1 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * rtl.texi (COMPARE): Clarify documentation and reference section
6 2001-03-20 Stan Shebs <shebs@apple.com>
8 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
9 (get_object_reference): Ditto.
10 (error_with_ivar): Use error_with_file_and_line.
11 (warn_with_method): Use warning_with_file_and_line.
13 2001-03-20 Tom Tromey <tromey@redhat.com>
15 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
17 2001-03-20 Mark Mitchell <mark@codesourcery.com>
19 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
20 variables that are TREE_PUBLIC, even if not TREE_STATIC.
22 2001-03-20 DJ Delorie <dj@redhat.com>
24 * Makefile.in (install-libgcc): Pass complete list of variables.
25 (install-multilib): Ditto.
27 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
29 * config/i386/cygwin.h: Declare ctor_section, dtor_section
30 drectve_section, switch_to_section.
32 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
33 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
34 i386_pe_mark_dllimport.
36 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
38 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
41 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
42 i386_pe_* functions with char * arguments.
44 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
46 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
48 (movsi_ie): Introduce fpul store.
50 2001-03-20 Alan Modra <alan@linuxcare.com.au>
52 * Makefile.in (OBJS): Remove hashtab.o.
54 2001-03-19 Stan Shebs <shebs@apple.com>
56 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
57 * c-lang.c (maybe_objc_method_name): Ditto.
58 * c-tree.h (maybe_objc_method_name): Remove decl.
60 2001-03-19 Tom Tromey <tromey@redhat.com>
62 * gcc.c (init_gcc_specs): Fix comment.
64 2001-03-19 Mark Mitchell <mark@codesourcery.com>
66 Compute DECL_ASSEMBLER_NAME lazily.
67 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
68 (DECL_ASSEMBLER_NAME_SET_P): New macro.
69 (SET_DECL_ASSEMBLER_NAME): Likewise.
70 (COPY_DECL_ASSEMBLER_NAME): Likewise.
71 (set_decl_assembler_name): Declare.
72 (lang_set_decl_assembler_name): Likewise.
73 * tree.c (lang_set_decl_assembler_name): New variab.e
74 (set_decl_assembler_name): New function.
75 (init_obstacks): Set lang_set_decl_assembler_name.
76 (build_decl): Don't set DECL_ASSEMBLER_NAME.
77 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
78 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
79 where it's not necessary.
80 (builtin_function): Likewise.
81 (finish_decl): Likewise.
82 * dbxout.c (dbxout_type_methods): Likewise.
83 * ggc-common.c (ggc_mark_trees): Likewise.
84 * profile.c (output_func_start_profiler): Likewise.
85 * varasm.c (make_decl_rtl): Likewise.
87 * cse.c (find_comparison_args): Update documentation. Fix
88 mishandling of COMPARE operations.
90 * tree.def (ABS_EXPR): Add documentation.
91 * fold-const.c (fold): Improve folding of ABS_EXPRs.
93 2001-03-19 Zack Weinberg <zackw@stanford.edu>
95 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
97 2001-03-19 Jakub Jelinek <jakub@redhat.com>
99 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
100 Remove ia32 linux PIC kludge and move it...
101 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
103 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
105 * i386.md (absdf2 expander): Fix 64bit case.
107 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
109 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
111 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
113 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
115 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
117 * README.X11: Remove obsolete file.
119 2001-03-18 Anthony Green <green@redhat.com>
121 * config/pj/pj.h: Remove some trailing commas.
122 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
124 2001-03-18 Richard Henderson <rth@redhat.com>
126 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
128 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
129 defaults for them here.
131 2001-03-17 Anthony Green <green@redhat.com>
133 * config/pj/lib1funcs.S: Fix broken comment.
134 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
137 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
139 * gcc.texi: Remove obsolete information relating to build and
140 installation problems with enquire or the Pyramid C compiler.
142 2001-03-17 Richard Henderson <rth@redhat.com>
144 * dwarf2out.c (queue_reg_save): New.
145 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
146 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
148 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
149 (cfa, cfa_store, cfa_temp): Make static.
150 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
152 2001-03-17 Richard Henderson <rth@redhat.com>
154 * integrate.h (struct inline_remap): Add local_return_label.
155 * integrate.c (expand_inline_function): Initialize it and emit
156 it after copy_insn_notes.
157 (copy_insn_list): Don't store local_return_label here.
158 (copy_insn_notes): New function split out from copy_insn_list.
160 2001-03-17 Richard Henderson <rth@redhat.com>
162 * dwarf2out.c (lookup_filename): Emit .file if the assembler
163 is generating .debug_line.
164 (dwarf2out_init): Add main_input_filename to the file table first.
165 * configure.in (as_dwarf2_debug_line): Test with file number 1
166 instead of file number 0.
168 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
170 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
171 (gen_rtx_combine): Deleted; all references changed as appropriate.
172 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
174 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
176 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
178 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
181 2001-03-16 Jim Wilson <wilson@redhat.com>
183 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
184 then set it to LOC_REG (79) instead of aborting.
186 2001-03-16 Phil Edwards <pme@sources.redhat.com>
188 * gccbug.in: Remove high priority.
190 2001-03-16 Richard Henerson <rth@redhat.com>
192 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
193 output with a space instead of deleting it.
194 * configure: Regenerate.
196 2001-03-16 Zack Weinberg <zackw@stanford.edu>
198 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
199 handles the gory details of converting an object file into
200 something that's safe to grep.
201 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
202 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
203 newlines at either end of the string we're looking for.
204 Make 'checking ...' message less stilted.
205 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
206 ARM in-memory layout and its hypothetical converse. Don't
207 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
208 HOST_WORDS_BIG_ENDIAN.
210 * configure.in: Adjust for renamed macro. Move
211 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
212 * configure, config.in: Regenerate.
214 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
216 * fixinc/Makefile.in: Set SHELL.
218 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
220 * fixinc/fixincl.c (fix_with_system): Quote file names before
221 passing them to shell.
223 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
225 * Makefile.in: Use fix-header$(build_exeext) instead
228 2001-03-16 Richard Henderson <rth@redhat.com>
230 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
231 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
232 (size_of_line_prolog): Remove.
233 (output_line_info): Compute prologue size via label difference.
234 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
236 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
237 assembler error when redefining file numbers.
238 * config.in, configure: Rebuild.
240 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
241 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
242 (dw2_asm_output_delta_uleb128): Likewise.
243 (dw2_asm_output_delta_sleb128): Similarly.
244 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
246 2001-03-16 Michael Meissner <meissner@redhat.com>
248 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
250 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
252 (BITMASK_LOWER16): Replacement for 0x0000ffff.
254 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
255 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
256 being unsigned in ISO C and signed in traditional.
257 (expand_prologue): Ditto.
258 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
260 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
262 (divsi3,divdi3): Ditto.
263 (modsi3,moddi3): Ditto.
264 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
265 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
266 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
269 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
271 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
272 SSE based conditional moves on LTGT/UNEQ conditions;
273 Canonicalize EQ to NE.
274 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
275 (sse_mov?fcc_ne): New.
277 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
279 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
281 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
282 register may be dead.
284 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
286 * Makefile.in (hash.o): Depend on CONFIG_H.
288 2001-03-15 Mark Mitchell <mark@codesourcery.com>
290 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
292 2001-03-15 Richard Henderson <rth@redhat.com>
294 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
295 (ASM_OUTPUT_DWARF_PCREL): New.
296 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
298 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
300 * cppfiles.c (stack_include_file): Use MAX of sysp.
302 2001-03-15 Steve Ellcey <sje@cup.hp.com>
304 * config.gcc (ia64*-*-hpux*): New case.
305 * config/ia64/hpux.h: New file for HP-UX support.
306 * config/ia64/t-hpux: New file for HP-UX support.
308 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
310 * fixinc/inclhack.def (irix_stdio_va_list): New.
311 * fixinc/fixincl.x: Rebuilt.
313 2001-03-15 Richard Henderson <rth@redhat.com>
315 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
316 if provided by the target.
317 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
318 (dw2_asm_output_addr): New.
319 * dwarf2asm.h (dw2_asm_output_addr): Declare.
320 * dwarf2out.c (output_cfi): Use it for program addresses.
321 (output_call_frame_info, output_die): Likewise.
322 (output_aranges, output_line_info): Likewise.
324 2001-03-15 Bruce Korb <bkorb@gnu.org>
326 * gcc.c(main): make more rigorous
327 * collect2.c(main): guard against ignoring SIGCHLD
328 * protoize.c(main): ditto
329 * gcc/fixinc/fixincl.c(initialize): ditto
331 2001-03-15 Mark Mitchell <mark@codesourcery.com>
333 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
334 (sdbout_parms): Likewise.
336 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
338 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
339 "widen" a destination that is already wider than a word. Also do
340 not widen if LOAD_EXTEND_OP is NIL for the given mode.
342 2001-03-15 Bernd Schmidt <bernds@redhat.com>
344 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
346 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
348 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
350 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
352 * i960.h (i960_maxbitalignment,
353 i960_last_maxbitalignment): Declare.
354 * i960.c (i960_maxbitalignment,
355 i960_last_maxbitalignment): Make global.
356 (process_pragma): Delete.
357 (i960_pr_align, i960_pr_noalign): Move from here ...
358 * i960-c.c: ... to this new file.
359 * t-960bare (i960-c.o): New rule.
360 * t-vxworks960 (i960-c.o): Likewise.
361 * config.gcc (i960-*-*): Define c_target_objs and
364 2001-03-15 Bernd Schmidt <bernds@redhat.com>
366 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
367 without adding in rtx code and mode.
369 * alias.c (init_alias_analysis): Don't use any rtx whose value
370 varies as a known value.
371 Delete a superfluous test.
373 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
375 (ia64_sched_reorder): Call maybe_rotate; also rotate after
376 scheduling a stop bit.
377 (ia64_emit_nops): Correctly handle ASMs.
379 2001-03-15 Mark Mitchell <mark@codesourcery.com>
381 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
383 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
385 * cpp.texi: Update documentation for -include and -imacros.
386 * cppfiles.c (struct include_file): Remove "defined" memeber.
387 (find_or_create_entry): Make a copy of the file name, and
389 (open_file): Update to ensure we use the simplified filename.
390 (stack_include_file): Don't set search_from.
391 (cpp_included): Don't simplify the path name here.
392 (find_include_file): New prototype. Call search_from to
393 get the start of the "" include chain. Don't simplify the
395 (_cpp_execute_include): New prototype. Move diagnostics to
396 do_include_common. Update.
397 (_cpp_pop_file_buffer): Don't set defined.
398 (search_from): New prototype. Use the preprocessor's cwd
399 for files included from the command line.
400 (read_name_map): Don't simplify the pathname here.
401 * cpphash.h (enum include_type): New.
402 (struct buffer): Delete search from. New search_cached.
403 (_cpp_execute_include): Update prototype.
404 * cppinit.c (do_includes): Use _cpp_execute_include.
405 * cpplib.c (do_include_common): New function.
406 (do_include, do_include_next, do_import): Use it.
408 2001-03-14 Mark Mitchell <mark@codesourcery.com>
410 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
411 contents of the RTL, to determine the name of the object.
413 2001-03-14 Mark Mitchell <mark@codesourcery.com>
415 * tree.h (DECL_RTL): Allocate RTL lazily.
416 (SET_DECL_RTL): New macro.
417 (DECL_RTL_SET_P): Likewise.
418 (COPY_DECL_RTL): Likewise.
419 (DECL_RTL_IF_SET): Likewise.
420 * varasm.c (make_decl_rtl): Add assertions about the kind of
421 declaration we are processing.
422 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
423 (start_decl): Likewise.
424 (finish_decl): Likewise.
425 * c-semantics.c (emit_local_var): Likewise.
426 * calls.c (expand_call): Likewise.
427 * dbxout.c (dbxout_symbol): Likewise.
428 * emit-rtl.c (unshare_all_rtl): Likewise.
429 (unshare_all_decls): Likewise.
430 (reset_used_decls): Likewise.
431 * expr.c (store_constructor): Likewise.
432 (safe_from_p): Likewise.
433 (expand_expr): Likewise.
434 * function.c (put_var_into_stack): Likewise.
435 (instantiate_decls_1): Likewise.
436 (assign_parms): Likewise.
437 (expand_function_start): Likewise.
438 (expand_function_end): Likewise.
439 * ggc-common.c (gcc_mark_trees): Likewise.
440 * integrate.c (function_cannot_inline_p): Likewise.
441 (copy_decl_for_inlining): Likewise.
442 (expand_inline_function): Likewise.
443 (integrate_parm_decls): Likewise.
444 (integrate_decl_tree): Likewise.
445 * print-tree.c (print_node): Likewise.
446 * reg-stack.c (stack_result): Likewise.
447 * stmt.c (label_rtx): Likewise.
448 (expand_return): Likewise.
449 (expand_decl): Likewise.
450 (expand_decl_cleanup): Likewise.
451 (expand_anon_union_decl): Likewise.
452 * toplev.c (check_global_declarations): Likewise.
453 (rest_of_decl_compilation): Likewise.
454 * tree.c (simple_cst_equal): Likewise.
455 * objc/objc-act.c (generate_static_references): Likewise.
457 2001-03-14 Zack Weinberg <zackw@stanford.edu>
459 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
460 gcc_AC_C_FLOAT_FORMAT): New macros.
461 * configure.in: Add AC_PROG_CPP after CC tests;
462 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
463 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
464 * configure, config.in: Regenerate.
466 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
467 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
468 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
469 config/i370/xm-linux.h, config/i370/xm-oe.h,
470 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
471 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
472 config/pa/xm-linux.h, config/pa/xm-pa.h,
473 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
474 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
475 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
476 config/we32k/xm-we32k.h: Delete.
478 * config/i370/xm-mvs.h, config/m88k/m88k.h,
479 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
480 config/vax/xm-vms.h: Don't define any of:
481 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
483 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
485 * config.gcc: Remove references to deleted files.
486 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
487 FATAL_EXIT_CODE, which is the same between oe and mvs).
489 2001-03-14 DJ Delorie <dj@redhat.com>
490 Vladimir Makarov <vmakarov@redhat.com>
492 * config/i960/i960.c (i960_function_prologue): Compute size of
493 frame according to number of registers actually saved there.
495 2001-03-14 Richard Henderson <rth@redhat.com>
497 * expr.c (emit_move_insn_1): Fix else if around #endif.
499 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
502 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
505 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
507 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
508 (override_options): Parse cmodel string.
509 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
510 * i386.h (TARGET_OPTIONS): Add "cmodel".
511 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
513 (ix86_cmodel_string, ix86_cmodel): Declare.
515 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
518 * i386.h (GENERAL_REG_P): Add missing REG_P.
520 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
522 * configure.in: Use $gcc_cv_as instead of $as.
523 * configure: Regenerated.
525 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
527 * cppfiles.c (stack_include_file): Only increase the include
528 count if we actually process the file properly, as opposed
529 to treating it as length zero. Only call read_include_file
530 if not DO_NOT_REREAD. Handle the -H include file output
532 (read_include_file): Remove now redundant DO_NOT_REREAD check.
533 (cpp_included, find_include_file): Simplify pathnames after
534 remapping them. If remapping, don't use the remapped file
535 name's buffer as our scratch buffer.
536 (cpp_pop_file_buffer): Replace the multiple include macro
537 only if it isn't yet set.
538 (read_name_map): Simplify remapped names when reading in.
539 (remap_filename): Move code to code path that uses it.
540 (_cpp_simplify_pathname): Return the input pointer.
541 * cpphash.h (_cpp_simplify_pathname): Update prototype.
543 2001-03-14 Mark Mitchell <mark@codesourcery.com>
545 * expr.c (expand_expr): Revove bogus conditional.
547 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
549 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
551 2001-03-14 Jakub Jelinek <jakub@redhat.com>
553 * reg-stack.c (stack_result): Unconditionally use
554 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
556 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
558 * expr.c (emit_move_insn_1): Split push of complex value when
559 no suitable push instruction exist.
561 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
564 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
566 * alias.c (handled_component_p, can_address_p): New functions.
567 (get_alias_set): Use them.
569 2001-03-13 Jim Wilson <wilson@redhat.com>
571 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
572 from 80 in try_locals code.
573 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
575 2001-03-13 Zack Weinberg <zackw@stanford.edu>
577 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
578 gcc_AC_C_LONG_LONG): New.
579 * configure.in: Use them. Probe the size of short, int, long,
580 and long long/__int64 if we have them. Move all the AC_C_*
581 checks together, except gcc_AC_C_CHAR_BIT which has to go
582 after AC_CHECK_HEADERS(limits.h).
583 Take hwint.h out of host_xm_file and build_xm_file.
585 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
586 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
587 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
588 Move the HOST_WIDEST_INT setup logic here from system.h.
589 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
591 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
592 is now handled by hwint.h.
594 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
595 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
596 config/ia64/xm-ia64.h: Don't define any of:
597 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
598 HOST_BITS_PER_LONGLONG.
600 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
601 config/h8300/xm-h8300.h, config/mips/iris6.h,
602 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
603 config/sparc/xm-sp64.h: Delete.
604 * config.gcc: Remove references to deleted files.
606 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
607 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
608 * config/i370/xm-linux.h: Clarify floating-point situation in
611 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
613 * cppfiles.c (NO_INCLUDE_PATH): New macro.
614 (find_include_file): Decide here which part of the include
615 chain to start the search. Complain about an empty include
616 chain in all cases apart from an abolsute file name.
617 (_cpp_execute_include): Don't choose the search chain here.
618 Don't call handle_missing_include in the case of an empty
620 (_cpp_compare_file_date): Don't choose the search chain here.
621 * cpplib.c (do_include_next): Move the in-main-file diagnostic
622 here from _cpp_execute_include. Behave like #include if
623 we're in the main file.
625 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
627 * system.h (malloc, realloc, calloc, strdup): Only poison these
628 tokens when IN_GCC is defined.
630 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
632 * i386.md (abs?f expander): Support SSE case.
633 (abd?f_if): Add new "USE"; add splitters.
635 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
637 * cpp.texi (poison): Explain the macro expansion exception.
639 2001-03-13 Jakub Jelinek <jakub@redhat.com>
641 * expr.c (store_expr): Add dont_store_target. If temp is already in
642 target before copying to reg, don't store it into target again.
644 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
646 * cppinternals.texi: Update for file handling.
648 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
650 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
651 2001-02-24 which broke building the Java library.
652 * function.c (identify_blocks): Likewise.
653 (all_blocks): Likewise.
654 * integrate.c (integrate_decl_tree): Likewise.
655 * print-tree.c (print_node): Likewise.
656 * tree.h (BLOCK_NUMBER): Likewise.
657 (struct tree_block): Likewise.
659 2001-03-12 David Edelsohn <edelsohn@gnu.org>
661 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
662 __WCHAR_TYPE__ definition.
663 (WCHAR_TYPE_SIZE): #undef before #define.
665 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
667 * cppfiles.c: Update comments.
668 (destroy_include_file_node): Rename destroy_node.
669 (find_or_create_entry): New function.
670 (open_file, _cpp_fake_include): Use it.
671 (handle_missing_header): New function, broken out of
672 _cpp_execute include. Don't segfault if there is no
673 system or quoted path.
674 (_cpp_execute_include): Use handle_missing_header.
676 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
678 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
679 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
681 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
683 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
684 unless anti_dependence says they are.
685 * alias.c (objects_must_conflict): If neither has a type specified,
688 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
689 David Billinghurst <David.Billinghurst@riotinto.com>
691 * config/mips/iris5.h: Change WCHAR_TYPE to int.
693 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
695 * i386.md (trunctfdf2_2): Rename missnamed pattern.
696 (*_one_bit): Remove type on the match_operand in attributes.
698 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
700 * i386.c: Commit forgotten hunk in previous patch.
701 (regclass_map): Add extended registers.
702 (dbx_register_map): Add missing frame register.
704 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
706 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
708 * i386.md (x86_sahf_1): Disable for 64bit.
709 (popsi*, pophi*): Likewise.
710 (pushqi, pushhi): Likewise.
711 (movdi, pushdi): Likewise.
712 (zero extend DImode splitter): Likewise.
713 (adddi, minusdi splitter): Likewise.
714 (umulsidi): Likewise.
716 (mulsidi): Disable for 64bit
717 (lshift:DI/ashift:DI): Disable for 64bit.
718 (loop patterns): Likewise.
719 (call_pop, call_value_pop expanders and patterns): Likewise.
720 (prologue_get_pc): Likewise.
722 (fcmovDI pattern and splitter): Likewise.
723 (movdfcc_1_rex64): New.
725 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
727 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
728 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
729 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
730 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
731 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
732 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
733 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
734 (PUSH_ROUNDING): x86_64 rounds to 64bits.
735 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
736 (REGPARM_MAX): Set to 6 for x86_64.
737 (SSE_REGPARM_MAX): Set to 16 for x86_64.
738 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
741 * (patterns that does use upper halves): Update constraints
742 'q' to 'Q' and 'r' to 'R'.
743 (cmpqi_ext_1): Disable for 64bit.
744 (cmpqi_ext_3_insn): Likewise.
745 (movqi_extzv_1): Likewsie.
746 (addqi_ext_1): Liekwsie
747 (testqi_ext_1): Liekwsie
748 (andqi_ext_1): Liekwsie
749 (xorqi_ext_1): Liekwsie
750 (cmpqi_ext_1_rex64): New.
751 (cmpqi_ext_3_insn_rex64): Likewise.
752 (movqi_extzv_1_rex64): Likewsie.
753 (addqi_ext_1_rex64): Liekwsie
754 (testqi_ext_1_rex64): Liekwsie
755 (andqi_ext_1_rex64): Liekwsie
756 (xorqi_ext_1_rex64): Liekwsie
758 2001-03-11 Zack Weinberg <zackw@stanford.edu>
760 * configure.in: Move check for unsigned enumerated bitfields
761 to macro in aclocal.m4. Disable it for now.
762 * configure, config.in: Regenerate.
763 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
764 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
765 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
766 kind above its first use.
768 * config/xm-interix.h, config/alpha/xm-alpha.h,
769 config/i370/xm-linux.h, config/i386/xm-beos.h,
770 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
771 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
772 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
773 Don't define ONLY_INT_FIELDS under any circumstances.
775 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
777 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
778 config/sparc/xm-sysv4.h: Delete - now identical with some
780 * config.gcc (hppa targets): Replace xm-pahpux.h and
781 xm-papro.h with implicit xm-pa.h.
782 (sparc targets): Replace xm-sysv4.h with implicit or explicit
785 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
787 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
788 before reload_cse_noop_set_p.
790 2001-03-11 Zack Weinberg <zackw@stanford.edu>
792 * config.gcc: Where xm-host.h used to include another
793 xm-host.h, list the nested header directly in xm_file. Remove
794 references to deleted files. Can now use sparc/xm-sp64.h for
797 * config/xm-linux.h, config/arm/xm-linux.h,
798 config/i386/xm-dos.h, config/i386/xm-gnu.h,
799 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
800 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
801 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
802 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
805 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
806 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
807 bother to wrap #undef in #ifdef.
808 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
809 Don't include xm-linux.h.
810 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
812 * configure.in: Wrap regexps using [] in changequote block.
