1 2001-03-15 Richard Henderson <rth@redhat.com>
3 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
4 if provided by the target.
5 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
6 (dw2_asm_output_addr): New.
7 * dwarf2asm.h (dw2_asm_output_addr): Declare.
8 * dwarf2out.c (output_cfi): Use it for program addresses.
9 (output_call_frame_info, output_die): Likewise.
10 (output_aranges, output_line_info): Likewise.
12 2001-03-15 Bruce Korb <bkorb@gnu.org>
14 * gcc.c(main): make more rigorous
15 * collect2.c(main): guard against ignoring SIGCHLD
16 * protoize.c(main): ditto
17 * gcc/fixinc/fixincl.c(initialize): ditto
19 2001-03-15 Mark Mitchell <mark@codesourcery.com>
21 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
22 (sdbout_parms): Likewise.
24 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
26 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
27 "widen" a destination that is already wider than a word. Also do
28 not widen if LOAD_EXTEND_OP is NIL for the given mode.
30 2001-03-15 Bernd Schmidt <bernds@redhat.com>
32 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
34 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
36 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
38 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
40 * i960.h (i960_maxbitalignment,
41 i960_last_maxbitalignment): Declare.
42 * i960.c (i960_maxbitalignment,
43 i960_last_maxbitalignment): Make global.
44 (process_pragma): Delete.
45 (i960_pr_align, i960_pr_noalign): Move from here ...
46 * i960-c.c: ... to this new file.
47 * t-960bare (i960-c.o): New rule.
48 * t-vxworks960 (i960-c.o): Likewise.
49 * config.gcc (i960-*-*): Define c_target_objs and
52 2001-03-15 Bernd Schmidt <bernds@redhat.com>
54 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
55 without adding in rtx code and mode.
57 * alias.c (init_alias_analysis): Don't use any rtx whose value
58 varies as a known value.
59 Delete a superfluous test.
61 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
63 (ia64_sched_reorder): Call maybe_rotate; also rotate after
64 scheduling a stop bit.
65 (ia64_emit_nops): Correctly handle ASMs.
67 2001-03-15 Mark Mitchell <mark@codesourcery.com>
69 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
71 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
73 * cpp.texi: Update documentation for -include and -imacros.
74 * cppfiles.c (struct include_file): Remove "defined" memeber.
75 (find_or_create_entry): Make a copy of the file name, and
77 (open_file): Update to ensure we use the simplified filename.
78 (stack_include_file): Don't set search_from.
79 (cpp_included): Don't simplify the path name here.
80 (find_include_file): New prototype. Call search_from to
81 get the start of the "" include chain. Don't simplify the
83 (_cpp_execute_include): New prototype. Move diagnostics to
84 do_include_common. Update.
85 (_cpp_pop_file_buffer): Don't set defined.
86 (search_from): New prototype. Use the preprocessor's cwd
87 for files included from the command line.
88 (read_name_map): Don't simplify the pathname here.
89 * cpphash.h (enum include_type): New.
90 (struct buffer): Delete search from. New search_cached.
91 (_cpp_execute_include): Update prototype.
92 * cppinit.c (do_includes): Use _cpp_execute_include.
93 * cpplib.c (do_include_common): New function.
94 (do_include, do_include_next, do_import): Use it.
96 2001-03-14 Mark Mitchell <mark@codesourcery.com>
98 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
99 contents of the RTL, to determine the name of the object.
101 2001-03-14 Mark Mitchell <mark@codesourcery.com>
103 * tree.h (DECL_RTL): Allocate RTL lazily.
104 (SET_DECL_RTL): New macro.
105 (DECL_RTL_SET_P): Likewise.
106 (COPY_DECL_RTL): Likewise.
107 (DECL_RTL_IF_SET): Likewise.
108 * varasm.c (make_decl_rtl): Add assertions about the kind of
109 declaration we are processing.
110 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
111 (start_decl): Likewise.
112 (finish_decl): Likewise.
113 * c-semantics.c (emit_local_var): Likewise.
114 * calls.c (expand_call): Likewise.
115 * dbxout.c (dbxout_symbol): Likewise.
116 * emit-rtl.c (unshare_all_rtl): Likewise.
117 (unshare_all_decls): Likewise.
118 (reset_used_decls): Likewise.
119 * expr.c (store_constructor): Likewise.
120 (safe_from_p): Likewise.
121 (expand_expr): Likewise.
122 * function.c (put_var_into_stack): Likewise.
123 (instantiate_decls_1): Likewise.
124 (assign_parms): Likewise.
125 (expand_function_start): Likewise.
126 (expand_function_end): Likewise.
127 * ggc-common.c (gcc_mark_trees): Likewise.
128 * integrate.c (function_cannot_inline_p): Likewise.
129 (copy_decl_for_inlining): Likewise.
130 (expand_inline_function): Likewise.
131 (integrate_parm_decls): Likewise.
132 (integrate_decl_tree): Likewise.
133 * print-tree.c (print_node): Likewise.
134 * reg-stack.c (stack_result): Likewise.
135 * stmt.c (label_rtx): Likewise.
136 (expand_return): Likewise.
137 (expand_decl): Likewise.
138 (expand_decl_cleanup): Likewise.
139 (expand_anon_union_decl): Likewise.
140 * toplev.c (check_global_declarations): Likewise.
141 (rest_of_decl_compilation): Likewise.
142 * tree.c (simple_cst_equal): Likewise.
143 * objc/objc-act.c (generate_static_references): Likewise.
145 2001-03-14 Zack Weinberg <zackw@stanford.edu>
147 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
148 gcc_AC_C_FLOAT_FORMAT): New macros.
149 * configure.in: Add AC_PROG_CPP after CC tests;
150 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
151 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
152 * configure, config.in: Regenerate.
154 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
155 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
156 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
157 config/i370/xm-linux.h, config/i370/xm-oe.h,
158 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
159 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
160 config/pa/xm-linux.h, config/pa/xm-pa.h,
161 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
162 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
163 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
164 config/we32k/xm-we32k.h: Delete.
166 * config/i370/xm-mvs.h, config/m88k/m88k.h,
167 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
168 config/vax/xm-vms.h: Don't define any of:
169 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
171 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
173 * config.gcc: Remove references to deleted files.
174 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
175 FATAL_EXIT_CODE, which is the same between oe and mvs).
177 2001-03-14 DJ Delorie <dj@redhat.com>
178 Vladimir Makarov <vmakarov@redhat.com>
180 * config/i960/i960.c (i960_function_prologue): Compute size of
181 frame according to number of registers actually saved there.
183 2001-03-14 Richard Henderson <rth@redhat.com>
185 * expr.c (emit_move_insn_1): Fix else if around #endif.
187 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
190 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
193 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
195 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
196 (override_options): Parse cmodel string.
197 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
198 * i386.h (TARGET_OPTIONS): Add "cmodel".
199 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
201 (ix86_cmodel_string, ix86_cmodel): Declare.
203 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
206 * i386.h (GENERAL_REG_P): Add missing REG_P.
208 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
210 * configure.in: Use $gcc_cv_as instead of $as.
211 * configure: Regenerated.
213 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
215 * cppfiles.c (stack_include_file): Only increase the include
216 count if we actually process the file properly, as opposed
217 to treating it as length zero. Only call read_include_file
218 if not DO_NOT_REREAD. Handle the -H include file output
220 (read_include_file): Remove now redundant DO_NOT_REREAD check.
221 (cpp_included, find_include_file): Simplify pathnames after
222 remapping them. If remapping, don't use the remapped file
223 name's buffer as our scratch buffer.
224 (cpp_pop_file_buffer): Replace the multiple include macro
225 only if it isn't yet set.
226 (read_name_map): Simplify remapped names when reading in.
227 (remap_filename): Move code to code path that uses it.
228 (_cpp_simplify_pathname): Return the input pointer.
229 * cpphash.h (_cpp_simplify_pathname): Update prototype.
231 2001-03-14 Mark Mitchell <mark@codesourcery.com>
233 * expr.c (expand_expr): Revove bogus conditional.
235 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
237 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
239 2001-03-14 Jakub Jelinek <jakub@redhat.com>
241 * reg-stack.c (stack_result): Unconditionally use
242 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
244 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
246 * expr.c (emit_move_insn_1): Split push of complex value when
247 no suitable push instruction exist.
249 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
252 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
254 * alias.c (handled_component_p, can_address_p): New functions.
255 (get_alias_set): Use them.
257 2001-03-13 Jim Wilson <wilson@redhat.com>
259 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
260 from 80 in try_locals code.
261 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
263 2001-03-13 Zack Weinberg <zackw@stanford.edu>
265 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
266 gcc_AC_C_LONG_LONG): New.
267 * configure.in: Use them. Probe the size of short, int, long,
268 and long long/__int64 if we have them. Move all the AC_C_*
269 checks together, except gcc_AC_C_CHAR_BIT which has to go
270 after AC_CHECK_HEADERS(limits.h).
271 Take hwint.h out of host_xm_file and build_xm_file.
273 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
274 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
275 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
276 Move the HOST_WIDEST_INT setup logic here from system.h.
277 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
279 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
280 is now handled by hwint.h.
282 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
283 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
284 config/ia64/xm-ia64.h: Don't define any of:
285 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
286 HOST_BITS_PER_LONGLONG.
288 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
289 config/h8300/xm-h8300.h, config/mips/iris6.h,
290 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
291 config/sparc/xm-sp64.h: Delete.
292 * config.gcc: Remove references to deleted files.
294 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
295 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
296 * config/i370/xm-linux.h: Clarify floating-point situation in
299 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
301 * cppfiles.c (NO_INCLUDE_PATH): New macro.
302 (find_include_file): Decide here which part of the include
303 chain to start the search. Complain about an empty include
304 chain in all cases apart from an abolsute file name.
305 (_cpp_execute_include): Don't choose the search chain here.
306 Don't call handle_missing_include in the case of an empty
308 (_cpp_compare_file_date): Don't choose the search chain here.
309 * cpplib.c (do_include_next): Move the in-main-file diagnostic
310 here from _cpp_execute_include. Behave like #include if
311 we're in the main file.
313 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
315 * system.h (malloc, realloc, calloc, strdup): Only poison these
316 tokens when IN_GCC is defined.
318 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
320 * i386.md (abs?f expander): Support SSE case.
321 (abd?f_if): Add new "USE"; add splitters.
323 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
325 * cpp.texi (poison): Explain the macro expansion exception.
327 2001-03-13 Jakub Jelinek <jakub@redhat.com>
329 * expr.c (store_expr): Add dont_store_target. If temp is already in
330 target before copying to reg, don't store it into target again.
332 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
334 * cppinternals.texi: Update for file handling.
336 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
338 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
339 2001-02-24 which broke building the Java library.
340 * function.c (identify_blocks): Likewise.
341 (all_blocks): Likewise.
342 * integrate.c (integrate_decl_tree): Likewise.
343 * print-tree.c (print_node): Likewise.
344 * tree.h (BLOCK_NUMBER): Likewise.
345 (struct tree_block): Likewise.
347 2001-03-12 David Edelsohn <edelsohn@gnu.org>
349 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
350 __WCHAR_TYPE__ definition.
351 (WCHAR_TYPE_SIZE): #undef before #define.
353 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
355 * cppfiles.c: Update comments.
356 (destroy_include_file_node): Rename destroy_node.
357 (find_or_create_entry): New function.
358 (open_file, _cpp_fake_include): Use it.
359 (handle_missing_header): New function, broken out of
360 _cpp_execute include. Don't segfault if there is no
361 system or quoted path.
362 (_cpp_execute_include): Use handle_missing_header.
364 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
366 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
367 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
369 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
371 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
372 unless anti_dependence says they are.
373 * alias.c (objects_must_conflict): If neither has a type specified,
376 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
377 David Billinghurst <David.Billinghurst@riotinto.com>
379 * config/mips/iris5.h: Change WCHAR_TYPE to int.
381 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
383 * i386.md (trunctfdf2_2): Rename missnamed pattern.
384 (*_one_bit): Remove type on the match_operand in attributes.
386 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
388 * i386.c: Commit forgotten hunk in previous patch.
389 (regclass_map): Add extended registers.
390 (dbx_register_map): Add missing frame register.
392 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
394 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
396 * i386.md (x86_sahf_1): Disable for 64bit.
397 (popsi*, pophi*): Likewise.
398 (pushqi, pushhi): Likewise.
399 (movdi, pushdi): Likewise.
400 (zero extend DImode splitter): Likewise.
401 (adddi, minusdi splitter): Likewise.
402 (umulsidi): Likewise.
404 (mulsidi): Disable for 64bit
405 (lshift:DI/ashift:DI): Disable for 64bit.
406 (loop patterns): Likewise.
407 (call_pop, call_value_pop expanders and patterns): Likewise.
408 (prologue_get_pc): Likewise.
410 (fcmovDI pattern and splitter): Likewise.
411 (movdfcc_1_rex64): New.
413 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
415 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
416 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
417 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
418 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
419 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
420 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
421 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
422 (PUSH_ROUNDING): x86_64 rounds to 64bits.
423 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
424 (REGPARM_MAX): Set to 6 for x86_64.
425 (SSE_REGPARM_MAX): Set to 16 for x86_64.
426 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
429 * (patterns that does use upper halves): Update constraints
430 'q' to 'Q' and 'r' to 'R'.
431 (cmpqi_ext_1): Disable for 64bit.
432 (cmpqi_ext_3_insn): Likewise.
433 (movqi_extzv_1): Likewsie.
434 (addqi_ext_1): Liekwsie
435 (testqi_ext_1): Liekwsie
436 (andqi_ext_1): Liekwsie
437 (xorqi_ext_1): Liekwsie
438 (cmpqi_ext_1_rex64): New.
439 (cmpqi_ext_3_insn_rex64): Likewise.
440 (movqi_extzv_1_rex64): Likewsie.
441 (addqi_ext_1_rex64): Liekwsie
442 (testqi_ext_1_rex64): Liekwsie
443 (andqi_ext_1_rex64): Liekwsie
444 (xorqi_ext_1_rex64): Liekwsie
446 2001-03-11 Zack Weinberg <zackw@stanford.edu>
448 * configure.in: Move check for unsigned enumerated bitfields
449 to macro in aclocal.m4. Disable it for now.
450 * configure, config.in: Regenerate.
451 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
452 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
453 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
454 kind above its first use.
456 * config/xm-interix.h, config/alpha/xm-alpha.h,
457 config/i370/xm-linux.h, config/i386/xm-beos.h,
458 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
459 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
460 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
461 Don't define ONLY_INT_FIELDS under any circumstances.
463 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
465 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
466 config/sparc/xm-sysv4.h: Delete - now identical with some
468 * config.gcc (hppa targets): Replace xm-pahpux.h and
469 xm-papro.h with implicit xm-pa.h.
470 (sparc targets): Replace xm-sysv4.h with implicit or explicit
473 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
475 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
476 before reload_cse_noop_set_p.
478 2001-03-11 Zack Weinberg <zackw@stanford.edu>
480 * config.gcc: Where xm-host.h used to include another
481 xm-host.h, list the nested header directly in xm_file. Remove
482 references to deleted files. Can now use sparc/xm-sp64.h for
485 * config/xm-linux.h, config/arm/xm-linux.h,
486 config/i386/xm-dos.h, config/i386/xm-gnu.h,
487 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
488 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
489 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
490 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
493 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
494 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
495 bother to wrap #undef in #ifdef.
496 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
497 Don't include xm-linux.h.
498 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
500 * configure.in: Wrap regexps using [] in changequote block.
501 Use expr : not echo | grep. Simplify regexps.
502 * configure: Regenerate.
504 56 xm-files remain, 22 xm-arch.
506 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
508 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
509 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
510 (local_index, local_rindex): Delete, use strchr/strrchr instead.
511 (copy_object): Fix format specifier vs argument mismatch.
513 * mips-tdump.c: Make local functions static.
514 (rindex): Don't #undef.
515 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
516 (fatal, fancy_abort): Delete.
517 (read_seek): Avoid signed/unsigned compare.
519 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
521 * combine.c (try_combine): Fix error in change to try original
523 (gen_rtx_combine): Do same as gen_rtx for now.
525 2001-03-11 Zack Weinberg <zackw@stanford.edu>
527 * configure.in: AC_SUBST xm_defines.
528 * configure: Regenerate.
529 * Makefile.in: Set DEFINES=$(xm_defines) when building
532 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
534 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
535 (cpp_included, find_include_file): Update.
536 (_cpp_compare_file_date): Make else unconditional.
538 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
540 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
542 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
544 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
545 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
547 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
549 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
550 if it's a record type.
552 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
554 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
555 mingw includes slightly.
557 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
559 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
560 #undef token before poisoning it.
562 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
564 * alpha.c (check_float_value): Use memcpy, not bcopy.
566 * m32r.c (m32r_sched_reorder): Likewise.
568 * vax.c (check_float_value): Likewise.
570 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
572 * toplev.c (file_name_nondirectory): Remove.
573 * toplev.h: Similarly.
574 * dwarf2out.c (compute_section_prefix): Use lbasename instead
575 of file_name_nondirectory.
577 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
579 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
580 * mips-tfile.c: Don't #undef rindex; not used.
582 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
584 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
585 (dbx64_register_map): Declare.
586 (RETURN_ADDR_RTX): Fix for 64bit.
587 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
588 (INCOMING_FRAME_SP_OFFSET): Set to 8.
589 * i386.c (dbx64_register_map): New global array.
590 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
591 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
594 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
596 * cppfiles.c (search_from): Use lbasename.
597 * mkdeps.c (deps_add_default_target): Use lbasename.
599 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
601 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
602 xcalloc in lieu of malloc, realloc & calloc.
604 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
606 * gengenrtl.c (xmalloc): Likewise.
608 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
609 really_call_* memory allocation routines.
611 * stmt.c (check_for_full_enumeration_handling): Use
612 really_call_calloc, not calloc.
614 * system.h (really_call_malloc, really_call_calloc,
615 really_call_realloc): Define.
616 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
618 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
620 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
622 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
624 * configure: Rebuilt.
625 * configure.in: Only use `lang_requires' for languages athat are
628 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
630 * invoke.texi: Fix typo.
633 2001-03-09 Zack Weinberg <zackw@stanford.edu>
635 * configure.in: Prune nonexistent files from build_xm_file,
636 xm_file, and host_xm_file lists. Warn unless they're
638 Don't generate *config.h here.
639 AC_SUBST all variables needed to generate *config.h.
640 * configure: Regenerate.
641 * mkconfig.sh: New helper script, from code removed from
643 * Makefile.in: Zap all MALLOC variables - no longer used
644 anywhere, and malloc.c doesn't exist.
645 Substitute in variables needed to generate *config.h.
646 Stop lying about the dependencies contained in CONFIG_H and
648 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
649 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
650 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
651 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
652 $(TM_P_H), etc. as appropriate.
654 * config.gcc: Zap references to deleted files.
655 * ggc-none.c: Don't include rtl.h or tm_p.h.
657 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
658 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
659 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
660 config/i386/xm-linux.h, config/i386/xm-linux.h,
661 config/i386/xm-next.h, config/i386/xm-openbsd.h,
662 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
663 Don't include i386/xm-i386.h.
665 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
666 config/i386/xm-i386.h, config/i860/xm-i860.h,
667 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
668 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
669 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
670 Delete (empty except comments, #includes of other deleted
671 files, and macros used nowhere).
673 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
675 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
676 independent on TARGET_FLAGS.
678 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
680 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
682 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
684 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
686 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
687 LAST_REX_SSE_REG): define.
688 (enum reg_class): Add 'LEGACY_REGS'
689 (REG_CLASS_CONTENTS): Likewise; add extended registers.
690 (SSE_REGNO_P): Recognize extended registers.
691 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
692 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
693 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
694 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
695 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
696 REG_OK_FOR_STRREG_P): Remove.
697 (HI_REGISTER_NAMES): Add extended registers.
698 (ADDITIONAL_REGISTER_NAMES): Likewise.
699 (QI_REGISTER_NAMES): Add 8bit extended registers.
700 (DEBUG_REG): Support extended registers.
701 * i386.c (regclass_map): Add extended registers.
702 (dbx_register-map): Likewise.
703 (svr4_dbx_register_map): Likewise.
704 (print_reg): Support extended registers.
705 (print_operand): Support 64bit operands.
707 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
709 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
710 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
711 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
712 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
713 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
714 STACK_BOUNDARY): Set properly for 64bits.
715 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
716 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
717 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
718 (MOVE_MAX): Set to 16.
719 (MOVE_MAX_PIECES): 8 for 64bit.
720 (Pmode): Set to SImode.
722 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
724 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
726 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
728 * i386.h (mask_64bit): New constant.
729 (target_64bit): New macro.
730 (target_options): Add '64'/'32'
731 (target_default): Define.
732 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
733 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
734 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
736 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
738 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
740 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
742 * rtlanal.c (rtx_varies_p): Check operand 0 of a
743 LO_SUM unless for_alias is set.
745 2001-03-08 Stan Shebs <shebs@apple.com>
747 * objc/objc-act.c: Fix old typos in comments, add comments for
749 (hash_init): Fix file name in error message.
751 (hash_add_attr): Ditto.
752 (continue_class): Ditto.
754 2001-03-08 Bruce Korb <bkorb@gnu.org>
756 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
757 wait4() can receive the signal.
759 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
761 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
763 * fixinc/fixincl.x: Regenerate.
765 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
767 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
769 * fixinc/fixincl.x: Regenerate.
771 2001-03-08 Richard Henderson <rth@redhat.com>
773 * configure.in (HAVE_AS_LEB128): New assembler check.
774 * configure, config.in: Rebuilt.
776 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
778 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
781 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
783 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
784 references to the MAXPATHLEN macro.
786 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
787 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
790 * config/i386/xm-gnu.h, config/xm-gnu.h,
791 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
792 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
793 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
796 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
797 doing so in various xm-*.h files.
799 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
801 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
803 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
805 * configure.in (enable_shared): Support per-package shared-library
807 * configure: Rebuilt.
809 2001-03-07 David Edelsohn <edelsohn@gnu.org>
811 * rs6000.md (cr logic): Add original POWER mnemonic alternative
812 for crnot. Set operands[5] in splitter.
