1 2001-03-20 Tom Tromey <tromey@redhat.com>
3 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
5 2001-03-20 Mark Mitchell <mark@codesourcery.com>
7 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
8 variables that are TREE_PUBLIC, even if not TREE_STATIC.
10 2001-03-20 DJ Delorie <dj@redhat.com>
12 * Makefile.in (install-libgcc): Pass complete list of variables.
13 (install-multilib): Ditto.
15 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
17 * config/i386/cygwin.h: Declare ctor_section, dtor_section
18 drectve_section, switch_to_section.
20 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
21 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
22 i386_pe_mark_dllimport.
24 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
26 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
29 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
30 i386_pe_* functions with char * arguments.
32 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
34 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
36 (movsi_ie): Introduce fpul store.
38 2001-03-20 Alan Modra <alan@linuxcare.com.au>
40 * Makefile.in (OBJS): Remove hashtab.o.
42 2001-03-19 Stan Shebs <shebs@apple.com>
44 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
45 * c-lang.c (maybe_objc_method_name): Ditto.
46 * c-tree.h (maybe_objc_method_name): Remove decl.
48 2001-03-19 Tom Tromey <tromey@redhat.com>
50 * gcc.c (init_gcc_specs): Fix comment.
52 2001-03-19 Mark Mitchell <mark@codesourcery.com>
54 Compute DECL_ASSEMBLER_NAME lazily.
55 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
56 (DECL_ASSEMBLER_NAME_SET_P): New macro.
57 (SET_DECL_ASSEMBLER_NAME): Likewise.
58 (COPY_DECL_ASSEMBLER_NAME): Likewise.
59 (set_decl_assembler_name): Declare.
60 (lang_set_decl_assembler_name): Likewise.
61 * tree.c (lang_set_decl_assembler_name): New variab.e
62 (set_decl_assembler_name): New function.
63 (init_obstacks): Set lang_set_decl_assembler_name.
64 (build_decl): Don't set DECL_ASSEMBLER_NAME.
65 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
66 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
67 where it's not necessary.
68 (builtin_function): Likewise.
69 (finish_decl): Likewise.
70 * dbxout.c (dbxout_type_methods): Likewise.
71 * ggc-common.c (ggc_mark_trees): Likewise.
72 * profile.c (output_func_start_profiler): Likewise.
73 * varasm.c (make_decl_rtl): Likewise.
75 * cse.c (find_comparison_args): Update documentation. Fix
76 mishandling of COMPARE operations.
78 * tree.def (ABS_EXPR): Add documentation.
79 * fold-const.c (fold): Improve folding of ABS_EXPRs.
81 2001-03-19 Zack Weinberg <zackw@stanford.edu>
83 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
85 2001-03-19 Jakub Jelinek <jakub@redhat.com>
87 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
88 Remove ia32 linux PIC kludge and move it...
89 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
91 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
93 * i386.md (absdf2 expander): Fix 64bit case.
95 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
97 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
99 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
101 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
103 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
105 * README.X11: Remove obsolete file.
107 2001-03-18 Anthony Green <green@redhat.com>
109 * config/pj/pj.h: Remove some trailing commas.
110 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
112 2001-03-18 Richard Henderson <rth@redhat.com>
114 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
116 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
117 defaults for them here.
119 2001-03-17 Anthony Green <green@redhat.com>
121 * config/pj/lib1funcs.S: Fix broken comment.
122 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
125 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
127 * gcc.texi: Remove obsolete information relating to build and
128 installation problems with enquire or the Pyramid C compiler.
130 2001-03-17 Richard Henderson <rth@redhat.com>
132 * dwarf2out.c (queue_reg_save): New.
133 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
134 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
136 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
137 (cfa, cfa_store, cfa_temp): Make static.
138 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
140 2001-03-17 Richard Henderson <rth@redhat.com>
142 * integrate.h (struct inline_remap): Add local_return_label.
143 * integrate.c (expand_inline_function): Initialize it and emit
144 it after copy_insn_notes.
145 (copy_insn_list): Don't store local_return_label here.
146 (copy_insn_notes): New function split out from copy_insn_list.
148 2001-03-17 Richard Henderson <rth@redhat.com>
150 * dwarf2out.c (lookup_filename): Emit .file if the assembler
151 is generating .debug_line.
152 (dwarf2out_init): Add main_input_filename to the file table first.
153 * configure.in (as_dwarf2_debug_line): Test with file number 1
154 instead of file number 0.
156 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
158 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
159 (gen_rtx_combine): Deleted; all references changed as appropriate.
160 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
162 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
164 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
166 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
169 2001-03-16 Jim Wilson <wilson@redhat.com>
171 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
172 then set it to LOC_REG (79) instead of aborting.
174 2001-03-16 Phil Edwards <pme@sources.redhat.com>
176 * gccbug.in: Remove high priority.
178 2001-03-16 Richard Henerson <rth@redhat.com>
180 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
181 output with a space instead of deleting it.
182 * configure: Regenerate.
184 2001-03-16 Zack Weinberg <zackw@stanford.edu>
186 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
187 handles the gory details of converting an object file into
188 something that's safe to grep.
189 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
190 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
191 newlines at either end of the string we're looking for.
192 Make 'checking ...' message less stilted.
193 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
194 ARM in-memory layout and its hypothetical converse. Don't
195 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
196 HOST_WORDS_BIG_ENDIAN.
198 * configure.in: Adjust for renamed macro. Move
199 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
200 * configure, config.in: Regenerate.
202 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
204 * fixinc/Makefile.in: Set SHELL.
206 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
208 * fixinc/fixincl.c (fix_with_system): Quote file names before
209 passing them to shell.
211 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
213 * Makefile.in: Use fix-header$(build_exeext) instead
216 2001-03-16 Richard Henderson <rth@redhat.com>
218 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
219 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
220 (size_of_line_prolog): Remove.
221 (output_line_info): Compute prologue size via label difference.
222 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
224 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
225 assembler error when redefining file numbers.
226 * config.in, configure: Rebuild.
228 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
229 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
230 (dw2_asm_output_delta_uleb128): Likewise.
231 (dw2_asm_output_delta_sleb128): Similarly.
232 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
234 2001-03-16 Michael Meissner <meissner@redhat.com>
236 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
238 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
240 (BITMASK_LOWER16): Replacement for 0x0000ffff.
242 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
243 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
244 being unsigned in ISO C and signed in traditional.
245 (expand_prologue): Ditto.
246 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
248 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
250 (divsi3,divdi3): Ditto.
251 (modsi3,moddi3): Ditto.
252 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
253 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
254 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
257 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
259 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
260 SSE based conditional moves on LTGT/UNEQ conditions;
261 Canonicalize EQ to NE.
262 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
263 (sse_mov?fcc_ne): New.
265 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
267 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
269 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
270 register may be dead.
272 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
274 * Makefile.in (hash.o): Depend on CONFIG_H.
276 2001-03-15 Mark Mitchell <mark@codesourcery.com>
278 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
280 2001-03-15 Richard Henderson <rth@redhat.com>
282 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
283 (ASM_OUTPUT_DWARF_PCREL): New.
284 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
286 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
288 * cppfiles.c (stack_include_file): Use MAX of sysp.
290 2001-03-15 Steve Ellcey <sje@cup.hp.com>
292 * config.gcc (ia64*-*-hpux*): New case.
293 * config/ia64/hpux.h: New file for HP-UX support.
294 * config/ia64/t-hpux: New file for HP-UX support.
296 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
298 * fixinc/inclhack.def (irix_stdio_va_list): New.
299 * fixinc/fixincl.x: Rebuilt.
301 2001-03-15 Richard Henderson <rth@redhat.com>
303 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
304 if provided by the target.
305 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
306 (dw2_asm_output_addr): New.
307 * dwarf2asm.h (dw2_asm_output_addr): Declare.
308 * dwarf2out.c (output_cfi): Use it for program addresses.
309 (output_call_frame_info, output_die): Likewise.
310 (output_aranges, output_line_info): Likewise.
312 2001-03-15 Bruce Korb <bkorb@gnu.org>
314 * gcc.c(main): make more rigorous
315 * collect2.c(main): guard against ignoring SIGCHLD
316 * protoize.c(main): ditto
317 * gcc/fixinc/fixincl.c(initialize): ditto
319 2001-03-15 Mark Mitchell <mark@codesourcery.com>
321 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
322 (sdbout_parms): Likewise.
324 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
326 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
327 "widen" a destination that is already wider than a word. Also do
328 not widen if LOAD_EXTEND_OP is NIL for the given mode.
330 2001-03-15 Bernd Schmidt <bernds@redhat.com>
332 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
334 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
336 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
338 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
340 * i960.h (i960_maxbitalignment,
341 i960_last_maxbitalignment): Declare.
342 * i960.c (i960_maxbitalignment,
343 i960_last_maxbitalignment): Make global.
344 (process_pragma): Delete.
345 (i960_pr_align, i960_pr_noalign): Move from here ...
346 * i960-c.c: ... to this new file.
347 * t-960bare (i960-c.o): New rule.
348 * t-vxworks960 (i960-c.o): Likewise.
349 * config.gcc (i960-*-*): Define c_target_objs and
352 2001-03-15 Bernd Schmidt <bernds@redhat.com>
354 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
355 without adding in rtx code and mode.
357 * alias.c (init_alias_analysis): Don't use any rtx whose value
358 varies as a known value.
359 Delete a superfluous test.
361 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
363 (ia64_sched_reorder): Call maybe_rotate; also rotate after
364 scheduling a stop bit.
365 (ia64_emit_nops): Correctly handle ASMs.
367 2001-03-15 Mark Mitchell <mark@codesourcery.com>
369 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
371 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
373 * cpp.texi: Update documentation for -include and -imacros.
374 * cppfiles.c (struct include_file): Remove "defined" memeber.
375 (find_or_create_entry): Make a copy of the file name, and
377 (open_file): Update to ensure we use the simplified filename.
378 (stack_include_file): Don't set search_from.
379 (cpp_included): Don't simplify the path name here.
380 (find_include_file): New prototype. Call search_from to
381 get the start of the "" include chain. Don't simplify the
383 (_cpp_execute_include): New prototype. Move diagnostics to
384 do_include_common. Update.
385 (_cpp_pop_file_buffer): Don't set defined.
386 (search_from): New prototype. Use the preprocessor's cwd
387 for files included from the command line.
388 (read_name_map): Don't simplify the pathname here.
389 * cpphash.h (enum include_type): New.
390 (struct buffer): Delete search from. New search_cached.
391 (_cpp_execute_include): Update prototype.
392 * cppinit.c (do_includes): Use _cpp_execute_include.
393 * cpplib.c (do_include_common): New function.
394 (do_include, do_include_next, do_import): Use it.
396 2001-03-14 Mark Mitchell <mark@codesourcery.com>
398 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
399 contents of the RTL, to determine the name of the object.
401 2001-03-14 Mark Mitchell <mark@codesourcery.com>
403 * tree.h (DECL_RTL): Allocate RTL lazily.
404 (SET_DECL_RTL): New macro.
405 (DECL_RTL_SET_P): Likewise.
406 (COPY_DECL_RTL): Likewise.
407 (DECL_RTL_IF_SET): Likewise.
408 * varasm.c (make_decl_rtl): Add assertions about the kind of
409 declaration we are processing.
410 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
411 (start_decl): Likewise.
412 (finish_decl): Likewise.
413 * c-semantics.c (emit_local_var): Likewise.
414 * calls.c (expand_call): Likewise.
415 * dbxout.c (dbxout_symbol): Likewise.
416 * emit-rtl.c (unshare_all_rtl): Likewise.
417 (unshare_all_decls): Likewise.
418 (reset_used_decls): Likewise.
419 * expr.c (store_constructor): Likewise.
420 (safe_from_p): Likewise.
421 (expand_expr): Likewise.
422 * function.c (put_var_into_stack): Likewise.
423 (instantiate_decls_1): Likewise.
424 (assign_parms): Likewise.
425 (expand_function_start): Likewise.
426 (expand_function_end): Likewise.
427 * ggc-common.c (gcc_mark_trees): Likewise.
428 * integrate.c (function_cannot_inline_p): Likewise.
429 (copy_decl_for_inlining): Likewise.
430 (expand_inline_function): Likewise.
431 (integrate_parm_decls): Likewise.
432 (integrate_decl_tree): Likewise.
433 * print-tree.c (print_node): Likewise.
434 * reg-stack.c (stack_result): Likewise.
435 * stmt.c (label_rtx): Likewise.
436 (expand_return): Likewise.
437 (expand_decl): Likewise.
438 (expand_decl_cleanup): Likewise.
439 (expand_anon_union_decl): Likewise.
440 * toplev.c (check_global_declarations): Likewise.
441 (rest_of_decl_compilation): Likewise.
442 * tree.c (simple_cst_equal): Likewise.
443 * objc/objc-act.c (generate_static_references): Likewise.
445 2001-03-14 Zack Weinberg <zackw@stanford.edu>
447 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
448 gcc_AC_C_FLOAT_FORMAT): New macros.
449 * configure.in: Add AC_PROG_CPP after CC tests;
450 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
451 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
452 * configure, config.in: Regenerate.
454 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
455 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
456 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
457 config/i370/xm-linux.h, config/i370/xm-oe.h,
458 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
459 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
460 config/pa/xm-linux.h, config/pa/xm-pa.h,
461 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
462 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
463 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
464 config/we32k/xm-we32k.h: Delete.
466 * config/i370/xm-mvs.h, config/m88k/m88k.h,
467 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
468 config/vax/xm-vms.h: Don't define any of:
469 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
471 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
473 * config.gcc: Remove references to deleted files.
474 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
475 FATAL_EXIT_CODE, which is the same between oe and mvs).
477 2001-03-14 DJ Delorie <dj@redhat.com>
478 Vladimir Makarov <vmakarov@redhat.com>
480 * config/i960/i960.c (i960_function_prologue): Compute size of
481 frame according to number of registers actually saved there.
483 2001-03-14 Richard Henderson <rth@redhat.com>
485 * expr.c (emit_move_insn_1): Fix else if around #endif.
487 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
490 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
493 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
495 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
496 (override_options): Parse cmodel string.
497 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
498 * i386.h (TARGET_OPTIONS): Add "cmodel".
499 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
501 (ix86_cmodel_string, ix86_cmodel): Declare.
503 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
506 * i386.h (GENERAL_REG_P): Add missing REG_P.
508 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
510 * configure.in: Use $gcc_cv_as instead of $as.
511 * configure: Regenerated.
513 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
515 * cppfiles.c (stack_include_file): Only increase the include
516 count if we actually process the file properly, as opposed
517 to treating it as length zero. Only call read_include_file
518 if not DO_NOT_REREAD. Handle the -H include file output
520 (read_include_file): Remove now redundant DO_NOT_REREAD check.
521 (cpp_included, find_include_file): Simplify pathnames after
522 remapping them. If remapping, don't use the remapped file
523 name's buffer as our scratch buffer.
524 (cpp_pop_file_buffer): Replace the multiple include macro
525 only if it isn't yet set.
526 (read_name_map): Simplify remapped names when reading in.
527 (remap_filename): Move code to code path that uses it.
528 (_cpp_simplify_pathname): Return the input pointer.
529 * cpphash.h (_cpp_simplify_pathname): Update prototype.
531 2001-03-14 Mark Mitchell <mark@codesourcery.com>
533 * expr.c (expand_expr): Revove bogus conditional.
535 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
537 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
539 2001-03-14 Jakub Jelinek <jakub@redhat.com>
541 * reg-stack.c (stack_result): Unconditionally use
542 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
544 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
546 * expr.c (emit_move_insn_1): Split push of complex value when
547 no suitable push instruction exist.
549 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
552 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
554 * alias.c (handled_component_p, can_address_p): New functions.
555 (get_alias_set): Use them.
557 2001-03-13 Jim Wilson <wilson@redhat.com>
559 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
560 from 80 in try_locals code.
561 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
563 2001-03-13 Zack Weinberg <zackw@stanford.edu>
565 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
566 gcc_AC_C_LONG_LONG): New.
567 * configure.in: Use them. Probe the size of short, int, long,
568 and long long/__int64 if we have them. Move all the AC_C_*
569 checks together, except gcc_AC_C_CHAR_BIT which has to go
570 after AC_CHECK_HEADERS(limits.h).
571 Take hwint.h out of host_xm_file and build_xm_file.
573 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
574 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
575 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
576 Move the HOST_WIDEST_INT setup logic here from system.h.
577 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
579 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
580 is now handled by hwint.h.
582 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
583 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
584 config/ia64/xm-ia64.h: Don't define any of:
585 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
586 HOST_BITS_PER_LONGLONG.
588 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
589 config/h8300/xm-h8300.h, config/mips/iris6.h,
590 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
591 config/sparc/xm-sp64.h: Delete.
592 * config.gcc: Remove references to deleted files.
594 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
595 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
596 * config/i370/xm-linux.h: Clarify floating-point situation in
599 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
601 * cppfiles.c (NO_INCLUDE_PATH): New macro.
602 (find_include_file): Decide here which part of the include
603 chain to start the search. Complain about an empty include
604 chain in all cases apart from an abolsute file name.
605 (_cpp_execute_include): Don't choose the search chain here.
606 Don't call handle_missing_include in the case of an empty
608 (_cpp_compare_file_date): Don't choose the search chain here.
609 * cpplib.c (do_include_next): Move the in-main-file diagnostic
610 here from _cpp_execute_include. Behave like #include if
611 we're in the main file.
613 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
615 * system.h (malloc, realloc, calloc, strdup): Only poison these
616 tokens when IN_GCC is defined.
618 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
620 * i386.md (abs?f expander): Support SSE case.
621 (abd?f_if): Add new "USE"; add splitters.
623 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
625 * cpp.texi (poison): Explain the macro expansion exception.
627 2001-03-13 Jakub Jelinek <jakub@redhat.com>
629 * expr.c (store_expr): Add dont_store_target. If temp is already in
630 target before copying to reg, don't store it into target again.
632 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
634 * cppinternals.texi: Update for file handling.
636 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
638 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
639 2001-02-24 which broke building the Java library.
640 * function.c (identify_blocks): Likewise.
641 (all_blocks): Likewise.
642 * integrate.c (integrate_decl_tree): Likewise.
643 * print-tree.c (print_node): Likewise.
644 * tree.h (BLOCK_NUMBER): Likewise.
645 (struct tree_block): Likewise.
647 2001-03-12 David Edelsohn <edelsohn@gnu.org>
649 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
650 __WCHAR_TYPE__ definition.
651 (WCHAR_TYPE_SIZE): #undef before #define.
653 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
655 * cppfiles.c: Update comments.
656 (destroy_include_file_node): Rename destroy_node.
657 (find_or_create_entry): New function.
658 (open_file, _cpp_fake_include): Use it.
659 (handle_missing_header): New function, broken out of
660 _cpp_execute include. Don't segfault if there is no
661 system or quoted path.
662 (_cpp_execute_include): Use handle_missing_header.
664 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
666 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
667 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
669 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
671 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
672 unless anti_dependence says they are.
673 * alias.c (objects_must_conflict): If neither has a type specified,
676 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
677 David Billinghurst <David.Billinghurst@riotinto.com>
679 * config/mips/iris5.h: Change WCHAR_TYPE to int.
681 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
683 * i386.md (trunctfdf2_2): Rename missnamed pattern.
684 (*_one_bit): Remove type on the match_operand in attributes.
686 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
688 * i386.c: Commit forgotten hunk in previous patch.
689 (regclass_map): Add extended registers.
690 (dbx_register_map): Add missing frame register.
692 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
694 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
696 * i386.md (x86_sahf_1): Disable for 64bit.
697 (popsi*, pophi*): Likewise.
698 (pushqi, pushhi): Likewise.
699 (movdi, pushdi): Likewise.
700 (zero extend DImode splitter): Likewise.
701 (adddi, minusdi splitter): Likewise.
702 (umulsidi): Likewise.
704 (mulsidi): Disable for 64bit
705 (lshift:DI/ashift:DI): Disable for 64bit.
706 (loop patterns): Likewise.
707 (call_pop, call_value_pop expanders and patterns): Likewise.
708 (prologue_get_pc): Likewise.
710 (fcmovDI pattern and splitter): Likewise.
711 (movdfcc_1_rex64): New.
713 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
715 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
716 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
717 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
718 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
719 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
720 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
721 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
722 (PUSH_ROUNDING): x86_64 rounds to 64bits.
723 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
724 (REGPARM_MAX): Set to 6 for x86_64.
725 (SSE_REGPARM_MAX): Set to 16 for x86_64.
726 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
729 * (patterns that does use upper halves): Update constraints
730 'q' to 'Q' and 'r' to 'R'.
731 (cmpqi_ext_1): Disable for 64bit.
732 (cmpqi_ext_3_insn): Likewise.
733 (movqi_extzv_1): Likewsie.
734 (addqi_ext_1): Liekwsie
735 (testqi_ext_1): Liekwsie
736 (andqi_ext_1): Liekwsie
737 (xorqi_ext_1): Liekwsie
738 (cmpqi_ext_1_rex64): New.
739 (cmpqi_ext_3_insn_rex64): Likewise.
740 (movqi_extzv_1_rex64): Likewsie.
741 (addqi_ext_1_rex64): Liekwsie
742 (testqi_ext_1_rex64): Liekwsie
743 (andqi_ext_1_rex64): Liekwsie
744 (xorqi_ext_1_rex64): Liekwsie
746 2001-03-11 Zack Weinberg <zackw@stanford.edu>
748 * configure.in: Move check for unsigned enumerated bitfields
749 to macro in aclocal.m4. Disable it for now.
750 * configure, config.in: Regenerate.
751 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
752 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
753 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
754 kind above its first use.
756 * config/xm-interix.h, config/alpha/xm-alpha.h,
757 config/i370/xm-linux.h, config/i386/xm-beos.h,
758 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
759 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
760 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
761 Don't define ONLY_INT_FIELDS under any circumstances.
763 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
765 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
766 config/sparc/xm-sysv4.h: Delete - now identical with some
768 * config.gcc (hppa targets): Replace xm-pahpux.h and
769 xm-papro.h with implicit xm-pa.h.
770 (sparc targets): Replace xm-sysv4.h with implicit or explicit
773 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
775 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
776 before reload_cse_noop_set_p.
778 2001-03-11 Zack Weinberg <zackw@stanford.edu>
780 * config.gcc: Where xm-host.h used to include another
781 xm-host.h, list the nested header directly in xm_file. Remove
782 references to deleted files. Can now use sparc/xm-sp64.h for
785 * config/xm-linux.h, config/arm/xm-linux.h,
786 config/i386/xm-dos.h, config/i386/xm-gnu.h,
787 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
788 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
789 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
790 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
793 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
794 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
795 bother to wrap #undef in #ifdef.
796 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
797 Don't include xm-linux.h.
798 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
800 * configure.in: Wrap regexps using [] in changequote block.
801 Use expr : not echo | grep. Simplify regexps.
802 * configure: Regenerate.
804 56 xm-files remain, 22 xm-arch.
806 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
808 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
809 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
810 (local_index, local_rindex): Delete, use strchr/strrchr instead.