813 Use expr : not echo | grep. Simplify regexps.
814 * configure: Regenerate.
816 56 xm-files remain, 22 xm-arch.
818 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
820 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
821 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
822 (local_index, local_rindex): Delete, use strchr/strrchr instead.
823 (copy_object): Fix format specifier vs argument mismatch.
825 * mips-tdump.c: Make local functions static.
826 (rindex): Don't #undef.
827 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
828 (fatal, fancy_abort): Delete.
829 (read_seek): Avoid signed/unsigned compare.
831 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
833 * combine.c (try_combine): Fix error in change to try original
835 (gen_rtx_combine): Do same as gen_rtx for now.
837 2001-03-11 Zack Weinberg <zackw@stanford.edu>
839 * configure.in: AC_SUBST xm_defines.
840 * configure: Regenerate.
841 * Makefile.in: Set DEFINES=$(xm_defines) when building
844 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
846 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
847 (cpp_included, find_include_file): Update.
848 (_cpp_compare_file_date): Make else unconditional.
850 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
852 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
854 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
856 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
857 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
859 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
861 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
862 if it's a record type.
864 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
866 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
867 mingw includes slightly.
869 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
871 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
872 #undef token before poisoning it.
874 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
876 * alpha.c (check_float_value): Use memcpy, not bcopy.
878 * m32r.c (m32r_sched_reorder): Likewise.
880 * vax.c (check_float_value): Likewise.
882 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
884 * toplev.c (file_name_nondirectory): Remove.
885 * toplev.h: Similarly.
886 * dwarf2out.c (compute_section_prefix): Use lbasename instead
887 of file_name_nondirectory.
889 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
891 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
892 * mips-tfile.c: Don't #undef rindex; not used.
894 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
896 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
897 (dbx64_register_map): Declare.
898 (RETURN_ADDR_RTX): Fix for 64bit.
899 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
900 (INCOMING_FRAME_SP_OFFSET): Set to 8.
901 * i386.c (dbx64_register_map): New global array.
902 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
903 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
906 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
908 * cppfiles.c (search_from): Use lbasename.
909 * mkdeps.c (deps_add_default_target): Use lbasename.
911 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
913 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
914 xcalloc in lieu of malloc, realloc & calloc.
916 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
918 * gengenrtl.c (xmalloc): Likewise.
920 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
921 really_call_* memory allocation routines.
923 * stmt.c (check_for_full_enumeration_handling): Use
924 really_call_calloc, not calloc.
926 * system.h (really_call_malloc, really_call_calloc,
927 really_call_realloc): Define.
928 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
930 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
932 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
934 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
936 * configure: Rebuilt.
937 * configure.in: Only use `lang_requires' for languages athat are
940 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
942 * invoke.texi: Fix typo.
945 2001-03-09 Zack Weinberg <zackw@stanford.edu>
947 * configure.in: Prune nonexistent files from build_xm_file,
948 xm_file, and host_xm_file lists. Warn unless they're
950 Don't generate *config.h here.
951 AC_SUBST all variables needed to generate *config.h.
952 * configure: Regenerate.
953 * mkconfig.sh: New helper script, from code removed from
955 * Makefile.in: Zap all MALLOC variables - no longer used
956 anywhere, and malloc.c doesn't exist.
957 Substitute in variables needed to generate *config.h.
958 Stop lying about the dependencies contained in CONFIG_H and
960 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
961 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
962 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
963 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
964 $(TM_P_H), etc. as appropriate.
966 * config.gcc: Zap references to deleted files.
967 * ggc-none.c: Don't include rtl.h or tm_p.h.
969 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
970 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
971 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
972 config/i386/xm-linux.h, config/i386/xm-linux.h,
973 config/i386/xm-next.h, config/i386/xm-openbsd.h,
974 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
975 Don't include i386/xm-i386.h.
977 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
978 config/i386/xm-i386.h, config/i860/xm-i860.h,
979 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
980 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
981 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
982 Delete (empty except comments, #includes of other deleted
983 files, and macros used nowhere).
985 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
987 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
988 independent on TARGET_FLAGS.
990 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
992 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
994 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
996 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
998 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
999 LAST_REX_SSE_REG): define.
1000 (enum reg_class): Add 'LEGACY_REGS'
1001 (REG_CLASS_CONTENTS): Likewise; add extended registers.
1002 (SSE_REGNO_P): Recognize extended registers.
1003 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
1004 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
1005 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
1006 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
1007 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
1008 REG_OK_FOR_STRREG_P): Remove.
1009 (HI_REGISTER_NAMES): Add extended registers.
1010 (ADDITIONAL_REGISTER_NAMES): Likewise.
1011 (QI_REGISTER_NAMES): Add 8bit extended registers.
1012 (DEBUG_REG): Support extended registers.
1013 * i386.c (regclass_map): Add extended registers.
1014 (dbx_register-map): Likewise.
1015 (svr4_dbx_register_map): Likewise.
1016 (print_reg): Support extended registers.
1017 (print_operand): Support 64bit operands.
1019 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
1021 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
1022 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1023 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
1024 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
1025 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
1026 STACK_BOUNDARY): Set properly for 64bits.
1027 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
1028 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
1029 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
1030 (MOVE_MAX): Set to 16.
1031 (MOVE_MAX_PIECES): 8 for 64bit.
1032 (Pmode): Set to SImode.
1034 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
1036 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
1038 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
1040 * i386.h (mask_64bit): New constant.
1041 (target_64bit): New macro.
1042 (target_options): Add '64'/'32'
1043 (target_default): Define.
1044 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
1045 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
1046 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
1048 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
1050 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
1052 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
1054 * rtlanal.c (rtx_varies_p): Check operand 0 of a
1055 LO_SUM unless for_alias is set.
1057 2001-03-08 Stan Shebs <shebs@apple.com>
1059 * objc/objc-act.c: Fix old typos in comments, add comments for
1061 (hash_init): Fix file name in error message.
1062 (hash_enter): Ditto.
1063 (hash_add_attr): Ditto.
1064 (continue_class): Ditto.
1066 2001-03-08 Bruce Korb <bkorb@gnu.org>
1068 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
1069 wait4() can receive the signal.
1071 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1073 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
1075 * fixinc/fixincl.x: Regenerate.
1077 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1079 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
1081 * fixinc/fixincl.x: Regenerate.
1083 2001-03-08 Richard Henderson <rth@redhat.com>
1085 * configure.in (HAVE_AS_LEB128): New assembler check.
1086 * configure, config.in: Rebuilt.
1088 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
1090 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
1093 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1095 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
1096 references to the MAXPATHLEN macro.
1098 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
1099 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
1102 * config/i386/xm-gnu.h, config/xm-gnu.h,
1103 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
1104 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
1105 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
1106 and/or unused files.
1108 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
1109 doing so in various xm-*.h files.
1111 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1113 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
1115 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
1117 * configure.in (enable_shared): Support per-package shared-library
1119 * configure: Rebuilt.
1121 2001-03-07 David Edelsohn <edelsohn@gnu.org>
1123 * rs6000.md (cr logic): Add original POWER mnemonic alternative
1124 for crnot. Set operands[5] in splitter.
1126 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1128 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
1129 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
1130 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
1131 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
1132 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
1133 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
1134 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
1137 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
1138 config/i370/xm-i370.h, config/i386/xm-dgux.h,
1139 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
1140 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
1141 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
1142 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
1143 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
1144 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
1145 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
1146 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
1147 Delete unused and/or empty files.
1149 * config.gcc: Define USG in xm_defines as appropriate. Define
1150 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
1151 macro. Remove deleted xm-* files from $xm_files variable.
1153 2001-03-07 Tom Tromey <tromey@redhat.com>
1155 * configure: Rebuilt.
1156 * configure.in: Allow config-lang.in to set `lang_requires' to list
1157 of other required languages.
1159 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
1161 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
1163 (output_prologue): Use xmalloc not oballoc.
1164 (output_epilog): Free a29k_first_epilogue_insn when finished.
1165 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
1167 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
1169 * builtins.c (expand_builtin_mathfn): Check
1170 flag_unsafe_math_optimizations, not flag_fast_math.
1171 (expand_builtin): Likewise
1172 * combine.c (combine_simplify_rtx): Likewise.
1173 (simplify_if_then_else): Likewise.
1174 * cse.c (fold_rtx): Likewise.
1175 * flags.h: Remove flag_fast_math. Add
1176 flag_unsafe_math_optimizations and flag_trapping_math.
1177 * fold-const.c (negate_expr): Check
1178 flag_unsafe_math_optimizations, not flag_fast_math.
1179 (invert_truthvalue): Likewise.
1180 (fold): Likewise. Before associating operands, check that
1181 code == MULT_EXPR, not code != MULT_EXPR.
1182 * ifcvt.c (noce_try_minmax): Check
1183 flag_unsafe_math_optimizations, not flag_fast_math.
1184 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
1185 * invoke.texi: Document -funsafe-math-optimizations and
1186 -fno-trapping-math. Change documentation for -ffast-math.
1187 * jump.c (reversed_comparison_code_parts): Likewise.
1188 (rtx_equal_for_thread_p): Likewise.
1189 * optabs.c (emit_conditional_move): Likewise.
1190 * simplify-rtx.c (simplify_binary_operation): Likewise.
1191 (simplify_relational_operation): Likewise.
1192 (simplify_ternary_operation): Likewise.
1193 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
1194 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
1195 Add trapping-math and unsafe-math-optimizations entries to f_options.
1196 (set_fast_math_flags): New, sets flags for -ffast-math.
1197 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
1198 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
1199 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
1201 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
1202 (alpha_emit_conditional_move): Initialize local_fast_math to
1203 flag_unsafe_math_optimizations, not flat_fast_math.
1204 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
1205 instead of setting flag_fast_math to 1.
1206 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
1208 * config/i386/i386.c (override_options): Likewise
1209 * config/i386/i386.md: Likewise.
1210 * config/m68k/m68k.md: Likewise.
1211 * config/mips/mips.md: Likewise.
1212 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
1213 (rs6000_generate_compare): Likewise.
1215 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1217 * Makefile.in: Set RANLIB to @RANLIB@.
1220 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1222 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1223 * fixinc/fixincl.x: Regenerated.
1225 2001-03-07 Richard Henderson <rth@redhat.com>
1227 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1229 2001-03-07 Richard Henderson <rth@redhat.com>
1231 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
1232 of block notes and exception handling notes.
1234 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
1235 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
1236 (compile_file): ... here.
1238 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1240 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
1242 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
1243 config.h now. Include libiberty.h to handle alloca.
1245 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1247 * c-parse.in (yylexname): New function, split out of _yylex.
1248 (objc_rid_sans_at): New table.
1249 (init_reswords): Initialize it.
1250 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1251 retrieving the next token and checking it for significance as
1252 an ObjC keyword or string constant.
1254 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1255 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1257 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1260 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1262 * config/m68k/m68k.c (const_uint32_operand): Accept any
1263 const_int on a 32-bit host.
1265 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1267 * objc/objc-act.c (init_objc): Set save_lang_status,
1268 restore_lang_status, and mark_lang_status.
1270 2001-03-06 Krister Walfridsson <cato@df.lth.se>
1272 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
1274 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1276 * cppinternals.texi: Update.
1278 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1280 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1281 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
1282 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
1283 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
1284 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
1285 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1286 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
1287 config/i386/xm-i386.h, config/i860/xm-i860.h,
1288 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1289 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
1290 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1291 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1292 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1293 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1294 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
1295 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1296 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
1297 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1298 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1299 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
1300 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
1301 match the defaults provided in hwint.h.
1303 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1304 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
1306 * config.gcc (xm_file): Don't set to files which are deleted.
1308 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
1309 guard this file against these macros being undefined.
1311 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1313 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1314 and DECL_DEFER_OUTPUT on the decl we create, before calling
1315 rest_of_decl_compilation.
1317 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1319 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1321 * configure, config.in: Regenerate.
1322 * config.gcc: Remove references to deleted files.
1324 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1325 genrecog.c, rtl.c: Do not use alloca anywhere.
1327 * Makefile.in, build-make, system.h, config/x-interix,
1328 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1329 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1330 config/arc/xm-arc.h, config/arm/xm-arm.h,
1331 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1332 config/h8300/xm-h8300.h, config/i370/x-oe,
1333 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1334 config/i386/x-ncr3000, config/i386/x-sco5,
1335 config/i386/xm-dgux.h, config/i860/x-sysv4,
1336 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1337 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1338 config/m68k/x-hp320g, config/m69k/x-mot3300,
1339 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1340 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1341 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1342 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1343 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1344 config/mips/x-iris, config/mips/x-iris3,
1345 config/mips/x-sni-svr4, config/mips/x-sysv,
1346 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1347 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1348 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1349 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1350 config/pa/xm-papro.h, config/romp/xm-romp.h,
1351 config/rs6000/x-aix31, config/rs6000/x-aix41,
1352 config/rs6000/x-beos, config/rs6000/x-lynx,
1353 config/rs6000/x-mach, config/rs6000/x-rs6000,
1354 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1355 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1356 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1357 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1358 config/vax/xm-vms.h: Eradicate all references to alloca and
1361 * config/xm-alloca.h, config/clipper/x-clix,
1362 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1363 config/i860/x-sysv3, config/m88k/x-sysv3,
1364 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1365 (contained only alloca related hacks).
1367 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1370 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1372 * invoke.texi: Document __FAST_MATH__.
1374 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1376 * crtstuff.c: Restore include of auto-host.h.
1378 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1380 Put main() in a separate file, so that the language
1381 front-end can use a different main().
1384 * toplev.c: (main): Rename as toplev_main.
1385 * toplev.h: Declare toplev_main.
1386 * Makefile.in (OBJS): add toplev.o.
1387 (BACKEND): remove toplev.o, add main.o.
1389 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1391 * cppfiles.c (search_from): Special case the empty string.
1393 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1395 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1396 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1397 strlen or strcpy; we already know the length.
1398 (_cpp_compare_file_date): Similarly.
1399 * cpphash.h (struct cpp_reader): Delete done_initialising.
1400 (CPP_PREV_BUFFER): Delete.
1401 * cppinit.c (cpp_start_read): Don't set done_initialising.
1402 * cpplex.c (parse_string): Guarantee null-termination.
1403 (_cpp_equiv_toklists): Remove.
1404 * cpplib.c (glue_header_name): Null-terminate.
1405 (do_line): Don't leak memory.
1406 * cpplib.h (BT_WEAK): Delete.
1407 * cppmain.c (cb_ident): Strings are now null-terminated.
1409 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1411 * gcc.c (convert_filename): Append executable suffix
1412 if NO_AUTO_EXE_SUFFIX is not defined.
1413 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1414 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1416 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1418 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1419 * c-parse.gperf, c-gperf.h: Delete.
1420 (c-gperf.h was accidently re-added to the CVS repo in the rev
1421 1.16 commit by tromey)
1423 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1425 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1426 macro arguments when looking for the '('.
1427 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1428 2 when really parsing arguments; 1 when looking for '('.
1429 Always restore the lexer position.
1431 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1433 * longlong.h (umul_ppmm): Don't use a multiline string.
1435 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1437 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1438 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1439 t_bool in declaration because pcc can't combine volatile with typedef
1442 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1444 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1445 until when it is really needed.
1446 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1447 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1448 * i386.md (float?i?f splitter): Don't force source operand to memory
1450 (sse_movdfcc): Fix constraint.
1451 (sse_movdfcc splitter): Handle properly the second alternative.
1453 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1455 * cpplex.c (parse_string): Unconditionally pedwarn.
1457 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1460 * cppexp.c (parse_number): Update.
1461 * cpplex.c (parse_string): Pedwarn if multiline string does not
1462 result from a system header's macro.
1463 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1464 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1465 for function-like macros too.
1466 * c-lex.c (lex_number): Update.
1468 2001-03-03 Richard Henderson <rth@redhat.com>
1470 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1472 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1474 * combine.c (try_combine): If split with mode-changed scratch
1475 register didn't work, try the original mode.
1477 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1479 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1480 * config/c4x/c4x.h: Likewise.
1481 * stor-layout.c (compute_record_mode): Likewise.
1482 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1484 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1486 * configure.in: Kill tm.h. Include the files in the $tm_file
1487 list in all three of config.h, hconfig.h, tconfig.h, after the
1488 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1489 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1490 * configure: Regenerate.
1491 * Makefile.in (clean): Don't delete tm.h.
1493 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1494 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1495 those are not defined, set SEC and FEC to 0 and 1.
1496 * gcc.texi: Update to match.
1498 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1499 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1500 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1501 Include tconfig.h, not tm.h.
1503 * config/xm-lynx.h, config/xm-std32.h,
1504 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1505 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1506 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1507 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1508 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1509 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1510 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1511 config/i386/xm-i386.h, config/i860/xm-i860.h,
1512 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1513 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1514 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1515 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1516 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1517 config/pa/xm-linux.h, config/pa/xm-pa.h,
1518 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1519 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
1520 config/pj/xm-pj.h, config/romp/xm-romp.h,
1521 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1522 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1523 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1524 config/v850/xm-v850.h, config/vax/xm-vax.h,
1525 config/we32k/xm-we32k.h:
1527 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
1529 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
1530 config/i370/xm-oe.h: Don't include tm.h. Don't define
1532 * config/vax/xm-vms.h: Don't include tm.h.
1534 * config/xm-lynx.h, config/avr/xm-avr.h,
1535 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
1536 Delete; made empty by above changes.
1537 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1538 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
1539 Don't include config/xm-lynx.h or tm.h.
1541 * config/xm-gnu.h: Don't include fcntl.h.
1542 * config/sparc/xm-lynx.h: Don't include sys/types.h and
1544 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
1546 2001-03-02 Richard Henderson <rth@redhat.com>
1548 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
1549 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
1551 2001-03-02 Richard Henderson <rth@redhat.com>
1553 * Makefile.in (OBJS): Add dwarf2asm.o.
1554 * dwarf2asm.c, dwarf2asm.h: New files.
1555 * dwarf2out.c (*): Use them.
1556 (size_of_uleb128, size_of_sleb128): Remove.
1557 (output_uleb128, output_sleb128): Remove.
1558 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1559 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1560 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1561 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1562 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1563 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1564 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1565 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1566 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1567 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1568 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1569 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1570 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1571 (dwarf2out_frame_debug): Remove unused variables.
1572 (output_loc_operands): Don't abort on 8 byte constants if
1573 host integers are wide enough.
1574 (output_symbolic_ref): Remove.
1575 (size_of_die): Don't assume 4 byte host integers.
1576 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1578 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1579 something stupid with HOST_WIDE_INT to long truncation.
1580 [CONST_DOUBLE]: Likewise.
1582 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1583 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1584 * config/arm/unknown-elf.h: Likewise.
1585 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1586 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1587 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1588 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1589 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1590 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1591 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1592 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1593 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1594 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1595 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1596 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1598 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1600 * cselib.c (hash_rtx): Cast enums to unsigned int.
1602 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1604 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1605 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
1607 * c-format.c (C_STD_VER): Cast to int for comparisons.
1608 (check_function_format): Cast various enums to int for &.
1609 (maybe_read_dollar_number): Likewise.
1610 (check_format_info): Likewise.
1611 (check_format_info_main): Likewise.
1612 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1613 (safe_from_p): Likewise.
1614 * varasm.c (const_hash): Cast enum to int for %.
1615 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1616 pcc enum problems with < and ++ operators.
1617 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1618 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1619 (regclass_init): Change enum class to int to iterate over reg_classes.
1620 * genrecog.c (merge_trees): Cast enums for comparison.
1621 * rtl.h (GET_CODE): Cast to enum rtx_code.
1622 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1623 (GET_MODE): Cast to enum machine_mode.
1624 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1625 (GET_NOTE_INSN_NAME): Cast enum to int.
1626 * tree.h (TREE_CODE): Cast to enum tree_code.
1627 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1628 * timevar.c (timevar_print): Change loop variable id from enum to
1630 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1631 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1632 * toplev.c (compile_file): Cast enum DFI to int.
1633 (decode_d_option): Likewise.
1635 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1637 * cppinit.c (append_include_chain): Mark "after" include file name list
1638 as a system directory.
1639 * cpp.texi: Document new behavior.
1641 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
1643 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
1645 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
1647 * cppfiles.c (struct include_file): Update.
1648 (stack_include_file): Use search_from.
1649 (cpp_included, find_include_file): Update.
1650 (cpp_execute_include): Update. ptr->name may not be
1651 null terminated. Use the new search_from member variable
1653 (_cpp_compare_file_date): Similarly.
1654 (search_from): New function, similiar to actual_directory.
1655 (actual_directory): Delete.
1656 (remap_filename): Update. loc->name may not be null terminated.
1657 (struct file_name_list): Rename search_path. Update.
1658 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
1659 search_from and dir.
1660 (struct cpp_reader): Remove actual_dirs.
1661 * cppinit.c (struct cpp_pending): Update for renamed objects.
1662 (append_include_chain, remove_dup_dir, remove_dup_dirs,
1663 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
1664 * cpplib.h (struct cpp_options): Similarly.
1666 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1668 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1669 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1670 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1671 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1672 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1673 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1674 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1675 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1676 config/i370/xm-oe.h, config/i386/xm-aix.h,
1677 config/i386/xm-i386.h, config/i386/xm-osf.h,
1678 config/i860/xm-i860.h, config/i960/xm-i960.h,
1679 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1680 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1681 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1682 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1683 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1684 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1685 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1686 config/pj/xm-pj.h, config/romp/xm-romp.h,
1687 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1688 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1689 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1690 config/v850/xm-v850.h, config/vax/xm-vax.h,
1691 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1692 Do not define TRUE or FALSE.
1694 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1695 empty by above change.
1696 * config.gcc: Remove references to these files.
1698 * configure.in: Detect stdbool.h.
1699 * configure, config.in: Regenerate.
1700 * system.h: Include stddef.h here if available.
1701 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
1702 Then set up a sensible boolean type at the very end.
1704 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1705 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
1707 * hash.h: Delete 'boolean' typedef and related #undefs.
1709 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
1710 all uses of 'boolean' with 'bool'.
1712 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1714 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
1715 * cppexp.c (lex): Cast enums for comparison.
1716 * cppinit.c (parse_option): Cast enum for comparison.
1717 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
1718 (cpp_output_token): Likewise.
1719 (cpp_can_paste): Cast enums for comparsion and plus/minus.
1720 (cpp_avoid_paste): Cast enums for minus and comparison.
1722 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1724 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
1725 field to all array elements.
1727 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1729 * cpphash.h (struct cpp_reader): Add print_version field.
1730 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
1731 just set print_version and other flags as appropriate.
1732 (cpp_post_options): Print version here if print_version is set.
1734 * toplev.c (exit_after_options): New flag.
1735 (independent_decode_option): Don't exit here; just set
1737 (main): Exit after calling lang_hooks.post_options if
1738 exit_after_options is true.
1740 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
1741 (merge_include_chains): Adjust comment to match code.
1743 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1745 * stringpool.c (set_identifier): New function.
1746 * tree.h: Prototype it.
1748 * c-parse.in: Kill D_YES. If compiled for objc, call
1749 save_and_forget_protocol_qualifiers from init_reswords.