814 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
816 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
817 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
818 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
819 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
820 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
821 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
822 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
825 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
826 config/i370/xm-i370.h, config/i386/xm-dgux.h,
827 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
828 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
829 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
830 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
831 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
832 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
833 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
834 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
835 Delete unused and/or empty files.
837 * config.gcc: Define USG in xm_defines as appropriate. Define
838 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
839 macro. Remove deleted xm-* files from $xm_files variable.
841 2001-03-07 Tom Tromey <tromey@redhat.com>
843 * configure: Rebuilt.
844 * configure.in: Allow config-lang.in to set `lang_requires' to list
845 of other required languages.
847 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
849 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
851 (output_prologue): Use xmalloc not oballoc.
852 (output_epilog): Free a29k_first_epilogue_insn when finished.
853 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
855 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
857 * builtins.c (expand_builtin_mathfn): Check
858 flag_unsafe_math_optimizations, not flag_fast_math.
859 (expand_builtin): Likewise
860 * combine.c (combine_simplify_rtx): Likewise.
861 (simplify_if_then_else): Likewise.
862 * cse.c (fold_rtx): Likewise.
863 * flags.h: Remove flag_fast_math. Add
864 flag_unsafe_math_optimizations and flag_trapping_math.
865 * fold-const.c (negate_expr): Check
866 flag_unsafe_math_optimizations, not flag_fast_math.
867 (invert_truthvalue): Likewise.
868 (fold): Likewise. Before associating operands, check that
869 code == MULT_EXPR, not code != MULT_EXPR.
870 * ifcvt.c (noce_try_minmax): Check
871 flag_unsafe_math_optimizations, not flag_fast_math.
872 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
873 * invoke.texi: Document -funsafe-math-optimizations and
874 -fno-trapping-math. Change documentation for -ffast-math.
875 * jump.c (reversed_comparison_code_parts): Likewise.
876 (rtx_equal_for_thread_p): Likewise.
877 * optabs.c (emit_conditional_move): Likewise.
878 * simplify-rtx.c (simplify_binary_operation): Likewise.
879 (simplify_relational_operation): Likewise.
880 (simplify_ternary_operation): Likewise.
881 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
882 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
883 Add trapping-math and unsafe-math-optimizations entries to f_options.
884 (set_fast_math_flags): New, sets flags for -ffast-math.
885 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
886 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
887 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
889 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
890 (alpha_emit_conditional_move): Initialize local_fast_math to
891 flag_unsafe_math_optimizations, not flat_fast_math.
892 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
893 instead of setting flag_fast_math to 1.
894 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
896 * config/i386/i386.c (override_options): Likewise
897 * config/i386/i386.md: Likewise.
898 * config/m68k/m68k.md: Likewise.
899 * config/mips/mips.md: Likewise.
900 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
901 (rs6000_generate_compare): Likewise.
903 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
905 * Makefile.in: Set RANLIB to @RANLIB@.
908 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
910 * fixinc/inclhack.def (djgpp_wchar_h): New test.
911 * fixinc/fixincl.x: Regenerated.
913 2001-03-07 Richard Henderson <rth@redhat.com>
915 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
917 2001-03-07 Richard Henderson <rth@redhat.com>
919 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
920 of block notes and exception handling notes.
922 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
923 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
924 (compile_file): ... here.
926 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
928 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
930 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
931 config.h now. Include libiberty.h to handle alloca.
933 2001-03-06 Zack Weinberg <zackw@stanford.edu>
935 * c-parse.in (yylexname): New function, split out of _yylex.
936 (objc_rid_sans_at): New table.
937 (init_reswords): Initialize it.
938 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
939 retrieving the next token and checking it for significance as
940 an ObjC keyword or string constant.
942 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
943 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
945 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
948 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
950 * config/m68k/m68k.c (const_uint32_operand): Accept any
951 const_int on a 32-bit host.
953 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
955 * objc/objc-act.c (init_objc): Set save_lang_status,
956 restore_lang_status, and mark_lang_status.
958 2001-03-06 Krister Walfridsson <cato@df.lth.se>
960 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
962 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
964 * cppinternals.texi: Update.
966 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
968 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
969 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
970 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
971 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
972 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
973 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
974 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
975 config/i386/xm-i386.h, config/i860/xm-i860.h,
976 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
977 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
978 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
979 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
980 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
981 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
982 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
983 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
984 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
985 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
986 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
987 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
988 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
989 match the defaults provided in hwint.h.
991 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
992 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
994 * config.gcc (xm_file): Don't set to files which are deleted.
996 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
997 guard this file against these macros being undefined.
999 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1001 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1002 and DECL_DEFER_OUTPUT on the decl we create, before calling
1003 rest_of_decl_compilation.
1005 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1007 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1009 * configure, config.in: Regenerate.
1010 * config.gcc: Remove references to deleted files.
1012 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1013 genrecog.c, rtl.c: Do not use alloca anywhere.
1015 * Makefile.in, build-make, system.h, config/x-interix,
1016 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1017 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1018 config/arc/xm-arc.h, config/arm/xm-arm.h,
1019 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1020 config/h8300/xm-h8300.h, config/i370/x-oe,
1021 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1022 config/i386/x-ncr3000, config/i386/x-sco5,
1023 config/i386/xm-dgux.h, config/i860/x-sysv4,
1024 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1025 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1026 config/m68k/x-hp320g, config/m69k/x-mot3300,
1027 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1028 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1029 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1030 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1031 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1032 config/mips/x-iris, config/mips/x-iris3,
1033 config/mips/x-sni-svr4, config/mips/x-sysv,
1034 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1035 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1036 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1037 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1038 config/pa/xm-papro.h, config/romp/xm-romp.h,
1039 config/rs6000/x-aix31, config/rs6000/x-aix41,
1040 config/rs6000/x-beos, config/rs6000/x-lynx,
1041 config/rs6000/x-mach, config/rs6000/x-rs6000,
1042 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1043 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1044 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1045 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1046 config/vax/xm-vms.h: Eradicate all references to alloca and
1049 * config/xm-alloca.h, config/clipper/x-clix,
1050 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1051 config/i860/x-sysv3, config/m88k/x-sysv3,
1052 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1053 (contained only alloca related hacks).
1055 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1058 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1060 * invoke.texi: Document __FAST_MATH__.
1062 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1064 * crtstuff.c: Restore include of auto-host.h.
1066 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1068 Put main() in a separate file, so that the language
1069 front-end can use a different main().
1072 * toplev.c: (main): Rename as toplev_main.
1073 * toplev.h: Declare toplev_main.
1074 * Makefile.in (OBJS): add toplev.o.
1075 (BACKEND): remove toplev.o, add main.o.
1077 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1079 * cppfiles.c (search_from): Special case the empty string.
1081 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1083 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1084 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1085 strlen or strcpy; we already know the length.
1086 (_cpp_compare_file_date): Similarly.
1087 * cpphash.h (struct cpp_reader): Delete done_initialising.
1088 (CPP_PREV_BUFFER): Delete.
1089 * cppinit.c (cpp_start_read): Don't set done_initialising.
1090 * cpplex.c (parse_string): Guarantee null-termination.
1091 (_cpp_equiv_toklists): Remove.
1092 * cpplib.c (glue_header_name): Null-terminate.
1093 (do_line): Don't leak memory.
1094 * cpplib.h (BT_WEAK): Delete.
1095 * cppmain.c (cb_ident): Strings are now null-terminated.
1097 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1099 * gcc.c (convert_filename): Append executable suffix
1100 if NO_AUTO_EXE_SUFFIX is not defined.
1101 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1102 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1104 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1106 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1107 * c-parse.gperf, c-gperf.h: Delete.
1108 (c-gperf.h was accidently re-added to the CVS repo in the rev
1109 1.16 commit by tromey)
1111 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1113 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1114 macro arguments when looking for the '('.
1115 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1116 2 when really parsing arguments; 1 when looking for '('.
1117 Always restore the lexer position.
1119 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1121 * longlong.h (umul_ppmm): Don't use a multiline string.
1123 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1125 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1126 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1127 t_bool in declaration because pcc can't combine volatile with typedef
1130 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1132 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1133 until when it is really needed.
1134 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1135 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1136 * i386.md (float?i?f splitter): Don't force source operand to memory
1138 (sse_movdfcc): Fix constraint.
1139 (sse_movdfcc splitter): Handle properly the second alternative.
1141 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1143 * cpplex.c (parse_string): Unconditionally pedwarn.
1145 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1148 * cppexp.c (parse_number): Update.
1149 * cpplex.c (parse_string): Pedwarn if multiline string does not
1150 result from a system header's macro.
1151 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1152 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1153 for function-like macros too.
1154 * c-lex.c (lex_number): Update.
1156 2001-03-03 Richard Henderson <rth@redhat.com>
1158 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1160 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1162 * combine.c (try_combine): If split with mode-changed scratch
1163 register didn't work, try the original mode.
1165 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1167 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1168 * config/c4x/c4x.h: Likewise.
1169 * stor-layout.c (compute_record_mode): Likewise.
1170 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1172 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1174 * configure.in: Kill tm.h. Include the files in the $tm_file
1175 list in all three of config.h, hconfig.h, tconfig.h, after the
1176 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1177 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1178 * configure: Regenerate.
1179 * Makefile.in (clean): Don't delete tm.h.
1181 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1182 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1183 those are not defined, set SEC and FEC to 0 and 1.
1184 * gcc.texi: Update to match.
1186 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1187 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1188 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1189 Include tconfig.h, not tm.h.
1191 * config/xm-lynx.h, config/xm-std32.h,
1192 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1193 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1194 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1195 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1196 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1197 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1198 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1199 config/i386/xm-i386.h, config/i860/xm-i860.h,
1200 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1201 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1202 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1203 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1204 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1205 config/pa/xm-linux.h, config/pa/xm-pa.h,
1206 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1207 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
1208 config/pj/xm-pj.h, config/romp/xm-romp.h,
1209 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1210 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1211 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1212 config/v850/xm-v850.h, config/vax/xm-vax.h,
1213 config/we32k/xm-we32k.h:
1215 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
1217 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
1218 config/i370/xm-oe.h: Don't include tm.h. Don't define
1220 * config/vax/xm-vms.h: Don't include tm.h.
1222 * config/xm-lynx.h, config/avr/xm-avr.h,
1223 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
1224 Delete; made empty by above changes.
1225 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1226 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
1227 Don't include config/xm-lynx.h or tm.h.
1229 * config/xm-gnu.h: Don't include fcntl.h.
1230 * config/sparc/xm-lynx.h: Don't include sys/types.h and
1232 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
1234 2001-03-02 Richard Henderson <rth@redhat.com>
1236 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
1237 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
1239 2001-03-02 Richard Henderson <rth@redhat.com>
1241 * Makefile.in (OBJS): Add dwarf2asm.o.
1242 * dwarf2asm.c, dwarf2asm.h: New files.
1243 * dwarf2out.c (*): Use them.
1244 (size_of_uleb128, size_of_sleb128): Remove.
1245 (output_uleb128, output_sleb128): Remove.
1246 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1247 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1248 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1249 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1250 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1251 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1252 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1253 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1254 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1255 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1256 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1257 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1258 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1259 (dwarf2out_frame_debug): Remove unused variables.
1260 (output_loc_operands): Don't abort on 8 byte constants if
1261 host integers are wide enough.
1262 (output_symbolic_ref): Remove.
1263 (size_of_die): Don't assume 4 byte host integers.
1264 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1266 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1267 something stupid with HOST_WIDE_INT to long truncation.
1268 [CONST_DOUBLE]: Likewise.
1270 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1271 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1272 * config/arm/unknown-elf.h: Likewise.
1273 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1274 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1275 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1276 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1277 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1278 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1279 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1280 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1281 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1282 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1283 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1284 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1286 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1288 * cselib.c (hash_rtx): Cast enums to unsigned int.
1290 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1292 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1293 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
1295 * c-format.c (C_STD_VER): Cast to int for comparisons.
1296 (check_function_format): Cast various enums to int for &.
1297 (maybe_read_dollar_number): Likewise.
1298 (check_format_info): Likewise.
1299 (check_format_info_main): Likewise.
1300 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1301 (safe_from_p): Likewise.
1302 * varasm.c (const_hash): Cast enum to int for %.
1303 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1304 pcc enum problems with < and ++ operators.
1305 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1306 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1307 (regclass_init): Change enum class to int to iterate over reg_classes.
1308 * genrecog.c (merge_trees): Cast enums for comparison.
1309 * rtl.h (GET_CODE): Cast to enum rtx_code.
1310 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1311 (GET_MODE): Cast to enum machine_mode.
1312 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1313 (GET_NOTE_INSN_NAME): Cast enum to int.
1314 * tree.h (TREE_CODE): Cast to enum tree_code.
1315 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1316 * timevar.c (timevar_print): Change loop variable id from enum to
1318 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1319 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1320 * toplev.c (compile_file): Cast enum DFI to int.
1321 (decode_d_option): Likewise.
1323 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1325 * cppinit.c (append_include_chain): Mark "after" include file name list
1326 as a system directory.
1327 * cpp.texi: Document new behavior.
1329 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
1331 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
1333 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
1335 * cppfiles.c (struct include_file): Update.
1336 (stack_include_file): Use search_from.
1337 (cpp_included, find_include_file): Update.
1338 (cpp_execute_include): Update. ptr->name may not be
1339 null terminated. Use the new search_from member variable
1341 (_cpp_compare_file_date): Similarly.
1342 (search_from): New function, similiar to actual_directory.
1343 (actual_directory): Delete.
1344 (remap_filename): Update. loc->name may not be null terminated.
1345 (struct file_name_list): Rename search_path. Update.
1346 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
1347 search_from and dir.
1348 (struct cpp_reader): Remove actual_dirs.
1349 * cppinit.c (struct cpp_pending): Update for renamed objects.
1350 (append_include_chain, remove_dup_dir, remove_dup_dirs,
1351 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
1352 * cpplib.h (struct cpp_options): Similarly.
1354 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1356 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1357 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1358 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1359 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1360 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1361 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1362 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1363 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1364 config/i370/xm-oe.h, config/i386/xm-aix.h,
1365 config/i386/xm-i386.h, config/i386/xm-osf.h,
1366 config/i860/xm-i860.h, config/i960/xm-i960.h,
1367 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1368 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1369 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1370 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1371 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1372 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1373 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1374 config/pj/xm-pj.h, config/romp/xm-romp.h,
1375 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1376 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1377 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1378 config/v850/xm-v850.h, config/vax/xm-vax.h,
1379 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1380 Do not define TRUE or FALSE.
1382 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1383 empty by above change.
1384 * config.gcc: Remove references to these files.
1386 * configure.in: Detect stdbool.h.
1387 * configure, config.in: Regenerate.
1388 * system.h: Include stddef.h here if available.
1389 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
1390 Then set up a sensible boolean type at the very end.
1392 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1393 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
1395 * hash.h: Delete 'boolean' typedef and related #undefs.
1397 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
1398 all uses of 'boolean' with 'bool'.
1400 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1402 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
1403 * cppexp.c (lex): Cast enums for comparison.
1404 * cppinit.c (parse_option): Cast enum for comparison.
1405 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
1406 (cpp_output_token): Likewise.
1407 (cpp_can_paste): Cast enums for comparsion and plus/minus.
1408 (cpp_avoid_paste): Cast enums for minus and comparison.
1410 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1412 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
1413 field to all array elements.
1415 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1417 * cpphash.h (struct cpp_reader): Add print_version field.
1418 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
1419 just set print_version and other flags as appropriate.
1420 (cpp_post_options): Print version here if print_version is set.
1422 * toplev.c (exit_after_options): New flag.
1423 (independent_decode_option): Don't exit here; just set
1425 (main): Exit after calling lang_hooks.post_options if
1426 exit_after_options is true.
1428 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
1429 (merge_include_chains): Adjust comment to match code.
1431 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1433 * stringpool.c (set_identifier): New function.
1434 * tree.h: Prototype it.
1436 * c-parse.in: Kill D_YES. If compiled for objc, call
1437 save_and_forget_protocol_qualifiers from init_reswords.
1438 * objc/objc-act.c (remember_protocol_qualifiers,
1439 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
1440 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
1442 (save_and_forget_protocol_qualifiers): New function.
1443 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
1445 2001-03-01 Diego Novillo <dnovillo@redhat.com>
1447 * c-semantics.c (prune_unused_decls): Return error_mark_node
1448 instead of (tree) 1 to stop traversing the tree chain.
1450 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1452 Fix a problem introduced by Kenner's Feb 18 change.
1453 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
1454 flag_cse_skip_blocks only temporarily, not for ever.
1456 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
1458 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
1459 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
1461 * pa.c (emit_move_sequence): Verify operand0 is a hard register
1462 before determining its register class.
1464 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1466 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
1467 from reg 4 if current_function_calls_setjmp.
1468 (gen_nop_type): New function.
1469 (ia64_emit_nops): New function.
1470 (ia64_reorg): Call it.
1471 (ia64_sched_reorder): Move code that rotates bundles up a bit.
1473 * reload1.c (eliminate_regs_in_insn): Restrict the special case
1474 code not to try to optimize adds with anything but a REG destination.
1476 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
1477 (INSN_PRIORITY_KNOWN): New accessor macro.
1478 * haifa-sched.c (priority): Use it instead of testing priority against
1481 2001-02-28 DJ Delorie <dj@redhat.com>
1483 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
1484 since that doesn't work the way gcc wants on a generic m68k.
1486 2001-02-28 Richard Henderson <rth@redhat.com>
1488 * caller-save.c (save_call_clobbered_regs): Fix typo in
1489 comparison last change.
1491 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
1493 * i386.c (pentium4_cost): New.
1494 (m_PENT4): New macro.
1495 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
1496 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
1497 x86_integer_DFmode_moves, x86_partial_reg_dependency,
1498 x86_memory_mismatch_stall): Add Pentium4
1499 (x86_use_q_reg, x86_use_any_reg): Kill.
1500 (override_options): Add pentium4.
1501 (incdec_operand): Return 0 for pentium4.
1502 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
1503 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
1504 (TARGET_PENTIUM4): Define.
1505 (enum processor_type): Add PROCESSOR_PENTIUM4.
1506 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
1507 * i386.md (attribute "cpu"): Add pentium4.
1508 * invoke.texi (march): Add pentium4.
1510 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
1512 * i386.md (sse_mov?fcc*): New patterns and splitters.
1513 * i386.c (ix86_expand_movcc): Work post-reload; recognize
1514 the SSE based conditional moves.
1516 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
1518 * i386.md (attribute mode): Add "TI".
1519 (movsf_1): Add pxor support; remove constant propagation splitter.
1520 (movdf_integer): Likewise.
1521 (movdf_nointeger): Likewise.
1522 (movxf constant prop splitter): Handle all modes; update for SSE.
1523 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
1524 * i386.c (standard_80387_constant_p): Rewrite.
1525 (standard_sse_constant_p): New.
1526 * i386-protos.h (standard_sse_constant_p): New.
1528 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
1530 * i386.md (sse_setccsf, sse_setccdf): New.
1531 (sse_cmp* patterns): Use '%D' instead of outputtting condition
1533 * i386.c (sse_comparison_operator): Accept the supported unordered
1534 comparses; be ready for fast_math.
1535 (print_operand): Support 'D'.
1537 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
1539 * jump.c (reversed_comparison_code): Kill.
1541 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
1543 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
1546 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
1548 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
1549 add missing '%' in constraints.
1551 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
1553 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
1554 for HOST_BITS_PER_WIDE_INT == 32 too.
1556 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
1558 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
1560 (insert_save, insert_restore): New parameter save_mode.
1561 (init_caller_save): Update initialization of reg_save_code
1562 and reg_restore_code.
1563 (save_call_clobbered_regs): Compute save_modes and update calls to
1564 reg_save_code and reg_restore_code.
1565 (insert_restore): Unsignetize numbers; use save_modes to choose mode
1566 of spill; update use of reg_restore_code.
1567 (insert_save): Likewise.
1568 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1569 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1570 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1572 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1574 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
1575 noce_try_store_flag_inc, noce_try_store_flag_mask,
1576 noce_try_cmove_arith):
1577 Use reversed_comparison_code instead of reverse_comparison and
1578 can_reverse_comparison_p.
1580 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
1582 * jump.c (reversed_comparison_code_parts): Allow reversal of
1583 unordered compares in -ffast-math mode; reverse ordered compares
1584 for FP even w/o -ffast-math.
1586 2001-02-27 Richard Henderson <rth@redhat.com>
1588 * print-rtl.c (print_rtx) [i]: Don't print field five on
1589 NOTEs other than NOTE_INSN_DELETED_LABEL.
1591 2001-02-27 Zack Weinberg <zackw@stanford.edu>
1593 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
1594 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
1596 2001-02-27 Diego Novillo <dnovillo@redhat.com>
1598 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
1599 even if walk_subtrees is 0.
1600 * c-semantics.c (prune_unused_decls): Return a non-null value to
1601 stop traversing the tree chain.
1603 2001-02-27 DJ Delorie <dj@redhat.com>
1605 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
1606 register, *then* define it as the new CFA.
1608 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
1610 * pa.c (override_options): Promote -fpic to -fPIC.
1611 (legitimize_pic_address): Simplify due to removal of
1612 small PIC as a code generation option.
1613 (secondary_reload_class): Similarly.
1614 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1615 (PRINT_OPERAND_ADDRESS): Similarly.
1616 * pa.md (various patterns): Similarly.
1617 (small pic lo_sum pattern): Remove.
1619 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
1622 * md.texi (min, max): Document
1624 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
1626 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
1627 TARGET_PARTIAL_REG_DEPENDENCY.
1628 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
1630 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
1632 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
1634 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
1636 * mips.c (mips_make_temp_file): Fix thinko in last change.
1638 2001-02-26 Jason Eckhardt <jle@redhat.com>
1640 * combine.c (known_cond): Do not reverse the condition when
1641 SMAX/UMAX is being considered and the condition is for equality
1644 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
1646 2001-02-26 Philip Blundell <philb@gnu.org>
1648 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1650 * config/arm/linux-elf.h: Remove historical relics related to
1651 above configurations.
