1 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
3 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
5 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7 * i960.h (i960_maxbitalignment,
8 i960_last_maxbitalignment): Declare.
9 * i960.c (i960_maxbitalignment,
10 i960_last_maxbitalignment): Make global.
11 (process_pragma): Delete.
12 (i960_pr_align, i960_pr_noalign): Move from here ...
13 * i960-c.c: ... to this new file.
14 * t-960bare (i960-c.o): New rule.
15 * t-vxworks960 (i960-c.o): Likewise.
16 * config.gcc (i960-*-*): Define c_target_objs and
19 2001-03-15 Bernd Schmidt <bernds@redhat.com>
21 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
22 without adding in rtx code and mode.
24 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
26 (ia64_sched_reorder): Call maybe_rotate; also rotate after
27 scheduling a stop bit.
28 (ia64_emit_nops): Correctly handle ASMs.
30 2001-03-15 Mark Mitchell <mark@codesourcery.com>
32 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
34 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
36 * cpp.texi: Update documentation for -include and -imacros.
37 * cppfiles.c (struct include_file): Remove "defined" memeber.
38 (find_or_create_entry): Make a copy of the file name, and
40 (open_file): Update to ensure we use the simplified filename.
41 (stack_include_file): Don't set search_from.
42 (cpp_included): Don't simplify the path name here.
43 (find_include_file): New prototype. Call search_from to
44 get the start of the "" include chain. Don't simplify the
46 (_cpp_execute_include): New prototype. Move diagnostics to
47 do_include_common. Update.
48 (_cpp_pop_file_buffer): Don't set defined.
49 (search_from): New prototype. Use the preprocessor's cwd
50 for files included from the command line.
51 (read_name_map): Don't simplify the pathname here.
52 * cpphash.h (enum include_type): New.
53 (struct buffer): Delete search from. New search_cached.
54 (_cpp_execute_include): Update prototype.
55 * cppinit.c (do_includes): Use _cpp_execute_include.
56 * cpplib.c (do_include_common): New function.
57 (do_include, do_include_next, do_import): Use it.
59 2001-03-14 Mark Mitchell <mark@codesourcery.com>
61 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
62 contents of the RTL, to determine the name of the object.
64 2001-03-14 Mark Mitchell <mark@codesourcery.com>
66 * tree.h (DECL_RTL): Allocate RTL lazily.
67 (SET_DECL_RTL): New macro.
68 (DECL_RTL_SET_P): Likewise.
69 (COPY_DECL_RTL): Likewise.
70 (DECL_RTL_IF_SET): Likewise.
71 * varasm.c (make_decl_rtl): Add assertions about the kind of
72 declaration we are processing.
73 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
74 (start_decl): Likewise.
75 (finish_decl): Likewise.
76 * c-semantics.c (emit_local_var): Likewise.
77 * calls.c (expand_call): Likewise.
78 * dbxout.c (dbxout_symbol): Likewise.
79 * emit-rtl.c (unshare_all_rtl): Likewise.
80 (unshare_all_decls): Likewise.
81 (reset_used_decls): Likewise.
82 * expr.c (store_constructor): Likewise.
83 (safe_from_p): Likewise.
84 (expand_expr): Likewise.
85 * function.c (put_var_into_stack): Likewise.
86 (instantiate_decls_1): Likewise.
87 (assign_parms): Likewise.
88 (expand_function_start): Likewise.
89 (expand_function_end): Likewise.
90 * ggc-common.c (gcc_mark_trees): Likewise.
91 * integrate.c (function_cannot_inline_p): Likewise.
92 (copy_decl_for_inlining): Likewise.
93 (expand_inline_function): Likewise.
94 (integrate_parm_decls): Likewise.
95 (integrate_decl_tree): Likewise.
96 * print-tree.c (print_node): Likewise.
97 * reg-stack.c (stack_result): Likewise.
98 * stmt.c (label_rtx): Likewise.
99 (expand_return): Likewise.
100 (expand_decl): Likewise.
101 (expand_decl_cleanup): Likewise.
102 (expand_anon_union_decl): Likewise.
103 * toplev.c (check_global_declarations): Likewise.
104 (rest_of_decl_compilation): Likewise.
105 * tree.c (simple_cst_equal): Likewise.
106 * objc/objc-act.c (generate_static_references): Likewise.
108 2001-03-14 Zack Weinberg <zackw@stanford.edu>
110 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
111 gcc_AC_C_FLOAT_FORMAT): New macros.
112 * configure.in: Add AC_PROG_CPP after CC tests;
113 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
114 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
115 * configure, config.in: Regenerate.
117 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
118 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
119 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
120 config/i370/xm-linux.h, config/i370/xm-oe.h,
121 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
122 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
123 config/pa/xm-linux.h, config/pa/xm-pa.h,
124 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
125 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
126 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
127 config/we32k/xm-we32k.h: Delete.
129 * config/i370/xm-mvs.h, config/m88k/m88k.h,
130 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
131 config/vax/xm-vms.h: Don't define any of:
132 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
134 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
136 * config.gcc: Remove references to deleted files.
137 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
138 FATAL_EXIT_CODE, which is the same between oe and mvs).
140 2001-03-14 DJ Delorie <dj@redhat.com>
141 Vladimir Makarov <vmakarov@redhat.com>
143 * config/i960/i960.c (i960_function_prologue): Compute size of
144 frame according to number of registers actually saved there.
146 2001-03-14 Richard Henderson <rth@redhat.com>
148 * expr.c (emit_move_insn_1): Fix else if around #endif.
150 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
153 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
156 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
158 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
159 (override_options): Parse cmodel string.
160 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
161 * i386.h (TARGET_OPTIONS): Add "cmodel".
162 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
164 (ix86_cmodel_string, ix86_cmodel): Declare.
166 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
169 * i386.h (GENERAL_REG_P): Add missing REG_P.
171 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
173 * configure.in: Use $gcc_cv_as instead of $as.
174 * configure: Regenerated.
176 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
178 * cppfiles.c (stack_include_file): Only increase the include
179 count if we actually process the file properly, as opposed
180 to treating it as length zero. Only call read_include_file
181 if not DO_NOT_REREAD. Handle the -H include file output
183 (read_include_file): Remove now redundant DO_NOT_REREAD check.
184 (cpp_included, find_include_file): Simplify pathnames after
185 remapping them. If remapping, don't use the remapped file
186 name's buffer as our scratch buffer.
187 (cpp_pop_file_buffer): Replace the multiple include macro
188 only if it isn't yet set.
189 (read_name_map): Simplify remapped names when reading in.
190 (remap_filename): Move code to code path that uses it.
191 (_cpp_simplify_pathname): Return the input pointer.
192 * cpphash.h (_cpp_simplify_pathname): Update prototype.
194 2001-03-14 Mark Mitchell <mark@codesourcery.com>
196 * expr.c (expand_expr): Revove bogus conditional.
198 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
200 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
202 2001-03-14 Jakub Jelinek <jakub@redhat.com>
204 * reg-stack.c (stack_result): Unconditionally use
205 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
207 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
209 * expr.c (emit_move_insn_1): Split push of complex value when
210 no suitable push instruction exist.
212 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
215 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
217 * alias.c (handled_component_p, can_address_p): New functions.
218 (get_alias_set): Use them.
220 2001-03-13 Jim Wilson <wilson@redhat.com>
222 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
223 from 80 in try_locals code.
224 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
226 2001-03-13 Zack Weinberg <zackw@stanford.edu>
228 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
229 gcc_AC_C_LONG_LONG): New.
230 * configure.in: Use them. Probe the size of short, int, long,
231 and long long/__int64 if we have them. Move all the AC_C_*
232 checks together, except gcc_AC_C_CHAR_BIT which has to go
233 after AC_CHECK_HEADERS(limits.h).
234 Take hwint.h out of host_xm_file and build_xm_file.
236 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
237 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
238 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
239 Move the HOST_WIDEST_INT setup logic here from system.h.
240 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
242 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
243 is now handled by hwint.h.
245 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
246 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
247 config/ia64/xm-ia64.h: Don't define any of:
248 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
249 HOST_BITS_PER_LONGLONG.
251 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
252 config/h8300/xm-h8300.h, config/mips/iris6.h,
253 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
254 config/sparc/xm-sp64.h: Delete.
255 * config.gcc: Remove references to deleted files.
257 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
258 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
259 * config/i370/xm-linux.h: Clarify floating-point situation in
262 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
264 * cppfiles.c (NO_INCLUDE_PATH): New macro.
265 (find_include_file): Decide here which part of the include
266 chain to start the search. Complain about an empty include
267 chain in all cases apart from an abolsute file name.
268 (_cpp_execute_include): Don't choose the search chain here.
269 Don't call handle_missing_include in the case of an empty
271 (_cpp_compare_file_date): Don't choose the search chain here.
272 * cpplib.c (do_include_next): Move the in-main-file diagnostic
273 here from _cpp_execute_include. Behave like #include if
274 we're in the main file.
276 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
278 * system.h (malloc, realloc, calloc, strdup): Only poison these
279 tokens when IN_GCC is defined.
281 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
283 * i386.md (abs?f expander): Support SSE case.
284 (abd?f_if): Add new "USE"; add splitters.
286 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
288 * cpp.texi (poison): Explain the macro expansion exception.
290 2001-03-13 Jakub Jelinek <jakub@redhat.com>
292 * expr.c (store_expr): Add dont_store_target. If temp is already in
293 target before copying to reg, don't store it into target again.
295 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
297 * cppinternals.texi: Update for file handling.
299 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
301 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
302 2001-02-24 which broke building the Java library.
303 * function.c (identify_blocks): Likewise.
304 (all_blocks): Likewise.
305 * integrate.c (integrate_decl_tree): Likewise.
306 * print-tree.c (print_node): Likewise.
307 * tree.h (BLOCK_NUMBER): Likewise.
308 (struct tree_block): Likewise.
310 2001-03-12 David Edelsohn <edelsohn@gnu.org>
312 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
313 __WCHAR_TYPE__ definition.
314 (WCHAR_TYPE_SIZE): #undef before #define.
316 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
318 * cppfiles.c: Update comments.
319 (destroy_include_file_node): Rename destroy_node.
320 (find_or_create_entry): New function.
321 (open_file, _cpp_fake_include): Use it.
322 (handle_missing_header): New function, broken out of
323 _cpp_execute include. Don't segfault if there is no
324 system or quoted path.
325 (_cpp_execute_include): Use handle_missing_header.
327 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
329 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
330 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
332 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
334 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
335 unless anti_dependence says they are.
336 * alias.c (objects_must_conflict): If neither has a type specified,
339 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
340 David Billinghurst <David.Billinghurst@riotinto.com>
342 * config/mips/iris5.h: Change WCHAR_TYPE to int.
344 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
346 * i386.md (trunctfdf2_2): Rename missnamed pattern.
347 (*_one_bit): Remove type on the match_operand in attributes.
349 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
351 * i386.c: Commit forgotten hunk in previous patch.
352 (regclass_map): Add extended registers.
353 (dbx_register_map): Add missing frame register.
355 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
357 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
359 * i386.md (x86_sahf_1): Disable for 64bit.
360 (popsi*, pophi*): Likewise.
361 (pushqi, pushhi): Likewise.
362 (movdi, pushdi): Likewise.
363 (zero extend DImode splitter): Likewise.
364 (adddi, minusdi splitter): Likewise.
365 (umulsidi): Likewise.
367 (mulsidi): Disable for 64bit
368 (lshift:DI/ashift:DI): Disable for 64bit.
369 (loop patterns): Likewise.
370 (call_pop, call_value_pop expanders and patterns): Likewise.
371 (prologue_get_pc): Likewise.
373 (fcmovDI pattern and splitter): Likewise.
374 (movdfcc_1_rex64): New.
376 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
378 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
379 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
380 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
381 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
382 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
383 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
384 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
385 (PUSH_ROUNDING): x86_64 rounds to 64bits.
386 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
387 (REGPARM_MAX): Set to 6 for x86_64.
388 (SSE_REGPARM_MAX): Set to 16 for x86_64.
389 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
392 * (patterns that does use upper halves): Update constraints
393 'q' to 'Q' and 'r' to 'R'.
394 (cmpqi_ext_1): Disable for 64bit.
395 (cmpqi_ext_3_insn): Likewise.
396 (movqi_extzv_1): Likewsie.
397 (addqi_ext_1): Liekwsie
398 (testqi_ext_1): Liekwsie
399 (andqi_ext_1): Liekwsie
400 (xorqi_ext_1): Liekwsie
401 (cmpqi_ext_1_rex64): New.
402 (cmpqi_ext_3_insn_rex64): Likewise.
403 (movqi_extzv_1_rex64): Likewsie.
404 (addqi_ext_1_rex64): Liekwsie
405 (testqi_ext_1_rex64): Liekwsie
406 (andqi_ext_1_rex64): Liekwsie
407 (xorqi_ext_1_rex64): Liekwsie
409 2001-03-11 Zack Weinberg <zackw@stanford.edu>
411 * configure.in: Move check for unsigned enumerated bitfields
412 to macro in aclocal.m4. Disable it for now.
413 * configure, config.in: Regenerate.
414 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
415 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
416 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
417 kind above its first use.
419 * config/xm-interix.h, config/alpha/xm-alpha.h,
420 config/i370/xm-linux.h, config/i386/xm-beos.h,
421 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
422 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
423 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
424 Don't define ONLY_INT_FIELDS under any circumstances.
426 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
428 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
429 config/sparc/xm-sysv4.h: Delete - now identical with some
431 * config.gcc (hppa targets): Replace xm-pahpux.h and
432 xm-papro.h with implicit xm-pa.h.
433 (sparc targets): Replace xm-sysv4.h with implicit or explicit
436 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
438 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
439 before reload_cse_noop_set_p.
441 2001-03-11 Zack Weinberg <zackw@stanford.edu>
443 * config.gcc: Where xm-host.h used to include another
444 xm-host.h, list the nested header directly in xm_file. Remove
445 references to deleted files. Can now use sparc/xm-sp64.h for
448 * config/xm-linux.h, config/arm/xm-linux.h,
449 config/i386/xm-dos.h, config/i386/xm-gnu.h,
450 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
451 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
452 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
453 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
456 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
457 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
458 bother to wrap #undef in #ifdef.
459 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
460 Don't include xm-linux.h.
461 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
463 * configure.in: Wrap regexps using [] in changequote block.
464 Use expr : not echo | grep. Simplify regexps.
465 * configure: Regenerate.
467 56 xm-files remain, 22 xm-arch.
469 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
471 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
472 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
473 (local_index, local_rindex): Delete, use strchr/strrchr instead.
474 (copy_object): Fix format specifier vs argument mismatch.
476 * mips-tdump.c: Make local functions static.
477 (rindex): Don't #undef.
478 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
479 (fatal, fancy_abort): Delete.
480 (read_seek): Avoid signed/unsigned compare.
482 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
484 * combine.c (try_combine): Fix error in change to try original
486 (gen_rtx_combine): Do same as gen_rtx for now.
488 2001-03-11 Zack Weinberg <zackw@stanford.edu>
490 * configure.in: AC_SUBST xm_defines.
491 * configure: Regenerate.
492 * Makefile.in: Set DEFINES=$(xm_defines) when building
495 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
497 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
498 (cpp_included, find_include_file): Update.
499 (_cpp_compare_file_date): Make else unconditional.
501 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
503 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
505 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
507 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
508 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
510 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
512 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
513 if it's a record type.
515 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
517 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
518 mingw includes slightly.
520 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
522 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
523 #undef token before poisoning it.
525 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
527 * alpha.c (check_float_value): Use memcpy, not bcopy.
529 * m32r.c (m32r_sched_reorder): Likewise.
531 * vax.c (check_float_value): Likewise.
533 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
535 * toplev.c (file_name_nondirectory): Remove.
536 * toplev.h: Similarly.
537 * dwarf2out.c (compute_section_prefix): Use lbasename instead
538 of file_name_nondirectory.
540 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
542 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
543 * mips-tfile.c: Don't #undef rindex; not used.
545 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
547 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
548 (dbx64_register_map): Declare.
549 (RETURN_ADDR_RTX): Fix for 64bit.
550 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
551 (INCOMING_FRAME_SP_OFFSET): Set to 8.
552 * i386.c (dbx64_register_map): New global array.
553 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
554 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
557 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
559 * cppfiles.c (search_from): Use lbasename.
560 * mkdeps.c (deps_add_default_target): Use lbasename.
562 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
564 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
565 xcalloc in lieu of malloc, realloc & calloc.
567 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
569 * gengenrtl.c (xmalloc): Likewise.
571 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
572 really_call_* memory allocation routines.
574 * stmt.c (check_for_full_enumeration_handling): Use
575 really_call_calloc, not calloc.
577 * system.h (really_call_malloc, really_call_calloc,
578 really_call_realloc): Define.
579 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
581 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
583 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
585 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
587 * configure: Rebuilt.
588 * configure.in: Only use `lang_requires' for languages athat are
591 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
593 * invoke.texi: Fix typo.
596 2001-03-09 Zack Weinberg <zackw@stanford.edu>
598 * configure.in: Prune nonexistent files from build_xm_file,
599 xm_file, and host_xm_file lists. Warn unless they're
601 Don't generate *config.h here.
602 AC_SUBST all variables needed to generate *config.h.
603 * configure: Regenerate.
604 * mkconfig.sh: New helper script, from code removed from
606 * Makefile.in: Zap all MALLOC variables - no longer used
607 anywhere, and malloc.c doesn't exist.
608 Substitute in variables needed to generate *config.h.
609 Stop lying about the dependencies contained in CONFIG_H and
611 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
612 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
613 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
614 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
615 $(TM_P_H), etc. as appropriate.
617 * config.gcc: Zap references to deleted files.
618 * ggc-none.c: Don't include rtl.h or tm_p.h.
620 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
621 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
622 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
623 config/i386/xm-linux.h, config/i386/xm-linux.h,
624 config/i386/xm-next.h, config/i386/xm-openbsd.h,
625 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
626 Don't include i386/xm-i386.h.
628 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
629 config/i386/xm-i386.h, config/i860/xm-i860.h,
630 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
631 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
632 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
633 Delete (empty except comments, #includes of other deleted
634 files, and macros used nowhere).
636 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
638 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
639 independent on TARGET_FLAGS.
641 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
643 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
645 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
647 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
649 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
650 LAST_REX_SSE_REG): define.
651 (enum reg_class): Add 'LEGACY_REGS'
652 (REG_CLASS_CONTENTS): Likewise; add extended registers.
653 (SSE_REGNO_P): Recognize extended registers.
654 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
655 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
656 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
657 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
658 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
659 REG_OK_FOR_STRREG_P): Remove.
660 (HI_REGISTER_NAMES): Add extended registers.
661 (ADDITIONAL_REGISTER_NAMES): Likewise.
662 (QI_REGISTER_NAMES): Add 8bit extended registers.
663 (DEBUG_REG): Support extended registers.
664 * i386.c (regclass_map): Add extended registers.
665 (dbx_register-map): Likewise.
666 (svr4_dbx_register_map): Likewise.
667 (print_reg): Support extended registers.
668 (print_operand): Support 64bit operands.
670 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
672 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
673 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
674 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
675 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
676 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
677 STACK_BOUNDARY): Set properly for 64bits.
678 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
679 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
680 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
681 (MOVE_MAX): Set to 16.
682 (MOVE_MAX_PIECES): 8 for 64bit.
683 (Pmode): Set to SImode.
685 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
687 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
689 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
691 * i386.h (mask_64bit): New constant.
692 (target_64bit): New macro.
693 (target_options): Add '64'/'32'
694 (target_default): Define.
695 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
696 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
697 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
699 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
701 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
703 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
705 * rtlanal.c (rtx_varies_p): Check operand 0 of a
706 LO_SUM unless for_alias is set.
708 2001-03-08 Stan Shebs <shebs@apple.com>
710 * objc/objc-act.c: Fix old typos in comments, add comments for
712 (hash_init): Fix file name in error message.
714 (hash_add_attr): Ditto.
715 (continue_class): Ditto.
717 2001-03-08 Bruce Korb <bkorb@gnu.org>
719 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
720 wait4() can receive the signal.
722 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
724 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
726 * fixinc/fixincl.x: Regenerate.
728 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
730 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
732 * fixinc/fixincl.x: Regenerate.
734 2001-03-08 Richard Henderson <rth@redhat.com>
736 * configure.in (HAVE_AS_LEB128): New assembler check.
737 * configure, config.in: Rebuilt.
739 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
741 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
744 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
746 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
747 references to the MAXPATHLEN macro.
749 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
750 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
753 * config/i386/xm-gnu.h, config/xm-gnu.h,
754 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
755 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
756 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
759 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
760 doing so in various xm-*.h files.
762 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
764 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
766 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
768 * configure.in (enable_shared): Support per-package shared-library
770 * configure: Rebuilt.
772 2001-03-07 David Edelsohn <edelsohn@gnu.org>
774 * rs6000.md (cr logic): Add original POWER mnemonic alternative
775 for crnot. Set operands[5] in splitter.
777 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
779 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
780 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
781 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
782 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
783 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
784 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
785 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
788 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
789 config/i370/xm-i370.h, config/i386/xm-dgux.h,
790 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
791 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
792 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
793 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
794 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
795 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
796 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
797 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
798 Delete unused and/or empty files.
800 * config.gcc: Define USG in xm_defines as appropriate. Define
801 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
802 macro. Remove deleted xm-* files from $xm_files variable.
804 2001-03-07 Tom Tromey <tromey@redhat.com>
806 * configure: Rebuilt.
807 * configure.in: Allow config-lang.in to set `lang_requires' to list
808 of other required languages.
810 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
812 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
814 (output_prologue): Use xmalloc not oballoc.
815 (output_epilog): Free a29k_first_epilogue_insn when finished.
816 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
818 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
820 * builtins.c (expand_builtin_mathfn): Check
821 flag_unsafe_math_optimizations, not flag_fast_math.
822 (expand_builtin): Likewise
823 * combine.c (combine_simplify_rtx): Likewise.
824 (simplify_if_then_else): Likewise.
