 * config/avr/avr.c (adjust_insn_length): Adjust lengths of
646 2000-09-19 Marek Michalkiewicz <marekm@linux.org.pl>
648 * config/avr/avr.md (neghi2): Add alternative for input and output
649 operands in different registers, as in negsi2.
650 (*negsi2): Remove '*' from the name. Use "movw" if available.
652 2000-09-19 Jim Wilson <wilson@cygnus.com>
654 * config/ia64/crtbegin.asm (__dso_handle): Delete use of
655 HAVE_GAS_HIDDEN macro.
657 Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net>
659 * cpplex.c (lex_line): Drop the EOF token for unknown
660 directives in assembler.
662 2000-09-19 David Edelsohn <edelsohn@gnu.org>
664 * configure.in: Allow enable_threads_flag value of "aix". Define
665 thread_file as "aix" for AIX 4.3 and above.
666 * configure: Regenerated.
668 * gthr-aix.h: New file.
670 * rs6000/t-aix43: Replace soft-float multilib with pthread.
671 Remove 403 processor multilib match. Fix rios2 processor multilib
674 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
675 to return to appropriate csect.
677 2000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
679 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
681 (expand_builtin_fputs): Set `target' parameter for `expand_expr'.
682 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
685 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
688 * c-common.c (init_function_format_info): Handle __builtin_printf.
689 Set `check_function_format_ptr'.
690 (c_common_nodes_and_builtins): Set `puts_ftype' and
691 `printf_ftype'. Declare __builtin_putchar, __builtin_puts,
692 __builtin_printf and printf.
694 * tree.c, tree.h (check_function_format_ptr): Declare.
696 Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net>
698 * cppfiles.c (read_include_file): Take no special action for
701 2000-09-19 Bernd Schmidt <bernds@redhat.co.uk>
703 * final.c (insn_current_reference_address): Use INSN_SHUID of seq
704 rather than that of branch.
705 (shorten_branches): Don't increment insn_current_address twice.
707 Undo most of the Wed Jan 27 23:39:53 1999 patch:
708 * loop.h (struct induction): Delete members derived, ix and last_use.
709 (struct loop_ivs): Delete members first_increment_giv and
711 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
712 recombine_givs): Delete functions.
713 (find_and_verify_loops): Don't initialize cont_dominator.
714 (strength_reduce): Lose code to try to find bivs that can be
715 expressed as givs of another biv, and to convert biv increments
717 Lose loop_scan_start variable, always use loop->scan_start.
718 Don't call recombine_givs. Don't handle derived givs.
719 (record_giv): Don't initialize derived and last_use fields.
720 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived
722 * unroll.c (derived_regs): Delete static variable.
723 (unroll_loop): Don't initialize it.
724 (copy_loop_body): Lose code to handle derived givs.
725 (find_splittable_givs): Don't check for givs made from biv
727 Don't set derived_regs.
729 Fix misapplied earlier patch:
730 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
732 (floatsisf2): Generate floatsisf_ie by default.
733 (floatsisf_i4): Conditional on TARGET_SH4.
735 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
736 predicate for the expanders.
738 2000-09-19 Richard Henderson <rth@cygnus.com>
740 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
741 in addition to pentium and pentiumpro symbols.
742 (CPP_CPU_DEFAULT_SPEC): Likewise.
744 * c-typeck.c (c_expand_asm_operands): Restore the output tree
747 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value
748 if the tree has side effects.
749 (warn_if_unused_value): Do not warn about void constructs.
751 * c-decl.c (poplevel): Invoke warn_about_unused_variables.
753 * unroll.c (copy_loop_body): Update LABEL_NUSES before
756 2000-09-18 Geoff Keating <geoffk@cygnus.com>
758 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
761 2000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
763 * Makefile.in (c-common.o): Depend on diagnostic.h.
765 * c-common.c: Include diagnostic.h.
767 (status_warning): New function.
768 (check_format_info, maybe_read_dollar_number, check_format_types,
769 finish_dollar_format_checking, check_function_format): Accept a
770 `status' parameter. All callers changed.
772 * c-common.h (check_function_format): Accept a `status' parameter.
774 * c-typeck.c: Update call to `check_function_format'.
776 2000-09-18 Richard Henderson <rth@cygnus.com>
778 * c-decl.c (c_expand_body): Call mark_varargs before
779 expand_function_start.
781 2000-09-18 Geoff Keating <geoffk@cygnus.com>
783 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
784 * config/rs6000/eabi-ci.asm: Likewise.
786 2000-09-18 Richard Henderson <rth@cygnus.com>
788 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
791 2000-09-18 Jim Wilson <wilson@cygnus.com>
793 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value
794 before passing it to fold_rtx_mult_add.
796 * unroll.c (final_giv_value): Pass increment through
797 extend_value_for_giv before passing it to emit_iv_add_mult.
799 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
800 paradoxical subreg, then directly substitute the replacement and
803 Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net>
805 * cpp.texi: Update documentation, including some clarifications,
806 the treatment of various newline combinations, and space between
807 backslash and newline.
809 Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk>
811 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
812 Replace ASM_OUTPUT_LABELREF with assemble_name.
814 Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk>
816 * sh.c (addsubcosts): CONST is not cheap.
817 (find_barrier): For Sh1, take alignment after jumps into account.
819 2000-09-15 Andrew Haley <aph@redhat.com>
821 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
822 remove all SETs of SUBREGs of hard registers.
823 * function.c (purge_hard_subreg_sets): New function.
824 (purge_single_hard_subreg_set): New function.
825 * rtl.h: (purge_hard_subreg_sets): New function.
827 2000-09-18 Richard Henderson <rth@cygnus.com>
829 * config/ia64/ia64-protos.h: Update.
830 * config/ia64/ia64.c (signed_inequality_operator): New.
831 (ia64_expand_compare): New.
832 (ia64_register_move_cost): Handle PR_REGS moves.
833 (ia64_secondary_reload_class): Require a GR when moving to a PR.
834 (struct reg_write_state): Add written_by_and/or.
835 (struct reg_flags): Add is_and/or.
836 (rws_update): Set them.
837 (rws_access_regno): Test them to allow parallel comparisons.
838 (rtx_needs_barrier): Recognize parallel comparisons.
839 (emit_insn_group_barriers): Set prev_insn after a call stop bit.
840 Call recog_memoized; ignore pred_rel_mutex.
841 (emit_predicate_relation_info): Don't call find_basic_blocks here.
842 (ia64_reorg): Do it here instead.
843 * config/ia64/ia64.h: s/CCmode/BImode/g
844 (MODES_TIEABLE_P): Don't tie BImode.
845 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
846 (CONST_COSTS): Pick sensible values for CONST_INT based on context.
847 (RTX_COSTS): Make multiply 4 insns.
848 (MEMORY_MOVE_COST): New.
849 (PREDICATE_CODES): Update.
850 * config/ia64/ia64.md: s/CCmode/BImode/g
851 (movcci, movbi): New.
852 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
853 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
854 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
855 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
856 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
857 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
858 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
859 (mulsi, muldi): Use xmpy not xma.
861 (movcc, movcc_internal): Remove.
862 (branch expanders): Use ia64_expand_compare.
863 (setcc expanders): Likewise.
864 (cmov insns): Use move_operand and ia64_move_ok.
865 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
866 scheduler from moving it past a use.
867 * config/ia64/build.hacks: Remove.
869 Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net>
871 * cpphash.h (HASHSTEP): Take character rather than pointer
873 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
875 * cpphash.c (cpp_loookup): Update for new HASHSTEP.
877 * cpplex.c (auto_expand_name_space, trigraph_replace,
878 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
879 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
880 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
881 KNOWN_DIRECTIVE): Delete.
883 (handle_newline, check_long_token, skip_escaped_newlines,
884 unterminated): New functions.
885 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
887 (parse_identifier): Was parse_name, new implementation.
888 (skip_line_comment, skip_block_comment, skip_whitespace,
889 parse_number, parse_string, trigraph_ok, save_comment,
890 adjust_column, _cpp_get_line): New implementations.
892 (lex_token): New function. Lexes a token at a time, looking
893 forwards. Contains most of the guts of the old lex_line.
894 (lex_line): New implementation, using lex_token to obtain
896 (cpp_scan_buffer): Use the token's line, not the list's line.
898 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
900 (do_assert): Don't bother setting the answer's list's line.
901 (cpp_push_buffer): Initialise new pfile and read_ahead members
902 of struct cpp_buffer.
904 * cpplib.h (cppchar_t): New typedef.
905 (struct cpp_buffer): read_ahead, pfile and col_adjust are
907 (struct lexer_state): New structure that determines the state
908 and behaviour of the lexer.
909 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
910 (struct cpp_reader): New member "state". Rename
911 multiline_string_line and multiline_string_column. Delete
912 col_adjust, in_lex_line members.
913 (CPP_BUF_COLUMN): Update.
915 2000-09-18 Richard Henderson <rth@cygnus.com>
917 * combine.c (simplify_comparison): Shift a NOT out of a single
920 * combine.c (if_then_else_cond): Canonicalize BImode true to
922 * explow.c (trunc_int_for_mode): Likewise.
924 * combine.c (combine_simplify_rtx): Use gen_unary to distribute
925 the NOT for De Morgan's rule.
926 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
927 of a comparison to the reverse comparison.
929 * combine.c (try_combine): Allow split to create a single insn.
931 * machmode.def: Add BImode. Add a column for bitsize.
932 * machmode.h (DEF_MACHMODE): Adjust for extra column.
933 (GET_MODE_BITSIZE): Use it.
934 * rtl.c (DEF_MACHMODE): Adjust for extra column.
936 (mode_mask_array): Use bitsize.
937 * combine.c (combine_simplify_rtx): Require inner and outer
938 modes to match on nonzero_bits optimizations.
940 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
942 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
943 its entry in spill_reg_store.
944 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
945 * sh.c (reg_no_subreg_operand): New function.
946 * sh-protos.h (reg_no_subreg_operand): Declare it.
947 * sh.h (PREDICATE_CODES): Add it.
948 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
949 input operand that needs to be in fpul.
950 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
951 * sh.c (find_barrier): Take into account that machine_dependent_reorg
954 2000-09-18 Alexandre Oliva <aoliva@redhat.com>
956 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
958 (sh_expand_epilogue): Take the PIC register into account when
959 computing the frame size.
961 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
962 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
963 LABEL_REFs with a PIC-safe unspec.
965 2000-09-18 Will Cohen <wcohen@redhat.com>
967 * extend.texi (Zero Length): State that static initializers for
968 zero-length arrays are not allowed.
970 * c-typeck.c (process_init_element): Flag initializers for zero
973 * tree.c (integer_all_onesp): Ignore TREE_INT_CST_HIGH if prec is
974 exactly HOST_BITS_PERWIDE_INT.
976 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
978 * c-common.c (check_format_info): Properly save the argument
979 number and parameter for $ operand number formats in case width
980 and precision arguments are also used. Allow printf width and
981 precision arguments to have operand numbers even if none was
982 specified for the main format, since this is OK for %*.*m. Only
983 object to missing $ operand number if the format used requires an
986 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
988 * c-common.c (format_char_info): Add 'W' flag to comment.
989 (print_char_table, scan_char_table): Use it.
990 (check_format_info): Use the 'W' flag to determine whether a
991 format argument is written into.
993 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
995 * c-common.c (check_format_types): Reorganise and clean up,
996 checking earlier for ERROR_MARKs and making cur_type into its
997 TYPE_MAIN_VARIANT where convenient.
999 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
1001 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
1003 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
1005 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
1007 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
1008 * i386.c (struct builtin_description): New.
1009 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
1010 (mmx_reg_operand): Declare MODE arg as unused.
1011 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
1012 ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
1013 ix86_expand_binop_builtin, ix86_expand_store_builtin,
1014 ix86_init_builtins, ix86_expand_builtin): New functions.
1015 * i386.h (ix86_builtins): New enumeration.
1016 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
1017 * i386.md (attr length_immediate): 0 for mmx/sse types.
1018 (attr prefix_0f): 1 for mmx/sse types.
1019 (setcc_2): Remove "*" so we get gen_setcc_2.
1020 (emms): Account for changed register numbering. Set "memory" attr
1022 (sfence): Set "memory" attr to unknown.
1024 2000-09-18 Andreas Jaeger <aj@suse.de>
1026 * configure.in: Define _GNU_SOURCE only when using the GNU C
1028 * configure: Regenerated.
1029 * config.in: Regenerated.
1031 2000-09-17 Mark Mitchell <mark@codesourcery.com>
1033 * cppinit.c (cpp_init): Don't use ANSI prototypes.
1034 * flow.c (flow_dump_loop): Likewise.
1035 (flow_loops_dump): Likewise.
1037 * c-typeck.c (c_start_case): Fix typo.
1039 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
1041 * c-decl.c (grokdeclarator): Don't give a warning about defaulting
1042 to int for plain complex which defaults to complex double. Do
1043 warn about defaulting to complex double if pedantic. Warn about
1044 complex integer types if pedantic. Warn about complex types if
1045 pedantic and not in C99 mode.
1046 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~
1047 for complex conjugation.
1049 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
1051 * contrib.texi: Update my entry.
1053 Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
1055 * config/avr/avr.md (mcu_enhanced): New attribute.
1056 (mcu_mega): Likewise.
1057 (extendhisi2): Use mcu_enhanced.
1058 (zero_extendhisi2): Likewise.
1059 (call_insn): Use mcu_enhanced and mcu_mega.
1060 (call_value_insn): Likewise.
1061 (*sbrx_branch): Use mcu_mega.
1062 (*sbrx_and_branchsi): Likewise.
1063 (*sbrx_and_branchhi): Likewise.
1064 (*tablejump_lib): Likewise.
1066 Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1068 * alias.c (true_dependence): Allow non-unchanging read to conflict
1069 with unchanging write.
1071 * expr.c (store_constructor_field): Accept ALIAS_SET arg.
1072 (store_constructor): Pass alias_set to it.
1074 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at
1075 TYPE_MAIN_VARIANT of ERROR_MARK.
1076 * c-lex.c (readescape): Avoid using printf syntax we don't recognize.
1078 * simplify-rtx.c (simplify_unary_operation): Add cases
1079 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
1081 2000-09-17 Bernd Schmidt <bernds@redhat.co.uk>
1083 * expr.h (emit_library_call, emit_library_call_value): Delete
1085 * rtl.h (enum libcall_type): New.
1086 (emit_library_call, emit_library_call_value): Change fn_type arg to
1087 be of type enum libcall_type.
1088 * calls.c: Likewise for the function definitions. Several callers
1089 throughout changed to use the new enumeration appropriately.
1090 (emit_library_call_value_1): Likewise. Put back code to make libcall
1091 blocks of equal form, but only use it for the two new higher
1094 2000-09-16 Mark Mitchell <mark@codesourcery.com>
1096 Convert the C front-end to use function-at-a-time mode.
1097 * c-common.h: Include splay-tree.h.
1098 (C_DECLARED_LABEL_FLAG): New macro.
1099 (struct language_function): Add x_scope_stmt_stack and
1100 x_function_name_declared_p.
1101 (RECHAIN_STMTS): Move definition.
1102 (lang_statment_code_p): Likewise.
1103 (lang_expand_stmt): Likewise.
1104 (lang_expand_decl_stmt): New variable.
1105 (lang_expand_function_end): Likewise.
1106 (current_scope_stmt_stack): New function.
1107 (add_decl_stmt): Likewise.
1108 (add_scope_stmt): Likewise.
1109 (mark_stmt_tree): Likewise.
1110 (struct c_lang_decl): New structure.
1111 (DECL_SAVED_TREE): Define.
1112 (c_mark_lang_decl): New function.
1113 (c_expand_start_cond): Change prototype.
1114 (c_finish_then): New function.
1115 (c_finish_else): Likewise.
1116 (current_function_name_declared): Remove.
1117 (set_current_function_name_declared): Likewise.
1118 (mark_c_language_function): Declare.
1119 (case_compare): Likewise.
1120 (c_add_case_label): Likewise.
1121 (c_expand_expr): Likewise.
1122 (c_safe_from_p): Likewise.
1123 * c-common.c (lang_expand_function_end): New variable.
1124 (struct if_elt): Add if_stmt.
1125 (c_expand_start_cond): Add the if-statement to the statement-tree,
1126 rather than generating RTL.
1127 (c_finish_then): New function.
1128 (c_expand_start_else): Don't generate RTL.
1129 (c_finish_else): New function.
1130 (c_expand_expr_stmt): Don't generate RTL.
1131 (statement_code_p): Add SCOPE_STMT.
1132 (case_compare): New function.
1133 (c_add_case_label): Likewise.
1134 (mark_stmt_tree): Likewise.
1135 (c_mark_lang_decl): Likewise.
1136 (mark_c_language_function): Likewise.
1137 (c_expand_expr): Likewise.
1138 (c_safe_from_p): Likewise.
1139 * c-decl.c (c_stmt_tree): New variable
1140 (c_scope_stmt_stack): Likewise.
1141 (c_function_name_declared_p): Likewise.
1142 (lang_expand_expr_stmt): Remove.
1143 (poplevel): Don't call output_inline_function for nested
1145 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an
1147 (redeclaration_error_message): Change means of computing whether
1148 or not a function is nested.
1149 (lookup_label): Don't call label_rtx.
1150 (init_decl_processing): Add more GC roots.
1151 (start_decl): Add DECL_STMTs to the statement-tree, rather than
1152 calling rest_of_decl_compilation.
1153 (finish_decl): Don't call expand_decl.
1154 (store_parm_decls): Begin the statement-tree, but don't generate
1156 (finish_function): Tie off the statement-tree. Call c_expand_body
1158 (c_expand_body): New function.
1159 (push_c_function_context): Save more information.
1160 (pop_c_function_contxt): Likewise.
1161 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
1162 (lang_mark_tree): Mark it.
1163 (current_stmt_tree): Adjust.
1164 (current_scope_stmt_stack): New function.
1166 (set_current_name_declared): Likewise.
1167 (c_begin_compound_stmt): Define.
1168 (c_expand_decl_stmt): Likewise.
1169 * c-lang.c: Include rtl.h and expr.h.
1170 (lang_init): Set more language-specific hooks.
1171 * c-lex.c: Include expr.h.
1172 * c-parse.in: Changes throughout to add statements to the
1173 statement-tree, rather than generating RTL after every statement.
1174 * c-semantics.c (lang_expand_decl_stmt): Define.
1175 (add_decl_stmt): New function.
1176 (add_scope_stmt): Likewise.
1177 (finish_stmt_tree): Tweak.
1178 (genrtl_expr_stmt): Likewise.
1179 (genrtl_decl_stmt): Handle local labels, and call
1180 lang_expand_decl_stmt if required.
1181 (genrtl_for_stmt): Fix line-number handling.
1182 (genrtl_case_label): Handle cleanups.
1183 (genrtl_asm_stmt): Don't call combine_strings.
1184 (genrtl_compound_stmt): Simplify.
1185 (expand_stmt): Handle SCOPE_STMTs.
1186 * c-tree.h (struct lang_decl): New structure.
1187 (C_DECLARED_LABEL_FLAG): Remove.
1188 (c_begin_compound_stmt): Declare.
1189 (c_expand_decl_stmt): Likewise.
1190 (c_expand_start_case): Rename to c_start_case.
1191 (c_finish_case): New function.
1192 * c-typeck.c (start_init): Tweak setting of
1193 constructor_incremental.
1194 (c_expand_asm_operands): Tweak error-handling. Add to the
1196 (c_expand_return): Add to the statement-tree.
1197 (c_expand_start_case): Rename to ...
1198 (c_start_case): ... this.
1199 (struct c_switch): New type.
1200 (switch_stack): New variable.
1201 (do_case): Simplify.
1202 (c_finish_case): New function.
1203 * dependence.c: Include expr.h.
1204 (enum dependence_type): Change spelling of enumerals.
1205 (check_node_dependence): Adjust.
1206 * expr.h (lang_safe_from_p): Declare.
1207 (safe_from_p): Likewise.
1208 * expr.c (lang_safe_from_p): New variable.
1209 (safe_from_p): Give it external linkage. Use lang_safe_from_p.
1210 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
1211 * toplev.c (rest_of_decl_compilation): Robustify.
1212 * tree.c (contains_placeholder_p): Likewise.
1213 * Makefile.in: Update dependencies.
1214 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
1215 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
1216 (objc_expand_function_end): New function.
1217 (finish_method_def): Use it.
1218 (init_objc): Initialize more language-specific hooks.
1219 * objc/Make-lang.in: Update dependencies.
1221 2000-09-16 Geoffrey Keating <geoffk@cygnus.com>
1223 * configure.in: Define macros that affect features before
1224 testing for features. Don't define _XOPEN_SOURCE.
1225 * configure: Regenerated.
1226 * config.in: Regenerated.
1228 Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com)
1230 * rtlanal.c (rtx_varies_p): Volatile asms vary.
1231 (rtx_unstable_p): Restructure code. Volatile asms
1234 Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1236 * function.h (no_debugging_symbols): New field.
1237 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
1238 Initialize no_debugging_symbols.
1239 (output_inline_function): Save and restore write_symbols and set from
1240 no_debugging_symbols.
1241 * toplev.c (rest_of_compilation): Call save_for_inline.
1242 * tree.h: Update comment.
1244 * stor-layout.c (place_field): Don't do anything if field or
1245 its type are ERROR_MARK.
1247 Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net>
1249 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
1250 (read_include_file): Ensure inc->mmaped is initialized.
1252 2000-09-16 Richard Henderson <rth@cygnus.com>
1254 * cppiles.c (purge_cache): Use PTR not caddr_t.
1256 2000-09-16 Hans-Peter Nilsson <hp@axis.com>
1258 * gcc.c: In description for %{<S}, say the option removed is -S.
1259 * invoke.texi (Spec Files): Ditto.
1261 2000-09-16 Andreas Jaeger <aj@suse.de>
1263 * configure.in: Always define _GNU_SOURCE to make interfaces
1264 visible that were hidden by only defining _GNU_SOURCE.
1265 * configure: Regenerated.
1267 Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net>
1269 * cpplex.c (push_macro_context): Set an argument's level after
1270 calling parse_args. We could loop infinitely otherwise.
1272 2000-09-15 Tom Tromey <tromey@cygnus.com>
1274 * configure, config.in: Rebuilt.
1275 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
1277 2000-09-15 Greg McGary <greg@mcgary.org>
1279 * cppmacro.c (check_trad_stringification): Check token
1280 text pointers against limit before dereferencing.
1282 2000-09-15 Joseph S. Myers <jsm28@cam.ac.uk>
1284 * c-common.c (format_wanted_type): New structure.
1285 (check_format_types): New function.
1286 (check_format_info): Pass all checking of types of format
1287 arguments, including width and precision arguments, to this new
1290 2000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1292 * BUGS: Remove file.
1294 2000-09-15 Jakub Jelinek <jakub@redhat.com>
1296 * config/alpha/alpha.c (override_options): ev6 cache latencies
1297 from Richard Henderson. Don't allow -mmemory-latency=L0.
1299 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
1300 (TARGET_OPTIONS): Add tune=.
1301 (alpha_tune_string): Declare.
1302 * config/alpha/alpha.c (override_options): Add cpu_table.
1303 Use alpha_cpu_string first to set both alpha_cpu and target_flags
1304 and then alpha_tune_string to set alpha_cpu only.
1305 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
1306 * config/alpha/elf.h (ASM_FILE_START): Likewise.
1307 * config/alpha/osf.h (ASM_FILE_START): Likewise.
1308 * config/alpha/openbsd.h (ASM_FILE_START): Likewise.
1310 Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
1312 * i386-protos.h (no_comparison_operator, uno_comparison_operator):
1314 (ix86_comparison_operator, ix86_cc_mode): Declare
1315 * i386.h (CCGC, CCGCO): New modes.
1316 (SELECT_CC_MODE): Move offline to ....
1317 * i386.c (ix86_cc_mode): .... here; use new modes.
1318 (ix86_comparison_operator): New.
1319 (fcmov_comparison_operator): Ensure proper mode.
1320 (put_condition_mode): More sanity checking.
1321 (ix86_match_ccmode): Handle new modes.
1322 (ix86_expand_fp_compare): GEU requires CCmode.
1323 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
1325 * i386.md (cmp?i_ccz_1): Remove
1326 (cmp?i_ccno_1): Use ix86_match_ccmode.
1327 (cmp?i_minus_1): New.
1328 (cmpsi_1): New expander.
1329 (cmpqi_ext_1): Use match_ccmode
1330 (cmpqi_ext_3): New expander.
1331 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
1332 (cmpqi_ext_4): Use match_ccmode.
1333 (add?i_?): Use match_ccmode.
1335 (test?i_ccz_1): Remove
1337 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
1338 (testqi_ext_0): Use ix86_match_ccmode.
1339 (*xorqi_cc_ext_1): Use ix86_match_ccmode.
1340 (xorqi_cc_ext_1): New expander.
1341 (shift patterns): Use CCGOCmode for all shifts except for sar.
1342 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
1343 (setcc_3, jcc_3, miv?icc_c): Remove.
1345 2000-09-15 Will Cohen <wcohen@redhat.com>
1347 * dwarf2out.c (add_const_value_attribute): Changed array into a
1348 xmalloced object, so it exists after function exit.
1349 (free_AT): Added case for dw_val_class_float to free allocated
1352 2000-09-15 Kazu Hirata <kazu@hxi.com>
1354 * config/i386/i386.md: Fix a comment typo.
1355 * gcc.c: Fix formatting.
1357 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
1359 * optabs.c (emit_libcall_block): If target is a user variable,
1360 copy to a temporary first.
1361 * expr.c (convert_move): When generating a libcall, make a libcall
1363 * calls.c (emit_library_call_value_1): Don't create a libcall
1364 sequence here; our caller will in most cases do it.
1366 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
1368 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
1369 * sh.md (reload_outsf): Generate recognizable patterns for
1371 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
1372 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
1373 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
1374 truncdfsf2_i4): Change not to use explicit references to fpul.
1375 (floatsisf2_ie): Remove USE of fpscr.
1376 (floatsisf2): Change default expansion to match this.
1377 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
1380 2000-09-15 Richard Henderson <rth@cygnus.com>
1382 * expmed.c (store_bit_field): Consider naturally aligned
1383 memory for direct reference.
1385 2000-09-15 Richard Henderson <rth@cygnus.com>
1387 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
1388 AND addresses into alias set 0.
1389 (alpha_expand_unaligned_store): Likewise.
1390 (alpha_expand_unaligned_load_words): Likewise.
1391 (alpha_expand_unaligned_store_words): Likewise.
1393 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
1395 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
1396 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
1398 * config/mips/mips.c (mips_va_arg): Args passed by reference have a
1399 rsize of UNITS_PER_WORD.
1401 Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net>
1403 * cpplex.c (ON_REST_ARG): Correct the test.
1404 (maybe_paste_with_next): Duplicate a token that fail pasting,
1405 and clear its PASTE_LEFT flag, so that nested pasting attempts
1408 2000-09-14 Richard Henderson <rth@cygnus.com>
1410 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
1411 * cse.c (rtx_cost): Likewise.
1412 * optabls.c (expand_binop): Likewise.
1413 (expand_twoval_binop, prepare_cmp_insn): Likewise.
1414 * regclass.c (copy_cost): Likewise.
1415 * reload1.c (reload_cse_move2add): Likewise.
1417 2000-09-14 Joseph S. Myers <jsm28@cam.ac.uk>
1419 * c-parse.in (reswords): Add _Complex.
1421 2000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1423 * gcc.1: Delete documentation for -undef preprocessor option.
1425 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
1427 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
1428 STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
1429 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
1430 Remove undefine before config/elfos.h.
1431 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
1433 2000-09-14 Kazu Hirata <kazu@hxi.com>
1435 * invoke.texi (H8/300 Options): Add -ms2600.
1436 * config/h8300.c (h8300_init_once): Output an error when -ms2600
1437 is used without -ms.
1438 * config/h8300.h (TARGET_MAC): New.
1439 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
1440 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any
1441 machine other than H8/S2600.
1442 * config/h8300.md: Accept mac instructions on the H8/S2600 instead
1445 2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk>
1447 * reload.c (find_reloads_address_1): Generate reloads for auto_inc
1448 pseudos that refer to the original pseudos, not only to their
1449 equivalent memory locations.
1451 Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1453 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
1454 when making new MEM.
1456 * Makefile.in (LN): Remove duplicate definition.
1458 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
1460 From Joern Rennecke:
1461 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
1462 on an insn and function_invariant_p returns nonzero for the source,
1463 add a REG_EQUAL note.
1465 Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com)
1467 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
1468 conflict with frame_pointer_rtx.
1470 2000-09-13 Kazu Hirata <kazu@hxi.com>
1472 * loop.c: Fix formatting.
1475 2000-09-13 Richard Henderson <rth@cygnus.com>
1477 * config/ia64/ia64.md (divsf3): New.
1478 (divsf3_internal_lat, divsf3_internal_thr): New.
1479 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
1480 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
1481 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
1482 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
1483 (nmadddf4_alts, nmadddf4_trunc): New.
1484 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
1485 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
1486 (multf3_truncsf_alts, multf3_truncdf_alts): New.
1487 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
1488 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
1489 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
1490 (nmaddtf4_truncdf_alts): New.
1491 (recip_approx): Don't predicate.
1493 2000-09-13 Richard Henderson <rth@cygnus.com>
1495 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
1497 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1499 * flags.h (flag_dump_rtl_in_asm): Declare.
1500 * toplev.c (flag_dump_rtl_in_asm): Define.
1501 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
1502 if -dP is specified.
1503 * rtl.h (print_rtx_head): Declare.
1504 * print-rtl.c (print_rtx_head): Define.
1505 (print_rtx): Print the string pointed to by print_rtx_head
1506 at beginning of each dump line.
1507 (print_rtl): Likewise.
1508 (print_rtl_single): Likewise.
1509 * final.c (final_scan_insn): Dump the insn in the assembly
1511 * gcc.1: Document -dP option.