1750 * objc/objc-act.c (remember_protocol_qualifiers,
1751 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
1752 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
1754 (save_and_forget_protocol_qualifiers): New function.
1755 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
1757 2001-03-01 Diego Novillo <dnovillo@redhat.com>
1759 * c-semantics.c (prune_unused_decls): Return error_mark_node
1760 instead of (tree) 1 to stop traversing the tree chain.
1762 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1764 Fix a problem introduced by Kenner's Feb 18 change.
1765 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
1766 flag_cse_skip_blocks only temporarily, not for ever.
1768 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
1770 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
1771 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
1773 * pa.c (emit_move_sequence): Verify operand0 is a hard register
1774 before determining its register class.
1776 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1778 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
1779 from reg 4 if current_function_calls_setjmp.
1780 (gen_nop_type): New function.
1781 (ia64_emit_nops): New function.
1782 (ia64_reorg): Call it.
1783 (ia64_sched_reorder): Move code that rotates bundles up a bit.
1785 * reload1.c (eliminate_regs_in_insn): Restrict the special case
1786 code not to try to optimize adds with anything but a REG destination.
1788 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
1789 (INSN_PRIORITY_KNOWN): New accessor macro.
1790 * haifa-sched.c (priority): Use it instead of testing priority against
1793 2001-02-28 DJ Delorie <dj@redhat.com>
1795 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
1796 since that doesn't work the way gcc wants on a generic m68k.
1798 2001-02-28 Richard Henderson <rth@redhat.com>
1800 * caller-save.c (save_call_clobbered_regs): Fix typo in
1801 comparison last change.
1803 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
1805 * i386.c (pentium4_cost): New.
1806 (m_PENT4): New macro.
1807 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
1808 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
1809 x86_integer_DFmode_moves, x86_partial_reg_dependency,
1810 x86_memory_mismatch_stall): Add Pentium4
1811 (x86_use_q_reg, x86_use_any_reg): Kill.
1812 (override_options): Add pentium4.
1813 (incdec_operand): Return 0 for pentium4.
1814 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
1815 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
1816 (TARGET_PENTIUM4): Define.
1817 (enum processor_type): Add PROCESSOR_PENTIUM4.
1818 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
1819 * i386.md (attribute "cpu"): Add pentium4.
1820 * invoke.texi (march): Add pentium4.
1822 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
1824 * i386.md (sse_mov?fcc*): New patterns and splitters.
1825 * i386.c (ix86_expand_movcc): Work post-reload; recognize
1826 the SSE based conditional moves.
1828 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
1830 * i386.md (attribute mode): Add "TI".
1831 (movsf_1): Add pxor support; remove constant propagation splitter.
1832 (movdf_integer): Likewise.
1833 (movdf_nointeger): Likewise.
1834 (movxf constant prop splitter): Handle all modes; update for SSE.
1835 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
1836 * i386.c (standard_80387_constant_p): Rewrite.
1837 (standard_sse_constant_p): New.
1838 * i386-protos.h (standard_sse_constant_p): New.
1840 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
1842 * i386.md (sse_setccsf, sse_setccdf): New.
1843 (sse_cmp* patterns): Use '%D' instead of outputtting condition
1845 * i386.c (sse_comparison_operator): Accept the supported unordered
1846 comparses; be ready for fast_math.
1847 (print_operand): Support 'D'.
1849 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
1851 * jump.c (reversed_comparison_code): Kill.
1853 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
1855 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
1858 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
1860 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
1861 add missing '%' in constraints.
1863 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
1865 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
1866 for HOST_BITS_PER_WIDE_INT == 32 too.
1868 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
1870 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
1872 (insert_save, insert_restore): New parameter save_mode.
1873 (init_caller_save): Update initialization of reg_save_code
1874 and reg_restore_code.
1875 (save_call_clobbered_regs): Compute save_modes and update calls to
1876 reg_save_code and reg_restore_code.
1877 (insert_restore): Unsignetize numbers; use save_modes to choose mode
1878 of spill; update use of reg_restore_code.
1879 (insert_save): Likewise.
1880 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1881 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1882 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1884 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1886 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
1887 noce_try_store_flag_inc, noce_try_store_flag_mask,
1888 noce_try_cmove_arith):
1889 Use reversed_comparison_code instead of reverse_comparison and
1890 can_reverse_comparison_p.
1892 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
1894 * jump.c (reversed_comparison_code_parts): Allow reversal of
1895 unordered compares in -ffast-math mode; reverse ordered compares
1896 for FP even w/o -ffast-math.
1898 2001-02-27 Richard Henderson <rth@redhat.com>
1900 * print-rtl.c (print_rtx) [i]: Don't print field five on
1901 NOTEs other than NOTE_INSN_DELETED_LABEL.
1903 2001-02-27 Zack Weinberg <zackw@stanford.edu>
1905 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
1906 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
1908 2001-02-27 Diego Novillo <dnovillo@redhat.com>
1910 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
1911 even if walk_subtrees is 0.
1912 * c-semantics.c (prune_unused_decls): Return a non-null value to
1913 stop traversing the tree chain.
1915 2001-02-27 DJ Delorie <dj@redhat.com>
1917 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
1918 register, *then* define it as the new CFA.
1920 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
1922 * pa.c (override_options): Promote -fpic to -fPIC.
1923 (legitimize_pic_address): Simplify due to removal of
1924 small PIC as a code generation option.
1925 (secondary_reload_class): Similarly.
1926 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1927 (PRINT_OPERAND_ADDRESS): Similarly.
1928 * pa.md (various patterns): Similarly.
1929 (small pic lo_sum pattern): Remove.
1931 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
1934 * md.texi (min, max): Document
1936 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
1938 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
1939 TARGET_PARTIAL_REG_DEPENDENCY.
1940 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
1942 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
1944 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
1946 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
1948 * mips.c (mips_make_temp_file): Fix thinko in last change.
1950 2001-02-26 Jason Eckhardt <jle@redhat.com>
1952 * combine.c (known_cond): Do not reverse the condition when
1953 SMAX/UMAX is being considered and the condition is for equality
1956 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
1958 2001-02-26 Philip Blundell <philb@gnu.org>
1960 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1962 * config/arm/linux-elf.h: Remove historical relics related to
1963 above configurations.
1964 * config/arm/linux-oldld.h: Delete.
1965 * config/arm/linux-elf26.h: Delete.
1967 2001-02-26 Jason Merrill <jason@redhat.com>
1969 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
1971 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
1972 recognize a tentative definition. Lose obsolete code.
1974 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
1975 variables unless necessary, either.
1977 2001-02-25 Richard Henderson <rth@redhat.com>
1979 * ifcvt.c (struct noce_if_info): Add test_bb.
1980 (noce_get_alt_condition): New.
1981 (noce_try_minmax, noce_try_abs): New.
1982 (noce_operand_ok): New.
1983 (noce_process_if_block): Use them.
1984 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
1986 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
1988 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
1991 2001-02-25 Zack Weinberg <zackw@stanford.edu>
1993 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
1994 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
1996 (mips_asm_file_end): Free temp_filename here.
1998 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2000 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
2001 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
2003 * config/i386/i386.md (movstrsi): Handle FAIL case.
2005 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
2007 * cppinit.c (builtin_array): Update.
2008 (init_builtins): Flag builtins to warn if redefined or
2009 undefined. Define __GXX_WEAK as a normal macro.
2010 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
2011 * cpplib.h (NODE_WARN): New flag.
2012 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
2013 Handle __STDC__ as a builtin only on Solaris.
2014 (warn_of_redefinition): Renamed from check_macro_definition.
2015 Reverse sense of test. Always warn if NODE_WARN.
2016 (_cpp_create_definition): Use warn_of_redefinition. Flag
2017 any macro beginning with "__STDC_" to require a mandatory
2018 warning if redefined or undefined.
2020 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2022 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
2023 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
2024 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
2025 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
2026 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
2027 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
2028 Don't define any of:
2029 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
2030 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
2031 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
2032 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
2033 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
2035 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
2036 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
2039 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
2040 Delete now-empty file.
2042 * alpha/vms.h: Define NEED_ATEXIT here...
2043 * alpha/xm-vms.h: ...not here.
2045 * i386/cygwin.h: Don't define PARAMS.
2046 * mips/mips.c: Don't prototype mktemp. Don't define
2047 P_tmpdir. Use make_temp_file to create temporary files.
2048 Don't be clever and delete temporary files early.
2049 * config.gcc: Drop references to deleted files. Don't define
2051 * gcc.texi: Don't mention USE_PROTOTYPES.
2053 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2055 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
2056 (ix86_set_move_mem_attrs_1): Likewise.
2057 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
2058 * config/i386/i386.md (movstrsi): Call it.
2060 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2062 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
2063 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
2064 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
2065 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
2067 (i750a-*-*): Error here if hosting on i750a.
2068 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
2070 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
2071 Remove (empty modulo comments).
2073 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
2074 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
2075 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
2076 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
2077 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
2078 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
2080 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
2081 Remove reference to winnt.h in comment.
2082 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
2084 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2086 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
2087 used to set another biv.
2089 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2091 * tree.h (BLOCK_DEAD): New macro.
2092 (struct tree_block): New flag, dead_flag.
2093 * print-tree.c (print_node, case 'b'): Print missing fields.
2094 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
2095 * function.c (identify_blocks): Enable test for misplaced notes.
2096 (all_blocks): Skip BLOCK_DEAD blocks.
2097 * integrate.c (integrate_decl_tree): Likewise.
2099 * errors.c (internal_error, trim_filename): New functions.
2100 (fancy_abort): Call internal_error.
2101 * errors.h (internal_error, trim_filename): New declarations.
2103 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
2105 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
2107 (EXTRA_CONSTRAINT): Formatting changes.
2109 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2111 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
2113 2001-02-23 Per Bothner <per@bothner.com>
2115 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
2116 so they can be called from java/jvspec.c.
2117 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
2119 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
2121 * i386.c (ix86_frame): New structure.
2122 (ix86_compute_frame_size): Kill.
2123 (ix86_compute_frame_layout): New.
2124 (ix86_save_reg): New.
2125 (ix86_can_use_return_insn_p): Use frame layout stuff.
2126 (ix86_expand_prologue): Likewise.
2127 (ix86_expand_epilogue): Likewise.
2128 (ix86_initial_elimination_offset): Likewise.
2129 (ix86_nsaved_regs): Use ix86_save_reg.
2130 (ix86_emit_save_regs): Likewise.
2132 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
2134 * flow.c (find_sub_basic_blocks): New function.
2135 (split_block): Be ready for basic block introduced by CODE_LABEL.
2136 (commit_one_edge_insertion): Call find_sub_basic_block.
2138 * flow.c (make_edges): Add edge from entry for blocks starting with
2139 label having ALTERNATE_NAME
2141 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
2143 * function.c (epilogue_done): Be ready for first basic block not
2144 containing PROLOGUE_END note.
2145 (reposition_prologue_and_epilogue_notes): Avoid placing
2146 PROLOGUE_END note between BASIC_BLOCK.
2148 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
2150 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
2152 2001-02-21 DJ Delorie <dj@redhat.com>
2154 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
2155 check for current_function_has_nonlocal_goto from 1999-11-12.
2157 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2159 * diagnostic.c (trim_filename): No longer static.
2160 * toplev.h (trim_filename): Declare.
2161 * rtl.c (rtl_check_failed_bounds): Call internal_error.
2162 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
2163 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
2164 (rtvec_check_failed_bounds): Likewise.
2165 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
2167 * convert.c (convert_to_integer): Don't do unsigned unless result or
2168 both inputs are unsigned.
2170 * fold-const.c (fold_convert): Don't call size_int_type_wide if
2173 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
2175 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
2177 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
2179 * Makefile.in (resource.o): Add params.h dependence.
2180 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
2181 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
2182 * resource.c: Add dependence on params.h.
2183 (current_live_regs): Fix explanatory comment.
2184 (find_basic_block): Add new parameter to permit limiting search
2186 (mark_target_live_regs): Add new argument to find_basic_block call.
2187 (incr_ticks_for_insn): Likewise.
2189 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2191 * diagnostic.c (output_to_stream): Rename to
2192 output_buffer_to_stream. Loses the stream parameter.
2193 (init_output_buffer): Set diagnosic_buffer's stream.
2194 (flush_diagnostic_buffer): Adjust.
2195 (default_print_error_function): Likewise.
2196 (finish_diagnostic): Likewise.
2197 (verbatim): Likewise.
2199 * diagnostic.h (struct output_buffer): Add `stream' field.
2200 (output_buffer_attached_stream): New macro.
2202 2001-02-23 Jakub Jelinek <jakub@redhat.com>
2204 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
2205 check if either operand is divisible by C.
2206 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
2207 If type is signed, consider negative numbers as well.
2209 2001-02-22 Richard Henderson <rth@redhat.com>
2211 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
2212 reach .text instead of gp-relative relocs.
2213 * config/ia64/crtend.asm (.init): Likewise.
2215 2001-02-22 Andreas Jaeger <aj@suse.de>
2217 * extend.texi (C++ Attributes): Fix typo.
2219 2001-02-21 David Mosberger <davidm@hpl.hp.com>
2221 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
2222 functions, drop current_function_args_info.words test.
2223 (ia64_compute_frame_size): Mark syscall_linkage functions as
2224 using eight input registers.
2226 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
2227 Bruce Korb <bkorb@gnu.org>
2229 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
2230 * fixinc/README: Document how to convert sed substitutions
2231 to format style c_fix-es.
2232 * fixinc/fixincl.x: regen
2234 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
2236 * gcc.c: Add comment explaining how to add a command-line option.
2237 Add title to specs language comment.
2239 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2241 * gcc.c (cc1_options): Add "-param".
2242 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2243 (option_map): Likewise.
2244 * toplev.c (display_help): Add entry for "--param".
2245 (independent_decode_option): Fix typographical error.
2247 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
2248 Bernd Schmidt <bernds@redhat.com>
2249 Jan Hubicka <jh@suse.cz>
2251 * i386.c (function_arg_advance): Pass SSE arguments in registers.
2252 (function_arg): Likewise.
2254 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
2256 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
2258 2001-02-21 Kazu Hirata <kazu@hxi.com>
2260 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
2264 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
2266 * flow.c (init_propagate_block_info): Canon address and use single_set
2267 for killing dead memory stores.
2269 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2271 * Makefile.in (reorg.o): Add params.h dependence.
2272 * params.def: Fix typographical error in comment.
2273 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2274 * params.h: Modify introductory comment.
2275 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2276 * reorg.c: Add dependence on params.h.
2277 (redundant_insn): Add parameterized throttle for search.
2278 (fill_simple_delay_slots): Add a comment explaining a variable.
2279 Move conditional out of loop, simplifying code.
2280 (fill_eager_delay_slots): Fix typographical error in comment.
2282 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
2284 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
2286 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
2287 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
2289 2001-02-21 Jason Merrill <jason@redhat.com>
2291 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2292 (struct tree_decl): Add uninlinable bitfield.
2293 * c-decl.c (duplicate_decls): Set it.
2294 * integrate.c (function_cannot_inline_p): Check it.
2296 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2297 DW_AT_MIPS_linkage_name to abstract methods.
2298 (dwarf2out_abstract_function): Emit class context before calling
2299 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2300 (gen_subprogram_die): Remove obsolete code.
2301 (gen_member_die): Don't include clones in the member list.
2302 (gen_decl_die): Emit abstract info for clone origin.
2303 * dwarfout.c (output_type): Don't include clones in the member list.
2304 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2305 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2306 DECL_ABSTRACT on a function that already has it set.
2308 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2309 (get_subprogram_die): Pass it in.
2311 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2313 * flow.c (mark_set_1): Make not_dead unsigned long. For
2314 non-pseudos, use it as a bitmask of the hard regs that
2317 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2319 * cppfiles.c: Update comments.
2320 (_cpp_read_file): Don't check for NULL filenames any more.
2321 * cppinit.c (cpp_start_read): Don't do canonicalization of
2322 in_fname and out_fname. Use the passed file name exclusively.
2323 (_cpp_handle_options): Don't treat "-" as a command line option,
2324 but as a normal filename.
2325 (_cpp_post_options): Canonicalize in_fname and out_fname.
2326 * cppmain.c (printer_init): Don't check out_fname for NULL.
2327 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2328 (init_c_lex): Update, and use "" to represent stdin to CPP.
2331 2001-02-20 Will Cohen <wcohen@redhat.com>
2333 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2334 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2335 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2338 2001-02-20 Stan Shebs <shebs@apple.com>
2340 * config/rs6000/rs6000.c (output_cbranch): Output branches
2341 on separate lines instead of using ';' to separate.
2343 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2345 * cppinit.c (set_lang): Move builtin handling to...
2346 (init_builtins): ...here.
2347 (_cpp_create_reader): Move call to set_lang.
2349 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2351 * stmt.c (expand_return): If an attempt is made to return the
2352 error_mar_node, treat the return like a return without a value.
2354 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2356 * sibcall.c (skip_copy_to_return_value): Call
2357 identify_call_return_value here, and return orig_insn if it
2358 returns zero. Hardret and softret arguments now unnecessary.
2359 (call_ends_block_p): Don't call identify_call_return_value here.
2361 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2363 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2364 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2366 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2368 * pa.c (move_operand): Accept code to load the address of a
2369 symbol out of the DLT as a valid move operand.
2370 (print_operand, case 'A'): New to handle generating a DLT
2371 reference for a LO_SUM expression.
2372 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2373 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2375 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2377 * README, cpp.texi, gcc.texi, version.c: Update version number to
2379 * cpp.1, gcov.1, gcc.1: Regenerate.
2381 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2383 * cppfiles.c (stack_include_file): Generate dependencies
2384 here, and manage include_count here too.
2385 (PRINT_THIS_DEP): Delete.
2386 (_cpp_execute_include): Do not generate dependencies here,
2387 apart from the case of a missing header. Do not manage
2389 (_cpp_read_file): Leave dependency generation to
2392 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2394 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2395 target_cpu_default. Remove dead assignment to
2398 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2400 * regclass.c (contains_reg_of_mode): Make global.
2401 (init_reg_sets): Remove contains_reg_of_mode; take into account
2402 CLASS_MAX_NREGS when looking for the proper mode.
2403 (dump_regclass): Dump only classes considered for the pseudo.
2404 (regclass): Use contains_reg_of_mode.
2406 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2408 * gcc.c (do_spec_1): 'n' for printing notices.
2409 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2411 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2413 * reg-stack.c (next_flags_user): Use current_block->end
2414 (swap_rtx_condition): Look for next user if flags don't die;
2415 give up on CALL_INSNs; use current_block->end.
2417 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2419 * sibcall.c (call_ends_block_p): New function.
2420 (optimize_sibling_and_tail_recursive_call): Use it.
2422 2001-02-18 Kazu Hirata <kazu@hxi.com>
2424 * config/h8300/h8300.md: Update copyright.
2425 (andsi3): Do not output an extra newline character.
2427 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2429 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2430 FNDECL may be unused.
2432 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2433 follow jumps after first run.
2434 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2435 it doesn't change any jumps.
2437 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2439 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2440 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2441 (mostlyclean): Corresponding changes.
2442 * rtlanal.c (hard-reg-set.h): Include.
2443 (rtx_unstable_p): Do not treat the argument pointer specially
2444 if it is not a fixed register.
2445 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2447 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2449 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2450 against last real insn in basic block.
2451 Rework to avoid gotos.
2453 * Makefile.in (gcse.o): Now includes ggc.h.
2454 * gcse.c: Include ggc.h.
2455 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2456 (try_replace_reg): Remove warning of uninitialize variable.
2457 (process_insert_insn): Call invalid_insn_p to validate insn.
2458 * recog.c (insn_invalid_p): Now global.
2459 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2460 * recog.h (insn_invalid_p): New declaration.
2462 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2464 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2465 assignments from FP constants since 'Y' output code can't handle it.
2466 (eligible_for_sibcall_delay): Likewise.
2468 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2469 Call fancy_abort directly, passing args.
2470 (print_rtl_and_abort): Now a macro, like fancy_abort.
2472 * final.c (output_operand_lossage): Use internal_error, not error.
2474 2001-02-18 Shane Nay <shane@agendacomputing.com>
2476 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2477 structure shift insns.
2479 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2481 * invoke.texi (-fsquangle): Remove documentation.
2482 (-fname-mangling-version): Likewise.
2484 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2486 * optabs.c (expand_abs): Remove reference to
2487 HAVE_contitional_arithmetic.
2488 * combine.c (simplify_set): Likewise.
2490 2001-02-18 Richard Henderson <rth@redhat.com>
2492 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2495 2001-02-18 Richard Henderson <rth@redhat.com>
2497 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2499 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2501 * reload1.c (reload_cse_simplify_set): Fix typo.
2503 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2505 * diagnostic.c (_fatal_insn): Decrement errorcount.
2507 * invoke.texi (-I): Add note avoiding use for system header files.
2509 * rtl.h (add_clobbers): Remove duplicate declaration.
2510 * recog.h (added_clobbers_hard_reg_p): New declaration.
2511 * genemit.c (struct clobber_pat): New field has_hard_reg.
2512 (gen_insn): Record if added clobbers clobber hard reg.
2513 (gen_split): Avoid unused warning if number of operands is 0.
2514 (output_added_clobbers_hard_reg_p): New function.
2517 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2519 * pa.c (hppa_expand_prologue): Simplify code storing return
2520 pointer. For large (>=8k) frames with a post_store, adjust stack
2521 pointer by 8k-64 first rather than by 64. When testing with
2522 VAL_14_BITS_P, always use the actual value rather than the value
2523 negated. Add blockage to prevent scheduling of spills before
2524 stack frame has been created.
2525 (hppa_expand_epilogue): Simplify code loading return pointer.
2526 Allow a slightly larger range for merge_sp_adjust_with_load case.
2527 When testing with VAL_14_BITS_P, always use the actual value.
2529 * pa.c (pa_adjust_insn_length): Check that block move
2530 pattern is a set before looking at operands.
2532 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2534 * fold-const.c (fold_binary_op_with_conditional_arg): New
2535 function, split out from ...
2537 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2538 conditional arms that throw exceptions.
2540 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2543 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2545 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2546 define HAVE_DECL_* to 1 to mask potential backup declarations.
2547 * configure: Regenerated.
2549 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2551 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
2553 2001-02-17 Richard Henderson <rth@redhat.com>
2555 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2556 when replacing a memory load with a register.
2558 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2559 Jan Hubicka <jh@suse.cz>
2561 * recog.c (validate_replace_src_1): New.
2562 (validate_replace_src_data): Likewise.
2563 (validate_replace_src): Use note_uses.
2564 * rtl.h (note_uses): Declare.
2565 * rtlanal.c (note_uses): New.
2567 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
2569 * reg-stack.c (stack_def): Make field reg unsigned.
2570 (remove_regno_note): Unsignetize parameter.
2572 2001-02-16 Jes Sorensen <jes@linuxcare.com>
2574 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
2575 shladd_operand() call.
2577 2001-02-16 Bruce Korb <bkorb@gnu.org>
2578 Rodney Brown <RodneyBrown@mynd.com>
2580 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2581 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2582 machine restrictions
2583 * fixinc/fixincl.x: regen
2585 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2587 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
2589 (hash_scan_insn): Clean up calls to hash_scan_set.