811 (copy_object): Fix format specifier vs argument mismatch.
813 * mips-tdump.c: Make local functions static.
814 (rindex): Don't #undef.
815 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
816 (fatal, fancy_abort): Delete.
817 (read_seek): Avoid signed/unsigned compare.
819 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
821 * combine.c (try_combine): Fix error in change to try original
823 (gen_rtx_combine): Do same as gen_rtx for now.
825 2001-03-11 Zack Weinberg <zackw@stanford.edu>
827 * configure.in: AC_SUBST xm_defines.
828 * configure: Regenerate.
829 * Makefile.in: Set DEFINES=$(xm_defines) when building
832 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
834 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
835 (cpp_included, find_include_file): Update.
836 (_cpp_compare_file_date): Make else unconditional.
838 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
840 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
842 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
844 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
845 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
847 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
849 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
850 if it's a record type.
852 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
854 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
855 mingw includes slightly.
857 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
859 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
860 #undef token before poisoning it.
862 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
864 * alpha.c (check_float_value): Use memcpy, not bcopy.
866 * m32r.c (m32r_sched_reorder): Likewise.
868 * vax.c (check_float_value): Likewise.
870 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
872 * toplev.c (file_name_nondirectory): Remove.
873 * toplev.h: Similarly.
874 * dwarf2out.c (compute_section_prefix): Use lbasename instead
875 of file_name_nondirectory.
877 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
879 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
880 * mips-tfile.c: Don't #undef rindex; not used.
882 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
884 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
885 (dbx64_register_map): Declare.
886 (RETURN_ADDR_RTX): Fix for 64bit.
887 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
888 (INCOMING_FRAME_SP_OFFSET): Set to 8.
889 * i386.c (dbx64_register_map): New global array.
890 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
891 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
894 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
896 * cppfiles.c (search_from): Use lbasename.
897 * mkdeps.c (deps_add_default_target): Use lbasename.
899 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
901 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
902 xcalloc in lieu of malloc, realloc & calloc.
904 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
906 * gengenrtl.c (xmalloc): Likewise.
908 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
909 really_call_* memory allocation routines.
911 * stmt.c (check_for_full_enumeration_handling): Use
912 really_call_calloc, not calloc.
914 * system.h (really_call_malloc, really_call_calloc,
915 really_call_realloc): Define.
916 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
918 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
920 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
922 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
924 * configure: Rebuilt.
925 * configure.in: Only use `lang_requires' for languages athat are
928 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
930 * invoke.texi: Fix typo.
933 2001-03-09 Zack Weinberg <zackw@stanford.edu>
935 * configure.in: Prune nonexistent files from build_xm_file,
936 xm_file, and host_xm_file lists. Warn unless they're
938 Don't generate *config.h here.
939 AC_SUBST all variables needed to generate *config.h.
940 * configure: Regenerate.
941 * mkconfig.sh: New helper script, from code removed from
943 * Makefile.in: Zap all MALLOC variables - no longer used
944 anywhere, and malloc.c doesn't exist.
945 Substitute in variables needed to generate *config.h.
946 Stop lying about the dependencies contained in CONFIG_H and
948 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
949 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
950 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
951 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
952 $(TM_P_H), etc. as appropriate.
954 * config.gcc: Zap references to deleted files.
955 * ggc-none.c: Don't include rtl.h or tm_p.h.
957 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
958 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
959 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
960 config/i386/xm-linux.h, config/i386/xm-linux.h,
961 config/i386/xm-next.h, config/i386/xm-openbsd.h,
962 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
963 Don't include i386/xm-i386.h.
965 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
966 config/i386/xm-i386.h, config/i860/xm-i860.h,
967 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
968 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
969 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
970 Delete (empty except comments, #includes of other deleted
971 files, and macros used nowhere).
973 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
975 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
976 independent on TARGET_FLAGS.
978 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
980 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
982 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
984 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
986 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
987 LAST_REX_SSE_REG): define.
988 (enum reg_class): Add 'LEGACY_REGS'
989 (REG_CLASS_CONTENTS): Likewise; add extended registers.
990 (SSE_REGNO_P): Recognize extended registers.
991 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
992 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
993 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
994 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
995 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
996 REG_OK_FOR_STRREG_P): Remove.
997 (HI_REGISTER_NAMES): Add extended registers.
998 (ADDITIONAL_REGISTER_NAMES): Likewise.
999 (QI_REGISTER_NAMES): Add 8bit extended registers.
1000 (DEBUG_REG): Support extended registers.
1001 * i386.c (regclass_map): Add extended registers.
1002 (dbx_register-map): Likewise.
1003 (svr4_dbx_register_map): Likewise.
1004 (print_reg): Support extended registers.
1005 (print_operand): Support 64bit operands.
1007 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
1009 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
1010 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1011 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
1012 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
1013 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
1014 STACK_BOUNDARY): Set properly for 64bits.
1015 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
1016 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
1017 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
1018 (MOVE_MAX): Set to 16.
1019 (MOVE_MAX_PIECES): 8 for 64bit.
1020 (Pmode): Set to SImode.
1022 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
1024 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
1026 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
1028 * i386.h (mask_64bit): New constant.
1029 (target_64bit): New macro.
1030 (target_options): Add '64'/'32'
1031 (target_default): Define.
1032 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
1033 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
1034 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
1036 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
1038 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
1040 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
1042 * rtlanal.c (rtx_varies_p): Check operand 0 of a
1043 LO_SUM unless for_alias is set.
1045 2001-03-08 Stan Shebs <shebs@apple.com>
1047 * objc/objc-act.c: Fix old typos in comments, add comments for
1049 (hash_init): Fix file name in error message.
1050 (hash_enter): Ditto.
1051 (hash_add_attr): Ditto.
1052 (continue_class): Ditto.
1054 2001-03-08 Bruce Korb <bkorb@gnu.org>
1056 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
1057 wait4() can receive the signal.
1059 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1061 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
1063 * fixinc/fixincl.x: Regenerate.
1065 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1067 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
1069 * fixinc/fixincl.x: Regenerate.
1071 2001-03-08 Richard Henderson <rth@redhat.com>
1073 * configure.in (HAVE_AS_LEB128): New assembler check.
1074 * configure, config.in: Rebuilt.
1076 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
1078 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
1081 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1083 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
1084 references to the MAXPATHLEN macro.
1086 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
1087 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
1090 * config/i386/xm-gnu.h, config/xm-gnu.h,
1091 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
1092 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
1093 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
1094 and/or unused files.
1096 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
1097 doing so in various xm-*.h files.
1099 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1101 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
1103 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
1105 * configure.in (enable_shared): Support per-package shared-library
1107 * configure: Rebuilt.
1109 2001-03-07 David Edelsohn <edelsohn@gnu.org>
1111 * rs6000.md (cr logic): Add original POWER mnemonic alternative
1112 for crnot. Set operands[5] in splitter.
1114 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1116 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
1117 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
1118 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
1119 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
1120 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
1121 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
1122 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
1125 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
1126 config/i370/xm-i370.h, config/i386/xm-dgux.h,
1127 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
1128 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
1129 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
1130 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
1131 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
1132 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
1133 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
1134 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
1135 Delete unused and/or empty files.
1137 * config.gcc: Define USG in xm_defines as appropriate. Define
1138 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
1139 macro. Remove deleted xm-* files from $xm_files variable.
1141 2001-03-07 Tom Tromey <tromey@redhat.com>
1143 * configure: Rebuilt.
1144 * configure.in: Allow config-lang.in to set `lang_requires' to list
1145 of other required languages.
1147 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
1149 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
1151 (output_prologue): Use xmalloc not oballoc.
1152 (output_epilog): Free a29k_first_epilogue_insn when finished.
1153 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
1155 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
1157 * builtins.c (expand_builtin_mathfn): Check
1158 flag_unsafe_math_optimizations, not flag_fast_math.
1159 (expand_builtin): Likewise
1160 * combine.c (combine_simplify_rtx): Likewise.
1161 (simplify_if_then_else): Likewise.
1162 * cse.c (fold_rtx): Likewise.
1163 * flags.h: Remove flag_fast_math. Add
1164 flag_unsafe_math_optimizations and flag_trapping_math.
1165 * fold-const.c (negate_expr): Check
1166 flag_unsafe_math_optimizations, not flag_fast_math.
1167 (invert_truthvalue): Likewise.
1168 (fold): Likewise. Before associating operands, check that
1169 code == MULT_EXPR, not code != MULT_EXPR.
1170 * ifcvt.c (noce_try_minmax): Check
1171 flag_unsafe_math_optimizations, not flag_fast_math.
1172 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
1173 * invoke.texi: Document -funsafe-math-optimizations and
1174 -fno-trapping-math. Change documentation for -ffast-math.
1175 * jump.c (reversed_comparison_code_parts): Likewise.
1176 (rtx_equal_for_thread_p): Likewise.
1177 * optabs.c (emit_conditional_move): Likewise.
1178 * simplify-rtx.c (simplify_binary_operation): Likewise.
1179 (simplify_relational_operation): Likewise.
1180 (simplify_ternary_operation): Likewise.
1181 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
1182 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
1183 Add trapping-math and unsafe-math-optimizations entries to f_options.
1184 (set_fast_math_flags): New, sets flags for -ffast-math.
1185 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
1186 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
1187 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
1189 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
1190 (alpha_emit_conditional_move): Initialize local_fast_math to
1191 flag_unsafe_math_optimizations, not flat_fast_math.
1192 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
1193 instead of setting flag_fast_math to 1.
1194 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
1196 * config/i386/i386.c (override_options): Likewise
1197 * config/i386/i386.md: Likewise.
1198 * config/m68k/m68k.md: Likewise.
1199 * config/mips/mips.md: Likewise.
1200 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
1201 (rs6000_generate_compare): Likewise.
1203 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1205 * Makefile.in: Set RANLIB to @RANLIB@.
1208 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1210 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1211 * fixinc/fixincl.x: Regenerated.
1213 2001-03-07 Richard Henderson <rth@redhat.com>
1215 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1217 2001-03-07 Richard Henderson <rth@redhat.com>
1219 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
1220 of block notes and exception handling notes.
1222 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
1223 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
1224 (compile_file): ... here.
1226 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1228 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
1230 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
1231 config.h now. Include libiberty.h to handle alloca.
1233 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1235 * c-parse.in (yylexname): New function, split out of _yylex.
1236 (objc_rid_sans_at): New table.
1237 (init_reswords): Initialize it.
1238 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1239 retrieving the next token and checking it for significance as
1240 an ObjC keyword or string constant.
1242 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1243 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1245 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1248 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1250 * config/m68k/m68k.c (const_uint32_operand): Accept any
1251 const_int on a 32-bit host.
1253 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1255 * objc/objc-act.c (init_objc): Set save_lang_status,
1256 restore_lang_status, and mark_lang_status.
1258 2001-03-06 Krister Walfridsson <cato@df.lth.se>
1260 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
1262 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1264 * cppinternals.texi: Update.
1266 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1268 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1269 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
1270 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
1271 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
1272 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
1273 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1274 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
1275 config/i386/xm-i386.h, config/i860/xm-i860.h,
1276 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1277 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
1278 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1279 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1280 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1281 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1282 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
1283 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1284 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
1285 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1286 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1287 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
1288 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
1289 match the defaults provided in hwint.h.
1291 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1292 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
1294 * config.gcc (xm_file): Don't set to files which are deleted.
1296 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
1297 guard this file against these macros being undefined.
1299 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1301 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1302 and DECL_DEFER_OUTPUT on the decl we create, before calling
1303 rest_of_decl_compilation.
1305 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1307 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1309 * configure, config.in: Regenerate.
1310 * config.gcc: Remove references to deleted files.
1312 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1313 genrecog.c, rtl.c: Do not use alloca anywhere.
1315 * Makefile.in, build-make, system.h, config/x-interix,
1316 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1317 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1318 config/arc/xm-arc.h, config/arm/xm-arm.h,
1319 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1320 config/h8300/xm-h8300.h, config/i370/x-oe,
1321 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1322 config/i386/x-ncr3000, config/i386/x-sco5,
1323 config/i386/xm-dgux.h, config/i860/x-sysv4,
1324 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1325 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1326 config/m68k/x-hp320g, config/m69k/x-mot3300,
1327 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1328 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1329 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1330 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1331 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1332 config/mips/x-iris, config/mips/x-iris3,
1333 config/mips/x-sni-svr4, config/mips/x-sysv,
1334 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1335 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1336 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1337 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1338 config/pa/xm-papro.h, config/romp/xm-romp.h,
1339 config/rs6000/x-aix31, config/rs6000/x-aix41,
1340 config/rs6000/x-beos, config/rs6000/x-lynx,
1341 config/rs6000/x-mach, config/rs6000/x-rs6000,
1342 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1343 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1344 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1345 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1346 config/vax/xm-vms.h: Eradicate all references to alloca and
1349 * config/xm-alloca.h, config/clipper/x-clix,
1350 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1351 config/i860/x-sysv3, config/m88k/x-sysv3,
1352 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1353 (contained only alloca related hacks).
1355 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1358 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1360 * invoke.texi: Document __FAST_MATH__.
1362 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1364 * crtstuff.c: Restore include of auto-host.h.
1366 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1368 Put main() in a separate file, so that the language
1369 front-end can use a different main().
1372 * toplev.c: (main): Rename as toplev_main.
1373 * toplev.h: Declare toplev_main.
1374 * Makefile.in (OBJS): add toplev.o.
1375 (BACKEND): remove toplev.o, add main.o.
1377 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1379 * cppfiles.c (search_from): Special case the empty string.
1381 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1383 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1384 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1385 strlen or strcpy; we already know the length.
1386 (_cpp_compare_file_date): Similarly.
1387 * cpphash.h (struct cpp_reader): Delete done_initialising.
1388 (CPP_PREV_BUFFER): Delete.
1389 * cppinit.c (cpp_start_read): Don't set done_initialising.
1390 * cpplex.c (parse_string): Guarantee null-termination.
1391 (_cpp_equiv_toklists): Remove.
1392 * cpplib.c (glue_header_name): Null-terminate.
1393 (do_line): Don't leak memory.
1394 * cpplib.h (BT_WEAK): Delete.
1395 * cppmain.c (cb_ident): Strings are now null-terminated.
1397 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1399 * gcc.c (convert_filename): Append executable suffix
1400 if NO_AUTO_EXE_SUFFIX is not defined.
1401 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1402 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1404 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1406 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1407 * c-parse.gperf, c-gperf.h: Delete.
1408 (c-gperf.h was accidently re-added to the CVS repo in the rev
1409 1.16 commit by tromey)
1411 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1413 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1414 macro arguments when looking for the '('.
1415 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1416 2 when really parsing arguments; 1 when looking for '('.
1417 Always restore the lexer position.
1419 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1421 * longlong.h (umul_ppmm): Don't use a multiline string.
1423 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1425 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1426 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1427 t_bool in declaration because pcc can't combine volatile with typedef
1430 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1432 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1433 until when it is really needed.
1434 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1435 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1436 * i386.md (float?i?f splitter): Don't force source operand to memory
1438 (sse_movdfcc): Fix constraint.
1439 (sse_movdfcc splitter): Handle properly the second alternative.
1441 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1443 * cpplex.c (parse_string): Unconditionally pedwarn.
1445 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1448 * cppexp.c (parse_number): Update.
1449 * cpplex.c (parse_string): Pedwarn if multiline string does not
1450 result from a system header's macro.
1451 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1452 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1453 for function-like macros too.
1454 * c-lex.c (lex_number): Update.
1456 2001-03-03 Richard Henderson <rth@redhat.com>
1458 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1460 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1462 * combine.c (try_combine): If split with mode-changed scratch
1463 register didn't work, try the original mode.
1465 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1467 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1468 * config/c4x/c4x.h: Likewise.
1469 * stor-layout.c (compute_record_mode): Likewise.
1470 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1472 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1474 * configure.in: Kill tm.h. Include the files in the $tm_file
1475 list in all three of config.h, hconfig.h, tconfig.h, after the
1476 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1477 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1478 * configure: Regenerate.
1479 * Makefile.in (clean): Don't delete tm.h.
1481 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1482 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1483 those are not defined, set SEC and FEC to 0 and 1.
1484 * gcc.texi: Update to match.
1486 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1487 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1488 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1489 Include tconfig.h, not tm.h.
1491 * config/xm-lynx.h, config/xm-std32.h,
1492 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1493 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1494 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1495 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1496 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1497 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1498 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1499 config/i386/xm-i386.h, config/i860/xm-i860.h,
1500 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1501 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1502 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1503 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1504 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1505 config/pa/xm-linux.h, config/pa/xm-pa.h,
1506 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1507 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
1508 config/pj/xm-pj.h, config/romp/xm-romp.h,
1509 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1510 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1511 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1512 config/v850/xm-v850.h, config/vax/xm-vax.h,
1513 config/we32k/xm-we32k.h:
1515 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
1517 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
1518 config/i370/xm-oe.h: Don't include tm.h. Don't define
1520 * config/vax/xm-vms.h: Don't include tm.h.
1522 * config/xm-lynx.h, config/avr/xm-avr.h,
1523 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
1524 Delete; made empty by above changes.
1525 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1526 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
1527 Don't include config/xm-lynx.h or tm.h.
1529 * config/xm-gnu.h: Don't include fcntl.h.
1530 * config/sparc/xm-lynx.h: Don't include sys/types.h and
1532 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
1534 2001-03-02 Richard Henderson <rth@redhat.com>
1536 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
1537 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
1539 2001-03-02 Richard Henderson <rth@redhat.com>
1541 * Makefile.in (OBJS): Add dwarf2asm.o.
1542 * dwarf2asm.c, dwarf2asm.h: New files.
1543 * dwarf2out.c (*): Use them.
1544 (size_of_uleb128, size_of_sleb128): Remove.
1545 (output_uleb128, output_sleb128): Remove.
1546 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1547 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1548 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1549 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1550 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1551 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1552 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1553 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1554 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1555 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1556 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1557 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1558 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1559 (dwarf2out_frame_debug): Remove unused variables.
1560 (output_loc_operands): Don't abort on 8 byte constants if
1561 host integers are wide enough.
1562 (output_symbolic_ref): Remove.
1563 (size_of_die): Don't assume 4 byte host integers.
1564 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1566 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1567 something stupid with HOST_WIDE_INT to long truncation.
1568 [CONST_DOUBLE]: Likewise.
1570 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1571 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1572 * config/arm/unknown-elf.h: Likewise.
1573 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1574 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1575 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1576 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1577 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1578 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1579 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1580 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1581 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1582 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1583 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1584 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1586 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1588 * cselib.c (hash_rtx): Cast enums to unsigned int.
1590 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1592 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1593 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
1595 * c-format.c (C_STD_VER): Cast to int for comparisons.
1596 (check_function_format): Cast various enums to int for &.
1597 (maybe_read_dollar_number): Likewise.
1598 (check_format_info): Likewise.
1599 (check_format_info_main): Likewise.
1600 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1601 (safe_from_p): Likewise.
1602 * varasm.c (const_hash): Cast enum to int for %.
1603 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1604 pcc enum problems with < and ++ operators.
1605 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1606 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1607 (regclass_init): Change enum class to int to iterate over reg_classes.
1608 * genrecog.c (merge_trees): Cast enums for comparison.
1609 * rtl.h (GET_CODE): Cast to enum rtx_code.
1610 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1611 (GET_MODE): Cast to enum machine_mode.
1612 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1613 (GET_NOTE_INSN_NAME): Cast enum to int.
1614 * tree.h (TREE_CODE): Cast to enum tree_code.
1615 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1616 * timevar.c (timevar_print): Change loop variable id from enum to
1618 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1619 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1620 * toplev.c (compile_file): Cast enum DFI to int.
1621 (decode_d_option): Likewise.
1623 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1625 * cppinit.c (append_include_chain): Mark "after" include file name list
1626 as a system directory.
1627 * cpp.texi: Document new behavior.
1629 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
1631 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
1633 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
1635 * cppfiles.c (struct include_file): Update.
1636 (stack_include_file): Use search_from.
1637 (cpp_included, find_include_file): Update.
1638 (cpp_execute_include): Update. ptr->name may not be
1639 null terminated. Use the new search_from member variable
1641 (_cpp_compare_file_date): Similarly.
1642 (search_from): New function, similiar to actual_directory.
1643 (actual_directory): Delete.
1644 (remap_filename): Update. loc->name may not be null terminated.
1645 (struct file_name_list): Rename search_path. Update.
1646 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
1647 search_from and dir.
1648 (struct cpp_reader): Remove actual_dirs.
1649 * cppinit.c (struct cpp_pending): Update for renamed objects.
1650 (append_include_chain, remove_dup_dir, remove_dup_dirs,
1651 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
1652 * cpplib.h (struct cpp_options): Similarly.
1654 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1656 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1657 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1658 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1659 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1660 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1661 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1662 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1663 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1664 config/i370/xm-oe.h, config/i386/xm-aix.h,
1665 config/i386/xm-i386.h, config/i386/xm-osf.h,
1666 config/i860/xm-i860.h, config/i960/xm-i960.h,
1667 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1668 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1669 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1670 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1671 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1672 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1673 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1674 config/pj/xm-pj.h, config/romp/xm-romp.h,
1675 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1676 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1677 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1678 config/v850/xm-v850.h, config/vax/xm-vax.h,
1679 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1680 Do not define TRUE or FALSE.
1682 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1683 empty by above change.
1684 * config.gcc: Remove references to these files.
1686 * configure.in: Detect stdbool.h.
1687 * configure, config.in: Regenerate.
1688 * system.h: Include stddef.h here if available.
1689 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
1690 Then set up a sensible boolean type at the very end.
1692 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1693 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
1695 * hash.h: Delete 'boolean' typedef and related #undefs.
1697 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
1698 all uses of 'boolean' with 'bool'.
1700 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1702 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
1703 * cppexp.c (lex): Cast enums for comparison.
1704 * cppinit.c (parse_option): Cast enum for comparison.
1705 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
1706 (cpp_output_token): Likewise.
1707 (cpp_can_paste): Cast enums for comparsion and plus/minus.
1708 (cpp_avoid_paste): Cast enums for minus and comparison.
1710 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1712 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
1713 field to all array elements.
1715 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1717 * cpphash.h (struct cpp_reader): Add print_version field.
1718 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
1719 just set print_version and other flags as appropriate.
1720 (cpp_post_options): Print version here if print_version is set.
1722 * toplev.c (exit_after_options): New flag.
1723 (independent_decode_option): Don't exit here; just set
1725 (main): Exit after calling lang_hooks.post_options if
1726 exit_after_options is true.
1728 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
1729 (merge_include_chains): Adjust comment to match code.
1731 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1733 * stringpool.c (set_identifier): New function.
1734 * tree.h: Prototype it.
1736 * c-parse.in: Kill D_YES. If compiled for objc, call
1737 save_and_forget_protocol_qualifiers from init_reswords.
1738 * objc/objc-act.c (remember_protocol_qualifiers,
1739 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
1740 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
1742 (save_and_forget_protocol_qualifiers): New function.