1512 * invoke.texi (Debugging Options): Likewise.
1514 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1516 * md.texi (Machine Constraints): Document the 68HC11 constraints.
1517 * install.texi (Configurations): Document the 68HC11&68HC12 port.
1518 * invoke.texi (Option Summary, M68hc1x Options): Document the options.
1520 Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru>
1522 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
1523 * config/avr/avr.md (*movstrqi_insn): Cleanup output template.
1524 (*clrstrqi): Likewise.
1525 (xorhi3,xorsi3,absqi2): Likewise.
1526 (one_cmplhi2,one_cmplsi2): Likewise.
1527 (addsi3): Two stupid constraint alternatives removed.
1528 (extendhisi2): Use `movw' for enhanced avr cores.
1529 (zero_extendhisi2): Likewise.
1531 Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com)
1533 * alias.c (find_base_term): Use frame_pointer_rtx
1534 when handling an ADDRESSOF.
1536 * cse.c (canon_hash): Handle USE of BLKmode memory.
1537 (cse_insn): Outgoing arguments for a libcall don't
1538 affect any recorded expressions.
1540 2000-09-12 Tom Tromey <tromey@cygnus.com>
1542 * configure, config.in: Rebuilt.
1543 * configure.in: Check for iconv, nl_langinfo, langinfo.h.
1545 2000-09-12 Jakub Jelinek <jakub@redhat.com>
1547 * c-lex.c (lex_string): Use charwidth to compute bytemask.
1548 * expr.c (expand_expr): Don't optimize constant array references
1549 initialized with wide string constants.
1551 2000-09-13 Michael Hayes <mhayes@cygnus.com>
1553 * loop.c (note_set_pseudo_multiple_uses): Correct.
1555 2000-09-12 Jim Wilson <wilson@cygnus.com>
1557 * ifcvt.c (noce_process_if_block): If A and B are the same, and no
1558 else block, and X has side-effects, then fail.
1560 2000-09-12 Greg McGary <greg@mcgary.org>
1562 * config/mips/mips-protos.h
1563 (trap_cmp_op, mips_gen_conditional_trap): New func decls.
1564 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
1565 (PREDICATE_CODES): Add "trap_cmp_op".
1566 * config/mips/mips.c
1567 (trap_cmp_op, mips_gen_conditional_trap): New functions.
1568 * config/mips/mips.md (trap, conditional_trap): New patterns.
1570 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
1572 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack
1575 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1577 * builtins.c (built_in_decls): New array.
1578 (expand_builtin_fputs): New function.
1579 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
1581 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
1583 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
1585 * tree.h (built_in_decls): New array.
1587 Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com)
1589 * convex.md: Use "+" instead of "=" for outputs wrapped in a
1591 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
1593 2000-09-12 Kazu Hirata <kazu@hxi.com>
1595 * haifa-sched.c: Fix formatting.
1597 * genattrtab.c: Fix formatting.
1599 * unroll.c: Fix formatting.
1601 2000-09-12 Bruce Korb <bkorb@gnu.org>
1603 * fixinc/fixfixes.c: make a type for the fix procedure & use it,
1604 remove obsolete code
1605 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
1606 * fixinc/fixincl.tpl: make non-exported arrays static scope
1607 * fixinc/fixincl.x: regenerate
1608 * fixinc/fixlib.h: Use PARAMS, not _P_
1609 * fixinc/fixtests.c: make a type for the test proc & use it
1610 * fixinc/server.h: Use PARAMS, not _P_
1612 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1614 * c-typeck.c (process_init_element): Avoid union init warnings on
1615 floating point zero. Don't crash on unions containing structs.
1617 2000-09-12 Alexandre Oliva <aoliva@redhat.com>
1619 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
1620 general_movsrc_operand, and remove CONST_INT from
1621 general_movdst_operand.
1623 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
1625 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
1626 if a reference to non-fixed hardreg is seen. Otherwise, count hard
1627 regs with a higher cost.
1628 (preferrable): Deal with cases where either cost or regcost is
1630 (cse_insn): Use MAX_COST rather than 10000. Always initialize
1632 (COSTS_N_INSNS): Move definition...
1634 (MAX_COST): New macro.
1635 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
1638 2000-09-11 Mark Mitchell <mark@codesourcery.com>
1640 * c-common.h (genrtl_clear_out_block): Remove.
1641 * c-semantics.c (genrtl_clear_out_block): Remove.
1642 (genrtl_while_stmt): Don't call it.
1643 (genrtl_for_stmt): Likewise.
1645 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
1647 * cppfiles.c: Move all default-#defines to top of file.
1648 (open_include_file): Replace by lookup_include_file.
1649 (read_with_read, read_file): Merged into read_include_file.
1650 (stack_include_file, purge_cache): New functions.
1651 (close_cached_fd): Delete.
1652 (lookup_include_file, read_include_file, _cpp_pop_file_buffer):
1653 Cache the in-memory buffer, not the file descriptor.
1655 * cpphash.h (struct include_file): Add buffer, st, refcnt,
1657 (xcnew): New utility macro.
1658 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
1659 * cpplib.h (struct cpp_buffer): Remove mapped field.
1661 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
1663 * cpplex.c (parse_string): Accept backslash space newline as a
1665 (lex_line): Likewise.
1666 (_cpp_get_token): Remove hard limit on macro nesting.
1668 2000-09-12 Philipp Thomas <pthomas@suse.de>
1670 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
1671 * configure: Rebuilt.
1673 2000-09-13 Michael Hayes <mhayes@cygnus.com>
1675 * flow.c (split_block): Fix update of registers live at
1678 Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
1680 * i386.md (add?i_3, add?i_5): New.
1681 (add?i_4): Rename from add?i_3; Fix compare pattern.
1682 (sub?i_3, xor?i_3, ior?i_3): New.
1684 * genrecog.c (write_tree): Output code to clear insn_extract cache.
1685 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache
1686 instead of extract_insn and extract_constrain_insn_cache instead of
1687 extract_insn and constrain_operands.
1688 * recog.c (extract_insn_cached, extract_constrain_insn_cached):
1690 (extract_insn): Clear which_alternative.
1691 (constrain_operands): Set which_alternative to -1 when failed.
1692 * recog.h (extract_constrain_insn_cached, extract_insn_cached):
1695 2000-09-11 Matthew Hiller <hiller@redhat.com>
1697 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
1698 on operand 0 to '+'.
1699 (movstricthi): Likewise.
1701 2000-09-12 Michael Hayes <mhayes@cygnus.com>
1703 * loop.h (LOOP_IVS): New macro.
1704 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
1705 (struct loop_ivs): New.
1706 (struct loop_info): Add ivs field.
1707 (reg_iv_type, reg_iv_info): Delete prototype.
1708 (reg_biv_class, loop_iv_list): Likewise.
1709 * loop.c (record_biv, find_life_end): Pass loop argument.
1710 (reg_iv_type): Remove global array and use
1711 field in loop_regs structure within loop_ivs structure.
1712 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
1713 (first_increment_giv, last_increment_giv): Use entry in
1715 (record_initial): Pass ivs pointer.
1716 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
1718 2000-09-12 Michael Hayes <mhayes@cygnus.com>
1720 * loop.h (LOOP_REGS): New macro.
1721 (struct loop_regs): New.
1722 (struct loop_info): Add regs field.
1723 * loop.c (set_in_loop): Remove global array and store
1724 in loop_regs structure as part of loop_info structure.
1725 (n_times_set, may_not_optimize): Likewise.
1726 (reg_single_usage, moved_once): Likewise.
1727 (count_one_set): Add regs argument.
1728 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
1729 (set_pseudo_multiple_uses): Pass regs pointer.
1731 2000-09-12 Michael Hayes <mhayes@cygnus.com>
1733 * unroll.c (iteration_info): Subsume into loop_iterations.
1734 * loop.h (loop_info): New field iv.
1736 2000-09-12 Michael Hayes <mhayes@cygnus.com>
1738 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
1739 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
1740 (flow_loops_update): New prototype.
1741 (flow_loops_find): Add flags to prototype.
1742 (struct loop): Add `pre_header_root' and `pre_header_trace' fields.
1743 * flow.c (flow_loop_pre_header_scan): New.
1744 (flow_loop_dump): Dump pre-header root and trace and exit dominators.
1745 (flow_loop_free): Free pre-header root and trace and exit dominators.
1746 (flow_loops_find): New argument flags.
1747 (flow_loops_update): New function.
1748 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
1750 2000-09-12 Michael Hayes <mhayes@cygnus.com>
1752 * basic-block.h (split_block, update_bb_for_insn): New prototypes.
1753 * flow.c (split_block, update_bb_for_insn): New functions.
1755 2000-09-11 Richard Henderson <rth@cygnus.com>
1757 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
1759 2000-09-11 Richard Henderson <rth@cygnus.com>
1761 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
1762 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
1763 (ia64_override_options): Prevent optimizing division for both
1764 latency and throughput.
1765 (rtx_needs_barrier): Handle frcpa.
1766 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
1767 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
1768 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
1769 (TARGET_SWITCHES): Add -minline-divide-min-latency and
1770 -minline-divide-max-throughput.
1771 (PREDICATE_CODES): Update.
1772 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
1773 (zero_extendsidi2): Likewise. Fix typo in f case insn.
1774 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
1775 (extendsftf2): Likewise.
1776 (extenddftf2): Likewise.
1777 (fix_trunctfdi2_alts): New.
1778 (fixuns_trunctfdi2_alts): New.
1779 (madd*4): Rename from madd*3.
1780 (divsi3, modsi3, udivsi3, umodsi3): New.
1781 (divsi3_internal): New.
1782 (divdi3, moddi3, udivdi3, umoddi3): New.
1783 (divdi3_internal_lat, divdi3_internal_thr): New.
1784 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
1785 (recip_approx): New.
1787 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
1789 * print-rtl.c (debug_call_placeholder_verbose): New variable.
1790 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
1792 * integrate.c (copy_rtx_and_substitute): Don't share
1793 LEAF_REG_REMAPpable registers with the inlined function. Don't
1794 share the function value with calling sequences.
1796 2000-09-11 Jakub Jelinek <jakub@redhat.com>
1798 * c-decl.c (do_case): Fix a typo.
1800 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
1801 to a if the comparison is floating mode and not -ffast-math.
1802 * simplify-rtx.c (simplify_ternary_operation): Likewise.
1804 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
1806 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
1807 gen_ic_invalidate_line.
1809 2000-09-11 Philip Blundell <pb@futuretv.com>
1811 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
1813 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
1815 * install.texi (LANGUAGES): Update to include new languages.
1818 2000-09-11 DJ Delorie <dj@redhat.com>
1820 * gcc.c (main): Don't warn about unused -B prefixes
1821 (unused_prefix_warnings): remove
1823 2000-09-11 Kazu Hirata <kazu@hxi.com>
1825 * final.c: Fix formatting.
1827 * integrate.c: Fix formatting.
1829 2000-09-11 Geoff Keating <geoffk@cygnus.com>
1831 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
1833 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
1835 * reload.c (regno_clobbered_p): Fix thinko in previous change.
1837 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1839 * gcc.1: Document 68hc11 specific options.
1841 2000-09-10 Geoff Keating <geoffk@cygnus.com>
1843 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
1844 (TARGET_LONG_DOUBLE_128): Define.
1845 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
1846 (LONG_DOUBLE_TYPE_SIZE): Redefine.
1847 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
1848 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
1849 of __LONG_DOUBLE_128__.
1850 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
1852 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
1853 (CPP_SYSV_DEFAULT_SPEC): Define.
1854 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
1855 (INIT_TARGET_OPTABS): Define.
1857 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
1858 (RS6000_UITRUNC): Likewise.
1859 (INIT_TARGET_OPTABS): New macro.
1860 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
1861 (trunc_defined): Delete.
1862 (output_prolog): Don't output .extern definitions for fp->int
1863 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
1864 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
1865 (trunc_defined): Delete.
1866 (RS6000_ITRUNC): Moved to aix.h.
1867 (RS6000_UITRUNC): Likewise.
1868 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
1869 only emit a libcall.
1870 (fixuns_truncdfsi2): Delete.
1871 (trunc_call): Delete.
1872 (trunc_call_rtl): Delete.
1874 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
1876 * varasm.c (make_decl_rtl): Restore leading star on
1877 DECL_ASSEMBLER_NAME set for decls with an asmspec.
1879 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
1881 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
1882 won't give a spurious error for '#pragma pack()'. Simplify
1883 control flow for readability. 'reset' action is not necessary.
1885 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
1887 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
1888 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
1889 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
1890 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
1892 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
1893 profile.c, sdbout.c, tradcif.y, tree.c:
1894 Include defaults.h if not already included.
1895 Don't define the above macros.
1897 * Makefile.in: Update dependencies.
1899 2000-09-10 Mark Mitchell <mark@codesourcery.com>
1901 * c-common.h (add_stmt): Change prototype.
1902 (RECHAIN_STMTS): New macro.
1903 (CASE_LABEL_DECL): Likewise.
1904 (genrtl_case_label): Change prototype.
1905 (c_expand_start_case): Remove prototype.
1906 (build_case_label): Change prototype.
1907 (decl_constant_value): Declare.
1908 * c-common.c (check_case_value): Handle C++'s extensions to C
1910 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
1912 * c-parse.in (stmt): Adjust handling of return statements and case
1914 * c-semantics.c (add_stmt): Return the new statement.
1915 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
1916 returned expression. Directly generate RTL, rather than calling
1918 (genrtl_switch_stmt): Don't call c_expand_start_case.
1919 (build_case_label): Take the LABEL_DECL as input, too.
1920 (genrtl_case_label): Just call add_case_node.
1921 (expand_stmt): Adjust calls to genrtl_return_stmt and
1923 * c-tree.h (c_expand_start_case): Declare.
1924 * c-typeck.c (decl_constant_value): Give it external linkage.
1925 (c_expand_return): Don't call expand_return or expand_null_return;
1926 use genrtl_return_stmt instead.
1927 * stmt.c (struct nesting): Remove num_ranges field.
1928 (add_case_node): Give it external linkage.
1929 (expand_start_case): Don't set num_ranges.
1930 (expand_start_case_dummy): Don't clear it.
1931 (pushcase): Rely on add_case_node to handle `default' labels.
1932 (add_case_node): Handle `default' labels.
1933 * tree.c (tree_int_cst_compare): New function.
1934 * tree.h (tree_int_cst_compare): Declare.
1935 (add_case_node): Likewise.
1937 2000-09-10 Richard Henderson <rth@cygnus.com>
1939 * c-parse.in: Revert last change.
1940 (init_reswords): Do not enter disabled keywords into the ridpointers
1941 table, modulo objc weirdness.
1942 (_yylex): Return the canonical spelling for a keyword.
1944 2000-09-10 Philip Blundell <philb@gnu.org>
1946 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
1947 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
1949 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
1951 * alias.c (find_base_term): Handle ADDRESSOF.
1952 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
1954 2000-09-10 Denis Chertykov <denisc@overta.ru>
1956 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
1957 outputting templates with many lines.
1959 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1961 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
1962 to decide whether 64-bit support must be generated.
1964 2000-09-10 Richard Henderson <rth@cygnus.com>
1966 * c-parse.in (asm patterns): Fix volatile check.
1968 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1970 * cppmacro.c (check_trad_stringification): New function.
1971 (save_expansion): If -Wtraditional, warn about stringification of
1974 2000-09-11 Michael Hayes <mhayes@cygnus.com>
1976 * loop.h (struct loop_mem_info): Move from loop.c
1977 (struct loop_info): Add fields store_mems, mems, mems_idx,
1978 mems_allocated, unknown_address_altered,
1979 unknown_constant_address_altered, num_mem_sets, and
1980 first_loop_store_insn.
1982 * loop.c (loop_store_mems): Replace with field in loop_info struct.
1983 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
1984 (unknown_address_altered, unknown_constant_address_altered): Likewise.
1985 (num_mem_sets): Likewise.
1986 (replace_loop_mems, replace_loop_regs): New.
1987 (struct loop_replace_args): New.
1988 (load_mems): Use replace_loop_mems.
1989 (try_copy_prop): Use replace_loop_regs.
1990 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
1992 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1994 * configure.in: Recognize m6811-elf and m6812-elf.
1995 * configure: Regenerate.
1997 2000-09-09 Geoff Keating <geoffk@cygnus.com>
1999 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
2002 2000-09-10 Michael Hayes <mhayes@cygnus.com>
2004 * loop.c (struct movables): New.
2005 (num_movables): Move into struct movables.
2006 (the_movables): Change type to struct movables.
2007 (ignore_some_movables): Change struct movable arg to struct movables.
2008 (force_movables, combine_movables, regs_match_p): Likewise.
2009 (rtx_equal_for_loop_p, move_movables): Likewise.
2010 (scan_loop): Change movables to be of type struct movables.
2011 Replace last_movable with field in movables structure.
2013 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
2015 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
2016 (init_pragma): Avoid warning if pfile happens to be unused.
2017 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
2018 define init_pragma to nothing. Always prototype
2019 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
2021 * c-lex.c (process_directive): Always call dispatch_pragma.
2022 Initialize entering_c_header to 0.
2024 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2026 * config/m68hc11/m68hc11.md: New file, machine description for
2028 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
2029 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
2030 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
2031 * config/m68hc11/m68hc11-protos.h: New file.
2032 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
2033 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
2034 * config/m68hc11/xm-m68hc11.h: New file, target defs.
2035 * config/m68hc11/larith.asm: New file, libgcc routines.
2037 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2039 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
2040 (FPBIT_FUNCS): Add _usi_to_sf.
2041 * config/fp-bit.c (usi_to_float): New function.
2042 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
2043 (usi_to_float): Add appropriate #define.
2045 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
2047 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
2049 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
2050 * i386.md (attr "type"): Add sse and mmx types.
2051 (attr "memory"): Handle them without a crash.
2052 (movsi_1, movdi_2): Allow MMX regs.
2053 (movdi splits): Don't split moves involving MMX regs.
2054 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
2055 (movv4sf_internal, movv4si_internal, movv8qi_internal,
2056 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
2057 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
2058 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
2059 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
2060 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
2061 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
2062 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
2063 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
2064 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
2065 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2066 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2067 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
2068 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
2069 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2070 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2071 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
2072 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
2073 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
2074 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
2075 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
2076 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2077 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2078 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
2079 mmx_clrdi): New patterns.
2081 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
2083 * arm.c: Don't include tm.h directly.
2085 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
2087 * recog.c (validate_replace_rtx_1): Fix confusion about equality
2088 testing; simplify subregs of constants and nested subregs.
2090 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
2092 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
2094 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
2096 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
2098 * rtl.texi (description of USE): Add note about possible pitfalls
2100 From Richard Henderson:
2101 * reload1.c (choose_reload_regs): Compute need_mode properly.
2103 2000-09-07 Richard Henderson <rth@cygnus.com>
2105 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
2106 (__modsi3, __umodsi3): Likewise.
2107 (__udivsi3): Likewise. Normalize the TFmode values.
2109 2000-09-07 Geoff Keating <geoffk@cygnus.com>
2111 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
2113 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
2116 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
2118 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
2119 (cmpeqdi_t): Add output pattern.
2120 (cmpeqdi_t+1): Don't split when not optimizing.
2121 Restore proper splitting operation.
2123 2000-09-07 Richard Henderson <rth@cygnus.com>
2125 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
2126 do not call dispatch_pragma.
2128 2000-09-07 Jim Wilson <wilson@cygnus.com>
2130 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
2131 to CLASS_CANNOT_CHANGE_MODE.
2132 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
2133 mode classes are different.
2135 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
2137 * cpplib.h (struct cpp_options): Add user_label_prefix member,
2138 left out of commit which removed cppulp.c.
2140 2000-09-07 Richard Henderson <rth@cygnus.com>
2142 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
2143 after switch for CASE_DROPS_THROUGH.
2145 2000-09-07 Richard Henderson <rth@cygnus.com>
2147 * loop.c (strength_reduce): Call check_ext_dependant_givs.
2148 Properly extend the biv initial value for the giv.
2149 (record_biv): Zero ext_dependant.
2150 (record_giv): New argument ext_val. Update all callers.
2151 (general_induction_var): Likewise.
2152 (consec_sets_giv): Likewise.
2153 (simplify_giv_expr): Likewise. Fill in ext_val if we find
2154 a sign-extend, zero-extend, or truncate.
2155 (combine_givs_p): Make sure modes are compatible.
2156 (check_ext_dependant_givs): New.
2157 (extend_value_for_giv): New.
2158 * loop.h (struct induction): Add ext_dependant.
2159 * unroll.c (iteration_info): Extend the biv initial value for the giv.
2160 (find_splittable_givs): Likewise.
2161 (final_giv_value): Likewise.
2163 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
2165 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
2166 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
2167 definitions from cpplib.h.
2168 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
2170 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
2171 documentation for REGISTER_TARGET_PRAGMAS.
2173 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
2174 default-pragma callback to implement -Wunknown-pragmas if
2176 * c-parse.in: Move all includes to top of file.
2177 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
2179 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
2181 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
2183 * arm.h, arm-protos.h, arm.c,
2184 c4x.h, c4x-protos.h, c4x.c,
2185 h8300.h, h8300-protos.h, h8300.c,
2186 i370.h, i370-protos.h, i370.c,
2187 i960.h, i960-protos.h, i960.c,
2188 sh.h, sh-protos.h, sh.c,
2189 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
2190 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
2192 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
2193 multiple include guard.
2194 * i370.md (untyped_call): Use GEN_CALL.
2195 (umodsi3): Remove unused variable.
2196 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
2197 * v850.c (output_move_single, output_move_double): Constify
2199 (print_operand): Constify a char *.
2200 * v850.h (struct small_memory_info): Constify name member.
2202 2000-09-07 Kazu Hirata <kazu@hxi.com>
2204 * config/h8300.h: Fix comment typos.
2205 * config/h8300/h8300.md: Likewise.
2206 * config/h8300/lib1funcs.asm: Likewise.
2208 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
2210 * Makefile.in: Remove references to cppulp.{c,o}.
2211 * cppinit.c (initialize_builtins, cpp_start_read,
2212 cpp_handle_option): Update to use cpp_options structure.
2215 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
2217 * c-common.c (time_char_table): Allow %#b and %#h.
2219 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2221 * reorg.c (find_end_label): If the basic block reorder pass moves the
2222 return insn to some other place try to locate it again and put our
2223 end_of_function_label there.
2224 * reorg.c (relax_delay_slots): Check if find_end_label created a
2225 new label that invalidates the current optimazation.
2227 2000-09-07 Catherine Moore <clm@redhat.com>
2229 * unroll.c (unroll_loop): Check for unconditional jumps
2230 to loop continuation. Delete if n_iterations is 1.
2231 (ujump_to_loop_cont): New routine.
2233 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
2235 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
2237 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
2238 to handle multiword modes correctly. All callers and the declaration
2241 2000-09-06 Mark Mitchell <mark@codesourcery.com>
2243 * c-common.h (prep_stmt): Declare.
2244 (lang_expand_stmt): Likewise.
2245 * c-decl.c (lang_expand_stmt): Remove.
2246 * c-semantics.c (lang_expand_stmt): Define.
2247 (prep_stmt): New function.
2248 (expand_stmt): Handle common statement types here.
2250 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
2252 * configure.in (sh-*-linux*): Added.
2253 * configure: Rebuilt.
2254 * config/sh/t-linux: New file.
2255 * config/sh/sh.h (USERMODE_BIT): Define.
2256 (TARGET_USERMODE): Likewise.
2257 (TARGET_SWITCHES): New switches for the bits above.
2258 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
2259 * config/sh/linux.h: New file.
2260 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
2261 underscore on linux.
2262 (L_sdivsi3, L_udivsi3): Define for linux.
2263 (L_ic_invalidate): Define.
2264 * invoke.texi (SH Options): Document -musermode.
2266 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
2268 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
2269 CSE unless generating PIC.
2271 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
2274 2000-09-06 H.J. Lu (hjl@gnu.org)
2276 * Makefile.in (clean_s1): Depend on stage_b.
2277 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
2278 stage2. They are used for "make compare".
2280 2000-09-06 Mark Mitchell <mark@codesourcery.com>
2282 Move statement-tree facilities from C++ to C front-end.
2283 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
2284 (void_zero_node): New macro.
2285 (struct stmt_tree_s): New type.
2286 (stmt_tree): New typedef.
2287 (struct language_function): New type.
2288 (last_tree): New macro.
2289 (last_expr_type): Likewise.
2290 (walk_tree_fn): New typedef.
2291 (current_stmt_tree): New function.
2292 (begin_stmt_tree): Likewise.
2293 (add_stmt): Likewise.
2294 (finish_stmt_tree): Likewise.
2295 (statement_code_p): Likewise.
2296 (lang_statement_code_p): New variable.
2297 (walk_stmt_tree): New function.
2298 (STMT_IS_FULL_EXPR_P): New macro.
2299 * c-common.c (lang_statement_code_p): New variable.
2300 (c_common_nodes_and_builtins): Initialize void_zero_node.
2301 (statement_code_p): New function.
2302 (walk_stmt_tree): Likewise.
2303 * c-decl.c (language_function): Rename to ...
2304 (c_language_function): ... this. Include language_function.
2305 (push_c_function_context): Adjust accordingly.
2306 (pop_c_function_context): Likewise.
2307 (mark_c_function_context): Likewise.
2308 (current_stmt_tree): Define.
2309 * c-semantics.c (begin_stmt_tree): New function.
2310 (add_stmt): Likewise.
2311 (prune_unused_decls): Likewise.
2312 (finish_stmt_tree): Likewise.
2314 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2316 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
2318 2000-09-06 Kazu Hirata <kazu@hxi.com>
2320 * calls.c: Fix formatting.
2322 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
2324 * config/i386/i386.h (ADDRESS_COST): Fix typo.
2326 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
2328 Integrated preprocessor.
2330 * Makefile.in: Remove all references to c-parse.gperf,
2331 c-gperf.h, and c-parse.h. Remove -d from yacc command line
2332 generating c-parse.c. Update dependencies.
2333 * c-parse.gperf, c-gperf.h: Delete.
2335 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
2336 yy_lim, or yy_get_token. Don't define get_directive_line if
2338 * c-common.h: Add multiple include guard. Define RID values
2339 for every keyword in C, C++, and Objective C. Put all the
2341 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
2342 * c-decl.c (c_decode_option): Handle -lang-objc here.
2343 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
2344 (grokdeclarator): Adjust for new RID scheme.
2345 (extract_interface_info): New stub.
2346 * c-lang.c: Don't declare yy_cur or parse_options.
2347 (lang_init_options): Call cpp_init. Don't call
2349 (lang_init): Don't call check_newline if USE_CPPLIB.
2351 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
2352 Elide lots of unnecessary code if USE_CPPLIB. Delete code
2353 rendered unnecessary by new architecture. Move routines not
2354 shared with C++ to c-parse.in. Maintain a local idea of the
2355 line number. Handle C++ as well as C.
2356 [USE_CPPLIB]: Declare and register callbacks for #ident and
2357 for entering/leaving files.
2358 (init_c_lex, c_lex): Are now the entry points to this file.
2359 (check_newline): Break out directive handling to
2361 (read_ucs, is_extended_char, utf8_extend_token): Moved here
2363 (readescape, parse_float): Overhaul.
2364 (lex_number, lex_string, lex_charconst): Break out of c_lex
2366 (get_fileinfo, update_header_times, dump_one_header,
2367 dump_time_statistics): New and/or moved here from C++.
2368 Support per-file data needed by C++ and per-header timing
2369 statistics (C++ only, at the moment).
2370 * c-lex.h: Update prototypes. Add multiple include guard.
2371 * c-tree.h (struct lang_identifier): Add rid_code field.
2372 (C_IS_RESERVED_WORD, C_RID_CODE): New.
2374 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
2375 reinit_parse_for_function and/or position_after_white_space.
2376 (save_filename, save_lineno): Look ahead before saving.
2377 (label -> identifier ':'): Save file and line before shifting ':'.
2378 (reservedwords): No need to call get_identifier.
2379 (init_parse, finish_parse, yyerror, yylex, yyprint,
2380 make_pointer_declarator): Are now here for C/ObjC.
2381 (rid_to_yy): Conversion table from RID constants to Yacc codes.
2383 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
2384 #pragma registry. Provide dummy implementation of that
2385 interface if !USE_CPPLIB.
2386 * c-pragma.h: Update to match.
2388 * flags.h: Add multiple include guard.
2389 (flag_detailed_statistics): Moved here from C++.
2390 * toplev.c: Define flag_detailed_statistics.
2392 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
2394 * timevar.def (TV_CPP, TV_LEX): New.
2395 * timevar.h: Add multiple include guard.
2397 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
2399 * objc/objc-act.c: Don't mention yy_cur or parse_options.
2400 Initialize cpplib properly. Force lineno to 0 after first
2401 call to check_newline. Don't handle -lang-objc here.
2402 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
2404 2000-09-06 David Edelsohn <edelsohn@gnu.org>
2406 * rs6000.md: Correct function unit definitions for cr_logical and
2408 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
2409 and use portable method for >=0 and floating point >=. Remove
2410 associated matchers.
2412 2000-09-06 Mark Mitchell <mark@codesourcery.com>
2414 * extend.texi: Mark named return value extension as deprecated.
2416 2000-09-06 Geoff Keating <geoffk@cygnus.com>
2418 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
2421 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
2423 * toplev.c (display_help): Fix thinko in documentation.
2425 * diagnostic.h (output_buffer::indent_skip): New fields.
2426 (output_indentation): New macro.
2428 * diagnostic.c (output_indent): New function.
2429 (output_set_prefix, clear_diagnostic_info): Use.
2430 (output_emit_prefix): Predict future indentation.
2432 2000-09-06 DJ Delorie <dj@redhat.com>
2434 * Makefile.in (stage_*): add more dependencies to ensure parallel
2435 builds build correctly
2437 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
2439 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
2440 not bootstrap-lean_f.