825 * cse.c (fold_rtx): Likewise.
826 * flags.h: Remove flag_fast_math. Add
827 flag_unsafe_math_optimizations and flag_trapping_math.
828 * fold-const.c (negate_expr): Check
829 flag_unsafe_math_optimizations, not flag_fast_math.
830 (invert_truthvalue): Likewise.
831 (fold): Likewise. Before associating operands, check that
832 code == MULT_EXPR, not code != MULT_EXPR.
833 * ifcvt.c (noce_try_minmax): Check
834 flag_unsafe_math_optimizations, not flag_fast_math.
835 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
836 * invoke.texi: Document -funsafe-math-optimizations and
837 -fno-trapping-math. Change documentation for -ffast-math.
838 * jump.c (reversed_comparison_code_parts): Likewise.
839 (rtx_equal_for_thread_p): Likewise.
840 * optabs.c (emit_conditional_move): Likewise.
841 * simplify-rtx.c (simplify_binary_operation): Likewise.
842 (simplify_relational_operation): Likewise.
843 (simplify_ternary_operation): Likewise.
844 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
845 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
846 Add trapping-math and unsafe-math-optimizations entries to f_options.
847 (set_fast_math_flags): New, sets flags for -ffast-math.
848 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
849 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
850 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
852 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
853 (alpha_emit_conditional_move): Initialize local_fast_math to
854 flag_unsafe_math_optimizations, not flat_fast_math.
855 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
856 instead of setting flag_fast_math to 1.
857 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
859 * config/i386/i386.c (override_options): Likewise
860 * config/i386/i386.md: Likewise.
861 * config/m68k/m68k.md: Likewise.
862 * config/mips/mips.md: Likewise.
863 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
864 (rs6000_generate_compare): Likewise.
866 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
868 * Makefile.in: Set RANLIB to @RANLIB@.
871 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
873 * fixinc/inclhack.def (djgpp_wchar_h): New test.
874 * fixinc/fixincl.x: Regenerated.
876 2001-03-07 Richard Henderson <rth@redhat.com>
878 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
880 2001-03-07 Richard Henderson <rth@redhat.com>
882 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
883 of block notes and exception handling notes.
885 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
886 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
887 (compile_file): ... here.
889 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
891 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
893 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
894 config.h now. Include libiberty.h to handle alloca.
896 2001-03-06 Zack Weinberg <zackw@stanford.edu>
898 * c-parse.in (yylexname): New function, split out of _yylex.
899 (objc_rid_sans_at): New table.
900 (init_reswords): Initialize it.
901 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
902 retrieving the next token and checking it for significance as
903 an ObjC keyword or string constant.
905 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
906 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
908 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
911 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
913 * config/m68k/m68k.c (const_uint32_operand): Accept any
914 const_int on a 32-bit host.
916 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
918 * objc/objc-act.c (init_objc): Set save_lang_status,
919 restore_lang_status, and mark_lang_status.
921 2001-03-06 Krister Walfridsson <cato@df.lth.se>
923 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
925 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
927 * cppinternals.texi: Update.
929 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
931 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
932 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
933 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
934 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
935 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
936 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
937 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
938 config/i386/xm-i386.h, config/i860/xm-i860.h,
939 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
940 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
941 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
942 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
943 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
944 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
945 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
946 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
947 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
948 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
949 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
950 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
951 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
952 match the defaults provided in hwint.h.
954 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
955 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
957 * config.gcc (xm_file): Don't set to files which are deleted.
959 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
960 guard this file against these macros being undefined.
962 2001-03-06 Zack Weinberg <zackw@stanford.edu>
964 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
965 and DECL_DEFER_OUTPUT on the decl we create, before calling
966 rest_of_decl_compilation.
968 2001-03-06 Zack Weinberg <zackw@stanford.edu>
970 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
972 * configure, config.in: Regenerate.
973 * config.gcc: Remove references to deleted files.
975 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
976 genrecog.c, rtl.c: Do not use alloca anywhere.
978 * Makefile.in, build-make, system.h, config/x-interix,
979 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
980 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
981 config/arc/xm-arc.h, config/arm/xm-arm.h,
982 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
983 config/h8300/xm-h8300.h, config/i370/x-oe,
984 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
985 config/i386/x-ncr3000, config/i386/x-sco5,
986 config/i386/xm-dgux.h, config/i860/x-sysv4,
987 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
988 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
989 config/m68k/x-hp320g, config/m69k/x-mot3300,
990 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
991 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
992 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
993 config/m88k/x-sysv4, config/m88k/x-tekXD88,
994 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
995 config/mips/x-iris, config/mips/x-iris3,
996 config/mips/x-sni-svr4, config/mips/x-sysv,
997 config/mips/xm-iris6.h, config/mips/xm-mips.h,
998 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
999 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1000 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1001 config/pa/xm-papro.h, config/romp/xm-romp.h,
1002 config/rs6000/x-aix31, config/rs6000/x-aix41,
1003 config/rs6000/x-beos, config/rs6000/x-lynx,
1004 config/rs6000/x-mach, config/rs6000/x-rs6000,
1005 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1006 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1007 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1008 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1009 config/vax/xm-vms.h: Eradicate all references to alloca and
1012 * config/xm-alloca.h, config/clipper/x-clix,
1013 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1014 config/i860/x-sysv3, config/m88k/x-sysv3,
1015 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1016 (contained only alloca related hacks).
1018 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1021 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1023 * invoke.texi: Document __FAST_MATH__.
1025 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1027 * crtstuff.c: Restore include of auto-host.h.
1029 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1031 Put main() in a separate file, so that the language
1032 front-end can use a different main().
1035 * toplev.c: (main): Rename as toplev_main.
1036 * toplev.h: Declare toplev_main.
1037 * Makefile.in (OBJS): add toplev.o.
1038 (BACKEND): remove toplev.o, add main.o.
1040 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1042 * cppfiles.c (search_from): Special case the empty string.
1044 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1046 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1047 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1048 strlen or strcpy; we already know the length.
1049 (_cpp_compare_file_date): Similarly.
1050 * cpphash.h (struct cpp_reader): Delete done_initialising.
1051 (CPP_PREV_BUFFER): Delete.
1052 * cppinit.c (cpp_start_read): Don't set done_initialising.
1053 * cpplex.c (parse_string): Guarantee null-termination.
1054 (_cpp_equiv_toklists): Remove.
1055 * cpplib.c (glue_header_name): Null-terminate.
1056 (do_line): Don't leak memory.
1057 * cpplib.h (BT_WEAK): Delete.
1058 * cppmain.c (cb_ident): Strings are now null-terminated.
1060 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1062 * gcc.c (convert_filename): Append executable suffix
1063 if NO_AUTO_EXE_SUFFIX is not defined.
1064 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1065 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1067 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1069 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1070 * c-parse.gperf, c-gperf.h: Delete.
1071 (c-gperf.h was accidently re-added to the CVS repo in the rev
1072 1.16 commit by tromey)
1074 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1076 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1077 macro arguments when looking for the '('.
1078 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1079 2 when really parsing arguments; 1 when looking for '('.
1080 Always restore the lexer position.
1082 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1084 * longlong.h (umul_ppmm): Don't use a multiline string.
1086 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1088 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1089 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1090 t_bool in declaration because pcc can't combine volatile with typedef
1093 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1095 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1096 until when it is really needed.
1097 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1098 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1099 * i386.md (float?i?f splitter): Don't force source operand to memory
1101 (sse_movdfcc): Fix constraint.
1102 (sse_movdfcc splitter): Handle properly the second alternative.
1104 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1106 * cpplex.c (parse_string): Unconditionally pedwarn.
1108 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1111 * cppexp.c (parse_number): Update.
1112 * cpplex.c (parse_string): Pedwarn if multiline string does not
1113 result from a system header's macro.
1114 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1115 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1116 for function-like macros too.
1117 * c-lex.c (lex_number): Update.
1119 2001-03-03 Richard Henderson <rth@redhat.com>
1121 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1123 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1125 * combine.c (try_combine): If split with mode-changed scratch
1126 register didn't work, try the original mode.
1128 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1130 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1131 * config/c4x/c4x.h: Likewise.
1132 * stor-layout.c (compute_record_mode): Likewise.
1133 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1135 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1137 * configure.in: Kill tm.h. Include the files in the $tm_file
1138 list in all three of config.h, hconfig.h, tconfig.h, after the
1139 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1140 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1141 * configure: Regenerate.
1142 * Makefile.in (clean): Don't delete tm.h.
1144 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1145 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1146 those are not defined, set SEC and FEC to 0 and 1.
1147 * gcc.texi: Update to match.
1149 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1150 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1151 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1152 Include tconfig.h, not tm.h.
1154 * config/xm-lynx.h, config/xm-std32.h,
1155 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1156 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1157 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1158 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1159 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1160 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1161 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1162 config/i386/xm-i386.h, config/i860/xm-i860.h,
1163 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1164 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1165 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1166 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1167 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1168 config/pa/xm-linux.h, config/pa/xm-pa.h,
1169 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1170 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
1171 config/pj/xm-pj.h, config/romp/xm-romp.h,
1172 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1173 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1174 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1175 config/v850/xm-v850.h, config/vax/xm-vax.h,
1176 config/we32k/xm-we32k.h:
1178 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
1180 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
1181 config/i370/xm-oe.h: Don't include tm.h. Don't define
1183 * config/vax/xm-vms.h: Don't include tm.h.
1185 * config/xm-lynx.h, config/avr/xm-avr.h,
1186 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
1187 Delete; made empty by above changes.
1188 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1189 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
1190 Don't include config/xm-lynx.h or tm.h.
1192 * config/xm-gnu.h: Don't include fcntl.h.
1193 * config/sparc/xm-lynx.h: Don't include sys/types.h and
1195 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
1197 2001-03-02 Richard Henderson <rth@redhat.com>
1199 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
1200 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
1202 2001-03-02 Richard Henderson <rth@redhat.com>
1204 * Makefile.in (OBJS): Add dwarf2asm.o.
1205 * dwarf2asm.c, dwarf2asm.h: New files.
1206 * dwarf2out.c (*): Use them.
1207 (size_of_uleb128, size_of_sleb128): Remove.
1208 (output_uleb128, output_sleb128): Remove.
1209 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1210 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1211 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1212 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1213 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1214 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1215 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1216 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1217 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1218 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1219 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1220 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1221 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1222 (dwarf2out_frame_debug): Remove unused variables.
1223 (output_loc_operands): Don't abort on 8 byte constants if
1224 host integers are wide enough.
1225 (output_symbolic_ref): Remove.
1226 (size_of_die): Don't assume 4 byte host integers.
1227 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1229 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1230 something stupid with HOST_WIDE_INT to long truncation.
1231 [CONST_DOUBLE]: Likewise.
1233 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1234 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1235 * config/arm/unknown-elf.h: Likewise.
1236 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1237 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1238 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1239 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1240 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1241 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1242 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1243 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1244 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1245 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1246 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1247 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1249 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1251 * cselib.c (hash_rtx): Cast enums to unsigned int.
1253 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1255 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1256 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
1258 * c-format.c (C_STD_VER): Cast to int for comparisons.
1259 (check_function_format): Cast various enums to int for &.
1260 (maybe_read_dollar_number): Likewise.
1261 (check_format_info): Likewise.
1262 (check_format_info_main): Likewise.
1263 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1264 (safe_from_p): Likewise.
1265 * varasm.c (const_hash): Cast enum to int for %.
1266 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1267 pcc enum problems with < and ++ operators.
1268 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1269 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1270 (regclass_init): Change enum class to int to iterate over reg_classes.
1271 * genrecog.c (merge_trees): Cast enums for comparison.
1272 * rtl.h (GET_CODE): Cast to enum rtx_code.
1273 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1274 (GET_MODE): Cast to enum machine_mode.
1275 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1276 (GET_NOTE_INSN_NAME): Cast enum to int.
1277 * tree.h (TREE_CODE): Cast to enum tree_code.
1278 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1279 * timevar.c (timevar_print): Change loop variable id from enum to
1281 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1282 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1283 * toplev.c (compile_file): Cast enum DFI to int.
1284 (decode_d_option): Likewise.
1286 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1288 * cppinit.c (append_include_chain): Mark "after" include file name list
1289 as a system directory.
1290 * cpp.texi: Document new behavior.
1292 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
1294 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
1296 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
1298 * cppfiles.c (struct include_file): Update.
1299 (stack_include_file): Use search_from.
1300 (cpp_included, find_include_file): Update.
1301 (cpp_execute_include): Update. ptr->name may not be
1302 null terminated. Use the new search_from member variable
1304 (_cpp_compare_file_date): Similarly.
1305 (search_from): New function, similiar to actual_directory.
1306 (actual_directory): Delete.
1307 (remap_filename): Update. loc->name may not be null terminated.
1308 (struct file_name_list): Rename search_path. Update.
1309 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
1310 search_from and dir.
1311 (struct cpp_reader): Remove actual_dirs.
1312 * cppinit.c (struct cpp_pending): Update for renamed objects.
1313 (append_include_chain, remove_dup_dir, remove_dup_dirs,
1314 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
1315 * cpplib.h (struct cpp_options): Similarly.
1317 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1319 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1320 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1321 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1322 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1323 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1324 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1325 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1326 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1327 config/i370/xm-oe.h, config/i386/xm-aix.h,
1328 config/i386/xm-i386.h, config/i386/xm-osf.h,
1329 config/i860/xm-i860.h, config/i960/xm-i960.h,
1330 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1331 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1332 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1333 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1334 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1335 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1336 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1337 config/pj/xm-pj.h, config/romp/xm-romp.h,
1338 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1339 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1340 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1341 config/v850/xm-v850.h, config/vax/xm-vax.h,
1342 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1343 Do not define TRUE or FALSE.
1345 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1346 empty by above change.
1347 * config.gcc: Remove references to these files.
1349 * configure.in: Detect stdbool.h.
1350 * configure, config.in: Regenerate.
1351 * system.h: Include stddef.h here if available.
1352 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
1353 Then set up a sensible boolean type at the very end.
1355 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1356 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
1358 * hash.h: Delete 'boolean' typedef and related #undefs.
1360 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
1361 all uses of 'boolean' with 'bool'.
1363 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1365 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
1366 * cppexp.c (lex): Cast enums for comparison.
1367 * cppinit.c (parse_option): Cast enum for comparison.
1368 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
1369 (cpp_output_token): Likewise.
1370 (cpp_can_paste): Cast enums for comparsion and plus/minus.
1371 (cpp_avoid_paste): Cast enums for minus and comparison.
1373 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1375 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
1376 field to all array elements.
1378 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1380 * cpphash.h (struct cpp_reader): Add print_version field.
1381 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
1382 just set print_version and other flags as appropriate.
1383 (cpp_post_options): Print version here if print_version is set.
1385 * toplev.c (exit_after_options): New flag.
1386 (independent_decode_option): Don't exit here; just set
1388 (main): Exit after calling lang_hooks.post_options if
1389 exit_after_options is true.
1391 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
1392 (merge_include_chains): Adjust comment to match code.
1394 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1396 * stringpool.c (set_identifier): New function.
1397 * tree.h: Prototype it.
1399 * c-parse.in: Kill D_YES. If compiled for objc, call
1400 save_and_forget_protocol_qualifiers from init_reswords.
1401 * objc/objc-act.c (remember_protocol_qualifiers,
1402 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
1403 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
1405 (save_and_forget_protocol_qualifiers): New function.
1406 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
1408 2001-03-01 Diego Novillo <dnovillo@redhat.com>
1410 * c-semantics.c (prune_unused_decls): Return error_mark_node
1411 instead of (tree) 1 to stop traversing the tree chain.
1413 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1415 Fix a problem introduced by Kenner's Feb 18 change.
1416 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
1417 flag_cse_skip_blocks only temporarily, not for ever.
1419 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
1421 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
1422 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
1424 * pa.c (emit_move_sequence): Verify operand0 is a hard register
1425 before determining its register class.
1427 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1429 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
1430 from reg 4 if current_function_calls_setjmp.
1431 (gen_nop_type): New function.
1432 (ia64_emit_nops): New function.
1433 (ia64_reorg): Call it.
1434 (ia64_sched_reorder): Move code that rotates bundles up a bit.
1436 * reload1.c (eliminate_regs_in_insn): Restrict the special case
1437 code not to try to optimize adds with anything but a REG destination.
1439 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
1440 (INSN_PRIORITY_KNOWN): New accessor macro.
1441 * haifa-sched.c (priority): Use it instead of testing priority against
1444 2001-02-28 DJ Delorie <dj@redhat.com>
1446 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
1447 since that doesn't work the way gcc wants on a generic m68k.
1449 2001-02-28 Richard Henderson <rth@redhat.com>
1451 * caller-save.c (save_call_clobbered_regs): Fix typo in
1452 comparison last change.
1454 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
1456 * i386.c (pentium4_cost): New.
1457 (m_PENT4): New macro.
1458 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
1459 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
1460 x86_integer_DFmode_moves, x86_partial_reg_dependency,
1461 x86_memory_mismatch_stall): Add Pentium4
1462 (x86_use_q_reg, x86_use_any_reg): Kill.
1463 (override_options): Add pentium4.
1464 (incdec_operand): Return 0 for pentium4.
1465 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
1466 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
1467 (TARGET_PENTIUM4): Define.
1468 (enum processor_type): Add PROCESSOR_PENTIUM4.
1469 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
1470 * i386.md (attribute "cpu"): Add pentium4.
1471 * invoke.texi (march): Add pentium4.
1473 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
1475 * i386.md (sse_mov?fcc*): New patterns and splitters.
1476 * i386.c (ix86_expand_movcc): Work post-reload; recognize
1477 the SSE based conditional moves.
1479 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
1481 * i386.md (attribute mode): Add "TI".
1482 (movsf_1): Add pxor support; remove constant propagation splitter.
1483 (movdf_integer): Likewise.
1484 (movdf_nointeger): Likewise.
1485 (movxf constant prop splitter): Handle all modes; update for SSE.
1486 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
1487 * i386.c (standard_80387_constant_p): Rewrite.
1488 (standard_sse_constant_p): New.
1489 * i386-protos.h (standard_sse_constant_p): New.
1491 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
1493 * i386.md (sse_setccsf, sse_setccdf): New.
1494 (sse_cmp* patterns): Use '%D' instead of outputtting condition
1496 * i386.c (sse_comparison_operator): Accept the supported unordered
1497 comparses; be ready for fast_math.
1498 (print_operand): Support 'D'.
1500 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
1502 * jump.c (reversed_comparison_code): Kill.
1504 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
1506 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
1509 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
1511 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
1512 add missing '%' in constraints.
1514 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
1516 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
1517 for HOST_BITS_PER_WIDE_INT == 32 too.
1519 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
1521 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
1523 (insert_save, insert_restore): New parameter save_mode.
1524 (init_caller_save): Update initialization of reg_save_code
1525 and reg_restore_code.
1526 (save_call_clobbered_regs): Compute save_modes and update calls to
1527 reg_save_code and reg_restore_code.
1528 (insert_restore): Unsignetize numbers; use save_modes to choose mode
1529 of spill; update use of reg_restore_code.
1530 (insert_save): Likewise.
1531 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1532 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1533 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1535 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1537 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
1538 noce_try_store_flag_inc, noce_try_store_flag_mask,
1539 noce_try_cmove_arith):
1540 Use reversed_comparison_code instead of reverse_comparison and
1541 can_reverse_comparison_p.
1543 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
1545 * jump.c (reversed_comparison_code_parts): Allow reversal of
1546 unordered compares in -ffast-math mode; reverse ordered compares
1547 for FP even w/o -ffast-math.
1549 2001-02-27 Richard Henderson <rth@redhat.com>
1551 * print-rtl.c (print_rtx) [i]: Don't print field five on
1552 NOTEs other than NOTE_INSN_DELETED_LABEL.
1554 2001-02-27 Zack Weinberg <zackw@stanford.edu>
1556 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
1557 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
1559 2001-02-27 Diego Novillo <dnovillo@redhat.com>
1561 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
1562 even if walk_subtrees is 0.
1563 * c-semantics.c (prune_unused_decls): Return a non-null value to
1564 stop traversing the tree chain.
1566 2001-02-27 DJ Delorie <dj@redhat.com>
1568 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
1569 register, *then* define it as the new CFA.
1571 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
1573 * pa.c (override_options): Promote -fpic to -fPIC.
1574 (legitimize_pic_address): Simplify due to removal of
1575 small PIC as a code generation option.
1576 (secondary_reload_class): Similarly.
1577 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1578 (PRINT_OPERAND_ADDRESS): Similarly.
1579 * pa.md (various patterns): Similarly.
1580 (small pic lo_sum pattern): Remove.
1582 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
1585 * md.texi (min, max): Document
1587 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
1589 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
1590 TARGET_PARTIAL_REG_DEPENDENCY.
1591 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
1593 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
1595 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
1597 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
1599 * mips.c (mips_make_temp_file): Fix thinko in last change.
1601 2001-02-26 Jason Eckhardt <jle@redhat.com>
1603 * combine.c (known_cond): Do not reverse the condition when
1604 SMAX/UMAX is being considered and the condition is for equality
1607 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
1609 2001-02-26 Philip Blundell <philb@gnu.org>
1611 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1613 * config/arm/linux-elf.h: Remove historical relics related to
1614 above configurations.
1615 * config/arm/linux-oldld.h: Delete.
1616 * config/arm/linux-elf26.h: Delete.
1618 2001-02-26 Jason Merrill <jason@redhat.com>
1620 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
1622 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
1623 recognize a tentative definition. Lose obsolete code.
1625 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
1626 variables unless necessary, either.
1628 2001-02-25 Richard Henderson <rth@redhat.com>
1630 * ifcvt.c (struct noce_if_info): Add test_bb.
1631 (noce_get_alt_condition): New.
1632 (noce_try_minmax, noce_try_abs): New.
1633 (noce_operand_ok): New.
1634 (noce_process_if_block): Use them.
1635 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
1637 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
1639 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
1642 2001-02-25 Zack Weinberg <zackw@stanford.edu>
1644 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
1645 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
1647 (mips_asm_file_end): Free temp_filename here.