1743 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
1745 2001-03-01 Diego Novillo <dnovillo@redhat.com>
1747 * c-semantics.c (prune_unused_decls): Return error_mark_node
1748 instead of (tree) 1 to stop traversing the tree chain.
1750 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1752 Fix a problem introduced by Kenner's Feb 18 change.
1753 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
1754 flag_cse_skip_blocks only temporarily, not for ever.
1756 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
1758 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
1759 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
1761 * pa.c (emit_move_sequence): Verify operand0 is a hard register
1762 before determining its register class.
1764 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1766 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
1767 from reg 4 if current_function_calls_setjmp.
1768 (gen_nop_type): New function.
1769 (ia64_emit_nops): New function.
1770 (ia64_reorg): Call it.
1771 (ia64_sched_reorder): Move code that rotates bundles up a bit.
1773 * reload1.c (eliminate_regs_in_insn): Restrict the special case
1774 code not to try to optimize adds with anything but a REG destination.
1776 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
1777 (INSN_PRIORITY_KNOWN): New accessor macro.
1778 * haifa-sched.c (priority): Use it instead of testing priority against
1781 2001-02-28 DJ Delorie <dj@redhat.com>
1783 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
1784 since that doesn't work the way gcc wants on a generic m68k.
1786 2001-02-28 Richard Henderson <rth@redhat.com>
1788 * caller-save.c (save_call_clobbered_regs): Fix typo in
1789 comparison last change.
1791 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
1793 * i386.c (pentium4_cost): New.
1794 (m_PENT4): New macro.
1795 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
1796 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
1797 x86_integer_DFmode_moves, x86_partial_reg_dependency,
1798 x86_memory_mismatch_stall): Add Pentium4
1799 (x86_use_q_reg, x86_use_any_reg): Kill.
1800 (override_options): Add pentium4.
1801 (incdec_operand): Return 0 for pentium4.
1802 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
1803 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
1804 (TARGET_PENTIUM4): Define.
1805 (enum processor_type): Add PROCESSOR_PENTIUM4.
1806 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
1807 * i386.md (attribute "cpu"): Add pentium4.
1808 * invoke.texi (march): Add pentium4.
1810 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
1812 * i386.md (sse_mov?fcc*): New patterns and splitters.
1813 * i386.c (ix86_expand_movcc): Work post-reload; recognize
1814 the SSE based conditional moves.
1816 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
1818 * i386.md (attribute mode): Add "TI".
1819 (movsf_1): Add pxor support; remove constant propagation splitter.
1820 (movdf_integer): Likewise.
1821 (movdf_nointeger): Likewise.
1822 (movxf constant prop splitter): Handle all modes; update for SSE.
1823 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
1824 * i386.c (standard_80387_constant_p): Rewrite.
1825 (standard_sse_constant_p): New.
1826 * i386-protos.h (standard_sse_constant_p): New.
1828 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
1830 * i386.md (sse_setccsf, sse_setccdf): New.
1831 (sse_cmp* patterns): Use '%D' instead of outputtting condition
1833 * i386.c (sse_comparison_operator): Accept the supported unordered
1834 comparses; be ready for fast_math.
1835 (print_operand): Support 'D'.
1837 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
1839 * jump.c (reversed_comparison_code): Kill.
1841 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
1843 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
1846 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
1848 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
1849 add missing '%' in constraints.
1851 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
1853 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
1854 for HOST_BITS_PER_WIDE_INT == 32 too.
1856 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
1858 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
1860 (insert_save, insert_restore): New parameter save_mode.
1861 (init_caller_save): Update initialization of reg_save_code
1862 and reg_restore_code.
1863 (save_call_clobbered_regs): Compute save_modes and update calls to
1864 reg_save_code and reg_restore_code.
1865 (insert_restore): Unsignetize numbers; use save_modes to choose mode
1866 of spill; update use of reg_restore_code.
1867 (insert_save): Likewise.
1868 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1869 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1870 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1872 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1874 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
1875 noce_try_store_flag_inc, noce_try_store_flag_mask,
1876 noce_try_cmove_arith):
1877 Use reversed_comparison_code instead of reverse_comparison and
1878 can_reverse_comparison_p.
1880 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
1882 * jump.c (reversed_comparison_code_parts): Allow reversal of
1883 unordered compares in -ffast-math mode; reverse ordered compares
1884 for FP even w/o -ffast-math.
1886 2001-02-27 Richard Henderson <rth@redhat.com>
1888 * print-rtl.c (print_rtx) [i]: Don't print field five on
1889 NOTEs other than NOTE_INSN_DELETED_LABEL.
1891 2001-02-27 Zack Weinberg <zackw@stanford.edu>
1893 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
1894 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
1896 2001-02-27 Diego Novillo <dnovillo@redhat.com>
1898 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
1899 even if walk_subtrees is 0.
1900 * c-semantics.c (prune_unused_decls): Return a non-null value to
1901 stop traversing the tree chain.
1903 2001-02-27 DJ Delorie <dj@redhat.com>
1905 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
1906 register, *then* define it as the new CFA.
1908 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
1910 * pa.c (override_options): Promote -fpic to -fPIC.
1911 (legitimize_pic_address): Simplify due to removal of
1912 small PIC as a code generation option.
1913 (secondary_reload_class): Similarly.
1914 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1915 (PRINT_OPERAND_ADDRESS): Similarly.
1916 * pa.md (various patterns): Similarly.
1917 (small pic lo_sum pattern): Remove.
1919 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
1922 * md.texi (min, max): Document
1924 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
1926 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
1927 TARGET_PARTIAL_REG_DEPENDENCY.
1928 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
1930 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
1932 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
1934 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
1936 * mips.c (mips_make_temp_file): Fix thinko in last change.
1938 2001-02-26 Jason Eckhardt <jle@redhat.com>
1940 * combine.c (known_cond): Do not reverse the condition when
1941 SMAX/UMAX is being considered and the condition is for equality
1944 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
1946 2001-02-26 Philip Blundell <philb@gnu.org>
1948 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1950 * config/arm/linux-elf.h: Remove historical relics related to
1951 above configurations.
1952 * config/arm/linux-oldld.h: Delete.
1953 * config/arm/linux-elf26.h: Delete.
1955 2001-02-26 Jason Merrill <jason@redhat.com>
1957 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
1959 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
1960 recognize a tentative definition. Lose obsolete code.
1962 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
1963 variables unless necessary, either.
1965 2001-02-25 Richard Henderson <rth@redhat.com>
1967 * ifcvt.c (struct noce_if_info): Add test_bb.
1968 (noce_get_alt_condition): New.
1969 (noce_try_minmax, noce_try_abs): New.
1970 (noce_operand_ok): New.
1971 (noce_process_if_block): Use them.
1972 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
1974 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
1976 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
1979 2001-02-25 Zack Weinberg <zackw@stanford.edu>
1981 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
1982 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
1984 (mips_asm_file_end): Free temp_filename here.
1986 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1988 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
1989 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
1991 * config/i386/i386.md (movstrsi): Handle FAIL case.
1993 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
1995 * cppinit.c (builtin_array): Update.
1996 (init_builtins): Flag builtins to warn if redefined or
1997 undefined. Define __GXX_WEAK as a normal macro.
1998 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
1999 * cpplib.h (NODE_WARN): New flag.
2000 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
2001 Handle __STDC__ as a builtin only on Solaris.
2002 (warn_of_redefinition): Renamed from check_macro_definition.
2003 Reverse sense of test. Always warn if NODE_WARN.
2004 (_cpp_create_definition): Use warn_of_redefinition. Flag
2005 any macro beginning with "__STDC_" to require a mandatory
2006 warning if redefined or undefined.
2008 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2010 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
2011 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
2012 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
2013 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
2014 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
2015 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
2016 Don't define any of:
2017 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
2018 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
2019 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
2020 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
2021 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
2023 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
2024 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
2027 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
2028 Delete now-empty file.
2030 * alpha/vms.h: Define NEED_ATEXIT here...
2031 * alpha/xm-vms.h: ...not here.
2033 * i386/cygwin.h: Don't define PARAMS.
2034 * mips/mips.c: Don't prototype mktemp. Don't define
2035 P_tmpdir. Use make_temp_file to create temporary files.
2036 Don't be clever and delete temporary files early.
2037 * config.gcc: Drop references to deleted files. Don't define
2039 * gcc.texi: Don't mention USE_PROTOTYPES.
2041 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2043 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
2044 (ix86_set_move_mem_attrs_1): Likewise.
2045 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
2046 * config/i386/i386.md (movstrsi): Call it.
2048 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2050 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
2051 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
2052 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
2053 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
2055 (i750a-*-*): Error here if hosting on i750a.
2056 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
2058 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
2059 Remove (empty modulo comments).
2061 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
2062 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
2063 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
2064 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
2065 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
2066 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
2068 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
2069 Remove reference to winnt.h in comment.
2070 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
2072 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2074 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
2075 used to set another biv.
2077 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2079 * tree.h (BLOCK_DEAD): New macro.
2080 (struct tree_block): New flag, dead_flag.
2081 * print-tree.c (print_node, case 'b'): Print missing fields.
2082 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
2083 * function.c (identify_blocks): Enable test for misplaced notes.
2084 (all_blocks): Skip BLOCK_DEAD blocks.
2085 * integrate.c (integrate_decl_tree): Likewise.
2087 * errors.c (internal_error, trim_filename): New functions.
2088 (fancy_abort): Call internal_error.
2089 * errors.h (internal_error, trim_filename): New declarations.
2091 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
2093 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
2095 (EXTRA_CONSTRAINT): Formatting changes.
2097 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2099 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
2101 2001-02-23 Per Bothner <per@bothner.com>
2103 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
2104 so they can be called from java/jvspec.c.
2105 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
2107 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
2109 * i386.c (ix86_frame): New structure.
2110 (ix86_compute_frame_size): Kill.
2111 (ix86_compute_frame_layout): New.
2112 (ix86_save_reg): New.
2113 (ix86_can_use_return_insn_p): Use frame layout stuff.
2114 (ix86_expand_prologue): Likewise.
2115 (ix86_expand_epilogue): Likewise.
2116 (ix86_initial_elimination_offset): Likewise.
2117 (ix86_nsaved_regs): Use ix86_save_reg.
2118 (ix86_emit_save_regs): Likewise.
2120 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
2122 * flow.c (find_sub_basic_blocks): New function.
2123 (split_block): Be ready for basic block introduced by CODE_LABEL.
2124 (commit_one_edge_insertion): Call find_sub_basic_block.
2126 * flow.c (make_edges): Add edge from entry for blocks starting with
2127 label having ALTERNATE_NAME
2129 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
2131 * function.c (epilogue_done): Be ready for first basic block not
2132 containing PROLOGUE_END note.
2133 (reposition_prologue_and_epilogue_notes): Avoid placing
2134 PROLOGUE_END note between BASIC_BLOCK.
2136 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
2138 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
2140 2001-02-21 DJ Delorie <dj@redhat.com>
2142 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
2143 check for current_function_has_nonlocal_goto from 1999-11-12.
2145 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2147 * diagnostic.c (trim_filename): No longer static.
2148 * toplev.h (trim_filename): Declare.
2149 * rtl.c (rtl_check_failed_bounds): Call internal_error.
2150 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
2151 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
2152 (rtvec_check_failed_bounds): Likewise.
2153 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
2155 * convert.c (convert_to_integer): Don't do unsigned unless result or
2156 both inputs are unsigned.
2158 * fold-const.c (fold_convert): Don't call size_int_type_wide if
2161 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
2163 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
2165 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
2167 * Makefile.in (resource.o): Add params.h dependence.
2168 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
2169 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
2170 * resource.c: Add dependence on params.h.
2171 (current_live_regs): Fix explanatory comment.
2172 (find_basic_block): Add new parameter to permit limiting search
2174 (mark_target_live_regs): Add new argument to find_basic_block call.
2175 (incr_ticks_for_insn): Likewise.
2177 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2179 * diagnostic.c (output_to_stream): Rename to
2180 output_buffer_to_stream. Loses the stream parameter.
2181 (init_output_buffer): Set diagnosic_buffer's stream.
2182 (flush_diagnostic_buffer): Adjust.
2183 (default_print_error_function): Likewise.
2184 (finish_diagnostic): Likewise.
2185 (verbatim): Likewise.
2187 * diagnostic.h (struct output_buffer): Add `stream' field.
2188 (output_buffer_attached_stream): New macro.
2190 2001-02-23 Jakub Jelinek <jakub@redhat.com>
2192 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
2193 check if either operand is divisible by C.
2194 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
2195 If type is signed, consider negative numbers as well.
2197 2001-02-22 Richard Henderson <rth@redhat.com>
2199 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
2200 reach .text instead of gp-relative relocs.
2201 * config/ia64/crtend.asm (.init): Likewise.
2203 2001-02-22 Andreas Jaeger <aj@suse.de>
2205 * extend.texi (C++ Attributes): Fix typo.
2207 2001-02-21 David Mosberger <davidm@hpl.hp.com>
2209 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
2210 functions, drop current_function_args_info.words test.
2211 (ia64_compute_frame_size): Mark syscall_linkage functions as
2212 using eight input registers.
2214 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
2215 Bruce Korb <bkorb@gnu.org>
2217 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
2218 * fixinc/README: Document how to convert sed substitutions
2219 to format style c_fix-es.
2220 * fixinc/fixincl.x: regen
2222 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
2224 * gcc.c: Add comment explaining how to add a command-line option.
2225 Add title to specs language comment.
2227 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2229 * gcc.c (cc1_options): Add "-param".
2230 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2231 (option_map): Likewise.
2232 * toplev.c (display_help): Add entry for "--param".
2233 (independent_decode_option): Fix typographical error.
2235 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
2236 Bernd Schmidt <bernds@redhat.com>
2237 Jan Hubicka <jh@suse.cz>
2239 * i386.c (function_arg_advance): Pass SSE arguments in registers.
2240 (function_arg): Likewise.
2242 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
2244 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
2246 2001-02-21 Kazu Hirata <kazu@hxi.com>
2248 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
2252 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
2254 * flow.c (init_propagate_block_info): Canon address and use single_set
2255 for killing dead memory stores.
2257 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2259 * Makefile.in (reorg.o): Add params.h dependence.
2260 * params.def: Fix typographical error in comment.
2261 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2262 * params.h: Modify introductory comment.
2263 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2264 * reorg.c: Add dependence on params.h.
2265 (redundant_insn): Add parameterized throttle for search.
2266 (fill_simple_delay_slots): Add a comment explaining a variable.
2267 Move conditional out of loop, simplifying code.
2268 (fill_eager_delay_slots): Fix typographical error in comment.
2270 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
2272 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
2274 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
2275 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
2277 2001-02-21 Jason Merrill <jason@redhat.com>
2279 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2280 (struct tree_decl): Add uninlinable bitfield.
2281 * c-decl.c (duplicate_decls): Set it.
2282 * integrate.c (function_cannot_inline_p): Check it.
2284 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2285 DW_AT_MIPS_linkage_name to abstract methods.
2286 (dwarf2out_abstract_function): Emit class context before calling
2287 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2288 (gen_subprogram_die): Remove obsolete code.
2289 (gen_member_die): Don't include clones in the member list.
2290 (gen_decl_die): Emit abstract info for clone origin.
2291 * dwarfout.c (output_type): Don't include clones in the member list.
2292 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2293 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2294 DECL_ABSTRACT on a function that already has it set.
2296 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2297 (get_subprogram_die): Pass it in.
2299 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2301 * flow.c (mark_set_1): Make not_dead unsigned long. For
2302 non-pseudos, use it as a bitmask of the hard regs that
2305 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2307 * cppfiles.c: Update comments.
2308 (_cpp_read_file): Don't check for NULL filenames any more.
2309 * cppinit.c (cpp_start_read): Don't do canonicalization of
2310 in_fname and out_fname. Use the passed file name exclusively.
2311 (_cpp_handle_options): Don't treat "-" as a command line option,
2312 but as a normal filename.
2313 (_cpp_post_options): Canonicalize in_fname and out_fname.
2314 * cppmain.c (printer_init): Don't check out_fname for NULL.
2315 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2316 (init_c_lex): Update, and use "" to represent stdin to CPP.
2319 2001-02-20 Will Cohen <wcohen@redhat.com>
2321 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2322 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2323 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2326 2001-02-20 Stan Shebs <shebs@apple.com>
2328 * config/rs6000/rs6000.c (output_cbranch): Output branches
2329 on separate lines instead of using ';' to separate.
2331 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2333 * cppinit.c (set_lang): Move builtin handling to...
2334 (init_builtins): ...here.
2335 (_cpp_create_reader): Move call to set_lang.
2337 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2339 * stmt.c (expand_return): If an attempt is made to return the
2340 error_mar_node, treat the return like a return without a value.
2342 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2344 * sibcall.c (skip_copy_to_return_value): Call
2345 identify_call_return_value here, and return orig_insn if it
2346 returns zero. Hardret and softret arguments now unnecessary.
2347 (call_ends_block_p): Don't call identify_call_return_value here.
2349 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2351 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2352 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2354 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2356 * pa.c (move_operand): Accept code to load the address of a
2357 symbol out of the DLT as a valid move operand.
2358 (print_operand, case 'A'): New to handle generating a DLT
2359 reference for a LO_SUM expression.
2360 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2361 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2363 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2365 * README, cpp.texi, gcc.texi, version.c: Update version number to
2367 * cpp.1, gcov.1, gcc.1: Regenerate.
2369 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2371 * cppfiles.c (stack_include_file): Generate dependencies
2372 here, and manage include_count here too.
2373 (PRINT_THIS_DEP): Delete.
2374 (_cpp_execute_include): Do not generate dependencies here,
2375 apart from the case of a missing header. Do not manage
2377 (_cpp_read_file): Leave dependency generation to
2380 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2382 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2383 target_cpu_default. Remove dead assignment to
2386 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2388 * regclass.c (contains_reg_of_mode): Make global.
2389 (init_reg_sets): Remove contains_reg_of_mode; take into account
2390 CLASS_MAX_NREGS when looking for the proper mode.
2391 (dump_regclass): Dump only classes considered for the pseudo.
2392 (regclass): Use contains_reg_of_mode.
2394 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2396 * gcc.c (do_spec_1): 'n' for printing notices.
2397 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2399 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2401 * reg-stack.c (next_flags_user): Use current_block->end
2402 (swap_rtx_condition): Look for next user if flags don't die;
2403 give up on CALL_INSNs; use current_block->end.
2405 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2407 * sibcall.c (call_ends_block_p): New function.
2408 (optimize_sibling_and_tail_recursive_call): Use it.
2410 2001-02-18 Kazu Hirata <kazu@hxi.com>
2412 * config/h8300/h8300.md: Update copyright.
2413 (andsi3): Do not output an extra newline character.
2415 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2417 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2418 FNDECL may be unused.
2420 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2421 follow jumps after first run.
2422 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2423 it doesn't change any jumps.
2425 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2427 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2428 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2429 (mostlyclean): Corresponding changes.
2430 * rtlanal.c (hard-reg-set.h): Include.
2431 (rtx_unstable_p): Do not treat the argument pointer specially
2432 if it is not a fixed register.
2433 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2435 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2437 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2438 against last real insn in basic block.
2439 Rework to avoid gotos.
2441 * Makefile.in (gcse.o): Now includes ggc.h.
2442 * gcse.c: Include ggc.h.
2443 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2444 (try_replace_reg): Remove warning of uninitialize variable.
2445 (process_insert_insn): Call invalid_insn_p to validate insn.
2446 * recog.c (insn_invalid_p): Now global.
2447 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2448 * recog.h (insn_invalid_p): New declaration.
2450 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2452 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2453 assignments from FP constants since 'Y' output code can't handle it.
2454 (eligible_for_sibcall_delay): Likewise.
2456 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2457 Call fancy_abort directly, passing args.
2458 (print_rtl_and_abort): Now a macro, like fancy_abort.
2460 * final.c (output_operand_lossage): Use internal_error, not error.
2462 2001-02-18 Shane Nay <shane@agendacomputing.com>
2464 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2465 structure shift insns.
2467 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2469 * invoke.texi (-fsquangle): Remove documentation.
2470 (-fname-mangling-version): Likewise.
2472 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2474 * optabs.c (expand_abs): Remove reference to
2475 HAVE_contitional_arithmetic.
2476 * combine.c (simplify_set): Likewise.
2478 2001-02-18 Richard Henderson <rth@redhat.com>
2480 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2483 2001-02-18 Richard Henderson <rth@redhat.com>
2485 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2487 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2489 * reload1.c (reload_cse_simplify_set): Fix typo.
2491 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2493 * diagnostic.c (_fatal_insn): Decrement errorcount.
2495 * invoke.texi (-I): Add note avoiding use for system header files.
2497 * rtl.h (add_clobbers): Remove duplicate declaration.
2498 * recog.h (added_clobbers_hard_reg_p): New declaration.
2499 * genemit.c (struct clobber_pat): New field has_hard_reg.
2500 (gen_insn): Record if added clobbers clobber hard reg.
2501 (gen_split): Avoid unused warning if number of operands is 0.
2502 (output_added_clobbers_hard_reg_p): New function.
2505 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2507 * pa.c (hppa_expand_prologue): Simplify code storing return
2508 pointer. For large (>=8k) frames with a post_store, adjust stack
2509 pointer by 8k-64 first rather than by 64. When testing with
2510 VAL_14_BITS_P, always use the actual value rather than the value
2511 negated. Add blockage to prevent scheduling of spills before
2512 stack frame has been created.
2513 (hppa_expand_epilogue): Simplify code loading return pointer.
2514 Allow a slightly larger range for merge_sp_adjust_with_load case.
2515 When testing with VAL_14_BITS_P, always use the actual value.
2517 * pa.c (pa_adjust_insn_length): Check that block move
2518 pattern is a set before looking at operands.
2520 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2522 * fold-const.c (fold_binary_op_with_conditional_arg): New
2523 function, split out from ...
2525 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2526 conditional arms that throw exceptions.
2528 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2531 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2533 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2534 define HAVE_DECL_* to 1 to mask potential backup declarations.
2535 * configure: Regenerated.
2537 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2539 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
2541 2001-02-17 Richard Henderson <rth@redhat.com>
2543 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2544 when replacing a memory load with a register.
2546 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2547 Jan Hubicka <jh@suse.cz>
2549 * recog.c (validate_replace_src_1): New.
2550 (validate_replace_src_data): Likewise.
2551 (validate_replace_src): Use note_uses.
2552 * rtl.h (note_uses): Declare.
2553 * rtlanal.c (note_uses): New.
2555 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
2557 * reg-stack.c (stack_def): Make field reg unsigned.
2558 (remove_regno_note): Unsignetize parameter.
2560 2001-02-16 Jes Sorensen <jes@linuxcare.com>
2562 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
2563 shladd_operand() call.
2565 2001-02-16 Bruce Korb <bkorb@gnu.org>
2566 Rodney Brown <RodneyBrown@mynd.com>
2568 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2569 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2570 machine restrictions
2571 * fixinc/fixincl.x: regen
2573 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2575 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
2577 (hash_scan_insn): Clean up calls to hash_scan_set.
2578 (compute_kill_rd): REGNO now unsigned.