1652 * config/arm/linux-oldld.h: Delete.
1653 * config/arm/linux-elf26.h: Delete.
1655 2001-02-26 Jason Merrill <jason@redhat.com>
1657 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
1659 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
1660 recognize a tentative definition. Lose obsolete code.
1662 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
1663 variables unless necessary, either.
1665 2001-02-25 Richard Henderson <rth@redhat.com>
1667 * ifcvt.c (struct noce_if_info): Add test_bb.
1668 (noce_get_alt_condition): New.
1669 (noce_try_minmax, noce_try_abs): New.
1670 (noce_operand_ok): New.
1671 (noce_process_if_block): Use them.
1672 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
1674 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
1676 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
1679 2001-02-25 Zack Weinberg <zackw@stanford.edu>
1681 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
1682 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
1684 (mips_asm_file_end): Free temp_filename here.
1686 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1688 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
1689 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
1691 * config/i386/i386.md (movstrsi): Handle FAIL case.
1693 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
1695 * cppinit.c (builtin_array): Update.
1696 (init_builtins): Flag builtins to warn if redefined or
1697 undefined. Define __GXX_WEAK as a normal macro.
1698 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
1699 * cpplib.h (NODE_WARN): New flag.
1700 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
1701 Handle __STDC__ as a builtin only on Solaris.
1702 (warn_of_redefinition): Renamed from check_macro_definition.
1703 Reverse sense of test. Always warn if NODE_WARN.
1704 (_cpp_create_definition): Use warn_of_redefinition. Flag
1705 any macro beginning with "__STDC_" to require a mandatory
1706 warning if redefined or undefined.
1708 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1710 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
1711 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
1712 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
1713 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
1714 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
1715 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
1716 Don't define any of:
1717 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
1718 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
1719 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
1720 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
1721 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
1723 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
1724 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
1727 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
1728 Delete now-empty file.
1730 * alpha/vms.h: Define NEED_ATEXIT here...
1731 * alpha/xm-vms.h: ...not here.
1733 * i386/cygwin.h: Don't define PARAMS.
1734 * mips/mips.c: Don't prototype mktemp. Don't define
1735 P_tmpdir. Use make_temp_file to create temporary files.
1736 Don't be clever and delete temporary files early.
1737 * config.gcc: Drop references to deleted files. Don't define
1739 * gcc.texi: Don't mention USE_PROTOTYPES.
1741 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1743 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
1744 (ix86_set_move_mem_attrs_1): Likewise.
1745 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
1746 * config/i386/i386.md (movstrsi): Call it.
1748 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1750 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
1751 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
1752 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
1753 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
1755 (i750a-*-*): Error here if hosting on i750a.
1756 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
1758 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
1759 Remove (empty modulo comments).
1761 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
1762 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
1763 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
1764 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
1765 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
1766 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
1768 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
1769 Remove reference to winnt.h in comment.
1770 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
1772 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1774 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
1775 used to set another biv.
1777 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1779 * tree.h (BLOCK_DEAD): New macro.
1780 (struct tree_block): New flag, dead_flag.
1781 * print-tree.c (print_node, case 'b'): Print missing fields.
1782 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
1783 * function.c (identify_blocks): Enable test for misplaced notes.
1784 (all_blocks): Skip BLOCK_DEAD blocks.
1785 * integrate.c (integrate_decl_tree): Likewise.
1787 * errors.c (internal_error, trim_filename): New functions.
1788 (fancy_abort): Call internal_error.
1789 * errors.h (internal_error, trim_filename): New declarations.
1791 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
1793 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
1795 (EXTRA_CONSTRAINT): Formatting changes.
1797 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1799 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
1801 2001-02-23 Per Bothner <per@bothner.com>
1803 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
1804 so they can be called from java/jvspec.c.
1805 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
1807 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
1809 * i386.c (ix86_frame): New structure.
1810 (ix86_compute_frame_size): Kill.
1811 (ix86_compute_frame_layout): New.
1812 (ix86_save_reg): New.
1813 (ix86_can_use_return_insn_p): Use frame layout stuff.
1814 (ix86_expand_prologue): Likewise.
1815 (ix86_expand_epilogue): Likewise.
1816 (ix86_initial_elimination_offset): Likewise.
1817 (ix86_nsaved_regs): Use ix86_save_reg.
1818 (ix86_emit_save_regs): Likewise.
1820 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
1822 * flow.c (find_sub_basic_blocks): New function.
1823 (split_block): Be ready for basic block introduced by CODE_LABEL.
1824 (commit_one_edge_insertion): Call find_sub_basic_block.
1826 * flow.c (make_edges): Add edge from entry for blocks starting with
1827 label having ALTERNATE_NAME
1829 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
1831 * function.c (epilogue_done): Be ready for first basic block not
1832 containing PROLOGUE_END note.
1833 (reposition_prologue_and_epilogue_notes): Avoid placing
1834 PROLOGUE_END note between BASIC_BLOCK.
1836 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
1838 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
1840 2001-02-21 DJ Delorie <dj@redhat.com>
1842 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
1843 check for current_function_has_nonlocal_goto from 1999-11-12.
1845 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1847 * diagnostic.c (trim_filename): No longer static.
1848 * toplev.h (trim_filename): Declare.
1849 * rtl.c (rtl_check_failed_bounds): Call internal_error.
1850 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
1851 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
1852 (rtvec_check_failed_bounds): Likewise.
1853 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
1855 * convert.c (convert_to_integer): Don't do unsigned unless result or
1856 both inputs are unsigned.
1858 * fold-const.c (fold_convert): Don't call size_int_type_wide if
1861 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
1863 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
1865 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
1867 * Makefile.in (resource.o): Add params.h dependence.
1868 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
1869 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
1870 * resource.c: Add dependence on params.h.
1871 (current_live_regs): Fix explanatory comment.
1872 (find_basic_block): Add new parameter to permit limiting search
1874 (mark_target_live_regs): Add new argument to find_basic_block call.
1875 (incr_ticks_for_insn): Likewise.
1877 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1879 * diagnostic.c (output_to_stream): Rename to
1880 output_buffer_to_stream. Loses the stream parameter.
1881 (init_output_buffer): Set diagnosic_buffer's stream.
1882 (flush_diagnostic_buffer): Adjust.
1883 (default_print_error_function): Likewise.
1884 (finish_diagnostic): Likewise.
1885 (verbatim): Likewise.
1887 * diagnostic.h (struct output_buffer): Add `stream' field.
1888 (output_buffer_attached_stream): New macro.
1890 2001-02-23 Jakub Jelinek <jakub@redhat.com>
1892 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
1893 check if either operand is divisible by C.
1894 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
1895 If type is signed, consider negative numbers as well.
1897 2001-02-22 Richard Henderson <rth@redhat.com>
1899 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
1900 reach .text instead of gp-relative relocs.
1901 * config/ia64/crtend.asm (.init): Likewise.
1903 2001-02-22 Andreas Jaeger <aj@suse.de>
1905 * extend.texi (C++ Attributes): Fix typo.
1907 2001-02-21 David Mosberger <davidm@hpl.hp.com>
1909 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
1910 functions, drop current_function_args_info.words test.
1911 (ia64_compute_frame_size): Mark syscall_linkage functions as
1912 using eight input registers.
1914 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
1915 Bruce Korb <bkorb@gnu.org>
1917 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
1918 * fixinc/README: Document how to convert sed substitutions
1919 to format style c_fix-es.
1920 * fixinc/fixincl.x: regen
1922 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
1924 * gcc.c: Add comment explaining how to add a command-line option.
1925 Add title to specs language comment.
1927 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1929 * gcc.c (cc1_options): Add "-param".
1930 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
1931 (option_map): Likewise.
1932 * toplev.c (display_help): Add entry for "--param".
1933 (independent_decode_option): Fix typographical error.
1935 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
1936 Bernd Schmidt <bernds@redhat.com>
1937 Jan Hubicka <jh@suse.cz>
1939 * i386.c (function_arg_advance): Pass SSE arguments in registers.
1940 (function_arg): Likewise.
1942 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
1944 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
1946 2001-02-21 Kazu Hirata <kazu@hxi.com>
1948 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
1952 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
1954 * flow.c (init_propagate_block_info): Canon address and use single_set
1955 for killing dead memory stores.
1957 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1959 * Makefile.in (reorg.o): Add params.h dependence.
1960 * params.def: Fix typographical error in comment.
1961 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1962 * params.h: Modify introductory comment.
1963 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1964 * reorg.c: Add dependence on params.h.
1965 (redundant_insn): Add parameterized throttle for search.
1966 (fill_simple_delay_slots): Add a comment explaining a variable.
1967 Move conditional out of loop, simplifying code.
1968 (fill_eager_delay_slots): Fix typographical error in comment.
1970 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
1972 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
1974 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
1975 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
1977 2001-02-21 Jason Merrill <jason@redhat.com>
1979 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
1980 (struct tree_decl): Add uninlinable bitfield.
1981 * c-decl.c (duplicate_decls): Set it.
1982 * integrate.c (function_cannot_inline_p): Check it.
1984 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
1985 DW_AT_MIPS_linkage_name to abstract methods.
1986 (dwarf2out_abstract_function): Emit class context before calling
1987 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
1988 (gen_subprogram_die): Remove obsolete code.
1989 (gen_member_die): Don't include clones in the member list.
1990 (gen_decl_die): Emit abstract info for clone origin.
1991 * dwarfout.c (output_type): Don't include clones in the member list.
1992 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
1993 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
1994 DECL_ABSTRACT on a function that already has it set.
1996 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
1997 (get_subprogram_die): Pass it in.
1999 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2001 * flow.c (mark_set_1): Make not_dead unsigned long. For
2002 non-pseudos, use it as a bitmask of the hard regs that
2005 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2007 * cppfiles.c: Update comments.
2008 (_cpp_read_file): Don't check for NULL filenames any more.
2009 * cppinit.c (cpp_start_read): Don't do canonicalization of
2010 in_fname and out_fname. Use the passed file name exclusively.
2011 (_cpp_handle_options): Don't treat "-" as a command line option,
2012 but as a normal filename.
2013 (_cpp_post_options): Canonicalize in_fname and out_fname.
2014 * cppmain.c (printer_init): Don't check out_fname for NULL.
2015 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2016 (init_c_lex): Update, and use "" to represent stdin to CPP.
2019 2001-02-20 Will Cohen <wcohen@redhat.com>
2021 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2022 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2023 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2026 2001-02-20 Stan Shebs <shebs@apple.com>
2028 * config/rs6000/rs6000.c (output_cbranch): Output branches
2029 on separate lines instead of using ';' to separate.
2031 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2033 * cppinit.c (set_lang): Move builtin handling to...
2034 (init_builtins): ...here.
2035 (_cpp_create_reader): Move call to set_lang.
2037 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2039 * stmt.c (expand_return): If an attempt is made to return the
2040 error_mar_node, treat the return like a return without a value.
2042 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2044 * sibcall.c (skip_copy_to_return_value): Call
2045 identify_call_return_value here, and return orig_insn if it
2046 returns zero. Hardret and softret arguments now unnecessary.
2047 (call_ends_block_p): Don't call identify_call_return_value here.
2049 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2051 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2052 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2054 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2056 * pa.c (move_operand): Accept code to load the address of a
2057 symbol out of the DLT as a valid move operand.
2058 (print_operand, case 'A'): New to handle generating a DLT
2059 reference for a LO_SUM expression.
2060 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2061 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2063 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2065 * README, cpp.texi, gcc.texi, version.c: Update version number to
2067 * cpp.1, gcov.1, gcc.1: Regenerate.
2069 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2071 * cppfiles.c (stack_include_file): Generate dependencies
2072 here, and manage include_count here too.
2073 (PRINT_THIS_DEP): Delete.
2074 (_cpp_execute_include): Do not generate dependencies here,
2075 apart from the case of a missing header. Do not manage
2077 (_cpp_read_file): Leave dependency generation to
2080 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2082 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2083 target_cpu_default. Remove dead assignment to
2086 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2088 * regclass.c (contains_reg_of_mode): Make global.
2089 (init_reg_sets): Remove contains_reg_of_mode; take into account
2090 CLASS_MAX_NREGS when looking for the proper mode.
2091 (dump_regclass): Dump only classes considered for the pseudo.
2092 (regclass): Use contains_reg_of_mode.
2094 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2096 * gcc.c (do_spec_1): 'n' for printing notices.
2097 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2099 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2101 * reg-stack.c (next_flags_user): Use current_block->end
2102 (swap_rtx_condition): Look for next user if flags don't die;
2103 give up on CALL_INSNs; use current_block->end.
2105 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2107 * sibcall.c (call_ends_block_p): New function.
2108 (optimize_sibling_and_tail_recursive_call): Use it.
2110 2001-02-18 Kazu Hirata <kazu@hxi.com>
2112 * config/h8300/h8300.md: Update copyright.
2113 (andsi3): Do not output an extra newline character.
2115 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2117 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2118 FNDECL may be unused.
2120 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2121 follow jumps after first run.
2122 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2123 it doesn't change any jumps.
2125 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2127 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2128 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2129 (mostlyclean): Corresponding changes.
2130 * rtlanal.c (hard-reg-set.h): Include.
2131 (rtx_unstable_p): Do not treat the argument pointer specially
2132 if it is not a fixed register.
2133 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2135 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2137 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2138 against last real insn in basic block.
2139 Rework to avoid gotos.
2141 * Makefile.in (gcse.o): Now includes ggc.h.
2142 * gcse.c: Include ggc.h.
2143 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2144 (try_replace_reg): Remove warning of uninitialize variable.
2145 (process_insert_insn): Call invalid_insn_p to validate insn.
2146 * recog.c (insn_invalid_p): Now global.
2147 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2148 * recog.h (insn_invalid_p): New declaration.
2150 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2152 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2153 assignments from FP constants since 'Y' output code can't handle it.
2154 (eligible_for_sibcall_delay): Likewise.
2156 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2157 Call fancy_abort directly, passing args.
2158 (print_rtl_and_abort): Now a macro, like fancy_abort.
2160 * final.c (output_operand_lossage): Use internal_error, not error.
2162 2001-02-18 Shane Nay <shane@agendacomputing.com>
2164 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2165 structure shift insns.
2167 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2169 * invoke.texi (-fsquangle): Remove documentation.
2170 (-fname-mangling-version): Likewise.
2172 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2174 * optabs.c (expand_abs): Remove reference to
2175 HAVE_contitional_arithmetic.
2176 * combine.c (simplify_set): Likewise.
2178 2001-02-18 Richard Henderson <rth@redhat.com>
2180 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2183 2001-02-18 Richard Henderson <rth@redhat.com>
2185 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2187 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2189 * reload1.c (reload_cse_simplify_set): Fix typo.
2191 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2193 * diagnostic.c (_fatal_insn): Decrement errorcount.
2195 * invoke.texi (-I): Add note avoiding use for system header files.
2197 * rtl.h (add_clobbers): Remove duplicate declaration.
2198 * recog.h (added_clobbers_hard_reg_p): New declaration.
2199 * genemit.c (struct clobber_pat): New field has_hard_reg.
2200 (gen_insn): Record if added clobbers clobber hard reg.
2201 (gen_split): Avoid unused warning if number of operands is 0.
2202 (output_added_clobbers_hard_reg_p): New function.
2205 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2207 * pa.c (hppa_expand_prologue): Simplify code storing return
2208 pointer. For large (>=8k) frames with a post_store, adjust stack
2209 pointer by 8k-64 first rather than by 64. When testing with
2210 VAL_14_BITS_P, always use the actual value rather than the value
2211 negated. Add blockage to prevent scheduling of spills before
2212 stack frame has been created.
2213 (hppa_expand_epilogue): Simplify code loading return pointer.
2214 Allow a slightly larger range for merge_sp_adjust_with_load case.
2215 When testing with VAL_14_BITS_P, always use the actual value.
2217 * pa.c (pa_adjust_insn_length): Check that block move
2218 pattern is a set before looking at operands.
2220 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2222 * fold-const.c (fold_binary_op_with_conditional_arg): New
2223 function, split out from ...
2225 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2226 conditional arms that throw exceptions.
2228 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2231 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2233 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2234 define HAVE_DECL_* to 1 to mask potential backup declarations.
2235 * configure: Regenerated.
2237 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2239 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
2241 2001-02-17 Richard Henderson <rth@redhat.com>
2243 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2244 when replacing a memory load with a register.
2246 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2247 Jan Hubicka <jh@suse.cz>
2249 * recog.c (validate_replace_src_1): New.
2250 (validate_replace_src_data): Likewise.
2251 (validate_replace_src): Use note_uses.
2252 * rtl.h (note_uses): Declare.
2253 * rtlanal.c (note_uses): New.
2255 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
2257 * reg-stack.c (stack_def): Make field reg unsigned.
2258 (remove_regno_note): Unsignetize parameter.
2260 2001-02-16 Jes Sorensen <jes@linuxcare.com>
2262 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
2263 shladd_operand() call.
2265 2001-02-16 Bruce Korb <bkorb@gnu.org>
2266 Rodney Brown <RodneyBrown@mynd.com>
2268 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2269 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2270 machine restrictions
2271 * fixinc/fixincl.x: regen
2273 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2275 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
2277 (hash_scan_insn): Clean up calls to hash_scan_set.
2278 (compute_kill_rd): REGNO now unsigned.
2279 (try_replace_reg): Rework to use simplify_replace_rtx.
2280 (cprop_jump, cprop_cc0_jump): Likewise.
2281 (cprop_insn): Call find_reg_equal_equiv_note.
2282 Reflect changes to cprop_jump and cprop_cc0_jump.
2284 * recog.c (validate_replace_src): Replace in operands of
2285 ZERO_EXTRACT in SET_DEST.
2287 * cse.c (new_label_ref): New variable.
2288 (insert): Set it instead of recorded_label_ref.
2289 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
2290 CODE_LABEL for this function, and not already in REG_LABEL note.
2292 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
2294 * resource.c (mark_referenced_resources): Fix typo in introductory
2296 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
2299 2001-02-16 Jason Merrill <jason@redhat.com>
2301 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2303 (gen_subprogram_die): Don't abort on seeing a second definition if
2304 the previous one was abstract. Don't replace an abstract instance
2305 in the lookup table.
2307 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2308 gen_abstract_function.
2309 * dwarf2out.h: Declare it.
2310 * toplev.c (note_outlining_of_inline_function): New fn.
2311 * toplev.h: Declare it.
2312 * integrate.c (output_inline_function): Call it.
2313 * c-decl.c (duplicate_decls): Call it when redefining an extern
2314 inline. Don't inline the new defn.
2316 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2318 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2320 * .gdbinit: Rename to gdbinit.in.
2321 * gdbinit.in: New file,
2322 * configure.in: Generate .gdbinit from gdbinit.in.
2323 * configure: Regenerated.
2324 * Makefile.in (distclean): Always remove .gdbinit.
2326 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2328 * objc/objc-act.c (start_class): Register implemented_classes with
2331 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2333 * cppfiles.c (_cpp_make_system_header): Generate a file
2336 2001-02-15 Jim Meyering <meyering@lucent.com>
2338 * Makefile.in (install-common): Don't depend on installdirs here.
2339 Instead, make each of the lang.install-common targets (e.g.,
2340 c++.install-common in cp/Make-lang.in) depend on it.
2341 (install-driver): Depend on installdirs.
2343 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2345 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2347 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2350 2001-02-15 Mark Mitchell <mark@codesourcery.com>
2352 * invoke.texi (--param): Document.
2354 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
2356 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2358 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
2360 * i386.md (extendsfdf2_2): Fix constraints.
2362 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
2364 * i386.md (fop_df_3 splitter): Fix operand number.
2366 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
2368 * invoke.texi (-mreg-alloc): Nuke.
2369 * i386.c (ix86_reg_alloc_order, regs_allocated,
2370 order_regs_for_local_alloc): Nuke.
2371 (override_options): Kill reg_alloc code.
2372 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
2373 (REG_ALLOC_ORDER): SSE goes before I387.
2374 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
2375 (ix86_reg_alloc_order): Likewise.
2376 * i386-protos.h (ix86_reg_alloc_order): Kill.
2378 2001-02-14 Richard Henderson <rth@redhat.com>
2380 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2382 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
2384 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2386 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
2388 * i386-protos.h (ix86_memory_move_cost): Move offline.
2389 * i386.c (ix86_register_move_cost): Compute properly cost of
2390 SSE, MMX and i387 instructions.
2391 (*_cost): Add costs of SSE/MMX moves.
2392 (ix86_memory_move_cost): Move offline from ....; Likewise.
2393 * i386.h (MEMORY_MOVE_COST): .... here;
2394 (struct processor costs): Add new fields to represent costs
2397 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
2399 * regclass.c (init_reg_sets_1): Reinstall the optimization of
2400 move_cost together with Matt Kraai's fix.
2402 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2404 * Makefile.in (OBJS): Add params.o.
2406 2001-02-14 Richard Henderson <rth@redhat.com>
2407 DJ Delorie <dj@redhat.com>
2409 * jump.c (jump_optimize_1): When we delete a conditional jump
2410 preceeding a non-conditional jump to effectively the same place,
2411 make sure that the combined jump skips any clobber insns between
2414 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2416 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
2418 2001-02-14 Mark Mitchell <mark@codesourcery.com>
2420 * Makefile.in (toplev.o): Depend on params.h.
2421 (intergate.o): Likewise.
2422 (params.o): New target.
2423 * flags.h (inline_max_insns): Remove.
2424 * integrate.c: Include params.h.
2425 Use MAX_INLINE_INSNS instead of inline_max_insns.
2426 * params.c: New file.
2427 * params.h: Likewise.
2428 * params.def: Likewise.
2429 * toplev.c: Include params.h.
2430 (lang_independent_params): New variable.
2431 (decode_f_option): Use the param machinery instead of setting
2433 (independent_decode_option): Handle "--param name=value".
2434 (main): Register language-independent parameters.
2436 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
2438 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
2440 2001-02-14 Richard Henderson <rth@redhat.com>
2442 * regclass.c (init_reg_sets_1): Revert last two changes.
2444 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2446 * stor-layout.c (is_pending_size, put_pending_size): New functions.