1649 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1651 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
1652 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
1654 * config/i386/i386.md (movstrsi): Handle FAIL case.
1656 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
1658 * cppinit.c (builtin_array): Update.
1659 (init_builtins): Flag builtins to warn if redefined or
1660 undefined. Define __GXX_WEAK as a normal macro.
1661 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
1662 * cpplib.h (NODE_WARN): New flag.
1663 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
1664 Handle __STDC__ as a builtin only on Solaris.
1665 (warn_of_redefinition): Renamed from check_macro_definition.
1666 Reverse sense of test. Always warn if NODE_WARN.
1667 (_cpp_create_definition): Use warn_of_redefinition. Flag
1668 any macro beginning with "__STDC_" to require a mandatory
1669 warning if redefined or undefined.
1671 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1673 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
1674 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
1675 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
1676 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
1677 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
1678 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
1679 Don't define any of:
1680 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
1681 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
1682 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
1683 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
1684 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
1686 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
1687 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
1690 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
1691 Delete now-empty file.
1693 * alpha/vms.h: Define NEED_ATEXIT here...
1694 * alpha/xm-vms.h: ...not here.
1696 * i386/cygwin.h: Don't define PARAMS.
1697 * mips/mips.c: Don't prototype mktemp. Don't define
1698 P_tmpdir. Use make_temp_file to create temporary files.
1699 Don't be clever and delete temporary files early.
1700 * config.gcc: Drop references to deleted files. Don't define
1702 * gcc.texi: Don't mention USE_PROTOTYPES.
1704 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1706 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
1707 (ix86_set_move_mem_attrs_1): Likewise.
1708 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
1709 * config/i386/i386.md (movstrsi): Call it.
1711 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1713 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
1714 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
1715 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
1716 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
1718 (i750a-*-*): Error here if hosting on i750a.
1719 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
1721 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
1722 Remove (empty modulo comments).
1724 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
1725 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
1726 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
1727 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
1728 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
1729 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
1731 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
1732 Remove reference to winnt.h in comment.
1733 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
1735 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1737 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
1738 used to set another biv.
1740 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1742 * tree.h (BLOCK_DEAD): New macro.
1743 (struct tree_block): New flag, dead_flag.
1744 * print-tree.c (print_node, case 'b'): Print missing fields.
1745 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
1746 * function.c (identify_blocks): Enable test for misplaced notes.
1747 (all_blocks): Skip BLOCK_DEAD blocks.
1748 * integrate.c (integrate_decl_tree): Likewise.
1750 * errors.c (internal_error, trim_filename): New functions.
1751 (fancy_abort): Call internal_error.
1752 * errors.h (internal_error, trim_filename): New declarations.
1754 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
1756 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
1758 (EXTRA_CONSTRAINT): Formatting changes.
1760 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1762 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
1764 2001-02-23 Per Bothner <per@bothner.com>
1766 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
1767 so they can be called from java/jvspec.c.
1768 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
1770 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
1772 * i386.c (ix86_frame): New structure.
1773 (ix86_compute_frame_size): Kill.
1774 (ix86_compute_frame_layout): New.
1775 (ix86_save_reg): New.
1776 (ix86_can_use_return_insn_p): Use frame layout stuff.
1777 (ix86_expand_prologue): Likewise.
1778 (ix86_expand_epilogue): Likewise.
1779 (ix86_initial_elimination_offset): Likewise.
1780 (ix86_nsaved_regs): Use ix86_save_reg.
1781 (ix86_emit_save_regs): Likewise.
1783 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
1785 * flow.c (find_sub_basic_blocks): New function.
1786 (split_block): Be ready for basic block introduced by CODE_LABEL.
1787 (commit_one_edge_insertion): Call find_sub_basic_block.
1789 * flow.c (make_edges): Add edge from entry for blocks starting with
1790 label having ALTERNATE_NAME
1792 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
1794 * function.c (epilogue_done): Be ready for first basic block not
1795 containing PROLOGUE_END note.
1796 (reposition_prologue_and_epilogue_notes): Avoid placing
1797 PROLOGUE_END note between BASIC_BLOCK.
1799 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
1801 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
1803 2001-02-21 DJ Delorie <dj@redhat.com>
1805 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
1806 check for current_function_has_nonlocal_goto from 1999-11-12.
1808 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1810 * diagnostic.c (trim_filename): No longer static.
1811 * toplev.h (trim_filename): Declare.
1812 * rtl.c (rtl_check_failed_bounds): Call internal_error.
1813 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
1814 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
1815 (rtvec_check_failed_bounds): Likewise.
1816 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
1818 * convert.c (convert_to_integer): Don't do unsigned unless result or
1819 both inputs are unsigned.
1821 * fold-const.c (fold_convert): Don't call size_int_type_wide if
1824 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
1826 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
1828 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
1830 * Makefile.in (resource.o): Add params.h dependence.
1831 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
1832 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
1833 * resource.c: Add dependence on params.h.
1834 (current_live_regs): Fix explanatory comment.
1835 (find_basic_block): Add new parameter to permit limiting search
1837 (mark_target_live_regs): Add new argument to find_basic_block call.
1838 (incr_ticks_for_insn): Likewise.
1840 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1842 * diagnostic.c (output_to_stream): Rename to
1843 output_buffer_to_stream. Loses the stream parameter.
1844 (init_output_buffer): Set diagnosic_buffer's stream.
1845 (flush_diagnostic_buffer): Adjust.
1846 (default_print_error_function): Likewise.
1847 (finish_diagnostic): Likewise.
1848 (verbatim): Likewise.
1850 * diagnostic.h (struct output_buffer): Add `stream' field.
1851 (output_buffer_attached_stream): New macro.
1853 2001-02-23 Jakub Jelinek <jakub@redhat.com>
1855 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
1856 check if either operand is divisible by C.
1857 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
1858 If type is signed, consider negative numbers as well.
1860 2001-02-22 Richard Henderson <rth@redhat.com>
1862 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
1863 reach .text instead of gp-relative relocs.
1864 * config/ia64/crtend.asm (.init): Likewise.
1866 2001-02-22 Andreas Jaeger <aj@suse.de>
1868 * extend.texi (C++ Attributes): Fix typo.
1870 2001-02-21 David Mosberger <davidm@hpl.hp.com>
1872 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
1873 functions, drop current_function_args_info.words test.
1874 (ia64_compute_frame_size): Mark syscall_linkage functions as
1875 using eight input registers.
1877 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
1878 Bruce Korb <bkorb@gnu.org>
1880 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
1881 * fixinc/README: Document how to convert sed substitutions
1882 to format style c_fix-es.
1883 * fixinc/fixincl.x: regen
1885 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
1887 * gcc.c: Add comment explaining how to add a command-line option.
1888 Add title to specs language comment.
1890 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1892 * gcc.c (cc1_options): Add "-param".
1893 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
1894 (option_map): Likewise.
1895 * toplev.c (display_help): Add entry for "--param".
1896 (independent_decode_option): Fix typographical error.
1898 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
1899 Bernd Schmidt <bernds@redhat.com>
1900 Jan Hubicka <jh@suse.cz>
1902 * i386.c (function_arg_advance): Pass SSE arguments in registers.
1903 (function_arg): Likewise.
1905 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
1907 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
1909 2001-02-21 Kazu Hirata <kazu@hxi.com>
1911 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
1915 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
1917 * flow.c (init_propagate_block_info): Canon address and use single_set
1918 for killing dead memory stores.
1920 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1922 * Makefile.in (reorg.o): Add params.h dependence.
1923 * params.def: Fix typographical error in comment.
1924 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1925 * params.h: Modify introductory comment.
1926 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1927 * reorg.c: Add dependence on params.h.
1928 (redundant_insn): Add parameterized throttle for search.
1929 (fill_simple_delay_slots): Add a comment explaining a variable.
1930 Move conditional out of loop, simplifying code.
1931 (fill_eager_delay_slots): Fix typographical error in comment.
1933 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
1935 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
1937 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
1938 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
1940 2001-02-21 Jason Merrill <jason@redhat.com>
1942 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
1943 (struct tree_decl): Add uninlinable bitfield.
1944 * c-decl.c (duplicate_decls): Set it.
1945 * integrate.c (function_cannot_inline_p): Check it.
1947 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
1948 DW_AT_MIPS_linkage_name to abstract methods.
1949 (dwarf2out_abstract_function): Emit class context before calling
1950 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
1951 (gen_subprogram_die): Remove obsolete code.
1952 (gen_member_die): Don't include clones in the member list.
1953 (gen_decl_die): Emit abstract info for clone origin.
1954 * dwarfout.c (output_type): Don't include clones in the member list.
1955 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
1956 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
1957 DECL_ABSTRACT on a function that already has it set.
1959 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
1960 (get_subprogram_die): Pass it in.
1962 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
1964 * flow.c (mark_set_1): Make not_dead unsigned long. For
1965 non-pseudos, use it as a bitmask of the hard regs that
1968 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
1970 * cppfiles.c: Update comments.
1971 (_cpp_read_file): Don't check for NULL filenames any more.
1972 * cppinit.c (cpp_start_read): Don't do canonicalization of
1973 in_fname and out_fname. Use the passed file name exclusively.
1974 (_cpp_handle_options): Don't treat "-" as a command line option,
1975 but as a normal filename.
1976 (_cpp_post_options): Canonicalize in_fname and out_fname.
1977 * cppmain.c (printer_init): Don't check out_fname for NULL.
1978 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
1979 (init_c_lex): Update, and use "" to represent stdin to CPP.
1982 2001-02-20 Will Cohen <wcohen@redhat.com>
1984 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
1985 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
1986 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
1989 2001-02-20 Stan Shebs <shebs@apple.com>
1991 * config/rs6000/rs6000.c (output_cbranch): Output branches
1992 on separate lines instead of using ';' to separate.
1994 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
1996 * cppinit.c (set_lang): Move builtin handling to...
1997 (init_builtins): ...here.
1998 (_cpp_create_reader): Move call to set_lang.
2000 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2002 * stmt.c (expand_return): If an attempt is made to return the
2003 error_mar_node, treat the return like a return without a value.
2005 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2007 * sibcall.c (skip_copy_to_return_value): Call
2008 identify_call_return_value here, and return orig_insn if it
2009 returns zero. Hardret and softret arguments now unnecessary.
2010 (call_ends_block_p): Don't call identify_call_return_value here.
2012 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2014 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2015 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2017 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2019 * pa.c (move_operand): Accept code to load the address of a
2020 symbol out of the DLT as a valid move operand.
2021 (print_operand, case 'A'): New to handle generating a DLT
2022 reference for a LO_SUM expression.
2023 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2024 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2026 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2028 * README, cpp.texi, gcc.texi, version.c: Update version number to
2030 * cpp.1, gcov.1, gcc.1: Regenerate.
2032 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2034 * cppfiles.c (stack_include_file): Generate dependencies
2035 here, and manage include_count here too.
2036 (PRINT_THIS_DEP): Delete.
2037 (_cpp_execute_include): Do not generate dependencies here,
2038 apart from the case of a missing header. Do not manage
2040 (_cpp_read_file): Leave dependency generation to
2043 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2045 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2046 target_cpu_default. Remove dead assignment to
2049 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2051 * regclass.c (contains_reg_of_mode): Make global.
2052 (init_reg_sets): Remove contains_reg_of_mode; take into account
2053 CLASS_MAX_NREGS when looking for the proper mode.
2054 (dump_regclass): Dump only classes considered for the pseudo.
2055 (regclass): Use contains_reg_of_mode.
2057 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2059 * gcc.c (do_spec_1): 'n' for printing notices.
2060 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2062 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2064 * reg-stack.c (next_flags_user): Use current_block->end
2065 (swap_rtx_condition): Look for next user if flags don't die;
2066 give up on CALL_INSNs; use current_block->end.
2068 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2070 * sibcall.c (call_ends_block_p): New function.
2071 (optimize_sibling_and_tail_recursive_call): Use it.
2073 2001-02-18 Kazu Hirata <kazu@hxi.com>
2075 * config/h8300/h8300.md: Update copyright.
2076 (andsi3): Do not output an extra newline character.
2078 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2080 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2081 FNDECL may be unused.
2083 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2084 follow jumps after first run.
2085 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2086 it doesn't change any jumps.
2088 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2090 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2091 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2092 (mostlyclean): Corresponding changes.
2093 * rtlanal.c (hard-reg-set.h): Include.
2094 (rtx_unstable_p): Do not treat the argument pointer specially
2095 if it is not a fixed register.
2096 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2098 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2100 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2101 against last real insn in basic block.
2102 Rework to avoid gotos.
2104 * Makefile.in (gcse.o): Now includes ggc.h.
2105 * gcse.c: Include ggc.h.
2106 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2107 (try_replace_reg): Remove warning of uninitialize variable.
2108 (process_insert_insn): Call invalid_insn_p to validate insn.
2109 * recog.c (insn_invalid_p): Now global.
2110 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2111 * recog.h (insn_invalid_p): New declaration.
2113 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2115 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2116 assignments from FP constants since 'Y' output code can't handle it.
2117 (eligible_for_sibcall_delay): Likewise.
2119 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2120 Call fancy_abort directly, passing args.
2121 (print_rtl_and_abort): Now a macro, like fancy_abort.
2123 * final.c (output_operand_lossage): Use internal_error, not error.
2125 2001-02-18 Shane Nay <shane@agendacomputing.com>
2127 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2128 structure shift insns.
2130 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2132 * invoke.texi (-fsquangle): Remove documentation.
2133 (-fname-mangling-version): Likewise.
2135 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2137 * optabs.c (expand_abs): Remove reference to
2138 HAVE_contitional_arithmetic.
2139 * combine.c (simplify_set): Likewise.
2141 2001-02-18 Richard Henderson <rth@redhat.com>
2143 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2146 2001-02-18 Richard Henderson <rth@redhat.com>
2148 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2150 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2152 * reload1.c (reload_cse_simplify_set): Fix typo.
2154 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2156 * diagnostic.c (_fatal_insn): Decrement errorcount.
2158 * invoke.texi (-I): Add note avoiding use for system header files.
2160 * rtl.h (add_clobbers): Remove duplicate declaration.
2161 * recog.h (added_clobbers_hard_reg_p): New declaration.
2162 * genemit.c (struct clobber_pat): New field has_hard_reg.
2163 (gen_insn): Record if added clobbers clobber hard reg.
2164 (gen_split): Avoid unused warning if number of operands is 0.
2165 (output_added_clobbers_hard_reg_p): New function.
2168 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2170 * pa.c (hppa_expand_prologue): Simplify code storing return
2171 pointer. For large (>=8k) frames with a post_store, adjust stack
2172 pointer by 8k-64 first rather than by 64. When testing with
2173 VAL_14_BITS_P, always use the actual value rather than the value
2174 negated. Add blockage to prevent scheduling of spills before
2175 stack frame has been created.
2176 (hppa_expand_epilogue): Simplify code loading return pointer.
2177 Allow a slightly larger range for merge_sp_adjust_with_load case.
2178 When testing with VAL_14_BITS_P, always use the actual value.
2180 * pa.c (pa_adjust_insn_length): Check that block move
2181 pattern is a set before looking at operands.
2183 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2185 * fold-const.c (fold_binary_op_with_conditional_arg): New
2186 function, split out from ...
2188 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2189 conditional arms that throw exceptions.
2191 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2194 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2196 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2197 define HAVE_DECL_* to 1 to mask potential backup declarations.
2198 * configure: Regenerated.
2200 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2202 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
2204 2001-02-17 Richard Henderson <rth@redhat.com>
2206 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2207 when replacing a memory load with a register.
2209 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2210 Jan Hubicka <jh@suse.cz>
2212 * recog.c (validate_replace_src_1): New.
2213 (validate_replace_src_data): Likewise.
2214 (validate_replace_src): Use note_uses.
2215 * rtl.h (note_uses): Declare.
2216 * rtlanal.c (note_uses): New.
2218 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
2220 * reg-stack.c (stack_def): Make field reg unsigned.
2221 (remove_regno_note): Unsignetize parameter.
2223 2001-02-16 Jes Sorensen <jes@linuxcare.com>
2225 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
2226 shladd_operand() call.
2228 2001-02-16 Bruce Korb <bkorb@gnu.org>
2229 Rodney Brown <RodneyBrown@mynd.com>
2231 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2232 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2233 machine restrictions
2234 * fixinc/fixincl.x: regen
2236 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2238 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
2240 (hash_scan_insn): Clean up calls to hash_scan_set.
2241 (compute_kill_rd): REGNO now unsigned.
2242 (try_replace_reg): Rework to use simplify_replace_rtx.
2243 (cprop_jump, cprop_cc0_jump): Likewise.
2244 (cprop_insn): Call find_reg_equal_equiv_note.
2245 Reflect changes to cprop_jump and cprop_cc0_jump.
2247 * recog.c (validate_replace_src): Replace in operands of
2248 ZERO_EXTRACT in SET_DEST.
2250 * cse.c (new_label_ref): New variable.
2251 (insert): Set it instead of recorded_label_ref.
2252 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
2253 CODE_LABEL for this function, and not already in REG_LABEL note.
2255 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
2257 * resource.c (mark_referenced_resources): Fix typo in introductory
2259 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
2262 2001-02-16 Jason Merrill <jason@redhat.com>
2264 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2266 (gen_subprogram_die): Don't abort on seeing a second definition if
2267 the previous one was abstract. Don't replace an abstract instance
2268 in the lookup table.
2270 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2271 gen_abstract_function.
2272 * dwarf2out.h: Declare it.
2273 * toplev.c (note_outlining_of_inline_function): New fn.
2274 * toplev.h: Declare it.
2275 * integrate.c (output_inline_function): Call it.
2276 * c-decl.c (duplicate_decls): Call it when redefining an extern
2277 inline. Don't inline the new defn.
2279 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2281 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2283 * .gdbinit: Rename to gdbinit.in.
2284 * gdbinit.in: New file,
2285 * configure.in: Generate .gdbinit from gdbinit.in.
2286 * configure: Regenerated.
2287 * Makefile.in (distclean): Always remove .gdbinit.
2289 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2291 * objc/objc-act.c (start_class): Register implemented_classes with
2294 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2296 * cppfiles.c (_cpp_make_system_header): Generate a file
2299 2001-02-15 Jim Meyering <meyering@lucent.com>
2301 * Makefile.in (install-common): Don't depend on installdirs here.
2302 Instead, make each of the lang.install-common targets (e.g.,
2303 c++.install-common in cp/Make-lang.in) depend on it.
2304 (install-driver): Depend on installdirs.
2306 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2308 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2310 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2313 2001-02-15 Mark Mitchell <mark@codesourcery.com>
2315 * invoke.texi (--param): Document.
2317 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
2319 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2321 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
2323 * i386.md (extendsfdf2_2): Fix constraints.
2325 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
2327 * i386.md (fop_df_3 splitter): Fix operand number.
2329 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
2331 * invoke.texi (-mreg-alloc): Nuke.
2332 * i386.c (ix86_reg_alloc_order, regs_allocated,
2333 order_regs_for_local_alloc): Nuke.
2334 (override_options): Kill reg_alloc code.
2335 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
2336 (REG_ALLOC_ORDER): SSE goes before I387.
2337 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
2338 (ix86_reg_alloc_order): Likewise.
2339 * i386-protos.h (ix86_reg_alloc_order): Kill.
2341 2001-02-14 Richard Henderson <rth@redhat.com>
2343 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2345 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
2347 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2349 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
2351 * i386-protos.h (ix86_memory_move_cost): Move offline.
2352 * i386.c (ix86_register_move_cost): Compute properly cost of
2353 SSE, MMX and i387 instructions.
2354 (*_cost): Add costs of SSE/MMX moves.
2355 (ix86_memory_move_cost): Move offline from ....; Likewise.
2356 * i386.h (MEMORY_MOVE_COST): .... here;
2357 (struct processor costs): Add new fields to represent costs
2360 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
2362 * regclass.c (init_reg_sets_1): Reinstall the optimization of
2363 move_cost together with Matt Kraai's fix.
2365 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2367 * Makefile.in (OBJS): Add params.o.
2369 2001-02-14 Richard Henderson <rth@redhat.com>
2370 DJ Delorie <dj@redhat.com>
2372 * jump.c (jump_optimize_1): When we delete a conditional jump
2373 preceeding a non-conditional jump to effectively the same place,
2374 make sure that the combined jump skips any clobber insns between
2377 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2379 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
2381 2001-02-14 Mark Mitchell <mark@codesourcery.com>
2383 * Makefile.in (toplev.o): Depend on params.h.
2384 (intergate.o): Likewise.
2385 (params.o): New target.
2386 * flags.h (inline_max_insns): Remove.
2387 * integrate.c: Include params.h.
2388 Use MAX_INLINE_INSNS instead of inline_max_insns.
2389 * params.c: New file.
2390 * params.h: Likewise.
2391 * params.def: Likewise.
2392 * toplev.c: Include params.h.
2393 (lang_independent_params): New variable.
2394 (decode_f_option): Use the param machinery instead of setting
2396 (independent_decode_option): Handle "--param name=value".
2397 (main): Register language-independent parameters.
2399 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
2401 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
2403 2001-02-14 Richard Henderson <rth@redhat.com>
2405 * regclass.c (init_reg_sets_1): Revert last two changes.
2407 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2409 * stor-layout.c (is_pending_size, put_pending_size): New functions.
2410 (variable_size): Call put_pending_size.
2411 * tree.h (is_pending_size, put_pending_size): Add prototypes.
2412 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
2413 sizes list, put newly created SAVE_EXPR there as well.
2415 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2417 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
2418 (errata_find_address_regs): load_group has only 2 entries.
2419 (errata_emit_nops): Likewise. shladd is not problematic.
2420 Clear last_group if nop was emitted.
2421 (fixup_errata): load_group has only 2 entries.
2424 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
2426 * c-lex.c (lex_number): Only warn traditionally for U suffix
2427 outside system macros.
2428 * cppexp.c (parse_number): Similarly.
2429 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
2430 * cppmacro.c (struct cpp_macro): New member node.