2590 (compute_kill_rd): REGNO now unsigned.
2591 (try_replace_reg): Rework to use simplify_replace_rtx.
2592 (cprop_jump, cprop_cc0_jump): Likewise.
2593 (cprop_insn): Call find_reg_equal_equiv_note.
2594 Reflect changes to cprop_jump and cprop_cc0_jump.
2596 * recog.c (validate_replace_src): Replace in operands of
2597 ZERO_EXTRACT in SET_DEST.
2599 * cse.c (new_label_ref): New variable.
2600 (insert): Set it instead of recorded_label_ref.
2601 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
2602 CODE_LABEL for this function, and not already in REG_LABEL note.
2604 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
2606 * resource.c (mark_referenced_resources): Fix typo in introductory
2608 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
2611 2001-02-16 Jason Merrill <jason@redhat.com>
2613 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2615 (gen_subprogram_die): Don't abort on seeing a second definition if
2616 the previous one was abstract. Don't replace an abstract instance
2617 in the lookup table.
2619 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2620 gen_abstract_function.
2621 * dwarf2out.h: Declare it.
2622 * toplev.c (note_outlining_of_inline_function): New fn.
2623 * toplev.h: Declare it.
2624 * integrate.c (output_inline_function): Call it.
2625 * c-decl.c (duplicate_decls): Call it when redefining an extern
2626 inline. Don't inline the new defn.
2628 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2630 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2632 * .gdbinit: Rename to gdbinit.in.
2633 * gdbinit.in: New file,
2634 * configure.in: Generate .gdbinit from gdbinit.in.
2635 * configure: Regenerated.
2636 * Makefile.in (distclean): Always remove .gdbinit.
2638 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2640 * objc/objc-act.c (start_class): Register implemented_classes with
2643 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2645 * cppfiles.c (_cpp_make_system_header): Generate a file
2648 2001-02-15 Jim Meyering <meyering@lucent.com>
2650 * Makefile.in (install-common): Don't depend on installdirs here.
2651 Instead, make each of the lang.install-common targets (e.g.,
2652 c++.install-common in cp/Make-lang.in) depend on it.
2653 (install-driver): Depend on installdirs.
2655 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2657 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2659 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2662 2001-02-15 Mark Mitchell <mark@codesourcery.com>
2664 * invoke.texi (--param): Document.
2666 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
2668 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2670 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
2672 * i386.md (extendsfdf2_2): Fix constraints.
2674 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
2676 * i386.md (fop_df_3 splitter): Fix operand number.
2678 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
2680 * invoke.texi (-mreg-alloc): Nuke.
2681 * i386.c (ix86_reg_alloc_order, regs_allocated,
2682 order_regs_for_local_alloc): Nuke.
2683 (override_options): Kill reg_alloc code.
2684 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
2685 (REG_ALLOC_ORDER): SSE goes before I387.
2686 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
2687 (ix86_reg_alloc_order): Likewise.
2688 * i386-protos.h (ix86_reg_alloc_order): Kill.
2690 2001-02-14 Richard Henderson <rth@redhat.com>
2692 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2694 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
2696 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2698 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
2700 * i386-protos.h (ix86_memory_move_cost): Move offline.
2701 * i386.c (ix86_register_move_cost): Compute properly cost of
2702 SSE, MMX and i387 instructions.
2703 (*_cost): Add costs of SSE/MMX moves.
2704 (ix86_memory_move_cost): Move offline from ....; Likewise.
2705 * i386.h (MEMORY_MOVE_COST): .... here;
2706 (struct processor costs): Add new fields to represent costs
2709 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
2711 * regclass.c (init_reg_sets_1): Reinstall the optimization of
2712 move_cost together with Matt Kraai's fix.
2714 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2716 * Makefile.in (OBJS): Add params.o.
2718 2001-02-14 Richard Henderson <rth@redhat.com>
2719 DJ Delorie <dj@redhat.com>
2721 * jump.c (jump_optimize_1): When we delete a conditional jump
2722 preceeding a non-conditional jump to effectively the same place,
2723 make sure that the combined jump skips any clobber insns between
2726 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2728 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
2730 2001-02-14 Mark Mitchell <mark@codesourcery.com>
2732 * Makefile.in (toplev.o): Depend on params.h.
2733 (intergate.o): Likewise.
2734 (params.o): New target.
2735 * flags.h (inline_max_insns): Remove.
2736 * integrate.c: Include params.h.
2737 Use MAX_INLINE_INSNS instead of inline_max_insns.
2738 * params.c: New file.
2739 * params.h: Likewise.
2740 * params.def: Likewise.
2741 * toplev.c: Include params.h.
2742 (lang_independent_params): New variable.
2743 (decode_f_option): Use the param machinery instead of setting
2745 (independent_decode_option): Handle "--param name=value".
2746 (main): Register language-independent parameters.
2748 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
2750 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
2752 2001-02-14 Richard Henderson <rth@redhat.com>
2754 * regclass.c (init_reg_sets_1): Revert last two changes.
2756 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2758 * stor-layout.c (is_pending_size, put_pending_size): New functions.
2759 (variable_size): Call put_pending_size.
2760 * tree.h (is_pending_size, put_pending_size): Add prototypes.
2761 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
2762 sizes list, put newly created SAVE_EXPR there as well.
2764 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2766 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
2767 (errata_find_address_regs): load_group has only 2 entries.
2768 (errata_emit_nops): Likewise. shladd is not problematic.
2769 Clear last_group if nop was emitted.
2770 (fixup_errata): load_group has only 2 entries.
2773 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
2775 * c-lex.c (lex_number): Only warn traditionally for U suffix
2776 outside system macros.
2777 * cppexp.c (parse_number): Similarly.
2778 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
2779 * cppmacro.c (struct cpp_macro): New member node.
2780 (parse_args): Only warn about missing rest args if not
2782 (funlike_invocation_p): Similarly for uninvoked funlike macros.
2783 (cpp_sys_objmacro_p): New.
2784 (_cpp_create_definition): Store the node with the macro defn.
2785 Remember if the macro is defined in a system header.
2787 2001-02-13 DJ Delorie <dj@redhat.com>
2789 * configure.in (check_languages): determine languages to check
2790 * Makefile.in (check-c++): alias for check-g++
2791 (check-f77): alias for check-g77
2792 (CHECK_TARGETS): depend on configured languages
2794 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
2796 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2797 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2798 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2799 (sqrtextendsfdf2): Disable for SSE2.
2801 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2803 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2804 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2805 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2806 (sqrtextendsfdf2): Disable for SSE2.
2808 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
2810 * i386.md (movsfcc_1): Support integer cmove instruction.
2811 (movdfcc_1): Likewise; new splitter.
2813 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
2815 * i386.c (output_fp_compare): Support SSE.
2816 (prepare_fp_compare_args): SSE comparisons always support memory.
2817 * i386.h (TARGET_CMOVE): SSE imply cmove.
2818 * i386.md (cmp?f2): Enable for SSE too.
2819 (cmpfp_i*): Support SSE.
2821 (cmpfp_i_sse_only): New.
2822 (s*, b* fp expanters): Enable for SSE too.
2823 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
2826 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
2828 * regclass.c (init_reg_sets_1): Silence warning.
2830 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
2832 * i386.md (sqrt?f2): Change to expander.
2833 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
2835 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2837 * rtlanal.c (find_reg_equal_equiv_note): New function.
2838 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
2839 (simplify_gen_relational, simplify_replace_rtx): Likewise.
2840 * rtl.h: Add declarations for above functions.
2842 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
2844 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
2846 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
2847 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
2848 * flow.c (mark_regs_live_at_end): Likewise.
2849 (calculate_global_regs_live): Likewise.
2850 * gcse.c (compute_hash_table): Likewise.
2851 (compute_kill_rd): Likewise.
2852 * resource.c (mark_target_live_regs): Likewise.
2853 * rtl.h (INVALID_REGNUM): New macro.
2855 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
2857 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
2859 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
2861 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
2864 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
2866 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
2868 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
2869 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
2870 (fop_sf_1_sse, fop_df_1_sse): New patterns
2871 (fop_*): Disable float_extend and float patterns for SSE compilation.
2872 * i386.c (output_387_binary_op): Support SSE.
2874 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
2876 * i386.md (dummy_extendsfdf2): Support SSE2
2877 (extendsfdf2): Enable if 80387 or SSE2.
2878 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
2879 and no MIX_I387_SSE2
2880 (extendsfdf2_1_sse_only): New pattern.
2881 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
2883 (truncdfsf2_1): Support SSE.
2884 (truncdfsf2_2): Support SSE.
2885 (truncdfsf2_2_1_sse): New pattern.
2886 (fixtruncsfsi2): Always use SSE if available.
2887 (fix_truncsfsi_sse): New pattern.
2888 (fix_truncdfsi_sse): New pattern.
2889 (floatsis?f2): Support SSE.
2890 (floatsidf2_i387): New pattern.
2891 (floatsidf2_sse): Likewise.
2893 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2895 * configure.in: Use "have_gnat" variable, not "gnat".
2896 * configure: Regenerated.
2898 * config/sparc/sparc.c (function_value): Treat all non-record
2899 aggregate types like used to treat UNION_TYPE.
2901 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
2903 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
2904 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
2906 (MASK_MIX_SSE_I387): New.
2907 (TARGET_SSE): SSE2 imply SSE.
2908 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
2909 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
2910 (enum reg_class): Add new classes.
2911 (REG_CLASS_NAMES): Likewise.
2912 (REG_CLASS_CONTENTS): Likewise.
2913 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
2914 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
2915 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
2916 (CLASS_MAX_NREGS): Use new macros.
2917 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
2918 * i386.md (pushsf, movsf): Support SSE.
2919 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
2920 splitters to use ANY_FP_REGNO_P.
2921 (movdf_nointeger, movdf_integer): Likewise.
2923 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2925 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2926 (try_combine): Use it.
2928 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
2930 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
2931 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
2932 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
2933 (REGISTER_MOVE_COST): Likewise.
2934 * i386-protos.h (ix86_secondary_memory_needed,
2935 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
2936 * i386.c (ix86_secondary_memory_needed,
2937 ix86_preferred_reload_class, ix86_register_move_cost): New function.
2939 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
2941 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
2942 (HARD_REGNO_MODE_OK): Move offline to ....
2943 * i386.c (ix86_hard_regno_mode_ok) ... here;
2944 refuse all incorrect modes.
2945 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
2947 2001-02-13 Richard Henderson <rth@redhat.com>
2949 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2950 entire operator; replicate that and match_dup the operands.
2951 (cmp_ccx_arith_op_set): Likewise.
2952 (cmp_cc_arith_op_not_set): Likewise.
2953 (cmp_ccx_arith_op_not_set): Likewise.
2955 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2957 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
2959 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2961 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
2962 (TARGET_NO_BITFIELD_WORD): New macro.
2963 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
2964 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
2966 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2968 * cselib.c: New file, from simplify-rtx.c.
2969 * simplify-rtx.c: Remove cselib parts.
2970 * Makefile.in: Add cselib.o.
2972 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2974 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2975 (setup_incoming_varargs): Remove warning.
2977 * config/rs6000/rs6000.c (validate_condition_mode): When
2978 flag_fast_math, allow floating-point conditionals to be reversed.
2979 (rs6000_generate_compare): When flag_fast_math, don't generate
2980 cror operations for FP conditionals.
2982 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
2984 (ASM_SPEC): Likewise.
2985 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
2986 (CC1_SPEC): Likewise.
2987 (LINK_TARGET_SPEC): Likewise.
2988 (CPP_ENDIAN_SPEC): Likewise.
2989 * Makefile.in (check-consistency): New target.
2991 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
2993 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
2994 "return type defaults" warning for functions with return type
2996 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
2997 function declarations by default rather than only when pedantic.
2999 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
3001 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
3004 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3006 * extend.texi (Deprecated): Deprecate new initializer lists.
3008 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3010 * mkdeps.c (deps_add_default_target): Robustify. Add
3011 basename component only.
3012 * cpp.texi (-M): Describe how default target is generated.
3013 * invoke.texi (-M): Likewise.
3015 2001-02-12 Kazu Hirata <kazu@hxi.com>
3017 * toplev.c (push_float_handler): Remove.
3018 (pop_float_handler): Remove.
3019 * toplev.h: Remove prototypes for the above functions.
3021 2001-02-12 Jakub Jelinek <jakub@redhat.com>
3023 * c-common.c (constant_fits_type_p): New function.
3024 (convert_and_check): Use it.
3026 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3028 * Makefile.in (GXX_ABI_FLAG): Don't define.
3029 * configure.in (--enable-new-gxx-abi): Remove option.
3030 * config.in: Regenerated.
3031 * configure: Likewise.
3033 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
3035 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
3037 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
3038 regular basic block, and arrange for all edges into it to switch
3041 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3043 * Makefile.in (distclean): Do not remove .gdbinit.
3045 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3047 * Makefile.in (gcc.o): Fix typos.
3048 (protize.o): Likewise.
3049 (unprotoize.o): Likewise.
3051 2001-02-11 Richard Henderson <rth@redhat.com>
3053 * tree.c (build1): Check for null operand in last change.
3055 2001-02-11 Richard Henderson <rth@redhat.com>
3057 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
3058 (fold): Don't assume a constant isn't foldable.
3059 * tree.c (build): Set TREE_CONSTANT for an expression with no
3060 side-effects and constant operands.
3063 2001-02-10 Richard Henderson <rth@redhat.com>
3065 * jump.c (squeeze_notes): Revert 2000-05-12 change.
3067 2001-02-10 Anthony Green <green@redhat.com>
3069 * cpp.texi (Standard Predefined): Add documentation for
3072 * c-common.c (combine_strings): Improve warning message.
3074 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
3076 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
3078 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
3080 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
3082 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
3085 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3087 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
3090 2001-02-09 Nick Clifton <nickc@redhat.com>
3092 * config/arm/arm.md: Change output contraint on post inc
3093 load/store multiple patterns to be a read/write contraint.
3095 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
3097 * gcc.c (cpp_options): Delete .d files on error. Don't delete
3098 .o files when using the -M options.
3100 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3101 David Edelsohn <edelsohn@gnu.org>
3103 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
3104 handle DImode constants. Use one TOC entry for SImode and smaller
3105 constants, aligned properly.
3107 2001-02-08 Jason Merrill <jason@redhat.com>
3109 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
3110 about the SP adjustment for saving the static chain pointer.
3111 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
3112 offset when setting a temporary CFA register.
3114 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
3116 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
3117 powerpc-*-chorusos* .
3118 * config/rs6000/chorus.h : New file.
3119 * config/i386/chorus.h : New file.
3120 * config/sparc/chorus.h : New file.
3121 * config/sparc/t-chorus-elf : New file.
3123 2001-02-08 David Edelsohn <edelsohn@gnu.org>
3125 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
3126 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
3127 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
3128 (__WCHAR_TYPE__): Correct macro name.
3130 2001-02-08 Richard Henderson <rth@redhat.com>
3132 * config/i386/i386.c (ix86_frame_pointer_required): New.
3133 (ix86_setup_frame_addresses): New.
3134 (struct machine_funciton): Add accesses_prev_frame.
3135 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
3136 ix86_frame_pointer_required.
3137 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
3138 (SETUP_FRAME_ADDRESSES): New.
3139 * config/i386/i386-protos.h: Update.
3140 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
3141 from FRAME_POINTER_REQUIRED.
3142 * config/i386/svr3gas.h: Likewise.
3143 * config/i386/sysv3.h: Likewise.
3144 * config/i386/v3gas.h: Likewise.
3146 2001-02-08 Richard Henderson <rth@redhat.com>
3148 * config/sparc/sparc.c (function_arg_record_value_3): Fix
3149 calculation of the number of integer registers required.
3150 (function_arg_record_value): Likewise.
3152 2001-02-08 Jason Merrill <jason@redhat.com>
3154 * diagnostic.c (internal_error): Say "confused" after 1 error, not
3155 two. Print file and line with "confused" message.
3157 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
3159 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3161 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
3163 2001-02-08 Bernd Schmidt <bernds@redhat.com>
3165 * final.c (cleanup_subreg_operands): The address of a MEM can
3168 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
3171 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
3173 * gcc.texi (Incompatibilities): Update documentation of
3174 preprocessing numbers.
3176 2001-02-07 Jakub Jelinek <jakub@redhat.com>
3178 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
3180 2001-02-07 Mark Mitchell <mark@codesourcery.com>
3182 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
3184 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
3185 * gcc.c (struct compiler): Add cpp_spec field.
3186 (input_file_compiler): New variable.
3187 (do_spec_1): Allow a particular compiler to handle `%C'
3189 (main): Store the current compiler in input_file_compiler.
3190 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
3192 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
3194 * cpphash.h (struct spec_nodes): Add n_true and n_false.
3195 * cppinit.c (cpp_create_reader): Initialize them.
3196 (append_include_chain): cxx_aware arg might be unused.
3197 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
3198 keywords and give them their phase 7 meaning. Pedwarn about
3199 this unless '__bool_true_false_are_defined' is defined.
3201 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3203 * lcm.c (optimize_mode_switching): Emit mode_set before the
3204 JUMP_INSN of an abnormal edge.
3206 2001-02-07 Bernd Schmidt <bernds@redhat.com>
3208 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
3209 a scheduling barrier at the end.
3211 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
3213 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3215 * config/sh/sh.md (reload_outsf): Removed.
3216 (movsf_ie): Introduce constraints for FPUL loads and stores.
3217 (reload_insf): Broaden the output constraint.
3219 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
3221 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3222 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
3224 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
3226 * final.c: Revert my previous changes.
3227 * output.h: Make profile_label_no extern.
3228 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
3229 for generating label.
3231 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
3233 * config/i386/djgpp.h: Add comments about standard paths.
3234 (MD_EXEC_PREFIX): Undefine before defining.
3235 (MD_STARTFILE_PREFIX): New.
3237 2001-01-30 Bruce Korb <bkorb@gnu.org>
3239 fixinc/fixincl.c(process): Emit error message only if appropriate :)
3240 (load_file): do not rely on load_file_data() to close file pointer
3241 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
3242 fixinc/inclhack.def(irix_limits_const): add test_text
3244 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3246 * cppexp.c (parse_defined): Improve diagnostics for invalid
3249 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3251 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
3253 2001-02-06 Mark Mitchell <mark@codesourcery.com>
3255 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
3256 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
3257 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
3258 (rs6000_output_symbol_ref): New function.
3259 (output_toc): Use VTABLE_NAME_P.
3261 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3263 * print-tree.c (print_node, case PARM_DECL):
3264 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
3266 * stor-layout.c (reference_types_internal): New variable.
3267 (internal_reference_types): New function.
3268 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
3269 * tree.h (internal_reference_types): New declaration.
3271 * cse.c (find_best_addr): Fix typo in computing cost.
3273 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3275 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
3276 and this is the sum of a pointer and a constant, we know the result
3278 (num_sign_bit_copies, case PLUS): Likewise.
3279 * explow.c (convert_memory_address): Remove opposite SUBREG.
3280 * function.c (instantiate_new_reg): New function (from common code).
3281 (instantiate_virtual_regs_1): Call it.
3282 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
3283 if pointers sign- or zero-extend.
3284 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
3285 If pointers extend unsigned, use inside of SUBREG.
3286 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
3288 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
3290 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
3291 subdir of gcc_gxx_include_dir.
3292 (gcc_gxx_target_include_dir): Remove.
3294 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
3296 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
3297 (dwarf2out_frame_debug_expr): Revise introductory comments to add
3298 a high-level description.
3300 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
3302 * final.c: Move the declaration of profile_label_no to ...
3303 * output.h: ... here.
3304 * function.c (expand_function_start): Call PROFILE_HOOK.
3305 * config/rs6000/aix.h: Define PROFILE_HOOK.
3306 * config/rs6000/rs6000-protos.h: output_profile_hook new.
3307 * config/rs6000/rs6000.c (output_profile_hook): Define.
3308 (output_prolog): Do nothing for ABI_AIX as it is taken care by
3309 output_profile_hook.
3310 tm.texi : Explain new macro PROFILE_HOOK.
3312 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3314 * extend.texi (Extended Asm): Do not say that semicolon is always
3315 a valid line-breaking character for GNU assemblers. Use
3316 newline-tab as the most commonly supported syntax. Use
3317 newline-tab rather than semicolon in multi-insn examples.
3319 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3321 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3323 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3324 David Edelsohn <edelsohn@gnu.org>
3326 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3327 code for AIX, even without flag_pic.
3329 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3331 * c-typeck.c (common_type): push and pop binding level around
3332 calling common_type on function parameters.
3334 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3336 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3338 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3340 * config/mips/mips.c (override_options): Fix typo in last change.
3341 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3342 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3344 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3346 * invoke.texi (-fdump-class-layout): Document.
3347 (-fdump-translation-unit): Use `=' as filename separator.
3349 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3351 * Makefile.in (s-mlib): Don't build multilibs if
3353 (DRIVER_DEFINES): Adjust accordingly.
3355 (protoize.o): Likewise.
3356 (unprotoize.o): Likewise.
3357 * configure.in: Recognize --enable-multilib.
3359 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3361 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3363 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3364 * configure.in: Remove --enable-libstdcxx_v3 support.
3365 * configure: Regenerated.
3367 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3369 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3370 Call abort instead of fatal.
3371 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3372 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3373 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3374 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3375 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3376 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3378 * diagnostic.h (set_internal_error_function): Renamed.
3379 * toplev.h (internal_error): Renamed from fatal.
3380 (pfatal_with_name): Deleted.
3381 (fatal_io_error): Now has printf-style arguments.
3382 * diagnostic.c (pfatal_with_name): Deleted.
3383 (fatal_io_error): Rework to have args in printf-style.
3384 (set_internal_error_function): Renamed from set_fatal_function.
3385 (internal_error): Renamed from fatal.
3386 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3387 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3388 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3389 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3390 * flow.c (verify_flow_info): Likewise.
3391 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3392 * config/mips/mips.c (save_restore_insns): Likewise.
3394 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3395 * flow.c (verify_flow_info): Likewise.
3396 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3397 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3398 (avr_normalize_condition): Likewise.
3399 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3400 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3401 (limit_reload_class, double_reg_to_memory): Likewise.
3402 (print_operand_address, emit_1600_code_shift): Likewise.
3403 (gen_tst_reg, gen_compare_reg): Likewise.
3404 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3405 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3407 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3409 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3410 * objc/objc-act.c (build_ivar_chain): Likewise.
3411 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3413 * graph.c (clean_graph_dump_file): Likewise.
3414 * profile.c (init_branch_prob): Likewise.
3415 * objc/objc-act.c (objc_init): Likewise.
3417 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3418 * config/avr/avr.c (avr_override_options): Likewise.
3419 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3420 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3421 * config/h8300/h8300.c (h8300_init_once): Likewise.
3422 * config/mips/mips.c (override_options): Likewise.
3423 * config/i386/i386.c (override_options): Likewise, rework.
3424 * config/m68k/m68k.c (override_options): Likewise.