2442 2000-09-06 Andreas Schwab <schwab@suse.de>
2444 * mklibgcc.in: Emit rule for libgcc-stage-start.
2445 * Makefile.in (stage1-start, stage2-start, stage3-start,
2446 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
2448 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
2450 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
2451 (update_equiv_regs): Likewise, except for the mn10200 kludge.
2452 (combine_regs): Likewise.
2454 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
2455 * cse.c: Include "basic-block.h".
2456 (struct table_elt): New field REGCOST.
2457 (CHEAP_REG): Delete macro.
2458 (COST): Return 0 for REGs.
2459 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
2460 (notreg_cost): Return 0 for appropriate SUBREGs.
2461 (COSTS_N_INSNS): Return N * 2.
2462 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
2464 (CHEAPER): Use new function preferrable.
2465 (insert): Initialize REGCOST member.
2466 (find_best_addr): Use approx_reg_cost for estimation of register
2468 (cse_insn): Likewise.
2469 * loop.c (iv_add_mult_cost): New function.
2470 (add_cost, shift_cost, mult_cost): Delete variables.
2471 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
2472 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
2473 Make code that detects autoinc opportunities slightly less optimistic.
2474 (simplify_giv_expr): If expression contains other reg that is also a
2475 giv, only increment benefit if this is the only use of that reg.
2476 (consec_sets_giv): Take that change into account.
2477 (combine_givs): Slightly more verbose output.
2479 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
2480 not the cost of an equivalent shift.
2481 * sh-protos.h (addsubcosts): Declare.
2482 * sh.c (addsubcosts): New function.
2483 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
2484 (RTX_COSTS): Tweak. Use addsubcosts.
2485 (ADDRESS_COST): Return higher cost for reg+reg addressing.
2487 2000-09-06 Geoff Keating <geoffk@cygnus.com>
2489 * config/rs6000/rs6000.c (validate_condition_mode): New function.
2490 (branch_comparison_operator): Call validate_condition_mode to
2491 abort rather than returning 0.
2492 (branch_positive_comparison_operator): New function.
2493 (scc_comparison_operator): Call validate_condition_mode to abort
2494 rather than returning 0.
2495 (ccr_bit): Call validate_condition_mode. Update for
2497 (print_operand): Delete %C modifier. Update %E case
2498 to use EQ bit not SO bit.
2499 (rs6000_reverse_condition): New function.
2500 (rs6000_generate_compare): New function.
2501 (rs6000_emit_sCOND): New function.
2502 (rs6000_emit_cbranch): New function.
2503 (output_cbranch): The length of a long branch insn is
2504 now only 8 bytes. Add validate_condition_mode. Use
2505 rs6000_reverse_condition. Remove cror generation.
2507 * config/rs6000/rs6000.h: Update comments.
2508 (PREDICATE_CODES): Add new predicate. Update codes used
2509 by branch_comparison_operator and scc_comparison_operator.
2510 * config/rs6000/rs6000-protos.h: Add prototypes for
2511 new external functions.
2512 * config/rs6000/rs6000.md: Add new scheduling parameters
2513 for cr_logical instructions. Change length of branch
2515 (bCOND patterns): Call rs6000_emit_cbranch.
2516 (sCOND patterns): Call rs6000_emit_sCOND.
2517 (branch patterns): Change lengths to 4.
2518 (cr logical patterns): New.
2520 2000-09-06 Richard Henderson <rth@cygnus.com>
2522 * config/i386/i386.md (call_pop): Fix test for setting
2523 current_function_uses_pic_offset_table.
2524 (call, call_value_pop, call_value): Likewise.
2526 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
2528 * timevar.c (timevar_add): Delete.
2529 (timevar_get): Also count time since the selected timer was
2530 last updated. Do not examine the timevar stack if the
2531 selected timer is standalone.
2533 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2535 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
2537 2000-09-05 Jason Merrill <jason@redhat.com>
2539 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
2540 for 'extern' arrays.
2542 2000-09-05 Richard Henderson <rth@cygnus.com>
2544 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
2545 Eliminate final copy from non-trapping case.
2546 (__divdf3, __divsf3): Likewise.
2548 2000-09-05 Richard Henderson <rth@cygnus.com>
2550 * config/ia64/ia64.md (mulhi3): Fix typo last change.
2551 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
2553 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
2555 * Makefile.in: Restructure bootstrap stages to allow clean
2556 restart after failure.
2558 2000-09-05 Richard Henderson <rth@cygnus.com>
2560 * config/ia64.md (movsi and movdi patterns): Allow moves from
2561 8-bit constants to AR registers.
2563 2000-09-05 Richard Henderson <rth@cygnus.com>
2565 * config/ia64/ia64.md (mulhi3): New.
2567 2000-09-05 Richard Henderson <rth@cygnus.com>
2569 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
2570 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
2571 Optimization Guide, minimum latency alternative.
2572 (__moddi3, __udivdi3, __umoddi3): Likewise.
2573 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
2575 2000-09-05 Bruce Korb <bkorb@gnu.org>
2577 * fixinc/fixincl.c (load_file): always read header files
2578 with sizes that are a multiple of the page size.
2579 & use libiberty's getpagesize for determining that.
2581 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
2583 * gcse.c (hash_string_1): Add prototype.
2584 * cse.c (canon_hash_string): Likewise.
2586 2000-09-04 Craig Newell <CraigN@ieee.org>
2588 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
2590 2000-09-04 Andreas Schwab <schwab@suse.de>
2592 * Makefile.in (STAGESTUFF): Remove libgcc.
2593 (stage1-start, stage2-start, stage3-start): Copy the contents of
2594 the libgcc directory explicitly.
2595 (mostlyclean): Clean libgcc.
2597 2000-09-04 Andrew Haley <aph@redhat.com>
2599 * dwarf2out.c: (stack_adjust_offset): New prototype.
2601 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
2603 * combine.c (make_extraction): Fix rtx_cost comparison to
2606 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
2608 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
2609 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
2610 Add '*' to insn pattern name.
2612 2000-09-04 Jakub Jelinek <jakub@redhat.com>
2614 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
2615 use posn - 1 to index into tokens array.
2616 (maybe_paste_with_next): Adjust caller.
2618 2000-09-03 Geoff Keating <geoffk@cygnus.com>
2620 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
2622 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
2623 (REGNO_REG_CLASS): Use symbolic register
2626 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
2628 * arm.c (final_prescan_insn): If the form of a jump insn isn't
2629 recognized, don't try to conditionally execute it.
2631 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
2633 * config/avr/avr.md ("*tablejump_lib"): New pattern.
2634 (call_value_insn): Right length claculation.
2635 (call_insn): Likewise.
2637 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
2639 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
2640 gas_output_limited_string, gas_output_ascii, output_movqi,
2641 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
2642 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
2643 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
2644 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
2645 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
2646 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
2647 Add "const" as needed to remove warnings.
2649 * config/avr/avr.c (avr_override_options, avr_init_once,
2650 function_prologue, function_epilogue, frame_pointer_required_p,
2651 class_likely_spilled_p, order_regs_for_local_alloc,
2652 avr_address_cost, avr_ret_register): Use K&R style arguments.
2653 (initial_elimination_offset, gas_output_limited_string):
2654 Remove ATTRIBUTE_UNUSED from the used arguments.
2655 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
2656 Use local variables src, dest, base to access operands[].
2657 Rename reg_dest to reg_src if that's what it is.
2658 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
2659 constants to LD_REGS if reg_was_0.
2660 (output_reload_insisf): Change arg 3 to insn length and set it.
2661 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
2662 access to 16-bit I/O register pairs.
2663 (avr_address_cost): Lower cost for the above case.
2664 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
2665 may be clobbered, also for LD_REGS.
2666 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
2669 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
2671 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
2672 macro to test_hard_reg_class function.
2673 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
2674 for loading immediate constants to LD_REGS.
2675 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
2678 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
2680 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
2681 * config/avr/libgcc.S: Lost part of the previous patch.
2683 2000-08-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2685 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS,
2686 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from
2688 * rs6000/aix.h: ...to here.
2689 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style.
2690 * rs6000/rs6000.c (rs6000_select_section): Handle CONSTRUCTOR.
2691 (rs6000_unique_section): Likewise.
2693 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2695 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
2696 object before calling pthread_mutex_init.
2698 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
2700 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
2701 config/sh/crtn.asm: New files.
2702 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
2703 (crt1.o, crti.o, crtn.o): New targets.
2704 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
2706 * configure: Rebuilt.
2707 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2708 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
2709 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2710 Undefine for config/elfos.h to redefine.
2711 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
2713 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
2715 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
2716 legitimize_pic_address, output_pic_addr_const): Declare.
2717 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
2718 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
2719 (TARGET_SWITCHES): New switch -mprefergot.
2720 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
2721 (PIC_OFFSET_TABLE_REGNUM): Define.
2722 (GOT_SYMBOL_TABLE): Likewise.
2723 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
2724 (ENCODE_SECTION_INFO): Define.
2725 (FINALIZE_PIC): New macros.
2726 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
2727 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
2728 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
2729 (prepare_move_operands): Call emit_pic_move or
2730 emit_pic_const_move if appropriate.
2731 (output_far_jump): For PIC, use braf and output long offset.
2732 (machine_dependent_reorg):
2733 (sh_expand_prologue): Save and initialize the PIC register.
2734 (sh_expand_epilogue): Restore it.
2735 (initial_elimination_offset): Account for it.
2736 (nonpic_symbol_mentioned_p): New function.
2737 (legitimize_pic_address): Likewise.
2738 (output_pic_addr_const): Likewise.
2739 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
2740 (call, call_value): Use them.
2741 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
2742 symPLT_label2reg): New expands.
2743 * invoke.texi (SH Options): Document -mprefergot.
2745 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
2747 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
2748 * gcse.c (hash_string_1): New function.
2749 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
2750 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
2751 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
2752 (canon_hash_string): New function.
2753 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
2754 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
2755 (fold_rtx): Use ASM_OPERANDS accessor macros.
2756 * emit-rtl.c (copy_insn_1): Likewise.
2757 * integrate.c (copy_rtx_and_substitute): Likewise.
2758 * stmt.c (expand_asm_operands): Likewise. Give an
2759 ASM_OPERANDS rtx the mode of the output reg being set from it.
2761 2000-09-01 Fred Fish <fnf@be.com>
2763 * fix-header.c (write_rbrac): Add putc and getc to list of
2764 functions to protect against prior definition as a macro.
2766 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
2768 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
2769 (c_size_type_node): Define.
2770 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
2771 * c-common.c (enum format_lengths, enum format_std_version,
2772 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
2773 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
2774 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
2775 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
2776 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
2777 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
2778 format_types): Define.
2779 (format_char_info, print_char_table, scan_char_table,
2780 time_char_table): Rearrange for new organization of information
2781 about format length modifiers and standard versions.
2782 (T_ST): Redefine to use c_size_type_node.
2783 (check_format_info): Obtain information about length modifiers and
2784 standard versions from tables. Adjust warning message wordings.
2785 Use the name from the user's program for `ll' and `hh' length
2786 modifiers in warning messages. Use more informative names for
2787 wanted types where available (for wchar_t, wint_t, size_t, signed
2788 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
2790 2000-09-01 Jim Wilson <wilson@cygnus.com>
2792 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
2793 * combine.c (distribute_notes): Handle REG_NORETURN.
2794 * rtl.c (reg_note_name): Add REG_NORETURN.
2795 * rtl.h (enum reg_note): Likewise.
2797 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
2799 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
2800 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
2801 (emit_predicate_relation_info): Handle conditional calls with
2803 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
2804 instead of ia64_file_start.
2805 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
2806 * config/ia64/ia64.md (safe_across_calls_all,
2807 save_across_calls_normal): New patterns.
2809 * loop.c (check_final_value): Check for biv use before checking for
2810 giv use. Check for both biv and giv uses. Always set last_giv_use
2811 if there is a giv use.
2813 2000-09-01 Richard Henderson <rth@cygnus.com>
2815 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
2816 (madddi3): Likewise.
2819 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2821 * expr.c (clear_storage): Don't use emit_move_insn unless
2822 either BLKmode or proper size.
2823 (store_constructor): Don't call clear_storage if REG of wrong size.
2825 * flow.c (init_propagate_block_info): Don't mark frame dead at end
2826 of function if returns wiht stack pointer depressed.
2828 2000-09-01 Andrew Haley <aph@redhat.com>
2830 * dwarf2out.c (stack_adjust_offset): New function.
2831 (dwarf2out_stack_adjust): Break out stack adjust logic into
2832 new stack_adjust_offset function. Look inside parallels and
2833 sequences for stack adjustments.
2835 2000-08-31 Jeff Law <law@cygnus.com>
2837 * arm.md: Use no_new_pseudos to determine when it is safe
2838 to create new pseudo registers.
2840 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
2841 when we can safely allocate new registers.
2843 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
2845 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
2846 so that CONCATs are not generated for ASMs.
2847 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
2848 not generating_concat_p.
2849 * function.c (pop_function_context_from): Reset
2850 generating_concat_p.
2851 (prepare_function_start): Likewise.
2852 * rtl.c (generating_concat_p): Define.
2853 * rtl.h (generating_concat_p): Declare.
2854 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
2856 2000-08-22 Philipp Thomas <pthomas@suse.de>
2857 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
2859 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
2862 2000-08-30 Greg McGary <greg@mcgary.org>
2864 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
2865 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
2866 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
2868 2000-08-30 Greg McGary <greg@mcgary.org>
2870 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
2871 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
2872 (TREE_INT_CST): New macro.
2873 * varasm.c (const_hash, compare_constant_1, record_constant_1):
2874 Use new macro TREE_INT_CST.
2876 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
2878 * contrib.texi: Add self.
2880 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
2882 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
2883 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
2886 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2888 * fixinc/gnu-regex.c: Don't define `const'.
2890 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2892 * expr.c (store_constructor): Allow variable bounds of array type.
2893 (expand_expr): Don't blow up if type is ERROR_MARK.
2894 * varasm.c (output_constructor): Don't access lower bound of array
2895 type unless need it if index is supplied (so it can be a variable
2896 if no index is supplied).
2897 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
2898 Other minor cleanups.
2900 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2902 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
2903 for compilations in stage 1 and subsequent stages, respectively.
2904 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
2905 * configure: Rebuilt.
2906 * x-vax, x-vax-gcc: Deleted.
2908 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
2910 * c-common.c (declare_function_name): Use func_id_node,
2911 function_id_node, and pretty_function_id_node. Do not make
2912 __func__ visible at file scope.
2913 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
2914 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
2915 (function_id_node, pretty_function_id_node, func_id_node): New
2917 * c-decl.c (init_decl_processing): Initialize function_id_node,
2918 pretty_function_id_node, and func_id_node.
2919 (c_make_fname_decl): Correct comment.
2921 * tree.h (struct tree_identifier): Constify pointer member.
2923 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
2924 * c-pragma.h (struct weak_syms): Constify name and value members.
2925 (add_weak): Constify arguments.
2927 * calls.c (special_function_p): Constify a char *.
2928 (expand_call): Remove variable which is initialized and then
2930 * dependence.c (struct def_use, struct induction, struct subscript):
2931 Constify 'variable' member.
2932 (get_low_bound, have_induction_variable): Constify char * argument.
2933 (find_induction_variable): Add braces to avoid dangling else.
2934 (classify_dependence): Constify char * arrays.
2935 * profile.c (output_func_start_profiler): Constify a char *.
2936 * stor-layout.c (finalize_record_size): Constify a char *.
2937 * tree.c (is_attribute_p): Constify a char *.
2938 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
2940 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
2941 for comprehensibility. Do not call get_identifier if we did
2942 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
2943 create temporary string constants, not ggc_alloc_string. No
2944 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
2945 char * to hold IDENTIFIER_POINTERs.
2947 2000-08-29 Richard Henderson <rth@cygnus.com>
2949 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
2952 2000-08-29 Richard Henderson <rth@cygnus.com>
2954 * reload.c (push_secondary_reload): Allow class == reload_class
2955 if we're using a reload_in/out pattern.
2957 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
2958 the half that does not conflict with the reload register.
2959 (reload_outti): Likewise.
2961 2000-08-29 Kazu Hirata <kazu@hxi.com>
2963 * reload.c: Fix formatting.
2965 * stmt.c: Fix formatting.
2967 * gcc.c: Fix formatting.
2969 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
2971 * flags.h (time_report, mem_report): New global flags.
2972 * toplev.c: Define time_report and mem_report.
2973 (f_options): Add -ftime-report and -fmem-report.
2974 (compile_file): Turn on time_report if quiet_flag is off.
2975 Call ggc_print_statistics at very end if mem_report is on.
2976 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
2978 * ggc-common.c (ggc_print_statistics): Rename to
2979 ggc_print_common_statistics; all callers changed. Scale
2980 quantities above 10K to kilobytes and above 10M to megabytes.
2981 * ggc-page.c (ggc_page_print_statistics): Rename to
2982 ggc_print_statistics. Report memory consumed by internal data
2983 structures for each allocation bucket. Scale quantities above
2984 10K to kilobytes and above 10M to megabytes.
2985 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
2986 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
2987 Define tally_leaves always.
2988 (ggc_print_statistics): New function.
2989 * ggc.h: Adjust for renamed functions.
2991 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
2993 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
2994 output_movsisf instead of which_alternative.
2996 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
2998 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
3000 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
3001 (avr_progmem_p): New prototype.
3002 (output_movsisf): Prototype declaration changed.
3003 (output_movqi): New prototype.
3004 (output_movhi): New prototype.
3005 (call_insn_operand): Likewise.
3006 (final_prescan_insn): Likewise.
3007 (avr_simplify_comparision_p): Likewise.
3008 (avr_normalize_condition): Likewise.
3009 (compare_eq_p): Likewise.
3010 (out_shift_with_cnt): Likewise.
3011 (const_int_pow2_p): Likewise.
3012 (output_reload_inhi): Prototype declaration changed.
3014 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
3015 (ldi_reg_rtx): New. rtx for r31.
3016 (avr_init_stack): Initialize as "__stack".
3017 (function_prologue): Use it.
3018 Replace all TARGET_ENHANCED with AVR_ENHANCED.
3019 (avr_mcu_name): Initialize as "avr2".
3020 (avr_enhanced_p, avr_mega_p): New variables.
3021 (mcu_types, avr_override_options): Handle all known MCU types.
3022 Also handle avr1 (only preprocess, assemble and link).
3023 (print_operand): Using of `%K' in output template removed.
3024 (out_movqi_r_mr): Optimized.
3025 (out_movhi_r_mr): Likewise.
3026 (output_movqi): New function.
3027 (output_movhi): Likewise.
3028 (out_movsi_r_mr): Optimized.
3029 (output_movsisf): Compute insn length for `adjust_insn_length'
3030 (out_movqi_mr_r): Optimized.
3031 (out_movhi_mr_r): Optimized.
3032 (adjust_insn_length): Use output_movsisf, output_movqi,
3033 output_movhi for insn length adjusting.
3034 (reg_unused_after): Use dead_or_set_p.
3035 (preferred_reload_class): Now havn't any restriction.
3036 (reg_was_0): New function.
3037 (io_address_p): Likewise.
3038 (const_int_pow2_p): Likewise.
3039 (output_reload_inhi): Likewise.
3040 (output_reload_insisf): Likewise.
3042 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
3043 (LIB_SPEC): Use -lc for all supported devices.
3044 (LIBGCC_SPEC): Use -lgcc for all supported devices.
3045 (AVR_MEGA): Define as avr_mega_p.
3046 (AVR_ENHANCED): New, define as avr_enhanced_p.
3047 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
3048 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
3049 (CRT_BINUTILS_SPECS): Handle all known MCU types.
3050 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
3051 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
3052 (ASM_SPEC): Pass -mmcu=... to the assembler.
3053 Change all -DAVR_* to -D__AVR_*__.
3054 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
3055 Rename library functions to start with two underscores.
3056 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
3058 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
3059 (SUPPORTS_WEAK): Likewise.
3060 (LDI_REG_REGNO): New. Register r31 will be used as temporary
3061 register for loading constants to r0-r14.
3063 * config/avr/avr.md: Replace all TARGET_ENHANCED with
3065 (*mov_r_sp): Removed. Handled by output_movhi.
3066 (*mov_sp_r): Likewise.
3067 (*mov_sp_r_no_interrupts): Likewise
3068 (*mov_sp_r_tiny): Likewise.
3069 (*movqi): Use output_movqi.
3070 (*reload_inqi): New.
3071 (*movhi): Use output_movhi.
3072 (*reload_inhi): New.
3073 (*negsi2): Optimized.
3074 (*negsf2): Likewise.
3075 Added peepholes (define_peephole2) for loading constants to r0-r14
3076 and for using `cpse' command.
3078 * config/avr/libgcc.S: Rename library functions to start with two
3080 Add support for enhanced core.
3081 (_moqhi3): Fix typo, now _modqi3.
3082 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
3083 (__prologue_saves__): Remove test for stack adjust by 0.
3084 (__tablejump__): New.
3086 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
3087 Add multilib support.
3089 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
3091 * loop.c (prescan_loop): Don't check unknown_address_altered
3092 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
3093 to loop_store_mems as necessary.
3094 (loop_invariant_p): Don't check unknown_address_altered
3095 or unknown_constant_address_altered.
3097 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3099 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
3101 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
3103 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
3104 print just the filename.
3105 * cpplex.c (_cpp_run_directive): Add additional argument, the
3106 name to give the synthetic buffer. This defaults to
3107 translated "<command line>".
3108 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
3110 (_cpp_define_builtin): New function.
3111 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
3112 * cpphash.h: Update prototypes.
3114 * tradcpp.c (main): Process -D and -U simultaneously, in the
3115 order they appeared on the command line.
3117 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3119 * c-decl.c (define_label): Call warning_with_file_and_line and
3120 error_with_file_and_line instead of plain warning or error.
3122 * c-parse.in (label): Use save_filename/save_lineno to ensure
3123 correct values for calls to define_label.
3125 2000-08-29 Mark Mitchell <mark@codesourcery.com>
3127 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
3129 * expr.c (expand_expr, case TARGET_EXPR): Don't call
3131 * tree.h (get_file_function_name): Remove two duplicate
3134 2000-08-28 Kazu Hirata <kazu@hxi.com>
3136 * tree.c: Fix formatting.
3138 * xcoffout.c: Fix formatting.
3140 2000-08-28 Jason Merrill <jason@redhat.com>
3142 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
3144 2000-08-28 Daniel Berlin <dberlin@redhat.com>
3146 * dwarf2out.c (dwarf2out_finish): Don't bother calling
3147 break_out_includes if it won't do anything.
3149 2000-08-28 Richard Henderson <rth@cygnus.com>
3151 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
3152 (find_reloads): Likewise.
3153 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
3154 (reload_inhi): Likewise.
3156 2000-08-28 Richard Henderson <rth@cygnus.com>
3158 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
3159 (call_insn_operand): Don't expect a surrounding mem.
3160 (constant_call_address_operand): Likewise.
3161 * config/i386/i386.h (PREDICATE_CODES): Update.
3162 * config/i386/i386.md (call patterns): Move the match_operand
3163 for the call destination inside the mem.
3165 2000-08-28 Richard Henderson <rth@cygnus.com>
3167 * local-alloc.c (requires_inout): Don't use reserved range for
3168 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
3169 * recog.c (asm_operand_ok): Likewise.
3170 (preprocess_constraints, constrain_operands): Likewise.
3171 * regclass.c (record_reg_classes): Likewise.
3172 * reload.c (find_reloads): Likewise.
3173 * reload1.c (maybe_fix_stack_asms): Likewise.
3174 (reload_cse_simplify_operands): Likewise.
3175 * stmt.c (expand_asm_operands): Likewise.
3177 * md.texi: Update constraints documentation.
3178 * tm.texi (EXTRA_CONSTRAINT): Update.
3180 2000-08-28 Daniel Berlin <dberlin@redhat.com>
3182 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
3183 (print_die): If we don't know the offset of the
3184 target die, try the symbol. Add a trailing newline.
3185 (reverse_all_dies): New fn.
3186 (dwarf2out_finish): Call it.
3187 (break_out_includes): Reorganize for clarity.
3188 (add_sibling_attributes): Don't call reverse_die_lists.
3189 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
3191 * flags.h: Add flag_eliminate_dwarf2_dups.
3192 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
3194 2000-08-28 Jason Merrill <jason@redhat.com>
3196 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
3197 * dwarf2out.c: #include "md5.h".
3198 (DIE_LABEL_PREFIX): New macro.
3199 (dw_val_struct): Add 'external' flag to val_die_ref.
3200 (add_AT_die_ref, AT_ref): Adjust.
3201 (AT_ref_external, set_AT_ref_external): New fns.
3202 (build_abbrev_table): Call set_AT_ref_external.
3203 (value_format): Call AT_ref_external.
3204 (die_struct): Add die_symbol field.
3205 (new_die): Clear it.
3206 (dwarf_tag_name): Handle BINCL/EINCL.
3207 (dwarf2out_start_source_file): Add BINCL DIE.
3208 (dwarf2out_end_source_file): Add EINCL DIE.
3209 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
3210 (loc_checksum, attr_checksum, die_checksum): New fns.
3211 (is_type_die, is_comdat_die, is_symbol_die): New fns.
3212 (compute_section_prefix, assign_symbol_names): New fns.
3213 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
3214 (output_die): Call output_die_symbol and AT_ref_external.
3215 (output_comdat_comp_unit): New fn, split out from...
3216 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
3218 (output_pubnames, output_aranges): Abort if we see entries from
3220 * toplev.h: Declare file_name_nondirectory.
3221 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
3222 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
3223 (debug_start_source_file): Call dwarf2out_start_source_file
3224 regardless of debug verbosity.
3225 (debug_end_source_file): Similarly.
3226 * tree.h: Declare clean_symbol_name.
3227 * tree.c (clean_symbol_name): Split out from...
3228 (get_file_function_name_long): ...here.
3230 * dwarf2out.c (new_loc_descr): Use calloc.
3231 (splice_child_die): Remove the die from the right parent.
3232 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
3234 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3236 * toplev.c (decode_g_option): Don't give warning for unknown -g
3237 option; return 0 instead.
3238 (main): If -g option is not recognized by front end or
3239 language-independent code, give warning.
3241 2000-08-28 Greg McGary <greg@mcgary.org>
3243 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
3244 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
3245 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
3247 2000-08-27 Greg McGary <greg@mcgary.org>
3249 * cpplex.c (parse_string): Don't look for backslash
3250 before first char in `namebuf'.
3251 * loop.c (strength_reduce): Skip NOTEs.
3253 2000-08-27 Jason Merrill <jason@redhat.com>
3255 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
3256 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
3257 TREE_ASM_WRITTEN, either.
3258 (finish_decl): Adjust.
3260 2000-08-28 Philipp Thomas <pthomas@suse.de>
3262 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
3263 they have been incorporated into the gettext CVS. Change the text to
3264 reflect the current status of NLS. Add instructions for accessing
3265 the gettext CVS and add the patch from Martin v. Loewis.
3267 2000-08-27 Geoff Keating <geoffk@cygnus.com>
3269 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
3270 by using gen_lowpart_common.
3271 (movdi_internal64+6): Likewise.
3273 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
3275 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
3278 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
3279 numbers to the ranges used by GDB.
3281 2000-08-25 Richard Henderson <rth@cygnus.com>
3283 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
3284 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
3285 (ia64_expand_prologue): Likewise.
3286 (ia64_setup_incoming_varargs): Set it. Properly skip the current
3287 argument for stdargs.
3289 2000-08-25 Jason Merrill <jason@redhat.com>
3291 * integrate.c (expand_inline_function): Pull out the original decl.
3293 2000-08-25 Jim Wilson <wilson@cygnus.com>
3295 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
3297 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
3299 2000-08-25 Greg McGary <greg@mcgary.org>
3301 * flow.c (dump_edge_info): Use ARRAY_SIZE.
3302 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
3304 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
3306 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
3308 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
3310 * i386.c (ix86_find_base_term): New.
3311 * i386-protos.h (ix86_find_base_term): Prototype.
3312 * i386.h (FIND_BASE_TERM): Define.
3313 * alias.c (find_base_term): Use it.
3314 * tm.texi (FIND_BASE_TERM): Document it.
3316 * alias.c (true_dependence, write_dependence_p): Unchanging
3317 memory can't conflict with non-unchanging memory.
3319 * alias.c (memrefs_conflict_p): A BLKmode reference
3320 to a symbol (or CONST_INT address) always conflicts
3321 with a reference to another symbol.
3323 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
3325 * c-common.c (time_char_table): Don't allow width and flags with
3328 2000-08-25 Jakub Jelinek <jakub@redhat.com>
3330 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
3331 way as LT and LTU when the second operand has 0 in low word.
3333 2000-08-26 Michael Hayes <mhayes@cygnus.com>
3335 * basic-block.h (struct loop): Rename `exits' field to
3336 `exit_edges'. Add `entry_edges' and `num_entries' fields.
3338 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
3339 (flow_loop_entry_edges_find): Add.
3340 (flow_edge_list_print): Rename from flow_exits_print.
3341 (flow_loops_find): Call flow_loop_entry_edges_find.
3342 (flow_loop_dump): Dump entry_edges list.
3343 (flow_loops_free): Free entry_edges.
3345 2000-08-26 Michael Hayes <mhayes@cygnus.com>
3347 * loop.c (loop_dump_aux, debug_loop): New functions.
3348 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
3350 * flow.c (flow_loops_dump): Add callback parameter.
3351 (flow_loop_dump): Add callback parameter and call it. Move
3352 loop note debugging code to loop_dump_aux.
3354 * basic-block.h (flow_loop_dump): Add callback parameter
3355 (flow_loops_dump): Likewise.
3357 * toplev.c (rest_of_compilation): Add NULL callback function pointer
3358 to call to flow_loops_dump.
3360 2000-08-26 Michael Hayes <mhayes@cygnus.com>
3362 * loop.c (count_loop_regs_set): Replace start and end arguments
3363 with loop argument. All callers udated.