2431 (parse_args): Only warn about missing rest args if not
2433 (funlike_invocation_p): Similarly for uninvoked funlike macros.
2434 (cpp_sys_objmacro_p): New.
2435 (_cpp_create_definition): Store the node with the macro defn.
2436 Remember if the macro is defined in a system header.
2438 2001-02-13 DJ Delorie <dj@redhat.com>
2440 * configure.in (check_languages): determine languages to check
2441 * Makefile.in (check-c++): alias for check-g++
2442 (check-f77): alias for check-g77
2443 (CHECK_TARGETS): depend on configured languages
2445 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
2447 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2448 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2449 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2450 (sqrtextendsfdf2): Disable for SSE2.
2452 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2454 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2455 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2456 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2457 (sqrtextendsfdf2): Disable for SSE2.
2459 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
2461 * i386.md (movsfcc_1): Support integer cmove instruction.
2462 (movdfcc_1): Likewise; new splitter.
2464 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
2466 * i386.c (output_fp_compare): Support SSE.
2467 (prepare_fp_compare_args): SSE comparisons always support memory.
2468 * i386.h (TARGET_CMOVE): SSE imply cmove.
2469 * i386.md (cmp?f2): Enable for SSE too.
2470 (cmpfp_i*): Support SSE.
2472 (cmpfp_i_sse_only): New.
2473 (s*, b* fp expanters): Enable for SSE too.
2474 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
2477 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
2479 * regclass.c (init_reg_sets_1): Silence warning.
2481 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
2483 * i386.md (sqrt?f2): Change to expander.
2484 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
2486 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2488 * rtlanal.c (find_reg_equal_equiv_note): New function.
2489 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
2490 (simplify_gen_relational, simplify_replace_rtx): Likewise.
2491 * rtl.h: Add declarations for above functions.
2493 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
2495 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
2497 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
2498 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
2499 * flow.c (mark_regs_live_at_end): Likewise.
2500 (calculate_global_regs_live): Likewise.
2501 * gcse.c (compute_hash_table): Likewise.
2502 (compute_kill_rd): Likewise.
2503 * resource.c (mark_target_live_regs): Likewise.
2504 * rtl.h (INVALID_REGNUM): New macro.
2506 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
2508 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
2510 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
2512 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
2515 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
2517 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
2519 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
2520 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
2521 (fop_sf_1_sse, fop_df_1_sse): New patterns
2522 (fop_*): Disable float_extend and float patterns for SSE compilation.
2523 * i386.c (output_387_binary_op): Support SSE.
2525 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
2527 * i386.md (dummy_extendsfdf2): Support SSE2
2528 (extendsfdf2): Enable if 80387 or SSE2.
2529 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
2530 and no MIX_I387_SSE2
2531 (extendsfdf2_1_sse_only): New pattern.
2532 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
2534 (truncdfsf2_1): Support SSE.
2535 (truncdfsf2_2): Support SSE.
2536 (truncdfsf2_2_1_sse): New pattern.
2537 (fixtruncsfsi2): Always use SSE if available.
2538 (fix_truncsfsi_sse): New pattern.
2539 (fix_truncdfsi_sse): New pattern.
2540 (floatsis?f2): Support SSE.
2541 (floatsidf2_i387): New pattern.
2542 (floatsidf2_sse): Likewise.
2544 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2546 * configure.in: Use "have_gnat" variable, not "gnat".
2547 * configure: Regenerated.
2549 * config/sparc/sparc.c (function_value): Treat all non-record
2550 aggregate types like used to treat UNION_TYPE.
2552 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
2554 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
2555 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
2557 (MASK_MIX_SSE_I387): New.
2558 (TARGET_SSE): SSE2 imply SSE.
2559 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
2560 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
2561 (enum reg_class): Add new classes.
2562 (REG_CLASS_NAMES): Likewise.
2563 (REG_CLASS_CONTENTS): Likewise.
2564 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
2565 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
2566 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
2567 (CLASS_MAX_NREGS): Use new macros.
2568 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
2569 * i386.md (pushsf, movsf): Support SSE.
2570 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
2571 splitters to use ANY_FP_REGNO_P.
2572 (movdf_nointeger, movdf_integer): Likewise.
2574 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2576 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2577 (try_combine): Use it.
2579 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
2581 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
2582 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
2583 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
2584 (REGISTER_MOVE_COST): Likewise.
2585 * i386-protos.h (ix86_secondary_memory_needed,
2586 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
2587 * i386.c (ix86_secondary_memory_needed,
2588 ix86_preferred_reload_class, ix86_register_move_cost): New function.
2590 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
2592 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
2593 (HARD_REGNO_MODE_OK): Move offline to ....
2594 * i386.c (ix86_hard_regno_mode_ok) ... here;
2595 refuse all incorrect modes.
2596 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
2598 2001-02-13 Richard Henderson <rth@redhat.com>
2600 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2601 entire operator; replicate that and match_dup the operands.
2602 (cmp_ccx_arith_op_set): Likewise.
2603 (cmp_cc_arith_op_not_set): Likewise.
2604 (cmp_ccx_arith_op_not_set): Likewise.
2606 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2608 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
2610 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2612 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
2613 (TARGET_NO_BITFIELD_WORD): New macro.
2614 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
2615 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
2617 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2619 * cselib.c: New file, from simplify-rtx.c.
2620 * simplify-rtx.c: Remove cselib parts.
2621 * Makefile.in: Add cselib.o.
2623 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2625 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2626 (setup_incoming_varargs): Remove warning.
2628 * config/rs6000/rs6000.c (validate_condition_mode): When
2629 flag_fast_math, allow floating-point conditionals to be reversed.
2630 (rs6000_generate_compare): When flag_fast_math, don't generate
2631 cror operations for FP conditionals.
2633 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
2635 (ASM_SPEC): Likewise.
2636 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
2637 (CC1_SPEC): Likewise.
2638 (LINK_TARGET_SPEC): Likewise.
2639 (CPP_ENDIAN_SPEC): Likewise.
2640 * Makefile.in (check-consistency): New target.
2642 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
2644 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
2645 "return type defaults" warning for functions with return type
2647 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
2648 function declarations by default rather than only when pedantic.
2650 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
2652 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
2655 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2657 * extend.texi (Deprecated): Deprecate new initializer lists.
2659 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2661 * mkdeps.c (deps_add_default_target): Robustify. Add
2662 basename component only.
2663 * cpp.texi (-M): Describe how default target is generated.
2664 * invoke.texi (-M): Likewise.
2666 2001-02-12 Kazu Hirata <kazu@hxi.com>
2668 * toplev.c (push_float_handler): Remove.
2669 (pop_float_handler): Remove.
2670 * toplev.h: Remove prototypes for the above functions.
2672 2001-02-12 Jakub Jelinek <jakub@redhat.com>
2674 * c-common.c (constant_fits_type_p): New function.
2675 (convert_and_check): Use it.
2677 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2679 * Makefile.in (GXX_ABI_FLAG): Don't define.
2680 * configure.in (--enable-new-gxx-abi): Remove option.
2681 * config.in: Regenerated.
2682 * configure: Likewise.
2684 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
2686 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
2688 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
2689 regular basic block, and arrange for all edges into it to switch
2692 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2694 * Makefile.in (distclean): Do not remove .gdbinit.
2696 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2698 * Makefile.in (gcc.o): Fix typos.
2699 (protize.o): Likewise.
2700 (unprotoize.o): Likewise.
2702 2001-02-11 Richard Henderson <rth@redhat.com>
2704 * tree.c (build1): Check for null operand in last change.
2706 2001-02-11 Richard Henderson <rth@redhat.com>
2708 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
2709 (fold): Don't assume a constant isn't foldable.
2710 * tree.c (build): Set TREE_CONSTANT for an expression with no
2711 side-effects and constant operands.
2714 2001-02-10 Richard Henderson <rth@redhat.com>
2716 * jump.c (squeeze_notes): Revert 2000-05-12 change.
2718 2001-02-10 Anthony Green <green@redhat.com>
2720 * cpp.texi (Standard Predefined): Add documentation for
2723 * c-common.c (combine_strings): Improve warning message.
2725 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
2727 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
2729 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
2731 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
2733 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
2736 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2738 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
2741 2001-02-09 Nick Clifton <nickc@redhat.com>
2743 * config/arm/arm.md: Change output contraint on post inc
2744 load/store multiple patterns to be a read/write contraint.
2746 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
2748 * gcc.c (cpp_options): Delete .d files on error. Don't delete
2749 .o files when using the -M options.
2751 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2752 David Edelsohn <edelsohn@gnu.org>
2754 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
2755 handle DImode constants. Use one TOC entry for SImode and smaller
2756 constants, aligned properly.
2758 2001-02-08 Jason Merrill <jason@redhat.com>
2760 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
2761 about the SP adjustment for saving the static chain pointer.
2762 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
2763 offset when setting a temporary CFA register.
2765 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
2767 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
2768 powerpc-*-chorusos* .
2769 * config/rs6000/chorus.h : New file.
2770 * config/i386/chorus.h : New file.
2771 * config/sparc/chorus.h : New file.
2772 * config/sparc/t-chorus-elf : New file.
2774 2001-02-08 David Edelsohn <edelsohn@gnu.org>
2776 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
2777 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
2778 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
2779 (__WCHAR_TYPE__): Correct macro name.
2781 2001-02-08 Richard Henderson <rth@redhat.com>
2783 * config/i386/i386.c (ix86_frame_pointer_required): New.
2784 (ix86_setup_frame_addresses): New.
2785 (struct machine_funciton): Add accesses_prev_frame.
2786 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
2787 ix86_frame_pointer_required.
2788 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
2789 (SETUP_FRAME_ADDRESSES): New.
2790 * config/i386/i386-protos.h: Update.
2791 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
2792 from FRAME_POINTER_REQUIRED.
2793 * config/i386/svr3gas.h: Likewise.
2794 * config/i386/sysv3.h: Likewise.
2795 * config/i386/v3gas.h: Likewise.
2797 2001-02-08 Richard Henderson <rth@redhat.com>
2799 * config/sparc/sparc.c (function_arg_record_value_3): Fix
2800 calculation of the number of integer registers required.
2801 (function_arg_record_value): Likewise.
2803 2001-02-08 Jason Merrill <jason@redhat.com>
2805 * diagnostic.c (internal_error): Say "confused" after 1 error, not
2806 two. Print file and line with "confused" message.
2808 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
2810 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2812 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
2814 2001-02-08 Bernd Schmidt <bernds@redhat.com>
2816 * final.c (cleanup_subreg_operands): The address of a MEM can
2819 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
2822 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
2824 * gcc.texi (Incompatibilities): Update documentation of
2825 preprocessing numbers.
2827 2001-02-07 Jakub Jelinek <jakub@redhat.com>
2829 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
2831 2001-02-07 Mark Mitchell <mark@codesourcery.com>
2833 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
2835 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
2836 * gcc.c (struct compiler): Add cpp_spec field.
2837 (input_file_compiler): New variable.
2838 (do_spec_1): Allow a particular compiler to handle `%C'
2840 (main): Store the current compiler in input_file_compiler.
2841 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
2843 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
2845 * cpphash.h (struct spec_nodes): Add n_true and n_false.
2846 * cppinit.c (cpp_create_reader): Initialize them.
2847 (append_include_chain): cxx_aware arg might be unused.
2848 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
2849 keywords and give them their phase 7 meaning. Pedwarn about
2850 this unless '__bool_true_false_are_defined' is defined.
2852 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2854 * lcm.c (optimize_mode_switching): Emit mode_set before the
2855 JUMP_INSN of an abnormal edge.
2857 2001-02-07 Bernd Schmidt <bernds@redhat.com>
2859 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
2860 a scheduling barrier at the end.
2862 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
2864 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2866 * config/sh/sh.md (reload_outsf): Removed.
2867 (movsf_ie): Introduce constraints for FPUL loads and stores.
2868 (reload_insf): Broaden the output constraint.
2870 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
2872 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2873 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
2875 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
2877 * final.c: Revert my previous changes.
2878 * output.h: Make profile_label_no extern.
2879 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
2880 for generating label.
2882 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
2884 * config/i386/djgpp.h: Add comments about standard paths.
2885 (MD_EXEC_PREFIX): Undefine before defining.
2886 (MD_STARTFILE_PREFIX): New.
2888 2001-01-30 Bruce Korb <bkorb@gnu.org>
2890 fixinc/fixincl.c(process): Emit error message only if appropriate :)
2891 (load_file): do not rely on load_file_data() to close file pointer
2892 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
2893 fixinc/inclhack.def(irix_limits_const): add test_text
2895 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2897 * cppexp.c (parse_defined): Improve diagnostics for invalid
2900 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2902 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
2904 2001-02-06 Mark Mitchell <mark@codesourcery.com>
2906 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
2907 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
2908 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
2909 (rs6000_output_symbol_ref): New function.
2910 (output_toc): Use VTABLE_NAME_P.
2912 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2914 * print-tree.c (print_node, case PARM_DECL):
2915 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
2917 * stor-layout.c (reference_types_internal): New variable.
2918 (internal_reference_types): New function.
2919 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
2920 * tree.h (internal_reference_types): New declaration.
2922 * cse.c (find_best_addr): Fix typo in computing cost.
2924 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2926 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
2927 and this is the sum of a pointer and a constant, we know the result
2929 (num_sign_bit_copies, case PLUS): Likewise.
2930 * explow.c (convert_memory_address): Remove opposite SUBREG.
2931 * function.c (instantiate_new_reg): New function (from common code).
2932 (instantiate_virtual_regs_1): Call it.
2933 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
2934 if pointers sign- or zero-extend.
2935 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
2936 If pointers extend unsigned, use inside of SUBREG.
2937 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
2939 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
2941 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
2942 subdir of gcc_gxx_include_dir.
2943 (gcc_gxx_target_include_dir): Remove.
2945 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
2947 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
2948 (dwarf2out_frame_debug_expr): Revise introductory comments to add
2949 a high-level description.
2951 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
2953 * final.c: Move the declaration of profile_label_no to ...
2954 * output.h: ... here.
2955 * function.c (expand_function_start): Call PROFILE_HOOK.
2956 * config/rs6000/aix.h: Define PROFILE_HOOK.
2957 * config/rs6000/rs6000-protos.h: output_profile_hook new.
2958 * config/rs6000/rs6000.c (output_profile_hook): Define.
2959 (output_prolog): Do nothing for ABI_AIX as it is taken care by
2960 output_profile_hook.
2961 tm.texi : Explain new macro PROFILE_HOOK.
2963 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
2965 * extend.texi (Extended Asm): Do not say that semicolon is always
2966 a valid line-breaking character for GNU assemblers. Use
2967 newline-tab as the most commonly supported syntax. Use
2968 newline-tab rather than semicolon in multi-insn examples.
2970 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2972 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
2974 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2975 David Edelsohn <edelsohn@gnu.org>
2977 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
2978 code for AIX, even without flag_pic.
2980 2001-02-05 Jakub Jelinek <jakub@redhat.com>
2982 * c-typeck.c (common_type): push and pop binding level around
2983 calling common_type on function parameters.
2985 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
2987 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
2989 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2991 * config/mips/mips.c (override_options): Fix typo in last change.
2992 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
2993 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
2995 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
2997 * invoke.texi (-fdump-class-layout): Document.
2998 (-fdump-translation-unit): Use `=' as filename separator.
3000 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3002 * Makefile.in (s-mlib): Don't build multilibs if
3004 (DRIVER_DEFINES): Adjust accordingly.
3006 (protoize.o): Likewise.
3007 (unprotoize.o): Likewise.
3008 * configure.in: Recognize --enable-multilib.
3010 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3012 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3014 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3015 * configure.in: Remove --enable-libstdcxx_v3 support.
3016 * configure: Regenerated.
3018 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3020 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3021 Call abort instead of fatal.
3022 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3023 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3024 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3025 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3026 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3027 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3029 * diagnostic.h (set_internal_error_function): Renamed.
3030 * toplev.h (internal_error): Renamed from fatal.
3031 (pfatal_with_name): Deleted.
3032 (fatal_io_error): Now has printf-style arguments.
3033 * diagnostic.c (pfatal_with_name): Deleted.
3034 (fatal_io_error): Rework to have args in printf-style.
3035 (set_internal_error_function): Renamed from set_fatal_function.
3036 (internal_error): Renamed from fatal.
3037 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3038 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3039 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3040 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3041 * flow.c (verify_flow_info): Likewise.
3042 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3043 * config/mips/mips.c (save_restore_insns): Likewise.
3045 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3046 * flow.c (verify_flow_info): Likewise.
3047 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3048 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3049 (avr_normalize_condition): Likewise.
3050 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3051 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3052 (limit_reload_class, double_reg_to_memory): Likewise.
3053 (print_operand_address, emit_1600_code_shift): Likewise.
3054 (gen_tst_reg, gen_compare_reg): Likewise.
3055 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3056 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3058 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3060 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3061 * objc/objc-act.c (build_ivar_chain): Likewise.
3062 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3064 * graph.c (clean_graph_dump_file): Likewise.
3065 * profile.c (init_branch_prob): Likewise.
3066 * objc/objc-act.c (objc_init): Likewise.
3068 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3069 * config/avr/avr.c (avr_override_options): Likewise.
3070 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3071 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3072 * config/h8300/h8300.c (h8300_init_once): Likewise.
3073 * config/mips/mips.c (override_options): Likewise.
3074 * config/i386/i386.c (override_options): Likewise, rework.
3075 * config/m68k/m68k.c (override_options): Likewise.
3077 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3079 * config/mips/mips.c (print_operand): Likewise.
3080 * hash.c (hash_allocate): Don't check for failure returns from
3081 obstack functions that can't fail.
3082 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3083 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3084 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3085 (get_object_reference): Likewise.
3087 2001-02-04 Nick Clifton <nickc@redhat.com>
3089 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3090 StrongARM1110, 10TDMI, and 1020T.
3092 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3094 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3096 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3098 * config/sh/sh.md (movdf load split): Pass register number to
3099 FP_OR_XD_REGISTER_P.
3101 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3103 * cppinit.c (BC): New macro.
3104 (builtin_array): Add __GXX_WEAK__.
3105 * cpplib.h (builtin_type): Add BT_WEAK.
3106 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3107 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3108 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3110 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3112 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3114 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3116 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3117 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3119 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3121 * cpphash.h: Rename ALIGN _ALIGN.
3122 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3124 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3126 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3127 compilation environment.
3128 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3129 control over location of cygwin includes and libs.
3131 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3133 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3135 2001-02-02 lars brinkhoff <lars@nocrew.org>
3137 * md.texi (Standard Names): remove reference to spur.md.
3139 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3141 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3142 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3143 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3144 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3145 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3147 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3149 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3150 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3151 number before reload.
3152 (c4x_adjust_cost): Return zero before reload.
3153 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3154 split before reload.
3156 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3158 * c4x.c (c4x_hard_regno_rename_ok): New.
3159 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3160 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3162 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3164 * diagnostic.h: Add missing "extern" in all declarations.
3166 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3168 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3169 as for gcc_gxx_include_dir.
3171 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
3173 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
3175 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3177 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
3178 label before alignment to be used as the braf base address.
3179 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
3181 (casesi_jump_2): Require at least TARGET_SH2.
3183 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
3184 truncation to 32-bit doubles on -m3e and -m4-single-only.
3186 2001-02-02 Mark Mitchell <mark@codesourcery.com>
3188 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
3189 the default when building a shared object.
3190 (init_spec): Use it.
3191 * testsuite/lib/g++.exp: Include the directory where libgcc
3192 is located to the LD_LIBRARY_PATH list.
3193 * invoke.texi (-shared-libgcc): Document the cases in which
3194 GCC defaults to using the shared libgcc.
3196 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3198 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
3199 unsigned is wide enough.
3201 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
3202 (si_to_float): Likewise.
3203 (float_to_si, float_to_usi): Use BITS_PER_SI.
3205 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3207 * dwarf2out.c: Added explanation of abbreviations.
3208 (def_cfa_1): Added comments listing DWARF2 instructions.
3209 (cfa_temp_reg): Removed in favor of cfa_temp.
3210 (cfa_temp_value): Removed in favor of cfa_temp.
3211 (cfa_temp): New global variable.
3212 (dwarf2out_frame_debug_expr): Added extensive introductory
3213 comments explaining the function's transformations. Revised to
3214 use cfa_temp. Added some rtx checking. Generalize IOR case.
3215 (dwarf2out_frame_debug): Revised to use cfa_temp.
3216 (output_aranges): Cast as "unsigned" to avoid warning.
3217 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
3218 explain which instructions must be marked.
3220 2001-02-01 Richard Henderson <rth@redhat.com>
3222 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
3225 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3227 * config/sh/crt1.asm (main_k): Modified so that start calls
3228 ___setup_argv_and_call_main.
3230 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
3232 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
3233 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
3234 and AVOID_LPASTE is cleared on meeting an unescaped newline.
3235 * cppmacro.c (builtin_macro): Set builtin flags here.
3236 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
3237 (replace_args): Clarify intent.
3238 (cpp_get_token): Macro expansion tokens get the saved flags.
3240 * cppmain.c (scan_buffer): Remove now-redundant print.printed
3243 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3245 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
3248 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3250 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
3251 returns Pmode pseudo, but we need ptr_mode.
3252 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
3253 Remove bogus conversions; use HOST_WIDE_INT for size.
3254 Don't use TARGET if wrong mode.
3256 * config/i386/i386.c (ix86_compute_frame_size): Allow
3257 stack_alignment_needed to be non-default even if size is zero.
3259 2001-01-31 Alan Modra <alan@linuxcare.com.au>
3261 * (hppa_init_pic_save): Emit the pic offset table
3262 reg save after last_parm_insn.
3263 * pa.c (hppa_init_pic_save): New function.
3264 * pa.h (hppa_init_pic_save): Declare.
3265 * pa.md (call, call_value, sibcall, sibcall_value): Use
3266 the above instead of duplicated code.
3268 * pa.c (hppa_encode_label): Correct size of alloca buffer
3269 so we don't overrun it. Correct leading `*' case.
3270 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
3271 need to handle `*@'.
3272 (FUNCTION_NAME_P): Likewise.