2579 (try_replace_reg): Rework to use simplify_replace_rtx.
2580 (cprop_jump, cprop_cc0_jump): Likewise.
2581 (cprop_insn): Call find_reg_equal_equiv_note.
2582 Reflect changes to cprop_jump and cprop_cc0_jump.
2584 * recog.c (validate_replace_src): Replace in operands of
2585 ZERO_EXTRACT in SET_DEST.
2587 * cse.c (new_label_ref): New variable.
2588 (insert): Set it instead of recorded_label_ref.
2589 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
2590 CODE_LABEL for this function, and not already in REG_LABEL note.
2592 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
2594 * resource.c (mark_referenced_resources): Fix typo in introductory
2596 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
2599 2001-02-16 Jason Merrill <jason@redhat.com>
2601 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2603 (gen_subprogram_die): Don't abort on seeing a second definition if
2604 the previous one was abstract. Don't replace an abstract instance
2605 in the lookup table.
2607 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2608 gen_abstract_function.
2609 * dwarf2out.h: Declare it.
2610 * toplev.c (note_outlining_of_inline_function): New fn.
2611 * toplev.h: Declare it.
2612 * integrate.c (output_inline_function): Call it.
2613 * c-decl.c (duplicate_decls): Call it when redefining an extern
2614 inline. Don't inline the new defn.
2616 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2618 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2620 * .gdbinit: Rename to gdbinit.in.
2621 * gdbinit.in: New file,
2622 * configure.in: Generate .gdbinit from gdbinit.in.
2623 * configure: Regenerated.
2624 * Makefile.in (distclean): Always remove .gdbinit.
2626 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2628 * objc/objc-act.c (start_class): Register implemented_classes with
2631 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2633 * cppfiles.c (_cpp_make_system_header): Generate a file
2636 2001-02-15 Jim Meyering <meyering@lucent.com>
2638 * Makefile.in (install-common): Don't depend on installdirs here.
2639 Instead, make each of the lang.install-common targets (e.g.,
2640 c++.install-common in cp/Make-lang.in) depend on it.
2641 (install-driver): Depend on installdirs.
2643 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2645 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2647 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2650 2001-02-15 Mark Mitchell <mark@codesourcery.com>
2652 * invoke.texi (--param): Document.
2654 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
2656 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2658 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
2660 * i386.md (extendsfdf2_2): Fix constraints.
2662 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
2664 * i386.md (fop_df_3 splitter): Fix operand number.
2666 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
2668 * invoke.texi (-mreg-alloc): Nuke.
2669 * i386.c (ix86_reg_alloc_order, regs_allocated,
2670 order_regs_for_local_alloc): Nuke.
2671 (override_options): Kill reg_alloc code.
2672 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
2673 (REG_ALLOC_ORDER): SSE goes before I387.
2674 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
2675 (ix86_reg_alloc_order): Likewise.
2676 * i386-protos.h (ix86_reg_alloc_order): Kill.
2678 2001-02-14 Richard Henderson <rth@redhat.com>
2680 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2682 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
2684 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2686 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
2688 * i386-protos.h (ix86_memory_move_cost): Move offline.
2689 * i386.c (ix86_register_move_cost): Compute properly cost of
2690 SSE, MMX and i387 instructions.
2691 (*_cost): Add costs of SSE/MMX moves.
2692 (ix86_memory_move_cost): Move offline from ....; Likewise.
2693 * i386.h (MEMORY_MOVE_COST): .... here;
2694 (struct processor costs): Add new fields to represent costs
2697 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
2699 * regclass.c (init_reg_sets_1): Reinstall the optimization of
2700 move_cost together with Matt Kraai's fix.
2702 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2704 * Makefile.in (OBJS): Add params.o.
2706 2001-02-14 Richard Henderson <rth@redhat.com>
2707 DJ Delorie <dj@redhat.com>
2709 * jump.c (jump_optimize_1): When we delete a conditional jump
2710 preceeding a non-conditional jump to effectively the same place,
2711 make sure that the combined jump skips any clobber insns between
2714 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2716 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
2718 2001-02-14 Mark Mitchell <mark@codesourcery.com>
2720 * Makefile.in (toplev.o): Depend on params.h.
2721 (intergate.o): Likewise.
2722 (params.o): New target.
2723 * flags.h (inline_max_insns): Remove.
2724 * integrate.c: Include params.h.
2725 Use MAX_INLINE_INSNS instead of inline_max_insns.
2726 * params.c: New file.
2727 * params.h: Likewise.
2728 * params.def: Likewise.
2729 * toplev.c: Include params.h.
2730 (lang_independent_params): New variable.
2731 (decode_f_option): Use the param machinery instead of setting
2733 (independent_decode_option): Handle "--param name=value".
2734 (main): Register language-independent parameters.
2736 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
2738 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
2740 2001-02-14 Richard Henderson <rth@redhat.com>
2742 * regclass.c (init_reg_sets_1): Revert last two changes.
2744 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2746 * stor-layout.c (is_pending_size, put_pending_size): New functions.
2747 (variable_size): Call put_pending_size.
2748 * tree.h (is_pending_size, put_pending_size): Add prototypes.
2749 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
2750 sizes list, put newly created SAVE_EXPR there as well.
2752 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2754 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
2755 (errata_find_address_regs): load_group has only 2 entries.
2756 (errata_emit_nops): Likewise. shladd is not problematic.
2757 Clear last_group if nop was emitted.
2758 (fixup_errata): load_group has only 2 entries.
2761 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
2763 * c-lex.c (lex_number): Only warn traditionally for U suffix
2764 outside system macros.
2765 * cppexp.c (parse_number): Similarly.
2766 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
2767 * cppmacro.c (struct cpp_macro): New member node.
2768 (parse_args): Only warn about missing rest args if not
2770 (funlike_invocation_p): Similarly for uninvoked funlike macros.
2771 (cpp_sys_objmacro_p): New.
2772 (_cpp_create_definition): Store the node with the macro defn.
2773 Remember if the macro is defined in a system header.
2775 2001-02-13 DJ Delorie <dj@redhat.com>
2777 * configure.in (check_languages): determine languages to check
2778 * Makefile.in (check-c++): alias for check-g++
2779 (check-f77): alias for check-g77
2780 (CHECK_TARGETS): depend on configured languages
2782 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
2784 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2785 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2786 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2787 (sqrtextendsfdf2): Disable for SSE2.
2789 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2791 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2792 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2793 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2794 (sqrtextendsfdf2): Disable for SSE2.
2796 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
2798 * i386.md (movsfcc_1): Support integer cmove instruction.
2799 (movdfcc_1): Likewise; new splitter.
2801 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
2803 * i386.c (output_fp_compare): Support SSE.
2804 (prepare_fp_compare_args): SSE comparisons always support memory.
2805 * i386.h (TARGET_CMOVE): SSE imply cmove.
2806 * i386.md (cmp?f2): Enable for SSE too.
2807 (cmpfp_i*): Support SSE.
2809 (cmpfp_i_sse_only): New.
2810 (s*, b* fp expanters): Enable for SSE too.
2811 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
2814 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
2816 * regclass.c (init_reg_sets_1): Silence warning.
2818 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
2820 * i386.md (sqrt?f2): Change to expander.
2821 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
2823 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2825 * rtlanal.c (find_reg_equal_equiv_note): New function.
2826 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
2827 (simplify_gen_relational, simplify_replace_rtx): Likewise.
2828 * rtl.h: Add declarations for above functions.
2830 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
2832 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
2834 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
2835 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
2836 * flow.c (mark_regs_live_at_end): Likewise.
2837 (calculate_global_regs_live): Likewise.
2838 * gcse.c (compute_hash_table): Likewise.
2839 (compute_kill_rd): Likewise.
2840 * resource.c (mark_target_live_regs): Likewise.
2841 * rtl.h (INVALID_REGNUM): New macro.
2843 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
2845 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
2847 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
2849 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
2852 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
2854 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
2856 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
2857 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
2858 (fop_sf_1_sse, fop_df_1_sse): New patterns
2859 (fop_*): Disable float_extend and float patterns for SSE compilation.
2860 * i386.c (output_387_binary_op): Support SSE.
2862 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
2864 * i386.md (dummy_extendsfdf2): Support SSE2
2865 (extendsfdf2): Enable if 80387 or SSE2.
2866 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
2867 and no MIX_I387_SSE2
2868 (extendsfdf2_1_sse_only): New pattern.
2869 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
2871 (truncdfsf2_1): Support SSE.
2872 (truncdfsf2_2): Support SSE.
2873 (truncdfsf2_2_1_sse): New pattern.
2874 (fixtruncsfsi2): Always use SSE if available.
2875 (fix_truncsfsi_sse): New pattern.
2876 (fix_truncdfsi_sse): New pattern.
2877 (floatsis?f2): Support SSE.
2878 (floatsidf2_i387): New pattern.
2879 (floatsidf2_sse): Likewise.
2881 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2883 * configure.in: Use "have_gnat" variable, not "gnat".
2884 * configure: Regenerated.
2886 * config/sparc/sparc.c (function_value): Treat all non-record
2887 aggregate types like used to treat UNION_TYPE.
2889 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
2891 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
2892 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
2894 (MASK_MIX_SSE_I387): New.
2895 (TARGET_SSE): SSE2 imply SSE.
2896 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
2897 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
2898 (enum reg_class): Add new classes.
2899 (REG_CLASS_NAMES): Likewise.
2900 (REG_CLASS_CONTENTS): Likewise.
2901 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
2902 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
2903 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
2904 (CLASS_MAX_NREGS): Use new macros.
2905 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
2906 * i386.md (pushsf, movsf): Support SSE.
2907 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
2908 splitters to use ANY_FP_REGNO_P.
2909 (movdf_nointeger, movdf_integer): Likewise.
2911 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2913 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2914 (try_combine): Use it.
2916 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
2918 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
2919 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
2920 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
2921 (REGISTER_MOVE_COST): Likewise.
2922 * i386-protos.h (ix86_secondary_memory_needed,
2923 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
2924 * i386.c (ix86_secondary_memory_needed,
2925 ix86_preferred_reload_class, ix86_register_move_cost): New function.
2927 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
2929 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
2930 (HARD_REGNO_MODE_OK): Move offline to ....
2931 * i386.c (ix86_hard_regno_mode_ok) ... here;
2932 refuse all incorrect modes.
2933 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
2935 2001-02-13 Richard Henderson <rth@redhat.com>
2937 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2938 entire operator; replicate that and match_dup the operands.
2939 (cmp_ccx_arith_op_set): Likewise.
2940 (cmp_cc_arith_op_not_set): Likewise.
2941 (cmp_ccx_arith_op_not_set): Likewise.
2943 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2945 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
2947 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2949 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
2950 (TARGET_NO_BITFIELD_WORD): New macro.
2951 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
2952 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
2954 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2956 * cselib.c: New file, from simplify-rtx.c.
2957 * simplify-rtx.c: Remove cselib parts.
2958 * Makefile.in: Add cselib.o.
2960 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2962 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2963 (setup_incoming_varargs): Remove warning.
2965 * config/rs6000/rs6000.c (validate_condition_mode): When
2966 flag_fast_math, allow floating-point conditionals to be reversed.
2967 (rs6000_generate_compare): When flag_fast_math, don't generate
2968 cror operations for FP conditionals.
2970 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
2972 (ASM_SPEC): Likewise.
2973 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
2974 (CC1_SPEC): Likewise.
2975 (LINK_TARGET_SPEC): Likewise.
2976 (CPP_ENDIAN_SPEC): Likewise.
2977 * Makefile.in (check-consistency): New target.
2979 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
2981 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
2982 "return type defaults" warning for functions with return type
2984 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
2985 function declarations by default rather than only when pedantic.
2987 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
2989 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
2992 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2994 * extend.texi (Deprecated): Deprecate new initializer lists.
2996 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2998 * mkdeps.c (deps_add_default_target): Robustify. Add
2999 basename component only.
3000 * cpp.texi (-M): Describe how default target is generated.
3001 * invoke.texi (-M): Likewise.
3003 2001-02-12 Kazu Hirata <kazu@hxi.com>
3005 * toplev.c (push_float_handler): Remove.
3006 (pop_float_handler): Remove.
3007 * toplev.h: Remove prototypes for the above functions.
3009 2001-02-12 Jakub Jelinek <jakub@redhat.com>
3011 * c-common.c (constant_fits_type_p): New function.
3012 (convert_and_check): Use it.
3014 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3016 * Makefile.in (GXX_ABI_FLAG): Don't define.
3017 * configure.in (--enable-new-gxx-abi): Remove option.
3018 * config.in: Regenerated.
3019 * configure: Likewise.
3021 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
3023 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
3025 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
3026 regular basic block, and arrange for all edges into it to switch
3029 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3031 * Makefile.in (distclean): Do not remove .gdbinit.
3033 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3035 * Makefile.in (gcc.o): Fix typos.
3036 (protize.o): Likewise.
3037 (unprotoize.o): Likewise.
3039 2001-02-11 Richard Henderson <rth@redhat.com>
3041 * tree.c (build1): Check for null operand in last change.
3043 2001-02-11 Richard Henderson <rth@redhat.com>
3045 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
3046 (fold): Don't assume a constant isn't foldable.
3047 * tree.c (build): Set TREE_CONSTANT for an expression with no
3048 side-effects and constant operands.
3051 2001-02-10 Richard Henderson <rth@redhat.com>
3053 * jump.c (squeeze_notes): Revert 2000-05-12 change.
3055 2001-02-10 Anthony Green <green@redhat.com>
3057 * cpp.texi (Standard Predefined): Add documentation for
3060 * c-common.c (combine_strings): Improve warning message.
3062 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
3064 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
3066 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
3068 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
3070 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
3073 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3075 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
3078 2001-02-09 Nick Clifton <nickc@redhat.com>
3080 * config/arm/arm.md: Change output contraint on post inc
3081 load/store multiple patterns to be a read/write contraint.
3083 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
3085 * gcc.c (cpp_options): Delete .d files on error. Don't delete
3086 .o files when using the -M options.
3088 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3089 David Edelsohn <edelsohn@gnu.org>
3091 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
3092 handle DImode constants. Use one TOC entry for SImode and smaller
3093 constants, aligned properly.
3095 2001-02-08 Jason Merrill <jason@redhat.com>
3097 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
3098 about the SP adjustment for saving the static chain pointer.
3099 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
3100 offset when setting a temporary CFA register.
3102 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
3104 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
3105 powerpc-*-chorusos* .
3106 * config/rs6000/chorus.h : New file.
3107 * config/i386/chorus.h : New file.
3108 * config/sparc/chorus.h : New file.
3109 * config/sparc/t-chorus-elf : New file.
3111 2001-02-08 David Edelsohn <edelsohn@gnu.org>
3113 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
3114 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
3115 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
3116 (__WCHAR_TYPE__): Correct macro name.
3118 2001-02-08 Richard Henderson <rth@redhat.com>
3120 * config/i386/i386.c (ix86_frame_pointer_required): New.
3121 (ix86_setup_frame_addresses): New.
3122 (struct machine_funciton): Add accesses_prev_frame.
3123 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
3124 ix86_frame_pointer_required.
3125 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
3126 (SETUP_FRAME_ADDRESSES): New.
3127 * config/i386/i386-protos.h: Update.
3128 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
3129 from FRAME_POINTER_REQUIRED.
3130 * config/i386/svr3gas.h: Likewise.
3131 * config/i386/sysv3.h: Likewise.
3132 * config/i386/v3gas.h: Likewise.
3134 2001-02-08 Richard Henderson <rth@redhat.com>
3136 * config/sparc/sparc.c (function_arg_record_value_3): Fix
3137 calculation of the number of integer registers required.
3138 (function_arg_record_value): Likewise.
3140 2001-02-08 Jason Merrill <jason@redhat.com>
3142 * diagnostic.c (internal_error): Say "confused" after 1 error, not
3143 two. Print file and line with "confused" message.
3145 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
3147 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3149 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
3151 2001-02-08 Bernd Schmidt <bernds@redhat.com>
3153 * final.c (cleanup_subreg_operands): The address of a MEM can
3156 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
3159 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
3161 * gcc.texi (Incompatibilities): Update documentation of
3162 preprocessing numbers.
3164 2001-02-07 Jakub Jelinek <jakub@redhat.com>
3166 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
3168 2001-02-07 Mark Mitchell <mark@codesourcery.com>
3170 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
3172 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
3173 * gcc.c (struct compiler): Add cpp_spec field.
3174 (input_file_compiler): New variable.
3175 (do_spec_1): Allow a particular compiler to handle `%C'
3177 (main): Store the current compiler in input_file_compiler.
3178 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
3180 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
3182 * cpphash.h (struct spec_nodes): Add n_true and n_false.
3183 * cppinit.c (cpp_create_reader): Initialize them.
3184 (append_include_chain): cxx_aware arg might be unused.
3185 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
3186 keywords and give them their phase 7 meaning. Pedwarn about
3187 this unless '__bool_true_false_are_defined' is defined.
3189 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3191 * lcm.c (optimize_mode_switching): Emit mode_set before the
3192 JUMP_INSN of an abnormal edge.
3194 2001-02-07 Bernd Schmidt <bernds@redhat.com>
3196 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
3197 a scheduling barrier at the end.
3199 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
3201 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3203 * config/sh/sh.md (reload_outsf): Removed.
3204 (movsf_ie): Introduce constraints for FPUL loads and stores.
3205 (reload_insf): Broaden the output constraint.
3207 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
3209 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3210 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
3212 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
3214 * final.c: Revert my previous changes.
3215 * output.h: Make profile_label_no extern.
3216 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
3217 for generating label.
3219 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
3221 * config/i386/djgpp.h: Add comments about standard paths.
3222 (MD_EXEC_PREFIX): Undefine before defining.
3223 (MD_STARTFILE_PREFIX): New.
3225 2001-01-30 Bruce Korb <bkorb@gnu.org>
3227 fixinc/fixincl.c(process): Emit error message only if appropriate :)
3228 (load_file): do not rely on load_file_data() to close file pointer
3229 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
3230 fixinc/inclhack.def(irix_limits_const): add test_text
3232 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3234 * cppexp.c (parse_defined): Improve diagnostics for invalid
3237 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3239 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
3241 2001-02-06 Mark Mitchell <mark@codesourcery.com>
3243 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
3244 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
3245 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
3246 (rs6000_output_symbol_ref): New function.
3247 (output_toc): Use VTABLE_NAME_P.
3249 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3251 * print-tree.c (print_node, case PARM_DECL):
3252 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
3254 * stor-layout.c (reference_types_internal): New variable.
3255 (internal_reference_types): New function.
3256 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
3257 * tree.h (internal_reference_types): New declaration.
3259 * cse.c (find_best_addr): Fix typo in computing cost.
3261 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3263 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
3264 and this is the sum of a pointer and a constant, we know the result
3266 (num_sign_bit_copies, case PLUS): Likewise.
3267 * explow.c (convert_memory_address): Remove opposite SUBREG.
3268 * function.c (instantiate_new_reg): New function (from common code).
3269 (instantiate_virtual_regs_1): Call it.
3270 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
3271 if pointers sign- or zero-extend.
3272 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
3273 If pointers extend unsigned, use inside of SUBREG.
3274 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
3276 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
3278 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
3279 subdir of gcc_gxx_include_dir.
3280 (gcc_gxx_target_include_dir): Remove.
3282 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
3284 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
3285 (dwarf2out_frame_debug_expr): Revise introductory comments to add
3286 a high-level description.
3288 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
3290 * final.c: Move the declaration of profile_label_no to ...
3291 * output.h: ... here.
3292 * function.c (expand_function_start): Call PROFILE_HOOK.
3293 * config/rs6000/aix.h: Define PROFILE_HOOK.
3294 * config/rs6000/rs6000-protos.h: output_profile_hook new.
3295 * config/rs6000/rs6000.c (output_profile_hook): Define.
3296 (output_prolog): Do nothing for ABI_AIX as it is taken care by
3297 output_profile_hook.
3298 tm.texi : Explain new macro PROFILE_HOOK.
3300 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3302 * extend.texi (Extended Asm): Do not say that semicolon is always
3303 a valid line-breaking character for GNU assemblers. Use
3304 newline-tab as the most commonly supported syntax. Use
3305 newline-tab rather than semicolon in multi-insn examples.
3307 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3309 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3311 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3312 David Edelsohn <edelsohn@gnu.org>
3314 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3315 code for AIX, even without flag_pic.
3317 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3319 * c-typeck.c (common_type): push and pop binding level around
3320 calling common_type on function parameters.
3322 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3324 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3326 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3328 * config/mips/mips.c (override_options): Fix typo in last change.
3329 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3330 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3332 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3334 * invoke.texi (-fdump-class-layout): Document.
3335 (-fdump-translation-unit): Use `=' as filename separator.
3337 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3339 * Makefile.in (s-mlib): Don't build multilibs if
3341 (DRIVER_DEFINES): Adjust accordingly.
3343 (protoize.o): Likewise.
3344 (unprotoize.o): Likewise.
3345 * configure.in: Recognize --enable-multilib.
3347 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3349 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3351 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3352 * configure.in: Remove --enable-libstdcxx_v3 support.
3353 * configure: Regenerated.
3355 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3357 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3358 Call abort instead of fatal.
3359 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3360 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3361 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3362 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3363 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3364 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3366 * diagnostic.h (set_internal_error_function): Renamed.
3367 * toplev.h (internal_error): Renamed from fatal.
3368 (pfatal_with_name): Deleted.
3369 (fatal_io_error): Now has printf-style arguments.
3370 * diagnostic.c (pfatal_with_name): Deleted.
3371 (fatal_io_error): Rework to have args in printf-style.
3372 (set_internal_error_function): Renamed from set_fatal_function.
3373 (internal_error): Renamed from fatal.
3374 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3375 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3376 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3377 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3378 * flow.c (verify_flow_info): Likewise.
3379 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3380 * config/mips/mips.c (save_restore_insns): Likewise.
3382 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3383 * flow.c (verify_flow_info): Likewise.
3384 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3385 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3386 (avr_normalize_condition): Likewise.
3387 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3388 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3389 (limit_reload_class, double_reg_to_memory): Likewise.
3390 (print_operand_address, emit_1600_code_shift): Likewise.
3391 (gen_tst_reg, gen_compare_reg): Likewise.
3392 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3393 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3395 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3397 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3398 * objc/objc-act.c (build_ivar_chain): Likewise.
3399 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3401 * graph.c (clean_graph_dump_file): Likewise.
3402 * profile.c (init_branch_prob): Likewise.
3403 * objc/objc-act.c (objc_init): Likewise.
3405 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3406 * config/avr/avr.c (avr_override_options): Likewise.
3407 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3408 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3409 * config/h8300/h8300.c (h8300_init_once): Likewise.
3410 * config/mips/mips.c (override_options): Likewise.
3411 * config/i386/i386.c (override_options): Likewise, rework.
3412 * config/m68k/m68k.c (override_options): Likewise.
3414 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3416 * config/mips/mips.c (print_operand): Likewise.
3417 * hash.c (hash_allocate): Don't check for failure returns from
3418 obstack functions that can't fail.