3365 2000-08-26 Michael Hayes <mhayes@cygnus.com>
3367 * loop.c (constant_high_bytes): Delete.
3369 2000-08-26 Michael Hayes <mhayes@cygnus.com>
3371 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
3372 and NOTE_INSN_LOOP_VTOP to...
3373 (find_and_verify_loops) ...here.
3375 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
3377 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
3378 (fini_dummy, init_dummy): Use it.
3380 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
3382 * cpplex.c (is_macro_disabled): Caller has already checked
3383 that we're not a preprocessed file.
3385 2000-08-24 Mark Mitchell <mark@codesourcery.com>
3387 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
3388 (c-iterate.o): Remove target.
3389 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
3390 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
3391 (finish_decl): Don't handle iterators.
3392 (grokdeclarator): Likewise.
3393 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
3394 * gcc/c-gperf.h: Regenerated.
3395 * gcc/c-iterate.c: Removed.
3396 * gcc/c-lex.c (init_lex): Don't handle iterators.
3397 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
3398 (compstmt_primary_start): Remove push_iterator_stack call.
3399 (stmt): Don't allow iterator statements. Replace iterator_expand
3400 with expand_expr_stmt.
3401 (all_iter_stmt): Remove.
3402 (all_iter_stmt_simple): Likewise.
3403 (all_iter_stmt_with_decl): Likewise.
3404 * gcc/c-tree.h (ITERATOR_P): Remove.
3405 (ITERATOR_BOUND_P): Likewise.
3406 (init_iterators): Remove declaration.
3407 (iterator_expand): Likewise.
3408 (iterator_for_loop_start): Likewise.
3409 (iterator_for_loop_end): Likewise.
3410 (iterator_for_loop_record): Likewise.
3411 (push_iterator_stack): Likewise.
3412 (pop_iterator_stack): Likewise.
3413 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
3414 (readonly_warning): Likewise.
3415 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
3417 2000-08-24 Jim Wilson <wilson@cygnus.com>
3419 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
3420 Copy type in a TYPE_DECL, just like pushdecl does.
3422 2000-08-24 Richard Henderson <rth@cygnus.com>
3424 * toplev.c (main): Enable flag_reorder_blocks at -O2.
3426 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
3428 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
3429 asked for one page, allocate GGC_QUIRE_SIZE of them and put
3430 the extras on the free list.
3431 (release_pages): Clean up.
3432 (ggc_set_mark): Don't adjust G.allocated here...
3433 (sweep_pages): ... do it here.
3435 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
3437 * cppfiles.c (read_include_file): Rearrange initializations.
3439 2000-08-24 Richard Henderson <rth@cygnus.com>
3441 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
3443 * config/ia64/ia64-protos.h: Update.
3444 * config/ia64/ia64.c (gr_register_operand): New.
3445 (fr_register_operand, grfr_register_operand): New.
3446 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
3447 (grfr_reg_or_8bit_operand): New.
3448 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
3449 use gr_register_operand.
3450 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
3451 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
3452 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
3453 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
3454 (fr_reg_or_fp01_operand): Likewise.
3455 (not_postinc_memory_operand): New.
3456 (ia64_split_timode): Remove unused variables.
3457 (rtx_needs_barrier): Check arguments to cmpxchg.
3458 (builtin_description): Remove.
3459 (bdesc_2argsi, bdesc_2argdi): Remove.
3460 (ia64_init_builtins): Declare all builtins directly.
3461 (ia64_expand_fetch_and_op): Rewrite to be called from
3462 ia64_expand_builtin directly. Use expand_binop and co.
3463 (ia64_expand_op_and_fetch): Likewise.
3464 (ia64_expand_compare_and_swap): Likewise.
3465 (ia64_expand_binop_builtin): Remove.
3466 (ia64_expand_lock_test_and_set): New.
3467 (ia64_expand_lock_release): New.
3468 (ia64_expand_builtin): Use them.
3469 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
3470 (EXTRA_CONSTRAINT): Use it.
3471 (PREDICATE_CODES): Update.
3472 * config/ia64/ia64.md (*): Use gr_register_operand and co.
3473 (mf): Indicate that we set memory as well as use it.
3474 (fetchadd_acq_si): Show memory being modified as well.
3475 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
3476 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
3477 (lock_test_and_set_si, lock_test_and_set_di): Remove.
3478 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
3479 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
3480 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
3481 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
3482 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
3483 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
3484 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
3485 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
3486 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
3487 return type. Pretty print definitions.
3489 2000-08-24 Jim Wilson <wilson@cygnus.com>
3491 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
3492 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
3494 2000-08-24 Jason Merrill <jason@redhat.com>
3496 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
3497 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
3498 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
3499 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
3501 2000-08-24 Greg McGary <greg@mcgary.org>
3503 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
3504 and extendtab within their proper array boundaries.
3505 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
3506 for the entire array.
3508 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
3509 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
3510 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
3511 * config/fr30/fr30.c (fr30_print_operand): Likewise.
3512 * config/i386/dgux.c (output_options): Likewise.
3513 * config/i386/dgux.h (ASM_FILE_START): Likewise.
3514 * config/m88k/m88k.c (output_options): Likewise.
3515 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
3516 * config/mcore/mcore.c (mcore_output_inline_const_forced,
3517 layout_mcore_frame, handle_structs_in_regs): Likewise.
3518 * config/mips/mips.c (output_block_move): Likewise.
3519 * config/rs6000/rs6000.c (rs6000_override_options,
3520 rs6000_file_start): Likewise.
3521 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
3522 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
3523 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
3524 * builtins.c (expand_builtin_setjmp): Likewise.
3525 * expr.c (safe_from_p): Likewise.
3526 * flow.c (life_analysis): Likewise.
3527 * fold-const.c (size_int_type_wide): Likewise.
3528 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
3529 * genattrtab.c (make_length_attrs): Likewise.
3530 * genopinit.c (gen_insn): Likewise.
3531 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
3532 * global.c (global_alloc): Likewise.
3533 * local-alloc.c (find_free_reg): Likewise.
3534 * mips-tdump.c (print_symbol): Likewise.
3535 * mips-tfile.c (parse_def, parse_input): Likewise.
3536 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
3537 * stmt.c (expand_nl_goto_receiver): Likewise.
3538 * stor-layout.c (set_sizetype): Likewise.
3539 * varasm.c (decode_reg_name): Likewise.
3540 * toplev.c (decode_f_option, decode_W_option,
3541 set_target_switch, print_switch_values): Likewise.
3542 (NUM_ELEM): Remove macro.
3543 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
3545 2000-08-24 Greg McGary <greg@mcgary.org>
3547 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
3548 (MAIN_NAME_P, main_identifier_node): New macros.
3549 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
3550 * c-decl.c (start_decl, grokdeclarator, start_function,
3551 store_parm_decls, finish_function): Use MAIN_NAME_P.
3552 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
3553 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
3554 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
3555 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
3557 2000-08-24 Greg McGary <greg@mcgary.org>
3559 * cppfiles.c (actual_directory): Don't write beyond `dir'
3560 when it contains "".
3561 * real.c (asctoeg): Stay within bounds of etens[][].
3563 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3565 * dependence.c (dependence_string, direction_string,
3566 dump_one_node, dump_node_dependence): Hide unused identifiers.
3567 (get_low_bound, normalize_coefficients): Match definition to
3569 (get_one_coefficient): Initialize variables `value0_is_idx' and
3571 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
3572 (ziv_test): Delete variable `idx', use parameter `sub' instead.
3573 (direction_merge): Avoid automatic aggregate initialization.
3574 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
3575 Initialize variables `dest_idx' and `src_idx'.
3576 (end_dependence_analysis): Avoid C89 style function definition.
3578 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
3580 * c-common.c (time_char_table): Don't allow width with %F.
3581 (check_format_info): Don't allow "Z" length with scanf.
3583 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
3585 * diagnostic.c (finish_diagnostic): Define.
3586 (output_do_printf): Use wrap_text instead of output_add_string.
3587 (default_print_error_function): Avoid embedded '\n'.
3589 * diagnostic.h (flush_diagnostic_buffer): Declare.
3591 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
3593 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
3595 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
3597 * Makefile.in (GCC_PASSES): Add specs.
3599 2000-08-23 Jim Wilson <wilson@cygnus.com>
3601 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
3602 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
3603 EHANDLER nor UHANDLER bit is set.
3604 (__get_except_table): Likewise.
3606 2000-08-23 Nick Clifton <nickc@redhat.com>
3608 * config/arm/lib1funcs.asm: Replace upper case condition codes
3609 with lower case versions.
3611 * config/arm/arm.h (STRUCT_VALUE): Define.
3612 (STRUCT_VALUE_REGNUM): Delete.
3614 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
3616 * cpphash.h (IN_I): New flag for directive table.
3617 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
3619 (_cpp_check_directive): If -fpreprocessed, execute directives
3620 marked with IN_I. Issue no warnings in this case.
3621 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
3623 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
3625 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
3627 (check_format_info): Support printf 'I' flag; warn about it with
3630 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
3632 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
3633 barrier can't be ignored by the alias analysis code.
3635 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
3637 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
3638 works inside fixincl.
3640 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
3642 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
3643 simplify_relational_operation() unless both operands are of
3645 * cse.c (fold_rtx): Likewise.
3647 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
3649 * rtlanal.c (rtx_unstable_p): The pic register is stable
3650 (within one function) and the actual rtx should be used
3651 when checking the registers.
3652 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
3654 * alias.c (true_dependence, write_dependence_p): Fix
3655 bug in previous patch.
3657 * i386.c (ix86_GOT_alias_set): New.
3658 (legitimize_pic_address): Use it.
3660 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
3661 only stable if its address is stable.
3662 (rtx_varies_p): An unchanging MEM can't vary if
3663 its address doesn't vary.
3665 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3667 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
3669 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3671 * vax.h (ASM_SPEC): Pass `-J' to assembler.
3672 * x-vax-gcc: New file for bootstrapping with gcc.
3673 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
3674 * configure.in: Use x-vax-gcc with gcc.
3675 * configure: Rebuilt.
3677 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
3679 * toplev.c (rest_of_compilation): Rebuild label notes after
3680 post-reload splitting pass if new labels have been created.
3682 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
3684 * diagnostic.h (output_buffer_state): New macro.
3685 * diagnostic.c (diagnostic_for_decl, sorry,
3686 default_print_error_function, output_do_verbatim,
3687 report_diagnostic, report_problematic_module): Use it.
3689 (output_format): Use wrap_text instead of maybe_wrap_text.
3691 2000-08-22 Nick Clifton <nickc@redhat.com>
3693 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
3694 Common code for ARM divide and modulus functions.
3695 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
3697 (FUNC_END): New macro: Common code at the end of the division and
3699 (THUMB_FUNCTION_START): New macro: Common code at the start of
3701 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
3703 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
3705 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
3707 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
3708 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
3711 2000-08-22 Nick Clifton <nickc@redhat.com>
3713 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
3714 restorative additions, test for bottom bits of IP being set,
3715 rather than relying upon the RORs not matching.
3718 2000-08-22 David Edelsohn <edelsohn@gnu.org>
3720 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
3721 text_section() as appropriate instead of emitting text csect
3723 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
3724 (UNIQUE_SECTION): Define macro.
3725 (ASM_OUTPUT_SECTION_NAME): Define macro.
3726 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
3727 on AIX if debugging and -fdata-sections always.
3729 2000-08-22 Steven King <sxking@uswest.net>
3731 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
3733 (LDBL_MAX): Same here.
3735 2000-08-22 Richard Henderson <rth@cygnus.com>
3737 * flow.c (tidy_fallthru_edge): Update b->end properly.
3739 2000-08-22 Stan Cox <scox@redhat.com>
3741 * Makefile.in (OBJS): Add dependence.o.
3742 * dependence.c: New file.
3744 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
3746 * calls.c (check_sibcall_argument_overlap_1): Adjust for
3748 (check_sibcall_argument_overlap): Likewise.
3750 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
3752 * invoke.texi (SH Options): Document -m4-nofpu,
3753 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
3754 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
3756 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
3758 * c-common.c (check_format_info): Give the 'some locales' warning
3759 for strftime %Ey rather than the unconditional 'only last 2 digits
3762 2000-08-22 Richard Henderson <rth@cygnus.com>
3764 * alias.c (init_alias_analysis): Do not register
3765 struct_value_incoming_rtx or static_chain_rtx as pointing
3768 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
3770 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
3772 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
3774 * diagnostic.h (report_problematic_module): Declare.
3775 * diagnostic.c (report_problematic_module): New function.
3776 (report_error_function): Tweak.
3778 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3780 * stmt.c (expand_goto_internal, fixup_gotos): Only check
3781 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
3783 2000-08-21 Richard Henderson <rth@cygnus.com>
3785 * flow.c (calculate_global_regs_live): Mark frame pointer live
3786 everywhere before reload.
3788 2000-08-21 Jim Wilson <wilson@cygnus.com>
3790 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
3791 INTEL_EXTENDED_IEEE_FORMAT.
3792 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
3793 clear last two bytes of output FP value.
3795 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
3797 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
3799 2000-08-21 Jakub Jelinek <jakub@redhat.com>
3801 * unroll.c (loop_find_equiv_value): If ret is modified between
3802 insn and loop_start, ret might not be equivalent to reg.
3804 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
3806 * c-common.c (init_dollar_format_checking,
3807 maybe_read_dollar_number, finish_dollar_format_checking): New
3809 (dollar_arguments_used, dollar_arguments_count,
3810 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
3812 (check_format_info): Support $ formats for scanf and printf width
3813 and precision. Always increment format_chars to advance past the
3814 '*' of precision, not just when the format parameters are
3817 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3819 * mips.c (block_move_loop, expand_block_move,
3820 function_arg_partial_nregs, save_restore_insns, function_prologue,
3821 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
3823 (function_arg_advance, function_arg): Match argument to format
3826 2000-08-21 Nix <nix@esperi.demon.co.uk>
3828 * gcc.c (do_spec_1): Implement %j spec flag.
3829 Remove dead comment.
3831 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
3832 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
3833 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
3834 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
3836 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
3837 writable) instead of hardcoded value.
3839 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
3841 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
3844 * gcc.c (cc1_options): Do not process -o or run the assembler if
3846 * objc/lang-spec.h: Likewise.
3848 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
3850 * fixinc/fixincl.c (fix_with_system): Pipe the output of
3851 "external" fixes through `cat', to avoid truncating the input
3852 file by redirection.
3854 2000-08-21 Jakub Jelinek <jakub@redhat.com>
3856 * config/i386/i386.md (lea_general_1): Copy insn condition to split
3858 (lea_general_2, lea_general_3): Likewise.
3860 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3862 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
3863 warnings to user code.
3865 * c-lex.c (readescape, yylex): Likewise.
3867 * c-typeck.c (store_init_value, process_init_element): Likewise
3868 (c_expand_start_case): Format.
3870 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
3872 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
3874 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
3875 and linker_endian_spec to endian_spec.
3876 (ENDIAN_SPEC): Add %{EB} and %{EL}.
3877 (LINK_SPEC): Remove %{EB} and %{EL}.
3878 (ASM_SPEC): Likewise. Use %(endian_spec).
3880 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
3882 * c-tree.h (flag_hosted): Move declaration from here...
3883 * c-common.h (flag_hosted): ... to here.
3884 (flag_noniso_default_format_attributes): New declaration.
3885 * c-decl.c (flag_noniso_default_format_attributes): New variable.
3886 (c_decode_option): Set it appropriately for options choosing
3887 language standard variant.
3888 * c-common.c (init_function_format_info): Only provide default
3889 format attributes if flag_hosted. Only provide the gettext
3890 formats if flag_noniso_default_format_attributes. Update
3892 (check_format_info): Disable treatment of %a as a scanf flag in
3895 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
3897 * c-common.c (scan_char_table): Add 'w' to flags for all formats
3899 (check_format_info): Set 'wide' for scanf format widths. Warn for
3900 a zero scanf width. Make the check for writing into a constant
3901 object at the first level of indirection; at later levels, warn if
3902 any type qualifiers are encountered.
3904 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
3906 * reload.c (reload_inner_reg_of_subreg): New function broken out of
3908 (push_reload): Use reload_inner_reg_of_subreg.
3909 (combine_reloads): Do not combine reloads if the input reload
3910 is a SUBREG in which the inner part will need reloading.
3912 * global.c (global_alloc): Avoid passing dumpfile argument to
3914 * toplev.c (rest_of_compilation): Likewise.
3915 * reload.h (reload): Remove dumpfile argument. Callers changed.
3916 (debug_reload, debug_reload_to_stream): Move prototypes here.
3917 * rtl.h (reload): Remove dumpfile argument.
3918 * reload.c (debug_reload): Remove prototype.
3919 (debug_reload_to_stream): Likewise.
3920 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
3923 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3925 * diagnostic.c (context_as_prefix): Export.
3926 (need_error_newline): Remove.
3927 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
3928 (error_module_changed, record_last_error_module,
3929 error_function_changed, record_last_error_function): New functions.
3930 (initialize_diagnostics): Default intialize
3931 lang_diagnostic_starter, lang_diagnostic_finalizer.
3932 (init_output_buffer): Tweak.
3933 (file_name_as_prefix): New function.
3934 (announce_function, default_print_error_function,
3935 report_error_function, set_diagnostic_context): Tweak.
3937 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
3939 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
3940 condition expression.
3942 2000-08-20 Richard Henderson <rth@cygnus.com>
3944 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
3946 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
3948 * cppinit.c (cpp_init): Set global flag when called.
3949 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
3951 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
3953 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
3954 before `process_directive' so that newlines won't be missed
3956 (cpp_printf): Increment `print->lineno' when newline is emitted.
3958 * cppmain.c (cb_ident): Likewise.
3959 (cb_define): Likewise.
3960 (cb_undef): Likewise.
3961 (cb_include): Likewise.
3962 (cb_def_pragma): Likewise.
3963 (dump_macros_helper): Likewise.
3965 2000-08-20 Richard Henderson <rth@cygnus.com>
3967 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
3968 assigned before a loop.
3970 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
3971 (ashrsi3, lshrsi3): Likewise.
3973 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
3975 * c-lang.c: #include diagnostic.h
3976 (c_tree_printer): New function.
3977 (lang_init): Initialize lang_printer.
3979 * Makefile.in (c-lang.o): Depends on diagnostic.h
3981 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
3983 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
3985 * diagnostic.c (default_diagnostic_starter,
3986 default_diagnostic_finalizer): New functions.
3987 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
3988 (pedwarn, pedwarn_with_file_and_line, error,
3989 error_with_file_and_line, fatal, warning,
3990 warning_with_file_and_line): Adjust call to report_diagnostic.
3991 (report_diagnostic): Rework.
3992 (set_diagnostic_context): New function.
3994 * diagnostic.h (struct diagnostic_context): New data structure.
3995 (diagnostic_message, diagnostic_argument_list,
3996 diagnostic_file_location, diagnostic_line_location,
3997 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
3998 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
3999 (set_diagnostic_context): Declare.
4000 (report_diagnostic): Change prototype.
4002 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
4004 * fix-header.c (main): Initialize cpplib.
4006 2000-08-19 Michael Meissner <meissner@redhat.com>
4008 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
4009 instructions in it before checking for indirect jumps.
4011 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
4012 in a indirect jump as a potential for conditional execution.
4014 * d30v.h (d30v_init_expanders): Don't declare here.
4015 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
4018 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
4020 * cpp.texi: Add @section for assertions.
4022 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
4024 * loop.c (scan_loop): Use CONST_CALL_P instead of
4025 checking for REG_LIBCALL / REG_RETVAL.
4027 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
4029 * reload1.c (reload_as_needed): Accept dumpfile argument,
4030 pass it to emit_reload_insns.
4031 (emit_reload_insns): Add new dumpfile argument. If non-null
4032 then dump the reloads for each insn into the dumpfile.
4033 (reload): Pass dumpfile to reload_as_needed.
4035 * invoke.texi: Clean up linux-gnu vs linux comments.
4037 2000-08-19 Richard Henderson <rth@cygnus.com>
4039 * config/ia64/ia64.c (reg_or_5bit_operand): New.
4040 (ia64_depz_field_mask): New.
4041 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
4042 (PREDICATE_CODES): Update.
4043 * config/ia64/ia64.md: Update commentary.
4044 (depz_internal): New.
4045 (ashlsi3): Implement directly.
4046 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
4047 (ashldi3): Use shladd.
4048 * config/ia64/ia64-protos.h: Update.
4050 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
4052 * toplev.c (independent_decode_option): Always process -g.
4053 Remove third argument, now unused. Adjust caller to match.
4055 2000-08-18 Richard Henderson <rth@cygnus.com>
4057 * combine.c (make_compound_operation): Break after creating
4060 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
4062 * cpplib.c (cpp_register_pragma_space): Just return if the
4063 namespace is already registered.
4065 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
4067 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
4068 constant amount. Do not generate ROTL instruction.
4070 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
4072 * config/sh/elf.h: Do not include sh/sh.h.
4073 * config/sh/rtems.h: Likewise.
4074 * config/sh/rtemself.h: Do not include sh/elf.h.
4075 * configure.in: Get them included with `tm_file's.
4076 * configure: Rebuilt.
4078 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
4079 * config/sh/sh.c (fpscr_set_from_mem): Use them.
4081 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4083 * stor-layout.c (compute_record_type): Don't use mode of single
4084 field as mode of record if not integer mode of same type.
4086 * regmove.c (perhaps_ends_bb_p): New function.
4087 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
4088 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
4089 (fixup_match_1): Likewise.
4090 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
4091 avoid signed/unsigned warnings.
4093 * function.c (fixup_var_refs_1, case MEM): Update CODE after
4096 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
4098 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
4099 (_cpp_trigraph_map): Declaration moved from cpplex.c
4101 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
4102 instead of 256. Use consistent test for designated initializers.
4103 (cpp_init): Initialize trigraph_map.
4104 (initialize_standard_includes, parse_option): Use memcmp
4107 * cpplex.c (init_trigraph_map): Remove.
4108 (trigraph_ok, trigraph_replace, lex_line): Refer to
4111 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
4112 (do_unassert): Remove unused "next" local.
4114 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
4116 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
4118 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
4121 2000-08-17 Richard Henderson <rth@cygnus.com>
4123 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
4124 the first insn in a sequence.
4126 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
4128 * alias.c (true_dependence, write_dependence_p): A read
4129 involving a label_ref or the constant pool doesn't create
4132 * rtl.h (unchanging): Improve documentation.
4134 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
4136 * cse.c (insert_regs): Remove unused `regno'.
4138 2000-08-17 Neil Booth <NeilB@earthling.net>
4140 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
4141 remove_dup_dirs. If qtail == brack, remove brack not
4143 (remove_dup_dir, remove_dup_dirs): New functions.
4145 2000-08-17 Neil Booth <NeilB@earthling.net>
4147 * cppinit.c (cpp_cleanup): Free include dir chains.
4148 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
4149 (do_unassert): Free the assert with _cpp_free_definition.
4150 * cppmacro.c (_cpp_free_definition): Free memory allocated for
4151 assertions. Make the node a T_VOID node.
4153 2000-08-17 Neil Booth <NeilB@earthling.net>
4155 * cppinit.c (path_include, append_include_chain):
4156 Remove 2nd parameter (struct cpp_pending *).
4157 (path_include, initialize_standard_includes, cpp_handle_option):
4158 Update callers appropriately.
4159 (cpp_handle_option): Use pend.
4161 2000-08-17 Neil Booth <NeilB@earthling.net>
4163 * cppinit.c (sort_options): Remove, put functionality in
4166 (initialize_builtins): Free memory.
4167 (cpp_start_read): Move init_IStable to cpp_init.
4169 * cpplib.h (cpp_init): New prototype.
4170 * cppmain.c (main): Call cpp_init.
4172 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
4174 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
4175 (rtx_unstable_p, rtx_varies_p): Process vectors.
4177 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
4179 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
4180 references to GLOBAL symbols. Use LOCAL where appropriate.
4182 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4184 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
4185 use t-aix41 when host == target.
4187 2000-08-16 Richard Henderson <rth@cygnus.com>
4189 * reload.c (push_secondary_reload): Revert last change.
4190 If we use a reload_in/out pattern, make the when the same
4191 as the primary reload.
4192 (find_reloads): Likewise.
4194 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
4196 * configure.in (libstdcxx-v3): Fix test.
4197 * configure: Regenerate.
4199 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4201 * calls.c (calls_function_1, expand_call): Only test
4202 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
4203 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4205 2000-08-16 Richard Henderson <rth@cygnus.com>
4207 * combine.c (simplify_shift_const): Revert previous two
4208 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
4209 before the main loop.
4211 2000-08-15 Richard Henderson <rth@cygnus.com>
4213 * combine.c (simplify_shift_const): Bound shift count when
4216 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4218 * calls.c (ECF_SP_DEPRESSED): New macro.
4219 (calls_function_1): Treat calling sp-depressed function as alloca.
4220 (emit_call_1): Don't adjust SP if calling sp-depressed function.
4221 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
4222 If sp-depressed, ensure block saves and restores SP.
4223 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
4225 * function.c (keep_stack_depressed): New function.
4226 (thread_prologue_and_epilogue_insns): Call it.
4227 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
4228 to print DECL_OFFSET_ALIGN.
4229 Print no-force-blk and transparent-union flags properly.
4230 * stmt.c (expand_goto_internal): Don't restore stack if last block
4231 and function returns with sp depressed.
4232 (fixup_gotos): Likewise.
4233 (save_stack_pointer): New function, from code in expand_decl.
4234 (expand_decl): Call new function.
4235 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
4236 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
4237 (save_stack_pointer): New declaration.
4239 * diagnostic.c (fatal_function): New variable.
4240 (set_fatal_function): New function.
4242 * diagnostic.h (set_fatal_function): New declaration.
4244 2000-08-15 William Cohen <wcohen@redhat.com>
4246 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
4247 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
4248 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
4250 2000-08-15 Richard Henderson <rth@cygnus.com>
4252 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
4254 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
4256 * arm.c (arm_function_ok_for_sibcall): New function.
4257 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
4258 * arm.md (call expanders): Don't check here for calls that can't
4261 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
4263 * arm.md (splits generating cond_exec): Disable.
4265 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
4267 * arm/linux-elf.h (text_section): Delete declaration.
4269 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
4271 ARM support for unordered FP operations.
4272 * arm-protos.h (arm_comparison_operator): Declare.
4273 * arm.c (arm_comparison_operator): New function.
4274 (arm_select_cc_mode): Add unordered comparison codes.
4275 (get_arm_condition_code): Likewise.
4276 (arm_final_prescan_insn): Can't handle unordered jumps that can't
4277 be done in one insn.
4278 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
4279 * arm.md (all uses of comparison_operator): Replace with
4280 arm_comparison_operator.
4281 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
4283 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
4286 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
4288 * gthr-posix.h: Conditionally include <sched.h>; include
4289 <config.h> from libobjc/.
4291 2000-08-14 Richard Henderson <rth@cygnus.com>
4293 * config/i386/i386.c (legitimize_pic_address): Use Pmode
4296 2000-08-14 Richard Henderson <rth@cygnus.com>
4298 * configure.in (ia64-*): Set float_format for i386 long double.
4300 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
4301 as we would for i386 XFmode.
4302 (PUT_REAL): Likewise.
4303 (endian, ereal_atof, real_value_truncate): Likewise.
4304 (ereal_isneg, toe64, etens, make_nan): Likewise.
4305 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
4307 * config/ia64/ia64-protos.h: Update.
4308 * config/ia64/ia64.c (general_tfmode_operand): New.
4309 (destination_tfmode_operand): New.
4310 (tfreg_or_fp01_operand): New.
4311 (ia64_split_timode): New.
4312 (spill_tfmode_operand): New.
4313 (ia64_expand_prologue): Use TFmode not XFmode.
4314 (ia64_expand_epilogue): Likewise.
4315 (ia64_function_arg): Likewise.
4316 (ia64_function_arg_advance): Likewise.
4317 (ia64_return_in_memory): Likewise.
4318 (ia64_function_value): Likewise.
4319 (ia64_print_operand): Likewise.
4320 (ia64_register_move_cost): Set GR<->FR to 5.
4321 (ia64_secondary_reload_class): Get GR for TImode memory op.
4322 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
4323 (ROUND_TYPE_ALIGN): Remove.
4324 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
4325 (INTEL_EXTENDED_IEEE_FORMAT): Define.
4326 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
4327 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
4328 (MODES_TIEABLE_P): Use TFmode, not XFmode.
4329 (CLASS_MAX_NREGS): Likewise.
4330 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
4331 (PREDICATE_CODES): Update.
4332 * config/ia64/ia64.md (movti): New.
4333 (movti_internal): Use a clobber for memory alternatives.
4334 (reload_inti, reload_outti): New.
4335 (movsfcc_astep): Predicate properly.
4336 (movdfcc_astep): Likewise.
4339 (extendsftf2, extenddftf2): New.
4340 (trunctfsf2, trunctfdf2): New.
4341 (floatditf2, fix_trunctfdi2): New.
4342 (floatunsditf2, fixuns_trunctfdi2): New.
4343 (addtf3, subtf3, multf3, abstf2): New.
4344 (negtf2, nabstf2, mintf3, maxtf3): New.
4345 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
4347 (fr_spill): Use TFmode, not XFmode.
4348 (fr_restore): Likewise.
4349 * config/ia64/lib1funcs.asm (__divtf3): New.
4350 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
4352 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4354 * cse.c (fold_rtx): Avoid empty body in an if-statement.
4356 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
4357 `U' integer constant suffix.
4359 * dwarf2out.c (add_subscript_info): Avoid empty body in an
4362 * sparc/sol2.h (__enable_execute_stack): Prototype.
4364 2000-08-14 David Edelsohn <edelsohn@gnu.org>
4366 * collect2.c: Remove use of AIX import file.
4368 * longlong.h: Test ARCH_PWR not ARCH_POWER.
4370 * rs6000.c (print_operand, case 'E'): Add else.