3274 2001-01-31 Richard Henderson <rth@redhat.com>
3276 * config.gcc (alpha-osf5): Use float-i128.h.
3278 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
3279 * config/float-i32.h: Likewise.
3280 * config/float-i64.h: Likewise.
3281 * config/float-sh.h: Likewise.
3282 * config/float-sparc.h: Likewise.
3284 2001-01-31 DJ Delorie <dj@redhat.com>
3286 * expmed.c (extract_bit_field): allow non-integral modes if we
3287 want to extract a whole register from itself.
3289 2001-01-31 Jakub Jelinek <jakub@redhat.com>
3291 * c-typeck.c (set_init_index): If first is equal to last, assume as
3292 if it was not a range at all.
3294 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3296 * config/fp-bit.c: Include tm.h.
3297 (float_to_si): Don't assume SImode is 32-bits wide.
3298 (float_to_usi): Likewise.
3300 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
3302 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
3304 (typename): Call pending_xref_error after parsing typed_typespecs.
3305 * c-decl.c (lookup_tag): Give error immediately rather than
3306 leaving it pending if the tag of the wrong type is in the same
3308 (xref_tag): Don't pedwarn for forward declarations of enum types
3310 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
3313 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3315 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
3317 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3319 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
3320 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
3322 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3324 * cpphash.h (struct cpp_reader): New saved_flags.
3325 * cppmacro.c (cpp_get_token): Use saved_flags to remember
3326 to avoid a paste after a pasted token.
3328 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3330 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
3331 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
3332 Wtype_MIN instead of LONG_MIN.
3334 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3336 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
3338 * fixinc/fixincl.x: Regenerated.
3339 * fixinc/inclhack.def (irix_limits_const): New definition to
3340 convert "const" to "__const" in limits.h.
3342 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3344 * fixinc/genfixes (AG): Fix "autogen4" thinko.
3346 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3348 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
3349 when register dies in the insn.
3351 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3353 * diagnostic.c (fatal): Fix word wrap.
3355 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
3357 * combine.c (try_combine): Fix SUBREG setting for
3358 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
3360 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3362 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
3365 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3367 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
3369 * toplev.c (decode_W_option): Update warn_larger_than
3370 unconditionally for each processed switch.
3372 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3374 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
3376 (hppa_expand_prologue): Delete code to save pic offset table register
3377 in the function prologue.
3378 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
3379 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
3380 table register at the beginning of the function after the prologue.
3382 2001-01-29 lars brinkhoff <lars@nocrew.org>
3384 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
3386 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3387 Jeff Law <law@redhat.com>
3389 * pa.md (return): Revise comment for trivial return.
3390 (return_internal): Non-trivial return pattern for non-PIC code.
3391 (return_internal_pic): Non-trivial return pattern for PIC code.
3392 It uses the PIC register to ensure it is restored after
3394 (epilogue): Generate appropriate return for PIC and non-PIC code.
3396 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
3398 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
3400 2001-01-29 DJ Delorie <dj@redhat.com>
3402 * combine.c (if_then_else_cond): Pass the correct mode to
3403 operand_subword() for constants.
3405 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
3407 * config/i386/cygwin.h: Add w32api to include search. Search different
3408 directories in a cross-build environment.
3410 2001-11-29 Tim Josling <tej@melbpc.org.au>
3412 * tree.h (TYPE_STUB_DECL): Add documentation.
3414 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
3416 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
3417 (sdbout_field_types): Likwise. Fix use of host_integerp.
3419 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
3421 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
3424 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
3426 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
3427 to use flag_gnu_linker.
3429 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3431 * cpplib.c (T_BAD_DIRECTIVE): Remove.
3432 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
3434 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
3436 * tree.c, tree.h (build_parse_node): Remove; was identical to
3438 * c-lang.c (start_cdtor), objc/objc-act.c
3439 (build_module_descriptor): Use build_nt instead of
3442 2001-01-29 Jakub Jelinek <jakub@redhat.com>
3444 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
3445 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
3446 not have any upper bits set.
3448 2001-01-29 Phil Edwards <pme@sources.redhat.com>
3450 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
3452 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3454 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
3456 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
3458 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
3459 (integer_minus_one_node): Define.
3461 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
3463 * Makefile.in (bootstrap2-lean): Fix typo.
3465 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
3467 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
3468 : Don't set fe_value.
3469 * cpplib.h (AVOID_LPASTE): New flag.
3470 (struct cpp_hashnode): Remove fe_value.
3471 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
3472 * cppmacro.c (builtin_macro): Don't set flags here.
3473 (replace_args): Set AVOID_LPASTE flag on first token of an
3474 argument, and the token following it.
3475 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
3476 macro expansion, and on the token following it. Do it for
3478 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
3480 2001-01-27 Richard Henderson <rth@redhat.com>
3482 * config/alpha/t-ieee: Remove multilibbing.
3483 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3485 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3487 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
3489 * Makefile.in: Remove all dependencies on defaults.h.
3490 * builtins.c: Don't include defaults.h.
3491 * c-common.c: Likewise.
3492 * c-decl.c: Likewise.
3493 * c-pragma.c: Likewise.
3494 * c-typeck.c: Likewise.
3495 * combine.c: Likewise.
3497 * frame-ia64.c: Likewise.
3498 * cppexp.c: Likewise.
3499 * crtstuff.c: Likewise.
3500 * dbxout.c: Likewise.
3501 * dwarf2out.c: Likewise.
3502 * dwarfout.c: Likewise.
3503 * emit-rtl.c: Likewise.
3504 * except.c: Likewise.
3506 * final.c: Likewise.
3507 * frame-dwarf2.c: Likewise.
3508 * libgcc2.c: Likewise.
3509 * optabs.c: Likewise.
3510 * profile.c: Likewise.
3511 * sdbout.c: Likewise.
3512 * toplev.c: Likewise.
3513 * tradcif.y: Likewise.
3515 * varasm.c: Likewise.
3517 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3519 * builtins.c (expand_builtin_fputs): Use size_one_node when
3520 transforming into fwrite.
3522 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3524 * extend.texi (Attribute Syntax): New section.
3526 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3528 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3529 they didn't need fixing.
3531 2001-01-27 Janis Johnson <janis@us.ibm.com>
3533 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3535 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3536 to remove macro definitions that are duplicated from elfos.h.
3538 2001-01-27 Richard Henderson <rth@redhat.com>
3540 * config/i386/sco5gas.h: Move ...
3541 * config/usegas.h: ... here.
3542 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3544 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3546 * c-typeck.c (struct constructor_stack): Add range_stack member.
3547 (really_start_incremental_init): Clear it.
3548 (push_init_level): Save constructor_range_stack and clear it if
3549 pushing explicit braces.
3550 (pop_init_level): abort if constructor_range_stack is non-zero at
3551 explicit closing brace. Restore saved constructor_range_stack if
3554 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3556 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3557 into register was forced into memory.
3559 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3561 * Makefile.in: Remove uses of + before $(MAKE).
3563 2001-01-26 Richard Henderson <rth@redhat.com>
3565 * stmt.c (cost_table): Remove.
3566 (COST_TABLE, cost_table_initialized): New.
3567 (estimate_case_costs): Use the later instead of the former.
3568 (balance_case_nodes): Likewise.
3570 2001-01-26 Richard Henderson <rth@redhat.com>
3572 * alias.c (objects_must_conflict_p): Read-only slots may not
3573 conflict despite having the same type.
3575 2001-01-27 Michael Hayes <mhayes@redhat.com>
3577 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3579 (check_ext_dependant_givs): Initialise u_start_val and
3581 (load_mems): Make last_max_reg unsigned.
3582 (try_swap_copy_prop): Use INSN_P and initialise set.
3584 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3586 * README.AVR : Removed.
3588 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3590 * pa-64.h (text_section): Remove declaration.
3592 * pa.md (return_internal): Remove mode on PIC register use.
3594 2001-01-25 lars brinkhoff <lars@nocrew.org>
3596 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3597 ASM_CLOSE_PAREN): fix typos.
3599 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3601 * acconfig.h: Define `const' to the empty string if neither
3602 __STDC__ nor __cplusplus is defined.
3603 * config.in: Regenerated.
3605 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3607 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3608 * collect2.c (main): Delete importf. Add ".obj" file extension.
3609 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3610 (aix_std_libs): Add additional AIX libraries to skip.
3611 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3612 * config/rs6000/aix51.h: New file.
3614 2001-01-25 Michael Hayes <mhayes@redhat.com>
3616 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3617 (loop_insn_emit_before): No longer static.
3618 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3619 (loop_givs_rescan, load_mems): Likewise.
3620 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3621 (maybe_eliminate_biv_1):
3622 (move_movables): Replace emit_call_insn_before with
3623 loop_call_insn_hoist.
3624 * loop.h (loop_insn_emit_before): Add.
3625 * unroll.c (copy_loop_body): Replace emit_insn_before with
3626 loop_insn_emit_before.
3628 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3630 * diagnostic.c (fatal): Request preprocessed source.
3632 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3634 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3635 olddecl has argument types and newdecl has none, use the argument
3638 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3640 * dwarf2out.c (prefix_of): New function. Determine longest common
3641 prefix of the two arguments. The units are whole path components.
3642 (output_file_names): When adding a new directory find the one entry
3643 with the longest common prefix already in the list. Artificially
3644 generate entry if there is none for this prefix.
3645 Fix test to check whether the zeroth directory entry is used.
3647 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3649 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3650 Changed all callers. Take it into account when deciding if a
3651 previously loaded value matches.
3653 2001-01-24 Richard Henderson <rth@redhat.com>
3655 * reload.c (find_reloads_subreg_address): Fail the substitution
3656 if the resulting address is insufficiently aligned.
3658 2001-01-24 DJ Delorie <dj@redhat.com>
3660 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
3661 check the original operand's mode also.
3662 * simplify-rtx.c (simplify_ternary_operation): Ditto.
3664 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3666 * c-parse.in (cast_expr): Move compound literals from here ...
3667 (primary): ... to here. Use standard terminology "compound
3668 literal" instead of "constructor expression".
3670 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3672 * gcc.1, cpp.1: Regenerate.
3674 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
3676 * calls.c (emit_library_call_value_1): Memory slot for
3677 pass-by-reference argument should have the mode of the argument,
3678 not of the pointer to it.
3680 2001-01-24 Tom Tromey <tromey@redhat.com>
3682 * gcc.texi (G++ and GCC): Mention gcj manual.
3683 (Standards): Link to section of manual mentioning gcj/Java
3686 2001-01-24 Jakub Jelinek <jakub@redhat.com>
3688 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
3689 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
3690 * tradcpp.c (main): Add -imacros or -include'd dependencies
3692 * cpp.texi (-M, -MM): Document -M -include behaviour.
3694 2001-01-24 Roger Collins <roger@ProProject.com>
3696 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
3698 2001-01-24 Will Cohen <wcohen@redhat.com>
3700 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
3701 whether registers are 32 bits or 64 bits in size.
3703 2001-01-24 Ben Elliston <bje@redhat.com>
3705 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
3707 2001-01-24 Richard Henderson <rth@redhat.com>
3709 * config/alpha/alpha.md (builtin_longjmp_internal): New.
3710 (builtin_longjmp): Use it instead of emit_indirect_jump.
3712 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
3714 * bb-reorder.c (make_reorder_chain_1): Handle case where
3715 jump edge goes to the same block as the fallthru edge.
3717 2001-01-23 Jim Wilson <wilson@redhat.com>
3719 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
3720 * frame.h (__ia64_personality_v1): Add prototype.
3721 * libgcc2.c (ia64_throw_helper): Change personality declaration to
3722 prototype form. Add void * cast to first argument to personality
3724 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
3725 (asctoe113): Likewise.
3726 * config/ia64/frame-ia64.c: Include eh-common.h.
3727 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
3729 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
3731 (itanium_split_issue): Add prototype.
3732 (gen_nop_type): Ifdef out.
3733 (find_best_packet): Initialize best_packet.
3734 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
3736 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
3737 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
3738 (flushrs): Add explicit stop bit at end.
3739 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
3742 2001-01-23 Chris Demetriou <cgd@broadcom.com>
3744 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
3746 * libgcc2.c (__terminate_func): Make variable static.
3747 (__terminate_set_func): New function to set __terminate_func.
3748 * libgcc2.h (__terminate_func_ptr): New typedef.
3749 (__terminate_set_func): New function.
3751 2001-01-23 Richard Henderson <rth@redhat.com>
3753 * flow.c (init_propagate_block_info): Don't consider unchanging
3754 memories for dead frame store elimination.
3756 2001-01-23 Richard Henderson <rth@redhat.com>
3758 * varasm.c (UNIQUE_SECTION): Move default implementation ...
3759 * defaults.h: ... here.
3761 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3763 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
3765 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
3767 * c-lex.c (lex_charconst): Fix typo: s/p/str.
3769 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3771 * rs6000.h (rs6000_return_addr): Move prototype from here...
3772 * rs6000-protos.h (rs6000_return_addr): ...to here.
3773 (rs6000_init_expanders): Delete prototype.
3775 2001-01-23 Nick Clifton <nickc@redhat.com>
3777 * invoke.texi: Replace , with \, inside @gccoptlist macros.
3778 (Spec Files): Document %B and %j and %. and %v3 and %M and
3779 %{S*&T} spec switches.
3781 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3783 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
3785 2001-01-23 Chris Demetriou <cgd@sibyte.com>
3786 Neil Booth <neil@daikokuya.demon.co.uk>
3788 * cpperror.c: Merge handlers of PEDWARN and WARNING.
3789 Have -Werror make pedantic warnings errors, like the
3792 2001-01-23 Phil Edwards <pme@sources.redhat.com>
3794 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
3796 2001-01-23 Jakub Jelinek <jakub@redhat.com>
3798 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
3799 * integrate.c (expand_inline_function): Initialize them.
3800 (subst_constants): If changing COMPARE so that both its arguments
3801 will be VOIDmode and the comparison mode will be lost, note
3802 compare_mode. Use the recorded compare_mode to optimize
3805 2001-01-23 Jason Merrill <jason@redhat.com>
3807 * dwarf2out.c (new_die): Use xcalloc.
3808 (output_die): Abort rather than emit a local reference to offset 0.
3810 2001-01-17 Andrew Haley <aph@redhat.com>
3812 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
3813 of a saved register; return NULL instead.
3814 (copy_reg): Take a pointer to a source register rather than a
3816 (next_stack_level): Remember the address in the stack frame of all
3818 Use the saved register pointer array as the source of the CFA.
3819 (throw_helper): Rewrite. Unwind once rather than twice and keep
3820 track of saved registers as we go.
3822 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3824 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
3825 * c4x.c (c4x_legitimize_reload_address): Remove.
3826 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
3827 reload address for ldp(k) insn.
3829 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
3831 * pa.md (return_internal): Add a USE of the PIC register to ensure
3832 it is restored after each call.
3833 (return expander): Corresponding changes.
3835 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3837 * rs6000.h (INIT_EXPANDERS): Delete.
3838 (RETURN_ADDR_RTX): Call rs6000_return_addr().
3839 * rs6000.c (rs6000_override_options): Call *_machine_status from
3841 (rs6000_init_expanders): ...instead of here. Delete.
3842 (rs6000_mark_machine_status): New function.
3843 (rs6000_init_machine_status): Use xcalloc.
3844 (rs6000_return_addr): Generate RTX for the return address.
3845 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
3846 (rs6000_stack_info): Use it.
3848 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
3850 * gthr-win32.h: Include errno.h to get a declaration for
3851 EINVAL and _mingw.h if the target is mingw32.
3853 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
3855 * cpp.texi: Correct typos.
3857 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3859 * explow.c (probe_stack_range): Ensure value passed to
3860 stack_check_libfunc is ptr_mode, not Pmode.
3862 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
3864 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
3865 case, don't use operand_subword to calculate a SUBREG that is
3868 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
3870 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3872 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
3873 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
3874 valid. If not replace it by equivalent insns.
3876 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3878 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
3879 contains SYMBOL_REF, LABEL_REF and CONST_INT.
3880 (c4x_U_constraint, symbolic_address_operand): Likewise.
3881 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
3883 (c4x_r11_set_p, c4x_check_laj_p): New functions.
3884 * c4x-protos.h (c4x_check_laj_p): Add prototype.
3885 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
3886 anulling slot because of silicon bug.
3887 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
3889 2001-01-22 Alan Modra <alan@linuxcare.com.au>
3891 * cppexp.c (parse_charconst): Change `mask' type to agree
3894 2001-01-21 Richard Henderson <rth@redhat.com>
3896 * config/i386/i386.c (ix86_asm_file_end): Disable putting
3897 pic_label_name in a linkonce section.
3899 2001-01-17 Philipp Thomas <pthomas@suse.de>
3901 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
3903 * configure: Regenerate.
3905 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
3907 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
3908 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
3910 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
3912 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
3913 If REVERSE nonzero then condition code in X must be reversed.
3914 (encode_section_info): Optimise if/else.
3915 (avr_function_value): Fix formatting.
3917 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
3918 (difficult_branch): Likewise.
3919 (rvbranch): Likewise.
3920 (difficult_rvbranch): Likewise.
3922 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
3924 * config/avr/libgcc.S: Fix comment.
3926 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3928 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
3930 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3932 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
3934 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3936 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
3937 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
3938 * configure, config.in: Regenerate.
3939 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
3940 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
3941 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
3942 (doprint.o): New rule.
3944 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
3946 * c-typeck.c (digest_init): Handle boolean types as scalars.
3948 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3950 * stmt.c (expand_return): Don't return anything if size is zero.
3951 Delete redundant assignment to BYTES.
3952 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
3954 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
3956 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
3957 the same as the default library function names.
3958 * config/avr/avr.md: Document special characters after '%'.
3959 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
3960 knowing which of the call-used registers are really clobbered.
3961 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
3962 New. Both quotient and remainder from one libgcc.S call.
3963 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
3964 clobber as few registers as possible.
3965 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
3967 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
3969 * cppmacro.c (funlike_invocation_p): Don't move back up to the
3970 context of the top of the stack.
3972 2001-01-20 Jakub Jelinek <jakub@redhat.com>
3974 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
3975 (fixup_var_refs_insns): ...here.
3977 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
3979 * function.c (fixup_var_refs_insns): Break up into
3980 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
3981 [loop over entire insn list], and fixup_var_refs_insns_with_hash
3982 [loop over hash table entries].
3983 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
3984 fixup_var_refs_insns_with_hash, to match above changes.
3986 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
3988 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
3989 (libgcc.a): Likewise.
3990 (stmp-multilib): Likewise.
3991 (STAGE2_FLAGS_TO_PASS): Likewise.
3993 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3995 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
3996 temporary if no_new_pseudos.
3998 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4000 * cppinternals.texi: Update.
4002 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4004 * arm.c (arm_init_builtins): Re-enable builtins.
4006 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4008 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4009 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4010 element to be null, and always expect an EXPR_LIST.
4011 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4012 * sched-deps.c (sched_analyze_1): Likewise.
4013 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4015 * regclass.c (max_set_parallel): New variable.
4016 (reg_scan): Take it into account in computation of max_parallel.
4017 (reg_scan_mark_refs, case SET): Compute it.
4019 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4021 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4022 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4024 2001-01-19 Jason Merrill <jason@redhat.com>
4026 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4027 for the abstract instance of an inline function.
4029 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4030 J"orn Rennecke <amylaar@redhat.com>
4032 * reload1.c (move2add_note_store): Treat all registers directly or
4033 indirectly derived from a base register as members of the same set
4035 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4036 of base register into account.
4038 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4040 * alias.c (find_base_value): Recognize TRUNCATE.
4041 (record_set): In PLUS case, invalidate if other summand is also a
4044 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4046 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4047 entry to be EXPR_LIST.
4048 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4049 be an EXPR_LIST (but not null, which other code doesn't allow).
4050 (note_stores): Properly handle PARALLEL in SET.
4051 Recursively call for top-level PARALLEL.
4052 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4053 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4055 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4057 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4059 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4060 not pfile->skipping (== 0).
4062 2001-01-17 Nick Clifton <nickc@redhat.com>
4064 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4067 2001-01-17 Jim Wilson <wilson@redhat.com>
4069 * invoke.texi (IA-64 options): Improve.
4071 2001-01-17 Tom Tromey <tromey@redhat.com>
4073 * invoke.texi (Optimize Options): Use `{}' to around @samp
4076 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4078 * invoke.texi (-fno-guess-branch-probability): New option.
4080 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4082 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4083 case of making new double-word constant.
4084 Revert last change: instead just test i3_subst_into_i2.
4086 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4088 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4089 Use q constraints instead of r.
4091 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4093 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4094 (machine_function): Define.
4095 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4096 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4097 pa_free_machine_status): New functions.
4098 (override_options): Set {init,mark,free}_machine_status to above.
4099 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4100 PIC_OFFSET_TABLE_REGNUM_SAVED.
4101 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4102 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4103 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4104 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4105 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4107 2001-01-15 DJ Delorie <dj@redhat.com>
4109 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4113 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4115 * flow.c (propagate_on_insn): Make trying to delete a prologue
4116 or epilogue insn an ICE, not a warning. Allow doing this if
4117 the current function returns with stack pointer depressed.
4119 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4120 I3 having more than one SET.
4122 2001-01-16 Jim Wilson <wilson@redhat.com>
4124 * invoke.texi: Document IA-64 options.
4126 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4127 (fixup_errata): Delete TARGET_A_STEP use.
4128 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4129 (TARGET_SWITCHES): Delete -ma-step option.
4130 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4131 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4132 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4133 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4134 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4135 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4137 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4138 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4139 cmovsi_internal): Delete ! TARGET_A_STEP check.
4141 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4143 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4144 possibility to report bugs via postal mail. Change a URL and
4145 merge in a nearly duplicate statement...
4146 (Bug Reporting): ...from here.
4147 (Service): Refer to the Bug Reporting section instead of
4149 (Contributing): Remove trivial explanations concerning snapshots.
4151 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4153 * cppmain.c (general_init): Don't use ANSI prototype.