3426 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3428 * config/mips/mips.c (print_operand): Likewise.
3429 * hash.c (hash_allocate): Don't check for failure returns from
3430 obstack functions that can't fail.
3431 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3432 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3433 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3434 (get_object_reference): Likewise.
3436 2001-02-04 Nick Clifton <nickc@redhat.com>
3438 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3439 StrongARM1110, 10TDMI, and 1020T.
3441 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3443 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3445 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3447 * config/sh/sh.md (movdf load split): Pass register number to
3448 FP_OR_XD_REGISTER_P.
3450 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3452 * cppinit.c (BC): New macro.
3453 (builtin_array): Add __GXX_WEAK__.
3454 * cpplib.h (builtin_type): Add BT_WEAK.
3455 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3456 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3457 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3459 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3461 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3463 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3465 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3466 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3468 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3470 * cpphash.h: Rename ALIGN _ALIGN.
3471 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3473 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3475 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3476 compilation environment.
3477 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3478 control over location of cygwin includes and libs.
3480 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3482 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3484 2001-02-02 lars brinkhoff <lars@nocrew.org>
3486 * md.texi (Standard Names): remove reference to spur.md.
3488 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3490 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3491 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3492 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3493 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3494 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3496 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3498 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3499 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3500 number before reload.
3501 (c4x_adjust_cost): Return zero before reload.
3502 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3503 split before reload.
3505 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3507 * c4x.c (c4x_hard_regno_rename_ok): New.
3508 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3509 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3511 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3513 * diagnostic.h: Add missing "extern" in all declarations.
3515 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3517 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3518 as for gcc_gxx_include_dir.
3520 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
3522 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
3524 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3526 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
3527 label before alignment to be used as the braf base address.
3528 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
3530 (casesi_jump_2): Require at least TARGET_SH2.
3532 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
3533 truncation to 32-bit doubles on -m3e and -m4-single-only.
3535 2001-02-02 Mark Mitchell <mark@codesourcery.com>
3537 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
3538 the default when building a shared object.
3539 (init_spec): Use it.
3540 * testsuite/lib/g++.exp: Include the directory where libgcc
3541 is located to the LD_LIBRARY_PATH list.
3542 * invoke.texi (-shared-libgcc): Document the cases in which
3543 GCC defaults to using the shared libgcc.
3545 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3547 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
3548 unsigned is wide enough.
3550 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
3551 (si_to_float): Likewise.
3552 (float_to_si, float_to_usi): Use BITS_PER_SI.
3554 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3556 * dwarf2out.c: Added explanation of abbreviations.
3557 (def_cfa_1): Added comments listing DWARF2 instructions.
3558 (cfa_temp_reg): Removed in favor of cfa_temp.
3559 (cfa_temp_value): Removed in favor of cfa_temp.
3560 (cfa_temp): New global variable.
3561 (dwarf2out_frame_debug_expr): Added extensive introductory
3562 comments explaining the function's transformations. Revised to
3563 use cfa_temp. Added some rtx checking. Generalize IOR case.
3564 (dwarf2out_frame_debug): Revised to use cfa_temp.
3565 (output_aranges): Cast as "unsigned" to avoid warning.
3566 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
3567 explain which instructions must be marked.
3569 2001-02-01 Richard Henderson <rth@redhat.com>
3571 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
3574 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3576 * config/sh/crt1.asm (main_k): Modified so that start calls
3577 ___setup_argv_and_call_main.
3579 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
3581 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
3582 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
3583 and AVOID_LPASTE is cleared on meeting an unescaped newline.
3584 * cppmacro.c (builtin_macro): Set builtin flags here.
3585 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
3586 (replace_args): Clarify intent.
3587 (cpp_get_token): Macro expansion tokens get the saved flags.
3589 * cppmain.c (scan_buffer): Remove now-redundant print.printed
3592 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3594 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
3597 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3599 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
3600 returns Pmode pseudo, but we need ptr_mode.
3601 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
3602 Remove bogus conversions; use HOST_WIDE_INT for size.
3603 Don't use TARGET if wrong mode.
3605 * config/i386/i386.c (ix86_compute_frame_size): Allow
3606 stack_alignment_needed to be non-default even if size is zero.
3608 2001-01-31 Alan Modra <alan@linuxcare.com.au>
3610 * (hppa_init_pic_save): Emit the pic offset table
3611 reg save after last_parm_insn.
3612 * pa.c (hppa_init_pic_save): New function.
3613 * pa.h (hppa_init_pic_save): Declare.
3614 * pa.md (call, call_value, sibcall, sibcall_value): Use
3615 the above instead of duplicated code.
3617 * pa.c (hppa_encode_label): Correct size of alloca buffer
3618 so we don't overrun it. Correct leading `*' case.
3619 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
3620 need to handle `*@'.
3621 (FUNCTION_NAME_P): Likewise.
3623 2001-01-31 Richard Henderson <rth@redhat.com>
3625 * config.gcc (alpha-osf5): Use float-i128.h.
3627 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
3628 * config/float-i32.h: Likewise.
3629 * config/float-i64.h: Likewise.
3630 * config/float-sh.h: Likewise.
3631 * config/float-sparc.h: Likewise.
3633 2001-01-31 DJ Delorie <dj@redhat.com>
3635 * expmed.c (extract_bit_field): allow non-integral modes if we
3636 want to extract a whole register from itself.
3638 2001-01-31 Jakub Jelinek <jakub@redhat.com>
3640 * c-typeck.c (set_init_index): If first is equal to last, assume as
3641 if it was not a range at all.
3643 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3645 * config/fp-bit.c: Include tm.h.
3646 (float_to_si): Don't assume SImode is 32-bits wide.
3647 (float_to_usi): Likewise.
3649 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
3651 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
3653 (typename): Call pending_xref_error after parsing typed_typespecs.
3654 * c-decl.c (lookup_tag): Give error immediately rather than
3655 leaving it pending if the tag of the wrong type is in the same
3657 (xref_tag): Don't pedwarn for forward declarations of enum types
3659 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
3662 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3664 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
3666 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3668 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
3669 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
3671 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3673 * cpphash.h (struct cpp_reader): New saved_flags.
3674 * cppmacro.c (cpp_get_token): Use saved_flags to remember
3675 to avoid a paste after a pasted token.
3677 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3679 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
3680 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
3681 Wtype_MIN instead of LONG_MIN.
3683 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3685 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
3687 * fixinc/fixincl.x: Regenerated.
3688 * fixinc/inclhack.def (irix_limits_const): New definition to
3689 convert "const" to "__const" in limits.h.
3691 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3693 * fixinc/genfixes (AG): Fix "autogen4" thinko.
3695 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3697 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
3698 when register dies in the insn.
3700 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3702 * diagnostic.c (fatal): Fix word wrap.
3704 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
3706 * combine.c (try_combine): Fix SUBREG setting for
3707 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
3709 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3711 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
3714 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3716 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
3718 * toplev.c (decode_W_option): Update warn_larger_than
3719 unconditionally for each processed switch.
3721 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3723 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
3725 (hppa_expand_prologue): Delete code to save pic offset table register
3726 in the function prologue.
3727 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
3728 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
3729 table register at the beginning of the function after the prologue.
3731 2001-01-29 lars brinkhoff <lars@nocrew.org>
3733 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
3735 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3736 Jeff Law <law@redhat.com>
3738 * pa.md (return): Revise comment for trivial return.
3739 (return_internal): Non-trivial return pattern for non-PIC code.
3740 (return_internal_pic): Non-trivial return pattern for PIC code.
3741 It uses the PIC register to ensure it is restored after
3743 (epilogue): Generate appropriate return for PIC and non-PIC code.
3745 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
3747 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
3749 2001-01-29 DJ Delorie <dj@redhat.com>
3751 * combine.c (if_then_else_cond): Pass the correct mode to
3752 operand_subword() for constants.
3754 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
3756 * config/i386/cygwin.h: Add w32api to include search. Search different
3757 directories in a cross-build environment.
3759 2001-11-29 Tim Josling <tej@melbpc.org.au>
3761 * tree.h (TYPE_STUB_DECL): Add documentation.
3763 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
3765 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
3766 (sdbout_field_types): Likwise. Fix use of host_integerp.
3768 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
3770 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
3773 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
3775 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
3776 to use flag_gnu_linker.
3778 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3780 * cpplib.c (T_BAD_DIRECTIVE): Remove.
3781 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
3783 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
3785 * tree.c, tree.h (build_parse_node): Remove; was identical to
3787 * c-lang.c (start_cdtor), objc/objc-act.c
3788 (build_module_descriptor): Use build_nt instead of
3791 2001-01-29 Jakub Jelinek <jakub@redhat.com>
3793 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
3794 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
3795 not have any upper bits set.
3797 2001-01-29 Phil Edwards <pme@sources.redhat.com>
3799 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
3801 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3803 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
3805 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
3807 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
3808 (integer_minus_one_node): Define.
3810 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
3812 * Makefile.in (bootstrap2-lean): Fix typo.
3814 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
3816 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
3817 : Don't set fe_value.
3818 * cpplib.h (AVOID_LPASTE): New flag.
3819 (struct cpp_hashnode): Remove fe_value.
3820 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
3821 * cppmacro.c (builtin_macro): Don't set flags here.
3822 (replace_args): Set AVOID_LPASTE flag on first token of an
3823 argument, and the token following it.
3824 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
3825 macro expansion, and on the token following it. Do it for
3827 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
3829 2001-01-27 Richard Henderson <rth@redhat.com>
3831 * config/alpha/t-ieee: Remove multilibbing.
3832 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3834 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3836 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
3838 * Makefile.in: Remove all dependencies on defaults.h.
3839 * builtins.c: Don't include defaults.h.
3840 * c-common.c: Likewise.
3841 * c-decl.c: Likewise.
3842 * c-pragma.c: Likewise.
3843 * c-typeck.c: Likewise.
3844 * combine.c: Likewise.
3846 * frame-ia64.c: Likewise.
3847 * cppexp.c: Likewise.
3848 * crtstuff.c: Likewise.
3849 * dbxout.c: Likewise.
3850 * dwarf2out.c: Likewise.
3851 * dwarfout.c: Likewise.
3852 * emit-rtl.c: Likewise.
3853 * except.c: Likewise.
3855 * final.c: Likewise.
3856 * frame-dwarf2.c: Likewise.
3857 * libgcc2.c: Likewise.
3858 * optabs.c: Likewise.
3859 * profile.c: Likewise.
3860 * sdbout.c: Likewise.
3861 * toplev.c: Likewise.
3862 * tradcif.y: Likewise.
3864 * varasm.c: Likewise.
3866 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3868 * builtins.c (expand_builtin_fputs): Use size_one_node when
3869 transforming into fwrite.
3871 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3873 * extend.texi (Attribute Syntax): New section.
3875 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3877 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3878 they didn't need fixing.
3880 2001-01-27 Janis Johnson <janis@us.ibm.com>
3882 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3884 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3885 to remove macro definitions that are duplicated from elfos.h.
3887 2001-01-27 Richard Henderson <rth@redhat.com>
3889 * config/i386/sco5gas.h: Move ...
3890 * config/usegas.h: ... here.
3891 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3893 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3895 * c-typeck.c (struct constructor_stack): Add range_stack member.
3896 (really_start_incremental_init): Clear it.
3897 (push_init_level): Save constructor_range_stack and clear it if
3898 pushing explicit braces.
3899 (pop_init_level): abort if constructor_range_stack is non-zero at
3900 explicit closing brace. Restore saved constructor_range_stack if
3903 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3905 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3906 into register was forced into memory.
3908 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3910 * Makefile.in: Remove uses of + before $(MAKE).
3912 2001-01-26 Richard Henderson <rth@redhat.com>
3914 * stmt.c (cost_table): Remove.
3915 (COST_TABLE, cost_table_initialized): New.
3916 (estimate_case_costs): Use the later instead of the former.
3917 (balance_case_nodes): Likewise.
3919 2001-01-26 Richard Henderson <rth@redhat.com>
3921 * alias.c (objects_must_conflict_p): Read-only slots may not
3922 conflict despite having the same type.
3924 2001-01-27 Michael Hayes <mhayes@redhat.com>
3926 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3928 (check_ext_dependant_givs): Initialise u_start_val and
3930 (load_mems): Make last_max_reg unsigned.
3931 (try_swap_copy_prop): Use INSN_P and initialise set.
3933 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3935 * README.AVR : Removed.
3937 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3939 * pa-64.h (text_section): Remove declaration.
3941 * pa.md (return_internal): Remove mode on PIC register use.
3943 2001-01-25 lars brinkhoff <lars@nocrew.org>
3945 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3946 ASM_CLOSE_PAREN): fix typos.
3948 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3950 * acconfig.h: Define `const' to the empty string if neither
3951 __STDC__ nor __cplusplus is defined.
3952 * config.in: Regenerated.
3954 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3956 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3957 * collect2.c (main): Delete importf. Add ".obj" file extension.
3958 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3959 (aix_std_libs): Add additional AIX libraries to skip.
3960 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3961 * config/rs6000/aix51.h: New file.
3963 2001-01-25 Michael Hayes <mhayes@redhat.com>
3965 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3966 (loop_insn_emit_before): No longer static.
3967 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3968 (loop_givs_rescan, load_mems): Likewise.
3969 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3970 (maybe_eliminate_biv_1):
3971 (move_movables): Replace emit_call_insn_before with
3972 loop_call_insn_hoist.
3973 * loop.h (loop_insn_emit_before): Add.
3974 * unroll.c (copy_loop_body): Replace emit_insn_before with
3975 loop_insn_emit_before.
3977 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3979 * diagnostic.c (fatal): Request preprocessed source.
3981 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3983 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3984 olddecl has argument types and newdecl has none, use the argument
3987 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3989 * dwarf2out.c (prefix_of): New function. Determine longest common
3990 prefix of the two arguments. The units are whole path components.
3991 (output_file_names): When adding a new directory find the one entry
3992 with the longest common prefix already in the list. Artificially
3993 generate entry if there is none for this prefix.
3994 Fix test to check whether the zeroth directory entry is used.
3996 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3998 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3999 Changed all callers. Take it into account when deciding if a
4000 previously loaded value matches.
4002 2001-01-24 Richard Henderson <rth@redhat.com>
4004 * reload.c (find_reloads_subreg_address): Fail the substitution
4005 if the resulting address is insufficiently aligned.
4007 2001-01-24 DJ Delorie <dj@redhat.com>
4009 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
4010 check the original operand's mode also.
4011 * simplify-rtx.c (simplify_ternary_operation): Ditto.
4013 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4015 * c-parse.in (cast_expr): Move compound literals from here ...
4016 (primary): ... to here. Use standard terminology "compound
4017 literal" instead of "constructor expression".
4019 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4021 * gcc.1, cpp.1: Regenerate.
4023 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
4025 * calls.c (emit_library_call_value_1): Memory slot for
4026 pass-by-reference argument should have the mode of the argument,
4027 not of the pointer to it.
4029 2001-01-24 Tom Tromey <tromey@redhat.com>
4031 * gcc.texi (G++ and GCC): Mention gcj manual.
4032 (Standards): Link to section of manual mentioning gcj/Java
4035 2001-01-24 Jakub Jelinek <jakub@redhat.com>
4037 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
4038 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
4039 * tradcpp.c (main): Add -imacros or -include'd dependencies
4041 * cpp.texi (-M, -MM): Document -M -include behaviour.
4043 2001-01-24 Roger Collins <roger@ProProject.com>
4045 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
4047 2001-01-24 Will Cohen <wcohen@redhat.com>
4049 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
4050 whether registers are 32 bits or 64 bits in size.
4052 2001-01-24 Ben Elliston <bje@redhat.com>
4054 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
4056 2001-01-24 Richard Henderson <rth@redhat.com>
4058 * config/alpha/alpha.md (builtin_longjmp_internal): New.
4059 (builtin_longjmp): Use it instead of emit_indirect_jump.
4061 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
4063 * bb-reorder.c (make_reorder_chain_1): Handle case where
4064 jump edge goes to the same block as the fallthru edge.
4066 2001-01-23 Jim Wilson <wilson@redhat.com>
4068 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
4069 * frame.h (__ia64_personality_v1): Add prototype.
4070 * libgcc2.c (ia64_throw_helper): Change personality declaration to
4071 prototype form. Add void * cast to first argument to personality
4073 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
4074 (asctoe113): Likewise.
4075 * config/ia64/frame-ia64.c: Include eh-common.h.
4076 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
4078 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
4080 (itanium_split_issue): Add prototype.
4081 (gen_nop_type): Ifdef out.
4082 (find_best_packet): Initialize best_packet.
4083 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
4085 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
4086 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
4087 (flushrs): Add explicit stop bit at end.
4088 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
4091 2001-01-23 Chris Demetriou <cgd@broadcom.com>
4093 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
4095 * libgcc2.c (__terminate_func): Make variable static.
4096 (__terminate_set_func): New function to set __terminate_func.
4097 * libgcc2.h (__terminate_func_ptr): New typedef.
4098 (__terminate_set_func): New function.
4100 2001-01-23 Richard Henderson <rth@redhat.com>
4102 * flow.c (init_propagate_block_info): Don't consider unchanging
4103 memories for dead frame store elimination.
4105 2001-01-23 Richard Henderson <rth@redhat.com>
4107 * varasm.c (UNIQUE_SECTION): Move default implementation ...
4108 * defaults.h: ... here.
4110 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4112 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
4114 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
4116 * c-lex.c (lex_charconst): Fix typo: s/p/str.
4118 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4120 * rs6000.h (rs6000_return_addr): Move prototype from here...
4121 * rs6000-protos.h (rs6000_return_addr): ...to here.
4122 (rs6000_init_expanders): Delete prototype.
4124 2001-01-23 Nick Clifton <nickc@redhat.com>
4126 * invoke.texi: Replace , with \, inside @gccoptlist macros.
4127 (Spec Files): Document %B and %j and %. and %v3 and %M and
4128 %{S*&T} spec switches.
4130 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4132 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
4134 2001-01-23 Chris Demetriou <cgd@sibyte.com>
4135 Neil Booth <neil@daikokuya.demon.co.uk>
4137 * cpperror.c: Merge handlers of PEDWARN and WARNING.
4138 Have -Werror make pedantic warnings errors, like the
4141 2001-01-23 Phil Edwards <pme@sources.redhat.com>
4143 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
4145 2001-01-23 Jakub Jelinek <jakub@redhat.com>
4147 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
4148 * integrate.c (expand_inline_function): Initialize them.
4149 (subst_constants): If changing COMPARE so that both its arguments
4150 will be VOIDmode and the comparison mode will be lost, note
4151 compare_mode. Use the recorded compare_mode to optimize
4154 2001-01-23 Jason Merrill <jason@redhat.com>
4156 * dwarf2out.c (new_die): Use xcalloc.
4157 (output_die): Abort rather than emit a local reference to offset 0.
4159 2001-01-17 Andrew Haley <aph@redhat.com>
4161 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
4162 of a saved register; return NULL instead.
4163 (copy_reg): Take a pointer to a source register rather than a
4165 (next_stack_level): Remember the address in the stack frame of all
4167 Use the saved register pointer array as the source of the CFA.
4168 (throw_helper): Rewrite. Unwind once rather than twice and keep
4169 track of saved registers as we go.
4171 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4173 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
4174 * c4x.c (c4x_legitimize_reload_address): Remove.
4175 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
4176 reload address for ldp(k) insn.
4178 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
4180 * pa.md (return_internal): Add a USE of the PIC register to ensure
4181 it is restored after each call.
4182 (return expander): Corresponding changes.
4184 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4186 * rs6000.h (INIT_EXPANDERS): Delete.
4187 (RETURN_ADDR_RTX): Call rs6000_return_addr().
4188 * rs6000.c (rs6000_override_options): Call *_machine_status from
4190 (rs6000_init_expanders): ...instead of here. Delete.
4191 (rs6000_mark_machine_status): New function.
4192 (rs6000_init_machine_status): Use xcalloc.
4193 (rs6000_return_addr): Generate RTX for the return address.
4194 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
4195 (rs6000_stack_info): Use it.
4197 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
4199 * gthr-win32.h: Include errno.h to get a declaration for
4200 EINVAL and _mingw.h if the target is mingw32.
4202 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
4204 * cpp.texi: Correct typos.
4206 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4208 * explow.c (probe_stack_range): Ensure value passed to
4209 stack_check_libfunc is ptr_mode, not Pmode.
4211 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
4213 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
4214 case, don't use operand_subword to calculate a SUBREG that is
4217 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
4219 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4221 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
4222 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
4223 valid. If not replace it by equivalent insns.
4225 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4227 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
4228 contains SYMBOL_REF, LABEL_REF and CONST_INT.
4229 (c4x_U_constraint, symbolic_address_operand): Likewise.
4230 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
4232 (c4x_r11_set_p, c4x_check_laj_p): New functions.
4233 * c4x-protos.h (c4x_check_laj_p): Add prototype.
4234 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
4235 anulling slot because of silicon bug.
4236 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
4238 2001-01-22 Alan Modra <alan@linuxcare.com.au>
4240 * cppexp.c (parse_charconst): Change `mask' type to agree
4243 2001-01-21 Richard Henderson <rth@redhat.com>
4245 * config/i386/i386.c (ix86_asm_file_end): Disable putting
4246 pic_label_name in a linkonce section.
4248 2001-01-17 Philipp Thomas <pthomas@suse.de>
4250 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
4252 * configure: Regenerate.
4254 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
4256 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
4257 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
4259 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
4261 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
4262 If REVERSE nonzero then condition code in X must be reversed.
4263 (encode_section_info): Optimise if/else.
4264 (avr_function_value): Fix formatting.
4266 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
4267 (difficult_branch): Likewise.
4268 (rvbranch): Likewise.
4269 (difficult_rvbranch): Likewise.
4271 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
4273 * config/avr/libgcc.S: Fix comment.
4275 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4277 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
4279 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4281 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
4283 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4285 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
4286 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
4287 * configure, config.in: Regenerate.
4288 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
4289 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
4290 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
4291 (doprint.o): New rule.
4293 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
4295 * c-typeck.c (digest_init): Handle boolean types as scalars.
4297 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4299 * stmt.c (expand_return): Don't return anything if size is zero.
4300 Delete redundant assignment to BYTES.
4301 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
4303 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
4305 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
4306 the same as the default library function names.
4307 * config/avr/avr.md: Document special characters after '%'.
4308 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
4309 knowing which of the call-used registers are really clobbered.
4310 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
4311 New. Both quotient and remainder from one libgcc.S call.
4312 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4313 clobber as few registers as possible.
4314 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4316 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4318 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4319 context of the top of the stack.
4321 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4323 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4324 (fixup_var_refs_insns): ...here.
4326 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4328 * function.c (fixup_var_refs_insns): Break up into
4329 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4330 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4331 [loop over hash table entries].
4332 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4333 fixup_var_refs_insns_with_hash, to match above changes.
4335 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4337 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4338 (libgcc.a): Likewise.
4339 (stmp-multilib): Likewise.
4340 (STAGE2_FLAGS_TO_PASS): Likewise.
4342 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4344 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4345 temporary if no_new_pseudos.
4347 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4349 * cppinternals.texi: Update.