4372 2000-08-14 Richard Henderson <rth@cygnus.com>
4374 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
4375 (movdi_symbolic): New.
4377 2000-08-14 Jim Wilson <wilson@cygnus.com>
4379 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
4380 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
4381 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
4384 2000-08-14 Richard Henderson <rth@cygnus.com>
4386 * expr.c (emit_group_load): Don't force constants into registers.
4387 Special case source already in the correct mode.
4389 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
4391 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
4392 * fixinc/inclhack.def: Likewise.
4393 * fixinc/mkfixinc.sh: Likewise.
4394 * configure: Regenerate.
4395 * fixinc/fixincl.x: Regenerate.
4396 * install.texi: Document equivalence of linux and linux-gnu.
4398 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4400 * cse.c (insert_regs): Also in REG case: When finding an invalid
4401 value, and we make a new quantity, make sure that it won't be
4402 mistaken by for a valid one by mention_regs.
4404 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
4406 * h8300.md: Remove obsolete peepholes.
4408 2000-08-13 Kazu Hirata <kazu@hxi.com>
4410 * invoke.texi (H8/300 Options): Fix typos.
4411 * config/h8300.c: Fix formatting.
4412 * config/h8300.h: Fix comment typos.
4413 (OVERRIDE_OPTIONS): Fix formatting.
4415 * function.c: Fix formatting.
4417 * cse.c: Fix formatting.
4419 2000-08-13 Geoff Keating <geoffk@cygnus.com>
4421 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
4422 (attempt_auto_inc): Suppress parentheses warning.
4423 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
4424 * loop.c (load_mems): Remove `u' suffix in two places.
4425 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
4427 * config/rs6000/rs6000.h: Likewise.
4428 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
4429 __eabi dummy routine.
4430 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
4433 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
4434 not put stuff in .sdata unnecessarily.
4435 (rs6000_unique_section): New function.
4436 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
4437 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
4439 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
4440 arrays in C99. Don't try to look at DECL_REGISTER of a
4441 COMPONENT_REF. Don't complain twice about the same error.
4443 * fixinc/inclhack.def (aix_pthread): New fix.
4444 (aix_sysmachine): New fix.
4445 * fixinc/fixincl.x: Regenerate.
4447 * expr.c (expand_expr): Call convert_modes when turning a large
4448 multiply into a small one.
4450 2000-08-12 Geoff Keating <geoffk@cygnus.com>
4452 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
4453 the tree structure an exponent rather than an explicit alignment
4454 so it doesn't overflow.
4455 (SET_DECL_OFFSET_ALIGN): New macro.
4456 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
4457 rather than DECL_OFFSET_ALIGN.
4458 (place_field): Likewise.
4459 * expmed.c (store_bit_field): Abort on align==0 to avoid
4460 antisocial machine behaviour.
4462 2000-08-12 Richard Henderson <rth@cygnus.com>
4464 * sibcall.c (uses_addressof): Accept both addressof and
4465 current_function_internal_arg_pointer inside a mem.
4466 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
4467 if current_function_uses_addressof.
4468 * stmt.c (expand_return): Kill tail recursion and HAVE_return
4471 2000-08-11 Richard Henderson <rth@cygnus.com>
4473 * config/ia64/ia64.md (addsi3): Remove expander.
4474 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
4475 (*addsi3_shladd): New.
4477 2000-08-11 Richard Henderson <rth@cygnus.com>
4479 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
4480 (do_restore): Likewise.
4481 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
4482 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
4483 (rtx_needs_barrier): Track actual bit manipulation for
4484 ar.unat moves, gr_spill, and gr_restore.
4485 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
4486 (process_set): Don't handle varargs spills.
4487 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
4488 .mem.offset here instead of in process_set.
4489 (gr_restore): Likewise.
4491 2000-08-11 Richard Henderson <rth@cygnus.com>
4493 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
4495 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
4497 * gcc.texi (The Configuration File): Document
4498 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
4499 UPDATE_PATH_HOST_CANONICALIZATION.
4501 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4503 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
4504 unprototyped function pointer casts on integer constants.
4506 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
4508 * fixproto: Recognize DOS paths with drive letters as absolute paths.
4510 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
4512 * extend.texi (Volatiles): Fix typos.
4514 2000-08-11 Kazu Hirata <kazu@hxi.com>
4516 * flow.c: Fix formatting.
4518 2000-08-11 Richard Henderson <rth@cygnus.com>
4520 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
4521 pattern, always allocate a tertiary scratch register.
4523 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
4524 (reload_inhi): Likewise.
4526 2000-08-11 Richard Henderson <rth@cygnus.com>
4528 * function.c (put_reg_into_stack): Allow type to be NULL.
4529 (schedule_fixup_var_refs): Likewise.
4530 (gen_mem_addressof): Allow decl to be NULL.
4531 (put_addressof_into_stack): Likewise.
4533 * flow.c (merge_blocks_nomove): Be more careful about
4534 locating the beginning of block A.
4536 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
4538 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
4543 * config.in: Reverted the check for <sched.h>.
4545 2000-08-10 Chris Demetriou <cgd@sibyte.com>
4547 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
4548 macros define the name of CTOR and DTOR sections.
4549 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
4550 DTOR_LIST_END): Change to use attributes to specify
4552 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
4553 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
4554 DTOR_LIST_END): Same as in mips/elf.h.
4556 2000-08-10 Drew Moseley <dmoseley@redhat.com>
4558 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
4559 disabling just crt0.o.
4561 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
4563 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
4564 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
4565 (EXTRA_SPECS): Add them.
4566 * arm/lib1funcs.asm: Support builds for interworking.
4567 Use macros to eliminate duplicated pieces of code.
4569 2000-08-10 Kazu Hirata <kazu@hxi.com>
4571 * h8300.c (expand_a_rotate): New.
4572 (emit_a_rotate): Likewise.
4573 (h8300_adjust_insn_length): Add support for the rotate insns.
4574 * h8300.md (rotlqi3): New.
4575 (*rotlqi3_1): Likewise.
4576 (rotlhi3): Likewise.
4577 (*rotlhi3_1): Likewise.
4578 (rotlhi3): Likewise.
4579 (*rotlhi3_1): Likewise.
4580 * h8300-proto.h: Add prototypes for expand_a_rotate and
4583 * h8300.c: Fix comment typos.
4584 (dosize): Declare the variable amount as unsigned.
4585 (get_shift_alg): Fix a comparison between signed and unsigned.
4586 (emit_a_shift): Likewise.
4587 (h8300_adjust_insn_length): Simplify the code.
4589 * c-decl.c: Fix formatting.
4591 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4593 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
4594 warning about non-traditional numeric constant suffixes.
4596 * cppexp.c (parse_number): Likewise.
4598 * invoke.texi: (-Wtraditional): Document new behavior.
4600 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
4602 * gthr-posix.h: Include auto-host.h. Conditionally include
4604 * configure.in: Check for the <sched.h> header file.
4605 * config.in: Added define for HAVE_SCHED_H.
4607 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4609 * c-typeck.c (process_init_element): For -Wtraditional, warn about
4610 initialization of unions.
4612 * invoke.texi (-Wtraditional): Document new behavior.
4614 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
4616 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
4617 instead of extra_c_flags.
4618 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
4619 * configure: Regenerate.
4620 * config.in: Regenerate.
4622 * cpperror.c (cpp_type2name): New function.
4623 * cpplex.c (lex_line): If we issued an error for an invalid
4624 preprocessing directive, discard that logical line.
4625 * cpplib.c (do_line): Call a hook function if the current file
4626 is renamed by #line.
4627 (do_ident): Pass the contents of the string, not the entire
4628 token, to the callback function.
4629 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
4630 (cb.rename_file): New hook function.
4631 (cb.ident): Adjust prototype.
4632 (cpp_type2name): Prototype.
4633 * cppmacro.c (dump_macro_args): Correct precedence lossage.
4635 * cppmain.c (cb_ident): Update for changed interface.
4636 (cb_rename_file): New function.
4637 (main): Set rename callback.
4639 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
4641 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
4642 multi-word registers.
4644 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
4646 * c-common.c (combine_strings, check_format_info): Refer to ISO C
4647 or ISO C89 instead of ANSI C.
4648 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
4649 build_enumerator, do_case): Likewise.
4650 * c-lex.c (parse_float, yylex): Likewise.
4651 * c-parse.in: Likewise.
4652 * c-typeck.c (common_type, build_array_ref, build_binary_op,
4653 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
4654 build_c_cast, convert_for_assignment, set_init_index,
4655 set_init_label, c_expand_start_case): Likewise.
4656 * toplev.c (documented_lang_options, display_help): Likewise.
4658 2000-08-08 Kazu Hirata <kazu@hxi.com>
4660 * h8300.c: Fix formatting.
4661 * h8300.h: Likewise.
4662 * h8300.md: Likewise.
4663 (movsi_h8300hs): Fix formatting of the resulting assembly code.
4665 * reload1.c: Fix formatting.
4667 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
4669 * alpha/alpha.c (alpha_emit_xfloating_libcall):
4670 Use GEN_CALL_VALUE define.
4671 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
4672 * clipper/clipper.md (untyped_call): Likewise.
4673 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
4674 * fx80/fx80.md (untyped_call): Likewise.
4675 * mips/mips.md (untyped_call): Likewise.
4676 * ns32k/ns32k.md (untyped_call): Likewise.
4677 * pa/pa.md (untyped_call): Likewise.
4678 * romp/romp.md (untyped_call): Likewise.
4679 * sparc/sparc.md (untyped_call): Likewise.
4681 2000-08-08 Jason Eckhardt <jle@cygnus.com>
4683 * config/i860/i860.c (singlemove_string): Do not generate assembler
4684 pseudo instructions that must be expanded (that is, with signed
4685 constants larger than 16 bits).
4687 2000-08-08 Richard Henderson <rth@cygnus.com>
4689 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
4690 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
4691 (init_propagate_block_info): Don't kill memory stores at -O0.
4692 (mark_set_1, mark_used_regs): Likewise.
4694 2000-08-08 David Edelsohn <edelsohn@gnu.org>
4696 * rs6000.c (optimization_options): Decorate 'level' as
4698 (mask64_operand): Remove sign-extend thinko.
4699 (rldic_operand): New function.
4700 (load_multiple_operation): regno's are unsigned ints.
4701 (store_multiple_operation): Likewise.
4702 (lmw_operation): Likewise.
4703 (stmw_operation): Likewise.
4704 (includes_lshift_p): shift_mask is unsigned int.
4705 (includes_lshift64_p): New function.
4706 (addrs_ok_for_quad_peep): unsigned int reg1.
4707 (print_operand): Consistently add "else" after
4708 output_operand_lossage().
4709 (print_operand, case 'b'): Fold in case 'W'.
4710 (print_operand, case 'W'): Print rldic MB value.
4711 (output_epilogue): Update Objective-C language string.
4712 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
4713 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
4714 * rs6000.md (ashldi3): Add rldic instruction.
4715 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
4716 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
4719 2000-08-08 Richard Henderson <rth@cygnus.com>
4721 * config/ia64/ia64-protos.h: Remove duplicates. Update
4722 for massive code rearrangements.
4723 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
4724 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
4725 (ia64_local_regs, ia64_need_regstk): Remove.
4726 (ar_ccv_reg_operand): New.
4727 (ia64_gp_save_reg): New.
4728 (struct ia64_frame_info): Combine most of the size elements;
4729 add new gr save elements.
4730 (find_gr_spill): New.
4731 (next_scratch_gr_reg): New.
4732 (mark_reg_gr_used_mask): New.
4733 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
4734 to GR backing store regs when possible.
4735 (ia64_initial_elimination_offset): New.
4736 (ia64_rap_fp_offset): Remove.
4737 (save_restore_insns): Remove.
4738 (setup_spill_pointers): New.
4739 (finish_spill_pointers): New.
4740 (spill_restore_mem): New.
4741 (do_spill, do_restore): New.
4742 (ia64_expand_prologue): Rewrite to use them.
4743 (ia64_expand_epilogue): Likewise.
4744 (ia64_direct_return): Update for current_frame_info changes.
4745 (ia64_function_prologue): Simplify .prologue emission. Emit
4747 (ia64_setup_incoming_varargs): Don't ever emit rtl.
4748 (ia64_dbx_register_number): New.
4749 (ia64_initialize_trampoline): New.
4750 (ia64_secondary_reload_class): Request GR_REGS for integer
4751 arithmetic destined for FR_REGS.
4752 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
4753 (ia64_mark_machine_status): Mark ia64_gp_save.
4754 (rws_access_regno): Rename from rws_access_reg; don't treat
4755 predicates specially.
4756 (rws_access_reg): New. Update all callers.
4757 (rtx_needs_barrier): Remove dead unspecs.
4758 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
4759 (ia64_encode_section_info): Silence signed/unsigned warnings.
4760 (spill_offset, sp_offset, spill_offset_emitted): Remove.
4761 (tmp_reg, tmp_saved): Remove.
4762 (process_set): Rewrite to expect complicated bits via
4763 REG_FRAME_RELATED_EXPR.
4764 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
4765 in the use of ar.ccv; never set RTX_UNCHANGING_P.
4766 (ia64_expand_op_and_fetch): Likewise.
4767 (ia64_expand_compare_and_swap): Likewise.
4768 (ia64_expand_builtin): Likewise.
4769 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
4770 (FIRST_PSEUDO_REGISTER): Update.
4771 (AR_M_REGNO_P): Update.
4772 (FIXED_REGS): Don't mark three local registers as used.
4773 (EXTRA_CC_MODES): New.
4774 (SELECT_CC_MODE): New.
4775 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
4776 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
4777 (FRAME_GROWS_DOWNWARD): Unset.
4778 (STARTING_FRAME_OFFSET): Zero.
4779 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
4780 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
4781 (HARD_FRAME_POINTER_REGNUM): New.
4782 (CAN_DEBUG_WITHOUT_FP): Define.
4783 (TRAMPOLINE_TEMPLATE): Remove.
4784 (TRAMPOLINE_SIZE): Lower to 32.
4785 (TRAMPOLINE_ALIGNMENT): Lower to 64.
4786 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
4787 (PREDICATE_CODES): Update.
4788 (struct machine_function): Add ia64_gp_save.
4789 * config/ia64/ia64.md: Purge unused unspecs.
4790 (movsi patterns): Allow moves to/from AR_M_REGS.
4791 (movdi patterns): Allow moves to/from p0.
4792 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
4793 (gr_spill, gr_restore): Indicate ar.unat read/written.
4794 (nonlocal_goto): Don't pass old frame_pointer.
4795 (nonlocal_goto_receiver): Remove.
4796 (exception_receiver): New.
4797 (builtin_setjmp_setup): New.
4798 (builtin_setjmp_receiver): New.
4799 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
4800 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
4801 (__ia64_restore_stack_nonlocal): Likewise.
4802 (__ia64_trampoline): New.
4803 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
4805 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
4807 2000-08-08 Richard Henderson <rth@cygnus.com>
4809 * frame.h (ia64_frame_state): Add my_psp.
4810 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
4811 (__throw): Pass it in. Don't clobber r7.
4812 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
4813 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
4814 and nothing to do with sp.
4815 (normalize_reg_loc): Use frame->my_psp.
4816 (frame_translate): Handle frame-pointer-less functions. Set
4817 spill_base correctly, in absence of being told.
4818 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
4819 (__ia64_backtrace_helper): New sp argument. Use
4820 builtin_return_address instead of label addresses.
4821 (print_record) [mem_stack_v]: No size member.
4823 2000-08-08 Richard Henderson <rth@cygnus.com>
4825 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
4827 2000-08-08 Richard Henderson <rth@cygnus.com>
4829 * tm.texi (LOCAL_REGNO): Document.
4830 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
4831 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
4832 * reload1.c (reload): Likewise when considering nonlocal labels.
4834 * config/ia64/ia64.h (LOCAL_REGNO): New.
4835 * config/sparc/sparc.h (LOCAL_REGNO): New.
4837 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
4839 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
4841 2000-08-07 Nick Clifton <nickc@redhat.com>
4843 * config/mips/mips.c: Fix compile time warning messages.
4844 * config/mips/mips-protos.h: Add prototype for equality_op.
4846 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
4848 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
4850 * mn10300.md: Use nonimmediate_operand instead of general_operand
4853 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
4855 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
4857 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
4858 * sh.c (expand_block_move): Break long lines.
4859 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
4860 * sh.md (mulsi3): Likewise.
4861 (movdi): Adjust spacing.
4863 2000-08-07 Richard Henderson <rth@cygnus.com>
4865 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
4866 * expr.c (emit_group_store): Don't set it.
4868 2000-08-07 Kazu Hirata <kazu@hxi.com>
4870 * invoke.texi (Options for Debugging Your Program or GCC): Remove
4871 duplicate entries for 'w' and 'z'.
4873 * flow.c: Fix a comment typo.
4875 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
4877 * c-parse.in: Changed the language string for Objective-C to "GNU
4880 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
4882 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
4883 to improve the Posix thread support for Objective-C.
4885 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
4887 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
4888 CTI_UNSIGNED_PTRDIFF_TYPE.
4889 (signed_size_type_node): Define.
4890 (unsigned_ptrdiff_type_node): Define.
4891 * c-decl.c (init_decl_processing): Create the
4892 signed_size_type_node and unsigned_ptrdiff_type_node types.
4893 * c-common.c (T_SC): Define.
4896 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
4897 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
4899 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
4900 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
4901 flags for %c, %s and %[.
4902 (check_format_info): Only allow leniency for signedness of targets
4903 of character pointers (when pedantic) for formats flagged with
4904 "c", so for strings but not for %hh formats. When pedantic, don't
4905 allow character pointers to substitute for void pointers if a
4906 second level of indirection is present.
4908 2000-08-06 Kazu Hirata <kazu@hxi.com>
4910 * invoke.texi (Options for Debugging Your Program or GCC): Update
4911 the names of dump files.
4913 * h8300.c (dosize): Rearrange code for conciseness.
4914 (split_adds_subs): Likewise.
4916 * loop.c: Fix formatting.
4918 * dwarf2out.c: Fix formatting.
4920 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
4922 * expr.c: Fix formatting.
4924 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4926 * rs6000.c (rs6000_maybe_dead): Prototype.
4928 2000-08-06 Richard Henderson <rth@cygnus.com>
4930 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
4931 HAVE_nonlocal_goto as well.
4932 * config/i960/i960.md (nonlocal_goto): Don't do it here.
4933 * config/pj/pj.md (nonlocal_goto): Likewise.
4935 2000-08-07 Michael Hayes <mhayes@cygnus.com>
4937 * loop.c (try_swap_copy_prop): New function.
4938 (load_mems): Rename copies to load_copies and add new regset
4939 store_copies. Check for sets of shadow registers and mark
4940 in store_copies. Call try_swap_copy_prop for registers
4941 marked in store_copies.
4943 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
4945 * objc/objc-act.c: New command line option -fconstant-string-class
4946 to allow specifying a user defined constant string class,
4947 different from NXConstantString.
4949 * toplev.c: Moved the Objective-C specific options to
4950 objc/lang-options.h.
4952 * objc/lang-options.h: Moved the Objective-C specific options from
4953 toplev.c. Added -fconstant-string-class.
4955 2000-08-05 Chris Demetriou <cgd@sibyte.com>
4957 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
4958 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
4959 __CTOR_LIST__ from func_ptr array to just func_ptr, to
4960 avoid extra alignment imposed on arrays.
4961 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
4962 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
4964 * mips.h: Clean up comments and spacing near MASKs.
4965 (TARGET_UNIX_ASM): Delete.
4966 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
4967 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
4970 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
4972 * c-common.c (print_char_table): Add entries for the X/Open '
4973 format flag (print decimals with locale's thousands grouping
4974 character). Make %C expect wint_t.
4975 (check_format_info): If pedantic, warn when the %n$ operand
4976 number form is used. Allow for the ' flag; warn about it if
4979 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
4981 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
4982 type is a float mode, cfun->decl's return type is not, and
4983 TARGET_FLOAT_RETURNS_IN_80387.
4985 2000-08-04 Andreas Schwab <schwab@suse.de>
4987 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
4988 token list, which are always `#' and `pragma'.
4990 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
4992 * tree.c (tree_expr_nonnegative_p): Move to...
4993 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
4994 (rtl_expr_nonnegative_p): New.
4995 * tree.h: Add prototype for rtl_expr_nonnegative_p.
4997 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
4998 CONST_DOUBLE_CHAIN: Move to...
4999 * rtl.h: ...here. Use XCINT/XCEXP.
5001 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
5002 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
5003 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
5006 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
5008 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5010 * config/c4x/c4x.md (return_indirect_internal): New.
5011 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
5013 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
5015 * c-common.c (time_char_table): Mark up formats added in C99 and
5016 make other corrections. %D and %g were added in C99. %Og is an
5017 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
5018 C99. %e was added in C99. %Oj is an extension. %G and %z are in
5019 C99 rather than GNU extensions, but %OG and %Oz are extensions.
5020 %h was added in C99. %C was added in C99. %OY and %OC are
5021 extensions. Add the C99 format %F.
5022 (check_format_info): If pedantic and not in C99 mode, warn for C99
5025 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
5027 * function.c (schedule_fixup_var_refs): New function, broken out
5028 of put_reg_into_stack.
5029 (put_reg_into_stack): Use it.
5030 (put_var_into_stack): In CONCAT case, fixup up references for
5031 components only after fixing up references to the whole concat.
5033 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
5035 * alias.c (mark_constant_function): Use INSN_P.
5036 (init_alias_analysis): Likewise.
5037 * combine.c (combine_instructions): Use INSN_P.
5038 (can_combine_p): Likewise.
5039 (try_combine): Likewise.
5040 (distribute_notes): Likewise.
5041 (distribute_links): Likewise.
5042 * cse.c (cse_around_loop): Use INSN_P.
5043 (invalidate_skipped_block): Likewise.
5044 (cse_set_around_loop): Likewise.
5045 (cse_end_of_basic_block): Likewise.
5046 (delete_trivially_dead_insns): Likewise.
5047 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
5048 (unshare_all_rtl_1): Likewise.
5049 (next_cc0_user): Likewise.
5050 (try_split make_insn_raw): Likewise.
5051 (remove_unnecessary_notes): Likewise.
5052 * final.c (shorten_branches): Use INSN_P.
5053 (leaf_renumber_regs): Likewise.
5054 (leaf_renumber_regs_insn): Likewise.
5055 * flow.c (find_label_refs): Use INSN_P.
5056 (verify_wide_reg): Likewise.
5057 (notice_stack_pointer_modification): Likewise.
5058 (count_or_remove_death_notes): Likewise.
5059 (verify_flow_info): Likewise.
5060 (clear_log_links): Likewise.
5061 * function.c (fixup_var_refs_insns): Use INSN_P.
5062 (compute_insns_for_mem): Likewise.
5063 * gcse.c (alloc_gcse_mem): Use INSN_P.
5064 (compute_sets): Likewise.
5065 (compute_hash_table): Likewise.
5066 (classic_gcse): Likewise.
5068 (insert_insn_end_bb): Likewise.
5069 (delete_null_pointer_checks_1): Likewise.
5070 * global.c (expand_preferences): Use INSN_P.
5071 (build_insn_chain): Likewise.
5072 * graph.c (node_data): Use INSN_P.
5073 * haifa-sched.c (priority): Use INSN_P.
5074 (rm_line_notes): Likewise.
5075 (rm_other_notes): Likewise.
5076 (find_insn_reg_weight): Likewise.
5077 (init_target_units): Likewise.
5078 (schedule_block): Likewise.
5079 (compute_block_forward_dependences): Likewise.
5080 (debug_dependencies): Likewise.
5081 (set_priorities): Likewise.
5082 * integrate.c (function_cannot_inline_p): Use INSN_P.
5083 (save_parm_insns): Likewise.
5084 (copy_insn_list): Likewise.
5085 * jump.c (mark_all_labels): Use INSN_P.
5086 (never_reached_warning): Likewise.
5087 * lcm.c (optimize_mode_switching): Use INSN_P.
5088 * local-alloc.c (validate_equiv_mem): Use INSN_P.
5089 (memref_used_between_p): Likewise.
5090 (update_equiv_regs): Likewise.
5091 (block_alloc): Likewise.
5092 (no_conflict_p): Likewise.
5093 * loop.c (scan_loop): Use INSN_P.
5094 (find_and_verify_loops): Likewise.
5095 (count_loop_regs_set): Likewise.
5096 (loop_reg_used_before_p): Likewise.
5097 (strength_reduce): Likewise.
5098 (recombine_givs): Likewise.
5099 (check_dbra_loop): Likewise.
5100 (load_mems): Likewise.
5101 (try_copy_prop): Likewise.
5102 * print-rtl.c (print_rtx): Use INSN_P.
5103 * recog.c (find_single_use): Use INSN_P.
5104 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
5105 (next_flags_user): Likewise.
5106 (swap_rtx_condition): Likewise.
5107 * regmove.c (mark_flags_life_zones): Use INSN_P.
5108 (optimize_reg_copy_1): Likewise.
5109 (optimize_reg_copy_2): Likewise.
5110 (optimize_reg_copy_3): Likewise.
5111 (reg_is_remote_constant_p): Likewise.
5112 (fixup_match_2): Likewise.
5113 (regmove_optimize): Likewise.
5114 (fixup_match_1): Likewise.
5115 * regrename.c (build_def_use): Use INSN_P.
5116 (replace_reg_in_block): Likewise.
5117 (consider_use): Likewise.
5118 * reload.c (find_equiv_reg): Use INSN_P.
5119 * reload1.c (reload): Use INSN_P.
5120 (maybe_fix_stack_asms): Likewise.
5121 (calculate_needs_all_insns): Likewise.
5122 (reload_as_needed): Likewise.
5123 (emit_output_reload_insns): Likewise.
5124 (delete_address_reloads_1): Likewise.
5125 (reload_cse_regs_1): Likewise.
5126 (reload_combine): Likewise.
5127 (reload_cse_move2add): Likewise.
5128 * reorg.c (redundant_insn): Use INSN_P.
5129 (dbr_schedule): Likewise.
5130 * resource.c (find_dead_or_set_registers): Use INSN_P.
5131 (mark_target_live_regs): Likewise.
5132 * rtlanal.c (reg_used_between_p): Use INSN_P.
5133 (reg_referenced_between_p): Likewise.
5134 (reg_set_between_p): Likewise.
5135 (reg_set_p): Likewise.
5136 (single_set): Likewise.
5137 (multiple_sets): Likewise.
5138 (find_last_value): Likewise.
5139 (reg_set_last): Likewise.
5140 (find_reg_note): Likewise.
5141 (find_regno_note): Likewise.
5142 * sibcall.c (sequence_uses_addressof): Use INSN_P.
5143 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
5144 * ssa.c (find_evaluations): Use INSN_P.
5145 (rename_block): Likewise.
5146 (rename_equivalent_regs): Likewise.
5147 * unroll.c (loop_find_equiv_value): Use INSN_P.
5148 (set_dominates_use): Likewise.
5149 * varasm.c (mark_constant_pool): Use INSN_P.
5150 (mark_constants): Likewise.
5151 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
5152 (alphaev4_next_group): Likewise.
5153 (alphaev5_next_group): Likewise.
5154 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
5155 (c4x_rptb_rpts_p): Likewise.
5156 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
5157 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
5158 (rs6000_adjust_priority): Likewise.
5159 * config/sh/sh.c (sh_loop_align): Use INSN_P.
5160 (machine_dependent_reorg): Likewise.
5161 (split_branches): Likewise.
5162 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
5164 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
5166 * combine.c (recog_for_combine): Remove the old notes
5167 prior to attempting to recognize the new pattern.
5168 (distribute_notes): Ignore REG_NONNEG notes.
5170 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
5172 * varasm.c (output_constructor): Add .align 0 for packed vars.
5174 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5176 * configure.in: Use default thread_file even when enable_threads is
5177 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
5178 * configure: Rebuilt.
5180 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
5182 2000-08-04 Donn Terry (donnte@microsoft.com)
5184 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
5186 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
5188 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
5189 Delete code that conditionally modifies 'version'.
5190 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
5191 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
5192 * gcc.c (main): Use it.
5193 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
5194 * prefix.c (update_path): Use it.
5195 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
5196 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
5197 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
5199 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
5200 (SUBTARGET_SWITCHES): Adjust.
5201 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
5203 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
5205 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
5207 * c-common.h (flag_isoc94): Declare.
5208 * c-decl.c (flag_isoc94): Define.
5209 (c_decode_option): Set flag_isoc94 as appropriate.
5210 * c-common.c (T_PD, T_IM, T_UIM): Define.
5211 (format_char_info): Add tlen and jlen.
5212 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
5214 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
5216 (time_char_table): Add NULL entries for %t and %j.
5217 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
5218 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
5219 Warn for printf %lf if pedantic and not C99. Don't warn for empty
5220 precision. Allow precision argument to be unsigned int. If
5221 pedantic, warn for %p passed an argument not a pointer to possibly
5222 qualified void or a possibly qualified character type, and for
5223 pointer targets of the wrong sign, except for character pointers.
5225 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
5227 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
5228 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
5229 (wint_type_node): Define.
5230 * c-decl.c (WINT_TYPE): Define.
5231 (init_decl_processing): Create the wint_type_node type.
5232 * c-common.c (T_WI): Define.
5233 (print_char_table): Use T_WI for %lc format.
5235 2000-08-04 Bruce Korb <bkorb@gnu.org>
5237 * fixinc/: Verified that the MSDOS patch does not break
5238 the UNIX functionality and applied the next three patches
5241 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
5243 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
5244 output file with the temporary one by appending ".X" to generate
5245 the temporary fuile's name. If the output file already has an
5246 extension, replace it with ".X".
5248 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
5249 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
5250 reallocate the command buffer while copying the command-line
5251 argument. Redirect the output directly to the temporary file,
5252 instead of going through another temporary file.
5253 (process): Close the temporary file before unlinking it.