4155 2001-01-16 Tom Tromey <tromey@redhat.com>
4157 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4159 2001-01-16 Richard Henderson <rth@redhat.com>
4161 * config/i386/i386.h: Fix comment typo.
4162 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4163 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4165 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4167 * gcc.c: Revert previous -fsyntax-only-related change; move
4170 2001-01-16 Jakub Jelinek <jakub@redhat.com>
4172 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
4173 inmode after checking GET_CODE (op).
4175 2001-01-16 Richard Henderson <rth@redhat.com>
4177 * flow.c (struct propagate_block_info): Add mem_set_list_len.
4178 (MAX_MEM_SET_LIST_LEN): New.
4179 (propagate_one_insn): Update mem_set_list_len.
4180 (invalidate_mems_from_autoinc): Likewise.
4181 (invalidate_mems_from_set): Likewise.
4182 (mark_used_regs): Likewise.
4183 (init_propagate_block_info): Likewise. Stop collecting memories
4184 when we reach MAX_MEM_SET_LIST_LEN.
4185 (mark_set_1): Likewise.
4187 2001-01-16 Richard Henderson <rth@redhat.com>
4189 * unroll.c (precondition_loop_p): Fail if no iteration
4192 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4194 * gcc.c: When -fsyntax-only is given, do not complain about
4197 2001-01-15 Richard Henderson <rth@redhat.com>
4199 * config/i386/i386.c (asm_output_function_prefix): Remove.
4200 (ix86_asm_file_end): New.
4201 (load_pic_register): Generate pic_label_name into a
4202 staticly allocated buffer.
4203 * config/i386/i386-protos.h: Update.
4204 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
4205 (ASM_FILE_END): New.
4206 * config/i386/i386afe.h: New file.
4207 * config.gcc (i?86-*-elf) [tm_file]: Use it.
4208 (i?86-*-{freebsd,linux*,moss*}): Likewise.
4209 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
4210 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
4211 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
4212 * config/i386/sco5.h (ASM_FILE_END): Likewise.
4213 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
4215 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4217 * Makefile.in (install-man): Remove explicit dependency on
4220 * configure.in, configure: Revert previous patch requiring perl
4223 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
4225 * toplev.c (flag_guess_branch_prob): New.
4226 (f_options): Add guess-branch-probability option.
4227 (rest_of_decl_compilation): Only estimate branch probability if
4229 (main): set flag_guess_branch_prob.
4231 * flags.h (flag_guess_branch_prob): New.
4233 2001-01-15 DJ Delorie <dj@redhat.com>
4235 * gcc.texi (Makefile): Add documentation for Makefile targets.
4237 2001-01-15 Philip Blundell <philb@gnu.org>
4239 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
4241 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
4242 (is_pic): Delete declaration.
4243 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
4244 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
4245 * config/arm/arm.md (builtin_setjmp_receiver): New.
4247 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4249 * arm.c (use_return_insn): Don't try to determine the function type
4250 until after reload has completed.
4251 (arm_output_epilogue): Don't adjust the sp value recovered from the
4253 (emit_multi_reg_push): Don't record dwarf information for the pc.
4254 * arm.md (eh_epilogue): The function type may have changed, so it
4255 needs to be recalculated.
4256 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
4257 unwind tables on arm/netbsd.
4259 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4261 * arm.md (cbranchsi4): Correct calculation of branch ranges.
4262 (negated_cbranchsi4): Likewise.
4264 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4266 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
4267 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4268 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
4269 pass -mapcs-* options to assembler.
4270 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
4271 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4272 (ASM_SPEC): Call subtarget_extra_asm_spec.
4274 2001-01-15 Andreas Jaeger <aj@suse.de>
4276 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
4278 (ix86_expand_builtin): Likewise.
4280 * gencodes.c (output_predicate_decls): Make i size_t to avoid
4281 warning about comparison between signed and unsigned.
4283 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4285 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
4287 2001-01-14 Ralf Baechle <ralf@gnu.org>
4289 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
4290 SUBTARGET_CPP_SPEC apropriatly.
4292 2001-01-12 Mark Mitchell <mark@codesourcery.com>
4294 * varasm.c (make_decl_rtl): Fix typo in last change.
4296 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
4298 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
4299 linker supports the init_priority C++ attribute.
4300 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
4301 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
4302 linker does not support init_priority C++ attribute.
4304 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
4306 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
4308 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4310 * c-parse.in (finish_parse): Add comment about cpp_destroy.
4311 * cp/lex.c (finish_parse): Similarly.
4312 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
4313 Return the number of errors encountered.
4314 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
4315 * cppmain.c (main): Don't call cpp_destroy.
4317 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4319 * configure.in: Require at least perl 5.6.0 to regenerate
4321 * configure: Regenerate.
4323 2001-01-14 Richard Henderson <rth@redhat.com>
4325 * genrecog.c (DT_veclen_ge): New.
4326 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
4327 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
4328 (nodes_identical_1): Handle DT_veclen_ge.
4329 (write_cond, debug_decision_2): Likewise.
4331 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4333 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
4335 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
4337 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4339 * cppmain.c (do_preprocessing): New function; most of the old
4341 (main): Call it to do most of the work.
4342 (cb): Move from global scope to set_callbacks ().
4343 (setup_callbacks): Get the callback pointer.
4344 (general_init, printer_init): Clean up code and comments.
4346 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4348 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
4351 2001-01-14 Kazu Hirata <kazu@hxi.com>
4353 * config/h8300/h8300.c (get_shift_alg): Update comments.
4355 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4357 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
4358 (alloc_page, ggc_alloc): Add casts to remove warnings.
4360 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4362 * combine.c (simplify_comparison): Don't change `code' when
4363 can't reverse comparison.
4365 2001-01-14 Richard Henderson <rth@redhat.com>
4367 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
4368 update all call sites. Return true for all non-label constants.
4370 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
4372 * i386.c (ix86_expand_compare): Add bypass_test and second_test
4374 (ix86_expand_branch): Update.
4375 (ix86_expand_setcc): Update to handle multiple test conditions.
4376 (expand_int_movcc): Likewise.
4377 (expand_fp_movcc): Likewise.
4378 * i386-protos.h (ix86_expand_compare): New.
4379 * i386.md (andqi_?_slp, orqi_?_slp): New.
4380 (conditional trap expander): Update call to ix86_expand_compare.
4382 2001-01-14 Richard Henderson <rth@redhat.com>
4384 * config/vax/vax.md: Use nonimmediate_operand instead of
4385 general_operand in destinations.
4387 * config/vax/vax.md (indirect_jump): Use register_operand.
4389 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
4390 * config/vax/vax.md (call_pop): Turn into an expander.
4391 (call_value_pop): Likewise.
4392 (call, call_value): New.
4394 2001-01-14 Andreas Jaeger <aj@suse.de>
4396 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
4398 (ix86_fp_compare_mode): Add unused attribute.
4399 (ix86_expand_fp_movcc): Remove unused variable.
4400 (ix86_expand_builtin): Make fcode unsigned.
4402 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
4403 (expand_expr): Add cast to avoid signed warning.
4404 (store_field): Likewise.
4405 (store_constructor_field): Likewise.
4406 (store_constructor): Likewise.
4407 (store_expr): Likewise.
4408 (clear_storage): Likewise.
4409 (emit_group_store): Likewise.
4410 (emit_group_load): Likewise.
4412 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4414 * c-common.c: Move format checking code to ...
4415 * c-format.c: ... here. New file. Reorder some functions and
4417 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
4419 * c-common.h (decl_handle_format_attribute,
4420 decl_handle_format_arg_attribute): Declare.
4421 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
4422 (c-common.o): Adjust dependencies.
4423 (c-format.o): New list of dependencies.
4425 2001-01-13 Jakub Jelinek <jakub@redhat.com>
4427 * unroll.c (loop_iterations): If we cannot prove iteration variable
4428 is set once in each iteration, punt.
4430 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
4432 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
4433 (*strlenhi): Remove clobber (which was buggy) of output address.
4435 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4437 * Makefile.in (generated-manpages): Add gcc.1
4438 ($(srcdir)/gcc.1): New target.
4439 (maintainer-clean): Delete $(srcdir)/gcc.1.
4440 * gcc.texi: Add macros @gccoptlist and @gol.
4441 * invoke.texi: Include option summary in manpage. Mark up option
4442 summary with @gccoptlist and @gol. Use @r in one place where
4444 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
4445 * gcc.1: Generate from invoke.texi.
4447 2001-01-13 Richard Henderson <rth@redhat.com>
4449 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
4450 (struct page_entry): Add group member.
4451 (struct page_group): New.
4452 (struct globals): Add page_groups member.
4453 (alloc_anon): Only define for using mmap; remove valloc call.
4454 (page_group_index): New.
4455 (set_page_group_in_use): New.
4456 (clear_page_group_in_use): New.
4457 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
4458 (free_page, release_pages): Likewise.
4459 * configure.in (with-gc): Default to ggc-page always.
4461 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4463 * reload1.c (replace_pseudos_in_call_usage): Use
4464 reg_equiv_constant and reg_equiv_address, and don't try
4465 regno_reg_rtx first.
4467 2001-01-13 Richard Henderson <rth@redhat.com>
4469 * ggc-page.c (alloc_page): Round up allocation size to one page.
4470 Set e->order on extra pages.
4472 2001-01-13 Richard Henderson <rth@redhat.com>
4474 * genrecog.c (nodes_identical): Expand commentary.
4475 (write_switch): Watch out for identical nodes.
4477 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4479 * cppfiles.c (_cpp_fake_include): New function.
4480 * cpphash.h (_cpp_fake_include): New.
4481 * cpplib.c (do_line): Call _cpp_fake_include when entering
4482 header files in preprocessed input.
4483 * cppmain.c (cb_pragma_implementation): Remove handling.
4484 (setup_callbacks): Don't register pragmas.
4486 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4488 * extend.texi: Udate for CPP.
4490 2001-01-13 Andreas Jaeger <aj@suse.de>
4492 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
4494 * regmove.c: Add prototype for replace_in_call_usage.
4496 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4498 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
4499 struct cpp_chunk, struct htab, struct toklist,
4500 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
4501 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
4502 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
4503 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4504 (struct macro_args): Delete.
4505 * cpphash.h: See above.
4507 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4509 * cppmain.c (struct printer): Remove no_line_dirs.
4511 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4512 : Use options rather than CPP_OPTION.
4513 (setup_callbacks): Use cb rather than pfile->cb.
4514 (main): No need to check for a buffer. Use cpp_errors.
4515 (printer_init): Don't set no_line_dirs.
4516 (maybe_print_line): Use options not no_line_dirs.
4517 (cb_file_change): Don't call print_line if -P.
4519 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4521 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4523 * c-parse.in (finish_parse): Use cpp_errors.
4524 (__yylex): Use return value of cpp_pop_buffer.
4525 * cp/lex.c (finish_parse): Use cpp_errors.
4526 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4528 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4530 * README.AVR: URLs corrected.
4532 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4534 * c-decl.c (start_function): Don't warn if old prototype is builtin
4535 that's not in C's namespace.
4536 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4537 (_bb): Add prototype for ctime.
4538 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4540 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4542 * i386.c (ix86_fp_comparison_arithmetics_cost,
4543 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4544 ix86_fp_comparison_cost): New functions.
4545 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4546 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4547 two-branch sequences; make static.
4548 (ix86_use_fcomi_compare): Do decision according to the costs.
4549 (split_fp_branch): New.
4550 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4551 * i386-protos.h (ix86_expand_fp_compare): Remove
4552 (ix86_split_fp_branch): Declare.
4554 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4555 and ix86_comparison_operator.
4557 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4560 * i386.c (put_condition_code): Output properly the unordered/ordered
4561 compares in fp case.
4562 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4564 * tm.texi (REVERSE_CONDITION): Document.
4565 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4566 in -ffast-math mode.
4567 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4569 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4571 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4573 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4576 * config/sh/sh.c (mova_p): Fix test for mova_const.
4578 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4580 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4581 cpp_get_options rather than dereferencing pfile and using
4583 * scan-decls.c (scan_decls): Use return value of
4584 cpp_pop_buffer rather than CPP_BUFFER.
4586 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4588 * cppinit.c (cpp_handle_option): help_only is now part of the
4589 cpp_options structure.
4590 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4591 cpp_set_callbacks): New functions.
4592 * cpplib.h (cpp_callbacks): Break out as a named structure.
4593 (cpp_options): Move help_only here from cpp_reader.
4594 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4595 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4596 cpp_set_callbacks): New prototypes.
4597 * cppmain.c (main): Update for help_only.
4599 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4601 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4602 Also build and remove and install and uninstall c-tree.info and
4604 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4605 ($(srcdir)/cppinternals.info): New target.
4606 * c-tree.texi: Change file name used when makeinfo used without -o
4607 from ir.info to c-tree.info. Add info directory entry.
4608 * cppinternals.texi: Add info directory entry.
4609 * .cvsignore: Update.
4611 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4613 * c-typeck.c (store_init_value): Don't require constant initializer
4614 elements with -pedantic -std=c99.
4615 (digest_init): Change error about non-constant initializer elements
4617 (constructor_range_end): Remove.
4618 (constructor_incremental, designator_depth,
4619 designator_errorneous): New variables.
4620 (struct constructor_stack): Remove range_end, add incremental.
4621 (struct constructor_range_stack, constructor_range_stack): New.
4622 (struct initializer_stack): Add constructor_range_stack.
4623 (finish_init): Set it.
4624 (start_init): Likewise. require_constant_elements for non-static
4625 trees only if not flag_isoc99.
4626 (really_start_incremental_init): Remove constructor_range_end, add
4627 constructor_incremental.
4628 (pop_init_level): Likewise.
4629 (push_init_level): Likewise. If implicit and the subobject had some
4630 value set already, preinitialize the level with it.
4631 Warn about missing braces only if not pushing due to designators.
4632 (set_designator, push_range_stack): New functions.
4633 (set_init_label): Use them.
4634 (set_init_index): Likewise. Remove constructor_range_end.
4635 Error if designator index is outside of array bounds.
4636 (add_pending_init): Compare values of purpose index trees, not the
4637 trees themselves. Allow overwriting of already initialized element.
4638 Issue a warning if it had side-effects.
4639 (set_nonincremental_init, set_nonincremental_init_from_string): New
4641 (pending_init_member): Rename to...
4642 (find_init_member): ...this function. Call set_nonincremental_init
4643 if necessary. Compare values of purpose index trees, not the trees
4644 themselves. Return the actual value, not just non-zero if something
4646 (output_init_element): Remove checks for duplicates.
4647 If field has zero size, only check the initializer for correctness.
4648 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4649 if constructor_incremental is zero. Change error about initializers
4650 not computable at load time into pedwarn.
4651 (output_pending_init_elements): Compare bit positions, not
4652 FIELD_DECLs to take into account zero-sized fields.
4653 (process_init_element): Use constructor_range_stack to fill all
4654 ranges in the designator lists from current level up.
4655 * extend.texi: Update documentation for labeled elements.
4657 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
4659 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
4660 to function usage for arguments passed by reference. Optimize
4661 callee-copied arguments.
4662 * regmove.c (replace_in_call_usage): New function.
4663 (fixup_match_1): Call it.
4664 * cse.c (cse_insn): Canonicalize registers in function usage.
4665 * reload1.c (replace_pseudos_in_call_usage): New function.
4668 * Makefile.in: Reverted yesterday's wrong patch. Installed the
4671 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4673 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
4676 2001-01-12 DJ Delorie <dj@redhat.com>
4678 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
4679 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
4682 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4684 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
4685 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
4686 -std options alongside references to -ansi. Update some
4687 documentation for C99.
4688 * cpp.1: Regenerate.
4690 2001-01-12 Andreas Jaeger <aj@suse.de>
4692 * haifa-sched.c (restore_line_notes): Remove argument block B
4694 * sched-ebb.c (schedule_ebb): Change caller.
4695 * sched-rgn.c (schedule_region): Likewise.
4696 * sched-int.h (restore_line_notes): Adjust prototype.
4698 * loop.h: Remove wrong declaration of doloop_condition_get.
4700 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4702 * extend.texi: Move C++-extension-related node from the C section
4703 into the C++ section.
4705 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4707 * extend.texi: Refer to an array of pointers to functions instead
4708 of one of functions.
4710 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
4711 Jan Hubicka <jh@suse.cz>
4713 * combine.c (reversed_comparison): Fix typo in last patch.
4715 (combine_reversed_comparison_code): Make static to follow
4716 prototype declaration.
4718 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4720 * install.texi: Remove misplaced duplicate entry.
4722 2001-01-11 Ulrich Drepper <drepper@redhat.com>
4724 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
4726 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
4728 * final.c: (leaf_function_p): Fix typo.
4730 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
4732 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
4733 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
4735 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
4736 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
4737 mmap_anon, and valloc is available.
4738 * ggc-page.c: Restructure ifdef logic to match new autoconf
4739 spec. Don't throw away the test page in init_ggc.
4741 * configure, config.in: Regenerate.
4743 2001-01-12 Michael Hayes <mhayes@redhat.com>
4745 * loop.h (total_biv_increment): Constify iv_class pointer.
4746 (struct induction): Replace `mem_mode' with `mem' rtx.
4747 * unroll.c (total_biv_increment): Constify iv_class pointer.
4748 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
4749 (find_mem_givs, combine_givs_p): Likewise.
4750 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
4752 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
4754 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
4756 (__gthread_getspecific): Ditto.
4758 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
4760 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
4761 put_condition_code): Convert fp comparison codes to integer
4763 (ix86_expand_fp_compare): Postnote the fp comparison code converison
4766 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
4767 * i386-protos.h (no_comparison_operator): Kill.
4769 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
4771 * combine.c (REVERSIBLE_CC_MODE): Remove.
4772 (reversible_comparison_p): Remove.
4773 (combine_reversed_comparison_code): New.
4774 (reversed_comparison): New.
4775 (combine_simplify_rtx): Use
4776 combine_reversed_comparison_code/reversed_comparison instead
4777 of reversible_comparison_p.
4778 (simplify_if_then_else): Likewise.
4779 (simplify_set): Likewise.
4780 (simplify_logical): Likewise.
4781 (if_then_else_cond): Likewise.
4782 (known_cond): Likewise.
4783 (simplify_comparison): Likewise.
4785 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
4787 * builtins.c (std_expand_builtin_va_start): Handle varargs when
4788 sizeof (int) is larger than sizeof(__word__).
4790 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4792 * cppinit.c (do_includes): Fix typo.
4794 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4796 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
4797 in S_REGS does not occur because not all sources are possible
4798 when a S_REGS is a destination (sometimes needs a clobber).
4799 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
4800 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
4801 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
4802 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
4803 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
4804 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
4805 (lshrdi_const1, lshrsi3_const16): Likewise.
4806 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
4807 (*movhi_68hc12, *movqi_68hc12): Likewise.
4808 (movstrictqi): Make sure reloading in D_REGS as a destination
4811 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4813 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
4815 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4817 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
4818 -D, -U and -A, and don't initialize the builtins.
4819 (do_includes): Error if -include or -imacros with -fpreprocessed.
4820 * cppmain.c (cb_define, cb_undef): Unconditionally process
4822 * tradcpp.c (main): Fix typo.
4824 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
4826 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
4827 (read_name_map): Use IS_ABSOLUTE_PATH.
4828 * tradcpp.c (get_filename): Likewise.
4830 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4832 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
4833 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
4834 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
4835 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
4836 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
4837 (cmphi_z_used): Don't use '@' for the output.
4838 (tstqi_z_used): Likewise.
4839 (cmpqi_z_used): Likewise.
4840 (one_cmplsi2): Likewise.
4842 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4844 * config/sh/sh.c (barrier_align): Recognize branch around far
4845 branch and redundant insn.
4847 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4849 * invoke.texi: Restore documentation of the drivers' switches -MD
4852 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4854 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
4856 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
4857 check-objc//%): Support parallel testing of multilibs.
4858 (TESTSUITEDIR): Set to testsuite by default, but override for
4860 (check-gcc, check-g++, check-g77, check-objc): Enter
4863 2001-01-11 Bernd Schmidt <bernds@redhat.com>
4865 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
4866 * sched-deps.c (deps_may_trap_p): Likewise.
4867 * basic-block.h: Remove a comment.
4868 * flow.c (PROP_POSTRELOAD): Remove.
4869 (update_life_info): Don't add it to prop_flags.
4870 (mark_set_1): Lose the code that was enabled by it.
4872 2001-01-11 Michael Hayes <mhayes@redhat.com>
4874 * flow.c (flow_call_edges_add): New.
4875 * basic_block.h (flow_call_edges_add): New.
4877 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
4879 * reload1.c (move2add_note_store): Update reg_set_luid even if
4880 base reg remains the same.
4882 2001-01-10 Nick Clifton <nickc@redhat.com>
4884 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
4885 machine_function structure to zero.
4886 Add prototypes for machine_status functions.
4888 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4890 * c-common.h (CTI_VOID_LIST): Remove.
4891 (void_list_node): Likewise.
4892 * tree.h (TI_VOID_LIST_NODE): New enumeral.
4893 (void_list_node): New macro.
4894 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
4895 * config/i386/i386.c (ix86_init_builtins): Likewise.
4896 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
4898 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4900 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
4901 * cppinit.c (cpp_start_read): Update comment, remove unneeded
4903 * tradcpp.c: Include mkdeps.h.
4904 (deps, print_deps_phony_targets, deps_append, output_deps,
4905 init_dependency_output, output_deps): New.
4906 (deps_buffer, deps_allocated_size, deps_size, deps_column,
4907 deps_output): Delete.
4908 (print_deps_missing_files): Rename deps_missing_files.
4909 (inhibit_output): Make global.
4910 (main): Delete inhibit_output, deps_stream, deps_target.
4911 Use mkdeps functionality in the same way as cpplib. Remove
4912 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
4913 -M and -MM. Remove old handling of deps via deps_out, and
4914 old reading of environment variables.
4915 (get_filename): Update to use deps_add_dep.
4917 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4919 * output.h (make_function_rtl): Remove prototype.
4920 (make_decl_rtl): Likewise.