2447 (variable_size): Call put_pending_size.
2448 * tree.h (is_pending_size, put_pending_size): Add prototypes.
2449 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
2450 sizes list, put newly created SAVE_EXPR there as well.
2452 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2454 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
2455 (errata_find_address_regs): load_group has only 2 entries.
2456 (errata_emit_nops): Likewise. shladd is not problematic.
2457 Clear last_group if nop was emitted.
2458 (fixup_errata): load_group has only 2 entries.
2461 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
2463 * c-lex.c (lex_number): Only warn traditionally for U suffix
2464 outside system macros.
2465 * cppexp.c (parse_number): Similarly.
2466 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
2467 * cppmacro.c (struct cpp_macro): New member node.
2468 (parse_args): Only warn about missing rest args if not
2470 (funlike_invocation_p): Similarly for uninvoked funlike macros.
2471 (cpp_sys_objmacro_p): New.
2472 (_cpp_create_definition): Store the node with the macro defn.
2473 Remember if the macro is defined in a system header.
2475 2001-02-13 DJ Delorie <dj@redhat.com>
2477 * configure.in (check_languages): determine languages to check
2478 * Makefile.in (check-c++): alias for check-g++
2479 (check-f77): alias for check-g77
2480 (CHECK_TARGETS): depend on configured languages
2482 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
2484 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2485 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2486 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2487 (sqrtextendsfdf2): Disable for SSE2.
2489 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2491 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2492 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2493 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2494 (sqrtextendsfdf2): Disable for SSE2.
2496 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
2498 * i386.md (movsfcc_1): Support integer cmove instruction.
2499 (movdfcc_1): Likewise; new splitter.
2501 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
2503 * i386.c (output_fp_compare): Support SSE.
2504 (prepare_fp_compare_args): SSE comparisons always support memory.
2505 * i386.h (TARGET_CMOVE): SSE imply cmove.
2506 * i386.md (cmp?f2): Enable for SSE too.
2507 (cmpfp_i*): Support SSE.
2509 (cmpfp_i_sse_only): New.
2510 (s*, b* fp expanters): Enable for SSE too.
2511 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
2514 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
2516 * regclass.c (init_reg_sets_1): Silence warning.
2518 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
2520 * i386.md (sqrt?f2): Change to expander.
2521 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
2523 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2525 * rtlanal.c (find_reg_equal_equiv_note): New function.
2526 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
2527 (simplify_gen_relational, simplify_replace_rtx): Likewise.
2528 * rtl.h: Add declarations for above functions.
2530 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
2532 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
2534 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
2535 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
2536 * flow.c (mark_regs_live_at_end): Likewise.
2537 (calculate_global_regs_live): Likewise.
2538 * gcse.c (compute_hash_table): Likewise.
2539 (compute_kill_rd): Likewise.
2540 * resource.c (mark_target_live_regs): Likewise.
2541 * rtl.h (INVALID_REGNUM): New macro.
2543 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
2545 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
2547 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
2549 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
2552 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
2554 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
2556 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
2557 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
2558 (fop_sf_1_sse, fop_df_1_sse): New patterns
2559 (fop_*): Disable float_extend and float patterns for SSE compilation.
2560 * i386.c (output_387_binary_op): Support SSE.
2562 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
2564 * i386.md (dummy_extendsfdf2): Support SSE2
2565 (extendsfdf2): Enable if 80387 or SSE2.
2566 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
2567 and no MIX_I387_SSE2
2568 (extendsfdf2_1_sse_only): New pattern.
2569 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
2571 (truncdfsf2_1): Support SSE.
2572 (truncdfsf2_2): Support SSE.
2573 (truncdfsf2_2_1_sse): New pattern.
2574 (fixtruncsfsi2): Always use SSE if available.
2575 (fix_truncsfsi_sse): New pattern.
2576 (fix_truncdfsi_sse): New pattern.
2577 (floatsis?f2): Support SSE.
2578 (floatsidf2_i387): New pattern.
2579 (floatsidf2_sse): Likewise.
2581 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2583 * configure.in: Use "have_gnat" variable, not "gnat".
2584 * configure: Regenerated.
2586 * config/sparc/sparc.c (function_value): Treat all non-record
2587 aggregate types like used to treat UNION_TYPE.
2589 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
2591 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
2592 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
2594 (MASK_MIX_SSE_I387): New.
2595 (TARGET_SSE): SSE2 imply SSE.
2596 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
2597 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
2598 (enum reg_class): Add new classes.
2599 (REG_CLASS_NAMES): Likewise.
2600 (REG_CLASS_CONTENTS): Likewise.
2601 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
2602 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
2603 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
2604 (CLASS_MAX_NREGS): Use new macros.
2605 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
2606 * i386.md (pushsf, movsf): Support SSE.
2607 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
2608 splitters to use ANY_FP_REGNO_P.
2609 (movdf_nointeger, movdf_integer): Likewise.
2611 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2613 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2614 (try_combine): Use it.
2616 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
2618 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
2619 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
2620 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
2621 (REGISTER_MOVE_COST): Likewise.
2622 * i386-protos.h (ix86_secondary_memory_needed,
2623 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
2624 * i386.c (ix86_secondary_memory_needed,
2625 ix86_preferred_reload_class, ix86_register_move_cost): New function.
2627 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
2629 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
2630 (HARD_REGNO_MODE_OK): Move offline to ....
2631 * i386.c (ix86_hard_regno_mode_ok) ... here;
2632 refuse all incorrect modes.
2633 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
2635 2001-02-13 Richard Henderson <rth@redhat.com>
2637 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2638 entire operator; replicate that and match_dup the operands.
2639 (cmp_ccx_arith_op_set): Likewise.
2640 (cmp_cc_arith_op_not_set): Likewise.
2641 (cmp_ccx_arith_op_not_set): Likewise.
2643 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2645 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
2647 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2649 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
2650 (TARGET_NO_BITFIELD_WORD): New macro.
2651 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
2652 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
2654 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2656 * cselib.c: New file, from simplify-rtx.c.
2657 * simplify-rtx.c: Remove cselib parts.
2658 * Makefile.in: Add cselib.o.
2660 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2662 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2663 (setup_incoming_varargs): Remove warning.
2665 * config/rs6000/rs6000.c (validate_condition_mode): When
2666 flag_fast_math, allow floating-point conditionals to be reversed.
2667 (rs6000_generate_compare): When flag_fast_math, don't generate
2668 cror operations for FP conditionals.
2670 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
2672 (ASM_SPEC): Likewise.
2673 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
2674 (CC1_SPEC): Likewise.
2675 (LINK_TARGET_SPEC): Likewise.
2676 (CPP_ENDIAN_SPEC): Likewise.
2677 * Makefile.in (check-consistency): New target.
2679 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
2681 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
2682 "return type defaults" warning for functions with return type
2684 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
2685 function declarations by default rather than only when pedantic.
2687 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
2689 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
2692 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2694 * extend.texi (Deprecated): Deprecate new initializer lists.
2696 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2698 * mkdeps.c (deps_add_default_target): Robustify. Add
2699 basename component only.
2700 * cpp.texi (-M): Describe how default target is generated.
2701 * invoke.texi (-M): Likewise.
2703 2001-02-12 Kazu Hirata <kazu@hxi.com>
2705 * toplev.c (push_float_handler): Remove.
2706 (pop_float_handler): Remove.
2707 * toplev.h: Remove prototypes for the above functions.
2709 2001-02-12 Jakub Jelinek <jakub@redhat.com>
2711 * c-common.c (constant_fits_type_p): New function.
2712 (convert_and_check): Use it.
2714 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2716 * Makefile.in (GXX_ABI_FLAG): Don't define.
2717 * configure.in (--enable-new-gxx-abi): Remove option.
2718 * config.in: Regenerated.
2719 * configure: Likewise.
2721 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
2723 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
2725 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
2726 regular basic block, and arrange for all edges into it to switch
2729 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2731 * Makefile.in (distclean): Do not remove .gdbinit.
2733 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2735 * Makefile.in (gcc.o): Fix typos.
2736 (protize.o): Likewise.
2737 (unprotoize.o): Likewise.
2739 2001-02-11 Richard Henderson <rth@redhat.com>
2741 * tree.c (build1): Check for null operand in last change.
2743 2001-02-11 Richard Henderson <rth@redhat.com>
2745 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
2746 (fold): Don't assume a constant isn't foldable.
2747 * tree.c (build): Set TREE_CONSTANT for an expression with no
2748 side-effects and constant operands.
2751 2001-02-10 Richard Henderson <rth@redhat.com>
2753 * jump.c (squeeze_notes): Revert 2000-05-12 change.
2755 2001-02-10 Anthony Green <green@redhat.com>
2757 * cpp.texi (Standard Predefined): Add documentation for
2760 * c-common.c (combine_strings): Improve warning message.
2762 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
2764 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
2766 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
2768 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
2770 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
2773 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2775 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
2778 2001-02-09 Nick Clifton <nickc@redhat.com>
2780 * config/arm/arm.md: Change output contraint on post inc
2781 load/store multiple patterns to be a read/write contraint.
2783 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
2785 * gcc.c (cpp_options): Delete .d files on error. Don't delete
2786 .o files when using the -M options.
2788 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2789 David Edelsohn <edelsohn@gnu.org>
2791 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
2792 handle DImode constants. Use one TOC entry for SImode and smaller
2793 constants, aligned properly.
2795 2001-02-08 Jason Merrill <jason@redhat.com>
2797 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
2798 about the SP adjustment for saving the static chain pointer.
2799 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
2800 offset when setting a temporary CFA register.
2802 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
2804 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
2805 powerpc-*-chorusos* .
2806 * config/rs6000/chorus.h : New file.
2807 * config/i386/chorus.h : New file.
2808 * config/sparc/chorus.h : New file.
2809 * config/sparc/t-chorus-elf : New file.
2811 2001-02-08 David Edelsohn <edelsohn@gnu.org>
2813 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
2814 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
2815 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
2816 (__WCHAR_TYPE__): Correct macro name.
2818 2001-02-08 Richard Henderson <rth@redhat.com>
2820 * config/i386/i386.c (ix86_frame_pointer_required): New.
2821 (ix86_setup_frame_addresses): New.
2822 (struct machine_funciton): Add accesses_prev_frame.
2823 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
2824 ix86_frame_pointer_required.
2825 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
2826 (SETUP_FRAME_ADDRESSES): New.
2827 * config/i386/i386-protos.h: Update.
2828 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
2829 from FRAME_POINTER_REQUIRED.
2830 * config/i386/svr3gas.h: Likewise.
2831 * config/i386/sysv3.h: Likewise.
2832 * config/i386/v3gas.h: Likewise.
2834 2001-02-08 Richard Henderson <rth@redhat.com>
2836 * config/sparc/sparc.c (function_arg_record_value_3): Fix
2837 calculation of the number of integer registers required.
2838 (function_arg_record_value): Likewise.
2840 2001-02-08 Jason Merrill <jason@redhat.com>
2842 * diagnostic.c (internal_error): Say "confused" after 1 error, not
2843 two. Print file and line with "confused" message.
2845 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
2847 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2849 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
2851 2001-02-08 Bernd Schmidt <bernds@redhat.com>
2853 * final.c (cleanup_subreg_operands): The address of a MEM can
2856 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
2859 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
2861 * gcc.texi (Incompatibilities): Update documentation of
2862 preprocessing numbers.
2864 2001-02-07 Jakub Jelinek <jakub@redhat.com>
2866 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
2868 2001-02-07 Mark Mitchell <mark@codesourcery.com>
2870 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
2872 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
2873 * gcc.c (struct compiler): Add cpp_spec field.
2874 (input_file_compiler): New variable.
2875 (do_spec_1): Allow a particular compiler to handle `%C'
2877 (main): Store the current compiler in input_file_compiler.
2878 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
2880 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
2882 * cpphash.h (struct spec_nodes): Add n_true and n_false.
2883 * cppinit.c (cpp_create_reader): Initialize them.
2884 (append_include_chain): cxx_aware arg might be unused.
2885 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
2886 keywords and give them their phase 7 meaning. Pedwarn about
2887 this unless '__bool_true_false_are_defined' is defined.
2889 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2891 * lcm.c (optimize_mode_switching): Emit mode_set before the
2892 JUMP_INSN of an abnormal edge.
2894 2001-02-07 Bernd Schmidt <bernds@redhat.com>
2896 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
2897 a scheduling barrier at the end.
2899 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
2901 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2903 * config/sh/sh.md (reload_outsf): Removed.
2904 (movsf_ie): Introduce constraints for FPUL loads and stores.
2905 (reload_insf): Broaden the output constraint.
2907 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
2909 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2910 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
2912 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
2914 * final.c: Revert my previous changes.
2915 * output.h: Make profile_label_no extern.
2916 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
2917 for generating label.
2919 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
2921 * config/i386/djgpp.h: Add comments about standard paths.
2922 (MD_EXEC_PREFIX): Undefine before defining.
2923 (MD_STARTFILE_PREFIX): New.
2925 2001-01-30 Bruce Korb <bkorb@gnu.org>
2927 fixinc/fixincl.c(process): Emit error message only if appropriate :)
2928 (load_file): do not rely on load_file_data() to close file pointer
2929 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
2930 fixinc/inclhack.def(irix_limits_const): add test_text
2932 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2934 * cppexp.c (parse_defined): Improve diagnostics for invalid
2937 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2939 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
2941 2001-02-06 Mark Mitchell <mark@codesourcery.com>
2943 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
2944 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
2945 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
2946 (rs6000_output_symbol_ref): New function.
2947 (output_toc): Use VTABLE_NAME_P.
2949 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2951 * print-tree.c (print_node, case PARM_DECL):
2952 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
2954 * stor-layout.c (reference_types_internal): New variable.
2955 (internal_reference_types): New function.
2956 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
2957 * tree.h (internal_reference_types): New declaration.
2959 * cse.c (find_best_addr): Fix typo in computing cost.
2961 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2963 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
2964 and this is the sum of a pointer and a constant, we know the result
2966 (num_sign_bit_copies, case PLUS): Likewise.
2967 * explow.c (convert_memory_address): Remove opposite SUBREG.
2968 * function.c (instantiate_new_reg): New function (from common code).
2969 (instantiate_virtual_regs_1): Call it.
2970 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
2971 if pointers sign- or zero-extend.
2972 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
2973 If pointers extend unsigned, use inside of SUBREG.
2974 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
2976 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
2978 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
2979 subdir of gcc_gxx_include_dir.
2980 (gcc_gxx_target_include_dir): Remove.
2982 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
2984 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
2985 (dwarf2out_frame_debug_expr): Revise introductory comments to add
2986 a high-level description.
2988 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
2990 * final.c: Move the declaration of profile_label_no to ...
2991 * output.h: ... here.
2992 * function.c (expand_function_start): Call PROFILE_HOOK.
2993 * config/rs6000/aix.h: Define PROFILE_HOOK.
2994 * config/rs6000/rs6000-protos.h: output_profile_hook new.
2995 * config/rs6000/rs6000.c (output_profile_hook): Define.
2996 (output_prolog): Do nothing for ABI_AIX as it is taken care by
2997 output_profile_hook.
2998 tm.texi : Explain new macro PROFILE_HOOK.
3000 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3002 * extend.texi (Extended Asm): Do not say that semicolon is always
3003 a valid line-breaking character for GNU assemblers. Use
3004 newline-tab as the most commonly supported syntax. Use
3005 newline-tab rather than semicolon in multi-insn examples.
3007 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3009 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3011 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3012 David Edelsohn <edelsohn@gnu.org>
3014 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3015 code for AIX, even without flag_pic.
3017 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3019 * c-typeck.c (common_type): push and pop binding level around
3020 calling common_type on function parameters.
3022 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3024 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3026 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3028 * config/mips/mips.c (override_options): Fix typo in last change.
3029 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3030 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3032 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3034 * invoke.texi (-fdump-class-layout): Document.
3035 (-fdump-translation-unit): Use `=' as filename separator.
3037 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3039 * Makefile.in (s-mlib): Don't build multilibs if
3041 (DRIVER_DEFINES): Adjust accordingly.
3043 (protoize.o): Likewise.
3044 (unprotoize.o): Likewise.
3045 * configure.in: Recognize --enable-multilib.
3047 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3049 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3051 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3052 * configure.in: Remove --enable-libstdcxx_v3 support.
3053 * configure: Regenerated.
3055 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3057 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3058 Call abort instead of fatal.
3059 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3060 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3061 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3062 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3063 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3064 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3066 * diagnostic.h (set_internal_error_function): Renamed.
3067 * toplev.h (internal_error): Renamed from fatal.
3068 (pfatal_with_name): Deleted.
3069 (fatal_io_error): Now has printf-style arguments.
3070 * diagnostic.c (pfatal_with_name): Deleted.
3071 (fatal_io_error): Rework to have args in printf-style.
3072 (set_internal_error_function): Renamed from set_fatal_function.
3073 (internal_error): Renamed from fatal.
3074 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3075 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3076 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3077 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3078 * flow.c (verify_flow_info): Likewise.
3079 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3080 * config/mips/mips.c (save_restore_insns): Likewise.
3082 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3083 * flow.c (verify_flow_info): Likewise.
3084 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3085 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3086 (avr_normalize_condition): Likewise.
3087 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3088 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3089 (limit_reload_class, double_reg_to_memory): Likewise.
3090 (print_operand_address, emit_1600_code_shift): Likewise.
3091 (gen_tst_reg, gen_compare_reg): Likewise.
3092 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3093 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3095 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3097 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3098 * objc/objc-act.c (build_ivar_chain): Likewise.
3099 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3101 * graph.c (clean_graph_dump_file): Likewise.
3102 * profile.c (init_branch_prob): Likewise.
3103 * objc/objc-act.c (objc_init): Likewise.
3105 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3106 * config/avr/avr.c (avr_override_options): Likewise.
3107 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3108 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3109 * config/h8300/h8300.c (h8300_init_once): Likewise.
3110 * config/mips/mips.c (override_options): Likewise.
3111 * config/i386/i386.c (override_options): Likewise, rework.
3112 * config/m68k/m68k.c (override_options): Likewise.
3114 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3116 * config/mips/mips.c (print_operand): Likewise.
3117 * hash.c (hash_allocate): Don't check for failure returns from
3118 obstack functions that can't fail.
3119 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3120 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3121 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3122 (get_object_reference): Likewise.
3124 2001-02-04 Nick Clifton <nickc@redhat.com>
3126 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3127 StrongARM1110, 10TDMI, and 1020T.
3129 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3131 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3133 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3135 * config/sh/sh.md (movdf load split): Pass register number to
3136 FP_OR_XD_REGISTER_P.
3138 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3140 * cppinit.c (BC): New macro.
3141 (builtin_array): Add __GXX_WEAK__.
3142 * cpplib.h (builtin_type): Add BT_WEAK.
3143 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3144 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3145 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3147 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3149 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3151 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3153 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3154 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3156 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3158 * cpphash.h: Rename ALIGN _ALIGN.
3159 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3161 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3163 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3164 compilation environment.
3165 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3166 control over location of cygwin includes and libs.
3168 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3170 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3172 2001-02-02 lars brinkhoff <lars@nocrew.org>
3174 * md.texi (Standard Names): remove reference to spur.md.
3176 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3178 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3179 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3180 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3181 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3182 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3184 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3186 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3187 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3188 number before reload.
3189 (c4x_adjust_cost): Return zero before reload.
3190 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3191 split before reload.
3193 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3195 * c4x.c (c4x_hard_regno_rename_ok): New.
3196 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3197 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3199 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3201 * diagnostic.h: Add missing "extern" in all declarations.
3203 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3205 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3206 as for gcc_gxx_include_dir.
3208 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
3210 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
3212 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3214 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
3215 label before alignment to be used as the braf base address.
3216 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
3218 (casesi_jump_2): Require at least TARGET_SH2.
3220 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
3221 truncation to 32-bit doubles on -m3e and -m4-single-only.
3223 2001-02-02 Mark Mitchell <mark@codesourcery.com>
3225 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
3226 the default when building a shared object.
3227 (init_spec): Use it.
3228 * testsuite/lib/g++.exp: Include the directory where libgcc
3229 is located to the LD_LIBRARY_PATH list.
3230 * invoke.texi (-shared-libgcc): Document the cases in which
3231 GCC defaults to using the shared libgcc.
3233 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3235 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
3236 unsigned is wide enough.
3238 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
3239 (si_to_float): Likewise.
3240 (float_to_si, float_to_usi): Use BITS_PER_SI.
3242 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3244 * dwarf2out.c: Added explanation of abbreviations.
3245 (def_cfa_1): Added comments listing DWARF2 instructions.
3246 (cfa_temp_reg): Removed in favor of cfa_temp.
3247 (cfa_temp_value): Removed in favor of cfa_temp.
3248 (cfa_temp): New global variable.
3249 (dwarf2out_frame_debug_expr): Added extensive introductory
3250 comments explaining the function's transformations. Revised to
3251 use cfa_temp. Added some rtx checking. Generalize IOR case.
3252 (dwarf2out_frame_debug): Revised to use cfa_temp.
3253 (output_aranges): Cast as "unsigned" to avoid warning.
3254 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
3255 explain which instructions must be marked.
3257 2001-02-01 Richard Henderson <rth@redhat.com>
3259 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
3262 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3264 * config/sh/crt1.asm (main_k): Modified so that start calls
3265 ___setup_argv_and_call_main.
3267 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
3269 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
3270 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
3271 and AVOID_LPASTE is cleared on meeting an unescaped newline.
3272 * cppmacro.c (builtin_macro): Set builtin flags here.
3273 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
3274 (replace_args): Clarify intent.
3275 (cpp_get_token): Macro expansion tokens get the saved flags.
3277 * cppmain.c (scan_buffer): Remove now-redundant print.printed
3280 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3282 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
3285 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3287 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
3288 returns Pmode pseudo, but we need ptr_mode.
3289 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
3290 Remove bogus conversions; use HOST_WIDE_INT for size.
3291 Don't use TARGET if wrong mode.
3293 * config/i386/i386.c (ix86_compute_frame_size): Allow
3294 stack_alignment_needed to be non-default even if size is zero.