3419 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3420 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3421 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3422 (get_object_reference): Likewise.
3424 2001-02-04 Nick Clifton <nickc@redhat.com>
3426 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3427 StrongARM1110, 10TDMI, and 1020T.
3429 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3431 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3433 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3435 * config/sh/sh.md (movdf load split): Pass register number to
3436 FP_OR_XD_REGISTER_P.
3438 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3440 * cppinit.c (BC): New macro.
3441 (builtin_array): Add __GXX_WEAK__.
3442 * cpplib.h (builtin_type): Add BT_WEAK.
3443 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3444 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3445 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3447 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3449 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3451 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3453 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3454 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3456 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3458 * cpphash.h: Rename ALIGN _ALIGN.
3459 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3461 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3463 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3464 compilation environment.
3465 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3466 control over location of cygwin includes and libs.
3468 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3470 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3472 2001-02-02 lars brinkhoff <lars@nocrew.org>
3474 * md.texi (Standard Names): remove reference to spur.md.
3476 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3478 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3479 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3480 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3481 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3482 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3484 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3486 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3487 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3488 number before reload.
3489 (c4x_adjust_cost): Return zero before reload.
3490 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3491 split before reload.
3493 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3495 * c4x.c (c4x_hard_regno_rename_ok): New.
3496 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3497 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3499 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3501 * diagnostic.h: Add missing "extern" in all declarations.
3503 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3505 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3506 as for gcc_gxx_include_dir.
3508 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
3510 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
3512 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3514 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
3515 label before alignment to be used as the braf base address.
3516 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
3518 (casesi_jump_2): Require at least TARGET_SH2.
3520 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
3521 truncation to 32-bit doubles on -m3e and -m4-single-only.
3523 2001-02-02 Mark Mitchell <mark@codesourcery.com>
3525 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
3526 the default when building a shared object.
3527 (init_spec): Use it.
3528 * testsuite/lib/g++.exp: Include the directory where libgcc
3529 is located to the LD_LIBRARY_PATH list.
3530 * invoke.texi (-shared-libgcc): Document the cases in which
3531 GCC defaults to using the shared libgcc.
3533 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3535 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
3536 unsigned is wide enough.
3538 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
3539 (si_to_float): Likewise.
3540 (float_to_si, float_to_usi): Use BITS_PER_SI.
3542 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3544 * dwarf2out.c: Added explanation of abbreviations.
3545 (def_cfa_1): Added comments listing DWARF2 instructions.
3546 (cfa_temp_reg): Removed in favor of cfa_temp.
3547 (cfa_temp_value): Removed in favor of cfa_temp.
3548 (cfa_temp): New global variable.
3549 (dwarf2out_frame_debug_expr): Added extensive introductory
3550 comments explaining the function's transformations. Revised to
3551 use cfa_temp. Added some rtx checking. Generalize IOR case.
3552 (dwarf2out_frame_debug): Revised to use cfa_temp.
3553 (output_aranges): Cast as "unsigned" to avoid warning.
3554 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
3555 explain which instructions must be marked.
3557 2001-02-01 Richard Henderson <rth@redhat.com>
3559 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
3562 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3564 * config/sh/crt1.asm (main_k): Modified so that start calls
3565 ___setup_argv_and_call_main.
3567 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
3569 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
3570 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
3571 and AVOID_LPASTE is cleared on meeting an unescaped newline.
3572 * cppmacro.c (builtin_macro): Set builtin flags here.
3573 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
3574 (replace_args): Clarify intent.
3575 (cpp_get_token): Macro expansion tokens get the saved flags.
3577 * cppmain.c (scan_buffer): Remove now-redundant print.printed
3580 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3582 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
3585 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3587 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
3588 returns Pmode pseudo, but we need ptr_mode.
3589 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
3590 Remove bogus conversions; use HOST_WIDE_INT for size.
3591 Don't use TARGET if wrong mode.
3593 * config/i386/i386.c (ix86_compute_frame_size): Allow
3594 stack_alignment_needed to be non-default even if size is zero.
3596 2001-01-31 Alan Modra <alan@linuxcare.com.au>
3598 * (hppa_init_pic_save): Emit the pic offset table
3599 reg save after last_parm_insn.
3600 * pa.c (hppa_init_pic_save): New function.
3601 * pa.h (hppa_init_pic_save): Declare.
3602 * pa.md (call, call_value, sibcall, sibcall_value): Use
3603 the above instead of duplicated code.
3605 * pa.c (hppa_encode_label): Correct size of alloca buffer
3606 so we don't overrun it. Correct leading `*' case.
3607 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
3608 need to handle `*@'.
3609 (FUNCTION_NAME_P): Likewise.
3611 2001-01-31 Richard Henderson <rth@redhat.com>
3613 * config.gcc (alpha-osf5): Use float-i128.h.
3615 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
3616 * config/float-i32.h: Likewise.
3617 * config/float-i64.h: Likewise.
3618 * config/float-sh.h: Likewise.
3619 * config/float-sparc.h: Likewise.
3621 2001-01-31 DJ Delorie <dj@redhat.com>
3623 * expmed.c (extract_bit_field): allow non-integral modes if we
3624 want to extract a whole register from itself.
3626 2001-01-31 Jakub Jelinek <jakub@redhat.com>
3628 * c-typeck.c (set_init_index): If first is equal to last, assume as
3629 if it was not a range at all.
3631 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3633 * config/fp-bit.c: Include tm.h.
3634 (float_to_si): Don't assume SImode is 32-bits wide.
3635 (float_to_usi): Likewise.
3637 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
3639 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
3641 (typename): Call pending_xref_error after parsing typed_typespecs.
3642 * c-decl.c (lookup_tag): Give error immediately rather than
3643 leaving it pending if the tag of the wrong type is in the same
3645 (xref_tag): Don't pedwarn for forward declarations of enum types
3647 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
3650 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3652 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
3654 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3656 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
3657 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
3659 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3661 * cpphash.h (struct cpp_reader): New saved_flags.
3662 * cppmacro.c (cpp_get_token): Use saved_flags to remember
3663 to avoid a paste after a pasted token.
3665 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3667 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
3668 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
3669 Wtype_MIN instead of LONG_MIN.
3671 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3673 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
3675 * fixinc/fixincl.x: Regenerated.
3676 * fixinc/inclhack.def (irix_limits_const): New definition to
3677 convert "const" to "__const" in limits.h.
3679 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3681 * fixinc/genfixes (AG): Fix "autogen4" thinko.
3683 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3685 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
3686 when register dies in the insn.
3688 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3690 * diagnostic.c (fatal): Fix word wrap.
3692 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
3694 * combine.c (try_combine): Fix SUBREG setting for
3695 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
3697 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3699 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
3702 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3704 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
3706 * toplev.c (decode_W_option): Update warn_larger_than
3707 unconditionally for each processed switch.
3709 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3711 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
3713 (hppa_expand_prologue): Delete code to save pic offset table register
3714 in the function prologue.
3715 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
3716 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
3717 table register at the beginning of the function after the prologue.
3719 2001-01-29 lars brinkhoff <lars@nocrew.org>
3721 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
3723 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3724 Jeff Law <law@redhat.com>
3726 * pa.md (return): Revise comment for trivial return.
3727 (return_internal): Non-trivial return pattern for non-PIC code.
3728 (return_internal_pic): Non-trivial return pattern for PIC code.
3729 It uses the PIC register to ensure it is restored after
3731 (epilogue): Generate appropriate return for PIC and non-PIC code.
3733 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
3735 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
3737 2001-01-29 DJ Delorie <dj@redhat.com>
3739 * combine.c (if_then_else_cond): Pass the correct mode to
3740 operand_subword() for constants.
3742 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
3744 * config/i386/cygwin.h: Add w32api to include search. Search different
3745 directories in a cross-build environment.
3747 2001-11-29 Tim Josling <tej@melbpc.org.au>
3749 * tree.h (TYPE_STUB_DECL): Add documentation.
3751 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
3753 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
3754 (sdbout_field_types): Likwise. Fix use of host_integerp.
3756 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
3758 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
3761 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
3763 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
3764 to use flag_gnu_linker.
3766 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3768 * cpplib.c (T_BAD_DIRECTIVE): Remove.
3769 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
3771 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
3773 * tree.c, tree.h (build_parse_node): Remove; was identical to
3775 * c-lang.c (start_cdtor), objc/objc-act.c
3776 (build_module_descriptor): Use build_nt instead of
3779 2001-01-29 Jakub Jelinek <jakub@redhat.com>
3781 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
3782 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
3783 not have any upper bits set.
3785 2001-01-29 Phil Edwards <pme@sources.redhat.com>
3787 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
3789 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3791 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
3793 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
3795 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
3796 (integer_minus_one_node): Define.
3798 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
3800 * Makefile.in (bootstrap2-lean): Fix typo.
3802 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
3804 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
3805 : Don't set fe_value.
3806 * cpplib.h (AVOID_LPASTE): New flag.
3807 (struct cpp_hashnode): Remove fe_value.
3808 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
3809 * cppmacro.c (builtin_macro): Don't set flags here.
3810 (replace_args): Set AVOID_LPASTE flag on first token of an
3811 argument, and the token following it.
3812 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
3813 macro expansion, and on the token following it. Do it for
3815 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
3817 2001-01-27 Richard Henderson <rth@redhat.com>
3819 * config/alpha/t-ieee: Remove multilibbing.
3820 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3822 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3824 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
3826 * Makefile.in: Remove all dependencies on defaults.h.
3827 * builtins.c: Don't include defaults.h.
3828 * c-common.c: Likewise.
3829 * c-decl.c: Likewise.
3830 * c-pragma.c: Likewise.
3831 * c-typeck.c: Likewise.
3832 * combine.c: Likewise.
3834 * frame-ia64.c: Likewise.
3835 * cppexp.c: Likewise.
3836 * crtstuff.c: Likewise.
3837 * dbxout.c: Likewise.
3838 * dwarf2out.c: Likewise.
3839 * dwarfout.c: Likewise.
3840 * emit-rtl.c: Likewise.
3841 * except.c: Likewise.
3843 * final.c: Likewise.
3844 * frame-dwarf2.c: Likewise.
3845 * libgcc2.c: Likewise.
3846 * optabs.c: Likewise.
3847 * profile.c: Likewise.
3848 * sdbout.c: Likewise.
3849 * toplev.c: Likewise.
3850 * tradcif.y: Likewise.
3852 * varasm.c: Likewise.
3854 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3856 * builtins.c (expand_builtin_fputs): Use size_one_node when
3857 transforming into fwrite.
3859 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3861 * extend.texi (Attribute Syntax): New section.
3863 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3865 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3866 they didn't need fixing.
3868 2001-01-27 Janis Johnson <janis@us.ibm.com>
3870 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3872 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3873 to remove macro definitions that are duplicated from elfos.h.
3875 2001-01-27 Richard Henderson <rth@redhat.com>
3877 * config/i386/sco5gas.h: Move ...
3878 * config/usegas.h: ... here.
3879 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3881 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3883 * c-typeck.c (struct constructor_stack): Add range_stack member.
3884 (really_start_incremental_init): Clear it.
3885 (push_init_level): Save constructor_range_stack and clear it if
3886 pushing explicit braces.
3887 (pop_init_level): abort if constructor_range_stack is non-zero at
3888 explicit closing brace. Restore saved constructor_range_stack if
3891 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3893 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3894 into register was forced into memory.
3896 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3898 * Makefile.in: Remove uses of + before $(MAKE).
3900 2001-01-26 Richard Henderson <rth@redhat.com>
3902 * stmt.c (cost_table): Remove.
3903 (COST_TABLE, cost_table_initialized): New.
3904 (estimate_case_costs): Use the later instead of the former.
3905 (balance_case_nodes): Likewise.
3907 2001-01-26 Richard Henderson <rth@redhat.com>
3909 * alias.c (objects_must_conflict_p): Read-only slots may not
3910 conflict despite having the same type.
3912 2001-01-27 Michael Hayes <mhayes@redhat.com>
3914 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3916 (check_ext_dependant_givs): Initialise u_start_val and
3918 (load_mems): Make last_max_reg unsigned.
3919 (try_swap_copy_prop): Use INSN_P and initialise set.
3921 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3923 * README.AVR : Removed.
3925 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3927 * pa-64.h (text_section): Remove declaration.
3929 * pa.md (return_internal): Remove mode on PIC register use.
3931 2001-01-25 lars brinkhoff <lars@nocrew.org>
3933 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3934 ASM_CLOSE_PAREN): fix typos.
3936 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3938 * acconfig.h: Define `const' to the empty string if neither
3939 __STDC__ nor __cplusplus is defined.
3940 * config.in: Regenerated.
3942 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3944 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3945 * collect2.c (main): Delete importf. Add ".obj" file extension.
3946 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3947 (aix_std_libs): Add additional AIX libraries to skip.
3948 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3949 * config/rs6000/aix51.h: New file.
3951 2001-01-25 Michael Hayes <mhayes@redhat.com>
3953 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3954 (loop_insn_emit_before): No longer static.
3955 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3956 (loop_givs_rescan, load_mems): Likewise.
3957 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3958 (maybe_eliminate_biv_1):
3959 (move_movables): Replace emit_call_insn_before with
3960 loop_call_insn_hoist.
3961 * loop.h (loop_insn_emit_before): Add.
3962 * unroll.c (copy_loop_body): Replace emit_insn_before with
3963 loop_insn_emit_before.
3965 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3967 * diagnostic.c (fatal): Request preprocessed source.
3969 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3971 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3972 olddecl has argument types and newdecl has none, use the argument
3975 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3977 * dwarf2out.c (prefix_of): New function. Determine longest common
3978 prefix of the two arguments. The units are whole path components.
3979 (output_file_names): When adding a new directory find the one entry
3980 with the longest common prefix already in the list. Artificially
3981 generate entry if there is none for this prefix.
3982 Fix test to check whether the zeroth directory entry is used.
3984 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3986 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3987 Changed all callers. Take it into account when deciding if a
3988 previously loaded value matches.
3990 2001-01-24 Richard Henderson <rth@redhat.com>
3992 * reload.c (find_reloads_subreg_address): Fail the substitution
3993 if the resulting address is insufficiently aligned.
3995 2001-01-24 DJ Delorie <dj@redhat.com>
3997 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
3998 check the original operand's mode also.
3999 * simplify-rtx.c (simplify_ternary_operation): Ditto.
4001 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4003 * c-parse.in (cast_expr): Move compound literals from here ...
4004 (primary): ... to here. Use standard terminology "compound
4005 literal" instead of "constructor expression".
4007 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4009 * gcc.1, cpp.1: Regenerate.
4011 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
4013 * calls.c (emit_library_call_value_1): Memory slot for
4014 pass-by-reference argument should have the mode of the argument,
4015 not of the pointer to it.
4017 2001-01-24 Tom Tromey <tromey@redhat.com>
4019 * gcc.texi (G++ and GCC): Mention gcj manual.
4020 (Standards): Link to section of manual mentioning gcj/Java
4023 2001-01-24 Jakub Jelinek <jakub@redhat.com>
4025 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
4026 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
4027 * tradcpp.c (main): Add -imacros or -include'd dependencies
4029 * cpp.texi (-M, -MM): Document -M -include behaviour.
4031 2001-01-24 Roger Collins <roger@ProProject.com>
4033 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
4035 2001-01-24 Will Cohen <wcohen@redhat.com>
4037 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
4038 whether registers are 32 bits or 64 bits in size.
4040 2001-01-24 Ben Elliston <bje@redhat.com>
4042 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
4044 2001-01-24 Richard Henderson <rth@redhat.com>
4046 * config/alpha/alpha.md (builtin_longjmp_internal): New.
4047 (builtin_longjmp): Use it instead of emit_indirect_jump.
4049 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
4051 * bb-reorder.c (make_reorder_chain_1): Handle case where
4052 jump edge goes to the same block as the fallthru edge.
4054 2001-01-23 Jim Wilson <wilson@redhat.com>
4056 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
4057 * frame.h (__ia64_personality_v1): Add prototype.
4058 * libgcc2.c (ia64_throw_helper): Change personality declaration to
4059 prototype form. Add void * cast to first argument to personality
4061 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
4062 (asctoe113): Likewise.
4063 * config/ia64/frame-ia64.c: Include eh-common.h.
4064 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
4066 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
4068 (itanium_split_issue): Add prototype.
4069 (gen_nop_type): Ifdef out.
4070 (find_best_packet): Initialize best_packet.
4071 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
4073 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
4074 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
4075 (flushrs): Add explicit stop bit at end.
4076 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
4079 2001-01-23 Chris Demetriou <cgd@broadcom.com>
4081 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
4083 * libgcc2.c (__terminate_func): Make variable static.
4084 (__terminate_set_func): New function to set __terminate_func.
4085 * libgcc2.h (__terminate_func_ptr): New typedef.
4086 (__terminate_set_func): New function.
4088 2001-01-23 Richard Henderson <rth@redhat.com>
4090 * flow.c (init_propagate_block_info): Don't consider unchanging
4091 memories for dead frame store elimination.
4093 2001-01-23 Richard Henderson <rth@redhat.com>
4095 * varasm.c (UNIQUE_SECTION): Move default implementation ...
4096 * defaults.h: ... here.
4098 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4100 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
4102 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
4104 * c-lex.c (lex_charconst): Fix typo: s/p/str.
4106 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4108 * rs6000.h (rs6000_return_addr): Move prototype from here...
4109 * rs6000-protos.h (rs6000_return_addr): ...to here.
4110 (rs6000_init_expanders): Delete prototype.
4112 2001-01-23 Nick Clifton <nickc@redhat.com>
4114 * invoke.texi: Replace , with \, inside @gccoptlist macros.
4115 (Spec Files): Document %B and %j and %. and %v3 and %M and
4116 %{S*&T} spec switches.
4118 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4120 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
4122 2001-01-23 Chris Demetriou <cgd@sibyte.com>
4123 Neil Booth <neil@daikokuya.demon.co.uk>
4125 * cpperror.c: Merge handlers of PEDWARN and WARNING.
4126 Have -Werror make pedantic warnings errors, like the
4129 2001-01-23 Phil Edwards <pme@sources.redhat.com>
4131 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
4133 2001-01-23 Jakub Jelinek <jakub@redhat.com>
4135 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
4136 * integrate.c (expand_inline_function): Initialize them.
4137 (subst_constants): If changing COMPARE so that both its arguments
4138 will be VOIDmode and the comparison mode will be lost, note
4139 compare_mode. Use the recorded compare_mode to optimize
4142 2001-01-23 Jason Merrill <jason@redhat.com>
4144 * dwarf2out.c (new_die): Use xcalloc.
4145 (output_die): Abort rather than emit a local reference to offset 0.
4147 2001-01-17 Andrew Haley <aph@redhat.com>
4149 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
4150 of a saved register; return NULL instead.
4151 (copy_reg): Take a pointer to a source register rather than a
4153 (next_stack_level): Remember the address in the stack frame of all
4155 Use the saved register pointer array as the source of the CFA.
4156 (throw_helper): Rewrite. Unwind once rather than twice and keep
4157 track of saved registers as we go.
4159 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4161 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
4162 * c4x.c (c4x_legitimize_reload_address): Remove.
4163 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
4164 reload address for ldp(k) insn.
4166 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
4168 * pa.md (return_internal): Add a USE of the PIC register to ensure
4169 it is restored after each call.
4170 (return expander): Corresponding changes.
4172 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4174 * rs6000.h (INIT_EXPANDERS): Delete.
4175 (RETURN_ADDR_RTX): Call rs6000_return_addr().
4176 * rs6000.c (rs6000_override_options): Call *_machine_status from
4178 (rs6000_init_expanders): ...instead of here. Delete.
4179 (rs6000_mark_machine_status): New function.
4180 (rs6000_init_machine_status): Use xcalloc.
4181 (rs6000_return_addr): Generate RTX for the return address.
4182 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
4183 (rs6000_stack_info): Use it.
4185 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
4187 * gthr-win32.h: Include errno.h to get a declaration for
4188 EINVAL and _mingw.h if the target is mingw32.
4190 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
4192 * cpp.texi: Correct typos.
4194 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4196 * explow.c (probe_stack_range): Ensure value passed to
4197 stack_check_libfunc is ptr_mode, not Pmode.
4199 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
4201 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
4202 case, don't use operand_subword to calculate a SUBREG that is
4205 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
4207 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4209 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
4210 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
4211 valid. If not replace it by equivalent insns.
4213 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4215 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
4216 contains SYMBOL_REF, LABEL_REF and CONST_INT.
4217 (c4x_U_constraint, symbolic_address_operand): Likewise.
4218 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
4220 (c4x_r11_set_p, c4x_check_laj_p): New functions.
4221 * c4x-protos.h (c4x_check_laj_p): Add prototype.
4222 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
4223 anulling slot because of silicon bug.
4224 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
4226 2001-01-22 Alan Modra <alan@linuxcare.com.au>
4228 * cppexp.c (parse_charconst): Change `mask' type to agree
4231 2001-01-21 Richard Henderson <rth@redhat.com>
4233 * config/i386/i386.c (ix86_asm_file_end): Disable putting
4234 pic_label_name in a linkonce section.
4236 2001-01-17 Philipp Thomas <pthomas@suse.de>
4238 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
4240 * configure: Regenerate.
4242 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
4244 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
4245 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
4247 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
4249 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
4250 If REVERSE nonzero then condition code in X must be reversed.
4251 (encode_section_info): Optimise if/else.
4252 (avr_function_value): Fix formatting.
4254 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
4255 (difficult_branch): Likewise.
4256 (rvbranch): Likewise.
4257 (difficult_rvbranch): Likewise.
4259 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
4261 * config/avr/libgcc.S: Fix comment.
4263 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4265 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
4267 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4269 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
4271 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4273 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
4274 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
4275 * configure, config.in: Regenerate.
4276 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
4277 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
4278 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
4279 (doprint.o): New rule.
4281 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
4283 * c-typeck.c (digest_init): Handle boolean types as scalars.
4285 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4287 * stmt.c (expand_return): Don't return anything if size is zero.
4288 Delete redundant assignment to BYTES.
4289 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
4291 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
4293 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
4294 the same as the default library function names.
4295 * config/avr/avr.md: Document special characters after '%'.
4296 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
4297 knowing which of the call-used registers are really clobbered.
4298 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
4299 New. Both quotient and remainder from one libgcc.S call.
4300 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4301 clobber as few registers as possible.
4302 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4304 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4306 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4307 context of the top of the stack.
4309 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4311 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4312 (fixup_var_refs_insns): ...here.
4314 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4316 * function.c (fixup_var_refs_insns): Break up into
4317 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4318 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4319 [loop over hash table entries].
4320 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4321 fixup_var_refs_insns_with_hash, to match above changes.
4323 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4325 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4326 (libgcc.a): Likewise.
4327 (stmp-multilib): Likewise.
4328 (STAGE2_FLAGS_TO_PASS): Likewise.
4330 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4332 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4333 temporary if no_new_pseudos.
4335 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4337 * cppinternals.texi: Update.
4339 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4341 * arm.c (arm_init_builtins): Re-enable builtins.
4343 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4345 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4346 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4347 element to be null, and always expect an EXPR_LIST.