4921 * varasm.c (make_function_rtl): Remove.
4922 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
4923 than from a third parameter.
4924 * tree.h (make_decl_rtl): Remove last parameter.
4925 * c-decl.c (builtin_function): Remove last argument in call to
4926 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
4927 (start_function): Likewise.
4928 * except.c (call_get_eh_context): Likewise.
4929 * expr.c (emit_block_move): Likewise.
4930 (clear_storage): Likewise.
4931 * profile.c (output_func_start_profiler): Likewise.
4932 * toplev.c (rest_of_decl_compilation): Likewise.
4933 * objc/objc-act.c (create_builtin_decl): Likewise.
4934 (synth_module_prologue): Likewise.
4935 (generate_static_reference): Likewise.
4936 (build_selector_reference_decl): Likewise.
4937 (build_class_reference_decl): Likewise.
4938 (build_objc_string_decl): Likewise.
4939 (build_protocol_reference): Likewise.
4941 2001-01-10 Richard Henderson <rth@redhat.com>
4943 * hwint.h: Revert yesterday's change.
4945 2001-01-10 Nick Clifton <nickc@redhat.com>
4947 * function.h (save_machine_status): Delete.
4948 (restore_machine_status): Delete.
4949 Amend comment describing {init|mark|free}_machine_status.
4951 * function.c (save_machine_status): Delete.
4952 (restore_machine_status): Delete.
4953 Amend comment describing {init|mark|free}_machine_status.
4954 (push_function_context_to): Remove invocation of
4955 save_machine_status.
4956 (pop_function_context_from): Remove invocation of
4957 restore_machine_status.
4959 * emit-rtl.c (init_emit_once): Amend comment describing
4960 {init|mark|free}_machine_status.
4962 * tm.texi (Per-Function Data): New node. Describe the
4963 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
4966 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4968 * cppinit.c (OPT_g): Remove.
4969 (cpp_handle_option): Update for removed -g3.
4970 (print_help): Update.
4971 * cpplib.h (struct cpp_options): Remove debug_output.
4972 * cppmain.c (setup_callbacks, cb_define): Update.
4973 * gcc.c (cpp_options): Translate -g3 to -dD.
4975 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
4977 * config/i960/i960.md: Change modifier to + on the zero_extract
4978 pattern after the (rotate -2 reg) canonicalization pattern.
4980 2001-01-10 Richard Henderson <rth@redhat.com>
4982 * config/alpha/alpha.c (alpha_free_machine_status): New.
4983 (override_options): Install it.
4984 (alpha_mark_machine_status): Verify machine non-null.
4985 * config/i386/i386.c (ix86_free_machine_status): New.
4986 (override_options): Install it.
4987 (ix86_init_machine_status): Use xcalloc.
4988 (ix86_mark_machine_status): Verify machine non-null.
4989 * config/ia64/ia64.c (ia64_free_machine_status): New.
4990 (ia64_override_options): Install it.
4991 (ia64_mark_machine_status): Verify machine non-null.
4993 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
4995 * function.c (instantiate_virtual_regs): Instantiate virtual
4996 registers found in CALL_INSN_FUNCTION_USAGE.
4998 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5000 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5001 equivalent to -ansi in disabling -Di386.
5003 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5005 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5007 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5009 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5011 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5013 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5015 * invoke.texi: Document that -fcond-mismatch isn't supported for
5018 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5020 * gcc.texi: Define macro gcctabopt.
5021 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5022 @command, @env and @option in some places where appropriate. Use
5023 @gcctabopt where appropriate. Put URLs and email addresses inside
5026 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5028 * gcc.c (cpp_options): Set MD file name from output
5029 filename, if specified.
5030 (suffix_subst): New static variable.
5031 (do_spec): Clear it.
5032 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5034 (give_switch): Handle suffix_subst.
5036 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5038 * invoke.texi: Fix another typo.
5040 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5042 * invoke.texi: Fix typo.
5044 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5046 * c-lang.c (lang_hooks): Update.
5047 (lang_decode_option): Remove.
5048 (lang_init_options): Rename c_init_options.
5049 * toplev.c (main): Use lang_hooks for lang_init_options
5050 and lang_decode_option.
5051 * toplev.h (lang_hooks): Add 2 new hooks.
5052 * tree.h: Remove lang_init_options and lang_decode_option.
5053 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5054 * cp/decl2.c: Similarly.
5055 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5056 (lang_hooks): Update.
5057 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5059 (lang_init_options): Rename ffe_init_options.
5060 (lang_hooks): Update.
5061 (lang_decode_option): Remove.
5062 * java/lang.c (lang_init_options): Rename java_init_options.
5063 (lang_decode_option): Rename java_decode_option.
5064 (lang_hooks): Update.
5065 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5066 (lang_decode_option): Rename objc_decode_option.
5067 (lang_hooks): Update.
5069 2001-01-09 Nick Clifton <nickc@redhat.com>
5071 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5072 (d30v_return_addr_rtx): Delete.
5073 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5074 cfun->machine structure.
5075 (struct machine_function): Move to d30v.h
5076 (d30v_save_machine_status): Delete.
5077 (d30v_restore_machine_status): Delete.
5078 (d30v_init_machine_status): New Function.
5079 (d30v_mark_machine_status): New Function.
5080 (d30v_free_machine_status): New Function.
5081 (d30v_init_expanders): Use new functions.
5082 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5083 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5084 d30v_return_addr_rtx.
5086 * config/d30v/d30v.h (struct_machine): Move here.
5087 Add eh_epilogue_sp_ofs field.
5089 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5090 field in cfun->machine structure.
5092 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5094 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5095 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5096 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5098 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5100 * objc/lang-options.h: Remove bogus reference to
5103 2001-01-09 Kazu Hirata <kazu@hxi.com>
5105 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5108 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5110 * reload.c (find_reloads_address): Check for eliminable registers
5111 when substituting a constant expression for a pseudo.
5113 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5115 * c-common.c (enum format_type): Add format_type_error.
5116 (decode_format_type): New function.
5117 (decl_attributes): Use it.
5118 (format_kind_info): Adjust comment.
5120 2001-01-09 David O'Brien <obrien@BSDi.com>
5122 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5123 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5125 * config/i386/gnu.h: Don't include required platform specific .h files,
5126 tm.h will do it instead.
5127 * config/i386/i386elf.h: Likewise.
5128 * config/i386/linux.h: Likewise.
5129 * config/i386/moss.h: Likewise.
5130 * config/mips/gnu.h: Likewise.
5132 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5134 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5135 (rs6000-ibm-aix3.[01]*): Likewise.
5136 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5137 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5138 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5139 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5140 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5141 (powerpc-*-eabiaix*): Likewise.
5142 (powerpc-*-eabisim*): Likewise.
5143 (powerpc-*-elf*): Likewise.
5144 (powerpc-*-eabi*): Likewise.
5145 (powerpc-*-rtems*): Likewise.
5146 (powerpc-*-linux*libc1): Likewise.
5147 (powerpc-*-linux*): Likewise.
5148 (powerpc-wrs-vxworks*): Likewise.
5149 (powerpcle-wrs-vxworks*): Likewise.
5150 (powerpcle-*-sysv*): Likewise.
5151 (powerpcle-*-elf*): Likewise.
5152 (powerpcle-*-eabisim*): Likewise.
5153 (powerpcle-*-eabi*): Likewise.
5154 (powerpcle-*-solaris2*): Likewise.
5155 * config/rs6000/aix31.h: Delete includes.
5156 * config/rs6000/aix3newas.h: Likewise.
5157 * config/rs6000/aix41.h: Likewise.
5158 * config/rs6000/aix43.h: Likewise.
5159 * config/rs6000/beos.h: Likewise.
5160 * config/rs6000/rtems.h: Likewise.
5161 * config/rs6000/sysv4.h: Likewise.
5163 2001-01-09 Kazu Hirata <kazu@hxi.com>
5165 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5166 Change an argument mode of machine_mode to shift_mode of
5167 shift_mode. Remove an extra error check.
5168 (emit_a_shift): Adopt to the new calling prototype of
5170 (function_prologue): Fix code for a monitor
5171 function. Support H8/S.
5172 (function_epilogue): Do not output pop for a monitor function.
5174 2001-01-09 Nick Clifton <nickc@redhat.com>
5176 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
5177 (setup_incoming_varargs): Use sysv_varargs_p field of the
5178 cfun->machine structure.
5179 (struct machine_function): Move to rs6000.h
5180 (rs6000_save_machine_status): Delete.
5181 (rs6000_restore_machine_status): Delete.
5182 (rs6000_init_machine_status): New Function.
5183 (rs6000_free_machine_status): New Function.
5184 (rs6000_init_expanders): Use new functions.
5186 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
5188 (struct machine_function): Move here.
5190 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5191 sysv_varargs_p field of the cfun->machine structure.
5193 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
5195 (rs6000_restore_machine_status): Remove prototype.
5197 2001-01-09 Richard Henderson <rth@redhat.com>
5199 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
5200 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
5201 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
5202 (sched_analyze_2, sched_analyze_insn): Likewise.
5203 (sched_analyze, init_deps): Likewise.
5204 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
5205 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
5206 (compute_block_backward_dependences): Update propagate_deps call.
5208 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
5210 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
5212 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5214 * cppinit.c (OPT_MD, OPT_MMD): Restore.
5215 (cpp_handle_option): Handle them.
5216 (cpp_post_options): Ensure one of -M or -MM is specified with
5217 any other -M? option.
5218 (init_dependency_output): Suppress output with -MG.
5220 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5223 * invoke.texi: Update.
5225 2001-01-09 Bernd Schmidt <bernds@redhat.com>
5227 * sh.md (reload_outsf): Generate recognizable patterns for
5230 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5232 * c-lang.c (lang_hooks): Update.
5233 (lang_init): Rename c_init.
5234 (lang_finish): Remove.
5235 * toplev.c (compile_file): Use lang_hooks for lang_init ()
5237 * toplev.h (lang_hooks): Add init () and finish ().
5238 * tree.h (lang_init, lang_finish): Remove.
5239 * cp/tree.h (lang_init, lang_finish): Remove.
5240 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
5241 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
5243 (lang_init, lang_finish): Remove.
5244 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
5245 (lang_hooks): Update.
5246 * java/lang.c (lang_init): Rename java_init.
5247 (lang_finish): Remove.
5248 (lang_hooks): Update.
5249 * objc/objc-act.c (lang_init): Rename objc_init.
5250 (lang_finish): Remove.
5251 (lang_hoooks): Update.
5253 20001-01-09 Graham Stott <grahams@redhat.com>
5255 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
5256 after `ptr` is initialised.
5258 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5260 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
5261 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
5262 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
5263 stack adjusts, instead of r3.
5265 2001-01-09 Michael Hayes <mhayes@redhat.com>
5267 * flow.c (flow_loop_scan): Break out of ...
5268 (flow_loops_find) ... here.
5269 * basic-block.h (flow_loop_scan): New.
5270 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
5271 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
5273 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5275 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
5277 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
5278 realloc()ing macro_buffer.
5280 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
5281 if it's wider than long and the target's long is wider than the
5284 2001-01-09 Mark Mitchell <mark@codesourcery.com>
5286 Remove support for using UWIN as a host machine.
5287 * configure.in: Issue an error message.
5288 * configure: Regenerated.
5289 * config.gcc: Remove xm_* UWIN configury.
5290 * config/i386/xm-uwin.h: Remove.
5292 2001-01-08 Nick Clifton <nickc@redhat.com>
5294 * config/v850/v850.c (ra_rtx): Delete.
5295 (v850_save_machine_status): Delete.
5296 (v850_restore_machine_status): Delete.
5297 (v850_init_machine_status): New function.
5298 (v850_mark_machine_status): New function.
5299 (v850_free_machine_status): New function.
5300 (v850_return_addr): Use ra_rtx field in machine structure.
5301 (v850_init_expanders): Use new functions.
5303 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
5304 * config/v850/v850.c: Change arguments to v850_output+* functions
5305 to take a const char *, to avoid compile time warning.
5306 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
5307 (USER_LABEL_PREFIX): Redefine.
5309 2000-01-08 Jim Wilson <wilson@redhat.com>
5311 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
5312 1 to unsigned HOST_WIDE_INT before left shift.
5314 2001-01-08 Nick Clifton <nickc@redhat.com>
5316 * config/arm/arm.c (arm_mark_machine_status): Check to see if
5317 the machine structure has been allocated.
5318 (arm_free_machine_status): New function: Free the machine
5319 specific function structure.
5321 2001-01-08 Richard Henderson <rth@redhat.com>
5323 * jump.c (simplejump_p): Revert last change.
5325 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
5327 * cppinit.c (init): Rename init_library.
5328 (cpp_create_reader): Update.
5329 * gcc.c (cpp_options): If -o given, use it as the target of
5332 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5334 * arm.c (arm_arch5e): New variable.
5335 (all_cores): XScale is a 5TE device.
5336 (arm_override_options): Set arm_arch5e.
5337 (arm_init_builtins): __builtin_prefetch is in arch5e.
5338 * arm.h (arm_arch5e): Declare it.
5340 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
5342 * arm.md (define_constants): Add defines for UNSPEC and
5343 UNSPEC_VOLATILE insns. Update all users.
5344 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
5345 * arm.c (multi_register_push, note_invalid_constants)
5346 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
5347 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
5348 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
5350 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
5352 * jump.c (jump_optimize_1): Use reversed_comparison_code
5353 instead of can_reverse_comparison_p.
5354 (jump_back_p): Likewise.
5355 (invert_exp_1): Likewise.
5356 (thread_jumps): Likewise.
5357 * simplify-rtx.c (simplify_unary_operation): Likewise.
5358 (simplify_ternary_operation): Likewise.
5359 * cse.c (find_comparison_args): Convert to use
5360 can_reverse_comparison_p.
5361 (record_jump_equiv): Likewise.
5363 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5365 * arm.h (HARD_REGNO_RENAME_OK): Delete.
5366 (EPILOGUE_USES): Define.
5367 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
5368 automatically stack the LR if it isn't live.
5370 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
5372 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
5375 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
5377 * ggc-page.c (max_alignment): New structure.
5378 (MAX_ALIGNMENT): New macro.
5379 (init_ggc): Use it to round up the sizes in the
5380 extra_order_size_table.
5382 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5384 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
5387 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5389 * builtins.def (BUILT_IN_FPRINTF): New entry.
5391 * c-common.c (c_expand_builtin_fprintf): New function.
5392 (init_function_format_info): Handle __builtin_fprintf.
5393 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
5394 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
5396 * c-decl.c (duplicate_decls): Adjust comment.
5398 * extend.texi (fprintf): Document new builtin.
5400 2001-01-07 Richard Henderson <rth@redhat.com>
5402 * jump.c (simplejump_p): Recognize any single_set jump
5405 2001-01-07 Richard Henderson <rth@redhat.com>
5407 * configure.in (slibdir): Accept an --with-slibdir option.
5408 Use "test" not "[" in configure. Default to $(libdir).
5410 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
5412 * config/t-aix43 (SHLIB_INSTALL): Likewise.
5413 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
5414 (SHLIB_LINK): Create links for the soname.
5415 * config/mips/t-iris6: Likewise.
5416 * config/sparc/t-slibgcc: Likewise.
5417 * config/sparc/t-slibgcc-sld: Likewise.
5419 2001-01-07 Jakub Jelinek <jakub@redhat.com>
5421 * config/i386/i386.c (constant_call_address_operand): Accept
5422 (const (plus (symbol_ref) (const_int))).
5423 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
5424 constant_call_address_operand.
5426 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5428 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
5429 and LONG_LONG_TYPE_SIZE > 32.
5431 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5433 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
5434 the previous change.
5436 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
5438 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
5440 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
5441 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
5442 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
5445 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5447 * fix-header.c (read_scan_file): s/pfile/scan_in/.
5449 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5451 * c-lang.c (c_post_options): Call cpp_post_options.
5452 * objc/objc-act.c (objc_post_options): Similarly.
5453 * cppmain.c (main): Similarly.
5454 * fix-header.c (read_scan_file): Similarly.
5455 * cppinit.c (cpp_start_read): Move option consistency checks
5456 to cpp_post_options. Don't call init_dependency_output.
5457 If needed, add default target and main file dependency.
5458 (OPT_MD, OPT_MMD): Remove.
5460 (cpp_handle_option): Update for OPT_* changes.
5461 (cpp_post_options): New.
5462 (init_dependency_output): Command line -MF overrides environment
5463 variables. Don't set default target etc. Suppress output
5464 if dependencies are going to stdout.
5465 (print_help): Update.
5466 * cpplib.h (cpp_post_options): New.
5467 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
5469 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
5471 * jump.c (comparison_dominates_p): Support unordered compares.
5473 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
5475 * simplify-rtx.c (simplify_relational_operation): Always simplify
5476 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
5479 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
5481 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
5482 (nonzero_bits): Likewise.
5483 (simplify_comparison): Likewise.
5484 (num_sign_bit_copies): Likewise; return more sane value depending
5485 on STORE_FLAG_VALUE.
5486 (known_cond): Do not assume EQ to be always true for equivalent
5489 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
5491 * cse.c (fold_rtx): Handle unordered comparisons.
5493 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
5495 * rtlanal.c (set_of_1): New static function.
5496 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
5497 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
5498 reg_set_last_last_regno): Remove.
5499 (set_of): New global function.
5500 (set_of_data): New structure.
5501 (reg_set_p, reg_set_last): Revamp for set_of.
5502 * rtl.h (set_of): New.
5504 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5506 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5507 * extend.texi: Document _Exit builtin.
5509 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5511 * (initialize, initialize_builtins,
5512 initialize_dependency_output, initialize_standard_includes):
5513 Rename s/initialize/init. Update.
5514 (init_dependency_output): Move to after
5515 cpp_handle_options, the correct location temporally at least.
5516 (opt_comp): Move next to init (), its caller. Fix prototype.
5517 (init): Make "initialized" local scope.
5518 (cpp_create_reader): Always call init ().
5519 (cpp_start_read): Update.
5520 (output_deps): New function, broken out of cpp_finish.
5521 (cpp_finish): Break out output_deps.
5523 2001-01-07 Richard Henderson <rth@redhat.com>
5525 * collect2.c (COFF specific stuff): Revert 12-06 patch
5526 to prototype system functions.
5528 2001-01-07 Michael Hayes <mhayes@redhat.com>
5530 * hard-reg-set.h: Add multiple include guard.
5531 * basic-block.h (struct loop): Add `sink' field.
5532 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5533 (emit_iv_add_mult): Delete.
5534 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5535 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5536 (unroll_loop): Remove end_insert_before argument.
5537 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5538 (maybe_eliminate_biv_1): Likewise.
5539 (emit_iv_add_mult): Delete.
5540 (gen_add_mult, loop_regs_update): New.
5541 (loop_insn_emit_after, loop_insn_emit_before): New.
5542 (loop_insn_sink, loop_insn_sink_or_swim): New.
5543 (emit_iv_add_mult): Delete.
5544 (scan_loop): Set loop->sink.
5545 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5546 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5547 (maybe_eliminate_biv_1): Likewise.
5548 (maybe_eliminate_biv_1): Add basic block argument.
5549 * unroll.c (unroll_loop): Remove end_insert_before argument.
5550 (find_splittable_regs): Likewise.
5551 (find_splittable_regs): Use loop_insn_sink and its ilk.
5552 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5554 2001-01-07 Michael Hayes <mhayes@redhat.com>
5556 * loop.h (loop_insn_hoist): New prototype.
5557 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5558 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5559 (check_dbra_loop, load_mems): Likewise.
5560 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5561 (find_splittable_givs): Likewise.
5563 2001-01-07 Michael Hayes <mhayes@redhat.com>
5565 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5567 2001-01-07 Richard Henderson <rth@redhat.com>
5569 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5571 2001-01-07 Richard Henderson <rth@redhat.com>
5573 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5574 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5575 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5576 variant that handles a shared libgcc.
5577 (process_command): Always validate -{static,shared}-libgcc.
5578 (do_spec_1): New 'M' case.
5579 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5581 2001-01-07 Richard Henderson <rth@redhat.com>
5583 * Makefile.in (slibdir): New variable.
5584 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5585 (installdirs): Create slibdir.
5586 (install-libgcc, install-multilib): Defer to libgcc.mk.
5587 * configure.in (slibdir): Substitute.
5588 * mklibgcc.in (install): New target.
5590 * config/t-linux (SHLIB_LINK): Create links for the soname.
5591 (SHLIB_INSTALL): New.
5592 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5593 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5594 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5595 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5596 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5598 2001-01-07 Richard Henderson <rth@redhat.com>
5600 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5601 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5602 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5604 2001-01-07 Michael Hayes <mhayes@redhat.com>
5606 * loop.c (count_loop_regs_set): Delete.
5607 (load_mems_and_recount_loop_regs_set): Delete.
5608 (loop_regs_scan): Merge common code from count_loop_regs_set,
5609 scan_loop, and load_mems_and_recount_loop_regs_set.
5610 (scan_loop): Call load_mems directly and loop_regs_scan
5611 again if new registers created.
5613 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5615 * toplev.c (main): Call the front-end specific post_options
5616 hook if one is given.
5617 * toplev.h (struct_lang_hooks, lang_hooks): New.
5618 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5619 for the C front end.
5620 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5621 lang_hooks for the C++ front end.
5622 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5623 lang_hooks for the ObjC front end.
5624 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5625 * java/lang.c (lang_hooks): Hooks for the Java front end.
5627 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5629 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5630 for verbose DWARF[2] debugging.
5631 (cb_define, cb_undef): The new callbacks.
5632 * toplev.h (debug_define, debug_undef): Make const correct.
5633 * toplev.c (debug_define, debug_undef): Similarly. Do not
5634 perform the verbosity tests here anymore.
5636 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5638 * reload.c (subst_reloads): Take INSN argument. When
5639 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5640 * reload.h (subst_reloads): Adjust prototype.
5641 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5642 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5643 present in JUMP_INSNs and copy them to JUMP_LABEL.
5644 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5645 JUMP_INSNs and insns with REG_LABELs that are followed by
5646 JUMP_INSNs with the same REG_LABEL.
5647 * sched-rgn.c (is_cfg_nonregular): Likewise.