5254 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
5255 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
5256 (run_compiles): Pass p_fixd argument to machine_matches, as it
5259 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
5260 environment, assume there are no symlinks in the include
5261 directory. When cleaning up the DONE files, look for them
5262 case-insensitively. Don't try to remove symlinks if they aren't
5265 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
5266 all callers changed. Declare pz "const char *", to avoid compiler
5269 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
5270 Change prototype of make_raw_shell_str.
5272 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
5274 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
5275 (initialize) [__MSDOS__]: Use tempnam.
5276 (initialize): Don't use SIGPIPE if it is not defined.
5278 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
5281 2000-07-25 Bruce Korb <bkorb@gnu.org>
5283 * fixinc/fix*.[ch]: substantially reworked to make it possible
5284 to run this program without using fork(2) or pipe(2) (i.e. in
5287 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
5289 * cppdefault.h (WINT_TYPE): Define.
5290 * cppinit.c (builtin_array): Define __WINT_TYPE__.
5291 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
5292 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
5294 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
5296 * (mips_legitimate_address_p): Don't allow register+offset
5297 if the offset is large and negative, and we are compiling
5298 for 64 bit registers.
5300 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5302 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
5303 insn_code_number + 1.
5305 2000-08-04 Kazu Hirata <kazu@hxi.com>
5307 * h8300.c (function_prologue): Rearrange code for conciseness.
5308 (function_epilogue): Likewise.
5309 * h8300.h (OK_FOR_U): Fix formatting.
5311 * cse.c: Fix a comment typo. Fix formatting.
5313 2000-08-03 Richard Henderson <rth@cygnus.com>
5315 * config/i386/i386.md (return_indirect_internal): New.
5316 * config/i386/i386.c (ix86_expand_epilogue): Use it.
5318 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
5320 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
5322 (lex_line): Glue @ onto the beginning of identifiers and
5323 string constants, in Objective-C mode.
5324 (output_token, spell_token): Handle CPP_OSTRING.
5325 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
5326 beginning of a NAME or a STRING, in objc mode.
5328 * cpplib.c (get_define_node): Do not permit identifiers that
5329 begin with @ to be #defined.
5330 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
5331 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
5333 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
5334 * c-tree.h (build_objc_string): Delete prototype.
5335 * objc/objc-tree.def: Delete OBJC_STRING_CST.
5336 * c-lex.c (yylex): Use build_string for all three kinds of strings.
5338 * c-parse.in, objc/objc-act.c: Update commentary.
5340 2000-08-03 Mark Mitchell <mark@codesourcery.com>
5342 * extend.texi: Fix typo in last change.
5344 * extend.texi: Add commentary on statement-expressions and their
5345 interactions with C++.
5347 2000-08-03 Nick Clifton <nickc@cygnus.com>
5349 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
5350 * dwarf.h (LANG_JAVA): Change value to 0x000b.
5352 2000-08-03 Anthony Green <green@cygnus.com>
5354 * dwarf2out.c (gen_compile_unit_die): Add java language support.
5355 (add_bound_info): Check for java language.
5356 (is_java): New function.
5357 * dwarfout.c (output_compile_unit_die): Ditto.
5358 * dwarf.h (dwarf_source_language): Add java source language type.
5359 * dwarf2.h (dwarf_source_language): Ditto.
5361 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
5363 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
5366 * i386.c (ix86_expand_branch): Mode of comparison in
5367 IF_THEN_ELSE is VOIDmode.
5369 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
5371 * gengenrtl.c, rtl.c: Avoid #elif.
5373 2000-08-03 Michael Poole <poole@troilus.org>
5375 * tm.texi (Register Classes): Clarify order of sub-initializers
5376 in REG_CLASS_CONTENTS.
5378 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
5380 From SAITOH Masanobu:
5381 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
5383 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
5385 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
5386 is not supported by tradcpp and isn't actually needed for cygwin.
5388 2000-08-03 Kazu Hirata <kazu@hxi.com>
5390 * h8300.c: Fix a comment typo.
5391 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
5393 * jump.c: Fix formatting.
5395 * toplev.c: Fix formatting.
5397 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
5399 * flow.c (find_auto_inc): Verify that we've got a REG before
5400 peeking at its regno. Fail, don't abort if we can't find
5401 the increment of the desired register.
5403 * pa.md (shadd height reduction patterns/splitters): Remove.
5405 2000-08-02 Jim Wilson <wilson@cygnus.com>
5407 * config/ia64/ia64-protos.h (flag_ssa): Declare.
5408 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
5410 2000-08-02 Mark Mitchell <mark@codesourcery.com>
5412 * dce.c: Remove all uses of assert.
5413 * dwarf2out.c: Likewise.
5414 * dwarfout.c: Likewise.
5417 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
5419 * gcc.h (lang_specific_driver): Constify second argument.
5420 * gcc.c (translate_options, process_command, main): Likewise.
5421 Constify variables to match. Cast second argument to
5424 * cppspec.c, gccspec.c: Adjust type of second argument to
5425 lang_specific_driver, and update code as necessary.
5427 2000-08-02 Jakub Jelinek <jakub@redhat.com>
5429 * loop.c (scan_loop): Ensure update_end label does not
5430 go away until reg_scan_update is run.
5432 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
5434 * c-common.h: Prototype min_precision and c_build_qualified_type here...
5435 * c-tree.h: ... not here.
5436 * errors.h: Prototype fancy_abort.
5438 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
5439 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
5440 * regrename.c (regrename_optimize): Make control flow explicit.
5441 (replace_reg_in_block): Initialize reg_use to 0.
5443 * i386.c (legitimate_address_p): Rename error label to
5444 report_error to avoid namespace clash.
5446 2000-08-02 Kazu Hirata <kazu@hxi.com>
5448 * fold-const.c: Fix formatting.
5450 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
5452 * i386.c (legitimate_address_p): Accept other bases than
5453 pic_offset_table_rtx for GOTOFF constructs.
5455 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
5457 * i386.md (shift to lea splitter): Use const_int_operand.
5459 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
5461 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
5462 cppspec.c: Do not use 'legal' or 'illegal' in error messages
5465 * cppmain.c (cb_define, cb_undef): Don't generate any output
5466 if not done_initializing.
5467 * cpplex.c (maybe_paste_with_next): When the token after a ##
5468 is an omitted rest argument, only delete the token before it
5469 if that token is a comma. Do not warn about bogus token
5470 pastes for , ## rest_arg.
5473 * cpp.1: Regenerate.
5475 2000-08-02 Fred Fish <fnf@be.com>
5477 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
5478 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
5481 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
5482 Be directories to search path.
5484 Remove support for __declspec(dllimport) and __declspec(dllexport).
5485 This is leftover cruft from the earlier BeOS gcc port when BeOS
5486 used Microsoft's PE object file format.
5487 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
5488 * config/i386/t-beos (winnt.o): Remove Makefile frag.
5489 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
5490 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
5491 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
5492 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
5493 (REDO_SECTION_INFO_P): Remove.
5494 (ASM_EXPORT_DECL): Remove.
5495 (ASM_DECLARE_FUNCTION_NAME): Remove.
5496 (ASM_DECLARE_OBJECT_NAME): Remove.
5497 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
5498 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
5499 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
5500 (STRIP_NAME_ENCODING): Remove.
5502 Remove support for obsolete version of BeOS that is no longer
5504 * configure.in (i*86-*-beospe*): Remove.
5505 * config/i386/beos-pe.h: Remove.
5507 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
5508 Mark Mitchell <mark@codesourcery.com>
5510 * Makefile.in (OBJS): Added dce.o.
5511 (ssa.o): Updated target to include ssa.h.
5513 (toplev.o): Likewise.
5514 (dce.o): Created target.
5515 * basic-block.h: Added comments.
5516 (INVALID_BLOCK): Added definition.
5517 (connect_infinite_loops_to_exit): Added declaration.
5518 Moved SSA declarations to ssa.h.
5519 * flow.c: Added inclusion of ssa.h.
5520 (struct depth_first_search_dsS, depth_first_search_ds):
5522 (compute_immediate_postdominators): Added definition.
5523 (connect_infinite_loops_to_exit): Likewise.
5524 (flow_dfs_compute_reverse_init): Likewise.
5525 (flow_dfs_compute_reverse_add_bb): Likewise.
5526 (flow_dfs_compute_reverse_execute): Likewise.
5527 (flow_dfs_compute_reverse_finish): Likewise.
5528 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
5529 (LABEL_P): Added definition.
5532 (BARRIER_P): Likewise.
5533 (JUMP_TABLE_DATA_P): Likewise.
5534 (INSN_DEAD_CODE_P): Likewise.
5535 * ssa.c: Replaced inclusions with ssa.h inclusion.
5536 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
5537 (rename_registers): Removed unnecessary variables.
5538 * ssa.h: Created by moving declarations from ssa.c and
5540 * timevar.def: Defined TV_DEAD_CODE_ELIM.
5541 * toplev.c: Added ssa.h inclusion.
5542 (dump_file_index): Added DFI_dce.
5543 (dump_file): Added "dce" entry.
5545 (f_options): Added dce entry.
5546 * invoke.texi: Document -fdce. Emphasize experimental status of
5550 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
5552 * cpperror.c (v_message): Split into _cpp_begin_message and
5553 v_message macro. All callers updated.
5554 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
5557 * cppfiles.c (cpp_syshdr_flags): New function.
5558 (read_include_file): Don't call cpp_output_tokens. Call
5560 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
5561 (cpp_reader_init): Don't initialize token_buffer. Call
5562 _cpp_init_internal_pragmas.
5563 (cpp_cleanup): Don't clear token_buffer.
5564 (cpp_start_read): Don't worry about output from -D processing.
5565 Don't call cpp_output_tokens.
5566 (cpp_finish): Don't dump macros here. Don't call
5568 * cppmacro.c (_cpp_dump_definition): Rename
5569 cpp_dump_definition. Write directly to a FILE *.
5570 (dump_funlike_macro): Delete.
5571 (dump_macro_args): New.
5573 * cpplex.c (TOKEN_LEN): Convert to inline function.
5574 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
5575 cpp_scan_line, _cpp_dump_list): Delete.
5576 (cpp_printf, cpp_output_list): New.
5577 (output_line_command): Don't worry about entering or leaving files.
5578 (cpp_scan_buffer): Just output each token as we hit it.
5579 (process_directive): Don't call cpp_output_tokens.
5580 (_cpp_glue_header_name): Don't use token_buffer.
5581 (output_token, dump_param_spelling): Write directly to a FILE *.
5583 * cpplib.c (pass_thru_directive, dump_macro_name,
5584 pragma_dispatch, do_pragma_gcc): Delete.
5585 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
5586 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
5588 (do_error, do_warning, pragma_dependency): Call
5589 _cpp_begin_message, then cpp_output_list.
5590 (cpp_register_pragma, cpp_register_pragma_space,
5591 _cpp_init_internal_pragmas): New.
5592 (do_pragma): Walk the pragmas table here.
5593 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
5594 do_pragma_dependency): Return void.
5595 (do_pragma_implementation): Moved to cppmain.c.
5597 * cpplib.h: Update prototypes.
5598 (struct cpp_reader): Remove printer, token_buffer,
5599 token_buffer_size, and limit. Add struct cb, and pragmas.
5600 (struct cpp_printer): Remove last_id and written.
5601 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
5602 CPP_ADJUST_WRITTEN): Delete.
5603 * cpphash.h: Update prototypes.
5604 (ufputs): New wrapper.
5606 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
5607 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
5608 (main): Set up callbacks. Register #pragma implementation.
5609 Dump macros from here.
5611 2000-08-01 Geoff Keating <geoffk@cygnus.com>
5613 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
5614 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
5615 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
5616 insns if they have a REG_MAYBE_DEAD note attached.
5617 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
5618 (rs6000_emit_load_toc_table): TOC loads may go dead.
5620 2000-08-01 Jim Wilson <wilson@cygnus.com>
5622 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
5623 type exists before using it. Use number of words as alignment
5625 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
5626 ia64_va_arg): Propagate ia64_function_args changes here.
5628 2000-08-01 Richard Henderson <rth@cygnus.com>
5630 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
5631 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
5633 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
5635 From Joern Rennecke:
5636 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
5637 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
5638 unless TARGET_SH3E is set.
5639 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
5641 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
5642 (ashlsi3_std): New pattern.
5643 (ashlsi3 expander): Use it for TARGET_SH3.
5644 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
5646 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
5648 * loop.c (canonicalize_condition): Use destination, not source to
5649 determine SET's mode.
5651 2000-07-31 Mark Mitchell <mark@codesourcery.com>
5653 * flow.c (clear_log_links): Fix typo.
5655 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
5657 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
5658 on targets which need more than one insn for a compare/cbranch
5661 2000-07-31 Jim Wilson <wilson@cygnus.com>
5663 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
5664 when computing offset.
5666 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
5668 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
5670 2000-07-31 Geoff Keating <geoffk@cygnus.com>
5672 * flow.c (clear_log_links): Nuke global_live_at_start and
5673 global_live_at_end data, since if the log_links stuff is invalid
5674 so is global_live_at_*.
5676 2000-07-31 Richard Henderson <rth@cygnus.com>
5678 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
5680 2000-07-31 Jakub Jelinek <jakub@redhat.com>
5682 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
5683 (_cpp_get_token): Don't macro expand a just pasted token if it
5684 was pasted at no_expand_level.
5686 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
5688 * cppmacro.c (find_param, count_params, save_expansion):
5689 Permit 'defined' as a macro parameter name.
5691 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
5693 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
5694 xcpp to cpp throughout.
5695 (native): Remove unnecessary dependency on cpp.
5697 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
5698 tradcpp to tradcpp0.
5699 (.i spec): Add missing output-file spec to cc1 command line.
5700 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
5702 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
5704 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
5705 (implicit_decl_warning): New function.
5706 (implicitly_declare): Use it.
5707 * c-typeck.c (build_external_ref): Use implicit_decl_warning
5708 to complain about implicit decls of builtins.
5710 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
5711 based on pedantic && flag_isoc99, if not already set.
5712 * c-tree.h: Declare mesg_implicit_function_declaration.
5713 Prototype implicit_decl_warning.
5715 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
5717 * Makefile.in (ssa.o): Updated header files in dependences.
5718 * basic-block.h: Added compute_immediate_postdominators declaration.
5719 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
5721 * flow.c (compute_immediate_dominators): Updated comment.
5722 (compute_immediate_postdominators): Added definition.
5723 * rtl.h (HARD_REGISTER_P): Added definition.
5724 * ssa.c: Include additional header files.
5725 (assert): Added definition.
5726 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
5727 include select hard registers.
5728 (ssa_rename_to_insert): Likewise.
5729 (ssa_rename_from_initialize): Likewise.
5730 (ssa_rename_from_lookup): Likewise.
5731 (original_register): Likewise.
5732 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
5733 include select hard reigsters.
5734 (ssa_rename_from_traverse): Likewise.
5735 (ssa_rename_from_free): Likewise.
5736 (ssa_rename_from_print): Likewise.
5737 (ssa_rename_from_print_1): Likewise.
5738 (ssa_rename_from_hash_function): Likewise.
5739 (ssa_rename_from_equal): Likewise.
5740 (ssa_rename_from_delete): Likewise.
5741 (simplify_to_immediate_dominators): Removed in favor of
5742 flow.c:compute_immediate_dominators.
5743 (find_evaluations_1): Modified to work with hard registers.
5744 (insert_phi_node): Likewise.
5745 (insert_phi_nodes): Likewise.
5746 (struct rename_set_data): Updated prev_reg comment.
5747 (create_delayed_rename): Modified to work with hard registers.
5748 (RENAME_NO_RTX): Updated comment.
5749 (apply_delayed_renames): Modified to work with hard registers.
5750 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
5751 (rename_block): Updated to use revised ssa_rename_to interface.
5752 (rename_registers): Updated to use revised ssa_rename_to and
5753 ssa_rename_from interface.
5754 (convert_to_ssa): Revised to use compute_immediate_dominators and
5755 deal with hard registers.
5756 (make_regs_equivalent_over_bad_edges): Modified to work with hard
5757 registers. Added check for illegal unification of hard register.
5758 (make_equivalent_phi_alternatives_equivalent): Modified to work
5759 with hard registers.
5760 (compute_conservative_reg_partition): Likewise.
5761 (coalesce_if_unconflicting): Modified to work with hard registers
5762 and check for conflicting hard registers.
5763 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
5765 (rename_equivalent_regs_in_insn): Modified to work with hard
5767 (record_canonical_element_1): Added definition.
5768 (check_hard_regs_in_partition): Added definition.
5769 (convert_from_ssa): Added data structure deallocation and check
5770 for illegal hard register unification.
5771 (conflict_hard_regs_p): Added definition.
5772 * toplev.c (rest_of_compilation): Added comment.
5774 2000-07-31 Anthony Green <green@redhat.com>
5776 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
5778 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
5780 * builtins.c (expand_builtin_apply): Don't defer pop during
5783 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5785 * calls.c (combine_pending_stack_adjustment_and_call): Only use
5786 preferred_unit_stack_boundary when it is > 1.
5788 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
5790 * c-common.c (init_function_format_info): Add C99 format functions
5793 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
5794 void' or 'register void' as being the special case of 'void' alone
5795 in a parameter list.
5797 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
5798 discarding qualifiers into a plain warning.
5800 2000-07-31 Kazu Hirata <kazu@hxi.com>
5802 * combine.c: Fix formatting.
5804 * h8300.md: Fix formatting.
5806 * local-alloc.c: Fix formatting.
5808 * h8300.c (get_shift_alg): Remove the variable alg.
5809 (emit_a_shift): Rearrange code to improve readability.
5811 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
5813 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
5814 HImode on all architectures and a combination of HImode and SImode
5815 on H8/300H and H8/S.
5817 * h8300.c (split_adds_subs): Rearrange code for conciseness.
5819 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
5821 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
5824 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
5826 * recog.c (extract_insn): Set operand_mode according to
5827 operand if match_operand is VOIDmode.
5829 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
5831 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
5833 2000-07-31 Geoff Keating <geoffk@cygnus.com>
5835 * c-parse.in (extdefs): Call ggc_collect between external
5838 2000-07-30 Michael Hayes <mhayes@cygnus.com>
5839 Richard Henderson <rth@cygnus.com>
5841 * Makefile.in (OBJS): Add doloop.o.
5842 * doloop.c: New file.
5844 * final.c (insn_current_reference_address): Return 0 before final.
5845 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
5846 * jump.c (any_uncondjump_p): Likewise.
5847 * loop.c (indirect_jump_in_function): Make static.
5848 (strength_reduce): Call doloop_optimize.
5849 (insert_bct, instrument_loop_bct): Remove.
5850 * loop.h (doloop_optimize): Prototype.
5851 * recog.c (split_all_insns): Split all INSN_P.
5852 * toplev.c (flag_branch_on_count_reg): Default on.
5854 * config/c4x/c4x.c (c4x_optimization_options): Don't set
5855 flag_branch_on_count_reg.
5856 * config/i386/i386.c (override_options): Likewise.
5857 * config/rs6000/rs6000.c (optimization_options): Likewise.
5859 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
5861 (dbra_ge): Remove, as well as all it's splitters.
5863 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
5866 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
5867 (ia64_register_move_cost): Declare.
5868 * config/ia64/ia64.c (ar_lc_reg_operand): New.
5869 (struct ia64_frame_info): Add ar_size.
5870 (ia64_compute_frame_size): Set it.
5871 (save_restore_insns): Save and restore ar.lc.
5872 (ia64_register_move_cost): New, moved from header file. Handle
5873 application registers.
5874 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
5875 (emit_insn_group_barriers): Special case doloop_end_internal.
5876 (ia64_epilogue_uses): Mark ar.lc live at end.
5877 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
5878 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
5879 (FIRST_PSEUDO_REGISTER): Make room.
5880 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
5881 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
5882 (REG_ALLOC_ORDER): Update.
5883 (HARD_REGNO_MODE_OK): Update.
5884 (REGISTER_NAMES): Update.
5885 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
5886 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
5887 (REGNO_REG_CLASS): Update.
5888 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
5889 (REGISTER_MOVE_COST): Move out of line.
5890 (PREDICATE_CODES): Update.
5891 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
5892 (addsi3_plus1_alt, adddi3_plus1_alt): New.
5893 (shladd_elim splitter): Allow constants in the predicate.
5894 (doloop_end, doloop_end_internal): New.
5896 2000-07-30 Richard Henderson <rth@cygnus.com>
5898 * genattrtab.c (struct insn_def): Add lineno member.
5899 (struct insn_ent): Likewise.
5900 (struct attr_desc): Likewise.
5901 (struct delay_desc): Likewise.
5902 (struct function_unit_op): Likewise.
5903 (struct function_unit): Likewise.
5904 (check_attr_value): Use message_with_line.
5905 (check_defs): Likewise.
5906 (expand_units): Likewise.
5907 (check_attr_test): Take a lineno argument.
5908 (gen_attr): Likewise.
5909 (gen_insn): Likewise.
5910 (gen_delay): Likewise.
5911 (gen_unit): Likewise.
5912 (main): Give it to them.
5913 (convert_set_attr_alternative): Take an insn_def argument
5914 instead of num_alt and insn_index.
5915 (convert_set_attr): Likewise.
5916 (write_test_expr): Protect INSN_ADDRESSES load
5917 with INSN_ADDRESSES_SET_P.
5919 2000-07-30 Richard Henderson <rth@cygnus.com>
5921 * flow.c (init_propagate_block_info): Use pc_set.
5923 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
5925 * i386.md (*lea_general_[123]) New insns and splits.
5926 (addsi3 to lea splitter): Handle other modes too.
5927 (shlsi3 to lea splitter): Likewise.
5928 (addhi_1_lea, shlhi_1_lea): New patterns.
5929 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
5931 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
5933 * recog.c (general_operand, nonimmediate_operand): Accept
5934 any mode for VOIDmode CONSTANT_P operands.
5936 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
5938 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
5939 instead of replace_rtx.
5940 * recog.c (validate_replace_rtx_subexp): New function.
5941 * recog.h (validate_replace_rtx_subexp): Declare.
5943 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
5945 * combine.c (simplify_set, make_extraction, make_compound_operation
5946 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
5947 as force_to_mode argument.
5949 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
5951 * combine.c (if_then_else_cond): Be sure that mode fits in
5954 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
5956 * combine.c (record_promoted_value): Allow bitsize of mode
5957 to be equivalent to HOST_BITS_PER_WISE_INT.
5959 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
5961 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
5962 Do not call gen_mode_alignment when mode is BLKmode.
5964 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
5966 * loop.c (express_from_1): Fix call of simplify_gen_binary.
5968 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
5970 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
5971 VOIDmode implies both operands to be VOIDmode.
5972 (simplify_ternary_operation): Compute properly the mode of comparison.
5973 * combine.c (combine_simplify_rtx): Likewise.
5975 2000-07-25 Michael Hayes <mph@paradise.net.nz>
5977 * basic-block.h (struct loops): New field rc_order.
5978 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
5979 (flow_loops_free): Free rc_order.
5980 (flow_depth_first_order_compute): New parameter rc_order.
5981 (flow_loops_find): Allocate rc_order and swap usage with
5984 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5985 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5987 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
5988 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
5989 (nodb_call, return_from_epilogue): Likewise.
5990 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
5991 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
5992 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
5993 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
5994 (c4x_valid_type_attribute_p): Likewise.
5995 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
5996 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
5998 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6000 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
6001 and loadhi_big_constant if applicable.
6002 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
6003 and add new splitter.s
6005 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6007 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
6009 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6011 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
6013 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6015 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
6017 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6019 * config/c4x/libgcc.S (divqf3): Improve accuracy.
6021 2000-07-27 Mark Mitchell <mark@codesourcery.com>
6023 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
6024 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
6025 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
6026 (get_prev_bb_note): Likewise.
6027 (remove_scope_notes): Likewise.
6028 * flow.c (commit_one_edge_insertion): Likewise.
6029 (merge_blocks_nomove): Likewise.
6030 (verify_flow_info): Likewise.
6031 * gcse.c (insert_insn_end_bb): Likewise.
6032 * reg-stack.c (emit_swap_insn): Likewise.
6033 * ssa.c (first_insn_after_basic_block_note): New function.
6034 (insert_phi_node): Use it.
6035 (rename_block): Likewise.
6036 (eliminate_phi): Likewise.
6037 (make_regs_equivalent_over_bad_edges): Likewise.
6038 (make_equivalent_phi_alternatives_equivalent): Likewise.
6039 (for_each_successor_phi): Likewise.
6040 (convert_from_ssa): Modify phi-node deletion algorithm.
6042 2000-07-29 Andreas Jaeger <aj@suse.de>
6044 * configure.in (mips*-*-linux*): Use mips*el to check for little
6045 endian MIPS, add tmake_file.
6047 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
6048 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
6049 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
6051 2000-07-28 Richard Henderson <rth@cygnus.com>
6053 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
6054 Sign extend mode size before negating.
6056 2000-07-28 Richard Henderson <rth@cygnus.com>
6058 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
6060 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
6062 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
6063 (cse_insn): Likewise.
6064 (addr_affects_sp_p): Likewise.
6065 * expr.c (move_by_pieces): Likewise.
6066 (clear_by_pieces): Likewise.
6067 * gcse.c (oprs_unchanged_p): Likewise.
6068 * haifa-sched.c (sched_analyze_2): Likewise.
6069 * recog.c (offsettable_address_p): Likewise.
6070 * regclass.c (record_address_regs): Likewise.
6071 * reload.c (find_reusable_reload): Likewise.
6072 (push_reload): Likewise.
6073 (operands_match_p): Likewise.
6074 (decompose): Likewise.
6075 (find_reloads_address_1): Likewise.
6076 (find_inc_amount): Likewise.
6077 * reload1.c (elimination_effects): Likewise.
6078 * resource.c (mark_set_resources): Likewise.
6079 * flow.c (attempt_auto_inc): New function; mostly broken out
6081 (find_auto_inc): Split into two functions and enhanced to
6082 generate POST_MODIFY.
6083 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
6084 * rtl.h (count_all_occurrences): Declare.
6085 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
6087 * rtlanal.c (count_all_occurrences): New function.
6088 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
6089 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
6091 * config/ia64/ia64-protos.h (destination_operand): Declare.
6092 * config/ia64/ia64.c (destination_operand): New function.
6093 (ia64_print_operand): Handle POST_MODIFY.
6094 (rtx_needs_barrier): Likewise.
6095 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
6096 (HAVE_POST_MODIFY_REG): Define to 1.
6097 (MAX_REGS_PER_ADDRESS): Change to 2.
6098 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
6099 (LEGITIMATE_ADDRESS_REG): New helper macro.
6100 (LEGITIMATE_ADDRESS_DISP): Likewise.
6101 (PREDICATE_CODES): Add entry for destination_operand.
6102 * config/ia64/ia64.md (all mov patterns): Use destination_operand
6103 predicate for operand 0.
6105 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6107 * dwarf2out.c: Indent #error directive.
6109 * gbl-ctors.h: Fix typo in comment.
6110 (__do_global_ctors): Prototype.
6112 * gcse.c (record_one_set, pre_delete): Remove unused variables.
6114 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
6115 (print_operand): Initialize variable `t'.
6117 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
6119 * config/arm/arm.md ("call_value"): removed constraints.
6120 Constraints are ignored in expanders.
6121 (*call_value_reg): split =rf into various constraints.
6122 (*call_value_mem): same
6123 (*call_value_symbol): same
6124 (*sibcall_value_insn): same
6126 2000-07-28 Philipp Thomas <pthomas@suse.de>
6128 * install.texi (--enable-nls): Change the description of the NLS
6129 related configure options to match the current state.
6130 (--with-included-gettext): Likewise.
6131 (--enable-maintainer-mode): New description added.
6132 * extend.texi (-fstrict-prototype): Add missing '.'.
6134 2000-07-27 Jim Wilson <wilson@cygnus.com>
6136 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
6137 DECL_INITIAL (decl) == NULL_TREE.
6139 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
6141 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
6142 on insn-attr.h with it.
6143 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
6144 * insn-addr.h: New header.
6145 (insn_addresses_): Renamed from insn_addresses.
6146 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
6147 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
6148 INSN_ADDRESSES_NEW): New macros.
6149 * genattrtab.c (write_test_expr): Use new macros.
6150 * final.c (insn_addresses, init_insn_lengths): Likewise.
6151 (align_fuzz, shorten_branches): Likewise.
6152 (final): Likewise. Do not reject new insns if their addresses
6153 have been added to INSN_ADDRESSES.
6154 * config/arm/arm.c, config/avr/avr.c: Use new macros.
6155 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
6156 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
6157 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
6158 * config/sh/sh.c: Likewise.
6159 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
6161 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
6163 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
6165 * gcc.c (struct prefix_list): Add member priority.
6166 (enum path_prefix_priority): Declare.
6167 (add_prefix): Replace ``first'' with ``priority''. Append new
6168 entry but keep list in priority order.
6169 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
6170 PREFIX_PRIORITY_LAST to add_prefix.
6171 (process_command): Move include kludge - foo/stageN - to before
6174 2000-07-27 Jason Merrill <jason@redhat.com>
6176 * dwarf2out.c (gen_typedef_die): Abort if we get identical
6177 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
6179 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
6181 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
6182 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
6184 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
6186 * c-decl.c (finish_function): Don't treat 'main' specially unless
6187 flag_hosted. In C99 mode, return 0 from 'main' unless
6188 DEFAULT_MAIN_RETURN is otherwise defined.
6190 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
6191 parameters defaulting to int in an old-style function definition.
6193 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6195 * c-parse.in (string): For -Wtraditional, warn about string
6196 concatenation only once per line.
6198 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
6200 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
6201 for HI-UX/WE2 systems.
6203 2000-07-24 Bruce Korb <bkorb@gnu.org>
6205 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
6206 defining the __xxx_TYPE__ macros.
6207 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
6208 * fixincl/fixlib.h: don't need to include "tm.h" anymore
6209 * fixincl/inclhack.def(type_map): now obsolete
6211 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
6213 * cpp.texi: Append a trailing full-stop to xrefs where needed.
