1 2001-03-20 Stan Shebs <shebs@apple.com>
3 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
4 (get_object_reference): Ditto.
5 (error_with_ivar): Use error_with_file_and_line.
6 (warn_with_method): Use warning_with_file_and_line.
8 2001-03-20 Tom Tromey <tromey@redhat.com>
10 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
12 2001-03-20 Mark Mitchell <mark@codesourcery.com>
14 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
15 variables that are TREE_PUBLIC, even if not TREE_STATIC.
17 2001-03-20 DJ Delorie <dj@redhat.com>
19 * Makefile.in (install-libgcc): Pass complete list of variables.
20 (install-multilib): Ditto.
22 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
24 * config/i386/cygwin.h: Declare ctor_section, dtor_section
25 drectve_section, switch_to_section.
27 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
28 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
29 i386_pe_mark_dllimport.
31 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
33 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
36 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
37 i386_pe_* functions with char * arguments.
39 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
41 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
43 (movsi_ie): Introduce fpul store.
45 2001-03-20 Alan Modra <alan@linuxcare.com.au>
47 * Makefile.in (OBJS): Remove hashtab.o.
49 2001-03-19 Stan Shebs <shebs@apple.com>
51 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
52 * c-lang.c (maybe_objc_method_name): Ditto.
53 * c-tree.h (maybe_objc_method_name): Remove decl.
55 2001-03-19 Tom Tromey <tromey@redhat.com>
57 * gcc.c (init_gcc_specs): Fix comment.
59 2001-03-19 Mark Mitchell <mark@codesourcery.com>
61 Compute DECL_ASSEMBLER_NAME lazily.
62 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
63 (DECL_ASSEMBLER_NAME_SET_P): New macro.
64 (SET_DECL_ASSEMBLER_NAME): Likewise.
65 (COPY_DECL_ASSEMBLER_NAME): Likewise.
66 (set_decl_assembler_name): Declare.
67 (lang_set_decl_assembler_name): Likewise.
68 * tree.c (lang_set_decl_assembler_name): New variab.e
69 (set_decl_assembler_name): New function.
70 (init_obstacks): Set lang_set_decl_assembler_name.
71 (build_decl): Don't set DECL_ASSEMBLER_NAME.
72 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
73 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
74 where it's not necessary.
75 (builtin_function): Likewise.
76 (finish_decl): Likewise.
77 * dbxout.c (dbxout_type_methods): Likewise.
78 * ggc-common.c (ggc_mark_trees): Likewise.
79 * profile.c (output_func_start_profiler): Likewise.
80 * varasm.c (make_decl_rtl): Likewise.
82 * cse.c (find_comparison_args): Update documentation. Fix
83 mishandling of COMPARE operations.
85 * tree.def (ABS_EXPR): Add documentation.
86 * fold-const.c (fold): Improve folding of ABS_EXPRs.
88 2001-03-19 Zack Weinberg <zackw@stanford.edu>
90 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
92 2001-03-19 Jakub Jelinek <jakub@redhat.com>
94 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
95 Remove ia32 linux PIC kludge and move it...
96 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
98 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
100 * i386.md (absdf2 expander): Fix 64bit case.
102 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
104 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
106 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
108 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
110 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
112 * README.X11: Remove obsolete file.
114 2001-03-18 Anthony Green <green@redhat.com>
116 * config/pj/pj.h: Remove some trailing commas.
117 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
119 2001-03-18 Richard Henderson <rth@redhat.com>
121 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
123 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
124 defaults for them here.
126 2001-03-17 Anthony Green <green@redhat.com>
128 * config/pj/lib1funcs.S: Fix broken comment.
129 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
132 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
134 * gcc.texi: Remove obsolete information relating to build and
135 installation problems with enquire or the Pyramid C compiler.
137 2001-03-17 Richard Henderson <rth@redhat.com>
139 * dwarf2out.c (queue_reg_save): New.
140 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
141 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
143 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
144 (cfa, cfa_store, cfa_temp): Make static.
145 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
147 2001-03-17 Richard Henderson <rth@redhat.com>
149 * integrate.h (struct inline_remap): Add local_return_label.
150 * integrate.c (expand_inline_function): Initialize it and emit
151 it after copy_insn_notes.
152 (copy_insn_list): Don't store local_return_label here.
153 (copy_insn_notes): New function split out from copy_insn_list.
155 2001-03-17 Richard Henderson <rth@redhat.com>
157 * dwarf2out.c (lookup_filename): Emit .file if the assembler
158 is generating .debug_line.
159 (dwarf2out_init): Add main_input_filename to the file table first.
160 * configure.in (as_dwarf2_debug_line): Test with file number 1
161 instead of file number 0.
163 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
165 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
166 (gen_rtx_combine): Deleted; all references changed as appropriate.
167 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
169 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
171 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
173 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
176 2001-03-16 Jim Wilson <wilson@redhat.com>
178 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
179 then set it to LOC_REG (79) instead of aborting.