3296 2001-01-31 Alan Modra <alan@linuxcare.com.au>
3298 * (hppa_init_pic_save): Emit the pic offset table
3299 reg save after last_parm_insn.
3300 * pa.c (hppa_init_pic_save): New function.
3301 * pa.h (hppa_init_pic_save): Declare.
3302 * pa.md (call, call_value, sibcall, sibcall_value): Use
3303 the above instead of duplicated code.
3305 * pa.c (hppa_encode_label): Correct size of alloca buffer
3306 so we don't overrun it. Correct leading `*' case.
3307 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
3308 need to handle `*@'.
3309 (FUNCTION_NAME_P): Likewise.
3311 2001-01-31 Richard Henderson <rth@redhat.com>
3313 * config.gcc (alpha-osf5): Use float-i128.h.
3315 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
3316 * config/float-i32.h: Likewise.
3317 * config/float-i64.h: Likewise.
3318 * config/float-sh.h: Likewise.
3319 * config/float-sparc.h: Likewise.
3321 2001-01-31 DJ Delorie <dj@redhat.com>
3323 * expmed.c (extract_bit_field): allow non-integral modes if we
3324 want to extract a whole register from itself.
3326 2001-01-31 Jakub Jelinek <jakub@redhat.com>
3328 * c-typeck.c (set_init_index): If first is equal to last, assume as
3329 if it was not a range at all.
3331 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3333 * config/fp-bit.c: Include tm.h.
3334 (float_to_si): Don't assume SImode is 32-bits wide.
3335 (float_to_usi): Likewise.
3337 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
3339 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
3341 (typename): Call pending_xref_error after parsing typed_typespecs.
3342 * c-decl.c (lookup_tag): Give error immediately rather than
3343 leaving it pending if the tag of the wrong type is in the same
3345 (xref_tag): Don't pedwarn for forward declarations of enum types
3347 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
3350 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3352 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
3354 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3356 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
3357 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
3359 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3361 * cpphash.h (struct cpp_reader): New saved_flags.
3362 * cppmacro.c (cpp_get_token): Use saved_flags to remember
3363 to avoid a paste after a pasted token.
3365 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3367 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
3368 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
3369 Wtype_MIN instead of LONG_MIN.
3371 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3373 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
3375 * fixinc/fixincl.x: Regenerated.
3376 * fixinc/inclhack.def (irix_limits_const): New definition to
3377 convert "const" to "__const" in limits.h.
3379 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3381 * fixinc/genfixes (AG): Fix "autogen4" thinko.
3383 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3385 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
3386 when register dies in the insn.
3388 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3390 * diagnostic.c (fatal): Fix word wrap.
3392 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
3394 * combine.c (try_combine): Fix SUBREG setting for
3395 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
3397 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3399 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
3402 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3404 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
3406 * toplev.c (decode_W_option): Update warn_larger_than
3407 unconditionally for each processed switch.
3409 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3411 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
3413 (hppa_expand_prologue): Delete code to save pic offset table register
3414 in the function prologue.
3415 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
3416 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
3417 table register at the beginning of the function after the prologue.
3419 2001-01-29 lars brinkhoff <lars@nocrew.org>
3421 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
3423 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3424 Jeff Law <law@redhat.com>
3426 * pa.md (return): Revise comment for trivial return.
3427 (return_internal): Non-trivial return pattern for non-PIC code.
3428 (return_internal_pic): Non-trivial return pattern for PIC code.
3429 It uses the PIC register to ensure it is restored after
3431 (epilogue): Generate appropriate return for PIC and non-PIC code.
3433 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
3435 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
3437 2001-01-29 DJ Delorie <dj@redhat.com>
3439 * combine.c (if_then_else_cond): Pass the correct mode to
3440 operand_subword() for constants.
3442 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
3444 * config/i386/cygwin.h: Add w32api to include search. Search different
3445 directories in a cross-build environment.
3447 2001-11-29 Tim Josling <tej@melbpc.org.au>
3449 * tree.h (TYPE_STUB_DECL): Add documentation.
3451 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
3453 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
3454 (sdbout_field_types): Likwise. Fix use of host_integerp.
3456 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
3458 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
3461 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
3463 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
3464 to use flag_gnu_linker.
3466 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3468 * cpplib.c (T_BAD_DIRECTIVE): Remove.
3469 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
3471 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
3473 * tree.c, tree.h (build_parse_node): Remove; was identical to
3475 * c-lang.c (start_cdtor), objc/objc-act.c
3476 (build_module_descriptor): Use build_nt instead of
3479 2001-01-29 Jakub Jelinek <jakub@redhat.com>
3481 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
3482 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
3483 not have any upper bits set.
3485 2001-01-29 Phil Edwards <pme@sources.redhat.com>
3487 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
3489 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3491 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
3493 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
3495 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
3496 (integer_minus_one_node): Define.
3498 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
3500 * Makefile.in (bootstrap2-lean): Fix typo.
3502 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
3504 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
3505 : Don't set fe_value.
3506 * cpplib.h (AVOID_LPASTE): New flag.
3507 (struct cpp_hashnode): Remove fe_value.
3508 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
3509 * cppmacro.c (builtin_macro): Don't set flags here.
3510 (replace_args): Set AVOID_LPASTE flag on first token of an
3511 argument, and the token following it.
3512 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
3513 macro expansion, and on the token following it. Do it for
3515 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
3517 2001-01-27 Richard Henderson <rth@redhat.com>
3519 * config/alpha/t-ieee: Remove multilibbing.
3520 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3522 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3524 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
3526 * Makefile.in: Remove all dependencies on defaults.h.
3527 * builtins.c: Don't include defaults.h.
3528 * c-common.c: Likewise.
3529 * c-decl.c: Likewise.
3530 * c-pragma.c: Likewise.
3531 * c-typeck.c: Likewise.
3532 * combine.c: Likewise.
3534 * frame-ia64.c: Likewise.
3535 * cppexp.c: Likewise.
3536 * crtstuff.c: Likewise.
3537 * dbxout.c: Likewise.
3538 * dwarf2out.c: Likewise.
3539 * dwarfout.c: Likewise.
3540 * emit-rtl.c: Likewise.
3541 * except.c: Likewise.
3543 * final.c: Likewise.
3544 * frame-dwarf2.c: Likewise.
3545 * libgcc2.c: Likewise.
3546 * optabs.c: Likewise.
3547 * profile.c: Likewise.
3548 * sdbout.c: Likewise.
3549 * toplev.c: Likewise.
3550 * tradcif.y: Likewise.
3552 * varasm.c: Likewise.
3554 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3556 * builtins.c (expand_builtin_fputs): Use size_one_node when
3557 transforming into fwrite.
3559 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3561 * extend.texi (Attribute Syntax): New section.
3563 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3565 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3566 they didn't need fixing.
3568 2001-01-27 Janis Johnson <janis@us.ibm.com>
3570 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3572 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3573 to remove macro definitions that are duplicated from elfos.h.
3575 2001-01-27 Richard Henderson <rth@redhat.com>
3577 * config/i386/sco5gas.h: Move ...
3578 * config/usegas.h: ... here.
3579 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3581 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3583 * c-typeck.c (struct constructor_stack): Add range_stack member.
3584 (really_start_incremental_init): Clear it.
3585 (push_init_level): Save constructor_range_stack and clear it if
3586 pushing explicit braces.
3587 (pop_init_level): abort if constructor_range_stack is non-zero at
3588 explicit closing brace. Restore saved constructor_range_stack if
3591 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3593 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3594 into register was forced into memory.
3596 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3598 * Makefile.in: Remove uses of + before $(MAKE).
3600 2001-01-26 Richard Henderson <rth@redhat.com>
3602 * stmt.c (cost_table): Remove.
3603 (COST_TABLE, cost_table_initialized): New.
3604 (estimate_case_costs): Use the later instead of the former.
3605 (balance_case_nodes): Likewise.
3607 2001-01-26 Richard Henderson <rth@redhat.com>
3609 * alias.c (objects_must_conflict_p): Read-only slots may not
3610 conflict despite having the same type.
3612 2001-01-27 Michael Hayes <mhayes@redhat.com>
3614 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3616 (check_ext_dependant_givs): Initialise u_start_val and
3618 (load_mems): Make last_max_reg unsigned.
3619 (try_swap_copy_prop): Use INSN_P and initialise set.
3621 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3623 * README.AVR : Removed.
3625 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3627 * pa-64.h (text_section): Remove declaration.
3629 * pa.md (return_internal): Remove mode on PIC register use.
3631 2001-01-25 lars brinkhoff <lars@nocrew.org>
3633 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3634 ASM_CLOSE_PAREN): fix typos.
3636 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3638 * acconfig.h: Define `const' to the empty string if neither
3639 __STDC__ nor __cplusplus is defined.
3640 * config.in: Regenerated.
3642 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3644 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3645 * collect2.c (main): Delete importf. Add ".obj" file extension.
3646 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3647 (aix_std_libs): Add additional AIX libraries to skip.
3648 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3649 * config/rs6000/aix51.h: New file.
3651 2001-01-25 Michael Hayes <mhayes@redhat.com>
3653 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3654 (loop_insn_emit_before): No longer static.
3655 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3656 (loop_givs_rescan, load_mems): Likewise.
3657 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3658 (maybe_eliminate_biv_1):
3659 (move_movables): Replace emit_call_insn_before with
3660 loop_call_insn_hoist.
3661 * loop.h (loop_insn_emit_before): Add.
3662 * unroll.c (copy_loop_body): Replace emit_insn_before with
3663 loop_insn_emit_before.
3665 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3667 * diagnostic.c (fatal): Request preprocessed source.
3669 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3671 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3672 olddecl has argument types and newdecl has none, use the argument
3675 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3677 * dwarf2out.c (prefix_of): New function. Determine longest common
3678 prefix of the two arguments. The units are whole path components.
3679 (output_file_names): When adding a new directory find the one entry
3680 with the longest common prefix already in the list. Artificially
3681 generate entry if there is none for this prefix.
3682 Fix test to check whether the zeroth directory entry is used.
3684 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3686 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3687 Changed all callers. Take it into account when deciding if a
3688 previously loaded value matches.
3690 2001-01-24 Richard Henderson <rth@redhat.com>
3692 * reload.c (find_reloads_subreg_address): Fail the substitution
3693 if the resulting address is insufficiently aligned.
3695 2001-01-24 DJ Delorie <dj@redhat.com>
3697 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
3698 check the original operand's mode also.
3699 * simplify-rtx.c (simplify_ternary_operation): Ditto.
3701 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3703 * c-parse.in (cast_expr): Move compound literals from here ...
3704 (primary): ... to here. Use standard terminology "compound
3705 literal" instead of "constructor expression".
3707 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3709 * gcc.1, cpp.1: Regenerate.
3711 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
3713 * calls.c (emit_library_call_value_1): Memory slot for
3714 pass-by-reference argument should have the mode of the argument,
3715 not of the pointer to it.
3717 2001-01-24 Tom Tromey <tromey@redhat.com>
3719 * gcc.texi (G++ and GCC): Mention gcj manual.
3720 (Standards): Link to section of manual mentioning gcj/Java
3723 2001-01-24 Jakub Jelinek <jakub@redhat.com>
3725 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
3726 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
3727 * tradcpp.c (main): Add -imacros or -include'd dependencies
3729 * cpp.texi (-M, -MM): Document -M -include behaviour.
3731 2001-01-24 Roger Collins <roger@ProProject.com>
3733 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
3735 2001-01-24 Will Cohen <wcohen@redhat.com>
3737 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
3738 whether registers are 32 bits or 64 bits in size.
3740 2001-01-24 Ben Elliston <bje@redhat.com>
3742 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
3744 2001-01-24 Richard Henderson <rth@redhat.com>
3746 * config/alpha/alpha.md (builtin_longjmp_internal): New.
3747 (builtin_longjmp): Use it instead of emit_indirect_jump.
3749 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
3751 * bb-reorder.c (make_reorder_chain_1): Handle case where
3752 jump edge goes to the same block as the fallthru edge.
3754 2001-01-23 Jim Wilson <wilson@redhat.com>
3756 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
3757 * frame.h (__ia64_personality_v1): Add prototype.
3758 * libgcc2.c (ia64_throw_helper): Change personality declaration to
3759 prototype form. Add void * cast to first argument to personality
3761 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
3762 (asctoe113): Likewise.
3763 * config/ia64/frame-ia64.c: Include eh-common.h.
3764 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
3766 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
3768 (itanium_split_issue): Add prototype.
3769 (gen_nop_type): Ifdef out.
3770 (find_best_packet): Initialize best_packet.
3771 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
3773 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
3774 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
3775 (flushrs): Add explicit stop bit at end.
3776 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
3779 2001-01-23 Chris Demetriou <cgd@broadcom.com>
3781 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
3783 * libgcc2.c (__terminate_func): Make variable static.
3784 (__terminate_set_func): New function to set __terminate_func.
3785 * libgcc2.h (__terminate_func_ptr): New typedef.
3786 (__terminate_set_func): New function.
3788 2001-01-23 Richard Henderson <rth@redhat.com>
3790 * flow.c (init_propagate_block_info): Don't consider unchanging
3791 memories for dead frame store elimination.
3793 2001-01-23 Richard Henderson <rth@redhat.com>
3795 * varasm.c (UNIQUE_SECTION): Move default implementation ...
3796 * defaults.h: ... here.
3798 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3800 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
3802 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
3804 * c-lex.c (lex_charconst): Fix typo: s/p/str.
3806 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3808 * rs6000.h (rs6000_return_addr): Move prototype from here...
3809 * rs6000-protos.h (rs6000_return_addr): ...to here.
3810 (rs6000_init_expanders): Delete prototype.
3812 2001-01-23 Nick Clifton <nickc@redhat.com>
3814 * invoke.texi: Replace , with \, inside @gccoptlist macros.
3815 (Spec Files): Document %B and %j and %. and %v3 and %M and
3816 %{S*&T} spec switches.
3818 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3820 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
3822 2001-01-23 Chris Demetriou <cgd@sibyte.com>
3823 Neil Booth <neil@daikokuya.demon.co.uk>
3825 * cpperror.c: Merge handlers of PEDWARN and WARNING.
3826 Have -Werror make pedantic warnings errors, like the
3829 2001-01-23 Phil Edwards <pme@sources.redhat.com>
3831 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
3833 2001-01-23 Jakub Jelinek <jakub@redhat.com>
3835 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
3836 * integrate.c (expand_inline_function): Initialize them.
3837 (subst_constants): If changing COMPARE so that both its arguments
3838 will be VOIDmode and the comparison mode will be lost, note
3839 compare_mode. Use the recorded compare_mode to optimize
3842 2001-01-23 Jason Merrill <jason@redhat.com>
3844 * dwarf2out.c (new_die): Use xcalloc.
3845 (output_die): Abort rather than emit a local reference to offset 0.
3847 2001-01-17 Andrew Haley <aph@redhat.com>
3849 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
3850 of a saved register; return NULL instead.
3851 (copy_reg): Take a pointer to a source register rather than a
3853 (next_stack_level): Remember the address in the stack frame of all
3855 Use the saved register pointer array as the source of the CFA.
3856 (throw_helper): Rewrite. Unwind once rather than twice and keep
3857 track of saved registers as we go.
3859 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3861 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
3862 * c4x.c (c4x_legitimize_reload_address): Remove.
3863 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
3864 reload address for ldp(k) insn.
3866 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
3868 * pa.md (return_internal): Add a USE of the PIC register to ensure
3869 it is restored after each call.
3870 (return expander): Corresponding changes.
3872 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3874 * rs6000.h (INIT_EXPANDERS): Delete.
3875 (RETURN_ADDR_RTX): Call rs6000_return_addr().
3876 * rs6000.c (rs6000_override_options): Call *_machine_status from
3878 (rs6000_init_expanders): ...instead of here. Delete.
3879 (rs6000_mark_machine_status): New function.
3880 (rs6000_init_machine_status): Use xcalloc.
3881 (rs6000_return_addr): Generate RTX for the return address.
3882 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
3883 (rs6000_stack_info): Use it.
3885 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
3887 * gthr-win32.h: Include errno.h to get a declaration for
3888 EINVAL and _mingw.h if the target is mingw32.
3890 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
3892 * cpp.texi: Correct typos.
3894 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3896 * explow.c (probe_stack_range): Ensure value passed to
3897 stack_check_libfunc is ptr_mode, not Pmode.
3899 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
3901 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
3902 case, don't use operand_subword to calculate a SUBREG that is
3905 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
3907 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3909 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
3910 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
3911 valid. If not replace it by equivalent insns.
3913 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3915 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
3916 contains SYMBOL_REF, LABEL_REF and CONST_INT.
3917 (c4x_U_constraint, symbolic_address_operand): Likewise.
3918 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
3920 (c4x_r11_set_p, c4x_check_laj_p): New functions.
3921 * c4x-protos.h (c4x_check_laj_p): Add prototype.
3922 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
3923 anulling slot because of silicon bug.
3924 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
3926 2001-01-22 Alan Modra <alan@linuxcare.com.au>
3928 * cppexp.c (parse_charconst): Change `mask' type to agree
3931 2001-01-21 Richard Henderson <rth@redhat.com>
3933 * config/i386/i386.c (ix86_asm_file_end): Disable putting
3934 pic_label_name in a linkonce section.
3936 2001-01-17 Philipp Thomas <pthomas@suse.de>
3938 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
3940 * configure: Regenerate.
3942 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
3944 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
3945 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
3947 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
3949 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
3950 If REVERSE nonzero then condition code in X must be reversed.
3951 (encode_section_info): Optimise if/else.
3952 (avr_function_value): Fix formatting.
3954 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
3955 (difficult_branch): Likewise.
3956 (rvbranch): Likewise.
3957 (difficult_rvbranch): Likewise.
3959 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
3961 * config/avr/libgcc.S: Fix comment.
3963 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3965 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
3967 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3969 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
3971 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3973 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
3974 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
3975 * configure, config.in: Regenerate.
3976 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
3977 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
3978 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
3979 (doprint.o): New rule.
3981 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
3983 * c-typeck.c (digest_init): Handle boolean types as scalars.
3985 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3987 * stmt.c (expand_return): Don't return anything if size is zero.
3988 Delete redundant assignment to BYTES.
3989 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
3991 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
3993 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
3994 the same as the default library function names.
3995 * config/avr/avr.md: Document special characters after '%'.
3996 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
3997 knowing which of the call-used registers are really clobbered.
3998 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
3999 New. Both quotient and remainder from one libgcc.S call.
4000 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4001 clobber as few registers as possible.
4002 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4004 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4006 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4007 context of the top of the stack.
4009 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4011 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4012 (fixup_var_refs_insns): ...here.
4014 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4016 * function.c (fixup_var_refs_insns): Break up into
4017 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4018 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4019 [loop over hash table entries].
4020 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4021 fixup_var_refs_insns_with_hash, to match above changes.
4023 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4025 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4026 (libgcc.a): Likewise.
4027 (stmp-multilib): Likewise.
4028 (STAGE2_FLAGS_TO_PASS): Likewise.
4030 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4032 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4033 temporary if no_new_pseudos.
4035 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4037 * cppinternals.texi: Update.
4039 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4041 * arm.c (arm_init_builtins): Re-enable builtins.
4043 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4045 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4046 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4047 element to be null, and always expect an EXPR_LIST.
4048 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4049 * sched-deps.c (sched_analyze_1): Likewise.
4050 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4052 * regclass.c (max_set_parallel): New variable.
4053 (reg_scan): Take it into account in computation of max_parallel.
4054 (reg_scan_mark_refs, case SET): Compute it.
4056 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4058 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4059 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4061 2001-01-19 Jason Merrill <jason@redhat.com>
4063 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4064 for the abstract instance of an inline function.
4066 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4067 J"orn Rennecke <amylaar@redhat.com>
4069 * reload1.c (move2add_note_store): Treat all registers directly or
4070 indirectly derived from a base register as members of the same set
4072 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4073 of base register into account.
4075 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4077 * alias.c (find_base_value): Recognize TRUNCATE.
4078 (record_set): In PLUS case, invalidate if other summand is also a
4081 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4083 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4084 entry to be EXPR_LIST.
4085 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4086 be an EXPR_LIST (but not null, which other code doesn't allow).
4087 (note_stores): Properly handle PARALLEL in SET.
4088 Recursively call for top-level PARALLEL.
4089 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4090 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4092 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4094 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4096 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4097 not pfile->skipping (== 0).
4099 2001-01-17 Nick Clifton <nickc@redhat.com>
4101 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4104 2001-01-17 Jim Wilson <wilson@redhat.com>
4106 * invoke.texi (IA-64 options): Improve.
4108 2001-01-17 Tom Tromey <tromey@redhat.com>
4110 * invoke.texi (Optimize Options): Use `{}' to around @samp
4113 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4115 * invoke.texi (-fno-guess-branch-probability): New option.
4117 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4119 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4120 case of making new double-word constant.
4121 Revert last change: instead just test i3_subst_into_i2.
4123 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4125 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4126 Use q constraints instead of r.
4128 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4130 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4131 (machine_function): Define.
4132 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4133 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4134 pa_free_machine_status): New functions.
4135 (override_options): Set {init,mark,free}_machine_status to above.
4136 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4137 PIC_OFFSET_TABLE_REGNUM_SAVED.
4138 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4139 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4140 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4141 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4142 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4144 2001-01-15 DJ Delorie <dj@redhat.com>
4146 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4150 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4152 * flow.c (propagate_on_insn): Make trying to delete a prologue
4153 or epilogue insn an ICE, not a warning. Allow doing this if
4154 the current function returns with stack pointer depressed.
4156 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4157 I3 having more than one SET.
4159 2001-01-16 Jim Wilson <wilson@redhat.com>
4161 * invoke.texi: Document IA-64 options.
4163 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4164 (fixup_errata): Delete TARGET_A_STEP use.
4165 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4166 (TARGET_SWITCHES): Delete -ma-step option.
4167 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4168 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4169 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4170 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4171 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4172 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4174 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4175 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4176 cmovsi_internal): Delete ! TARGET_A_STEP check.
4178 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4180 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4181 possibility to report bugs via postal mail. Change a URL and
4182 merge in a nearly duplicate statement...