6215 2000-07-26 Dave Pitts <dpitts@cozx.com>
6217 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
6219 (mvs_hash_alias): New function.
6220 (mvs_add_alias): Change argument spacing.
6221 (mvs_need_alias): Change aliasing criteria. Added documentation.
6222 (mvs_get_alias): Change to use hashed name. The hashed name prevents
6223 CSECT name collisions.
6224 (mvs_check_alias): Likewise.
6225 (handle_pragma): Change documentation.
6226 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
6227 mode from SImode to DImode.
6228 (iorhi3): Changed LTORG size for insn.
6230 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6232 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6233 mem if the address is a mode_dependent_address_p.
6235 2000-07-26 Kazu Hirata <kazu@hxi.com>
6237 * h8300.c (print_operand): Print ":8" when the 'R' operand is
6238 suitable for 8-bit absolute.
6239 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
6240 (OK_FOR_U): Add a case for the 8-bit constant address on the
6243 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
6245 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
6246 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
6247 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
6248 lack of implemented alignment.
6250 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
6252 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
6253 cross-compiling between 64-bit and 32-bit machines.
6255 2000-07-27 Richard Henderson <rth@cygnus.com>
6257 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
6258 (movhicc_astep, movhi_internal_astep): New.
6259 (movsicc_astep, movsi_internal_astep): New.
6260 (movdicc_astep, movdi_internal_astep): New.
6261 (movsfcc_astep, movsf_internal_astep): New.
6262 (movdfcc_astep, movdf_internal_astep): New.
6263 (movxfcc_astep, movxf_internal_astep): New.
6264 (cmovdi_internal_astep, cmovsi_internal_astep): New.
6265 Unify the cmov[ds]i splitters.
6267 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
6269 * real.c (asctoeg): Rename `error' label to unexpected_char_error
6271 2000-07-26 Nick Clifton <nickc@cygnus.com>
6273 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
6274 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
6276 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
6277 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
6279 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
6281 * c-decl.c (finish_enum): Convert enumerations that fit in an
6283 (build_enumerator): In pedantic mode, cast to `int' those that
6286 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
6288 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
6290 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
6292 * sh.md (cmpgtdi_t): Must be split.
6293 (cmpgtdi_t+1): New splitter.
6295 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
6297 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
6298 warnings for indented directives even if we are skipping.
6300 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
6302 * invoke.texi (strict-prototypes): Remove.
6303 * extend.texi (Deprecated Features): Add strict-prototypes.
6304 (Backwards Compatibility): New node.
6306 2000-07-25 Jakub Jelinek <jakub@redhat.com>
6308 * config/i386/i386.md (andsi_1+1): Allow HImode.
6309 (andsi_1+2): Require q_regs_operand.
6311 2000-07-25 Jakub Jelinek <jakub@redhat.com>
6313 * config/i386/i386.md (call_pop): Check operands[0],
6314 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
6316 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
6317 (call_value): Likewise.
6319 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
6321 * toplev.c (pipe_closed): Delete.
6322 (crash_signal): New. Generate ICE for a fatal signal.
6323 (float_signal): Call crash_signal outside a float-handler
6325 (main): Install crash_signal as handler for core-dumping signals.
6327 2000-07-25 David Edelsohn <edelsohn@gnu.org>
6329 * rs6000.c (print_operand, case 'T'): New case.
6331 * rs6000.md (call_indirect_aix32): Convert to expander of
6332 scheduled instructions.
6333 (call_indirect_aix64): Likewise.
6334 (call_value_indirect_aix{32,64}): Likewise.
6335 (call, call_value): Invoke expanders for AIX. Fall through to
6337 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
6338 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
6339 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
6340 only "g" constraint.
6341 (call_nonlocal_aix64): Likewise.
6342 (call_value_nonlocal_aix{32,64}): Likewise.
6343 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
6345 (call_value_nonlocal_sysv): New pattern.
6346 (indirect_jump{si,di}): Use new 'T' modifier.
6347 (tablejump{si,di} matchers): Likewise.
6348 (return_internal_{si,di}): Likewise.
6349 (return_eh_{si,di}): Likewise.
6351 2000-07-24 Richard Henderson <rth@cygnus.com>
6353 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
6354 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
6355 * config/ia64/ia64.md (movdi_internal): Use it.
6357 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
6359 * cppexp.c: Warn about unary + if -Wtraditional.
6360 * cpplex.c (lex_line): Always set BOL on the first token of a line.
6362 2000-07-24 Michael Meissner <meissner@redhat.com>
6364 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
6367 2000-07-24 Nick Clifton <nickc@cygnus.com>
6369 * config/arm/arm.c (emit_multi_reg_push): Generate a
6370 REG_FRAME_RELEATED_NOTE that is compatable with the code in
6371 dwarf2out_debug_frame_expr.
6373 2000-07-24 Jason Merrill <jason@redhat.com>
6375 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
6376 UNALIGNED_INT_ASM_OP.
6377 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
6378 a location expression.
6379 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
6380 assume indirect access if we're saving the CFA address exactly.
6382 * Makefile.in (bootstrap): Move -BstageN/ to the end.
6384 2000-07-24 Jakub Jelinek <jakub@redhat.com>
6386 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
6389 2000-07-24 Michael Meissner <meissner@redhat.com>
6391 * invoke.texi (D30V Options): Add d30v options.
6393 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
6395 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
6396 needed by our gcse pass anymore.
6397 (free_pre_mem): Corresponding changes.
6398 (compute_pre_data): Do not call compute_transpout anymore.
6400 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
6401 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
6404 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
6405 (compute_pre_data): Do it here instead.
6407 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
6409 (pre_delete): Corresponding changes.
6411 2000-07-23 Mark Mitchell <mark@codesourcery.com>
6413 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
6414 to figure out whether or not a variable has already been emitted.
6416 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
6418 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
6419 instead of gen_call.
6421 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
6423 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
6425 2000-07-23 Kazu Hirata <kazu@hxi.com>
6427 * h8300.c: Fix formatting.
6429 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
6431 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
6432 for `long' switch expression into a plain warning.
6434 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
6435 (yylex): Don't pedwarn for "inline" in C99 mode.
6437 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
6439 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
6440 ggc_alloc): Likewise.
6441 * bb-reorder.c (dump_scope_forest_1): Likewise.
6443 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
6445 * reload.c (find_reloads_toplev): Add new parameter
6447 (find_reloads): Add new parameter to find_reloads_toplev calls.
6449 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
6451 * collect2.c (main): Typo fixed.
6452 * diagnostic.c: Typo fixed.
6453 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
6454 * eh-common.h: Typo fixed.
6455 * emit-rtl.c (start_sequence): Typo fixed.
6456 * flow.c (find_label_refs): Typo fixed.
6457 (calculate_global_regs_live): Typo fixed.
6458 (mark_regno_cond_dead): Typo fixed.
6459 (create_edge_list): Typos fixed.
6460 (verify_edge_list): Typo fixed.
6461 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
6462 * loop.c (strength_reduce): Typo in function name fixed.
6463 * rtl.h: Added comments. Typo in function name fixed.
6464 * rtlanal.c: Typo in function name fixed.
6465 (insn_dependant_p): Rename to ...
6466 (insn_dependent_p): ... this.
6467 (computed_jumo_p): Typo fixed.
6469 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6471 * system.h (__FUNCTION__): Wrap definition in #ifndef.
6473 2000-07-21 David Edelsohn <edelsohn@gnu.org>
6475 * rs6000.h (SIZE_TYPE): Define.
6477 2000-07-21 Mark Mitchell <mark@codesourcery.com>
6479 * ssa.c (rename_insn_1): Don't rename registers that are
6482 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
6484 * diagnostic.c (trim_filename, fancy_abort): Moved here from
6486 (fatal_function, set_fatal_function): Removed.
6487 (fatal): Don't prepare for or call the fatal_function.
6488 (diagnostic_lock, error_recursion): New.
6489 (diagnostic_for_decl, report_diagnostic): Guard against
6490 re-entering the error reporting routines.
6491 (fancy_abort): Assume function is not NULL.
6493 * errors.c (fancy_abort): New. Assume function is not NULL.
6494 * tradcpp.c (fancy_abort): Assume function is not NULL.
6496 * system.h: Provide default definition of __FUNCTION__.
6497 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
6498 Always use __FUNCTION__ in definition of abort.
6500 * varray.h: Likewise.
6501 * toplev.h: Likewise. Don't prototype set_fatal_function.
6503 2000-07-20 Geoff Keating <geoffk@cygnus.com>
6505 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
6507 * glimits.h: Don't do #if defined for ARCH_PPC.
6509 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
6510 constants of size no larger than a pointer should go in the TOC.
6511 Add 'MODE' parameter.
6512 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
6513 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
6514 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
6515 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
6516 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
6517 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
6518 (rs6000_legitimize_address): Likewise.
6519 (rs6000_emit_move): Likewise.
6520 (rs6000_select_rtx_section): Likewise.
6521 (output_toc): Deal properly with outputting small constants like
6522 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
6523 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
6524 MODE parameter. Put small constants in the TOC.
6526 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
6528 (rs6000_emit_move): When reload calls us with an illegitimate
6529 address, exit early. Move the change_address calls to one place
6530 at the end of the routine. Merge the SImode and DImode expanders.
6531 When called by reload to put an integer into a FP register, force
6534 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
6536 (rs6000_hash_constant): Hash mode too.
6537 (toc_hash_function): Allow for key_mode.
6538 (toc_hash_eq): Structures are different if key_mode differs.
6539 (output_toc): Add 'mode' parameter. Save key_mode.
6540 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
6541 Pass 'mode' parameter.
6542 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
6544 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
6545 for vtable references.
6547 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
6548 choice, don't put integer values in FP regs.
6550 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
6552 * flow.c (verify_flow_info): Revamp code to verify that the
6553 head and end of each basic block are in the insn chain.
6555 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
6557 * gcse.c (record_one_set): Prepend instead of append onto
6558 reg_set_table, making it O(n) instead O(n^2).
6559 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
6560 Use a queue instead of a stack as worklist.
6562 2000-07-20 Kazu Hirata <kazu@hxi.com>
6564 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
6565 * h8300.h (OK_FOR_T): New.
6566 (EXTRA_CONSTRAINT): Support OK_FOR_T.
6567 * h8300.md: Use inc/dec.[wl] for increment/decrement
6568 by 1 and 2 in HI and SI modes.
6570 2000-07-20 Jim Wilson <wilson@cygnus.com>
6572 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
6573 larger than 14 bits.
6575 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
6577 * cppmacro.c (CAN_PASTE_AFTER): New macro.
6578 (count_params): Don't set GNU_REST_ARGS on anything.
6579 (save_expansion): Set PASTE_LEFT only on tokens for which
6580 CAN_PASTE_AFTER is true, or which are named operators.
6582 * cpplex.c (parse_args): Distinguish between a rest argument
6583 given one empty argument, and a rest argument given zero arguments.
6584 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
6585 deletion of previous token based on that.
6586 (get_raw_token): Flatten some control structure.
6588 * cpplib.h (CPP_LAST_EQ): Correct.
6589 (VOID_REST): New token flag.
6590 (GNU_REST_ARGS): Delete.
6592 * tradcpp.c (main): Don't munge -D options.
6593 (make_definition): Bring -D handling in line with cpplib.
6594 (do_define): Strip all leading whitespace from macro definitions.
6596 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
6598 * Makefile.in (tradcpp): Depend on intl.o and version.o.
6600 2000-07-20 Bruce Korb <bkorb@gnu.org>
6602 * fixincl/check.tpl: strip the platform specific types before testing
6603 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
6604 * fixincl/fixincl.tpl: use platform specific types
6605 * fixincl/fixlib.h: include the platform specific types
6606 * fixincl/inclhack.def(gnu_types): don't supply the types
6607 * fixincl/fixincl.x: regen
6609 2000-07-19 Jim Wilson <wilson@cygnus.com>
6611 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
6614 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
6616 * tradcpp.c (rescan): Do not recognize directives when the #
6619 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
6621 Implement C++ named operators.
6623 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
6624 of operators allowed in #if and having an _EQ variant. Add
6625 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
6626 (cpp_token flags): Add NAMED_OP.
6627 (enum node_type): Add T_OPERATOR.
6628 (struct cpp_hashnode): Add code slot to value union.
6629 * cpphash.h (spec_nodes): Remove n_defined.
6631 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
6632 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
6633 (is_macro_disabled): Tweak error messages.
6635 * cpplib.c (get_define_node): Disallow all named operators as
6636 macro names. Tweak error messages.
6637 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
6639 * cppinit.c (builtin_array): Add entries for the named operators.
6640 * cppexp.c (lex): Check for CPP_DEFINED token.
6641 (priority table): Add entries for CPP_MIN and CPP_MAX.
6642 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
6644 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
6646 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
6647 larger than the array of cuids.
6648 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
6651 2000-07-19 Bruce Korb <bkorb@gnu.org>
6653 * fixinc/fixincl.c: Convert to using a table of environment variables
6654 and activate the auto-edit marker on the fixed output files.
6655 * fixinc/fixlib.h: Define the environment table
6656 * fixinc/fixincl.sh: export the ${INPUT} dir
6657 * fixinc/check.tpl: likewise
6659 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
6661 * gcc.c (.h spec): Fix typo.
6663 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
6665 * Makefile.in: Fix tradcif.c path.
6667 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
6669 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
6672 * cpphash.h (TOKEN_NAME): New macro.
6673 (_cpp_spell_operator): Deleted.
6674 (token_spellings): Now _cpp_token_spellings.
6676 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
6677 * cpplex.c: Use OP and TK macros when expanding the
6678 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
6679 store the stringification of the enumeration name (CPP_CHAR,
6680 etc.) in the name slot of token_spellings.
6681 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
6682 token_spellings directly.
6683 * cpplib.c: Use TOKEN_SPELL.
6685 * cpplex.c (_cpp_push_token): If the token being pushed back
6686 is the previous token in this context, just subtract one from
6688 * cppmacro.c (save_expansion): Clear aux field when storing a
6691 2000-07-18 Jakub Jelinek <jakub@redhat.com>
6693 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
6694 buffer, provided it is not NULL.
6696 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
6698 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
6699 case of invalid volatile re-declaration.
6701 2000-07-18 Jakub Jelinek <jakub@redhat.com>
6703 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
6704 (expand_call): Adjust caller.
6706 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
6708 * diagnostic.h (report_diagnostic): Change prototype.
6710 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
6711 diagnostic_for_decl): Change prototype.
6712 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
6713 error, warning, error_with_file_and_line,
6714 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
6715 Adjust call to report_diagnostic, diagnostic_for_decl.
6716 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
6717 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
6719 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
6720 varaible argument list.
6722 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
6724 * cpphash.c: Don't include hashtab.h. Most macro-handling code
6725 moved to cppmacro.c.
6726 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
6727 dump_hash_helper): Delete.
6728 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
6729 cpp_forall_identifiers): New. Implement specialized version of
6730 Vlad's expandable hash table.
6731 (cpp_lookup): Use new functions.
6732 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
6734 * cppmacro.c: New file.
6735 * cppinit.c (dump_macros_helper): New.
6736 (cpp_finish): Iterate over the identifier table directly.
6737 * cpplex.c (parse_name): Calculate the hash of the identifier
6738 while we scan it. Use _cpp_lookup_with_hash when we can.
6740 * cpphash.h: Update prototypes.
6741 (xcnewvec, HASHSTEP): New helper macros.
6742 * cpplib.h: Update prototypes.
6743 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
6744 (cppmacro.o): New rule.
6745 (cpphash.o): Update deps.
6747 * cppmain.c: Do not set pfile->printer if no_output is on.
6749 2000-07-15 Neil Booth <neilb@earthling.net>
6751 * cpplib.c: Change all directive-handler functions to return
6753 * cpphash.h: Update typedefs.
6755 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
6757 * configure: Regenerate.
6759 * extend.texi (Extended Asm): Mention that a memory clobber
6760 does not count as a side-effect.
6762 * unroll.c (copy_loop_body): Fix one instance of using host
6763 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
6766 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
6768 2000-07-17 Richard Henderson <rth@cygnus.com>
6770 * config/ia64/ia64.md (movdi): Split out load address code.
6771 New post-reload splitter for symbolic operands.
6772 (movdi_internal): Abort if we didn't split symbolic operands
6773 when we should have.
6774 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
6775 (ia64_reorg): Split insns when not optimizing.
6776 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
6778 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
6780 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
6781 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
6783 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
6785 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
6787 2000-07-17 Jason Merrill <jason@redhat.com>
6789 * Makefile.in (clean): Remove libgcc directory.
6791 * configure.in (-Wno-long-long check): Use higher-level macros.
6793 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
6795 * simplify-rtx.c (simplify_binary_operation): Recognize
6796 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
6797 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
6798 a CONST_INT, it will always be zero.
6800 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
6802 * loop.c (check_dbra_loop) : Return if more than one condition is
6803 present to control the loop.
6805 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
6807 * mips.c (mips_expand_prologue): Don't calculate the last argument
6808 register unless we need it. When we are calculating this, make
6809 sure FUNCTION_ARG is giving us a REG.
6811 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6813 * flow.c (libcall_dead_p): Use single_set to verify the insn
6814 has only one set and get for analysis.
6815 (propagate_one_insn): Don't pass the PATTERN of the insn.
6817 2000-07-17 Mark Klein <mklein@dis.com>
6819 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
6821 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6823 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
6824 * configure.in (TARGET_GETGROUPS_T): Evaluate.
6825 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
6826 of second argument of getgroups.
6827 * configure, config.in: Rebuilt.
6829 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
6831 * simplify-rtx.c (simplify_relational_operation): Two signed
6832 values with equal high words are less/greater than each other if
6833 their low words are less/greater when considered as unsigned.
6835 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
6837 * configure.in (vax-*-openbsd): Change to new style configuration,
6838 add collect2/float_format information.
6839 * configure: Rebuilt.
6840 * config/vax/openbsd1.h: New.
6841 * config/vax/openbsd.h: New.
6842 * config/vax/t-openbsd: New.
6844 2000-07-17 Chip Salzenberg <chip@valinux.com>
6846 * c-common.c (shorten_compare): Quiet warnings about unsigned
6847 comparisons with zero when they occur in a system header.
6849 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
6851 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
6852 update to describe current practice.
6854 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
6856 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
6857 references to C9X. Change references to -fstd and -flang-isoc9x
6860 * c-common.c (scan_char_table): Allow "z" length modifiers on
6862 (check_format_info): Use TYPE_DOMAIN on the type matched against
6863 for "z" formats, to retrieve the language size_t rather than the
6866 * c-common.c (check_format_info): Do not make a pedantic objection
6867 to the 'L' length modifier if used with a floating point type
6870 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
6871 constants in C99 mode.
6873 2000-07-17 Kazu Hirata <kazu@hxi.com>
6875 * h8300.md: Fix the format of mac.
6876 (movsi_h8300hs): Output a tab after stmac instead of a space.
6878 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
6879 profitable adds/subs sequences.
6881 * fold-const.c: Fix comment typos.
6883 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
6885 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
6887 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6889 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
6891 2000-07-16 Neil Booth <NeilB@earthling.net>
6893 * cpplex.c: Update comments.
6894 * README.Portability: Small update.
6896 2000-07-16 Neil Booth <NeilB@earthling.net>
6898 * README.Portability: Small update.
6900 2000-07-15 Richard Henderson <rth@cygnus.com>
6902 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
6903 * config/ia64/ia64.c (ia64_move_ok): New function.
6904 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
6905 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
6907 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
6909 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
6910 immediately following a paste operator.
6911 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
6912 (cpp_reader_init): Call it, if HOST_EBCDIC.
6913 (cpp_handle_options): Do not sort option list here.
6914 (handle_option): Rename to cpp_handle_option and export.
6915 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
6916 _cpp_get_token directly.
6917 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
6918 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
6919 * cpplib.h: Prototype cpp_handle_option. Update prototype of
6922 2000-07-15 Richard Henderson <rth@cygnus.com>
6924 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
6925 cast around an expression. Tidy other unsigned tests.
6927 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
6929 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
6930 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
6931 (v_message_with_decl): Rename to ...
6932 (format_with_decl): ... this. Tweak
6933 (diagnostic_for_decl): New function.
6934 (fatal_io_error): Use verbatim in lieu of notice.
6935 (announce_function): Use verbatim.
6936 (default_print_error_function): Likewise.
6937 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
6940 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6942 * mips.c (function_arg_pass_by_reference): Don't do automatic
6943 aggregate initialization.
6944 (machine_dependent_reorg): Initialize variable `mode'.
6946 * mips.md (absdi2): Change variable `regno1' to unsigned int.
6947 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
6948 conflicts with sys/param.h macro of the same name.
6949 (reload_outdi): Likewise.
6951 2000-07-15 Michael Meissner <meissner@redhat.com>
6953 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
6954 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
6955 create a new node instead.
6957 2000-07-15 Neil Booth <NeilB@earthling.net>
6959 * README.Portability: Correct example about calling a function
6960 through a pointer to function. Format wide paragraphs.
6962 2000-07-15 Michael Meissner <meissner@redhat.com>
6964 * README.Portability: Update integer suffixes and function
6967 2000-07-15 Neil Booth <NeilB@earthling.net>
6969 * README.Portability: Small update.
6971 2000-07-15 Neil Booth <NeilB@earthling.net>
6973 * README.Portability: New file.
6975 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
6977 * INSTALL: Give special instructions for building GCC on Irix 6.
6978 * config/mips/x-iris6 (CC): Don't set it.
6981 2000-07-14 Jason Merrill <jason@redhat.com>
6983 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
6984 register in the stack and later in another register, use the new
6987 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
6989 * config/mips/mips.md: (absdi2): Handle sign_extend for
6992 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
6994 * cpplib.c (do_pragma_dependency): Tidy warning messages.
6996 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
6998 * .cvsignore: Correct typo.
7000 2000-07-13 Mark Mitchell <mark@codesourcery.com>
7002 * .cvsignore: Add generated YACC files.
7003 * objc/.cvsignore: New file.
7005 2000-07-14 Neil Booth <NeilB@earthling.net>
7007 * cpplex.c (adjust_column): New funcion.
7008 (skip_whitespace): Use it.
7009 (skip_block_comment): Use it, and warn about /*/* with
7012 2000-07-14 Neil Booth <NeilB@earthling.net>
7014 * cpphash.c (struct macro_info): Add new members.
7015 (_cpp_free_definition): Delete the macro directly.
7016 (count_params): Return void, with first token of
7017 expansion in struct macro_info on success.
7018 (parse_define): Return int. Hoist syntax checking from
7019 save_macro_expansion. Leave call to save_expansion to
7020 _cpp_create_definition.
7021 (alloc_macro): Needs just 2 arguments.
7022 (free_macro): Delete.
7023 (save_expansion): Don't perform syntax check.
7024 (_cpp_create_definition): Call save_expansion.
7026 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7028 * genrecog.c (write_header): Split long string.
7030 * cpphash.c (macro_info): Don't use the `signed' keyword.
7032 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
7034 2000-07-13 Jakub Jelinek <jakub@redhat.com>
7036 * calls.c (stored_args_map): New variable.
7037 (check_sibcall_argument_overlap_1): New.
7038 (check_sibcall_argument_overlap): New.
7039 (expand_call): Initialize stored_args_map.
7040 Call check_sibcall_argument_overlap.
7042 2000-07-13 Bruce Korb <bkorb@gnu.org>
7044 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
7045 (emit_gnu_type): utility procedure for gnu_type_fix
7046 (gnu_type_fix): implement various pre-processor guards around
7047 standard types so these types can be defined over and over
7048 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
7049 types alluded to above will have GNU-compliant base types
7050 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
7051 * fixinc/inclhack.def: add test_text entries and utilize the new
7052 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
7053 * fixinc/fixincl.x: regenerate
7055 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7057 * diagnostic.c (vline_wrapper_message_with_location,
7058 v_message_with_file_and_line, v_error_with_file_and_file,
7059 v_error_for_asm, v_warning_for_asm, vfatal,
7060 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
7061 vsorry, verror, vwarning, vpedwarn): Remove.
7062 (diagnostic_for_asm): New function.
7063 (pedwarn, error, warning, pedwarn_with_file_and_line,
7064 error_with_file_and_line, warning_with_file_and_line, sorry,
7065 error_for_asm, warning_for_asm, fatal): Reimplement.
7066 (finish_diagnostic): Clear diagnostic info as well.
7068 2000-07-13 Neil Booth <NeilB@earthling.net>
7070 * c-common.h (flag_digraphs): New.
7071 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
7072 * c-lex.c (yylex): Use flag_digraphs to decide whether to
7075 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
7077 * gcc.c (do_spec_1): Add new %B operator.
7078 (set_input): Prepare for %B.
7080 (link_command_spec): Move up with the other tm.h-
7081 overrideable specs. Factor out the portion conditional on
7082 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
7083 (struct compiler): Just have a single spec string. All users
7085 (default_compilers): Remove unnecessary braces.
7086 (static_specs): Update.
7088 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
7090 (C and assembly specs): Use the new named specs, as appropriate.
7092 * objc/lang-specs.h: Use the new named specs.
7093 Remove unnecessary braces.
7095 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
7097 * gcc.c (execute): If a subprocess gets a fatal signal, report
7098 strsignal() of the signal number, and ask for a bug report.
7099 Do not do this for SIGPIPE if there's already been an error.
7101 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
7104 * tradcif.c: Remove.
7106 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
7108 * final.c (profile_function): Do not emit profile counters in
7109 the data section, if NO_PROFILE_COUNTERS is defined.
7110 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
7113 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
7114 (FUNCTION_PROFILER): Just emit a call to mcount.
7116 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
7118 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
7120 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
7121 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
7122 traditional, lang_chill, or lang_fortran.
7124 * cppfiles.c: #undef strcmp to suppress warning about macros
7125 used without arguments.
7126 (_cpp_execute_include): Use f, not fname, in "No include path"
7128 (_cpp_pop_file_buffer): New function.
7129 * cpplib.c: Don't include <sys/mman.h>.
7130 (cpp_push_buffer): Set line_base and lineno in new buffer.
7131 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
7133 * cpplex.c: Move all prototypes and structure declarations to the
7134 top of the file. Properly parenthesise some macro arguments.
7135 (cpp_scan_line): New function.
7136 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
7137 don't need to walk up the stack counting.
7139 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7141 * c-common.c (combine_strings): Emit a pedantic warning when a
7142 string length is greater than the minimum ANSI C is required
7145 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
7147 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
7148 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
7150 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7152 * c-decl.c (define_label): Warn about identifier conflicts with
7153 labels in traditional C.
7155 * c-parse.in (unop +): Warn about the unary plus operator for
7158 * c-typeck.c (store_init_value): Warn about automatic aggregate
7159 initialization for traditional C.
7161 * invoke.texi (-Wtraditional): Document new warnings.
7163 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
7165 * Makefile.in (c-errors.o): Fix thinko in dependency.
7167 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
7169 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
7170 -traditional, -ftraditional, or -traditional-cpp was given.
7171 Do not pass -traditional to the preprocessor.
7172 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
7173 preprocessor does it automatically.
7174 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
7176 * ch/lang-specs.h: Always use tradcpp. Do not pass
7177 -traditional, -trigraphs, or -pedantic to the preprocessor.
7178 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
7181 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
7183 * cppexp.c (LOGICAL): Delete macro.
7184 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
7187 * cpphash.c (HASHSIZE): Increase to 4096.
7188 (struct hashdummy): Add hash field.
7189 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
7190 the string values using memcmp.
7191 (cpp_lookup): Set dummy.hash.
7193 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
7195 * configure.in (m88k-openbsd): Express configuration using new fragment
7197 * configure: Rebuilt.
7198 * m88k/aout-dbx.h: New.
7199 * m88k/openbsd.h: New.
7200 * m88k/xm-openbsd.h: New.
7202 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7204 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
7206 2000-07-12 Richard Henderson <rth@cygnus.com>
7208 * reload.c (push_secondary_reload): Make sure to add the new
7209 reload at the end, after acquiring secondary memory.
7211 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7213 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
7215 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
7216 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
7218 * c-parse.in (stmt): Delete unused variables.
7220 * convert.c (convert_to_vector): Likewise.
7222 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
7224 * tree.c (finish_vector_type): Prototype.
7226 2000-07-12 Bruce Korb <bkorb@gnu.org>
7228 * fixinc/fixfixes.c: use xmalloc
7229 * fixinc/fixincl.c(initialize): set program name for xmalloc
7230 * fixinc/fixlib.c(must_malloc): obsolete
7231 (is_cxx_header): no longer used - disabled
7232 (skip_quote): inserted and disabled for future use
7233 * fixinc/fixlib.h: reflects above
7234 * fixinc/fixtests.c: removed dinkleberries
7236 2000-07-12 Neil Booth <NeilB@earthling.net>
7238 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
7239 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
7241 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
7242 struct toklist_dummy): New.
7243 (cpp_free_definition): Free macros with free_macro.
7244 (count_params): Don't save paramter spellings. Save macro
7245 information in a struct macro_info.
7246 (parse_define): Don't allocate a token list.
7247 (save_expansion): Allocate the macro's token list, and
7248 save parameter spellings if necessary. Use TOKEN_SPELL.
7249 (cpp_create_definition): Make list const.
7251 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
7253 * c-typeck.c (pedwarn_c99): Move to
7254 * c-errors.c: ... Here.
7255 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
7256 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
7257 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
7258 (c-errors.o): List dependency.
7260 2000-07-12 Mark Mitchell <mark@codesourcery.com>
7262 * c-parse.c: Remove.
7263 * c-parse.h: Likewise.
7264 * c-parse.y: Likewise.
7265 * objc/objc-parse.c: Likewise.
7266 * objc/objc-pasre.y: Likewise.
7268 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
7270 * gcc.texi: Fix minor typos
7271 * extend.texi: Fix minor typos
7273 2000-07-11 Marc Espie <espie@openbsd.org>
7275 * collect2.c (main): Recognize .lo as object files.