4348 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4349 * sched-deps.c (sched_analyze_1): Likewise.
4350 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4352 * regclass.c (max_set_parallel): New variable.
4353 (reg_scan): Take it into account in computation of max_parallel.
4354 (reg_scan_mark_refs, case SET): Compute it.
4356 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4358 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4359 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4361 2001-01-19 Jason Merrill <jason@redhat.com>
4363 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4364 for the abstract instance of an inline function.
4366 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4367 J"orn Rennecke <amylaar@redhat.com>
4369 * reload1.c (move2add_note_store): Treat all registers directly or
4370 indirectly derived from a base register as members of the same set
4372 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4373 of base register into account.
4375 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4377 * alias.c (find_base_value): Recognize TRUNCATE.
4378 (record_set): In PLUS case, invalidate if other summand is also a
4381 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4383 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4384 entry to be EXPR_LIST.
4385 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4386 be an EXPR_LIST (but not null, which other code doesn't allow).
4387 (note_stores): Properly handle PARALLEL in SET.
4388 Recursively call for top-level PARALLEL.
4389 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4390 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4392 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4394 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4396 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4397 not pfile->skipping (== 0).
4399 2001-01-17 Nick Clifton <nickc@redhat.com>
4401 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4404 2001-01-17 Jim Wilson <wilson@redhat.com>
4406 * invoke.texi (IA-64 options): Improve.
4408 2001-01-17 Tom Tromey <tromey@redhat.com>
4410 * invoke.texi (Optimize Options): Use `{}' to around @samp
4413 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4415 * invoke.texi (-fno-guess-branch-probability): New option.
4417 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4419 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4420 case of making new double-word constant.
4421 Revert last change: instead just test i3_subst_into_i2.
4423 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4425 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4426 Use q constraints instead of r.
4428 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4430 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4431 (machine_function): Define.
4432 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4433 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4434 pa_free_machine_status): New functions.
4435 (override_options): Set {init,mark,free}_machine_status to above.
4436 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4437 PIC_OFFSET_TABLE_REGNUM_SAVED.
4438 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4439 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4440 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4441 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4442 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4444 2001-01-15 DJ Delorie <dj@redhat.com>
4446 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4450 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4452 * flow.c (propagate_on_insn): Make trying to delete a prologue
4453 or epilogue insn an ICE, not a warning. Allow doing this if
4454 the current function returns with stack pointer depressed.
4456 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4457 I3 having more than one SET.
4459 2001-01-16 Jim Wilson <wilson@redhat.com>
4461 * invoke.texi: Document IA-64 options.
4463 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4464 (fixup_errata): Delete TARGET_A_STEP use.
4465 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4466 (TARGET_SWITCHES): Delete -ma-step option.
4467 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4468 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4469 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4470 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4471 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4472 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4474 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4475 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4476 cmovsi_internal): Delete ! TARGET_A_STEP check.
4478 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4480 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4481 possibility to report bugs via postal mail. Change a URL and
4482 merge in a nearly duplicate statement...
4483 (Bug Reporting): ...from here.
4484 (Service): Refer to the Bug Reporting section instead of
4486 (Contributing): Remove trivial explanations concerning snapshots.
4488 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4490 * cppmain.c (general_init): Don't use ANSI prototype.
4492 2001-01-16 Tom Tromey <tromey@redhat.com>
4494 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4496 2001-01-16 Richard Henderson <rth@redhat.com>
4498 * config/i386/i386.h: Fix comment typo.
4499 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4500 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4502 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4504 * gcc.c: Revert previous -fsyntax-only-related change; move
4507 2001-01-16 Jakub Jelinek <jakub@redhat.com>
4509 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
4510 inmode after checking GET_CODE (op).
4512 2001-01-16 Richard Henderson <rth@redhat.com>
4514 * flow.c (struct propagate_block_info): Add mem_set_list_len.
4515 (MAX_MEM_SET_LIST_LEN): New.
4516 (propagate_one_insn): Update mem_set_list_len.
4517 (invalidate_mems_from_autoinc): Likewise.
4518 (invalidate_mems_from_set): Likewise.
4519 (mark_used_regs): Likewise.
4520 (init_propagate_block_info): Likewise. Stop collecting memories
4521 when we reach MAX_MEM_SET_LIST_LEN.
4522 (mark_set_1): Likewise.
4524 2001-01-16 Richard Henderson <rth@redhat.com>
4526 * unroll.c (precondition_loop_p): Fail if no iteration
4529 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4531 * gcc.c: When -fsyntax-only is given, do not complain about
4534 2001-01-15 Richard Henderson <rth@redhat.com>
4536 * config/i386/i386.c (asm_output_function_prefix): Remove.
4537 (ix86_asm_file_end): New.
4538 (load_pic_register): Generate pic_label_name into a
4539 staticly allocated buffer.
4540 * config/i386/i386-protos.h: Update.
4541 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
4542 (ASM_FILE_END): New.
4543 * config/i386/i386afe.h: New file.
4544 * config.gcc (i?86-*-elf) [tm_file]: Use it.
4545 (i?86-*-{freebsd,linux*,moss*}): Likewise.
4546 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
4547 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
4548 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
4549 * config/i386/sco5.h (ASM_FILE_END): Likewise.
4550 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
4552 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4554 * Makefile.in (install-man): Remove explicit dependency on
4557 * configure.in, configure: Revert previous patch requiring perl
4560 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
4562 * toplev.c (flag_guess_branch_prob): New.
4563 (f_options): Add guess-branch-probability option.
4564 (rest_of_decl_compilation): Only estimate branch probability if
4566 (main): set flag_guess_branch_prob.
4568 * flags.h (flag_guess_branch_prob): New.
4570 2001-01-15 DJ Delorie <dj@redhat.com>
4572 * gcc.texi (Makefile): Add documentation for Makefile targets.
4574 2001-01-15 Philip Blundell <philb@gnu.org>
4576 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
4578 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
4579 (is_pic): Delete declaration.
4580 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
4581 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
4582 * config/arm/arm.md (builtin_setjmp_receiver): New.
4584 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4586 * arm.c (use_return_insn): Don't try to determine the function type
4587 until after reload has completed.
4588 (arm_output_epilogue): Don't adjust the sp value recovered from the
4590 (emit_multi_reg_push): Don't record dwarf information for the pc.
4591 * arm.md (eh_epilogue): The function type may have changed, so it
4592 needs to be recalculated.
4593 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
4594 unwind tables on arm/netbsd.
4596 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4598 * arm.md (cbranchsi4): Correct calculation of branch ranges.
4599 (negated_cbranchsi4): Likewise.
4601 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4603 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
4604 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4605 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
4606 pass -mapcs-* options to assembler.
4607 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
4608 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4609 (ASM_SPEC): Call subtarget_extra_asm_spec.
4611 2001-01-15 Andreas Jaeger <aj@suse.de>
4613 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
4615 (ix86_expand_builtin): Likewise.
4617 * gencodes.c (output_predicate_decls): Make i size_t to avoid
4618 warning about comparison between signed and unsigned.
4620 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4622 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
4624 2001-01-14 Ralf Baechle <ralf@gnu.org>
4626 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
4627 SUBTARGET_CPP_SPEC apropriatly.
4629 2001-01-12 Mark Mitchell <mark@codesourcery.com>
4631 * varasm.c (make_decl_rtl): Fix typo in last change.
4633 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
4635 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
4636 linker supports the init_priority C++ attribute.
4637 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
4638 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
4639 linker does not support init_priority C++ attribute.
4641 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
4643 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
4645 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4647 * c-parse.in (finish_parse): Add comment about cpp_destroy.
4648 * cp/lex.c (finish_parse): Similarly.
4649 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
4650 Return the number of errors encountered.
4651 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
4652 * cppmain.c (main): Don't call cpp_destroy.
4654 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4656 * configure.in: Require at least perl 5.6.0 to regenerate
4658 * configure: Regenerate.
4660 2001-01-14 Richard Henderson <rth@redhat.com>
4662 * genrecog.c (DT_veclen_ge): New.
4663 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
4664 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
4665 (nodes_identical_1): Handle DT_veclen_ge.
4666 (write_cond, debug_decision_2): Likewise.
4668 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4670 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
4672 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
4674 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4676 * cppmain.c (do_preprocessing): New function; most of the old
4678 (main): Call it to do most of the work.
4679 (cb): Move from global scope to set_callbacks ().
4680 (setup_callbacks): Get the callback pointer.
4681 (general_init, printer_init): Clean up code and comments.
4683 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4685 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
4688 2001-01-14 Kazu Hirata <kazu@hxi.com>
4690 * config/h8300/h8300.c (get_shift_alg): Update comments.
4692 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4694 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
4695 (alloc_page, ggc_alloc): Add casts to remove warnings.
4697 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4699 * combine.c (simplify_comparison): Don't change `code' when
4700 can't reverse comparison.
4702 2001-01-14 Richard Henderson <rth@redhat.com>
4704 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
4705 update all call sites. Return true for all non-label constants.
4707 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
4709 * i386.c (ix86_expand_compare): Add bypass_test and second_test
4711 (ix86_expand_branch): Update.
4712 (ix86_expand_setcc): Update to handle multiple test conditions.
4713 (expand_int_movcc): Likewise.
4714 (expand_fp_movcc): Likewise.
4715 * i386-protos.h (ix86_expand_compare): New.
4716 * i386.md (andqi_?_slp, orqi_?_slp): New.
4717 (conditional trap expander): Update call to ix86_expand_compare.
4719 2001-01-14 Richard Henderson <rth@redhat.com>
4721 * config/vax/vax.md: Use nonimmediate_operand instead of
4722 general_operand in destinations.
4724 * config/vax/vax.md (indirect_jump): Use register_operand.
4726 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
4727 * config/vax/vax.md (call_pop): Turn into an expander.
4728 (call_value_pop): Likewise.
4729 (call, call_value): New.
4731 2001-01-14 Andreas Jaeger <aj@suse.de>
4733 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
4735 (ix86_fp_compare_mode): Add unused attribute.
4736 (ix86_expand_fp_movcc): Remove unused variable.
4737 (ix86_expand_builtin): Make fcode unsigned.
4739 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
4740 (expand_expr): Add cast to avoid signed warning.
4741 (store_field): Likewise.
4742 (store_constructor_field): Likewise.
4743 (store_constructor): Likewise.
4744 (store_expr): Likewise.
4745 (clear_storage): Likewise.
4746 (emit_group_store): Likewise.
4747 (emit_group_load): Likewise.
4749 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4751 * c-common.c: Move format checking code to ...
4752 * c-format.c: ... here. New file. Reorder some functions and
4754 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
4756 * c-common.h (decl_handle_format_attribute,
4757 decl_handle_format_arg_attribute): Declare.
4758 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
4759 (c-common.o): Adjust dependencies.
4760 (c-format.o): New list of dependencies.
4762 2001-01-13 Jakub Jelinek <jakub@redhat.com>
4764 * unroll.c (loop_iterations): If we cannot prove iteration variable
4765 is set once in each iteration, punt.
4767 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
4769 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
4770 (*strlenhi): Remove clobber (which was buggy) of output address.
4772 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4774 * Makefile.in (generated-manpages): Add gcc.1
4775 ($(srcdir)/gcc.1): New target.
4776 (maintainer-clean): Delete $(srcdir)/gcc.1.
4777 * gcc.texi: Add macros @gccoptlist and @gol.
4778 * invoke.texi: Include option summary in manpage. Mark up option
4779 summary with @gccoptlist and @gol. Use @r in one place where
4781 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
4782 * gcc.1: Generate from invoke.texi.
4784 2001-01-13 Richard Henderson <rth@redhat.com>
4786 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
4787 (struct page_entry): Add group member.
4788 (struct page_group): New.
4789 (struct globals): Add page_groups member.
4790 (alloc_anon): Only define for using mmap; remove valloc call.
4791 (page_group_index): New.
4792 (set_page_group_in_use): New.
4793 (clear_page_group_in_use): New.
4794 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
4795 (free_page, release_pages): Likewise.
4796 * configure.in (with-gc): Default to ggc-page always.
4798 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4800 * reload1.c (replace_pseudos_in_call_usage): Use
4801 reg_equiv_constant and reg_equiv_address, and don't try
4802 regno_reg_rtx first.
4804 2001-01-13 Richard Henderson <rth@redhat.com>
4806 * ggc-page.c (alloc_page): Round up allocation size to one page.
4807 Set e->order on extra pages.
4809 2001-01-13 Richard Henderson <rth@redhat.com>
4811 * genrecog.c (nodes_identical): Expand commentary.
4812 (write_switch): Watch out for identical nodes.
4814 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4816 * cppfiles.c (_cpp_fake_include): New function.
4817 * cpphash.h (_cpp_fake_include): New.
4818 * cpplib.c (do_line): Call _cpp_fake_include when entering
4819 header files in preprocessed input.
4820 * cppmain.c (cb_pragma_implementation): Remove handling.
4821 (setup_callbacks): Don't register pragmas.
4823 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4825 * extend.texi: Udate for CPP.
4827 2001-01-13 Andreas Jaeger <aj@suse.de>
4829 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
4831 * regmove.c: Add prototype for replace_in_call_usage.
4833 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4835 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
4836 struct cpp_chunk, struct htab, struct toklist,
4837 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
4838 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
4839 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
4840 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4841 (struct macro_args): Delete.
4842 * cpphash.h: See above.
4844 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4846 * cppmain.c (struct printer): Remove no_line_dirs.
4848 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4849 : Use options rather than CPP_OPTION.
4850 (setup_callbacks): Use cb rather than pfile->cb.
4851 (main): No need to check for a buffer. Use cpp_errors.
4852 (printer_init): Don't set no_line_dirs.
4853 (maybe_print_line): Use options not no_line_dirs.
4854 (cb_file_change): Don't call print_line if -P.
4856 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4858 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4860 * c-parse.in (finish_parse): Use cpp_errors.
4861 (__yylex): Use return value of cpp_pop_buffer.
4862 * cp/lex.c (finish_parse): Use cpp_errors.
4863 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4865 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4867 * README.AVR: URLs corrected.
4869 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4871 * c-decl.c (start_function): Don't warn if old prototype is builtin
4872 that's not in C's namespace.
4873 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4874 (_bb): Add prototype for ctime.
4875 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4877 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4879 * i386.c (ix86_fp_comparison_arithmetics_cost,
4880 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4881 ix86_fp_comparison_cost): New functions.
4882 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4883 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4884 two-branch sequences; make static.
4885 (ix86_use_fcomi_compare): Do decision according to the costs.
4886 (split_fp_branch): New.
4887 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4888 * i386-protos.h (ix86_expand_fp_compare): Remove
4889 (ix86_split_fp_branch): Declare.
4891 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4892 and ix86_comparison_operator.
4894 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4897 * i386.c (put_condition_code): Output properly the unordered/ordered
4898 compares in fp case.
4899 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4901 * tm.texi (REVERSE_CONDITION): Document.
4902 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4903 in -ffast-math mode.
4904 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4906 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4908 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4910 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4913 * config/sh/sh.c (mova_p): Fix test for mova_const.
4915 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4917 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4918 cpp_get_options rather than dereferencing pfile and using
4920 * scan-decls.c (scan_decls): Use return value of
4921 cpp_pop_buffer rather than CPP_BUFFER.
4923 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4925 * cppinit.c (cpp_handle_option): help_only is now part of the
4926 cpp_options structure.
4927 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4928 cpp_set_callbacks): New functions.
4929 * cpplib.h (cpp_callbacks): Break out as a named structure.
4930 (cpp_options): Move help_only here from cpp_reader.
4931 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4932 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4933 cpp_set_callbacks): New prototypes.
4934 * cppmain.c (main): Update for help_only.
4936 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4938 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4939 Also build and remove and install and uninstall c-tree.info and
4941 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4942 ($(srcdir)/cppinternals.info): New target.
4943 * c-tree.texi: Change file name used when makeinfo used without -o
4944 from ir.info to c-tree.info. Add info directory entry.
4945 * cppinternals.texi: Add info directory entry.
4946 * .cvsignore: Update.
4948 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4950 * c-typeck.c (store_init_value): Don't require constant initializer
4951 elements with -pedantic -std=c99.
4952 (digest_init): Change error about non-constant initializer elements
4954 (constructor_range_end): Remove.
4955 (constructor_incremental, designator_depth,
4956 designator_errorneous): New variables.
4957 (struct constructor_stack): Remove range_end, add incremental.
4958 (struct constructor_range_stack, constructor_range_stack): New.
4959 (struct initializer_stack): Add constructor_range_stack.
4960 (finish_init): Set it.
4961 (start_init): Likewise. require_constant_elements for non-static
4962 trees only if not flag_isoc99.
4963 (really_start_incremental_init): Remove constructor_range_end, add
4964 constructor_incremental.
4965 (pop_init_level): Likewise.
4966 (push_init_level): Likewise. If implicit and the subobject had some
4967 value set already, preinitialize the level with it.
4968 Warn about missing braces only if not pushing due to designators.
4969 (set_designator, push_range_stack): New functions.
4970 (set_init_label): Use them.
4971 (set_init_index): Likewise. Remove constructor_range_end.
4972 Error if designator index is outside of array bounds.
4973 (add_pending_init): Compare values of purpose index trees, not the
4974 trees themselves. Allow overwriting of already initialized element.
4975 Issue a warning if it had side-effects.
4976 (set_nonincremental_init, set_nonincremental_init_from_string): New
4978 (pending_init_member): Rename to...
4979 (find_init_member): ...this function. Call set_nonincremental_init
4980 if necessary. Compare values of purpose index trees, not the trees
4981 themselves. Return the actual value, not just non-zero if something
4983 (output_init_element): Remove checks for duplicates.
4984 If field has zero size, only check the initializer for correctness.
4985 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4986 if constructor_incremental is zero. Change error about initializers
4987 not computable at load time into pedwarn.
4988 (output_pending_init_elements): Compare bit positions, not
4989 FIELD_DECLs to take into account zero-sized fields.
4990 (process_init_element): Use constructor_range_stack to fill all
4991 ranges in the designator lists from current level up.
4992 * extend.texi: Update documentation for labeled elements.
4994 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
4996 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
4997 to function usage for arguments passed by reference. Optimize
4998 callee-copied arguments.
4999 * regmove.c (replace_in_call_usage): New function.
5000 (fixup_match_1): Call it.
5001 * cse.c (cse_insn): Canonicalize registers in function usage.
5002 * reload1.c (replace_pseudos_in_call_usage): New function.
5005 * Makefile.in: Reverted yesterday's wrong patch. Installed the
5008 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5010 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
5013 2001-01-12 DJ Delorie <dj@redhat.com>
5015 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
5016 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
5019 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5021 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
5022 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
5023 -std options alongside references to -ansi. Update some
5024 documentation for C99.
5025 * cpp.1: Regenerate.
5027 2001-01-12 Andreas Jaeger <aj@suse.de>
5029 * haifa-sched.c (restore_line_notes): Remove argument block B
5031 * sched-ebb.c (schedule_ebb): Change caller.
5032 * sched-rgn.c (schedule_region): Likewise.
5033 * sched-int.h (restore_line_notes): Adjust prototype.
5035 * loop.h: Remove wrong declaration of doloop_condition_get.
5037 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5039 * extend.texi: Move C++-extension-related node from the C section
5040 into the C++ section.
5042 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5044 * extend.texi: Refer to an array of pointers to functions instead
5045 of one of functions.
5047 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
5048 Jan Hubicka <jh@suse.cz>
5050 * combine.c (reversed_comparison): Fix typo in last patch.
5052 (combine_reversed_comparison_code): Make static to follow
5053 prototype declaration.
5055 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5057 * install.texi: Remove misplaced duplicate entry.
5059 2001-01-11 Ulrich Drepper <drepper@redhat.com>
5061 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
5063 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
5065 * final.c: (leaf_function_p): Fix typo.
5067 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
5069 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
5070 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
5072 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
5073 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
5074 mmap_anon, and valloc is available.
5075 * ggc-page.c: Restructure ifdef logic to match new autoconf
5076 spec. Don't throw away the test page in init_ggc.
5078 * configure, config.in: Regenerate.
5080 2001-01-12 Michael Hayes <mhayes@redhat.com>
5082 * loop.h (total_biv_increment): Constify iv_class pointer.
5083 (struct induction): Replace `mem_mode' with `mem' rtx.
5084 * unroll.c (total_biv_increment): Constify iv_class pointer.
5085 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
5086 (find_mem_givs, combine_givs_p): Likewise.
5087 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
5089 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
5091 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
5093 (__gthread_getspecific): Ditto.
5095 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
5097 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
5098 put_condition_code): Convert fp comparison codes to integer
5100 (ix86_expand_fp_compare): Postnote the fp comparison code converison
5103 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
5104 * i386-protos.h (no_comparison_operator): Kill.
5106 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
5108 * combine.c (REVERSIBLE_CC_MODE): Remove.
5109 (reversible_comparison_p): Remove.
5110 (combine_reversed_comparison_code): New.
5111 (reversed_comparison): New.
5112 (combine_simplify_rtx): Use
5113 combine_reversed_comparison_code/reversed_comparison instead
5114 of reversible_comparison_p.
5115 (simplify_if_then_else): Likewise.
5116 (simplify_set): Likewise.
5117 (simplify_logical): Likewise.
5118 (if_then_else_cond): Likewise.
5119 (known_cond): Likewise.
5120 (simplify_comparison): Likewise.
5122 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
5124 * builtins.c (std_expand_builtin_va_start): Handle varargs when
5125 sizeof (int) is larger than sizeof(__word__).
5127 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5129 * cppinit.c (do_includes): Fix typo.
5131 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5133 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
5134 in S_REGS does not occur because not all sources are possible
5135 when a S_REGS is a destination (sometimes needs a clobber).
5136 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
5137 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
5138 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
5139 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
5140 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
5141 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
5142 (lshrdi_const1, lshrsi3_const16): Likewise.
5143 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
5144 (*movhi_68hc12, *movqi_68hc12): Likewise.
5145 (movstrictqi): Make sure reloading in D_REGS as a destination
5148 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5150 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5152 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5154 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
5155 -D, -U and -A, and don't initialize the builtins.
5156 (do_includes): Error if -include or -imacros with -fpreprocessed.
5157 * cppmain.c (cb_define, cb_undef): Unconditionally process
5159 * tradcpp.c (main): Fix typo.
5161 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
5163 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
5164 (read_name_map): Use IS_ABSOLUTE_PATH.
5165 * tradcpp.c (get_filename): Likewise.
5167 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5169 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
5170 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
5171 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
5172 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
5173 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
5174 (cmphi_z_used): Don't use '@' for the output.
5175 (tstqi_z_used): Likewise.
5176 (cmpqi_z_used): Likewise.
5177 (one_cmplsi2): Likewise.
5179 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5181 * config/sh/sh.c (barrier_align): Recognize branch around far
5182 branch and redundant insn.
5184 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5186 * invoke.texi: Restore documentation of the drivers' switches -MD
5189 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5191 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
5193 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
5194 check-objc//%): Support parallel testing of multilibs.