4351 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4353 * arm.c (arm_init_builtins): Re-enable builtins.
4355 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4357 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4358 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4359 element to be null, and always expect an EXPR_LIST.
4360 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4361 * sched-deps.c (sched_analyze_1): Likewise.
4362 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4364 * regclass.c (max_set_parallel): New variable.
4365 (reg_scan): Take it into account in computation of max_parallel.
4366 (reg_scan_mark_refs, case SET): Compute it.
4368 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4370 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4371 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4373 2001-01-19 Jason Merrill <jason@redhat.com>
4375 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4376 for the abstract instance of an inline function.
4378 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4379 J"orn Rennecke <amylaar@redhat.com>
4381 * reload1.c (move2add_note_store): Treat all registers directly or
4382 indirectly derived from a base register as members of the same set
4384 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4385 of base register into account.
4387 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4389 * alias.c (find_base_value): Recognize TRUNCATE.
4390 (record_set): In PLUS case, invalidate if other summand is also a
4393 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4395 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4396 entry to be EXPR_LIST.
4397 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4398 be an EXPR_LIST (but not null, which other code doesn't allow).
4399 (note_stores): Properly handle PARALLEL in SET.
4400 Recursively call for top-level PARALLEL.
4401 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4402 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4404 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4406 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4408 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4409 not pfile->skipping (== 0).
4411 2001-01-17 Nick Clifton <nickc@redhat.com>
4413 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4416 2001-01-17 Jim Wilson <wilson@redhat.com>
4418 * invoke.texi (IA-64 options): Improve.
4420 2001-01-17 Tom Tromey <tromey@redhat.com>
4422 * invoke.texi (Optimize Options): Use `{}' to around @samp
4425 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4427 * invoke.texi (-fno-guess-branch-probability): New option.
4429 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4431 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4432 case of making new double-word constant.
4433 Revert last change: instead just test i3_subst_into_i2.
4435 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4437 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4438 Use q constraints instead of r.
4440 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4442 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4443 (machine_function): Define.
4444 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4445 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4446 pa_free_machine_status): New functions.
4447 (override_options): Set {init,mark,free}_machine_status to above.
4448 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4449 PIC_OFFSET_TABLE_REGNUM_SAVED.
4450 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4451 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4452 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4453 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4454 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4456 2001-01-15 DJ Delorie <dj@redhat.com>
4458 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4462 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4464 * flow.c (propagate_on_insn): Make trying to delete a prologue
4465 or epilogue insn an ICE, not a warning. Allow doing this if
4466 the current function returns with stack pointer depressed.
4468 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4469 I3 having more than one SET.
4471 2001-01-16 Jim Wilson <wilson@redhat.com>
4473 * invoke.texi: Document IA-64 options.
4475 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4476 (fixup_errata): Delete TARGET_A_STEP use.
4477 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4478 (TARGET_SWITCHES): Delete -ma-step option.
4479 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4480 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4481 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4482 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4483 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4484 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4486 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4487 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4488 cmovsi_internal): Delete ! TARGET_A_STEP check.
4490 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4492 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4493 possibility to report bugs via postal mail. Change a URL and
4494 merge in a nearly duplicate statement...
4495 (Bug Reporting): ...from here.
4496 (Service): Refer to the Bug Reporting section instead of
4498 (Contributing): Remove trivial explanations concerning snapshots.
4500 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4502 * cppmain.c (general_init): Don't use ANSI prototype.
4504 2001-01-16 Tom Tromey <tromey@redhat.com>
4506 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4508 2001-01-16 Richard Henderson <rth@redhat.com>
4510 * config/i386/i386.h: Fix comment typo.
4511 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4512 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4514 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4516 * gcc.c: Revert previous -fsyntax-only-related change; move
4519 2001-01-16 Jakub Jelinek <jakub@redhat.com>
4521 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
4522 inmode after checking GET_CODE (op).
4524 2001-01-16 Richard Henderson <rth@redhat.com>
4526 * flow.c (struct propagate_block_info): Add mem_set_list_len.
4527 (MAX_MEM_SET_LIST_LEN): New.
4528 (propagate_one_insn): Update mem_set_list_len.
4529 (invalidate_mems_from_autoinc): Likewise.
4530 (invalidate_mems_from_set): Likewise.
4531 (mark_used_regs): Likewise.
4532 (init_propagate_block_info): Likewise. Stop collecting memories
4533 when we reach MAX_MEM_SET_LIST_LEN.
4534 (mark_set_1): Likewise.
4536 2001-01-16 Richard Henderson <rth@redhat.com>
4538 * unroll.c (precondition_loop_p): Fail if no iteration
4541 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4543 * gcc.c: When -fsyntax-only is given, do not complain about
4546 2001-01-15 Richard Henderson <rth@redhat.com>
4548 * config/i386/i386.c (asm_output_function_prefix): Remove.
4549 (ix86_asm_file_end): New.
4550 (load_pic_register): Generate pic_label_name into a
4551 staticly allocated buffer.
4552 * config/i386/i386-protos.h: Update.
4553 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
4554 (ASM_FILE_END): New.
4555 * config/i386/i386afe.h: New file.
4556 * config.gcc (i?86-*-elf) [tm_file]: Use it.
4557 (i?86-*-{freebsd,linux*,moss*}): Likewise.
4558 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
4559 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
4560 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
4561 * config/i386/sco5.h (ASM_FILE_END): Likewise.
4562 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
4564 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4566 * Makefile.in (install-man): Remove explicit dependency on
4569 * configure.in, configure: Revert previous patch requiring perl
4572 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
4574 * toplev.c (flag_guess_branch_prob): New.
4575 (f_options): Add guess-branch-probability option.
4576 (rest_of_decl_compilation): Only estimate branch probability if
4578 (main): set flag_guess_branch_prob.
4580 * flags.h (flag_guess_branch_prob): New.
4582 2001-01-15 DJ Delorie <dj@redhat.com>
4584 * gcc.texi (Makefile): Add documentation for Makefile targets.
4586 2001-01-15 Philip Blundell <philb@gnu.org>
4588 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
4590 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
4591 (is_pic): Delete declaration.
4592 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
4593 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
4594 * config/arm/arm.md (builtin_setjmp_receiver): New.
4596 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4598 * arm.c (use_return_insn): Don't try to determine the function type
4599 until after reload has completed.
4600 (arm_output_epilogue): Don't adjust the sp value recovered from the
4602 (emit_multi_reg_push): Don't record dwarf information for the pc.
4603 * arm.md (eh_epilogue): The function type may have changed, so it
4604 needs to be recalculated.
4605 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
4606 unwind tables on arm/netbsd.
4608 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4610 * arm.md (cbranchsi4): Correct calculation of branch ranges.
4611 (negated_cbranchsi4): Likewise.
4613 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4615 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
4616 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4617 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
4618 pass -mapcs-* options to assembler.
4619 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
4620 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4621 (ASM_SPEC): Call subtarget_extra_asm_spec.
4623 2001-01-15 Andreas Jaeger <aj@suse.de>
4625 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
4627 (ix86_expand_builtin): Likewise.
4629 * gencodes.c (output_predicate_decls): Make i size_t to avoid
4630 warning about comparison between signed and unsigned.
4632 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4634 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
4636 2001-01-14 Ralf Baechle <ralf@gnu.org>
4638 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
4639 SUBTARGET_CPP_SPEC apropriatly.
4641 2001-01-12 Mark Mitchell <mark@codesourcery.com>
4643 * varasm.c (make_decl_rtl): Fix typo in last change.
4645 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
4647 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
4648 linker supports the init_priority C++ attribute.
4649 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
4650 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
4651 linker does not support init_priority C++ attribute.
4653 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
4655 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
4657 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4659 * c-parse.in (finish_parse): Add comment about cpp_destroy.
4660 * cp/lex.c (finish_parse): Similarly.
4661 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
4662 Return the number of errors encountered.
4663 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
4664 * cppmain.c (main): Don't call cpp_destroy.
4666 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4668 * configure.in: Require at least perl 5.6.0 to regenerate
4670 * configure: Regenerate.
4672 2001-01-14 Richard Henderson <rth@redhat.com>
4674 * genrecog.c (DT_veclen_ge): New.
4675 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
4676 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
4677 (nodes_identical_1): Handle DT_veclen_ge.
4678 (write_cond, debug_decision_2): Likewise.
4680 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4682 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
4684 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
4686 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4688 * cppmain.c (do_preprocessing): New function; most of the old
4690 (main): Call it to do most of the work.
4691 (cb): Move from global scope to set_callbacks ().
4692 (setup_callbacks): Get the callback pointer.
4693 (general_init, printer_init): Clean up code and comments.
4695 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4697 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
4700 2001-01-14 Kazu Hirata <kazu@hxi.com>
4702 * config/h8300/h8300.c (get_shift_alg): Update comments.
4704 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4706 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
4707 (alloc_page, ggc_alloc): Add casts to remove warnings.
4709 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4711 * combine.c (simplify_comparison): Don't change `code' when
4712 can't reverse comparison.
4714 2001-01-14 Richard Henderson <rth@redhat.com>
4716 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
4717 update all call sites. Return true for all non-label constants.
4719 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
4721 * i386.c (ix86_expand_compare): Add bypass_test and second_test
4723 (ix86_expand_branch): Update.
4724 (ix86_expand_setcc): Update to handle multiple test conditions.
4725 (expand_int_movcc): Likewise.
4726 (expand_fp_movcc): Likewise.
4727 * i386-protos.h (ix86_expand_compare): New.
4728 * i386.md (andqi_?_slp, orqi_?_slp): New.
4729 (conditional trap expander): Update call to ix86_expand_compare.
4731 2001-01-14 Richard Henderson <rth@redhat.com>
4733 * config/vax/vax.md: Use nonimmediate_operand instead of
4734 general_operand in destinations.
4736 * config/vax/vax.md (indirect_jump): Use register_operand.
4738 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
4739 * config/vax/vax.md (call_pop): Turn into an expander.
4740 (call_value_pop): Likewise.
4741 (call, call_value): New.
4743 2001-01-14 Andreas Jaeger <aj@suse.de>
4745 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
4747 (ix86_fp_compare_mode): Add unused attribute.
4748 (ix86_expand_fp_movcc): Remove unused variable.
4749 (ix86_expand_builtin): Make fcode unsigned.
4751 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
4752 (expand_expr): Add cast to avoid signed warning.
4753 (store_field): Likewise.
4754 (store_constructor_field): Likewise.
4755 (store_constructor): Likewise.
4756 (store_expr): Likewise.
4757 (clear_storage): Likewise.
4758 (emit_group_store): Likewise.
4759 (emit_group_load): Likewise.
4761 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4763 * c-common.c: Move format checking code to ...
4764 * c-format.c: ... here. New file. Reorder some functions and
4766 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
4768 * c-common.h (decl_handle_format_attribute,
4769 decl_handle_format_arg_attribute): Declare.
4770 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
4771 (c-common.o): Adjust dependencies.
4772 (c-format.o): New list of dependencies.
4774 2001-01-13 Jakub Jelinek <jakub@redhat.com>
4776 * unroll.c (loop_iterations): If we cannot prove iteration variable
4777 is set once in each iteration, punt.
4779 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
4781 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
4782 (*strlenhi): Remove clobber (which was buggy) of output address.
4784 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4786 * Makefile.in (generated-manpages): Add gcc.1
4787 ($(srcdir)/gcc.1): New target.
4788 (maintainer-clean): Delete $(srcdir)/gcc.1.
4789 * gcc.texi: Add macros @gccoptlist and @gol.
4790 * invoke.texi: Include option summary in manpage. Mark up option
4791 summary with @gccoptlist and @gol. Use @r in one place where
4793 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
4794 * gcc.1: Generate from invoke.texi.
4796 2001-01-13 Richard Henderson <rth@redhat.com>
4798 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
4799 (struct page_entry): Add group member.
4800 (struct page_group): New.
4801 (struct globals): Add page_groups member.
4802 (alloc_anon): Only define for using mmap; remove valloc call.
4803 (page_group_index): New.
4804 (set_page_group_in_use): New.
4805 (clear_page_group_in_use): New.
4806 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
4807 (free_page, release_pages): Likewise.
4808 * configure.in (with-gc): Default to ggc-page always.
4810 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4812 * reload1.c (replace_pseudos_in_call_usage): Use
4813 reg_equiv_constant and reg_equiv_address, and don't try
4814 regno_reg_rtx first.
4816 2001-01-13 Richard Henderson <rth@redhat.com>
4818 * ggc-page.c (alloc_page): Round up allocation size to one page.
4819 Set e->order on extra pages.
4821 2001-01-13 Richard Henderson <rth@redhat.com>
4823 * genrecog.c (nodes_identical): Expand commentary.
4824 (write_switch): Watch out for identical nodes.
4826 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4828 * cppfiles.c (_cpp_fake_include): New function.
4829 * cpphash.h (_cpp_fake_include): New.
4830 * cpplib.c (do_line): Call _cpp_fake_include when entering
4831 header files in preprocessed input.
4832 * cppmain.c (cb_pragma_implementation): Remove handling.
4833 (setup_callbacks): Don't register pragmas.
4835 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4837 * extend.texi: Udate for CPP.
4839 2001-01-13 Andreas Jaeger <aj@suse.de>
4841 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
4843 * regmove.c: Add prototype for replace_in_call_usage.
4845 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4847 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
4848 struct cpp_chunk, struct htab, struct toklist,
4849 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
4850 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
4851 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
4852 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4853 (struct macro_args): Delete.
4854 * cpphash.h: See above.
4856 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4858 * cppmain.c (struct printer): Remove no_line_dirs.
4860 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4861 : Use options rather than CPP_OPTION.
4862 (setup_callbacks): Use cb rather than pfile->cb.
4863 (main): No need to check for a buffer. Use cpp_errors.
4864 (printer_init): Don't set no_line_dirs.
4865 (maybe_print_line): Use options not no_line_dirs.
4866 (cb_file_change): Don't call print_line if -P.
4868 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4870 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4872 * c-parse.in (finish_parse): Use cpp_errors.
4873 (__yylex): Use return value of cpp_pop_buffer.
4874 * cp/lex.c (finish_parse): Use cpp_errors.
4875 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4877 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4879 * README.AVR: URLs corrected.
4881 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4883 * c-decl.c (start_function): Don't warn if old prototype is builtin
4884 that's not in C's namespace.
4885 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4886 (_bb): Add prototype for ctime.
4887 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4889 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4891 * i386.c (ix86_fp_comparison_arithmetics_cost,
4892 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4893 ix86_fp_comparison_cost): New functions.
4894 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4895 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4896 two-branch sequences; make static.
4897 (ix86_use_fcomi_compare): Do decision according to the costs.
4898 (split_fp_branch): New.
4899 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4900 * i386-protos.h (ix86_expand_fp_compare): Remove
4901 (ix86_split_fp_branch): Declare.
4903 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4904 and ix86_comparison_operator.
4906 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4909 * i386.c (put_condition_code): Output properly the unordered/ordered
4910 compares in fp case.
4911 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4913 * tm.texi (REVERSE_CONDITION): Document.
4914 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4915 in -ffast-math mode.
4916 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4918 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4920 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4922 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4925 * config/sh/sh.c (mova_p): Fix test for mova_const.
4927 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4929 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4930 cpp_get_options rather than dereferencing pfile and using
4932 * scan-decls.c (scan_decls): Use return value of
4933 cpp_pop_buffer rather than CPP_BUFFER.
4935 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4937 * cppinit.c (cpp_handle_option): help_only is now part of the
4938 cpp_options structure.
4939 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4940 cpp_set_callbacks): New functions.
4941 * cpplib.h (cpp_callbacks): Break out as a named structure.
4942 (cpp_options): Move help_only here from cpp_reader.
4943 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4944 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4945 cpp_set_callbacks): New prototypes.
4946 * cppmain.c (main): Update for help_only.
4948 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4950 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4951 Also build and remove and install and uninstall c-tree.info and
4953 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4954 ($(srcdir)/cppinternals.info): New target.
4955 * c-tree.texi: Change file name used when makeinfo used without -o
4956 from ir.info to c-tree.info. Add info directory entry.
4957 * cppinternals.texi: Add info directory entry.
4958 * .cvsignore: Update.
4960 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4962 * c-typeck.c (store_init_value): Don't require constant initializer
4963 elements with -pedantic -std=c99.
4964 (digest_init): Change error about non-constant initializer elements
4966 (constructor_range_end): Remove.
4967 (constructor_incremental, designator_depth,
4968 designator_errorneous): New variables.
4969 (struct constructor_stack): Remove range_end, add incremental.
4970 (struct constructor_range_stack, constructor_range_stack): New.
4971 (struct initializer_stack): Add constructor_range_stack.
4972 (finish_init): Set it.
4973 (start_init): Likewise. require_constant_elements for non-static
4974 trees only if not flag_isoc99.
4975 (really_start_incremental_init): Remove constructor_range_end, add
4976 constructor_incremental.
4977 (pop_init_level): Likewise.
4978 (push_init_level): Likewise. If implicit and the subobject had some
4979 value set already, preinitialize the level with it.
4980 Warn about missing braces only if not pushing due to designators.
4981 (set_designator, push_range_stack): New functions.
4982 (set_init_label): Use them.
4983 (set_init_index): Likewise. Remove constructor_range_end.
4984 Error if designator index is outside of array bounds.
4985 (add_pending_init): Compare values of purpose index trees, not the
4986 trees themselves. Allow overwriting of already initialized element.
4987 Issue a warning if it had side-effects.
4988 (set_nonincremental_init, set_nonincremental_init_from_string): New
4990 (pending_init_member): Rename to...
4991 (find_init_member): ...this function. Call set_nonincremental_init
4992 if necessary. Compare values of purpose index trees, not the trees
4993 themselves. Return the actual value, not just non-zero if something
4995 (output_init_element): Remove checks for duplicates.
4996 If field has zero size, only check the initializer for correctness.
4997 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4998 if constructor_incremental is zero. Change error about initializers
4999 not computable at load time into pedwarn.
5000 (output_pending_init_elements): Compare bit positions, not
5001 FIELD_DECLs to take into account zero-sized fields.
5002 (process_init_element): Use constructor_range_stack to fill all
5003 ranges in the designator lists from current level up.
5004 * extend.texi: Update documentation for labeled elements.
5006 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
5008 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
5009 to function usage for arguments passed by reference. Optimize
5010 callee-copied arguments.
5011 * regmove.c (replace_in_call_usage): New function.
5012 (fixup_match_1): Call it.
5013 * cse.c (cse_insn): Canonicalize registers in function usage.
5014 * reload1.c (replace_pseudos_in_call_usage): New function.
5017 * Makefile.in: Reverted yesterday's wrong patch. Installed the
5020 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5022 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
5025 2001-01-12 DJ Delorie <dj@redhat.com>
5027 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
5028 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
5031 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5033 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
5034 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
5035 -std options alongside references to -ansi. Update some
5036 documentation for C99.
5037 * cpp.1: Regenerate.
5039 2001-01-12 Andreas Jaeger <aj@suse.de>
5041 * haifa-sched.c (restore_line_notes): Remove argument block B
5043 * sched-ebb.c (schedule_ebb): Change caller.
5044 * sched-rgn.c (schedule_region): Likewise.
5045 * sched-int.h (restore_line_notes): Adjust prototype.
5047 * loop.h: Remove wrong declaration of doloop_condition_get.
5049 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5051 * extend.texi: Move C++-extension-related node from the C section
5052 into the C++ section.
5054 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5056 * extend.texi: Refer to an array of pointers to functions instead
5057 of one of functions.
5059 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
5060 Jan Hubicka <jh@suse.cz>
5062 * combine.c (reversed_comparison): Fix typo in last patch.
5064 (combine_reversed_comparison_code): Make static to follow
5065 prototype declaration.
5067 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5069 * install.texi: Remove misplaced duplicate entry.
5071 2001-01-11 Ulrich Drepper <drepper@redhat.com>
5073 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
5075 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
5077 * final.c: (leaf_function_p): Fix typo.
5079 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
5081 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
5082 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
5084 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
5085 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
5086 mmap_anon, and valloc is available.
5087 * ggc-page.c: Restructure ifdef logic to match new autoconf
5088 spec. Don't throw away the test page in init_ggc.
5090 * configure, config.in: Regenerate.
5092 2001-01-12 Michael Hayes <mhayes@redhat.com>
5094 * loop.h (total_biv_increment): Constify iv_class pointer.
5095 (struct induction): Replace `mem_mode' with `mem' rtx.
5096 * unroll.c (total_biv_increment): Constify iv_class pointer.
5097 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
5098 (find_mem_givs, combine_givs_p): Likewise.
5099 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
5101 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
5103 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
5105 (__gthread_getspecific): Ditto.
5107 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
5109 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
5110 put_condition_code): Convert fp comparison codes to integer
5112 (ix86_expand_fp_compare): Postnote the fp comparison code converison
5115 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
5116 * i386-protos.h (no_comparison_operator): Kill.
5118 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
5120 * combine.c (REVERSIBLE_CC_MODE): Remove.
5121 (reversible_comparison_p): Remove.
5122 (combine_reversed_comparison_code): New.
5123 (reversed_comparison): New.
5124 (combine_simplify_rtx): Use
5125 combine_reversed_comparison_code/reversed_comparison instead
5126 of reversible_comparison_p.
5127 (simplify_if_then_else): Likewise.
5128 (simplify_set): Likewise.
5129 (simplify_logical): Likewise.
5130 (if_then_else_cond): Likewise.
5131 (known_cond): Likewise.
5132 (simplify_comparison): Likewise.
5134 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
5136 * builtins.c (std_expand_builtin_va_start): Handle varargs when
5137 sizeof (int) is larger than sizeof(__word__).
5139 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5141 * cppinit.c (do_includes): Fix typo.
5143 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5145 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
5146 in S_REGS does not occur because not all sources are possible
5147 when a S_REGS is a destination (sometimes needs a clobber).
5148 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
5149 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
5150 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
5151 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
5152 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
5153 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
5154 (lshrdi_const1, lshrsi3_const16): Likewise.
5155 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
5156 (*movhi_68hc12, *movqi_68hc12): Likewise.
5157 (movstrictqi): Make sure reloading in D_REGS as a destination
5160 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5162 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5164 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5166 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
5167 -D, -U and -A, and don't initialize the builtins.
5168 (do_includes): Error if -include or -imacros with -fpreprocessed.
5169 * cppmain.c (cb_define, cb_undef): Unconditionally process
5171 * tradcpp.c (main): Fix typo.
5173 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
5175 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
5176 (read_name_map): Use IS_ABSOLUTE_PATH.
5177 * tradcpp.c (get_filename): Likewise.
5179 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5181 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
5182 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
5183 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
5184 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
5185 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
5186 (cmphi_z_used): Don't use '@' for the output.
5187 (tstqi_z_used): Likewise.
5188 (cmpqi_z_used): Likewise.
5189 (one_cmplsi2): Likewise.
5191 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5193 * config/sh/sh.c (barrier_align): Recognize branch around far
5194 branch and redundant insn.
5196 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5198 * invoke.texi: Restore documentation of the drivers' switches -MD
5201 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5203 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
5205 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
5206 check-objc//%): Support parallel testing of multilibs.