7277 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7279 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
7282 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
7283 with MAP_ANONYMOUS and MAP_ANON.
7284 * configure, config.in: Rebuilt.
7286 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
7288 * diagnostic.c (save_output_state): Remove.
7289 (restore_output_state): Likewise.
7290 (clear_text_info): New function.
7291 (clear_diagnostic_info): Likewise.
7292 (output_text_length, is_starting_newline, output_prefix,
7293 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
7294 prefixing_policy, output_buffer_ptr_to_format_args): New macros
7295 (set_real_maximum_length, output_set_maximum_length,
7296 output_set_prefix, output_get_prefix, output_set_maximum_length,
7297 output_destroy_prefix, init_output_buffer,
7298 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
7299 output_add_newline, output_add_character, output_add_space,
7300 output_append_r, output_append, wrap_text, output_format,
7301 output_do_printf, output_printf, output_do_verbatim,
7302 output_verbatim, verbatim): Use them.
7303 (output_clear): Split into cleat_text_info and
7304 clear_diagnostic_info.
7305 (struct output_state): Move to...
7307 * diagnostic.h: ...Here
7308 (struct output_buffer): Adjust.
7310 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
7312 * cpplex.c (parse_name): No longer inline (premature optimization).
7313 (do_pop_context): Fold into pop_context.
7314 (pop_context): Returns int.
7315 (lex_next): Hoist test for end of directive into pop_context.
7316 (push_macro_context): Returns int; takes just reader and token.
7317 Hoist test for excessive nesting to caller.
7318 (push_arg_context): Returns void; takes just reader and token.
7319 Do not call stringify_arg or get_raw_token.
7320 (get_raw_token): Convert tail recursion through push_arg_context
7321 to a loop at this level. Call stringify_arg here if appropriate.
7322 (maybe_paste_with_next): Convert tail recursion to a while loop.
7323 Hoist test of paste_level to caller.
7325 (stringify_arg): Push arg context at beginning.
7326 (cpp_get_token): Split out core into _cpp_get_token. Call
7327 process_directive here. Throw away CPP_PLACEMARKER tokens.
7328 (_cpp_get_token): Convert tail recursion through
7329 push_macro_context to a loop at this level.
7330 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
7331 _cpp_get_raw_token): Use _cpp_get_token.
7332 (_cpp_skip_rest_of_line): Drop the context stack directly; do
7333 not call pop_context.
7334 (_cpp_run_directive): Call lex_next directly.
7336 * cpphash.h: Prototype _cpp_get_token.
7337 * cppexp.c (lex): Use it.
7338 * cpphash.c (parse_define): Use it.
7339 * cpplib.c (get_define_node, do_undef, parse_include,
7340 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
7341 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
7342 parse_ifdef, validate_else): Use it.
7343 (cpp_push_buffer): Tweak error message; abort if anyone tries
7344 to push a buffer while macro expansions are stacked.
7346 2000-07-11 Donn Terry <donnte@microsoft.com>
7348 * cpplex.c (free_macro_args, save_token): Cast arg of free
7349 and/or xrealloc to PTR.
7350 (_cpp_init_input_buffer): Clear all fields of the base context.
7352 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
7354 * gensupport.c (process_rtx): Make rtl checking stop
7355 complaining about the define_insn while it is being
7356 converted from a define_insn_and_split.
7358 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
7360 * config/mips/mips.c (simple_memory_operand): Access the
7361 INTVAL of the address, not it's containing MEM.
7363 2000-07-11 Bruce Korb <bkorb@gnu.org>
7365 * fixinc/fixtests.c(double_slash): obsolete
7366 (else_endif_label): likewise
7367 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
7368 (libc1_ifdefd_memx): correct initial comment
7369 and omit the #if/#endif pair from the memxxx declarations
7370 * fixinc/fixincl.x: regen
7372 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7374 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
7376 2000-07-11 Neil Booth <NeilB@earthling.net>
7380 2000-07-11 Neil Booth <NeilB@earthling.net>
7382 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
7383 (handle_option): Set digraphs according to standard.
7384 Merge OPT_lang_c89 handler with OPT_std_c89.
7386 * cpplex.c: (lex_line, can_paste): Honour digraphs in
7387 accordance with the digraphs flag.
7389 * cpplib.h: (struct cpp_options): New option digraphs.
7391 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
7392 Bruce Korb <bkorb@gnu.org>
7394 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
7395 * fixinc/fixincl.x: Regenerate.
7396 * fixinc/tests/base/testing.h: Add testcase.
7398 2000-07-10 Richard Henderson <rth@cygnus.com>
7400 * config/ia64/ia64.c (got_symbolic_operand): New.
7401 (symbolic_operand, move_operand): Revert 0701 change.
7402 * config/ia64/ia64.h (PREDICATE_CODES): Update.
7403 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
7404 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
7405 split the offset into a 14-bit low part instead of a 13-bit low part.
7406 (load_fptr): Mark the mem as unchanging.
7407 (load_symptr): Use got_symbolic_operand.
7409 2000-07-10 Nick Clifton <nickc@cygnus.com>
7411 * libgcc2.c (next_stack_level): Cast result of computation to
7412 (void **) so that the assignment does not generate a warning.
7414 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
7416 * flags.h : Add new variable flag_single_precision_constant.
7417 * toplev.c (display_help) : Add -fsingle-precision-constant option.
7418 (flag_single_precision_constant): New.
7419 * c-lex.c (yylex): Convert floating point constant to single
7421 * invoke.texi : Add documentation for this new option.
7423 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
7425 * diagnostic.c (output_octal): Second parameter is unsigned.
7426 (output_long_octal): Likewise.
7427 (output_hexadecimal): Likewise.
7428 (output_long_hexadecimal): Likewise.
7429 (output_format): Adjust arguments extraction. Tweak.
7430 (output_verbatim, verbatim): End variable argument list.
7431 (report_diagnostic): Improve documentation.
7433 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
7435 * c-common.h (build_stmt): Declare.
7436 (build_continue_stmt): Likewise.
7437 (build_break_stmt): Likewise.
7438 (build_return_stmt): Likewise.
7440 * c-decl.c (do_case): Rewrite to do what previously done in
7443 * c-semantics.c (build_stmt): Define.
7444 (build_return_stmt): Likewise.
7445 (build_break_stmt): Likewise.
7446 (build_continue_stmt): Likewise.
7447 (build_case_label): Likewise.
7449 * c-parse.in (BREAK): Change to build tree, then generate RTL.
7450 (CONTINUE): Likewise.
7453 (DEFAULT): Likewise.
7455 * c-parse.y: Regenerate.
7456 * c-pasre.c: Likewise.
7458 2000-07-09 Jason Merrill <jason@redhat.com>
7460 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
7462 * tree.h (STRIP_NOPS): Check for error_mark_node.
7463 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
7464 (dwarf2out_*): Remove duplicate declarations.
7466 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
7467 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
7469 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
7471 * diagnostic.c (wrap_text): New function.
7472 (maybe_wrap_text): Likewise.
7473 (output_add_string): Use it.
7474 (output_format): Likewise.
7475 (count_error): Use verbatim instead of notice.
7476 (report_error_function): Likewise. Don't use plain fprintf.
7477 (finish_diagnostic): New function.
7478 (output_do_verbatim): Tweak. Commonalize functionalities in
7479 output_verbatim and verbatim.
7480 (output_verbatim): Adjust.
7481 (verbatim): Likewise.
7482 (report_diagnostic): Define.
7484 * diagnostic.h (report_diagnostic): Prototype.
7486 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
7488 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
7490 2000-07-09 Neil Booth <NeilB@earthling.net>
7492 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
7493 IShspace, ISspace: Update.
7495 * cppinit.c: ISTABLE: Update.
7498 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
7499 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
7500 (skip_block_comment, skip_line_comment, parse_string,
7501 lex_line): Use is_vspace rather than IS_NEWLINE.
7502 (skip_whitespace, lex_line): Clean up to use is_nvspace.
7503 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
7505 (lex_next): Unconditionally stop if within a directive.
7506 Treat directives within macro invocations as directives
7507 (after parse_args emits error), not as the argument.
7509 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
7511 * diagnostic.c (diagnostic_args): New macro.
7512 (diagnostic_msg): Likewise.
7513 (output_formatted_integer): Likewise.
7514 (output_state): New data type.
7515 (digit_buffer): Make global.
7516 (output_add_integer): Rename to output_decimal. Squeeze
7518 (output_long_decimal, output_unsigned_decimal,
7519 output_long_unsigned_decimal, output_octal, output_long_octal,
7520 output_hexadecimal, output_long_hexadecimal): New functions.
7521 (output_append_r): New function.
7522 (output_append): Tweak.
7523 (output_flush_on): Rename to output_to_stream.
7524 (output_format): Change prototype. Improve documentation. Handle
7525 more format specifiers.
7526 (build_location_prefix): Rename to context_as_prefix.
7527 (output_notice): Rename to output_do_printf.
7528 (output_printf): Tweak.
7529 (line_wrapper_printf): Likewise.
7530 (vline_wrapper_message_with_location): Adjust call to renamed
7532 (v_message_with_decl): Likewise.
7533 (default_print_error_function): Likewise.
7534 (save_output_state): New function.
7535 (restore_output_state): Likewise.
7536 (output_do_verbatim): Likewise.
7537 (output_verbatim): Define.
7538 (verbatim): Likewise.
7540 * diagnostic.h (printer_fn): Change return type from void to int.
7541 Improve documentation.
7542 (output_add_integer): Rename to output_decimal.
7543 (output_flush_on, output_format): Don't export.
7544 (output_verbatim, verbatim): Declare.
7546 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
7548 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
7549 Check whether c divides op1 exactly if operation is not
7552 2000-07-08 Richard Henderson <rth@cygnus.com>
7554 * final.c (final): Do not abort when reg-stack introduces
7557 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
7559 * cpplib.h (struct cpp_name): Now struct cpp_string.
7560 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
7561 CPP_HEADER_NAME): Change to type S.
7562 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
7563 field, a cpp_hashnode *. All references to val.name updated
7564 to use val.str or val.node as appropriate.
7565 (struct cpp_reader): Add spec_nodes field.
7566 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
7568 * cpphash.h (struct spec_nodes): New.
7569 (enum spell_type): Reorder. Only SPELL_STRING tokens use
7570 val.str. All references to 'spelling > SPELL_NONE' updated to
7573 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
7574 pfile->buffer->inc are not NULL before dereferencing them.
7576 * cpplex.c (parse_name): Take a pointer to the current token,
7577 plus current position and limit as args; return the new
7578 position; don't copy the text of a name into the string
7579 buffer, instead call cpp_lookup and store the node pointer.
7580 If extending a token, copy out the text of the old into a
7581 scratch buffer, append the new, look that up and store the new
7582 node pointer. Inline.
7583 (maybe_paste_with_next): If the result of paste is a NAME,
7584 then look up the pasted text and store its node pointer.
7585 (lex_line): Adjust for new parse_name interface.
7586 Check for L"str", L'str' using spec_nodes->n_L.
7587 (spell_token): SPELL_IDENT tokens have their spelling in
7588 val.node->name. Handle SPELL_STRING tokens that don't have
7590 (_cpp_expand_name_space,
7591 (can_paste): Check for L ## "str" using spec_nodes->n_L.
7592 (cpp_get_token, special_symbol): No need to call cpp_lookup.
7593 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
7594 return 1=equal 0=not, not a tristate.
7596 * cpphash.c (var_args_str): Delete.
7597 (find_param): Compare node fields directly.
7598 (is__va_args__): Use CPP_PEDANTIC. Just compare
7599 token->val.node with spec_nodes->n__VA_ARGS__.
7600 (dump_funlike_macro): Don't use var_args_str.
7602 * cpplib.c (_cpp_check_directive): Just walk through
7603 spec_nodes->dirs comparing pointers.
7604 (get_define_node, do_pragma_poison, detect_if_not_defined,
7605 parse_ifdef): The identifier has already been looked up.
7606 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
7608 (do_if): Only call detect_if_not_defined at beginning of file.
7609 (_cpp_parse_assertion): Only copy string pointers for
7610 SPELL_STRING tokens.
7611 (pragma_dispatch): Take a node pointer and examine its name
7613 (_cpp_init_stacks): Also initialize the spec_nodes structure.
7615 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
7617 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
7618 reverse order from the corresponding _cpp_init_* routines.
7620 * cppexp.c (parse_number, parse_charconst, parse_defined,
7621 lex): Check val.node->type instead of calling cpp_defined.
7622 Use spec_nodes entries where appropriate.
7624 * fix-header.c, scan-decls.c: Update for interface changes.
7626 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
7628 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
7629 emitting aux_truncdfsf2.
7631 2000-07-03 Donn Terry (donnte@microsoft.com)
7633 * cppinit.c (print_help): split overlong line into ISO C89
7636 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
7638 * cppexp.c: Update all code for new lexer interface.
7639 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
7640 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
7641 * cpplex.c (token_names): Trim leading CPP_ from names; make
7642 the strings unsigned.
7643 (_cpp_spell_operator): New.
7644 (is_macro_disabled): Disable all macros if rescanning
7646 (_cpp_get_directive_token): Remove.
7648 * cppinit.c: Don't set no_macro_expand.
7649 * cpplib.c (read_line_number, do_line): Check only for EOF,
7651 * cpphash.h: Update prototypes.
7652 * cpplib.h (CPP_VSPACE): Remove.
7653 (struct cpp_reader): Remove no_macro_expand.
7655 2000-07-08 Neil Booth <NeilB@earthling.net>
7657 * cpphash.c (is__va_args__): New function.
7658 (count_params): Fix line reported in error messages. Use
7659 is__va_args__. Don't return ')' on error. Flag GNU style
7660 rest args macro definitions.
7661 (parse_define): Check macro name is not __VA_ARGS__.
7662 (save_expansion): Check identifier in non-varargs-macro is
7663 not __VA_ARGS__. Don't flag GNU_VARARGS.
7664 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
7665 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
7666 than per-token GNU_VARARGS.
7667 * cpplib.h (GNU_VARARGS): Remove.
7668 (GNU_REST_ARGS): New.
7670 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
7672 * i386.md (call_pop, call, call_value_pop): Do not set
7673 current_function_uses_pic_offset_table for calls to static
7674 functions or indirect calls.
7676 2000-07-07 Jim Wilson <wilson@cygnus.com>
7678 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
7679 is_predicate_reg, then take max write_count of register pair.
7681 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7683 * tradcpp.c (main): Rename label `include' to `add_include' to
7684 avoid conflicts with variable `include' in traditional C.
7686 2000-07-07 Jakub Jelinek <jakub@redhat.com>
7688 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
7690 2000-07-07 Jakub Jelinek <jakub@redhat.com>
7692 * sibcall.c (uses_addressof): Add INMEM argument, check for
7693 current_function_internal_arg_pointer outside of MEM rtxs in addition
7695 (sequence_uses_addressof): Update caller.
7697 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
7699 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
7702 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7704 * system.h (UNION_INIT_ZERO): New macro for initializing union
7707 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
7709 2000-07-07 Neil Booth <NeilB@earthling.net>
7713 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
7715 * final.c (final): Detect out of bounds array access to
7716 the insn_lengths array.
7718 2000-07-07 Kazu Hirata <kazu@hxi.com>
7720 * fold-const.c (fold): Fix a comment typo.
7722 2000-07-07 Neil Booth <NeilB@earthling.net>
7724 * cpp.texi: Update to new lexer.
7726 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
7728 * tradcpp.c: New file.
7729 * tradcif.y: New file.
7730 * tradcif.c: New generated file.
7732 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
7733 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
7734 dependencies of C. Install tradcpp from install-common, in
7737 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
7739 * cppinit.c: Include cppdefault.h. Refer to
7740 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
7741 to GCC_INCLUDE_DIR and its length.
7742 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
7743 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
7744 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
7746 (include_defaults_array): Move to cppdefault.c.
7748 * cppdefault.h: New file.
7749 * cppdefault.c: New file.
7751 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
7752 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
7753 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
7756 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7758 * reload.c (push_reload): When seeing if can reuse a register,
7759 check extra registers against widest of INMODE and OUTMODE.
7761 2000-07-06 Neil Booth <NeilB@earthling.net>
7763 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
7764 based on full length of predicate.
7766 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
7768 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
7769 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
7771 2000-07-05 Kazu Hirata <kazu@hxi.com>
7773 * h8300-proto.h: Fix formatting.
7774 * h8300.c: Likewise.
7775 * h8300.h: Likewise.
7777 2000-07-05 Jim Wilson <wilson@cygnus.com>
7779 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
7782 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
7784 * invoke.texi: Fix minor typos
7785 * md.texi: Fix minor typos
7787 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
7789 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
7791 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
7793 * cpplex.c: Don't include sys/mman.h.
7794 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
7796 * cpplib.c: Include sys/mman.h and obstack.h.
7797 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
7799 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
7800 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
7801 bother freeing if stack entries (they will be freed with their buffer).
7802 (do_endif): Free if stack entries from the buffer obstack.
7803 (push_conditional): Allocate if stack entries from the buffer obstack.
7805 (find_answer): Rename to _cpp_find_answer.
7806 (do_assert, do_unassert): Update.
7808 * cpphash.h: Update prototypes.
7809 (xobnew): New convenience macro.
7810 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
7812 (struct cpp_hashnode): Remove disabled field.
7814 * cppinit.c: Don't include hashtab.h or splay-tree.h.
7815 (report_missing_guard): Moved to cppfiles.c.
7816 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
7818 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
7819 cpp_cleanup_includes. Don't destroy hashtab or
7820 all_include_files here.
7821 (cpp_finish): Use _cpp_report_missing_guards.
7823 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
7824 (_cpp_init_include_table): Rename _cpp_init_includes.
7825 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
7827 * cppexp.c (parse_assertion): Update for new name of
7830 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
7832 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
7834 * cpplib.c (do_ident): s/VSPACE/EOF/
7836 2000-07-05 Neil Booth <NeilB@earthling.net>
7838 * cpplex.c: Fix trigraph replacement within strings.
7840 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7842 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
7844 * xcoffout.c (assign_type_number): Constify.
7845 (xcoffout_source_file): Add static prototype. Don't needlessly
7846 cast away const-ness.
7848 2000-07-04 Jason Merrill <jason@redhat.com>
7850 * frame.h (frame_state): Move base_offset to end.
7852 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
7854 * calls.c (emit_library_call_value_1): Revert previous change.
7856 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
7858 * fix-header.c (struct partial_proto): Remove unnecessary fields.
7859 (recognized_extern, recognized_function, read_scan_file):
7860 Update for new scheme.
7861 (check_protection): It's still a multiple include guard even
7862 if it doesn't always trigger.
7863 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
7865 * scan.h: Declare struct cpp_token. Update prototypes.
7867 2000-07-03 Neil Booth <neilb@earthling.net>
7868 Zack Weinberg <zack@wolery.cumb.org>
7870 Complete overhaul of the lexer and macro expander.
7872 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
7873 arg, arglist, argdata, reflist, collect_objlike_expansion,
7874 collect_funlike_expansion, collect_params,
7875 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
7876 unsafe_chars, macarg, compare_defs, special_symbol,
7877 scan_arguments, stringify, funlike_macroexpand,
7878 _cpp_quote_string, monthnames): Delete.
7879 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
7880 _cpp_create_definition, _cpp_dump_definition,
7881 dump_hash_helper): Adjust.
7882 (find_param, count_params, parse_define, var_args_str,
7883 check_macro_redefinition, save_expansion): New.
7885 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
7886 parse_string, output_line_command, trigraph_replace,
7887 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
7888 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
7889 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
7890 _cpp_skip_rest_of_line): Modify.
7892 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
7893 find_position, null_warning, bump_column, expand_name_space,
7894 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
7895 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
7896 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
7897 _cpp_prescan): Delete.
7899 (dump_param_spelling, process_directive, lex_next,
7900 is_macro_disabled, stringify_arg, expand_context_stack,
7901 output_token, make_string_token, alloc_number_token,
7902 special_symbol, duplicate_token, maybe_paste_with_next,
7903 can_paste, prevent_macro_expansion, restore_macro_expansion,
7904 get_temp_token, release_temp_tokens, quote_string,
7905 token_names, token_spellings, _cpp_expand_name_space,
7906 _cpp_glue_header_name, _cpp_reserve_name_space,
7907 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
7908 placemarker_token, eof_token, cpp_context, macro_args,
7909 get_raw_token, parse_arg, parse_args, save_token,
7910 push_arg_context, push_macro_context, pop_context,
7911 do_pop_context, free_macro_args, _cpp_get_line,
7912 _cpp_run_directive): New.
7914 * cpplib.c (validate_else, parse_include, push_conditional,
7915 pass_thru_directive, read_line_number, parse_ifdef,
7916 detect_if_not_defined, _cpp_check_directive, do_define,
7917 do_undef, do_include, do_import, do_include_next, do_error,
7918 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
7919 top_pragmas, do_pragma_gcc, do_pragma_implementation,
7920 do_pragma_poison, do_pragma_system_header,
7921 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
7922 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
7923 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
7924 cpp_defined): Update for new scheme.
7925 (strtoul_for_line, get_define_node, dump_macro_name,
7926 _cpp_check_linemarker, _cpp_parse_assertion): New.
7927 (_cpp_handle_directive, do_pragma_default): Delete.
7929 * cpphash.h (struct predicate): Now struct answer.
7930 (enum spell_type, struct token_spelling, struct directive,
7931 directive_handler): New.
7932 Update prototypes. Remove unused macros.
7933 * cpplib.h: Update prototypes. Remove unused macros,
7934 structure definitions, and fields.
7936 * cpperror.c (print_containing_files, v_message): Adjust.
7937 * cppexp.c (parse_assertion, lex, parse_escape,
7938 _cpp_parse_expr): Adjust.
7939 * cppfiles.c (open_include_file, _cpp_execute_include,
7940 _cpp_compare_file_date, cpp_read_file, read_include_file):
7942 * cppinit.c (dump_special_to_buffer): Delete.
7943 (append_include_chain, merge_include_chains, cpp_reader_init,
7944 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
7945 cpp_finish, handle_option, print_help): Adjust.
7946 * cppmain.c (main): Adjust.
7948 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
7950 * cppspec.c (lang_specific_driver): Use double quotes in error
7953 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
7955 * calls.c (emit_library_call_value_1): Use valreg instead
7956 of hard_libcall_value.
7958 2000-07-03 Geoff Keating <geoffk@cygnus.com>
7960 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
7961 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
7962 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
7970 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
7971 mode instead of wider_mode is being used.
7973 2000-07-03 Jakub Jelinek <jakub@redhat.com>
7975 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
7976 of 'r'. Use q_regs_operand.
7977 (andsi_1+2): Use q_regs_operand.
7979 2000-07-03 Jakub Jelinek <jakub@redhat.com>
7981 * builtins.c (get_memory_rtx): Always put into alias set 0.
7983 2000-07-03 Nick Clifton <nickc@cygnus.com>
7985 * config/arm/arm.md: Fix post increment and pre increment
7986 peepholes so that they do not generate UNPREDICATBLE opcodes.
7987 (ie ones where the increment clobbers the source/destination).
7989 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
7991 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
7992 change too big for -mtiny-stack" a warning, if larger than 63.
7993 (out_set_stack_ptr): Change the logic so -mno-interrupts is
7994 always safe to use on possible future devices.
7995 (function_prologue): Write SPH before SPL, for consistency.
7996 If interrupt_func_p true, we know we have enabled interrupts.
7997 (avr_num_arg_regs): New function. Round up to even number of
7998 bytes if no -mpack-args or if calling a libgcc function.
7999 (function_arg, function_arg_advance): Use it.
8000 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
8001 Output "movw" if available.
8002 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
8003 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
8004 (asm_output_section_name): Add blanks for consistent output.
8005 (encode_section_info): Set TREE_READONLY for progmem data to
8006 avoid gas warnings about changed section attributes.
8007 (avr_hard_regno_mode_ok): Force non-QImode data to start in
8008 even numbered registers on devices with "movw".
8009 * config/avr/avr.h (MASK_*): Define bits for target_flags.
8010 (TARGET_SWITCHES): Mark help strings for translation.
8011 Add new -mpack-args and -menhanced switches.
8012 (TARGET_OPTIONS): Mark help strings for translation.
8013 (progmem_section): Add section attributes.
8014 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
8015 Output "movw" if available.
8016 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
8018 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
8019 call convention (arguments aligned on even registers).
8020 (_cleanup, _exit): Make weak symbols libc can override.
8022 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8024 * fp-bit.h: New file.
8026 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
8027 Comment #endif statements.
8028 (__thenan_sf, __thenan_df): Add missing braces around initializer.
8030 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
8032 * gcse.c (compute_pre_data): Compute ae_kill using other local
8033 properties instead of calling compute_ae_kill.
8035 * alias.c (init_alias_analysis): Do not call
8036 prologue_epilogue_contains until after reload has completed.
8038 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
8040 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
8041 (genrtl_finish_compound_stmt): Likewise.
8042 (genrtl_compound_stmt): Change to return void.
8044 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
8045 move code from here to ...
8046 (genrtl_compound_stmt): ... here.
8047 (genrtl_finish_compound_stmt): Remove.
8048 (expand_stmt): Add comment.
8050 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
8052 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
8055 2000-07-02 Jakub Jelinek <jakub@redhat.com>
8057 * cpplib.h (struct cpp_reader): New field include_depth.
8058 (struct cpp_printer): Rename last_bsd to last_id.
8059 * cppfiles.c (read_include_file): Bump include_depth.
8060 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
8061 (output_line_command): Output correct #line if a header
8062 is including itself and is not protected against multiple inclusion.
8063 Use include_depth instead of buffer_stack_depth, last_id instead of
8065 * cppinit.c (cpp_start_read): Initialize last_id instead of
8068 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
8070 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
8071 (c-semantics.o): New target.
8073 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
8074 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
8075 (genrtl_clear_out_block): Likewise.
8076 (genrtl_goto_stmt): Likewise.
8077 (genrtl_expr_stmt): Likewise.
8078 (genrtl_decl_stmt): Likewise.
8079 (genrtl_if_stmt): Likewise.
8080 (genrtl_while_stmt): Likewise.
8081 (genrtl_do_stmt): Likewise.
8082 (genrtl_return_stmt): Likewise.
8083 (genrtl_for_stmt): Likewise.
8084 (genrtl_break_stmt): Likewise.
8085 (genrtl_continue_stmt): Likewise.
8086 (genrtl_scope_stmt): Likewise.
8087 (genrtl_switch_stmt): Likewise.
8088 (genrtl_case_label): Likewise.
8089 (genrtl_begin_compound_stmt): Likewise.
8090 (gerntl_finish_compound_stmt): Likewise.
8091 (genrtl_compound_stmt): Likewise.
8092 (genrtl_asm_stmt): Likewise.
8093 (genrtl_decl_cleanup): Likewise.
8094 (DECL_ANON_UNION_ELEMS): Likewise.
8095 (emit_local_var): Likewise.
8096 (make_rtl_for_local_static): Likewise.
8097 (expand_cond): Likewise.
8098 (expand_stmt): Likewise.
8099 (c_expand_return): Likewise.
8100 (c_expand_start_case): Likewise.
8101 (do_case): Likewise.
8102 (COMPOUND_STMT_NO_SCOPE): Likewise.
8103 (c_expand_asm_operands): Likewise.
8104 (NEW_FOR_SCOPE_P): New macro.
8105 (expand_expr_stmt_fn): New type.
8107 (set_current_function_name_declared): Likewise.
8108 (current_function_name_declared): Likewise.
8109 (lang_expand_stmt): Likewise.
8110 (stmts_are_full_exprs_p): Likewise.
8111 (anon_aggr_type_p): Likewise.
8112 (lang_expand_expr_stmt): Likewise.
8113 (build_case_label): Likewise.
8115 * c-decl.c (lang_expand_expr_stmt): Initialize.
8116 (stmts_are_full_exprs_p): Define.
8117 (current_function_name_declared): Likewise.
8118 (do_case): Likewise.
8119 (lang_expand_stmt): Likewise.
8120 (set_current_function_name_declared): Likewise.
8121 (anon_aggr_type_p): Likewise.
8123 * c-semantics.c: New file.
8124 (expand_cond): Moved from cp/semantics.c.
8125 (genrtl_do_pushlevel): Likewise.
8126 (genrtl_clear_out_block): Likewise.
8127 (genrtl_goto_stmt): Likewise.
8128 (genrtl_expr_stmt): Likewise.
8129 (genrtl_decl_stmt): Likewise.
8130 (genrtl_if_stmt): Likewise.
8131 (genrtl_while_stmt): Likewise.
8132 (genrtl_do_stmt): Likewise.
8133 (genrtl_return_stmt): Likewise.
8134 (genrtl_for_stmt): Likewise.
8135 (genrtl_break_stmt): Likewise.
8136 (genrtl_continue_stmt): Likewise.
8137 (genrtl_scope_stmt): Likewise.
8138 (genrtl_switch_stmt): Likewise.
8139 (genrtl_case_label): Likewise.
8140 (genrtl_begin_compound_stmt): Likewise.
8141 (genrtl_finish_compound_stmt): Likewise.
8142 (genrtl_compound_stmt): Likewise.
8143 (genrtl_asm_stmt): Likewise.
8144 (genrtl_decl_cleanup): Likewise.
8145 (make_rtl_for_local_static): Moved from cp/decl.c.
8146 (emit_local_var): Likewise.
8147 (expand_stmt): Define.
8149 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
8150 (c_expand_return): Likewise.
8151 (c_expand_start_case): Likewise.
8153 2000-07-01 Richard Henderson <rth@cygnus.com>
8155 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
8156 with the low 13 bits set.
8157 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
8158 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
8159 of the low 13 bits into a CONST plus an adddi3.
8160 (load_symptr): Set RTX_UNCHANGING_P.
8162 See ChangeLog.3 for earlier changes.