4183 (Bug Reporting): ...from here.
4184 (Service): Refer to the Bug Reporting section instead of
4186 (Contributing): Remove trivial explanations concerning snapshots.
4188 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4190 * cppmain.c (general_init): Don't use ANSI prototype.
4192 2001-01-16 Tom Tromey <tromey@redhat.com>
4194 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4196 2001-01-16 Richard Henderson <rth@redhat.com>
4198 * config/i386/i386.h: Fix comment typo.
4199 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4200 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4202 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4204 * gcc.c: Revert previous -fsyntax-only-related change; move
4207 2001-01-16 Jakub Jelinek <jakub@redhat.com>
4209 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
4210 inmode after checking GET_CODE (op).
4212 2001-01-16 Richard Henderson <rth@redhat.com>
4214 * flow.c (struct propagate_block_info): Add mem_set_list_len.
4215 (MAX_MEM_SET_LIST_LEN): New.
4216 (propagate_one_insn): Update mem_set_list_len.
4217 (invalidate_mems_from_autoinc): Likewise.
4218 (invalidate_mems_from_set): Likewise.
4219 (mark_used_regs): Likewise.
4220 (init_propagate_block_info): Likewise. Stop collecting memories
4221 when we reach MAX_MEM_SET_LIST_LEN.
4222 (mark_set_1): Likewise.
4224 2001-01-16 Richard Henderson <rth@redhat.com>
4226 * unroll.c (precondition_loop_p): Fail if no iteration
4229 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4231 * gcc.c: When -fsyntax-only is given, do not complain about
4234 2001-01-15 Richard Henderson <rth@redhat.com>
4236 * config/i386/i386.c (asm_output_function_prefix): Remove.
4237 (ix86_asm_file_end): New.
4238 (load_pic_register): Generate pic_label_name into a
4239 staticly allocated buffer.
4240 * config/i386/i386-protos.h: Update.
4241 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
4242 (ASM_FILE_END): New.
4243 * config/i386/i386afe.h: New file.
4244 * config.gcc (i?86-*-elf) [tm_file]: Use it.
4245 (i?86-*-{freebsd,linux*,moss*}): Likewise.
4246 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
4247 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
4248 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
4249 * config/i386/sco5.h (ASM_FILE_END): Likewise.
4250 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
4252 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4254 * Makefile.in (install-man): Remove explicit dependency on
4257 * configure.in, configure: Revert previous patch requiring perl
4260 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
4262 * toplev.c (flag_guess_branch_prob): New.
4263 (f_options): Add guess-branch-probability option.
4264 (rest_of_decl_compilation): Only estimate branch probability if
4266 (main): set flag_guess_branch_prob.
4268 * flags.h (flag_guess_branch_prob): New.
4270 2001-01-15 DJ Delorie <dj@redhat.com>
4272 * gcc.texi (Makefile): Add documentation for Makefile targets.
4274 2001-01-15 Philip Blundell <philb@gnu.org>
4276 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
4278 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
4279 (is_pic): Delete declaration.
4280 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
4281 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
4282 * config/arm/arm.md (builtin_setjmp_receiver): New.
4284 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4286 * arm.c (use_return_insn): Don't try to determine the function type
4287 until after reload has completed.
4288 (arm_output_epilogue): Don't adjust the sp value recovered from the
4290 (emit_multi_reg_push): Don't record dwarf information for the pc.
4291 * arm.md (eh_epilogue): The function type may have changed, so it
4292 needs to be recalculated.
4293 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
4294 unwind tables on arm/netbsd.
4296 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4298 * arm.md (cbranchsi4): Correct calculation of branch ranges.
4299 (negated_cbranchsi4): Likewise.
4301 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4303 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
4304 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4305 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
4306 pass -mapcs-* options to assembler.
4307 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
4308 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4309 (ASM_SPEC): Call subtarget_extra_asm_spec.
4311 2001-01-15 Andreas Jaeger <aj@suse.de>
4313 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
4315 (ix86_expand_builtin): Likewise.
4317 * gencodes.c (output_predicate_decls): Make i size_t to avoid
4318 warning about comparison between signed and unsigned.
4320 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4322 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
4324 2001-01-14 Ralf Baechle <ralf@gnu.org>
4326 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
4327 SUBTARGET_CPP_SPEC apropriatly.
4329 2001-01-12 Mark Mitchell <mark@codesourcery.com>
4331 * varasm.c (make_decl_rtl): Fix typo in last change.
4333 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
4335 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
4336 linker supports the init_priority C++ attribute.
4337 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
4338 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
4339 linker does not support init_priority C++ attribute.
4341 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
4343 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
4345 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4347 * c-parse.in (finish_parse): Add comment about cpp_destroy.
4348 * cp/lex.c (finish_parse): Similarly.
4349 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
4350 Return the number of errors encountered.
4351 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
4352 * cppmain.c (main): Don't call cpp_destroy.
4354 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4356 * configure.in: Require at least perl 5.6.0 to regenerate
4358 * configure: Regenerate.
4360 2001-01-14 Richard Henderson <rth@redhat.com>
4362 * genrecog.c (DT_veclen_ge): New.
4363 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
4364 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
4365 (nodes_identical_1): Handle DT_veclen_ge.
4366 (write_cond, debug_decision_2): Likewise.
4368 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4370 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
4372 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
4374 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4376 * cppmain.c (do_preprocessing): New function; most of the old
4378 (main): Call it to do most of the work.
4379 (cb): Move from global scope to set_callbacks ().
4380 (setup_callbacks): Get the callback pointer.
4381 (general_init, printer_init): Clean up code and comments.
4383 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4385 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
4388 2001-01-14 Kazu Hirata <kazu@hxi.com>
4390 * config/h8300/h8300.c (get_shift_alg): Update comments.
4392 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4394 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
4395 (alloc_page, ggc_alloc): Add casts to remove warnings.
4397 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4399 * combine.c (simplify_comparison): Don't change `code' when
4400 can't reverse comparison.
4402 2001-01-14 Richard Henderson <rth@redhat.com>
4404 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
4405 update all call sites. Return true for all non-label constants.
4407 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
4409 * i386.c (ix86_expand_compare): Add bypass_test and second_test
4411 (ix86_expand_branch): Update.
4412 (ix86_expand_setcc): Update to handle multiple test conditions.
4413 (expand_int_movcc): Likewise.
4414 (expand_fp_movcc): Likewise.
4415 * i386-protos.h (ix86_expand_compare): New.
4416 * i386.md (andqi_?_slp, orqi_?_slp): New.
4417 (conditional trap expander): Update call to ix86_expand_compare.
4419 2001-01-14 Richard Henderson <rth@redhat.com>
4421 * config/vax/vax.md: Use nonimmediate_operand instead of
4422 general_operand in destinations.
4424 * config/vax/vax.md (indirect_jump): Use register_operand.
4426 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
4427 * config/vax/vax.md (call_pop): Turn into an expander.
4428 (call_value_pop): Likewise.
4429 (call, call_value): New.
4431 2001-01-14 Andreas Jaeger <aj@suse.de>
4433 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
4435 (ix86_fp_compare_mode): Add unused attribute.
4436 (ix86_expand_fp_movcc): Remove unused variable.
4437 (ix86_expand_builtin): Make fcode unsigned.
4439 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
4440 (expand_expr): Add cast to avoid signed warning.
4441 (store_field): Likewise.
4442 (store_constructor_field): Likewise.
4443 (store_constructor): Likewise.
4444 (store_expr): Likewise.
4445 (clear_storage): Likewise.
4446 (emit_group_store): Likewise.
4447 (emit_group_load): Likewise.
4449 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4451 * c-common.c: Move format checking code to ...
4452 * c-format.c: ... here. New file. Reorder some functions and
4454 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
4456 * c-common.h (decl_handle_format_attribute,
4457 decl_handle_format_arg_attribute): Declare.
4458 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
4459 (c-common.o): Adjust dependencies.
4460 (c-format.o): New list of dependencies.
4462 2001-01-13 Jakub Jelinek <jakub@redhat.com>
4464 * unroll.c (loop_iterations): If we cannot prove iteration variable
4465 is set once in each iteration, punt.
4467 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
4469 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
4470 (*strlenhi): Remove clobber (which was buggy) of output address.
4472 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4474 * Makefile.in (generated-manpages): Add gcc.1
4475 ($(srcdir)/gcc.1): New target.
4476 (maintainer-clean): Delete $(srcdir)/gcc.1.
4477 * gcc.texi: Add macros @gccoptlist and @gol.
4478 * invoke.texi: Include option summary in manpage. Mark up option
4479 summary with @gccoptlist and @gol. Use @r in one place where
4481 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
4482 * gcc.1: Generate from invoke.texi.
4484 2001-01-13 Richard Henderson <rth@redhat.com>
4486 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
4487 (struct page_entry): Add group member.
4488 (struct page_group): New.
4489 (struct globals): Add page_groups member.
4490 (alloc_anon): Only define for using mmap; remove valloc call.
4491 (page_group_index): New.
4492 (set_page_group_in_use): New.
4493 (clear_page_group_in_use): New.
4494 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
4495 (free_page, release_pages): Likewise.
4496 * configure.in (with-gc): Default to ggc-page always.
4498 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4500 * reload1.c (replace_pseudos_in_call_usage): Use
4501 reg_equiv_constant and reg_equiv_address, and don't try
4502 regno_reg_rtx first.
4504 2001-01-13 Richard Henderson <rth@redhat.com>
4506 * ggc-page.c (alloc_page): Round up allocation size to one page.
4507 Set e->order on extra pages.
4509 2001-01-13 Richard Henderson <rth@redhat.com>
4511 * genrecog.c (nodes_identical): Expand commentary.
4512 (write_switch): Watch out for identical nodes.
4514 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4516 * cppfiles.c (_cpp_fake_include): New function.
4517 * cpphash.h (_cpp_fake_include): New.
4518 * cpplib.c (do_line): Call _cpp_fake_include when entering
4519 header files in preprocessed input.
4520 * cppmain.c (cb_pragma_implementation): Remove handling.
4521 (setup_callbacks): Don't register pragmas.
4523 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4525 * extend.texi: Udate for CPP.
4527 2001-01-13 Andreas Jaeger <aj@suse.de>
4529 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
4531 * regmove.c: Add prototype for replace_in_call_usage.
4533 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4535 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
4536 struct cpp_chunk, struct htab, struct toklist,
4537 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
4538 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
4539 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
4540 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4541 (struct macro_args): Delete.
4542 * cpphash.h: See above.
4544 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4546 * cppmain.c (struct printer): Remove no_line_dirs.
4548 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4549 : Use options rather than CPP_OPTION.
4550 (setup_callbacks): Use cb rather than pfile->cb.
4551 (main): No need to check for a buffer. Use cpp_errors.
4552 (printer_init): Don't set no_line_dirs.
4553 (maybe_print_line): Use options not no_line_dirs.
4554 (cb_file_change): Don't call print_line if -P.
4556 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4558 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4560 * c-parse.in (finish_parse): Use cpp_errors.
4561 (__yylex): Use return value of cpp_pop_buffer.
4562 * cp/lex.c (finish_parse): Use cpp_errors.
4563 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4565 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4567 * README.AVR: URLs corrected.
4569 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4571 * c-decl.c (start_function): Don't warn if old prototype is builtin
4572 that's not in C's namespace.
4573 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4574 (_bb): Add prototype for ctime.
4575 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4577 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4579 * i386.c (ix86_fp_comparison_arithmetics_cost,
4580 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4581 ix86_fp_comparison_cost): New functions.
4582 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4583 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4584 two-branch sequences; make static.
4585 (ix86_use_fcomi_compare): Do decision according to the costs.
4586 (split_fp_branch): New.
4587 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4588 * i386-protos.h (ix86_expand_fp_compare): Remove
4589 (ix86_split_fp_branch): Declare.
4591 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4592 and ix86_comparison_operator.
4594 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4597 * i386.c (put_condition_code): Output properly the unordered/ordered
4598 compares in fp case.
4599 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4601 * tm.texi (REVERSE_CONDITION): Document.
4602 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4603 in -ffast-math mode.
4604 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4606 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4608 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4610 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4613 * config/sh/sh.c (mova_p): Fix test for mova_const.
4615 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4617 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4618 cpp_get_options rather than dereferencing pfile and using
4620 * scan-decls.c (scan_decls): Use return value of
4621 cpp_pop_buffer rather than CPP_BUFFER.
4623 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4625 * cppinit.c (cpp_handle_option): help_only is now part of the
4626 cpp_options structure.
4627 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4628 cpp_set_callbacks): New functions.
4629 * cpplib.h (cpp_callbacks): Break out as a named structure.
4630 (cpp_options): Move help_only here from cpp_reader.
4631 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4632 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4633 cpp_set_callbacks): New prototypes.
4634 * cppmain.c (main): Update for help_only.
4636 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4638 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4639 Also build and remove and install and uninstall c-tree.info and
4641 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4642 ($(srcdir)/cppinternals.info): New target.
4643 * c-tree.texi: Change file name used when makeinfo used without -o
4644 from ir.info to c-tree.info. Add info directory entry.
4645 * cppinternals.texi: Add info directory entry.
4646 * .cvsignore: Update.
4648 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4650 * c-typeck.c (store_init_value): Don't require constant initializer
4651 elements with -pedantic -std=c99.
4652 (digest_init): Change error about non-constant initializer elements
4654 (constructor_range_end): Remove.
4655 (constructor_incremental, designator_depth,
4656 designator_errorneous): New variables.
4657 (struct constructor_stack): Remove range_end, add incremental.
4658 (struct constructor_range_stack, constructor_range_stack): New.
4659 (struct initializer_stack): Add constructor_range_stack.
4660 (finish_init): Set it.
4661 (start_init): Likewise. require_constant_elements for non-static
4662 trees only if not flag_isoc99.
4663 (really_start_incremental_init): Remove constructor_range_end, add
4664 constructor_incremental.
4665 (pop_init_level): Likewise.
4666 (push_init_level): Likewise. If implicit and the subobject had some
4667 value set already, preinitialize the level with it.
4668 Warn about missing braces only if not pushing due to designators.
4669 (set_designator, push_range_stack): New functions.
4670 (set_init_label): Use them.
4671 (set_init_index): Likewise. Remove constructor_range_end.
4672 Error if designator index is outside of array bounds.
4673 (add_pending_init): Compare values of purpose index trees, not the
4674 trees themselves. Allow overwriting of already initialized element.
4675 Issue a warning if it had side-effects.
4676 (set_nonincremental_init, set_nonincremental_init_from_string): New
4678 (pending_init_member): Rename to...
4679 (find_init_member): ...this function. Call set_nonincremental_init
4680 if necessary. Compare values of purpose index trees, not the trees
4681 themselves. Return the actual value, not just non-zero if something
4683 (output_init_element): Remove checks for duplicates.
4684 If field has zero size, only check the initializer for correctness.
4685 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4686 if constructor_incremental is zero. Change error about initializers
4687 not computable at load time into pedwarn.
4688 (output_pending_init_elements): Compare bit positions, not
4689 FIELD_DECLs to take into account zero-sized fields.
4690 (process_init_element): Use constructor_range_stack to fill all
4691 ranges in the designator lists from current level up.
4692 * extend.texi: Update documentation for labeled elements.
4694 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
4696 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
4697 to function usage for arguments passed by reference. Optimize
4698 callee-copied arguments.
4699 * regmove.c (replace_in_call_usage): New function.
4700 (fixup_match_1): Call it.
4701 * cse.c (cse_insn): Canonicalize registers in function usage.
4702 * reload1.c (replace_pseudos_in_call_usage): New function.
4705 * Makefile.in: Reverted yesterday's wrong patch. Installed the
4708 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4710 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
4713 2001-01-12 DJ Delorie <dj@redhat.com>
4715 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
4716 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
4719 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4721 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
4722 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
4723 -std options alongside references to -ansi. Update some
4724 documentation for C99.
4725 * cpp.1: Regenerate.
4727 2001-01-12 Andreas Jaeger <aj@suse.de>
4729 * haifa-sched.c (restore_line_notes): Remove argument block B
4731 * sched-ebb.c (schedule_ebb): Change caller.
4732 * sched-rgn.c (schedule_region): Likewise.
4733 * sched-int.h (restore_line_notes): Adjust prototype.
4735 * loop.h: Remove wrong declaration of doloop_condition_get.
4737 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4739 * extend.texi: Move C++-extension-related node from the C section
4740 into the C++ section.
4742 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4744 * extend.texi: Refer to an array of pointers to functions instead
4745 of one of functions.
4747 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
4748 Jan Hubicka <jh@suse.cz>
4750 * combine.c (reversed_comparison): Fix typo in last patch.
4752 (combine_reversed_comparison_code): Make static to follow
4753 prototype declaration.
4755 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4757 * install.texi: Remove misplaced duplicate entry.
4759 2001-01-11 Ulrich Drepper <drepper@redhat.com>
4761 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
4763 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
4765 * final.c: (leaf_function_p): Fix typo.
4767 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
4769 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
4770 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
4772 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
4773 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
4774 mmap_anon, and valloc is available.
4775 * ggc-page.c: Restructure ifdef logic to match new autoconf
4776 spec. Don't throw away the test page in init_ggc.
4778 * configure, config.in: Regenerate.
4780 2001-01-12 Michael Hayes <mhayes@redhat.com>
4782 * loop.h (total_biv_increment): Constify iv_class pointer.
4783 (struct induction): Replace `mem_mode' with `mem' rtx.
4784 * unroll.c (total_biv_increment): Constify iv_class pointer.
4785 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
4786 (find_mem_givs, combine_givs_p): Likewise.
4787 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
4789 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
4791 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
4793 (__gthread_getspecific): Ditto.
4795 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
4797 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
4798 put_condition_code): Convert fp comparison codes to integer
4800 (ix86_expand_fp_compare): Postnote the fp comparison code converison
4803 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
4804 * i386-protos.h (no_comparison_operator): Kill.
4806 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
4808 * combine.c (REVERSIBLE_CC_MODE): Remove.
4809 (reversible_comparison_p): Remove.
4810 (combine_reversed_comparison_code): New.
4811 (reversed_comparison): New.
4812 (combine_simplify_rtx): Use
4813 combine_reversed_comparison_code/reversed_comparison instead
4814 of reversible_comparison_p.
4815 (simplify_if_then_else): Likewise.
4816 (simplify_set): Likewise.
4817 (simplify_logical): Likewise.
4818 (if_then_else_cond): Likewise.
4819 (known_cond): Likewise.
4820 (simplify_comparison): Likewise.
4822 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
4824 * builtins.c (std_expand_builtin_va_start): Handle varargs when
4825 sizeof (int) is larger than sizeof(__word__).
4827 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4829 * cppinit.c (do_includes): Fix typo.
4831 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4833 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
4834 in S_REGS does not occur because not all sources are possible
4835 when a S_REGS is a destination (sometimes needs a clobber).
4836 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
4837 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
4838 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
4839 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
4840 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
4841 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
4842 (lshrdi_const1, lshrsi3_const16): Likewise.
4843 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
4844 (*movhi_68hc12, *movqi_68hc12): Likewise.
4845 (movstrictqi): Make sure reloading in D_REGS as a destination
4848 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4850 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
4852 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4854 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
4855 -D, -U and -A, and don't initialize the builtins.
4856 (do_includes): Error if -include or -imacros with -fpreprocessed.
4857 * cppmain.c (cb_define, cb_undef): Unconditionally process
4859 * tradcpp.c (main): Fix typo.
4861 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
4863 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
4864 (read_name_map): Use IS_ABSOLUTE_PATH.
4865 * tradcpp.c (get_filename): Likewise.
4867 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4869 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
4870 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
4871 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
4872 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
4873 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
4874 (cmphi_z_used): Don't use '@' for the output.
4875 (tstqi_z_used): Likewise.
4876 (cmpqi_z_used): Likewise.
4877 (one_cmplsi2): Likewise.
4879 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4881 * config/sh/sh.c (barrier_align): Recognize branch around far
4882 branch and redundant insn.
4884 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4886 * invoke.texi: Restore documentation of the drivers' switches -MD
4889 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4891 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
4893 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
4894 check-objc//%): Support parallel testing of multilibs.
4895 (TESTSUITEDIR): Set to testsuite by default, but override for
4897 (check-gcc, check-g++, check-g77, check-objc): Enter
4900 2001-01-11 Bernd Schmidt <bernds@redhat.com>
4902 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
4903 * sched-deps.c (deps_may_trap_p): Likewise.
4904 * basic-block.h: Remove a comment.
4905 * flow.c (PROP_POSTRELOAD): Remove.
4906 (update_life_info): Don't add it to prop_flags.
4907 (mark_set_1): Lose the code that was enabled by it.
4909 2001-01-11 Michael Hayes <mhayes@redhat.com>
4911 * flow.c (flow_call_edges_add): New.
4912 * basic_block.h (flow_call_edges_add): New.
4914 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
4916 * reload1.c (move2add_note_store): Update reg_set_luid even if
4917 base reg remains the same.
4919 2001-01-10 Nick Clifton <nickc@redhat.com>
4921 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
4922 machine_function structure to zero.
4923 Add prototypes for machine_status functions.
4925 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4927 * c-common.h (CTI_VOID_LIST): Remove.
4928 (void_list_node): Likewise.
4929 * tree.h (TI_VOID_LIST_NODE): New enumeral.
4930 (void_list_node): New macro.
4931 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
4932 * config/i386/i386.c (ix86_init_builtins): Likewise.
4933 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
4935 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4937 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
4938 * cppinit.c (cpp_start_read): Update comment, remove unneeded
4940 * tradcpp.c: Include mkdeps.h.
4941 (deps, print_deps_phony_targets, deps_append, output_deps,
4942 init_dependency_output, output_deps): New.
4943 (deps_buffer, deps_allocated_size, deps_size, deps_column,
4944 deps_output): Delete.
4945 (print_deps_missing_files): Rename deps_missing_files.
4946 (inhibit_output): Make global.
4947 (main): Delete inhibit_output, deps_stream, deps_target.
4948 Use mkdeps functionality in the same way as cpplib. Remove
4949 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
4950 -M and -MM. Remove old handling of deps via deps_out, and
4951 old reading of environment variables.