5207 (TESTSUITEDIR): Set to testsuite by default, but override for
5209 (check-gcc, check-g++, check-g77, check-objc): Enter
5212 2001-01-11 Bernd Schmidt <bernds@redhat.com>
5214 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
5215 * sched-deps.c (deps_may_trap_p): Likewise.
5216 * basic-block.h: Remove a comment.
5217 * flow.c (PROP_POSTRELOAD): Remove.
5218 (update_life_info): Don't add it to prop_flags.
5219 (mark_set_1): Lose the code that was enabled by it.
5221 2001-01-11 Michael Hayes <mhayes@redhat.com>
5223 * flow.c (flow_call_edges_add): New.
5224 * basic_block.h (flow_call_edges_add): New.
5226 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
5228 * reload1.c (move2add_note_store): Update reg_set_luid even if
5229 base reg remains the same.
5231 2001-01-10 Nick Clifton <nickc@redhat.com>
5233 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
5234 machine_function structure to zero.
5235 Add prototypes for machine_status functions.
5237 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5239 * c-common.h (CTI_VOID_LIST): Remove.
5240 (void_list_node): Likewise.
5241 * tree.h (TI_VOID_LIST_NODE): New enumeral.
5242 (void_list_node): New macro.
5243 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
5244 * config/i386/i386.c (ix86_init_builtins): Likewise.
5245 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
5247 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5249 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
5250 * cppinit.c (cpp_start_read): Update comment, remove unneeded
5252 * tradcpp.c: Include mkdeps.h.
5253 (deps, print_deps_phony_targets, deps_append, output_deps,
5254 init_dependency_output, output_deps): New.
5255 (deps_buffer, deps_allocated_size, deps_size, deps_column,
5256 deps_output): Delete.
5257 (print_deps_missing_files): Rename deps_missing_files.
5258 (inhibit_output): Make global.
5259 (main): Delete inhibit_output, deps_stream, deps_target.
5260 Use mkdeps functionality in the same way as cpplib. Remove
5261 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
5262 -M and -MM. Remove old handling of deps via deps_out, and
5263 old reading of environment variables.
5264 (get_filename): Update to use deps_add_dep.
5266 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5268 * output.h (make_function_rtl): Remove prototype.
5269 (make_decl_rtl): Likewise.
5270 * varasm.c (make_function_rtl): Remove.
5271 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
5272 than from a third parameter.
5273 * tree.h (make_decl_rtl): Remove last parameter.
5274 * c-decl.c (builtin_function): Remove last argument in call to
5275 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
5276 (start_function): Likewise.
5277 * except.c (call_get_eh_context): Likewise.
5278 * expr.c (emit_block_move): Likewise.
5279 (clear_storage): Likewise.
5280 * profile.c (output_func_start_profiler): Likewise.
5281 * toplev.c (rest_of_decl_compilation): Likewise.
5282 * objc/objc-act.c (create_builtin_decl): Likewise.
5283 (synth_module_prologue): Likewise.
5284 (generate_static_reference): Likewise.
5285 (build_selector_reference_decl): Likewise.
5286 (build_class_reference_decl): Likewise.
5287 (build_objc_string_decl): Likewise.
5288 (build_protocol_reference): Likewise.
5290 2001-01-10 Richard Henderson <rth@redhat.com>
5292 * hwint.h: Revert yesterday's change.
5294 2001-01-10 Nick Clifton <nickc@redhat.com>
5296 * function.h (save_machine_status): Delete.
5297 (restore_machine_status): Delete.
5298 Amend comment describing {init|mark|free}_machine_status.
5300 * function.c (save_machine_status): Delete.
5301 (restore_machine_status): Delete.
5302 Amend comment describing {init|mark|free}_machine_status.
5303 (push_function_context_to): Remove invocation of
5304 save_machine_status.
5305 (pop_function_context_from): Remove invocation of
5306 restore_machine_status.
5308 * emit-rtl.c (init_emit_once): Amend comment describing
5309 {init|mark|free}_machine_status.
5311 * tm.texi (Per-Function Data): New node. Describe the
5312 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5315 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5317 * cppinit.c (OPT_g): Remove.
5318 (cpp_handle_option): Update for removed -g3.
5319 (print_help): Update.
5320 * cpplib.h (struct cpp_options): Remove debug_output.
5321 * cppmain.c (setup_callbacks, cb_define): Update.
5322 * gcc.c (cpp_options): Translate -g3 to -dD.
5324 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5326 * config/i960/i960.md: Change modifier to + on the zero_extract
5327 pattern after the (rotate -2 reg) canonicalization pattern.
5329 2001-01-10 Richard Henderson <rth@redhat.com>
5331 * config/alpha/alpha.c (alpha_free_machine_status): New.
5332 (override_options): Install it.
5333 (alpha_mark_machine_status): Verify machine non-null.
5334 * config/i386/i386.c (ix86_free_machine_status): New.
5335 (override_options): Install it.
5336 (ix86_init_machine_status): Use xcalloc.
5337 (ix86_mark_machine_status): Verify machine non-null.
5338 * config/ia64/ia64.c (ia64_free_machine_status): New.
5339 (ia64_override_options): Install it.
5340 (ia64_mark_machine_status): Verify machine non-null.
5342 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5344 * function.c (instantiate_virtual_regs): Instantiate virtual
5345 registers found in CALL_INSN_FUNCTION_USAGE.
5347 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5349 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5350 equivalent to -ansi in disabling -Di386.
5352 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5354 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5356 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5358 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5360 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5362 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5364 * invoke.texi: Document that -fcond-mismatch isn't supported for
5367 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5369 * gcc.texi: Define macro gcctabopt.
5370 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5371 @command, @env and @option in some places where appropriate. Use
5372 @gcctabopt where appropriate. Put URLs and email addresses inside
5375 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5377 * gcc.c (cpp_options): Set MD file name from output
5378 filename, if specified.
5379 (suffix_subst): New static variable.
5380 (do_spec): Clear it.
5381 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5383 (give_switch): Handle suffix_subst.
5385 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5387 * invoke.texi: Fix another typo.
5389 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5391 * invoke.texi: Fix typo.
5393 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5395 * c-lang.c (lang_hooks): Update.
5396 (lang_decode_option): Remove.
5397 (lang_init_options): Rename c_init_options.
5398 * toplev.c (main): Use lang_hooks for lang_init_options
5399 and lang_decode_option.
5400 * toplev.h (lang_hooks): Add 2 new hooks.
5401 * tree.h: Remove lang_init_options and lang_decode_option.
5402 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5403 * cp/decl2.c: Similarly.
5404 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5405 (lang_hooks): Update.
5406 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5408 (lang_init_options): Rename ffe_init_options.
5409 (lang_hooks): Update.
5410 (lang_decode_option): Remove.
5411 * java/lang.c (lang_init_options): Rename java_init_options.
5412 (lang_decode_option): Rename java_decode_option.
5413 (lang_hooks): Update.
5414 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5415 (lang_decode_option): Rename objc_decode_option.
5416 (lang_hooks): Update.
5418 2001-01-09 Nick Clifton <nickc@redhat.com>
5420 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5421 (d30v_return_addr_rtx): Delete.
5422 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5423 cfun->machine structure.
5424 (struct machine_function): Move to d30v.h
5425 (d30v_save_machine_status): Delete.
5426 (d30v_restore_machine_status): Delete.
5427 (d30v_init_machine_status): New Function.
5428 (d30v_mark_machine_status): New Function.
5429 (d30v_free_machine_status): New Function.
5430 (d30v_init_expanders): Use new functions.
5431 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5432 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5433 d30v_return_addr_rtx.
5435 * config/d30v/d30v.h (struct_machine): Move here.
5436 Add eh_epilogue_sp_ofs field.
5438 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5439 field in cfun->machine structure.
5441 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5443 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5444 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5445 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5447 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5449 * objc/lang-options.h: Remove bogus reference to
5452 2001-01-09 Kazu Hirata <kazu@hxi.com>
5454 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5457 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5459 * reload.c (find_reloads_address): Check for eliminable registers
5460 when substituting a constant expression for a pseudo.
5462 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5464 * c-common.c (enum format_type): Add format_type_error.
5465 (decode_format_type): New function.
5466 (decl_attributes): Use it.
5467 (format_kind_info): Adjust comment.
5469 2001-01-09 David O'Brien <obrien@BSDi.com>
5471 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5472 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5474 * config/i386/gnu.h: Don't include required platform specific .h files,
5475 tm.h will do it instead.
5476 * config/i386/i386elf.h: Likewise.
5477 * config/i386/linux.h: Likewise.
5478 * config/i386/moss.h: Likewise.
5479 * config/mips/gnu.h: Likewise.
5481 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5483 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5484 (rs6000-ibm-aix3.[01]*): Likewise.
5485 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5486 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5487 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5488 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5489 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5490 (powerpc-*-eabiaix*): Likewise.
5491 (powerpc-*-eabisim*): Likewise.
5492 (powerpc-*-elf*): Likewise.
5493 (powerpc-*-eabi*): Likewise.
5494 (powerpc-*-rtems*): Likewise.
5495 (powerpc-*-linux*libc1): Likewise.
5496 (powerpc-*-linux*): Likewise.
5497 (powerpc-wrs-vxworks*): Likewise.
5498 (powerpcle-wrs-vxworks*): Likewise.
5499 (powerpcle-*-sysv*): Likewise.
5500 (powerpcle-*-elf*): Likewise.
5501 (powerpcle-*-eabisim*): Likewise.
5502 (powerpcle-*-eabi*): Likewise.
5503 (powerpcle-*-solaris2*): Likewise.
5504 * config/rs6000/aix31.h: Delete includes.
5505 * config/rs6000/aix3newas.h: Likewise.
5506 * config/rs6000/aix41.h: Likewise.
5507 * config/rs6000/aix43.h: Likewise.
5508 * config/rs6000/beos.h: Likewise.
5509 * config/rs6000/rtems.h: Likewise.
5510 * config/rs6000/sysv4.h: Likewise.
5512 2001-01-09 Kazu Hirata <kazu@hxi.com>
5514 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5515 Change an argument mode of machine_mode to shift_mode of
5516 shift_mode. Remove an extra error check.
5517 (emit_a_shift): Adopt to the new calling prototype of
5519 (function_prologue): Fix code for a monitor
5520 function. Support H8/S.
5521 (function_epilogue): Do not output pop for a monitor function.
5523 2001-01-09 Nick Clifton <nickc@redhat.com>
5525 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
5526 (setup_incoming_varargs): Use sysv_varargs_p field of the
5527 cfun->machine structure.
5528 (struct machine_function): Move to rs6000.h
5529 (rs6000_save_machine_status): Delete.
5530 (rs6000_restore_machine_status): Delete.
5531 (rs6000_init_machine_status): New Function.
5532 (rs6000_free_machine_status): New Function.
5533 (rs6000_init_expanders): Use new functions.
5535 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
5537 (struct machine_function): Move here.
5539 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5540 sysv_varargs_p field of the cfun->machine structure.
5542 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
5544 (rs6000_restore_machine_status): Remove prototype.
5546 2001-01-09 Richard Henderson <rth@redhat.com>
5548 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
5549 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
5550 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
5551 (sched_analyze_2, sched_analyze_insn): Likewise.
5552 (sched_analyze, init_deps): Likewise.
5553 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
5554 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
5555 (compute_block_backward_dependences): Update propagate_deps call.
5557 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
5559 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
5561 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5563 * cppinit.c (OPT_MD, OPT_MMD): Restore.
5564 (cpp_handle_option): Handle them.
5565 (cpp_post_options): Ensure one of -M or -MM is specified with
5566 any other -M? option.
5567 (init_dependency_output): Suppress output with -MG.
5569 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5572 * invoke.texi: Update.
5574 2001-01-09 Bernd Schmidt <bernds@redhat.com>
5576 * sh.md (reload_outsf): Generate recognizable patterns for
5579 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5581 * c-lang.c (lang_hooks): Update.
5582 (lang_init): Rename c_init.
5583 (lang_finish): Remove.
5584 * toplev.c (compile_file): Use lang_hooks for lang_init ()
5586 * toplev.h (lang_hooks): Add init () and finish ().
5587 * tree.h (lang_init, lang_finish): Remove.
5588 * cp/tree.h (lang_init, lang_finish): Remove.
5589 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
5590 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
5592 (lang_init, lang_finish): Remove.
5593 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
5594 (lang_hooks): Update.
5595 * java/lang.c (lang_init): Rename java_init.
5596 (lang_finish): Remove.
5597 (lang_hooks): Update.
5598 * objc/objc-act.c (lang_init): Rename objc_init.
5599 (lang_finish): Remove.
5600 (lang_hoooks): Update.
5602 20001-01-09 Graham Stott <grahams@redhat.com>
5604 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
5605 after `ptr` is initialised.
5607 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5609 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
5610 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
5611 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
5612 stack adjusts, instead of r3.
5614 2001-01-09 Michael Hayes <mhayes@redhat.com>
5616 * flow.c (flow_loop_scan): Break out of ...
5617 (flow_loops_find) ... here.
5618 * basic-block.h (flow_loop_scan): New.
5619 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
5620 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
5622 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5624 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
5626 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
5627 realloc()ing macro_buffer.
5629 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
5630 if it's wider than long and the target's long is wider than the
5633 2001-01-09 Mark Mitchell <mark@codesourcery.com>
5635 Remove support for using UWIN as a host machine.
5636 * configure.in: Issue an error message.
5637 * configure: Regenerated.
5638 * config.gcc: Remove xm_* UWIN configury.
5639 * config/i386/xm-uwin.h: Remove.
5641 2001-01-08 Nick Clifton <nickc@redhat.com>
5643 * config/v850/v850.c (ra_rtx): Delete.
5644 (v850_save_machine_status): Delete.
5645 (v850_restore_machine_status): Delete.
5646 (v850_init_machine_status): New function.
5647 (v850_mark_machine_status): New function.
5648 (v850_free_machine_status): New function.
5649 (v850_return_addr): Use ra_rtx field in machine structure.
5650 (v850_init_expanders): Use new functions.
5652 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
5653 * config/v850/v850.c: Change arguments to v850_output+* functions
5654 to take a const char *, to avoid compile time warning.
5655 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
5656 (USER_LABEL_PREFIX): Redefine.
5658 2000-01-08 Jim Wilson <wilson@redhat.com>
5660 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
5661 1 to unsigned HOST_WIDE_INT before left shift.
5663 2001-01-08 Nick Clifton <nickc@redhat.com>
5665 * config/arm/arm.c (arm_mark_machine_status): Check to see if
5666 the machine structure has been allocated.
5667 (arm_free_machine_status): New function: Free the machine
5668 specific function structure.
5670 2001-01-08 Richard Henderson <rth@redhat.com>
5672 * jump.c (simplejump_p): Revert last change.
5674 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
5676 * cppinit.c (init): Rename init_library.
5677 (cpp_create_reader): Update.
5678 * gcc.c (cpp_options): If -o given, use it as the target of
5681 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5683 * arm.c (arm_arch5e): New variable.
5684 (all_cores): XScale is a 5TE device.
5685 (arm_override_options): Set arm_arch5e.
5686 (arm_init_builtins): __builtin_prefetch is in arch5e.
5687 * arm.h (arm_arch5e): Declare it.
5689 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
5691 * arm.md (define_constants): Add defines for UNSPEC and
5692 UNSPEC_VOLATILE insns. Update all users.
5693 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
5694 * arm.c (multi_register_push, note_invalid_constants)
5695 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
5696 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
5697 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
5699 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
5701 * jump.c (jump_optimize_1): Use reversed_comparison_code
5702 instead of can_reverse_comparison_p.
5703 (jump_back_p): Likewise.
5704 (invert_exp_1): Likewise.
5705 (thread_jumps): Likewise.
5706 * simplify-rtx.c (simplify_unary_operation): Likewise.
5707 (simplify_ternary_operation): Likewise.
5708 * cse.c (find_comparison_args): Convert to use
5709 can_reverse_comparison_p.
5710 (record_jump_equiv): Likewise.
5712 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5714 * arm.h (HARD_REGNO_RENAME_OK): Delete.
5715 (EPILOGUE_USES): Define.
5716 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
5717 automatically stack the LR if it isn't live.
5719 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
5721 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
5724 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
5726 * ggc-page.c (max_alignment): New structure.
5727 (MAX_ALIGNMENT): New macro.
5728 (init_ggc): Use it to round up the sizes in the
5729 extra_order_size_table.
5731 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5733 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
5736 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5738 * builtins.def (BUILT_IN_FPRINTF): New entry.
5740 * c-common.c (c_expand_builtin_fprintf): New function.
5741 (init_function_format_info): Handle __builtin_fprintf.
5742 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
5743 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
5745 * c-decl.c (duplicate_decls): Adjust comment.
5747 * extend.texi (fprintf): Document new builtin.
5749 2001-01-07 Richard Henderson <rth@redhat.com>
5751 * jump.c (simplejump_p): Recognize any single_set jump
5754 2001-01-07 Richard Henderson <rth@redhat.com>
5756 * configure.in (slibdir): Accept an --with-slibdir option.
5757 Use "test" not "[" in configure. Default to $(libdir).
5759 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
5761 * config/t-aix43 (SHLIB_INSTALL): Likewise.
5762 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
5763 (SHLIB_LINK): Create links for the soname.
5764 * config/mips/t-iris6: Likewise.
5765 * config/sparc/t-slibgcc: Likewise.
5766 * config/sparc/t-slibgcc-sld: Likewise.
5768 2001-01-07 Jakub Jelinek <jakub@redhat.com>
5770 * config/i386/i386.c (constant_call_address_operand): Accept
5771 (const (plus (symbol_ref) (const_int))).
5772 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
5773 constant_call_address_operand.
5775 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5777 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
5778 and LONG_LONG_TYPE_SIZE > 32.
5780 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5782 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
5783 the previous change.
5785 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
5787 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
5789 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
5790 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
5791 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
5794 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5796 * fix-header.c (read_scan_file): s/pfile/scan_in/.
5798 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5800 * c-lang.c (c_post_options): Call cpp_post_options.
5801 * objc/objc-act.c (objc_post_options): Similarly.
5802 * cppmain.c (main): Similarly.
5803 * fix-header.c (read_scan_file): Similarly.
5804 * cppinit.c (cpp_start_read): Move option consistency checks
5805 to cpp_post_options. Don't call init_dependency_output.
5806 If needed, add default target and main file dependency.
5807 (OPT_MD, OPT_MMD): Remove.
5809 (cpp_handle_option): Update for OPT_* changes.
5810 (cpp_post_options): New.
5811 (init_dependency_output): Command line -MF overrides environment
5812 variables. Don't set default target etc. Suppress output
5813 if dependencies are going to stdout.
5814 (print_help): Update.
5815 * cpplib.h (cpp_post_options): New.
5816 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
5818 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
5820 * jump.c (comparison_dominates_p): Support unordered compares.
5822 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
5824 * simplify-rtx.c (simplify_relational_operation): Always simplify
5825 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
5828 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
5830 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
5831 (nonzero_bits): Likewise.
5832 (simplify_comparison): Likewise.
5833 (num_sign_bit_copies): Likewise; return more sane value depending
5834 on STORE_FLAG_VALUE.
5835 (known_cond): Do not assume EQ to be always true for equivalent
5838 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
5840 * cse.c (fold_rtx): Handle unordered comparisons.
5842 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
5844 * rtlanal.c (set_of_1): New static function.
5845 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
5846 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
5847 reg_set_last_last_regno): Remove.
5848 (set_of): New global function.
5849 (set_of_data): New structure.
5850 (reg_set_p, reg_set_last): Revamp for set_of.
5851 * rtl.h (set_of): New.
5853 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5855 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5856 * extend.texi: Document _Exit builtin.
5858 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5860 * (initialize, initialize_builtins,
5861 initialize_dependency_output, initialize_standard_includes):
5862 Rename s/initialize/init. Update.
5863 (init_dependency_output): Move to after
5864 cpp_handle_options, the correct location temporally at least.
5865 (opt_comp): Move next to init (), its caller. Fix prototype.
5866 (init): Make "initialized" local scope.
5867 (cpp_create_reader): Always call init ().
5868 (cpp_start_read): Update.
5869 (output_deps): New function, broken out of cpp_finish.
5870 (cpp_finish): Break out output_deps.
5872 2001-01-07 Richard Henderson <rth@redhat.com>
5874 * collect2.c (COFF specific stuff): Revert 12-06 patch
5875 to prototype system functions.
5877 2001-01-07 Michael Hayes <mhayes@redhat.com>
5879 * hard-reg-set.h: Add multiple include guard.
5880 * basic-block.h (struct loop): Add `sink' field.
5881 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5882 (emit_iv_add_mult): Delete.
5883 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5884 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5885 (unroll_loop): Remove end_insert_before argument.
5886 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5887 (maybe_eliminate_biv_1): Likewise.
5888 (emit_iv_add_mult): Delete.
5889 (gen_add_mult, loop_regs_update): New.
5890 (loop_insn_emit_after, loop_insn_emit_before): New.
5891 (loop_insn_sink, loop_insn_sink_or_swim): New.
5892 (emit_iv_add_mult): Delete.
5893 (scan_loop): Set loop->sink.
5894 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5895 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5896 (maybe_eliminate_biv_1): Likewise.
5897 (maybe_eliminate_biv_1): Add basic block argument.
5898 * unroll.c (unroll_loop): Remove end_insert_before argument.
5899 (find_splittable_regs): Likewise.
5900 (find_splittable_regs): Use loop_insn_sink and its ilk.
5901 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5903 2001-01-07 Michael Hayes <mhayes@redhat.com>
5905 * loop.h (loop_insn_hoist): New prototype.
5906 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5907 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5908 (check_dbra_loop, load_mems): Likewise.
5909 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5910 (find_splittable_givs): Likewise.
5912 2001-01-07 Michael Hayes <mhayes@redhat.com>
5914 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5916 2001-01-07 Richard Henderson <rth@redhat.com>
5918 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5920 2001-01-07 Richard Henderson <rth@redhat.com>
5922 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5923 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5924 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5925 variant that handles a shared libgcc.
5926 (process_command): Always validate -{static,shared}-libgcc.
5927 (do_spec_1): New 'M' case.
5928 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5930 2001-01-07 Richard Henderson <rth@redhat.com>
5932 * Makefile.in (slibdir): New variable.
5933 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5934 (installdirs): Create slibdir.
5935 (install-libgcc, install-multilib): Defer to libgcc.mk.
5936 * configure.in (slibdir): Substitute.
5937 * mklibgcc.in (install): New target.
5939 * config/t-linux (SHLIB_LINK): Create links for the soname.
5940 (SHLIB_INSTALL): New.
5941 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5942 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5943 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5944 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5945 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5947 2001-01-07 Richard Henderson <rth@redhat.com>
5949 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5950 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5951 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5953 2001-01-07 Michael Hayes <mhayes@redhat.com>
5955 * loop.c (count_loop_regs_set): Delete.
5956 (load_mems_and_recount_loop_regs_set): Delete.
5957 (loop_regs_scan): Merge common code from count_loop_regs_set,
5958 scan_loop, and load_mems_and_recount_loop_regs_set.