5195 (TESTSUITEDIR): Set to testsuite by default, but override for
5197 (check-gcc, check-g++, check-g77, check-objc): Enter
5200 2001-01-11 Bernd Schmidt <bernds@redhat.com>
5202 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
5203 * sched-deps.c (deps_may_trap_p): Likewise.
5204 * basic-block.h: Remove a comment.
5205 * flow.c (PROP_POSTRELOAD): Remove.
5206 (update_life_info): Don't add it to prop_flags.
5207 (mark_set_1): Lose the code that was enabled by it.
5209 2001-01-11 Michael Hayes <mhayes@redhat.com>
5211 * flow.c (flow_call_edges_add): New.
5212 * basic_block.h (flow_call_edges_add): New.
5214 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
5216 * reload1.c (move2add_note_store): Update reg_set_luid even if
5217 base reg remains the same.
5219 2001-01-10 Nick Clifton <nickc@redhat.com>
5221 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
5222 machine_function structure to zero.
5223 Add prototypes for machine_status functions.
5225 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5227 * c-common.h (CTI_VOID_LIST): Remove.
5228 (void_list_node): Likewise.
5229 * tree.h (TI_VOID_LIST_NODE): New enumeral.
5230 (void_list_node): New macro.
5231 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
5232 * config/i386/i386.c (ix86_init_builtins): Likewise.
5233 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
5235 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5237 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
5238 * cppinit.c (cpp_start_read): Update comment, remove unneeded
5240 * tradcpp.c: Include mkdeps.h.
5241 (deps, print_deps_phony_targets, deps_append, output_deps,
5242 init_dependency_output, output_deps): New.
5243 (deps_buffer, deps_allocated_size, deps_size, deps_column,
5244 deps_output): Delete.
5245 (print_deps_missing_files): Rename deps_missing_files.
5246 (inhibit_output): Make global.
5247 (main): Delete inhibit_output, deps_stream, deps_target.
5248 Use mkdeps functionality in the same way as cpplib. Remove
5249 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
5250 -M and -MM. Remove old handling of deps via deps_out, and
5251 old reading of environment variables.
5252 (get_filename): Update to use deps_add_dep.
5254 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5256 * output.h (make_function_rtl): Remove prototype.
5257 (make_decl_rtl): Likewise.
5258 * varasm.c (make_function_rtl): Remove.
5259 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
5260 than from a third parameter.
5261 * tree.h (make_decl_rtl): Remove last parameter.
5262 * c-decl.c (builtin_function): Remove last argument in call to
5263 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
5264 (start_function): Likewise.
5265 * except.c (call_get_eh_context): Likewise.
5266 * expr.c (emit_block_move): Likewise.
5267 (clear_storage): Likewise.
5268 * profile.c (output_func_start_profiler): Likewise.
5269 * toplev.c (rest_of_decl_compilation): Likewise.
5270 * objc/objc-act.c (create_builtin_decl): Likewise.
5271 (synth_module_prologue): Likewise.
5272 (generate_static_reference): Likewise.
5273 (build_selector_reference_decl): Likewise.
5274 (build_class_reference_decl): Likewise.
5275 (build_objc_string_decl): Likewise.
5276 (build_protocol_reference): Likewise.
5278 2001-01-10 Richard Henderson <rth@redhat.com>
5280 * hwint.h: Revert yesterday's change.
5282 2001-01-10 Nick Clifton <nickc@redhat.com>
5284 * function.h (save_machine_status): Delete.
5285 (restore_machine_status): Delete.
5286 Amend comment describing {init|mark|free}_machine_status.
5288 * function.c (save_machine_status): Delete.
5289 (restore_machine_status): Delete.
5290 Amend comment describing {init|mark|free}_machine_status.
5291 (push_function_context_to): Remove invocation of
5292 save_machine_status.
5293 (pop_function_context_from): Remove invocation of
5294 restore_machine_status.
5296 * emit-rtl.c (init_emit_once): Amend comment describing
5297 {init|mark|free}_machine_status.
5299 * tm.texi (Per-Function Data): New node. Describe the
5300 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5303 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5305 * cppinit.c (OPT_g): Remove.
5306 (cpp_handle_option): Update for removed -g3.
5307 (print_help): Update.
5308 * cpplib.h (struct cpp_options): Remove debug_output.
5309 * cppmain.c (setup_callbacks, cb_define): Update.
5310 * gcc.c (cpp_options): Translate -g3 to -dD.
5312 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5314 * config/i960/i960.md: Change modifier to + on the zero_extract
5315 pattern after the (rotate -2 reg) canonicalization pattern.
5317 2001-01-10 Richard Henderson <rth@redhat.com>
5319 * config/alpha/alpha.c (alpha_free_machine_status): New.
5320 (override_options): Install it.
5321 (alpha_mark_machine_status): Verify machine non-null.
5322 * config/i386/i386.c (ix86_free_machine_status): New.
5323 (override_options): Install it.
5324 (ix86_init_machine_status): Use xcalloc.
5325 (ix86_mark_machine_status): Verify machine non-null.
5326 * config/ia64/ia64.c (ia64_free_machine_status): New.
5327 (ia64_override_options): Install it.
5328 (ia64_mark_machine_status): Verify machine non-null.
5330 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5332 * function.c (instantiate_virtual_regs): Instantiate virtual
5333 registers found in CALL_INSN_FUNCTION_USAGE.
5335 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5337 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5338 equivalent to -ansi in disabling -Di386.
5340 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5342 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5344 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5346 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5348 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5350 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5352 * invoke.texi: Document that -fcond-mismatch isn't supported for
5355 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5357 * gcc.texi: Define macro gcctabopt.
5358 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5359 @command, @env and @option in some places where appropriate. Use
5360 @gcctabopt where appropriate. Put URLs and email addresses inside
5363 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5365 * gcc.c (cpp_options): Set MD file name from output
5366 filename, if specified.
5367 (suffix_subst): New static variable.
5368 (do_spec): Clear it.
5369 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5371 (give_switch): Handle suffix_subst.
5373 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5375 * invoke.texi: Fix another typo.
5377 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5379 * invoke.texi: Fix typo.
5381 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5383 * c-lang.c (lang_hooks): Update.
5384 (lang_decode_option): Remove.
5385 (lang_init_options): Rename c_init_options.
5386 * toplev.c (main): Use lang_hooks for lang_init_options
5387 and lang_decode_option.
5388 * toplev.h (lang_hooks): Add 2 new hooks.
5389 * tree.h: Remove lang_init_options and lang_decode_option.
5390 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5391 * cp/decl2.c: Similarly.
5392 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5393 (lang_hooks): Update.
5394 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5396 (lang_init_options): Rename ffe_init_options.
5397 (lang_hooks): Update.
5398 (lang_decode_option): Remove.
5399 * java/lang.c (lang_init_options): Rename java_init_options.
5400 (lang_decode_option): Rename java_decode_option.
5401 (lang_hooks): Update.
5402 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5403 (lang_decode_option): Rename objc_decode_option.
5404 (lang_hooks): Update.
5406 2001-01-09 Nick Clifton <nickc@redhat.com>
5408 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5409 (d30v_return_addr_rtx): Delete.
5410 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5411 cfun->machine structure.
5412 (struct machine_function): Move to d30v.h
5413 (d30v_save_machine_status): Delete.
5414 (d30v_restore_machine_status): Delete.
5415 (d30v_init_machine_status): New Function.
5416 (d30v_mark_machine_status): New Function.
5417 (d30v_free_machine_status): New Function.
5418 (d30v_init_expanders): Use new functions.
5419 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5420 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5421 d30v_return_addr_rtx.
5423 * config/d30v/d30v.h (struct_machine): Move here.
5424 Add eh_epilogue_sp_ofs field.
5426 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5427 field in cfun->machine structure.
5429 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5431 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5432 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5433 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5435 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5437 * objc/lang-options.h: Remove bogus reference to
5440 2001-01-09 Kazu Hirata <kazu@hxi.com>
5442 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5445 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5447 * reload.c (find_reloads_address): Check for eliminable registers
5448 when substituting a constant expression for a pseudo.
5450 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5452 * c-common.c (enum format_type): Add format_type_error.
5453 (decode_format_type): New function.
5454 (decl_attributes): Use it.
5455 (format_kind_info): Adjust comment.
5457 2001-01-09 David O'Brien <obrien@BSDi.com>
5459 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5460 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5462 * config/i386/gnu.h: Don't include required platform specific .h files,
5463 tm.h will do it instead.
5464 * config/i386/i386elf.h: Likewise.
5465 * config/i386/linux.h: Likewise.
5466 * config/i386/moss.h: Likewise.
5467 * config/mips/gnu.h: Likewise.
5469 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5471 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5472 (rs6000-ibm-aix3.[01]*): Likewise.
5473 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5474 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5475 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5476 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5477 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5478 (powerpc-*-eabiaix*): Likewise.
5479 (powerpc-*-eabisim*): Likewise.
5480 (powerpc-*-elf*): Likewise.
5481 (powerpc-*-eabi*): Likewise.
5482 (powerpc-*-rtems*): Likewise.
5483 (powerpc-*-linux*libc1): Likewise.
5484 (powerpc-*-linux*): Likewise.
5485 (powerpc-wrs-vxworks*): Likewise.
5486 (powerpcle-wrs-vxworks*): Likewise.
5487 (powerpcle-*-sysv*): Likewise.
5488 (powerpcle-*-elf*): Likewise.
5489 (powerpcle-*-eabisim*): Likewise.
5490 (powerpcle-*-eabi*): Likewise.
5491 (powerpcle-*-solaris2*): Likewise.
5492 * config/rs6000/aix31.h: Delete includes.
5493 * config/rs6000/aix3newas.h: Likewise.
5494 * config/rs6000/aix41.h: Likewise.
5495 * config/rs6000/aix43.h: Likewise.
5496 * config/rs6000/beos.h: Likewise.
5497 * config/rs6000/rtems.h: Likewise.
5498 * config/rs6000/sysv4.h: Likewise.
5500 2001-01-09 Kazu Hirata <kazu@hxi.com>
5502 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5503 Change an argument mode of machine_mode to shift_mode of
5504 shift_mode. Remove an extra error check.
5505 (emit_a_shift): Adopt to the new calling prototype of
5507 (function_prologue): Fix code for a monitor
5508 function. Support H8/S.
5509 (function_epilogue): Do not output pop for a monitor function.
5511 2001-01-09 Nick Clifton <nickc@redhat.com>
5513 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
5514 (setup_incoming_varargs): Use sysv_varargs_p field of the
5515 cfun->machine structure.
5516 (struct machine_function): Move to rs6000.h
5517 (rs6000_save_machine_status): Delete.
5518 (rs6000_restore_machine_status): Delete.
5519 (rs6000_init_machine_status): New Function.
5520 (rs6000_free_machine_status): New Function.
5521 (rs6000_init_expanders): Use new functions.
5523 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
5525 (struct machine_function): Move here.
5527 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5528 sysv_varargs_p field of the cfun->machine structure.
5530 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
5532 (rs6000_restore_machine_status): Remove prototype.
5534 2001-01-09 Richard Henderson <rth@redhat.com>
5536 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
5537 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
5538 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
5539 (sched_analyze_2, sched_analyze_insn): Likewise.
5540 (sched_analyze, init_deps): Likewise.
5541 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
5542 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
5543 (compute_block_backward_dependences): Update propagate_deps call.
5545 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
5547 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
5549 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5551 * cppinit.c (OPT_MD, OPT_MMD): Restore.
5552 (cpp_handle_option): Handle them.
5553 (cpp_post_options): Ensure one of -M or -MM is specified with
5554 any other -M? option.
5555 (init_dependency_output): Suppress output with -MG.
5557 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5560 * invoke.texi: Update.
5562 2001-01-09 Bernd Schmidt <bernds@redhat.com>
5564 * sh.md (reload_outsf): Generate recognizable patterns for
5567 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5569 * c-lang.c (lang_hooks): Update.
5570 (lang_init): Rename c_init.
5571 (lang_finish): Remove.
5572 * toplev.c (compile_file): Use lang_hooks for lang_init ()
5574 * toplev.h (lang_hooks): Add init () and finish ().
5575 * tree.h (lang_init, lang_finish): Remove.
5576 * cp/tree.h (lang_init, lang_finish): Remove.
5577 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
5578 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
5580 (lang_init, lang_finish): Remove.
5581 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
5582 (lang_hooks): Update.
5583 * java/lang.c (lang_init): Rename java_init.
5584 (lang_finish): Remove.
5585 (lang_hooks): Update.
5586 * objc/objc-act.c (lang_init): Rename objc_init.
5587 (lang_finish): Remove.
5588 (lang_hoooks): Update.
5590 20001-01-09 Graham Stott <grahams@redhat.com>
5592 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
5593 after `ptr` is initialised.
5595 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5597 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
5598 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
5599 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
5600 stack adjusts, instead of r3.
5602 2001-01-09 Michael Hayes <mhayes@redhat.com>
5604 * flow.c (flow_loop_scan): Break out of ...
5605 (flow_loops_find) ... here.
5606 * basic-block.h (flow_loop_scan): New.
5607 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
5608 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
5610 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5612 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
5614 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
5615 realloc()ing macro_buffer.
5617 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
5618 if it's wider than long and the target's long is wider than the
5621 2001-01-09 Mark Mitchell <mark@codesourcery.com>
5623 Remove support for using UWIN as a host machine.
5624 * configure.in: Issue an error message.
5625 * configure: Regenerated.
5626 * config.gcc: Remove xm_* UWIN configury.
5627 * config/i386/xm-uwin.h: Remove.
5629 2001-01-08 Nick Clifton <nickc@redhat.com>
5631 * config/v850/v850.c (ra_rtx): Delete.
5632 (v850_save_machine_status): Delete.
5633 (v850_restore_machine_status): Delete.
5634 (v850_init_machine_status): New function.
5635 (v850_mark_machine_status): New function.
5636 (v850_free_machine_status): New function.
5637 (v850_return_addr): Use ra_rtx field in machine structure.
5638 (v850_init_expanders): Use new functions.
5640 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
5641 * config/v850/v850.c: Change arguments to v850_output+* functions
5642 to take a const char *, to avoid compile time warning.
5643 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
5644 (USER_LABEL_PREFIX): Redefine.
5646 2000-01-08 Jim Wilson <wilson@redhat.com>
5648 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
5649 1 to unsigned HOST_WIDE_INT before left shift.
5651 2001-01-08 Nick Clifton <nickc@redhat.com>
5653 * config/arm/arm.c (arm_mark_machine_status): Check to see if
5654 the machine structure has been allocated.
5655 (arm_free_machine_status): New function: Free the machine
5656 specific function structure.
5658 2001-01-08 Richard Henderson <rth@redhat.com>
5660 * jump.c (simplejump_p): Revert last change.
5662 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
5664 * cppinit.c (init): Rename init_library.
5665 (cpp_create_reader): Update.
5666 * gcc.c (cpp_options): If -o given, use it as the target of
5669 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5671 * arm.c (arm_arch5e): New variable.
5672 (all_cores): XScale is a 5TE device.
5673 (arm_override_options): Set arm_arch5e.
5674 (arm_init_builtins): __builtin_prefetch is in arch5e.
5675 * arm.h (arm_arch5e): Declare it.
5677 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
5679 * arm.md (define_constants): Add defines for UNSPEC and
5680 UNSPEC_VOLATILE insns. Update all users.
5681 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
5682 * arm.c (multi_register_push, note_invalid_constants)
5683 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
5684 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
5685 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
5687 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
5689 * jump.c (jump_optimize_1): Use reversed_comparison_code
5690 instead of can_reverse_comparison_p.
5691 (jump_back_p): Likewise.
5692 (invert_exp_1): Likewise.
5693 (thread_jumps): Likewise.
5694 * simplify-rtx.c (simplify_unary_operation): Likewise.
5695 (simplify_ternary_operation): Likewise.
5696 * cse.c (find_comparison_args): Convert to use
5697 can_reverse_comparison_p.
5698 (record_jump_equiv): Likewise.
5700 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5702 * arm.h (HARD_REGNO_RENAME_OK): Delete.
5703 (EPILOGUE_USES): Define.
5704 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
5705 automatically stack the LR if it isn't live.
5707 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
5709 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
5712 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
5714 * ggc-page.c (max_alignment): New structure.
5715 (MAX_ALIGNMENT): New macro.
5716 (init_ggc): Use it to round up the sizes in the
5717 extra_order_size_table.
5719 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5721 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
5724 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5726 * builtins.def (BUILT_IN_FPRINTF): New entry.
5728 * c-common.c (c_expand_builtin_fprintf): New function.
5729 (init_function_format_info): Handle __builtin_fprintf.
5730 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
5731 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
5733 * c-decl.c (duplicate_decls): Adjust comment.
5735 * extend.texi (fprintf): Document new builtin.
5737 2001-01-07 Richard Henderson <rth@redhat.com>
5739 * jump.c (simplejump_p): Recognize any single_set jump
5742 2001-01-07 Richard Henderson <rth@redhat.com>
5744 * configure.in (slibdir): Accept an --with-slibdir option.
5745 Use "test" not "[" in configure. Default to $(libdir).
5747 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
5749 * config/t-aix43 (SHLIB_INSTALL): Likewise.
5750 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
5751 (SHLIB_LINK): Create links for the soname.
5752 * config/mips/t-iris6: Likewise.
5753 * config/sparc/t-slibgcc: Likewise.
5754 * config/sparc/t-slibgcc-sld: Likewise.
5756 2001-01-07 Jakub Jelinek <jakub@redhat.com>
5758 * config/i386/i386.c (constant_call_address_operand): Accept
5759 (const (plus (symbol_ref) (const_int))).
5760 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
5761 constant_call_address_operand.
5763 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5765 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
5766 and LONG_LONG_TYPE_SIZE > 32.
5768 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5770 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
5771 the previous change.
5773 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
5775 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
5777 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
5778 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
5779 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
5782 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5784 * fix-header.c (read_scan_file): s/pfile/scan_in/.
5786 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5788 * c-lang.c (c_post_options): Call cpp_post_options.
5789 * objc/objc-act.c (objc_post_options): Similarly.
5790 * cppmain.c (main): Similarly.
5791 * fix-header.c (read_scan_file): Similarly.
5792 * cppinit.c (cpp_start_read): Move option consistency checks
5793 to cpp_post_options. Don't call init_dependency_output.
5794 If needed, add default target and main file dependency.
5795 (OPT_MD, OPT_MMD): Remove.
5797 (cpp_handle_option): Update for OPT_* changes.
5798 (cpp_post_options): New.
5799 (init_dependency_output): Command line -MF overrides environment
5800 variables. Don't set default target etc. Suppress output
5801 if dependencies are going to stdout.
5802 (print_help): Update.
5803 * cpplib.h (cpp_post_options): New.
5804 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
5806 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
5808 * jump.c (comparison_dominates_p): Support unordered compares.
5810 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
5812 * simplify-rtx.c (simplify_relational_operation): Always simplify
5813 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
5816 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
5818 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
5819 (nonzero_bits): Likewise.
5820 (simplify_comparison): Likewise.
5821 (num_sign_bit_copies): Likewise; return more sane value depending
5822 on STORE_FLAG_VALUE.
5823 (known_cond): Do not assume EQ to be always true for equivalent
5826 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
5828 * cse.c (fold_rtx): Handle unordered comparisons.
5830 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
5832 * rtlanal.c (set_of_1): New static function.
5833 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
5834 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
5835 reg_set_last_last_regno): Remove.
5836 (set_of): New global function.
5837 (set_of_data): New structure.
5838 (reg_set_p, reg_set_last): Revamp for set_of.
5839 * rtl.h (set_of): New.
5841 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5843 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5844 * extend.texi: Document _Exit builtin.
5846 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5848 * (initialize, initialize_builtins,
5849 initialize_dependency_output, initialize_standard_includes):
5850 Rename s/initialize/init. Update.
5851 (init_dependency_output): Move to after
5852 cpp_handle_options, the correct location temporally at least.
5853 (opt_comp): Move next to init (), its caller. Fix prototype.
5854 (init): Make "initialized" local scope.
5855 (cpp_create_reader): Always call init ().
5856 (cpp_start_read): Update.
5857 (output_deps): New function, broken out of cpp_finish.
5858 (cpp_finish): Break out output_deps.
5860 2001-01-07 Richard Henderson <rth@redhat.com>
5862 * collect2.c (COFF specific stuff): Revert 12-06 patch
5863 to prototype system functions.
5865 2001-01-07 Michael Hayes <mhayes@redhat.com>
5867 * hard-reg-set.h: Add multiple include guard.
5868 * basic-block.h (struct loop): Add `sink' field.
5869 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5870 (emit_iv_add_mult): Delete.
5871 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5872 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5873 (unroll_loop): Remove end_insert_before argument.
5874 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5875 (maybe_eliminate_biv_1): Likewise.
5876 (emit_iv_add_mult): Delete.
5877 (gen_add_mult, loop_regs_update): New.
5878 (loop_insn_emit_after, loop_insn_emit_before): New.
5879 (loop_insn_sink, loop_insn_sink_or_swim): New.
5880 (emit_iv_add_mult): Delete.
5881 (scan_loop): Set loop->sink.
5882 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5883 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5884 (maybe_eliminate_biv_1): Likewise.
5885 (maybe_eliminate_biv_1): Add basic block argument.
5886 * unroll.c (unroll_loop): Remove end_insert_before argument.
5887 (find_splittable_regs): Likewise.
5888 (find_splittable_regs): Use loop_insn_sink and its ilk.
5889 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5891 2001-01-07 Michael Hayes <mhayes@redhat.com>
5893 * loop.h (loop_insn_hoist): New prototype.
5894 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5895 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5896 (check_dbra_loop, load_mems): Likewise.
5897 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5898 (find_splittable_givs): Likewise.
5900 2001-01-07 Michael Hayes <mhayes@redhat.com>
5902 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5904 2001-01-07 Richard Henderson <rth@redhat.com>
5906 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5908 2001-01-07 Richard Henderson <rth@redhat.com>
5910 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5911 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5912 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5913 variant that handles a shared libgcc.
5914 (process_command): Always validate -{static,shared}-libgcc.
5915 (do_spec_1): New 'M' case.
5916 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5918 2001-01-07 Richard Henderson <rth@redhat.com>
5920 * Makefile.in (slibdir): New variable.
5921 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5922 (installdirs): Create slibdir.
5923 (install-libgcc, install-multilib): Defer to libgcc.mk.
5924 * configure.in (slibdir): Substitute.
5925 * mklibgcc.in (install): New target.
5927 * config/t-linux (SHLIB_LINK): Create links for the soname.
5928 (SHLIB_INSTALL): New.
5929 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5930 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5931 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5932 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5933 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5935 2001-01-07 Richard Henderson <rth@redhat.com>
5937 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5938 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5939 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5941 2001-01-07 Michael Hayes <mhayes@redhat.com>
5943 * loop.c (count_loop_regs_set): Delete.
5944 (load_mems_and_recount_loop_regs_set): Delete.
5945 (loop_regs_scan): Merge common code from count_loop_regs_set,
5946 scan_loop, and load_mems_and_recount_loop_regs_set.