4952 (get_filename): Update to use deps_add_dep.
4954 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4956 * output.h (make_function_rtl): Remove prototype.
4957 (make_decl_rtl): Likewise.
4958 * varasm.c (make_function_rtl): Remove.
4959 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
4960 than from a third parameter.
4961 * tree.h (make_decl_rtl): Remove last parameter.
4962 * c-decl.c (builtin_function): Remove last argument in call to
4963 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
4964 (start_function): Likewise.
4965 * except.c (call_get_eh_context): Likewise.
4966 * expr.c (emit_block_move): Likewise.
4967 (clear_storage): Likewise.
4968 * profile.c (output_func_start_profiler): Likewise.
4969 * toplev.c (rest_of_decl_compilation): Likewise.
4970 * objc/objc-act.c (create_builtin_decl): Likewise.
4971 (synth_module_prologue): Likewise.
4972 (generate_static_reference): Likewise.
4973 (build_selector_reference_decl): Likewise.
4974 (build_class_reference_decl): Likewise.
4975 (build_objc_string_decl): Likewise.
4976 (build_protocol_reference): Likewise.
4978 2001-01-10 Richard Henderson <rth@redhat.com>
4980 * hwint.h: Revert yesterday's change.
4982 2001-01-10 Nick Clifton <nickc@redhat.com>
4984 * function.h (save_machine_status): Delete.
4985 (restore_machine_status): Delete.
4986 Amend comment describing {init|mark|free}_machine_status.
4988 * function.c (save_machine_status): Delete.
4989 (restore_machine_status): Delete.
4990 Amend comment describing {init|mark|free}_machine_status.
4991 (push_function_context_to): Remove invocation of
4992 save_machine_status.
4993 (pop_function_context_from): Remove invocation of
4994 restore_machine_status.
4996 * emit-rtl.c (init_emit_once): Amend comment describing
4997 {init|mark|free}_machine_status.
4999 * tm.texi (Per-Function Data): New node. Describe the
5000 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5003 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5005 * cppinit.c (OPT_g): Remove.
5006 (cpp_handle_option): Update for removed -g3.
5007 (print_help): Update.
5008 * cpplib.h (struct cpp_options): Remove debug_output.
5009 * cppmain.c (setup_callbacks, cb_define): Update.
5010 * gcc.c (cpp_options): Translate -g3 to -dD.
5012 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5014 * config/i960/i960.md: Change modifier to + on the zero_extract
5015 pattern after the (rotate -2 reg) canonicalization pattern.
5017 2001-01-10 Richard Henderson <rth@redhat.com>
5019 * config/alpha/alpha.c (alpha_free_machine_status): New.
5020 (override_options): Install it.
5021 (alpha_mark_machine_status): Verify machine non-null.
5022 * config/i386/i386.c (ix86_free_machine_status): New.
5023 (override_options): Install it.
5024 (ix86_init_machine_status): Use xcalloc.
5025 (ix86_mark_machine_status): Verify machine non-null.
5026 * config/ia64/ia64.c (ia64_free_machine_status): New.
5027 (ia64_override_options): Install it.
5028 (ia64_mark_machine_status): Verify machine non-null.
5030 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5032 * function.c (instantiate_virtual_regs): Instantiate virtual
5033 registers found in CALL_INSN_FUNCTION_USAGE.
5035 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5037 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5038 equivalent to -ansi in disabling -Di386.
5040 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5042 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5044 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5046 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5048 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5050 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5052 * invoke.texi: Document that -fcond-mismatch isn't supported for
5055 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5057 * gcc.texi: Define macro gcctabopt.
5058 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5059 @command, @env and @option in some places where appropriate. Use
5060 @gcctabopt where appropriate. Put URLs and email addresses inside
5063 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5065 * gcc.c (cpp_options): Set MD file name from output
5066 filename, if specified.
5067 (suffix_subst): New static variable.
5068 (do_spec): Clear it.
5069 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5071 (give_switch): Handle suffix_subst.
5073 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5075 * invoke.texi: Fix another typo.
5077 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5079 * invoke.texi: Fix typo.
5081 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5083 * c-lang.c (lang_hooks): Update.
5084 (lang_decode_option): Remove.
5085 (lang_init_options): Rename c_init_options.
5086 * toplev.c (main): Use lang_hooks for lang_init_options
5087 and lang_decode_option.
5088 * toplev.h (lang_hooks): Add 2 new hooks.
5089 * tree.h: Remove lang_init_options and lang_decode_option.
5090 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5091 * cp/decl2.c: Similarly.
5092 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5093 (lang_hooks): Update.
5094 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5096 (lang_init_options): Rename ffe_init_options.
5097 (lang_hooks): Update.
5098 (lang_decode_option): Remove.
5099 * java/lang.c (lang_init_options): Rename java_init_options.
5100 (lang_decode_option): Rename java_decode_option.
5101 (lang_hooks): Update.
5102 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5103 (lang_decode_option): Rename objc_decode_option.
5104 (lang_hooks): Update.
5106 2001-01-09 Nick Clifton <nickc@redhat.com>
5108 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5109 (d30v_return_addr_rtx): Delete.
5110 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5111 cfun->machine structure.
5112 (struct machine_function): Move to d30v.h
5113 (d30v_save_machine_status): Delete.
5114 (d30v_restore_machine_status): Delete.
5115 (d30v_init_machine_status): New Function.
5116 (d30v_mark_machine_status): New Function.
5117 (d30v_free_machine_status): New Function.
5118 (d30v_init_expanders): Use new functions.
5119 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5120 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5121 d30v_return_addr_rtx.
5123 * config/d30v/d30v.h (struct_machine): Move here.
5124 Add eh_epilogue_sp_ofs field.
5126 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5127 field in cfun->machine structure.
5129 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5131 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5132 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5133 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5135 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5137 * objc/lang-options.h: Remove bogus reference to
5140 2001-01-09 Kazu Hirata <kazu@hxi.com>
5142 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5145 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5147 * reload.c (find_reloads_address): Check for eliminable registers
5148 when substituting a constant expression for a pseudo.
5150 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5152 * c-common.c (enum format_type): Add format_type_error.
5153 (decode_format_type): New function.
5154 (decl_attributes): Use it.
5155 (format_kind_info): Adjust comment.
5157 2001-01-09 David O'Brien <obrien@BSDi.com>
5159 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5160 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5162 * config/i386/gnu.h: Don't include required platform specific .h files,
5163 tm.h will do it instead.
5164 * config/i386/i386elf.h: Likewise.
5165 * config/i386/linux.h: Likewise.
5166 * config/i386/moss.h: Likewise.
5167 * config/mips/gnu.h: Likewise.
5169 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5171 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5172 (rs6000-ibm-aix3.[01]*): Likewise.
5173 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5174 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5175 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5176 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5177 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5178 (powerpc-*-eabiaix*): Likewise.
5179 (powerpc-*-eabisim*): Likewise.
5180 (powerpc-*-elf*): Likewise.
5181 (powerpc-*-eabi*): Likewise.
5182 (powerpc-*-rtems*): Likewise.
5183 (powerpc-*-linux*libc1): Likewise.
5184 (powerpc-*-linux*): Likewise.
5185 (powerpc-wrs-vxworks*): Likewise.
5186 (powerpcle-wrs-vxworks*): Likewise.
5187 (powerpcle-*-sysv*): Likewise.
5188 (powerpcle-*-elf*): Likewise.
5189 (powerpcle-*-eabisim*): Likewise.
5190 (powerpcle-*-eabi*): Likewise.
5191 (powerpcle-*-solaris2*): Likewise.
5192 * config/rs6000/aix31.h: Delete includes.
5193 * config/rs6000/aix3newas.h: Likewise.
5194 * config/rs6000/aix41.h: Likewise.
5195 * config/rs6000/aix43.h: Likewise.
5196 * config/rs6000/beos.h: Likewise.
5197 * config/rs6000/rtems.h: Likewise.
5198 * config/rs6000/sysv4.h: Likewise.
5200 2001-01-09 Kazu Hirata <kazu@hxi.com>
5202 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5203 Change an argument mode of machine_mode to shift_mode of
5204 shift_mode. Remove an extra error check.
5205 (emit_a_shift): Adopt to the new calling prototype of
5207 (function_prologue): Fix code for a monitor
5208 function. Support H8/S.
5209 (function_epilogue): Do not output pop for a monitor function.
5211 2001-01-09 Nick Clifton <nickc@redhat.com>
5213 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
5214 (setup_incoming_varargs): Use sysv_varargs_p field of the
5215 cfun->machine structure.
5216 (struct machine_function): Move to rs6000.h
5217 (rs6000_save_machine_status): Delete.
5218 (rs6000_restore_machine_status): Delete.
5219 (rs6000_init_machine_status): New Function.
5220 (rs6000_free_machine_status): New Function.
5221 (rs6000_init_expanders): Use new functions.
5223 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
5225 (struct machine_function): Move here.
5227 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5228 sysv_varargs_p field of the cfun->machine structure.
5230 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
5232 (rs6000_restore_machine_status): Remove prototype.
5234 2001-01-09 Richard Henderson <rth@redhat.com>
5236 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
5237 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
5238 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
5239 (sched_analyze_2, sched_analyze_insn): Likewise.
5240 (sched_analyze, init_deps): Likewise.
5241 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
5242 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
5243 (compute_block_backward_dependences): Update propagate_deps call.
5245 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
5247 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
5249 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5251 * cppinit.c (OPT_MD, OPT_MMD): Restore.
5252 (cpp_handle_option): Handle them.
5253 (cpp_post_options): Ensure one of -M or -MM is specified with
5254 any other -M? option.
5255 (init_dependency_output): Suppress output with -MG.
5257 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5260 * invoke.texi: Update.
5262 2001-01-09 Bernd Schmidt <bernds@redhat.com>
5264 * sh.md (reload_outsf): Generate recognizable patterns for
5267 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5269 * c-lang.c (lang_hooks): Update.
5270 (lang_init): Rename c_init.
5271 (lang_finish): Remove.
5272 * toplev.c (compile_file): Use lang_hooks for lang_init ()
5274 * toplev.h (lang_hooks): Add init () and finish ().
5275 * tree.h (lang_init, lang_finish): Remove.
5276 * cp/tree.h (lang_init, lang_finish): Remove.
5277 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
5278 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
5280 (lang_init, lang_finish): Remove.
5281 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
5282 (lang_hooks): Update.
5283 * java/lang.c (lang_init): Rename java_init.
5284 (lang_finish): Remove.
5285 (lang_hooks): Update.
5286 * objc/objc-act.c (lang_init): Rename objc_init.
5287 (lang_finish): Remove.
5288 (lang_hoooks): Update.
5290 20001-01-09 Graham Stott <grahams@redhat.com>
5292 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
5293 after `ptr` is initialised.
5295 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5297 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
5298 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
5299 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
5300 stack adjusts, instead of r3.
5302 2001-01-09 Michael Hayes <mhayes@redhat.com>
5304 * flow.c (flow_loop_scan): Break out of ...
5305 (flow_loops_find) ... here.
5306 * basic-block.h (flow_loop_scan): New.
5307 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
5308 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
5310 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5312 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
5314 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
5315 realloc()ing macro_buffer.
5317 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
5318 if it's wider than long and the target's long is wider than the
5321 2001-01-09 Mark Mitchell <mark@codesourcery.com>
5323 Remove support for using UWIN as a host machine.
5324 * configure.in: Issue an error message.
5325 * configure: Regenerated.
5326 * config.gcc: Remove xm_* UWIN configury.
5327 * config/i386/xm-uwin.h: Remove.
5329 2001-01-08 Nick Clifton <nickc@redhat.com>
5331 * config/v850/v850.c (ra_rtx): Delete.
5332 (v850_save_machine_status): Delete.
5333 (v850_restore_machine_status): Delete.
5334 (v850_init_machine_status): New function.
5335 (v850_mark_machine_status): New function.
5336 (v850_free_machine_status): New function.
5337 (v850_return_addr): Use ra_rtx field in machine structure.
5338 (v850_init_expanders): Use new functions.
5340 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
5341 * config/v850/v850.c: Change arguments to v850_output+* functions
5342 to take a const char *, to avoid compile time warning.
5343 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
5344 (USER_LABEL_PREFIX): Redefine.
5346 2000-01-08 Jim Wilson <wilson@redhat.com>
5348 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
5349 1 to unsigned HOST_WIDE_INT before left shift.
5351 2001-01-08 Nick Clifton <nickc@redhat.com>
5353 * config/arm/arm.c (arm_mark_machine_status): Check to see if
5354 the machine structure has been allocated.
5355 (arm_free_machine_status): New function: Free the machine
5356 specific function structure.
5358 2001-01-08 Richard Henderson <rth@redhat.com>
5360 * jump.c (simplejump_p): Revert last change.
5362 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
5364 * cppinit.c (init): Rename init_library.
5365 (cpp_create_reader): Update.
5366 * gcc.c (cpp_options): If -o given, use it as the target of
5369 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5371 * arm.c (arm_arch5e): New variable.
5372 (all_cores): XScale is a 5TE device.
5373 (arm_override_options): Set arm_arch5e.
5374 (arm_init_builtins): __builtin_prefetch is in arch5e.
5375 * arm.h (arm_arch5e): Declare it.
5377 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
5379 * arm.md (define_constants): Add defines for UNSPEC and
5380 UNSPEC_VOLATILE insns. Update all users.
5381 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
5382 * arm.c (multi_register_push, note_invalid_constants)
5383 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
5384 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
5385 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
5387 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
5389 * jump.c (jump_optimize_1): Use reversed_comparison_code
5390 instead of can_reverse_comparison_p.
5391 (jump_back_p): Likewise.
5392 (invert_exp_1): Likewise.
5393 (thread_jumps): Likewise.
5394 * simplify-rtx.c (simplify_unary_operation): Likewise.
5395 (simplify_ternary_operation): Likewise.
5396 * cse.c (find_comparison_args): Convert to use
5397 can_reverse_comparison_p.
5398 (record_jump_equiv): Likewise.
5400 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5402 * arm.h (HARD_REGNO_RENAME_OK): Delete.
5403 (EPILOGUE_USES): Define.
5404 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
5405 automatically stack the LR if it isn't live.
5407 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
5409 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
5412 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
5414 * ggc-page.c (max_alignment): New structure.
5415 (MAX_ALIGNMENT): New macro.
5416 (init_ggc): Use it to round up the sizes in the
5417 extra_order_size_table.
5419 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5421 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
5424 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5426 * builtins.def (BUILT_IN_FPRINTF): New entry.
5428 * c-common.c (c_expand_builtin_fprintf): New function.
5429 (init_function_format_info): Handle __builtin_fprintf.
5430 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
5431 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
5433 * c-decl.c (duplicate_decls): Adjust comment.
5435 * extend.texi (fprintf): Document new builtin.
5437 2001-01-07 Richard Henderson <rth@redhat.com>
5439 * jump.c (simplejump_p): Recognize any single_set jump
5442 2001-01-07 Richard Henderson <rth@redhat.com>
5444 * configure.in (slibdir): Accept an --with-slibdir option.
5445 Use "test" not "[" in configure. Default to $(libdir).
5447 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
5449 * config/t-aix43 (SHLIB_INSTALL): Likewise.
5450 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
5451 (SHLIB_LINK): Create links for the soname.
5452 * config/mips/t-iris6: Likewise.
5453 * config/sparc/t-slibgcc: Likewise.
5454 * config/sparc/t-slibgcc-sld: Likewise.
5456 2001-01-07 Jakub Jelinek <jakub@redhat.com>
5458 * config/i386/i386.c (constant_call_address_operand): Accept
5459 (const (plus (symbol_ref) (const_int))).
5460 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
5461 constant_call_address_operand.
5463 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5465 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
5466 and LONG_LONG_TYPE_SIZE > 32.
5468 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5470 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
5471 the previous change.
5473 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
5475 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
5477 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
5478 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
5479 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
5482 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5484 * fix-header.c (read_scan_file): s/pfile/scan_in/.
5486 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5488 * c-lang.c (c_post_options): Call cpp_post_options.
5489 * objc/objc-act.c (objc_post_options): Similarly.
5490 * cppmain.c (main): Similarly.
5491 * fix-header.c (read_scan_file): Similarly.
5492 * cppinit.c (cpp_start_read): Move option consistency checks
5493 to cpp_post_options. Don't call init_dependency_output.
5494 If needed, add default target and main file dependency.
5495 (OPT_MD, OPT_MMD): Remove.
5497 (cpp_handle_option): Update for OPT_* changes.
5498 (cpp_post_options): New.
5499 (init_dependency_output): Command line -MF overrides environment
5500 variables. Don't set default target etc. Suppress output
5501 if dependencies are going to stdout.
5502 (print_help): Update.
5503 * cpplib.h (cpp_post_options): New.
5504 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
5506 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
5508 * jump.c (comparison_dominates_p): Support unordered compares.
5510 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
5512 * simplify-rtx.c (simplify_relational_operation): Always simplify
5513 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
5516 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
5518 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
5519 (nonzero_bits): Likewise.
5520 (simplify_comparison): Likewise.
5521 (num_sign_bit_copies): Likewise; return more sane value depending
5522 on STORE_FLAG_VALUE.
5523 (known_cond): Do not assume EQ to be always true for equivalent
5526 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
5528 * cse.c (fold_rtx): Handle unordered comparisons.
5530 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
5532 * rtlanal.c (set_of_1): New static function.
5533 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
5534 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
5535 reg_set_last_last_regno): Remove.
5536 (set_of): New global function.
5537 (set_of_data): New structure.
5538 (reg_set_p, reg_set_last): Revamp for set_of.
5539 * rtl.h (set_of): New.
5541 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5543 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5544 * extend.texi: Document _Exit builtin.
5546 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5548 * (initialize, initialize_builtins,
5549 initialize_dependency_output, initialize_standard_includes):
5550 Rename s/initialize/init. Update.
5551 (init_dependency_output): Move to after
5552 cpp_handle_options, the correct location temporally at least.
5553 (opt_comp): Move next to init (), its caller. Fix prototype.
5554 (init): Make "initialized" local scope.
5555 (cpp_create_reader): Always call init ().
5556 (cpp_start_read): Update.
5557 (output_deps): New function, broken out of cpp_finish.
5558 (cpp_finish): Break out output_deps.
5560 2001-01-07 Richard Henderson <rth@redhat.com>
5562 * collect2.c (COFF specific stuff): Revert 12-06 patch
5563 to prototype system functions.
5565 2001-01-07 Michael Hayes <mhayes@redhat.com>
5567 * hard-reg-set.h: Add multiple include guard.
5568 * basic-block.h (struct loop): Add `sink' field.
5569 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5570 (emit_iv_add_mult): Delete.
5571 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5572 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5573 (unroll_loop): Remove end_insert_before argument.
5574 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5575 (maybe_eliminate_biv_1): Likewise.
5576 (emit_iv_add_mult): Delete.
5577 (gen_add_mult, loop_regs_update): New.
5578 (loop_insn_emit_after, loop_insn_emit_before): New.
5579 (loop_insn_sink, loop_insn_sink_or_swim): New.
5580 (emit_iv_add_mult): Delete.
5581 (scan_loop): Set loop->sink.
5582 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5583 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5584 (maybe_eliminate_biv_1): Likewise.
5585 (maybe_eliminate_biv_1): Add basic block argument.
5586 * unroll.c (unroll_loop): Remove end_insert_before argument.
5587 (find_splittable_regs): Likewise.
5588 (find_splittable_regs): Use loop_insn_sink and its ilk.
5589 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5591 2001-01-07 Michael Hayes <mhayes@redhat.com>
5593 * loop.h (loop_insn_hoist): New prototype.
5594 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5595 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5596 (check_dbra_loop, load_mems): Likewise.
5597 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5598 (find_splittable_givs): Likewise.
5600 2001-01-07 Michael Hayes <mhayes@redhat.com>
5602 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5604 2001-01-07 Richard Henderson <rth@redhat.com>
5606 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5608 2001-01-07 Richard Henderson <rth@redhat.com>
5610 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5611 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5612 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5613 variant that handles a shared libgcc.
5614 (process_command): Always validate -{static,shared}-libgcc.
5615 (do_spec_1): New 'M' case.
5616 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5618 2001-01-07 Richard Henderson <rth@redhat.com>
5620 * Makefile.in (slibdir): New variable.
5621 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5622 (installdirs): Create slibdir.
5623 (install-libgcc, install-multilib): Defer to libgcc.mk.
5624 * configure.in (slibdir): Substitute.
5625 * mklibgcc.in (install): New target.
5627 * config/t-linux (SHLIB_LINK): Create links for the soname.
5628 (SHLIB_INSTALL): New.
5629 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5630 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5631 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5632 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5633 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5635 2001-01-07 Richard Henderson <rth@redhat.com>
5637 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5638 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5639 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5641 2001-01-07 Michael Hayes <mhayes@redhat.com>
5643 * loop.c (count_loop_regs_set): Delete.
5644 (load_mems_and_recount_loop_regs_set): Delete.
5645 (loop_regs_scan): Merge common code from count_loop_regs_set,
5646 scan_loop, and load_mems_and_recount_loop_regs_set.
5647 (scan_loop): Call load_mems directly and loop_regs_scan
5648 again if new registers created.
5650 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5652 * toplev.c (main): Call the front-end specific post_options
5653 hook if one is given.
5654 * toplev.h (struct_lang_hooks, lang_hooks): New.
5655 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5656 for the C front end.
5657 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5658 lang_hooks for the C++ front end.
5659 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5660 lang_hooks for the ObjC front end.
5661 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5662 * java/lang.c (lang_hooks): Hooks for the Java front end.
5664 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5666 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5667 for verbose DWARF[2] debugging.
5668 (cb_define, cb_undef): The new callbacks.
5669 * toplev.h (debug_define, debug_undef): Make const correct.
5670 * toplev.c (debug_define, debug_undef): Similarly. Do not
5671 perform the verbosity tests here anymore.
5673 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5675 * reload.c (subst_reloads): Take INSN argument. When
5676 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5677 * reload.h (subst_reloads): Adjust prototype.
5678 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5679 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5680 present in JUMP_INSNs and copy them to JUMP_LABEL.