5648 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5650 * unroll.c (unroll_loop): Look for REG_LABEL notes in
5652 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
5654 2001-01-06 Richard Henderson <rth@redhat.com>
5656 * loop.c (scan_loop): Use xcalloc for the regs array.
5657 (load_mems_and_recount_loop_regs_set): Zero the new memory
5658 received from xrealloc.
5660 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
5662 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
5664 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
5666 * integrate.c (copy_rtx_and_substitute): When copying
5667 an ignored return value, strip REG_FUNCTION_VALUE_P.
5669 2001-01-06 Michael Hayes <mhayes@redhat.com>
5671 * loop.c (debug_biv, debug_giv): New.
5672 (loop_biv_dump): Break out from ...
5673 (record_biv): ... here.
5674 (loop_giv_dump): Break out from ...
5675 (record_giv): ... here.
5676 (loop_bivs_check): Use print_simple_rtl.
5677 * unroll.c (loop_iterations): Use print_simple_rtl.
5679 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5681 * pa.md (return, return_internal): Modify patterns to prevent regrename
5682 mucking with the return pointer.
5684 2001-01-05 Richard Henderson <rth@redhat.com>
5686 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
5688 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
5690 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
5691 version supplied by Matteo Frigo.
5693 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5695 * cpp.texi: Update for -MQ.
5696 * cppinit.c (cpp_create_reader): Always create pfile->deps.
5697 (cpp_cleanup): Always free pfile->deps.
5698 (initialize_dependency_output): Don't create pfile->deps.
5699 (cpp_handle_option): Similarly.
5701 * gcc.c (cpp_options): Handle -MQ.
5702 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5703 * mkdeps.c (base_name): Remove.
5704 (deps_init): Don't allocate vector space until it's needed.
5705 (deps_free): Only free vectors if allocated.
5706 (deps_add_target, deps_add_dep): Update for initial allocation.
5707 (deps_add_default_target): Don't strip to the base_name.
5709 2001-01-05 DJ Delorie <dj@redhat.com>
5711 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
5712 (INIT_EXPANDERS): Define.
5714 * config/v850/v850.c (struct machine_function): Define.
5715 (v850_save_machine_status): New function.
5716 (v850_restore_machine_status): New function.
5717 (v850_return_addr): New function.
5718 (v850_init_expanders): New function.
5720 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
5721 and v850_init_expanders.
5723 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5725 * cpplib.h (struct cpp_reader): Add help_only field.
5726 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
5727 (cpp_handle_option): Set pfile->help_only if we see -h,
5728 --help, -target-help, or --version. Print version string but
5729 do not set help_only if we see -v or -version. Make text
5730 printed by -v match that printed by (-)-version.
5732 * cppmain.c (main): Exit after option parsing if
5733 pfile->help_only is true.
5735 * toplev.c (independent_decode_option): Call print_version,
5736 then exit, if we see --version (but not -version).
5737 (print_version): Split lengthy message into two lines.
5739 2001-01-05 Nick Clifton <nickc@redhat.com>
5741 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
5742 temporary string for initialisation before calling ggc_alloc_string.
5744 2001-01-06 Michael Hayes <mhayes@redhat.com>
5746 * rtl.h (print_simple_rtl): New.
5747 * print-rtl.c (print_simple_rtl): New.
5749 (print_rtx): Disable printing of flags and modes, etc.,
5750 if `flag_simple` nonzero.
5752 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5754 * function.c (fixup_var_refs): Use push_to_full_sequence where
5757 2001-01-05 Michael Meissner <meissner@redhat.com>
5759 * flags.h (flag_reorder_blocks): Add declaration.
5760 (flag_rename_block): Ditto.
5762 2001-01-05 DJ Delorie <dj@redhat.com>
5764 * function.c (reorder_blocks): Make sure the flags are all reset
5765 before using them to mark blocks, else a second invocation will
5766 corrupt the block chain.
5767 (reorder_blocks_0): New, resets the flags.
5769 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
5771 * cse.c (find_comparison_args): Stop if the argument is known to
5774 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5776 * config/sh/sh.md (movdf): When splitting load into pair of
5777 registers, don't clobber the register used in the address too
5780 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
5782 * varasm.c (mark_constant_pool): Improve initial comments.
5783 (mark_constants): Move marking of constants to mark_constant.
5784 (mark_constant): New function to recursively mark all constants
5785 referred to by a constant.
5787 2001-01-05 Catherine Moore <clm@redhat.com>
5789 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
5791 2001-01-05 Phil Edwards <pme@sources.redhat.com>
5793 * cp/lang-options.h: Bring comment in line with reality.
5794 * f/lang-options.h: Likewise.
5795 * java/lang-options.h: Likewise.
5796 * objc/lang-options.h: Likewise.
5797 * ch/lang-options.h: Likewise.
5798 * f/g77.texi: And update the manual.
5800 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
5801 Denis Chertykov <denisc@overta.ru>
5803 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
5804 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
5805 * config/avr/avr.md (all peepholes that request a scratch register):
5806 Call it, FAIL the peephole if not safe (in interrupt functions).
5808 2001-01-05 Mark Mitchell <mark@codesourcery.com>
5810 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
5812 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
5814 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
5816 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
5817 BUILT_IN_CREAL and BUILT_IN_CIMAG.
5818 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
5819 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
5820 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
5822 * extend.texi: Document these builtins.
5824 2001-01-05 Daniel Berlin <dberlin@redhat.com>
5826 * c-common.c (lang_get_alias_set): Say we know nothing of
5827 VECTOR_TYPE aliasing.
5829 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
5831 2001-01-05 Bruce Korb <bkorb@gnu.org>
5833 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
5834 their x* equivalent versions for atexit-less systems
5835 * fixinc/fixincl.c(main): do not return from main() on atexit-less
5836 systems (or any other system any more).
5838 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
5840 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
5841 output operands. Use arm_hard_register_operand for operand 4.
5842 (stmsi_postinc): Similarly.
5843 (ldmsi): Use arm_hard_register_operand for opernand 2.
5845 * arm.c (arm_hard_register_operand): New function.
5846 * arm-protos.h (arm_hard_register_operand): Prototype it.
5848 * arm.h (HARD_REGNO_RENAME_OK): Define.
5850 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
5852 * simplify-rtx.c (cfc_args): add "unordered" field.
5853 (check_fold_consts): Set unordered field.
5854 (simplify_relational_operation): Simplify the unordered
5857 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
5860 * emit-rtl.c (try_split): Fix code to mark labels.
5861 * jump.c (mark_jump_label): Make global.
5862 * rtl.h (mark_jump_label): Declare.
5864 * predict.c (estimate_probability): Handle unordred comparisons.
5866 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5868 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
5869 * cppinit.c (initialize_dependency_output): Update.
5870 (cpp_finish): Output dummy targets for -MP.
5872 (cpp_handle_option): Handle -MP. Don't quote -MT options.
5873 * cpplib.h (struct cpp_options): Add deps_phony_targets.
5874 * gcc.c (cpp_options): Update to handle -MP.
5875 * mkdeps.c (deps_add_target, deps_add_default_target): Update
5876 to quote only the default target.
5877 (deps_phony_targets): Insert a preceding newline. Rename from
5878 deps_dummy_targets for consistency.
5881 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5883 * calls.c (emit_library_call_value_1): Support
5884 INIT_CUMULATIVE_LIBCALL_ARGS.
5885 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
5887 2001-01-04 Richard Henderson <rth@redhat.com>
5889 * c-decl.c (finish_struct): Detect flexible array members
5890 used in an inappropriate context.
5891 * c-typeck.c (really_start_incremental_init): Special case
5892 constructor_max_index for zero length arrays.
5893 (pop_init_level): Allow initialization of flexible array
5894 members. Deprecate initialization of zero length arrays.
5895 Don't issue missing initializer warning for flexible array
5896 members or zero length arrays.
5897 (process_init_element): Don't dereference null DECL_SIZE.
5898 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
5899 Don't abort for empty constructors. Use size_binop
5900 (output_constructor): Add commentary regarding zero length
5901 array futures. Abort if we try to initialize an array of
5902 unspecified length with a non-empty constructor in the middle
5905 * extend.texi (Zero Length): Update and clarify documentation
5906 on static initialization.
5908 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5910 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
5911 with more than 32767 words of local storage.
5913 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5915 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
5916 for 'abs', 'labs', and 'fabs'.
5917 (c4x_expand_builtin): Likewise.
5918 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
5920 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5922 * config/sh/sh.md (prget, prset): New insn types.
5923 (return delay slot): Dont' allow prset.
5924 (call, sfunc delay slot): Don't allow prget.
5925 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
5926 for prset and prget.
5928 2001-01-05 Michael Hayes <mhayes@redhat.com>
5930 * loop.h (struct loop_reg): New.
5931 (struct loop_regs): Change to use array of `struct loop_reg'.
5932 * loop.c: Replace assortment of varrays with single regs array.
5933 (count_one_set): Delete may_not_move array argument
5934 and use regs array instead. All caller's changed.
5935 (count_loop_regs_set): Delete may_not_move and single_usage
5936 arguments and use regs array instead. All caller's changed.
5937 (find_single_use_in_loop): Replace usage array argument with pointer
5938 to regs structure. All caller's changed.
5939 (loop_optimize): Delete `moved_once' array.
5941 2001-01-05 Michael Hayes <mhayes@redhat.com>
5943 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
5944 Use it instead of loop_info->has_call for scanning loop mems.
5945 (check_dbra_loop): Replace loop_info->has_call test with
5946 loop_info->has_nonconst_call.
5948 2000-01-04 Matthew Hiller <hiller@redhat.com>
5950 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
5953 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5955 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
5956 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
5958 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5960 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
5961 (flag_short_double, flag_short_wchar): Define.
5962 (c_common_nodes_and_builtins): Create many tree nodes shared
5963 between C and C++ here instead of in cp/decl.c and ...
5964 * c-decl.c (init_decl_processing): ... here.
5965 (SIZE_TYPE, WCHAR_TYPE): Don't define.
5966 (flag_short_double, flag_short_wchar): Don't define.
5967 (record_builtin_type): New function.
5968 (build_void_list_node): New function.
5969 * c-common.h (flag_short_double, flag_short_wchar,
5970 record_builtin_type, build_void_list_node): Declare.
5972 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
5974 * integrate.c (expand_inline_function): Don't put a virtual
5975 register into the reg map.
5977 * function.c (fixup_var_refs_1): If force_operand didn't put
5978 the address into the target, move it there.
5980 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5982 Special-case tree_decl/tree_list allocations.
5983 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
5984 (OBJECT_SIZE): New macro.
5985 (NUM_EXTRA_ORDER): Likewise.
5986 (extra_order_size_table): New variable.
5987 (NUM_ORDERS): New macro.
5988 (objects_per_page_table): New variable.
5989 (object_size_table): New variable.
5990 (G.pages): Use NUM_ORDERS to bound the array.
5991 (G.page_tails): Likewise.
5992 (DIV_ROUND_UP): Remove.
5993 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
5994 (alloc_page): Use OBJECT_SIZE.
5995 (size_lookup): Don't make it const.
5996 (ggc_alloc): Use OBJECT_SIZE.
5997 (ggc_set_mark): Likewise.
5998 (ggc_get_size): Likewise.
5999 (init_ggc): Set up the object_size_table, objects_per_page_table,
6000 and adjust size_lookup.
6001 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6002 (ggc_pop_context): Use NUM_ORDERS.
6003 (clear_marks): Likewise.
6004 (sweep_pages): Likewise.
6005 (poison_pages): Likewise.
6006 (ggc_print_statistics): Use OBJECT_SIZE.
6008 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6010 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6011 Only call array_size_for_constructor if last field and array type
6012 with no upper bound.
6014 2001-01-04 Philip Blundell <philb@gnu.org>
6016 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6017 from bit 31 downwards, if this requires no more insns.
6018 (count_insns_for_constant): New helper function for above.
6020 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6022 * gencodes.c (output_predicate_decls): Remove empty initializer.
6024 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6026 * tree.c (copy_node): Remove documentation about obstacks.
6027 (buidl1): Check that nobody tries to build 2-argument nodes this
6030 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6032 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6035 * gencodes.c (output_predicate_decls): Fill empty initializer
6038 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6040 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6041 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6043 (do_include): Handle missing headers like cpp0.
6044 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6045 paths with first include pathname. Don't strcat to uninitialized
6048 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6050 * regrename.c (regrename_optimize): Don't rename from frame pointer
6051 if frame_pointer_needed.
6052 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6053 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6054 (ia64_reorg): Use it instead of scheduling if ! optimize.
6055 (errata_emit_nops): Properly call asm_noperands.
6056 (ia64_sched_reorder): Finish cycle if we see an asm.
6057 (ia64_variable_issue): Clear scheduling state after asms.
6059 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6061 * cpp.texi: Update for -MT.
6062 * cppinit.c (initialize_dependency_output): Add a default
6063 target if none has been given already.
6064 (no_tgt, OPT_MT): New.
6065 (cpp_handle_option): Handle -MT. Update -M etc.
6066 * cpplib.h (struct cpp_options): Remove deps_target.
6067 * gcc.c (cpp_options): Handle -MT.
6068 * mkdeps.c (struct deps): Move from mkdeps.h.
6069 (deps_calc_target): Rename deps_add_default_target. Add a
6070 default target if none has been specified already.
6071 * mkdeps.h (struct deps): Move to mkdeps.c.
6072 (deps_calc_target): Rename deps_add_default_target.
6074 2000-01-03 Richard Henderson <rth@redhat.com>
6076 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6078 * c-typeck.c (push_init_level): Move checks for flexible array
6079 members and zero length arrays ...
6080 (pop_init_level): ... here. Silently discard empty initializations.
6082 * varasm.c (output_constructor): Update for sizeof change to
6085 * extend.texi (Zero Length): Clarify semantics.
6087 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6089 * configure.in (tm.h): Include isns-codes.h last.
6090 * configure: Rebuilt.
6092 2001-01-03 Richard Henderson <rth@redhat.com>
6094 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6095 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6097 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6099 * tradcpp.c (main): Make sure finclude() is called with a valid
6100 indepth value while handling -include.
6102 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6104 * gencodes.c (output_predicate_decls): New function.
6106 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6107 even if it is not the first time machmode.h is #included.
6108 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6109 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6110 * gcc.texi (Copyright): Added 2001.
6112 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6114 * c-common.c (c_common_lang_init): New function. Warn if format
6115 warning options which only have effects when used with -Wformat
6116 are used without -Wformat.
6117 * c-common.h (c_common_lang_init): Declare.
6118 * c-lang.c (lang_init): Call c_common_lang_init.
6119 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6121 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6123 * configure.in: Check for the mktemp command.
6124 * configure: Regenerate.
6125 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6126 $TEMP. Create temporary files with mktemp, if available at
6127 configure time; otherwise use set -C. Remove temporary files
6130 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6132 * configure.in: Require at least texinfo 4.0. Check for whether
6133 Pod::Man is sufficiently recent to regenerate GCC manpages.
6134 * configure: Regenerate.
6135 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6137 (GENERATED_MANPAGES): Define.
6138 (generated-manpages): New target. Depend on cpp.1 as well as
6140 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6141 configure to generated-manpages or empty) rather than on the
6142 manpages directly. Remove execute permission from installed
6143 gcov.1 as well as cpp.1.
6144 * cpp.1, gcov.1: Regenerate.
6146 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6148 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6149 tree_low_cst. Allow using cmpstrsi in more cases.
6151 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6153 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6156 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6158 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6159 * Makefile.in (HOST_CFLAGS): Mention build-make.
6161 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6163 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6166 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6168 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
6171 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
6174 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
6175 reg_base_value and reg_known_value arrays.
6176 (init_alias_analysis): Add more cases to detect known values.
6177 * sched-deps.c (deps_may_trap_p): New function.
6178 (sched_analyze_2): Use it.
6180 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6182 * combine.c (simplify_shift_const): Even if we're sign-extracting,
6183 don't discard an ASHIFTRT if we're shifting in a wider mode.
6185 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6187 * toplev.c (rest_of_compilation): Don't print basic block information
6188 when CFG isn't up to date.
6190 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
6192 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
6193 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
6194 (UNALIGNED_SHORT_ASM_OP): Define.
6195 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
6197 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6199 * fold-const.c (fold_convert): Fix typo.
6201 2001-01-02 Richard Henderson <rth@redhat.com>
6203 * c-common.h (ASM_INPUT_P): New.
6204 * c-parse.in (asm): Set it when needed.
6205 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
6206 existance of an operand.
6208 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
6210 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
6211 (dwarf2out_frame_debug_expr): Likewise.
6212 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
6214 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
6216 * i386.c (ix86_split_to_parts): Return number of part required;
6218 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
6220 (ix86_split_long_move): Use number of part returned
6221 by ix86_split_to_parts
6222 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
6224 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
6225 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
6226 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
6227 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
6228 (ALIGN_MODE_128): Add TFmode.
6229 (IS_STACK_MODE): Likewise.
6230 (HARD_REGNO_NREGS): TFmode needs 3 registers.
6231 (HARD_REGNO_OK): Support TFmodes.
6232 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
6233 * i386.md (scheduler definitions): Use memory operand to determine
6234 fst/fld instructions; use mode attribute to determine real mode of
6236 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
6237 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
6239 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6241 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
6243 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6245 * expr.c (store_constructor_field): Update ALIGN before calling
6248 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6250 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
6253 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6255 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
6258 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6260 * c-decl.c (start_function): Don't warn on third parameter to main.
6262 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6264 * tsystem.h: Define HAVE_DECL_GETOPT.
6266 2001-01-02 Philip Blundell <pb@futuretv.com>
6268 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
6271 2001-01-02 Richard Henderson <rth@redhat.com>
6273 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
6275 2001-01-02 Andreas Jaeger <aj@suse.de>
6277 * c-decl.c (c_decode_option): Remove support of
6280 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
6281 (W_options): Add -Wmissing-noreturn here.
6283 * flow.c: Define lang_missing_noreturn_ok_p.
6284 (check_function_return_warnings): Use it.
6286 * c-common.h: Declare lang_missing_noreturn_ok_p.
6288 * c-lang.c (c_missing_noreturn_ok_p): New function.
6289 (lang_init): Set lang_missing_noreturn_ok_p.
6291 * invoke.texi (Warning Options): Document this.
6293 2000-12-27 Phil Edwards <pme@sources.redhat.com>
6295 * extend.texi (C++ Extensions): New node for C++ attributes;
6296 describe init_priority and com_interface.
6297 * invoke.texi: Remove -finit-priority as it now has zero effect.
6298 * install.texi: Fix xref syntax.
6299 * md.texi: Likewise.
6301 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6303 * config.gcc (sparc64-wrs-vxworks*): New case.
6304 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
6306 * config/sparc/sparc.c (sparc_override_options): Do support different
6307 pointer and architecture size.
6308 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
6309 (POINTERS_EXTEND_UNSIGNED): Define.
6310 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
6311 (FUNCTION_MODE): Define to be Pmode.
6312 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
6314 * function.c (expand_function_end): Properly handle DECL_RESULT
6315 and copy when ptr_mode != Pmode.
6316 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
6318 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6320 * c-common.c (c_common_nodes_and_builtins): Set prototype
6321 parameters for __builtin_fputs, __builtin_fputc and
6322 __builtin_fwrite. Don't declare plain fputc as a builtin.
6324 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6326 * loop.c (add_label_notes): Increment the label usage count when
6327 a note is added to an insn which refers to a CODE_LABEL.
6328 * gcse.c (add_label_notes): Likewise.
6330 2001-01-01 Andreas Jaeger <aj@suse.de>
6332 * loop.c (scan_loop): Use xmalloc to allocate movables.
6334 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6336 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
6337 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
6338 * reload1.c (REGISTER_MOVE_COST): Likewise.
6339 * regclass.c (REGISTER_MOVE_COST): Likewise.
6340 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
6341 dimension. Adjust all users.
6342 (init_reg_sets_1): Iterate on all modes.
6343 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
6344 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
6345 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
6346 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
6347 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
6348 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
6349 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
6350 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
6351 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
6352 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
6353 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
6354 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
6355 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
6356 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
6357 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
6358 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
6359 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
6360 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
6361 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
6362 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
6363 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
6364 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
6365 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
6366 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
6367 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
6368 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
6369 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
6371 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6373 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
6374 arg VARIES_P. Call it with extra arg.
6375 (true_dependence): Likewise.
6376 * rtl.h (rtx_addr_can_trap_p): Declare.
6377 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
6379 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
6380 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
6381 pic offset table register if it's zero. All callers changed.
6382 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
6384 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6386 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
6387 STRING_POOL_ADDRESS_P.
6389 * config/sparc/sparc.c (input_operand): Properly test for short op.
6391 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
6392 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
6393 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
6394 * config/sparc/elf.h: No longer include sol2.h.
6395 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
6396 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
6398 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
6400 2001-01-01 Michael Hayes <mhayes@redhat.com>
6402 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
6403 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
6404 (record_initial): Likewise.
6405 * unroll.c (copy_loop_body, loop_iterations): Likewise.
6406 (remap_split_bivs): Likewise.
6408 2001-01-01 Michael Hayes <mhayes@redhat.com>
6410 * loop.c (loop_ivs_free): New function.
6411 (strength_reduce): Break out from...
6413 2001-01-01 Michael Hayes <mhayes@redhat.com>
6415 * loop.h (struct iv): New.
6416 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
6417 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
6418 'reg_biv_class' fields with 'regs' and 'n_regs'.
6419 (struct ivs): Rename 'loop_iv_list' field to 'list'.
6420 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
6421 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
6423 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
6425 * resource.c (mark_referenced_resources): Abort() before
6426 attempting to mark a pseudo register.
6427 (mark_set_resources): Likewise.
6429 2001-01-01 Michael Hayes <mhayes@redhat.com>
6431 * loop.h (REG_IV_CLASS): New accessor macro.
6432 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
6433 * unroll.c (REG_IV_CLASS): Likewise.
6435 See ChangeLog.4 for earlier changes.