181 2001-03-16 Phil Edwards <pme@sources.redhat.com>
183 * gccbug.in: Remove high priority.
185 2001-03-16 Richard Henerson <rth@redhat.com>
187 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
188 output with a space instead of deleting it.
189 * configure: Regenerate.
191 2001-03-16 Zack Weinberg <zackw@stanford.edu>
193 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
194 handles the gory details of converting an object file into
195 something that's safe to grep.
196 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
197 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
198 newlines at either end of the string we're looking for.
199 Make 'checking ...' message less stilted.
200 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
201 ARM in-memory layout and its hypothetical converse. Don't
202 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
203 HOST_WORDS_BIG_ENDIAN.
205 * configure.in: Adjust for renamed macro. Move
206 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
207 * configure, config.in: Regenerate.
209 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
211 * fixinc/Makefile.in: Set SHELL.
213 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
215 * fixinc/fixincl.c (fix_with_system): Quote file names before
216 passing them to shell.
218 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
220 * Makefile.in: Use fix-header$(build_exeext) instead
223 2001-03-16 Richard Henderson <rth@redhat.com>
225 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
226 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
227 (size_of_line_prolog): Remove.
228 (output_line_info): Compute prologue size via label difference.
229 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
231 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
232 assembler error when redefining file numbers.
233 * config.in, configure: Rebuild.
235 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
236 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
237 (dw2_asm_output_delta_uleb128): Likewise.
238 (dw2_asm_output_delta_sleb128): Similarly.
239 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
241 2001-03-16 Michael Meissner <meissner@redhat.com>
243 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
245 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
247 (BITMASK_LOWER16): Replacement for 0x0000ffff.
249 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
250 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
251 being unsigned in ISO C and signed in traditional.
252 (expand_prologue): Ditto.
253 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
255 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
257 (divsi3,divdi3): Ditto.
258 (modsi3,moddi3): Ditto.
259 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
260 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
261 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
264 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
266 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
267 SSE based conditional moves on LTGT/UNEQ conditions;
268 Canonicalize EQ to NE.
269 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
270 (sse_mov?fcc_ne): New.
272 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
274 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
276 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
277 register may be dead.
279 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
281 * Makefile.in (hash.o): Depend on CONFIG_H.
283 2001-03-15 Mark Mitchell <mark@codesourcery.com>
285 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
287 2001-03-15 Richard Henderson <rth@redhat.com>
289 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
290 (ASM_OUTPUT_DWARF_PCREL): New.
291 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
293 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
295 * cppfiles.c (stack_include_file): Use MAX of sysp.
297 2001-03-15 Steve Ellcey <sje@cup.hp.com>
299 * config.gcc (ia64*-*-hpux*): New case.
300 * config/ia64/hpux.h: New file for HP-UX support.
301 * config/ia64/t-hpux: New file for HP-UX support.
303 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
305 * fixinc/inclhack.def (irix_stdio_va_list): New.
306 * fixinc/fixincl.x: Rebuilt.
308 2001-03-15 Richard Henderson <rth@redhat.com>
310 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
311 if provided by the target.
312 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
313 (dw2_asm_output_addr): New.
314 * dwarf2asm.h (dw2_asm_output_addr): Declare.
315 * dwarf2out.c (output_cfi): Use it for program addresses.
316 (output_call_frame_info, output_die): Likewise.
317 (output_aranges, output_line_info): Likewise.
319 2001-03-15 Bruce Korb <bkorb@gnu.org>
321 * gcc.c(main): make more rigorous
322 * collect2.c(main): guard against ignoring SIGCHLD
323 * protoize.c(main): ditto
324 * gcc/fixinc/fixincl.c(initialize): ditto
326 2001-03-15 Mark Mitchell <mark@codesourcery.com>
328 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
329 (sdbout_parms): Likewise.
331 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
333 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
334 "widen" a destination that is already wider than a word. Also do
335 not widen if LOAD_EXTEND_OP is NIL for the given mode.
337 2001-03-15 Bernd Schmidt <bernds@redhat.com>
339 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
341 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
343 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
345 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
347 * i960.h (i960_maxbitalignment,
348 i960_last_maxbitalignment): Declare.
349 * i960.c (i960_maxbitalignment,
350 i960_last_maxbitalignment): Make global.
351 (process_pragma): Delete.
352 (i960_pr_align, i960_pr_noalign): Move from here ...
353 * i960-c.c: ... to this new file.
354 * t-960bare (i960-c.o): New rule.
355 * t-vxworks960 (i960-c.o): Likewise.
356 * config.gcc (i960-*-*): Define c_target_objs and
359 2001-03-15 Bernd Schmidt <bernds@redhat.com>
361 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
362 without adding in rtx code and mode.
364 * alias.c (init_alias_analysis): Don't use any rtx whose value
365 varies as a known value.
366 Delete a superfluous test.
368 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
370 (ia64_sched_reorder): Call maybe_rotate; also rotate after
371 scheduling a stop bit.