5681 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5682 JUMP_INSNs and insns with REG_LABELs that are followed by
5683 JUMP_INSNs with the same REG_LABEL.
5684 * sched-rgn.c (is_cfg_nonregular): Likewise.
5685 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5687 * unroll.c (unroll_loop): Look for REG_LABEL notes in
5689 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
5691 2001-01-06 Richard Henderson <rth@redhat.com>
5693 * loop.c (scan_loop): Use xcalloc for the regs array.
5694 (load_mems_and_recount_loop_regs_set): Zero the new memory
5695 received from xrealloc.
5697 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
5699 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
5701 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
5703 * integrate.c (copy_rtx_and_substitute): When copying
5704 an ignored return value, strip REG_FUNCTION_VALUE_P.
5706 2001-01-06 Michael Hayes <mhayes@redhat.com>
5708 * loop.c (debug_biv, debug_giv): New.
5709 (loop_biv_dump): Break out from ...
5710 (record_biv): ... here.
5711 (loop_giv_dump): Break out from ...
5712 (record_giv): ... here.
5713 (loop_bivs_check): Use print_simple_rtl.
5714 * unroll.c (loop_iterations): Use print_simple_rtl.
5716 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5718 * pa.md (return, return_internal): Modify patterns to prevent regrename
5719 mucking with the return pointer.
5721 2001-01-05 Richard Henderson <rth@redhat.com>
5723 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
5725 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
5727 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
5728 version supplied by Matteo Frigo.
5730 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5732 * cpp.texi: Update for -MQ.
5733 * cppinit.c (cpp_create_reader): Always create pfile->deps.
5734 (cpp_cleanup): Always free pfile->deps.
5735 (initialize_dependency_output): Don't create pfile->deps.
5736 (cpp_handle_option): Similarly.
5738 * gcc.c (cpp_options): Handle -MQ.
5739 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5740 * mkdeps.c (base_name): Remove.
5741 (deps_init): Don't allocate vector space until it's needed.
5742 (deps_free): Only free vectors if allocated.
5743 (deps_add_target, deps_add_dep): Update for initial allocation.
5744 (deps_add_default_target): Don't strip to the base_name.
5746 2001-01-05 DJ Delorie <dj@redhat.com>
5748 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
5749 (INIT_EXPANDERS): Define.
5751 * config/v850/v850.c (struct machine_function): Define.
5752 (v850_save_machine_status): New function.
5753 (v850_restore_machine_status): New function.
5754 (v850_return_addr): New function.
5755 (v850_init_expanders): New function.
5757 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
5758 and v850_init_expanders.
5760 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5762 * cpplib.h (struct cpp_reader): Add help_only field.
5763 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
5764 (cpp_handle_option): Set pfile->help_only if we see -h,
5765 --help, -target-help, or --version. Print version string but
5766 do not set help_only if we see -v or -version. Make text
5767 printed by -v match that printed by (-)-version.
5769 * cppmain.c (main): Exit after option parsing if
5770 pfile->help_only is true.
5772 * toplev.c (independent_decode_option): Call print_version,
5773 then exit, if we see --version (but not -version).
5774 (print_version): Split lengthy message into two lines.
5776 2001-01-05 Nick Clifton <nickc@redhat.com>
5778 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
5779 temporary string for initialisation before calling ggc_alloc_string.
5781 2001-01-06 Michael Hayes <mhayes@redhat.com>
5783 * rtl.h (print_simple_rtl): New.
5784 * print-rtl.c (print_simple_rtl): New.
5786 (print_rtx): Disable printing of flags and modes, etc.,
5787 if `flag_simple` nonzero.
5789 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5791 * function.c (fixup_var_refs): Use push_to_full_sequence where
5794 2001-01-05 Michael Meissner <meissner@redhat.com>
5796 * flags.h (flag_reorder_blocks): Add declaration.
5797 (flag_rename_block): Ditto.
5799 2001-01-05 DJ Delorie <dj@redhat.com>
5801 * function.c (reorder_blocks): Make sure the flags are all reset
5802 before using them to mark blocks, else a second invocation will
5803 corrupt the block chain.
5804 (reorder_blocks_0): New, resets the flags.
5806 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
5808 * cse.c (find_comparison_args): Stop if the argument is known to
5811 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5813 * config/sh/sh.md (movdf): When splitting load into pair of
5814 registers, don't clobber the register used in the address too
5817 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
5819 * varasm.c (mark_constant_pool): Improve initial comments.
5820 (mark_constants): Move marking of constants to mark_constant.
5821 (mark_constant): New function to recursively mark all constants
5822 referred to by a constant.
5824 2001-01-05 Catherine Moore <clm@redhat.com>
5826 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
5828 2001-01-05 Phil Edwards <pme@sources.redhat.com>
5830 * cp/lang-options.h: Bring comment in line with reality.
5831 * f/lang-options.h: Likewise.
5832 * java/lang-options.h: Likewise.
5833 * objc/lang-options.h: Likewise.
5834 * ch/lang-options.h: Likewise.
5835 * f/g77.texi: And update the manual.
5837 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
5838 Denis Chertykov <denisc@overta.ru>
5840 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
5841 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
5842 * config/avr/avr.md (all peepholes that request a scratch register):
5843 Call it, FAIL the peephole if not safe (in interrupt functions).
5845 2001-01-05 Mark Mitchell <mark@codesourcery.com>
5847 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
5849 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
5851 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
5853 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
5854 BUILT_IN_CREAL and BUILT_IN_CIMAG.
5855 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
5856 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
5857 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
5859 * extend.texi: Document these builtins.
5861 2001-01-05 Daniel Berlin <dberlin@redhat.com>
5863 * c-common.c (lang_get_alias_set): Say we know nothing of
5864 VECTOR_TYPE aliasing.
5866 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
5868 2001-01-05 Bruce Korb <bkorb@gnu.org>
5870 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
5871 their x* equivalent versions for atexit-less systems
5872 * fixinc/fixincl.c(main): do not return from main() on atexit-less
5873 systems (or any other system any more).
5875 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
5877 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
5878 output operands. Use arm_hard_register_operand for operand 4.
5879 (stmsi_postinc): Similarly.
5880 (ldmsi): Use arm_hard_register_operand for opernand 2.
5882 * arm.c (arm_hard_register_operand): New function.
5883 * arm-protos.h (arm_hard_register_operand): Prototype it.
5885 * arm.h (HARD_REGNO_RENAME_OK): Define.
5887 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
5889 * simplify-rtx.c (cfc_args): add "unordered" field.
5890 (check_fold_consts): Set unordered field.
5891 (simplify_relational_operation): Simplify the unordered
5894 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
5897 * emit-rtl.c (try_split): Fix code to mark labels.
5898 * jump.c (mark_jump_label): Make global.
5899 * rtl.h (mark_jump_label): Declare.
5901 * predict.c (estimate_probability): Handle unordred comparisons.
5903 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5905 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
5906 * cppinit.c (initialize_dependency_output): Update.
5907 (cpp_finish): Output dummy targets for -MP.
5909 (cpp_handle_option): Handle -MP. Don't quote -MT options.
5910 * cpplib.h (struct cpp_options): Add deps_phony_targets.
5911 * gcc.c (cpp_options): Update to handle -MP.
5912 * mkdeps.c (deps_add_target, deps_add_default_target): Update
5913 to quote only the default target.
5914 (deps_phony_targets): Insert a preceding newline. Rename from
5915 deps_dummy_targets for consistency.
5918 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5920 * calls.c (emit_library_call_value_1): Support
5921 INIT_CUMULATIVE_LIBCALL_ARGS.
5922 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
5924 2001-01-04 Richard Henderson <rth@redhat.com>
5926 * c-decl.c (finish_struct): Detect flexible array members
5927 used in an inappropriate context.
5928 * c-typeck.c (really_start_incremental_init): Special case
5929 constructor_max_index for zero length arrays.
5930 (pop_init_level): Allow initialization of flexible array
5931 members. Deprecate initialization of zero length arrays.
5932 Don't issue missing initializer warning for flexible array
5933 members or zero length arrays.
5934 (process_init_element): Don't dereference null DECL_SIZE.
5935 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
5936 Don't abort for empty constructors. Use size_binop
5937 (output_constructor): Add commentary regarding zero length
5938 array futures. Abort if we try to initialize an array of
5939 unspecified length with a non-empty constructor in the middle
5942 * extend.texi (Zero Length): Update and clarify documentation
5943 on static initialization.
5945 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5947 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
5948 with more than 32767 words of local storage.
5950 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5952 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
5953 for 'abs', 'labs', and 'fabs'.
5954 (c4x_expand_builtin): Likewise.
5955 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
5957 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5959 * config/sh/sh.md (prget, prset): New insn types.
5960 (return delay slot): Dont' allow prset.
5961 (call, sfunc delay slot): Don't allow prget.
5962 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
5963 for prset and prget.
5965 2001-01-05 Michael Hayes <mhayes@redhat.com>
5967 * loop.h (struct loop_reg): New.
5968 (struct loop_regs): Change to use array of `struct loop_reg'.
5969 * loop.c: Replace assortment of varrays with single regs array.
5970 (count_one_set): Delete may_not_move array argument
5971 and use regs array instead. All caller's changed.
5972 (count_loop_regs_set): Delete may_not_move and single_usage
5973 arguments and use regs array instead. All caller's changed.
5974 (find_single_use_in_loop): Replace usage array argument with pointer
5975 to regs structure. All caller's changed.
5976 (loop_optimize): Delete `moved_once' array.
5978 2001-01-05 Michael Hayes <mhayes@redhat.com>
5980 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
5981 Use it instead of loop_info->has_call for scanning loop mems.
5982 (check_dbra_loop): Replace loop_info->has_call test with
5983 loop_info->has_nonconst_call.
5985 2000-01-04 Matthew Hiller <hiller@redhat.com>
5987 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
5990 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5992 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
5993 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
5995 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5997 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
5998 (flag_short_double, flag_short_wchar): Define.
5999 (c_common_nodes_and_builtins): Create many tree nodes shared
6000 between C and C++ here instead of in cp/decl.c and ...
6001 * c-decl.c (init_decl_processing): ... here.
6002 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6003 (flag_short_double, flag_short_wchar): Don't define.
6004 (record_builtin_type): New function.
6005 (build_void_list_node): New function.
6006 * c-common.h (flag_short_double, flag_short_wchar,
6007 record_builtin_type, build_void_list_node): Declare.
6009 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6011 * integrate.c (expand_inline_function): Don't put a virtual
6012 register into the reg map.
6014 * function.c (fixup_var_refs_1): If force_operand didn't put
6015 the address into the target, move it there.
6017 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6019 Special-case tree_decl/tree_list allocations.
6020 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6021 (OBJECT_SIZE): New macro.
6022 (NUM_EXTRA_ORDER): Likewise.
6023 (extra_order_size_table): New variable.
6024 (NUM_ORDERS): New macro.
6025 (objects_per_page_table): New variable.
6026 (object_size_table): New variable.
6027 (G.pages): Use NUM_ORDERS to bound the array.
6028 (G.page_tails): Likewise.
6029 (DIV_ROUND_UP): Remove.
6030 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6031 (alloc_page): Use OBJECT_SIZE.
6032 (size_lookup): Don't make it const.
6033 (ggc_alloc): Use OBJECT_SIZE.
6034 (ggc_set_mark): Likewise.
6035 (ggc_get_size): Likewise.
6036 (init_ggc): Set up the object_size_table, objects_per_page_table,
6037 and adjust size_lookup.
6038 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6039 (ggc_pop_context): Use NUM_ORDERS.
6040 (clear_marks): Likewise.
6041 (sweep_pages): Likewise.
6042 (poison_pages): Likewise.
6043 (ggc_print_statistics): Use OBJECT_SIZE.
6045 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6047 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6048 Only call array_size_for_constructor if last field and array type
6049 with no upper bound.
6051 2001-01-04 Philip Blundell <philb@gnu.org>
6053 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6054 from bit 31 downwards, if this requires no more insns.
6055 (count_insns_for_constant): New helper function for above.
6057 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6059 * gencodes.c (output_predicate_decls): Remove empty initializer.
6061 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6063 * tree.c (copy_node): Remove documentation about obstacks.
6064 (buidl1): Check that nobody tries to build 2-argument nodes this
6067 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6069 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6072 * gencodes.c (output_predicate_decls): Fill empty initializer
6075 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6077 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6078 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6080 (do_include): Handle missing headers like cpp0.
6081 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6082 paths with first include pathname. Don't strcat to uninitialized
6085 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6087 * regrename.c (regrename_optimize): Don't rename from frame pointer
6088 if frame_pointer_needed.
6089 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6090 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6091 (ia64_reorg): Use it instead of scheduling if ! optimize.
6092 (errata_emit_nops): Properly call asm_noperands.
6093 (ia64_sched_reorder): Finish cycle if we see an asm.
6094 (ia64_variable_issue): Clear scheduling state after asms.
6096 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6098 * cpp.texi: Update for -MT.
6099 * cppinit.c (initialize_dependency_output): Add a default
6100 target if none has been given already.
6101 (no_tgt, OPT_MT): New.
6102 (cpp_handle_option): Handle -MT. Update -M etc.
6103 * cpplib.h (struct cpp_options): Remove deps_target.
6104 * gcc.c (cpp_options): Handle -MT.
6105 * mkdeps.c (struct deps): Move from mkdeps.h.
6106 (deps_calc_target): Rename deps_add_default_target. Add a
6107 default target if none has been specified already.
6108 * mkdeps.h (struct deps): Move to mkdeps.c.
6109 (deps_calc_target): Rename deps_add_default_target.
6111 2000-01-03 Richard Henderson <rth@redhat.com>
6113 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6115 * c-typeck.c (push_init_level): Move checks for flexible array
6116 members and zero length arrays ...
6117 (pop_init_level): ... here. Silently discard empty initializations.
6119 * varasm.c (output_constructor): Update for sizeof change to
6122 * extend.texi (Zero Length): Clarify semantics.
6124 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6126 * configure.in (tm.h): Include isns-codes.h last.
6127 * configure: Rebuilt.
6129 2001-01-03 Richard Henderson <rth@redhat.com>
6131 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6132 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6134 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6136 * tradcpp.c (main): Make sure finclude() is called with a valid
6137 indepth value while handling -include.
6139 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6141 * gencodes.c (output_predicate_decls): New function.
6143 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6144 even if it is not the first time machmode.h is #included.
6145 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6146 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6147 * gcc.texi (Copyright): Added 2001.
6149 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6151 * c-common.c (c_common_lang_init): New function. Warn if format
6152 warning options which only have effects when used with -Wformat
6153 are used without -Wformat.
6154 * c-common.h (c_common_lang_init): Declare.
6155 * c-lang.c (lang_init): Call c_common_lang_init.
6156 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6158 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6160 * configure.in: Check for the mktemp command.
6161 * configure: Regenerate.
6162 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6163 $TEMP. Create temporary files with mktemp, if available at
6164 configure time; otherwise use set -C. Remove temporary files
6167 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6169 * configure.in: Require at least texinfo 4.0. Check for whether
6170 Pod::Man is sufficiently recent to regenerate GCC manpages.
6171 * configure: Regenerate.
6172 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6174 (GENERATED_MANPAGES): Define.
6175 (generated-manpages): New target. Depend on cpp.1 as well as
6177 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6178 configure to generated-manpages or empty) rather than on the
6179 manpages directly. Remove execute permission from installed
6180 gcov.1 as well as cpp.1.
6181 * cpp.1, gcov.1: Regenerate.
6183 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6185 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6186 tree_low_cst. Allow using cmpstrsi in more cases.
6188 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6190 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6193 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6195 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6196 * Makefile.in (HOST_CFLAGS): Mention build-make.
6198 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6200 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6203 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6205 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
6208 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
6211 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
6212 reg_base_value and reg_known_value arrays.
6213 (init_alias_analysis): Add more cases to detect known values.
6214 * sched-deps.c (deps_may_trap_p): New function.
6215 (sched_analyze_2): Use it.
6217 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6219 * combine.c (simplify_shift_const): Even if we're sign-extracting,
6220 don't discard an ASHIFTRT if we're shifting in a wider mode.
6222 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6224 * toplev.c (rest_of_compilation): Don't print basic block information
6225 when CFG isn't up to date.
6227 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
6229 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
6230 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
6231 (UNALIGNED_SHORT_ASM_OP): Define.
6232 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
6234 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6236 * fold-const.c (fold_convert): Fix typo.
6238 2001-01-02 Richard Henderson <rth@redhat.com>
6240 * c-common.h (ASM_INPUT_P): New.
6241 * c-parse.in (asm): Set it when needed.
6242 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
6243 existance of an operand.
6245 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
6247 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
6248 (dwarf2out_frame_debug_expr): Likewise.
6249 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
6251 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
6253 * i386.c (ix86_split_to_parts): Return number of part required;
6255 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
6257 (ix86_split_long_move): Use number of part returned
6258 by ix86_split_to_parts
6259 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
6261 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
6262 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
6263 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
6264 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
6265 (ALIGN_MODE_128): Add TFmode.
6266 (IS_STACK_MODE): Likewise.
6267 (HARD_REGNO_NREGS): TFmode needs 3 registers.
6268 (HARD_REGNO_OK): Support TFmodes.
6269 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
6270 * i386.md (scheduler definitions): Use memory operand to determine
6271 fst/fld instructions; use mode attribute to determine real mode of
6273 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
6274 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
6276 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6278 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
6280 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6282 * expr.c (store_constructor_field): Update ALIGN before calling
6285 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6287 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
6290 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6292 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
6295 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6297 * c-decl.c (start_function): Don't warn on third parameter to main.
6299 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6301 * tsystem.h: Define HAVE_DECL_GETOPT.
6303 2001-01-02 Philip Blundell <pb@futuretv.com>
6305 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
6308 2001-01-02 Richard Henderson <rth@redhat.com>
6310 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
6312 2001-01-02 Andreas Jaeger <aj@suse.de>
6314 * c-decl.c (c_decode_option): Remove support of
6317 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
6318 (W_options): Add -Wmissing-noreturn here.
6320 * flow.c: Define lang_missing_noreturn_ok_p.
6321 (check_function_return_warnings): Use it.
6323 * c-common.h: Declare lang_missing_noreturn_ok_p.
6325 * c-lang.c (c_missing_noreturn_ok_p): New function.
6326 (lang_init): Set lang_missing_noreturn_ok_p.
6328 * invoke.texi (Warning Options): Document this.
6330 2000-12-27 Phil Edwards <pme@sources.redhat.com>
6332 * extend.texi (C++ Extensions): New node for C++ attributes;
6333 describe init_priority and com_interface.
6334 * invoke.texi: Remove -finit-priority as it now has zero effect.
6335 * install.texi: Fix xref syntax.
6336 * md.texi: Likewise.
6338 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6340 * config.gcc (sparc64-wrs-vxworks*): New case.
6341 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
6343 * config/sparc/sparc.c (sparc_override_options): Do support different
6344 pointer and architecture size.
6345 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
6346 (POINTERS_EXTEND_UNSIGNED): Define.
6347 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
6348 (FUNCTION_MODE): Define to be Pmode.
6349 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
6351 * function.c (expand_function_end): Properly handle DECL_RESULT
6352 and copy when ptr_mode != Pmode.
6353 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
6355 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6357 * c-common.c (c_common_nodes_and_builtins): Set prototype
6358 parameters for __builtin_fputs, __builtin_fputc and
6359 __builtin_fwrite. Don't declare plain fputc as a builtin.
6361 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6363 * loop.c (add_label_notes): Increment the label usage count when
6364 a note is added to an insn which refers to a CODE_LABEL.
6365 * gcse.c (add_label_notes): Likewise.
6367 2001-01-01 Andreas Jaeger <aj@suse.de>
6369 * loop.c (scan_loop): Use xmalloc to allocate movables.
6371 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6373 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
6374 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
6375 * reload1.c (REGISTER_MOVE_COST): Likewise.
6376 * regclass.c (REGISTER_MOVE_COST): Likewise.
6377 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
6378 dimension. Adjust all users.
6379 (init_reg_sets_1): Iterate on all modes.
6380 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
6381 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
6382 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
6383 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
6384 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
6385 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
6386 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
6387 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
6388 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
6389 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
6390 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
6391 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
6392 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
6393 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
6394 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
6395 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
6396 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
6397 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
6398 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
6399 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
6400 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
6401 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
6402 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
6403 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
6404 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
6405 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
6406 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
6408 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6410 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
6411 arg VARIES_P. Call it with extra arg.
6412 (true_dependence): Likewise.
6413 * rtl.h (rtx_addr_can_trap_p): Declare.
6414 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
6416 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
6417 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
6418 pic offset table register if it's zero. All callers changed.
6419 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
6421 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6423 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
6424 STRING_POOL_ADDRESS_P.
6426 * config/sparc/sparc.c (input_operand): Properly test for short op.
6428 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
6429 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
6430 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
6431 * config/sparc/elf.h: No longer include sol2.h.
6432 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
6433 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
6435 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
6437 2001-01-01 Michael Hayes <mhayes@redhat.com>
6439 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
6440 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
6441 (record_initial): Likewise.
6442 * unroll.c (copy_loop_body, loop_iterations): Likewise.
6443 (remap_split_bivs): Likewise.
6445 2001-01-01 Michael Hayes <mhayes@redhat.com>
6447 * loop.c (loop_ivs_free): New function.
6448 (strength_reduce): Break out from...
6450 2001-01-01 Michael Hayes <mhayes@redhat.com>
6452 * loop.h (struct iv): New.
6453 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
6454 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
6455 'reg_biv_class' fields with 'regs' and 'n_regs'.
6456 (struct ivs): Rename 'loop_iv_list' field to 'list'.
6457 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
6458 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
6460 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
6462 * resource.c (mark_referenced_resources): Abort() before
6463 attempting to mark a pseudo register.
6464 (mark_set_resources): Likewise.
6466 2001-01-01 Michael Hayes <mhayes@redhat.com>
6468 * loop.h (REG_IV_CLASS): New accessor macro.
6469 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
6470 * unroll.c (REG_IV_CLASS): Likewise.
6472 See ChangeLog.4 for earlier changes.