5947 (scan_loop): Call load_mems directly and loop_regs_scan
5948 again if new registers created.
5950 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5952 * toplev.c (main): Call the front-end specific post_options
5953 hook if one is given.
5954 * toplev.h (struct_lang_hooks, lang_hooks): New.
5955 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5956 for the C front end.
5957 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5958 lang_hooks for the C++ front end.
5959 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5960 lang_hooks for the ObjC front end.
5961 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5962 * java/lang.c (lang_hooks): Hooks for the Java front end.
5964 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5966 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5967 for verbose DWARF[2] debugging.
5968 (cb_define, cb_undef): The new callbacks.
5969 * toplev.h (debug_define, debug_undef): Make const correct.
5970 * toplev.c (debug_define, debug_undef): Similarly. Do not
5971 perform the verbosity tests here anymore.
5973 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5975 * reload.c (subst_reloads): Take INSN argument. When
5976 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5977 * reload.h (subst_reloads): Adjust prototype.
5978 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5979 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5980 present in JUMP_INSNs and copy them to JUMP_LABEL.
5981 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5982 JUMP_INSNs and insns with REG_LABELs that are followed by
5983 JUMP_INSNs with the same REG_LABEL.
5984 * sched-rgn.c (is_cfg_nonregular): Likewise.
5985 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5987 * unroll.c (unroll_loop): Look for REG_LABEL notes in
5989 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
5991 2001-01-06 Richard Henderson <rth@redhat.com>
5993 * loop.c (scan_loop): Use xcalloc for the regs array.
5994 (load_mems_and_recount_loop_regs_set): Zero the new memory
5995 received from xrealloc.
5997 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
5999 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
6001 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
6003 * integrate.c (copy_rtx_and_substitute): When copying
6004 an ignored return value, strip REG_FUNCTION_VALUE_P.
6006 2001-01-06 Michael Hayes <mhayes@redhat.com>
6008 * loop.c (debug_biv, debug_giv): New.
6009 (loop_biv_dump): Break out from ...
6010 (record_biv): ... here.
6011 (loop_giv_dump): Break out from ...
6012 (record_giv): ... here.
6013 (loop_bivs_check): Use print_simple_rtl.
6014 * unroll.c (loop_iterations): Use print_simple_rtl.
6016 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6018 * pa.md (return, return_internal): Modify patterns to prevent regrename
6019 mucking with the return pointer.
6021 2001-01-05 Richard Henderson <rth@redhat.com>
6023 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
6025 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
6027 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
6028 version supplied by Matteo Frigo.
6030 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6032 * cpp.texi: Update for -MQ.
6033 * cppinit.c (cpp_create_reader): Always create pfile->deps.
6034 (cpp_cleanup): Always free pfile->deps.
6035 (initialize_dependency_output): Don't create pfile->deps.
6036 (cpp_handle_option): Similarly.
6038 * gcc.c (cpp_options): Handle -MQ.
6039 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
6040 * mkdeps.c (base_name): Remove.
6041 (deps_init): Don't allocate vector space until it's needed.
6042 (deps_free): Only free vectors if allocated.
6043 (deps_add_target, deps_add_dep): Update for initial allocation.
6044 (deps_add_default_target): Don't strip to the base_name.
6046 2001-01-05 DJ Delorie <dj@redhat.com>
6048 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
6049 (INIT_EXPANDERS): Define.
6051 * config/v850/v850.c (struct machine_function): Define.
6052 (v850_save_machine_status): New function.
6053 (v850_restore_machine_status): New function.
6054 (v850_return_addr): New function.
6055 (v850_init_expanders): New function.
6057 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
6058 and v850_init_expanders.
6060 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6062 * cpplib.h (struct cpp_reader): Add help_only field.
6063 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
6064 (cpp_handle_option): Set pfile->help_only if we see -h,
6065 --help, -target-help, or --version. Print version string but
6066 do not set help_only if we see -v or -version. Make text
6067 printed by -v match that printed by (-)-version.
6069 * cppmain.c (main): Exit after option parsing if
6070 pfile->help_only is true.
6072 * toplev.c (independent_decode_option): Call print_version,
6073 then exit, if we see --version (but not -version).
6074 (print_version): Split lengthy message into two lines.
6076 2001-01-05 Nick Clifton <nickc@redhat.com>
6078 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
6079 temporary string for initialisation before calling ggc_alloc_string.
6081 2001-01-06 Michael Hayes <mhayes@redhat.com>
6083 * rtl.h (print_simple_rtl): New.
6084 * print-rtl.c (print_simple_rtl): New.
6086 (print_rtx): Disable printing of flags and modes, etc.,
6087 if `flag_simple` nonzero.
6089 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6091 * function.c (fixup_var_refs): Use push_to_full_sequence where
6094 2001-01-05 Michael Meissner <meissner@redhat.com>
6096 * flags.h (flag_reorder_blocks): Add declaration.
6097 (flag_rename_block): Ditto.
6099 2001-01-05 DJ Delorie <dj@redhat.com>
6101 * function.c (reorder_blocks): Make sure the flags are all reset
6102 before using them to mark blocks, else a second invocation will
6103 corrupt the block chain.
6104 (reorder_blocks_0): New, resets the flags.
6106 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
6108 * cse.c (find_comparison_args): Stop if the argument is known to
6111 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6113 * config/sh/sh.md (movdf): When splitting load into pair of
6114 registers, don't clobber the register used in the address too
6117 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
6119 * varasm.c (mark_constant_pool): Improve initial comments.
6120 (mark_constants): Move marking of constants to mark_constant.
6121 (mark_constant): New function to recursively mark all constants
6122 referred to by a constant.
6124 2001-01-05 Catherine Moore <clm@redhat.com>
6126 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
6128 2001-01-05 Phil Edwards <pme@sources.redhat.com>
6130 * cp/lang-options.h: Bring comment in line with reality.
6131 * f/lang-options.h: Likewise.
6132 * java/lang-options.h: Likewise.
6133 * objc/lang-options.h: Likewise.
6134 * ch/lang-options.h: Likewise.
6135 * f/g77.texi: And update the manual.
6137 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
6138 Denis Chertykov <denisc@overta.ru>
6140 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
6141 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
6142 * config/avr/avr.md (all peepholes that request a scratch register):
6143 Call it, FAIL the peephole if not safe (in interrupt functions).
6145 2001-01-05 Mark Mitchell <mark@codesourcery.com>
6147 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
6149 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
6151 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
6153 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
6154 BUILT_IN_CREAL and BUILT_IN_CIMAG.
6155 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
6156 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
6157 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
6159 * extend.texi: Document these builtins.
6161 2001-01-05 Daniel Berlin <dberlin@redhat.com>
6163 * c-common.c (lang_get_alias_set): Say we know nothing of
6164 VECTOR_TYPE aliasing.
6166 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
6168 2001-01-05 Bruce Korb <bkorb@gnu.org>
6170 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
6171 their x* equivalent versions for atexit-less systems
6172 * fixinc/fixincl.c(main): do not return from main() on atexit-less
6173 systems (or any other system any more).
6175 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
6177 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
6178 output operands. Use arm_hard_register_operand for operand 4.
6179 (stmsi_postinc): Similarly.
6180 (ldmsi): Use arm_hard_register_operand for opernand 2.
6182 * arm.c (arm_hard_register_operand): New function.
6183 * arm-protos.h (arm_hard_register_operand): Prototype it.
6185 * arm.h (HARD_REGNO_RENAME_OK): Define.
6187 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
6189 * simplify-rtx.c (cfc_args): add "unordered" field.
6190 (check_fold_consts): Set unordered field.
6191 (simplify_relational_operation): Simplify the unordered
6194 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
6197 * emit-rtl.c (try_split): Fix code to mark labels.
6198 * jump.c (mark_jump_label): Make global.
6199 * rtl.h (mark_jump_label): Declare.
6201 * predict.c (estimate_probability): Handle unordred comparisons.
6203 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6205 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
6206 * cppinit.c (initialize_dependency_output): Update.
6207 (cpp_finish): Output dummy targets for -MP.
6209 (cpp_handle_option): Handle -MP. Don't quote -MT options.
6210 * cpplib.h (struct cpp_options): Add deps_phony_targets.
6211 * gcc.c (cpp_options): Update to handle -MP.
6212 * mkdeps.c (deps_add_target, deps_add_default_target): Update
6213 to quote only the default target.
6214 (deps_phony_targets): Insert a preceding newline. Rename from
6215 deps_dummy_targets for consistency.
6218 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6220 * calls.c (emit_library_call_value_1): Support
6221 INIT_CUMULATIVE_LIBCALL_ARGS.
6222 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
6224 2001-01-04 Richard Henderson <rth@redhat.com>
6226 * c-decl.c (finish_struct): Detect flexible array members
6227 used in an inappropriate context.
6228 * c-typeck.c (really_start_incremental_init): Special case
6229 constructor_max_index for zero length arrays.
6230 (pop_init_level): Allow initialization of flexible array
6231 members. Deprecate initialization of zero length arrays.
6232 Don't issue missing initializer warning for flexible array
6233 members or zero length arrays.
6234 (process_init_element): Don't dereference null DECL_SIZE.
6235 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
6236 Don't abort for empty constructors. Use size_binop
6237 (output_constructor): Add commentary regarding zero length
6238 array futures. Abort if we try to initialize an array of
6239 unspecified length with a non-empty constructor in the middle
6242 * extend.texi (Zero Length): Update and clarify documentation
6243 on static initialization.
6245 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6247 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
6248 with more than 32767 words of local storage.
6250 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6252 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
6253 for 'abs', 'labs', and 'fabs'.
6254 (c4x_expand_builtin): Likewise.
6255 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
6257 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6259 * config/sh/sh.md (prget, prset): New insn types.
6260 (return delay slot): Dont' allow prset.
6261 (call, sfunc delay slot): Don't allow prget.
6262 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
6263 for prset and prget.
6265 2001-01-05 Michael Hayes <mhayes@redhat.com>
6267 * loop.h (struct loop_reg): New.
6268 (struct loop_regs): Change to use array of `struct loop_reg'.
6269 * loop.c: Replace assortment of varrays with single regs array.
6270 (count_one_set): Delete may_not_move array argument
6271 and use regs array instead. All caller's changed.
6272 (count_loop_regs_set): Delete may_not_move and single_usage
6273 arguments and use regs array instead. All caller's changed.
6274 (find_single_use_in_loop): Replace usage array argument with pointer
6275 to regs structure. All caller's changed.
6276 (loop_optimize): Delete `moved_once' array.
6278 2001-01-05 Michael Hayes <mhayes@redhat.com>
6280 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
6281 Use it instead of loop_info->has_call for scanning loop mems.
6282 (check_dbra_loop): Replace loop_info->has_call test with
6283 loop_info->has_nonconst_call.
6285 2000-01-04 Matthew Hiller <hiller@redhat.com>
6287 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
6290 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6292 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
6293 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
6295 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6297 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
6298 (flag_short_double, flag_short_wchar): Define.
6299 (c_common_nodes_and_builtins): Create many tree nodes shared
6300 between C and C++ here instead of in cp/decl.c and ...
6301 * c-decl.c (init_decl_processing): ... here.
6302 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6303 (flag_short_double, flag_short_wchar): Don't define.
6304 (record_builtin_type): New function.
6305 (build_void_list_node): New function.
6306 * c-common.h (flag_short_double, flag_short_wchar,
6307 record_builtin_type, build_void_list_node): Declare.
6309 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6311 * integrate.c (expand_inline_function): Don't put a virtual
6312 register into the reg map.
6314 * function.c (fixup_var_refs_1): If force_operand didn't put
6315 the address into the target, move it there.
6317 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6319 Special-case tree_decl/tree_list allocations.
6320 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6321 (OBJECT_SIZE): New macro.
6322 (NUM_EXTRA_ORDER): Likewise.
6323 (extra_order_size_table): New variable.
6324 (NUM_ORDERS): New macro.
6325 (objects_per_page_table): New variable.
6326 (object_size_table): New variable.
6327 (G.pages): Use NUM_ORDERS to bound the array.
6328 (G.page_tails): Likewise.
6329 (DIV_ROUND_UP): Remove.
6330 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6331 (alloc_page): Use OBJECT_SIZE.
6332 (size_lookup): Don't make it const.
6333 (ggc_alloc): Use OBJECT_SIZE.
6334 (ggc_set_mark): Likewise.
6335 (ggc_get_size): Likewise.
6336 (init_ggc): Set up the object_size_table, objects_per_page_table,
6337 and adjust size_lookup.
6338 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6339 (ggc_pop_context): Use NUM_ORDERS.
6340 (clear_marks): Likewise.
6341 (sweep_pages): Likewise.
6342 (poison_pages): Likewise.
6343 (ggc_print_statistics): Use OBJECT_SIZE.
6345 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6347 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6348 Only call array_size_for_constructor if last field and array type
6349 with no upper bound.
6351 2001-01-04 Philip Blundell <philb@gnu.org>
6353 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6354 from bit 31 downwards, if this requires no more insns.
6355 (count_insns_for_constant): New helper function for above.
6357 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6359 * gencodes.c (output_predicate_decls): Remove empty initializer.
6361 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6363 * tree.c (copy_node): Remove documentation about obstacks.
6364 (buidl1): Check that nobody tries to build 2-argument nodes this
6367 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6369 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6372 * gencodes.c (output_predicate_decls): Fill empty initializer
6375 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6377 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6378 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6380 (do_include): Handle missing headers like cpp0.
6381 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6382 paths with first include pathname. Don't strcat to uninitialized
6385 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6387 * regrename.c (regrename_optimize): Don't rename from frame pointer
6388 if frame_pointer_needed.
6389 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6390 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6391 (ia64_reorg): Use it instead of scheduling if ! optimize.
6392 (errata_emit_nops): Properly call asm_noperands.
6393 (ia64_sched_reorder): Finish cycle if we see an asm.
6394 (ia64_variable_issue): Clear scheduling state after asms.
6396 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6398 * cpp.texi: Update for -MT.
6399 * cppinit.c (initialize_dependency_output): Add a default
6400 target if none has been given already.
6401 (no_tgt, OPT_MT): New.
6402 (cpp_handle_option): Handle -MT. Update -M etc.
6403 * cpplib.h (struct cpp_options): Remove deps_target.
6404 * gcc.c (cpp_options): Handle -MT.
6405 * mkdeps.c (struct deps): Move from mkdeps.h.
6406 (deps_calc_target): Rename deps_add_default_target. Add a
6407 default target if none has been specified already.
6408 * mkdeps.h (struct deps): Move to mkdeps.c.
6409 (deps_calc_target): Rename deps_add_default_target.
6411 2000-01-03 Richard Henderson <rth@redhat.com>
6413 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6415 * c-typeck.c (push_init_level): Move checks for flexible array
6416 members and zero length arrays ...
6417 (pop_init_level): ... here. Silently discard empty initializations.
6419 * varasm.c (output_constructor): Update for sizeof change to
6422 * extend.texi (Zero Length): Clarify semantics.
6424 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6426 * configure.in (tm.h): Include isns-codes.h last.
6427 * configure: Rebuilt.
6429 2001-01-03 Richard Henderson <rth@redhat.com>
6431 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6432 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6434 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6436 * tradcpp.c (main): Make sure finclude() is called with a valid
6437 indepth value while handling -include.
6439 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6441 * gencodes.c (output_predicate_decls): New function.
6443 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6444 even if it is not the first time machmode.h is #included.
6445 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6446 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6447 * gcc.texi (Copyright): Added 2001.
6449 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6451 * c-common.c (c_common_lang_init): New function. Warn if format
6452 warning options which only have effects when used with -Wformat
6453 are used without -Wformat.
6454 * c-common.h (c_common_lang_init): Declare.
6455 * c-lang.c (lang_init): Call c_common_lang_init.
6456 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6458 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6460 * configure.in: Check for the mktemp command.
6461 * configure: Regenerate.
6462 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6463 $TEMP. Create temporary files with mktemp, if available at
6464 configure time; otherwise use set -C. Remove temporary files
6467 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6469 * configure.in: Require at least texinfo 4.0. Check for whether
6470 Pod::Man is sufficiently recent to regenerate GCC manpages.
6471 * configure: Regenerate.
6472 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6474 (GENERATED_MANPAGES): Define.
6475 (generated-manpages): New target. Depend on cpp.1 as well as
6477 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6478 configure to generated-manpages or empty) rather than on the
6479 manpages directly. Remove execute permission from installed
6480 gcov.1 as well as cpp.1.
6481 * cpp.1, gcov.1: Regenerate.
6483 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6485 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6486 tree_low_cst. Allow using cmpstrsi in more cases.
6488 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6490 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6493 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6495 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6496 * Makefile.in (HOST_CFLAGS): Mention build-make.
6498 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6500 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6503 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6505 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
6508 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
6511 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
6512 reg_base_value and reg_known_value arrays.
6513 (init_alias_analysis): Add more cases to detect known values.
6514 * sched-deps.c (deps_may_trap_p): New function.
6515 (sched_analyze_2): Use it.
6517 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6519 * combine.c (simplify_shift_const): Even if we're sign-extracting,
6520 don't discard an ASHIFTRT if we're shifting in a wider mode.
6522 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6524 * toplev.c (rest_of_compilation): Don't print basic block information
6525 when CFG isn't up to date.
6527 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
6529 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
6530 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
6531 (UNALIGNED_SHORT_ASM_OP): Define.
6532 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
6534 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6536 * fold-const.c (fold_convert): Fix typo.
6538 2001-01-02 Richard Henderson <rth@redhat.com>
6540 * c-common.h (ASM_INPUT_P): New.
6541 * c-parse.in (asm): Set it when needed.
6542 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
6543 existance of an operand.
6545 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
6547 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
6548 (dwarf2out_frame_debug_expr): Likewise.
6549 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
6551 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
6553 * i386.c (ix86_split_to_parts): Return number of part required;
6555 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
6557 (ix86_split_long_move): Use number of part returned
6558 by ix86_split_to_parts
6559 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
6561 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
6562 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
6563 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
6564 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
6565 (ALIGN_MODE_128): Add TFmode.
6566 (IS_STACK_MODE): Likewise.
6567 (HARD_REGNO_NREGS): TFmode needs 3 registers.
6568 (HARD_REGNO_OK): Support TFmodes.
6569 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
6570 * i386.md (scheduler definitions): Use memory operand to determine
6571 fst/fld instructions; use mode attribute to determine real mode of
6573 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
6574 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
6576 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6578 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
6580 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6582 * expr.c (store_constructor_field): Update ALIGN before calling
6585 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6587 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
6590 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6592 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
6595 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6597 * c-decl.c (start_function): Don't warn on third parameter to main.
6599 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6601 * tsystem.h: Define HAVE_DECL_GETOPT.
6603 2001-01-02 Philip Blundell <pb@futuretv.com>
6605 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
6608 2001-01-02 Richard Henderson <rth@redhat.com>
6610 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
6612 2001-01-02 Andreas Jaeger <aj@suse.de>
6614 * c-decl.c (c_decode_option): Remove support of
6617 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
6618 (W_options): Add -Wmissing-noreturn here.
6620 * flow.c: Define lang_missing_noreturn_ok_p.
6621 (check_function_return_warnings): Use it.
6623 * c-common.h: Declare lang_missing_noreturn_ok_p.
6625 * c-lang.c (c_missing_noreturn_ok_p): New function.
6626 (lang_init): Set lang_missing_noreturn_ok_p.
6628 * invoke.texi (Warning Options): Document this.
6630 2000-12-27 Phil Edwards <pme@sources.redhat.com>
6632 * extend.texi (C++ Extensions): New node for C++ attributes;
6633 describe init_priority and com_interface.
6634 * invoke.texi: Remove -finit-priority as it now has zero effect.
6635 * install.texi: Fix xref syntax.
6636 * md.texi: Likewise.
6638 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6640 * config.gcc (sparc64-wrs-vxworks*): New case.
6641 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
6643 * config/sparc/sparc.c (sparc_override_options): Do support different
6644 pointer and architecture size.
6645 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
6646 (POINTERS_EXTEND_UNSIGNED): Define.
6647 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
6648 (FUNCTION_MODE): Define to be Pmode.
6649 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
6651 * function.c (expand_function_end): Properly handle DECL_RESULT
6652 and copy when ptr_mode != Pmode.
6653 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
6655 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6657 * c-common.c (c_common_nodes_and_builtins): Set prototype
6658 parameters for __builtin_fputs, __builtin_fputc and
6659 __builtin_fwrite. Don't declare plain fputc as a builtin.
6661 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6663 * loop.c (add_label_notes): Increment the label usage count when
6664 a note is added to an insn which refers to a CODE_LABEL.
6665 * gcse.c (add_label_notes): Likewise.
6667 2001-01-01 Andreas Jaeger <aj@suse.de>
6669 * loop.c (scan_loop): Use xmalloc to allocate movables.
6671 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6673 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
6674 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
6675 * reload1.c (REGISTER_MOVE_COST): Likewise.
6676 * regclass.c (REGISTER_MOVE_COST): Likewise.
6677 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
6678 dimension. Adjust all users.
6679 (init_reg_sets_1): Iterate on all modes.
6680 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
6681 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
6682 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
6683 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
6684 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
6685 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
6686 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
6687 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
6688 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
6689 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
6690 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
6691 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
6692 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
6693 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
6694 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
6695 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
6696 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
6697 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
6698 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
6699 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
6700 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
6701 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
6702 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
6703 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
6704 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
6705 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
6706 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
6708 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6710 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
6711 arg VARIES_P. Call it with extra arg.
6712 (true_dependence): Likewise.
6713 * rtl.h (rtx_addr_can_trap_p): Declare.
6714 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
6716 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
6717 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
6718 pic offset table register if it's zero. All callers changed.
6719 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
6721 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6723 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
6724 STRING_POOL_ADDRESS_P.
6726 * config/sparc/sparc.c (input_operand): Properly test for short op.
6728 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
6729 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
6730 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
6731 * config/sparc/elf.h: No longer include sol2.h.
6732 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
6733 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
6735 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
6737 2001-01-01 Michael Hayes <mhayes@redhat.com>
6739 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
6740 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
6741 (record_initial): Likewise.
6742 * unroll.c (copy_loop_body, loop_iterations): Likewise.
6743 (remap_split_bivs): Likewise.
6745 2001-01-01 Michael Hayes <mhayes@redhat.com>
6747 * loop.c (loop_ivs_free): New function.
6748 (strength_reduce): Break out from...
6750 2001-01-01 Michael Hayes <mhayes@redhat.com>
6752 * loop.h (struct iv): New.
6753 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
6754 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
6755 'reg_biv_class' fields with 'regs' and 'n_regs'.
6756 (struct ivs): Rename 'loop_iv_list' field to 'list'.
6757 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
6758 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
6760 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
6762 * resource.c (mark_referenced_resources): Abort() before
6763 attempting to mark a pseudo register.
6764 (mark_set_resources): Likewise.
6766 2001-01-01 Michael Hayes <mhayes@redhat.com>
6768 * loop.h (REG_IV_CLASS): New accessor macro.
6769 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
6770 * unroll.c (REG_IV_CLASS): Likewise.
6772 See ChangeLog.4 for earlier changes.