5959 (scan_loop): Call load_mems directly and loop_regs_scan
5960 again if new registers created.
5962 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5964 * toplev.c (main): Call the front-end specific post_options
5965 hook if one is given.
5966 * toplev.h (struct_lang_hooks, lang_hooks): New.
5967 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5968 for the C front end.
5969 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5970 lang_hooks for the C++ front end.
5971 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5972 lang_hooks for the ObjC front end.
5973 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5974 * java/lang.c (lang_hooks): Hooks for the Java front end.
5976 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5978 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5979 for verbose DWARF[2] debugging.
5980 (cb_define, cb_undef): The new callbacks.
5981 * toplev.h (debug_define, debug_undef): Make const correct.
5982 * toplev.c (debug_define, debug_undef): Similarly. Do not
5983 perform the verbosity tests here anymore.
5985 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5987 * reload.c (subst_reloads): Take INSN argument. When
5988 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5989 * reload.h (subst_reloads): Adjust prototype.
5990 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5991 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5992 present in JUMP_INSNs and copy them to JUMP_LABEL.
5993 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5994 JUMP_INSNs and insns with REG_LABELs that are followed by
5995 JUMP_INSNs with the same REG_LABEL.
5996 * sched-rgn.c (is_cfg_nonregular): Likewise.
5997 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5999 * unroll.c (unroll_loop): Look for REG_LABEL notes in
6001 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
6003 2001-01-06 Richard Henderson <rth@redhat.com>
6005 * loop.c (scan_loop): Use xcalloc for the regs array.
6006 (load_mems_and_recount_loop_regs_set): Zero the new memory
6007 received from xrealloc.
6009 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
6011 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
6013 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
6015 * integrate.c (copy_rtx_and_substitute): When copying
6016 an ignored return value, strip REG_FUNCTION_VALUE_P.
6018 2001-01-06 Michael Hayes <mhayes@redhat.com>
6020 * loop.c (debug_biv, debug_giv): New.
6021 (loop_biv_dump): Break out from ...
6022 (record_biv): ... here.
6023 (loop_giv_dump): Break out from ...
6024 (record_giv): ... here.
6025 (loop_bivs_check): Use print_simple_rtl.
6026 * unroll.c (loop_iterations): Use print_simple_rtl.
6028 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6030 * pa.md (return, return_internal): Modify patterns to prevent regrename
6031 mucking with the return pointer.
6033 2001-01-05 Richard Henderson <rth@redhat.com>
6035 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
6037 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
6039 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
6040 version supplied by Matteo Frigo.
6042 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6044 * cpp.texi: Update for -MQ.
6045 * cppinit.c (cpp_create_reader): Always create pfile->deps.
6046 (cpp_cleanup): Always free pfile->deps.
6047 (initialize_dependency_output): Don't create pfile->deps.
6048 (cpp_handle_option): Similarly.
6050 * gcc.c (cpp_options): Handle -MQ.
6051 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
6052 * mkdeps.c (base_name): Remove.
6053 (deps_init): Don't allocate vector space until it's needed.
6054 (deps_free): Only free vectors if allocated.
6055 (deps_add_target, deps_add_dep): Update for initial allocation.
6056 (deps_add_default_target): Don't strip to the base_name.
6058 2001-01-05 DJ Delorie <dj@redhat.com>
6060 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
6061 (INIT_EXPANDERS): Define.
6063 * config/v850/v850.c (struct machine_function): Define.
6064 (v850_save_machine_status): New function.
6065 (v850_restore_machine_status): New function.
6066 (v850_return_addr): New function.
6067 (v850_init_expanders): New function.
6069 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
6070 and v850_init_expanders.
6072 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6074 * cpplib.h (struct cpp_reader): Add help_only field.
6075 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
6076 (cpp_handle_option): Set pfile->help_only if we see -h,
6077 --help, -target-help, or --version. Print version string but
6078 do not set help_only if we see -v or -version. Make text
6079 printed by -v match that printed by (-)-version.
6081 * cppmain.c (main): Exit after option parsing if
6082 pfile->help_only is true.
6084 * toplev.c (independent_decode_option): Call print_version,
6085 then exit, if we see --version (but not -version).
6086 (print_version): Split lengthy message into two lines.
6088 2001-01-05 Nick Clifton <nickc@redhat.com>
6090 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
6091 temporary string for initialisation before calling ggc_alloc_string.
6093 2001-01-06 Michael Hayes <mhayes@redhat.com>
6095 * rtl.h (print_simple_rtl): New.
6096 * print-rtl.c (print_simple_rtl): New.
6098 (print_rtx): Disable printing of flags and modes, etc.,
6099 if `flag_simple` nonzero.
6101 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6103 * function.c (fixup_var_refs): Use push_to_full_sequence where
6106 2001-01-05 Michael Meissner <meissner@redhat.com>
6108 * flags.h (flag_reorder_blocks): Add declaration.
6109 (flag_rename_block): Ditto.
6111 2001-01-05 DJ Delorie <dj@redhat.com>
6113 * function.c (reorder_blocks): Make sure the flags are all reset
6114 before using them to mark blocks, else a second invocation will
6115 corrupt the block chain.
6116 (reorder_blocks_0): New, resets the flags.
6118 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
6120 * cse.c (find_comparison_args): Stop if the argument is known to
6123 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6125 * config/sh/sh.md (movdf): When splitting load into pair of
6126 registers, don't clobber the register used in the address too
6129 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
6131 * varasm.c (mark_constant_pool): Improve initial comments.
6132 (mark_constants): Move marking of constants to mark_constant.
6133 (mark_constant): New function to recursively mark all constants
6134 referred to by a constant.
6136 2001-01-05 Catherine Moore <clm@redhat.com>
6138 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
6140 2001-01-05 Phil Edwards <pme@sources.redhat.com>
6142 * cp/lang-options.h: Bring comment in line with reality.
6143 * f/lang-options.h: Likewise.
6144 * java/lang-options.h: Likewise.
6145 * objc/lang-options.h: Likewise.
6146 * ch/lang-options.h: Likewise.
6147 * f/g77.texi: And update the manual.
6149 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
6150 Denis Chertykov <denisc@overta.ru>
6152 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
6153 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
6154 * config/avr/avr.md (all peepholes that request a scratch register):
6155 Call it, FAIL the peephole if not safe (in interrupt functions).
6157 2001-01-05 Mark Mitchell <mark@codesourcery.com>
6159 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
6161 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
6163 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
6165 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
6166 BUILT_IN_CREAL and BUILT_IN_CIMAG.
6167 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
6168 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
6169 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
6171 * extend.texi: Document these builtins.
6173 2001-01-05 Daniel Berlin <dberlin@redhat.com>
6175 * c-common.c (lang_get_alias_set): Say we know nothing of
6176 VECTOR_TYPE aliasing.
6178 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
6180 2001-01-05 Bruce Korb <bkorb@gnu.org>
6182 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
6183 their x* equivalent versions for atexit-less systems
6184 * fixinc/fixincl.c(main): do not return from main() on atexit-less
6185 systems (or any other system any more).
6187 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
6189 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
6190 output operands. Use arm_hard_register_operand for operand 4.
6191 (stmsi_postinc): Similarly.
6192 (ldmsi): Use arm_hard_register_operand for opernand 2.
6194 * arm.c (arm_hard_register_operand): New function.
6195 * arm-protos.h (arm_hard_register_operand): Prototype it.
6197 * arm.h (HARD_REGNO_RENAME_OK): Define.
6199 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
6201 * simplify-rtx.c (cfc_args): add "unordered" field.
6202 (check_fold_consts): Set unordered field.
6203 (simplify_relational_operation): Simplify the unordered
6206 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
6209 * emit-rtl.c (try_split): Fix code to mark labels.
6210 * jump.c (mark_jump_label): Make global.
6211 * rtl.h (mark_jump_label): Declare.
6213 * predict.c (estimate_probability): Handle unordred comparisons.
6215 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6217 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
6218 * cppinit.c (initialize_dependency_output): Update.
6219 (cpp_finish): Output dummy targets for -MP.
6221 (cpp_handle_option): Handle -MP. Don't quote -MT options.
6222 * cpplib.h (struct cpp_options): Add deps_phony_targets.
6223 * gcc.c (cpp_options): Update to handle -MP.
6224 * mkdeps.c (deps_add_target, deps_add_default_target): Update
6225 to quote only the default target.
6226 (deps_phony_targets): Insert a preceding newline. Rename from
6227 deps_dummy_targets for consistency.
6230 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6232 * calls.c (emit_library_call_value_1): Support
6233 INIT_CUMULATIVE_LIBCALL_ARGS.
6234 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
6236 2001-01-04 Richard Henderson <rth@redhat.com>
6238 * c-decl.c (finish_struct): Detect flexible array members
6239 used in an inappropriate context.
6240 * c-typeck.c (really_start_incremental_init): Special case
6241 constructor_max_index for zero length arrays.
6242 (pop_init_level): Allow initialization of flexible array
6243 members. Deprecate initialization of zero length arrays.
6244 Don't issue missing initializer warning for flexible array
6245 members or zero length arrays.
6246 (process_init_element): Don't dereference null DECL_SIZE.
6247 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
6248 Don't abort for empty constructors. Use size_binop
6249 (output_constructor): Add commentary regarding zero length
6250 array futures. Abort if we try to initialize an array of
6251 unspecified length with a non-empty constructor in the middle
6254 * extend.texi (Zero Length): Update and clarify documentation
6255 on static initialization.
6257 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6259 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
6260 with more than 32767 words of local storage.
6262 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6264 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
6265 for 'abs', 'labs', and 'fabs'.
6266 (c4x_expand_builtin): Likewise.
6267 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
6269 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6271 * config/sh/sh.md (prget, prset): New insn types.
6272 (return delay slot): Dont' allow prset.
6273 (call, sfunc delay slot): Don't allow prget.
6274 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
6275 for prset and prget.
6277 2001-01-05 Michael Hayes <mhayes@redhat.com>
6279 * loop.h (struct loop_reg): New.
6280 (struct loop_regs): Change to use array of `struct loop_reg'.
6281 * loop.c: Replace assortment of varrays with single regs array.
6282 (count_one_set): Delete may_not_move array argument
6283 and use regs array instead. All caller's changed.
6284 (count_loop_regs_set): Delete may_not_move and single_usage
6285 arguments and use regs array instead. All caller's changed.
6286 (find_single_use_in_loop): Replace usage array argument with pointer
6287 to regs structure. All caller's changed.
6288 (loop_optimize): Delete `moved_once' array.
6290 2001-01-05 Michael Hayes <mhayes@redhat.com>
6292 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
6293 Use it instead of loop_info->has_call for scanning loop mems.
6294 (check_dbra_loop): Replace loop_info->has_call test with
6295 loop_info->has_nonconst_call.
6297 2000-01-04 Matthew Hiller <hiller@redhat.com>
6299 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
6302 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6304 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
6305 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
6307 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6309 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
6310 (flag_short_double, flag_short_wchar): Define.
6311 (c_common_nodes_and_builtins): Create many tree nodes shared
6312 between C and C++ here instead of in cp/decl.c and ...
6313 * c-decl.c (init_decl_processing): ... here.
6314 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6315 (flag_short_double, flag_short_wchar): Don't define.
6316 (record_builtin_type): New function.
6317 (build_void_list_node): New function.
6318 * c-common.h (flag_short_double, flag_short_wchar,
6319 record_builtin_type, build_void_list_node): Declare.
6321 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6323 * integrate.c (expand_inline_function): Don't put a virtual
6324 register into the reg map.
6326 * function.c (fixup_var_refs_1): If force_operand didn't put
6327 the address into the target, move it there.
6329 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6331 Special-case tree_decl/tree_list allocations.
6332 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6333 (OBJECT_SIZE): New macro.
6334 (NUM_EXTRA_ORDER): Likewise.
6335 (extra_order_size_table): New variable.
6336 (NUM_ORDERS): New macro.
6337 (objects_per_page_table): New variable.
6338 (object_size_table): New variable.
6339 (G.pages): Use NUM_ORDERS to bound the array.
6340 (G.page_tails): Likewise.
6341 (DIV_ROUND_UP): Remove.
6342 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6343 (alloc_page): Use OBJECT_SIZE.
6344 (size_lookup): Don't make it const.
6345 (ggc_alloc): Use OBJECT_SIZE.
6346 (ggc_set_mark): Likewise.
6347 (ggc_get_size): Likewise.
6348 (init_ggc): Set up the object_size_table, objects_per_page_table,
6349 and adjust size_lookup.
6350 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6351 (ggc_pop_context): Use NUM_ORDERS.
6352 (clear_marks): Likewise.
6353 (sweep_pages): Likewise.
6354 (poison_pages): Likewise.
6355 (ggc_print_statistics): Use OBJECT_SIZE.
6357 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6359 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6360 Only call array_size_for_constructor if last field and array type
6361 with no upper bound.
6363 2001-01-04 Philip Blundell <philb@gnu.org>
6365 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6366 from bit 31 downwards, if this requires no more insns.
6367 (count_insns_for_constant): New helper function for above.
6369 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6371 * gencodes.c (output_predicate_decls): Remove empty initializer.
6373 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6375 * tree.c (copy_node): Remove documentation about obstacks.
6376 (buidl1): Check that nobody tries to build 2-argument nodes this
6379 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6381 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6384 * gencodes.c (output_predicate_decls): Fill empty initializer
6387 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6389 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6390 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6392 (do_include): Handle missing headers like cpp0.
6393 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6394 paths with first include pathname. Don't strcat to uninitialized
6397 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6399 * regrename.c (regrename_optimize): Don't rename from frame pointer
6400 if frame_pointer_needed.
6401 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6402 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6403 (ia64_reorg): Use it instead of scheduling if ! optimize.
6404 (errata_emit_nops): Properly call asm_noperands.
6405 (ia64_sched_reorder): Finish cycle if we see an asm.
6406 (ia64_variable_issue): Clear scheduling state after asms.
6408 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6410 * cpp.texi: Update for -MT.
6411 * cppinit.c (initialize_dependency_output): Add a default
6412 target if none has been given already.
6413 (no_tgt, OPT_MT): New.
6414 (cpp_handle_option): Handle -MT. Update -M etc.
6415 * cpplib.h (struct cpp_options): Remove deps_target.
6416 * gcc.c (cpp_options): Handle -MT.
6417 * mkdeps.c (struct deps): Move from mkdeps.h.
6418 (deps_calc_target): Rename deps_add_default_target. Add a
6419 default target if none has been specified already.
6420 * mkdeps.h (struct deps): Move to mkdeps.c.
6421 (deps_calc_target): Rename deps_add_default_target.
6423 2000-01-03 Richard Henderson <rth@redhat.com>
6425 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6427 * c-typeck.c (push_init_level): Move checks for flexible array
6428 members and zero length arrays ...
6429 (pop_init_level): ... here. Silently discard empty initializations.
6431 * varasm.c (output_constructor): Update for sizeof change to
6434 * extend.texi (Zero Length): Clarify semantics.
6436 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6438 * configure.in (tm.h): Include isns-codes.h last.
6439 * configure: Rebuilt.
6441 2001-01-03 Richard Henderson <rth@redhat.com>
6443 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6444 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6446 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6448 * tradcpp.c (main): Make sure finclude() is called with a valid
6449 indepth value while handling -include.
6451 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6453 * gencodes.c (output_predicate_decls): New function.
6455 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6456 even if it is not the first time machmode.h is #included.
6457 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6458 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6459 * gcc.texi (Copyright): Added 2001.
6461 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6463 * c-common.c (c_common_lang_init): New function. Warn if format
6464 warning options which only have effects when used with -Wformat
6465 are used without -Wformat.
6466 * c-common.h (c_common_lang_init): Declare.
6467 * c-lang.c (lang_init): Call c_common_lang_init.
6468 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6470 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6472 * configure.in: Check for the mktemp command.
6473 * configure: Regenerate.
6474 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6475 $TEMP. Create temporary files with mktemp, if available at
6476 configure time; otherwise use set -C. Remove temporary files
6479 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6481 * configure.in: Require at least texinfo 4.0. Check for whether
6482 Pod::Man is sufficiently recent to regenerate GCC manpages.
6483 * configure: Regenerate.
6484 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6486 (GENERATED_MANPAGES): Define.
6487 (generated-manpages): New target. Depend on cpp.1 as well as
6489 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6490 configure to generated-manpages or empty) rather than on the
6491 manpages directly. Remove execute permission from installed
6492 gcov.1 as well as cpp.1.
6493 * cpp.1, gcov.1: Regenerate.
6495 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6497 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6498 tree_low_cst. Allow using cmpstrsi in more cases.
6500 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6502 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6505 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6507 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6508 * Makefile.in (HOST_CFLAGS): Mention build-make.
6510 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6512 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6515 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6517 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
6520 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
6523 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
6524 reg_base_value and reg_known_value arrays.
6525 (init_alias_analysis): Add more cases to detect known values.
6526 * sched-deps.c (deps_may_trap_p): New function.
6527 (sched_analyze_2): Use it.
6529 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6531 * combine.c (simplify_shift_const): Even if we're sign-extracting,
6532 don't discard an ASHIFTRT if we're shifting in a wider mode.
6534 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6536 * toplev.c (rest_of_compilation): Don't print basic block information
6537 when CFG isn't up to date.
6539 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
6541 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
6542 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
6543 (UNALIGNED_SHORT_ASM_OP): Define.
6544 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
6546 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6548 * fold-const.c (fold_convert): Fix typo.
6550 2001-01-02 Richard Henderson <rth@redhat.com>
6552 * c-common.h (ASM_INPUT_P): New.
6553 * c-parse.in (asm): Set it when needed.
6554 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
6555 existance of an operand.
6557 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
6559 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
6560 (dwarf2out_frame_debug_expr): Likewise.
6561 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
6563 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
6565 * i386.c (ix86_split_to_parts): Return number of part required;
6567 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
6569 (ix86_split_long_move): Use number of part returned
6570 by ix86_split_to_parts
6571 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
6573 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
6574 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
6575 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
6576 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
6577 (ALIGN_MODE_128): Add TFmode.
6578 (IS_STACK_MODE): Likewise.
6579 (HARD_REGNO_NREGS): TFmode needs 3 registers.
6580 (HARD_REGNO_OK): Support TFmodes.
6581 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
6582 * i386.md (scheduler definitions): Use memory operand to determine
6583 fst/fld instructions; use mode attribute to determine real mode of
6585 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
6586 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
6588 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6590 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
6592 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6594 * expr.c (store_constructor_field): Update ALIGN before calling
6597 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6599 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
6602 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6604 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
6607 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6609 * c-decl.c (start_function): Don't warn on third parameter to main.
6611 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6613 * tsystem.h: Define HAVE_DECL_GETOPT.
6615 2001-01-02 Philip Blundell <pb@futuretv.com>
6617 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
6620 2001-01-02 Richard Henderson <rth@redhat.com>
6622 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
6624 2001-01-02 Andreas Jaeger <aj@suse.de>
6626 * c-decl.c (c_decode_option): Remove support of
6629 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
6630 (W_options): Add -Wmissing-noreturn here.
6632 * flow.c: Define lang_missing_noreturn_ok_p.
6633 (check_function_return_warnings): Use it.
6635 * c-common.h: Declare lang_missing_noreturn_ok_p.
6637 * c-lang.c (c_missing_noreturn_ok_p): New function.
6638 (lang_init): Set lang_missing_noreturn_ok_p.
6640 * invoke.texi (Warning Options): Document this.
6642 2000-12-27 Phil Edwards <pme@sources.redhat.com>
6644 * extend.texi (C++ Extensions): New node for C++ attributes;
6645 describe init_priority and com_interface.
6646 * invoke.texi: Remove -finit-priority as it now has zero effect.
6647 * install.texi: Fix xref syntax.
6648 * md.texi: Likewise.
6650 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6652 * config.gcc (sparc64-wrs-vxworks*): New case.
6653 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
6655 * config/sparc/sparc.c (sparc_override_options): Do support different
6656 pointer and architecture size.
6657 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
6658 (POINTERS_EXTEND_UNSIGNED): Define.
6659 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
6660 (FUNCTION_MODE): Define to be Pmode.
6661 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
6663 * function.c (expand_function_end): Properly handle DECL_RESULT
6664 and copy when ptr_mode != Pmode.
6665 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
6667 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6669 * c-common.c (c_common_nodes_and_builtins): Set prototype
6670 parameters for __builtin_fputs, __builtin_fputc and
6671 __builtin_fwrite. Don't declare plain fputc as a builtin.
6673 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6675 * loop.c (add_label_notes): Increment the label usage count when
6676 a note is added to an insn which refers to a CODE_LABEL.
6677 * gcse.c (add_label_notes): Likewise.
6679 2001-01-01 Andreas Jaeger <aj@suse.de>
6681 * loop.c (scan_loop): Use xmalloc to allocate movables.
6683 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6685 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
6686 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
6687 * reload1.c (REGISTER_MOVE_COST): Likewise.
6688 * regclass.c (REGISTER_MOVE_COST): Likewise.
6689 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
6690 dimension. Adjust all users.
6691 (init_reg_sets_1): Iterate on all modes.
6692 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
6693 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
6694 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
6695 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
6696 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
6697 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
6698 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
6699 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
6700 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
6701 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
6702 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
6703 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
6704 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
6705 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
6706 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
6707 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
6708 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
6709 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
6710 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
6711 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
6712 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
6713 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
6714 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
6715 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
6716 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
6717 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
6718 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
6720 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6722 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
6723 arg VARIES_P. Call it with extra arg.
6724 (true_dependence): Likewise.
6725 * rtl.h (rtx_addr_can_trap_p): Declare.
6726 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
6728 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
6729 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
6730 pic offset table register if it's zero. All callers changed.
6731 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
6733 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6735 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
6736 STRING_POOL_ADDRESS_P.
6738 * config/sparc/sparc.c (input_operand): Properly test for short op.
6740 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
6741 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
6742 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
6743 * config/sparc/elf.h: No longer include sol2.h.
6744 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
6745 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
6747 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
6749 2001-01-01 Michael Hayes <mhayes@redhat.com>
6751 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
6752 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
6753 (record_initial): Likewise.
6754 * unroll.c (copy_loop_body, loop_iterations): Likewise.
6755 (remap_split_bivs): Likewise.
6757 2001-01-01 Michael Hayes <mhayes@redhat.com>
6759 * loop.c (loop_ivs_free): New function.
6760 (strength_reduce): Break out from...
6762 2001-01-01 Michael Hayes <mhayes@redhat.com>
6764 * loop.h (struct iv): New.
6765 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
6766 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
6767 'reg_biv_class' fields with 'regs' and 'n_regs'.
6768 (struct ivs): Rename 'loop_iv_list' field to 'list'.
6769 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
6770 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
6772 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
6774 * resource.c (mark_referenced_resources): Abort() before
6775 attempting to mark a pseudo register.
6776 (mark_set_resources): Likewise.
6778 2001-01-01 Michael Hayes <mhayes@redhat.com>
6780 * loop.h (REG_IV_CLASS): New accessor macro.
6781 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
6782 * unroll.c (REG_IV_CLASS): Likewise.
6784 See ChangeLog.4 for earlier changes.