372 (ia64_emit_nops): Correctly handle ASMs.
374 2001-03-15 Mark Mitchell <mark@codesourcery.com>
376 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
378 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
380 * cpp.texi: Update documentation for -include and -imacros.
381 * cppfiles.c (struct include_file): Remove "defined" memeber.
382 (find_or_create_entry): Make a copy of the file name, and
384 (open_file): Update to ensure we use the simplified filename.
385 (stack_include_file): Don't set search_from.
386 (cpp_included): Don't simplify the path name here.
387 (find_include_file): New prototype. Call search_from to
388 get the start of the "" include chain. Don't simplify the
390 (_cpp_execute_include): New prototype. Move diagnostics to
391 do_include_common. Update.
392 (_cpp_pop_file_buffer): Don't set defined.
393 (search_from): New prototype. Use the preprocessor's cwd
394 for files included from the command line.
395 (read_name_map): Don't simplify the pathname here.
396 * cpphash.h (enum include_type): New.
397 (struct buffer): Delete search from. New search_cached.
398 (_cpp_execute_include): Update prototype.
399 * cppinit.c (do_includes): Use _cpp_execute_include.
400 * cpplib.c (do_include_common): New function.
401 (do_include, do_include_next, do_import): Use it.
403 2001-03-14 Mark Mitchell <mark@codesourcery.com>
405 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
406 contents of the RTL, to determine the name of the object.
408 2001-03-14 Mark Mitchell <mark@codesourcery.com>
410 * tree.h (DECL_RTL): Allocate RTL lazily.
411 (SET_DECL_RTL): New macro.
412 (DECL_RTL_SET_P): Likewise.
413 (COPY_DECL_RTL): Likewise.
414 (DECL_RTL_IF_SET): Likewise.
415 * varasm.c (make_decl_rtl): Add assertions about the kind of
416 declaration we are processing.
417 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
418 (start_decl): Likewise.
419 (finish_decl): Likewise.
420 * c-semantics.c (emit_local_var): Likewise.
421 * calls.c (expand_call): Likewise.
422 * dbxout.c (dbxout_symbol): Likewise.
423 * emit-rtl.c (unshare_all_rtl): Likewise.
424 (unshare_all_decls): Likewise.
425 (reset_used_decls): Likewise.
426 * expr.c (store_constructor): Likewise.
427 (safe_from_p): Likewise.
428 (expand_expr): Likewise.
429 * function.c (put_var_into_stack): Likewise.
430 (instantiate_decls_1): Likewise.
431 (assign_parms): Likewise.
432 (expand_function_start): Likewise.
433 (expand_function_end): Likewise.
434 * ggc-common.c (gcc_mark_trees): Likewise.
435 * integrate.c (function_cannot_inline_p): Likewise.
436 (copy_decl_for_inlining): Likewise.
437 (expand_inline_function): Likewise.
438 (integrate_parm_decls): Likewise.
439 (integrate_decl_tree): Likewise.
440 * print-tree.c (print_node): Likewise.
441 * reg-stack.c (stack_result): Likewise.
442 * stmt.c (label_rtx): Likewise.
443 (expand_return): Likewise.
444 (expand_decl): Likewise.
445 (expand_decl_cleanup): Likewise.
446 (expand_anon_union_decl): Likewise.
447 * toplev.c (check_global_declarations): Likewise.
448 (rest_of_decl_compilation): Likewise.
449 * tree.c (simple_cst_equal): Likewise.
450 * objc/objc-act.c (generate_static_references): Likewise.
452 2001-03-14 Zack Weinberg <zackw@stanford.edu>
454 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
455 gcc_AC_C_FLOAT_FORMAT): New macros.
456 * configure.in: Add AC_PROG_CPP after CC tests;
457 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
458 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
459 * configure, config.in: Regenerate.
461 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
462 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
463 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
464 config/i370/xm-linux.h, config/i370/xm-oe.h,
465 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
466 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
467 config/pa/xm-linux.h, config/pa/xm-pa.h,
468 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
469 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
470 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
471 config/we32k/xm-we32k.h: Delete.
473 * config/i370/xm-mvs.h, config/m88k/m88k.h,
474 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
475 config/vax/xm-vms.h: Don't define any of:
476 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
478 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
480 * config.gcc: Remove references to deleted files.
481 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
482 FATAL_EXIT_CODE, which is the same between oe and mvs).
484 2001-03-14 DJ Delorie <dj@redhat.com>
485 Vladimir Makarov <vmakarov@redhat.com>
487 * config/i960/i960.c (i960_function_prologue): Compute size of
488 frame according to number of registers actually saved there.
490 2001-03-14 Richard Henderson <rth@redhat.com>
492 * expr.c (emit_move_insn_1): Fix else if around #endif.
494 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
497 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
500 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
502 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
503 (override_options): Parse cmodel string.
504 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
505 * i386.h (TARGET_OPTIONS): Add "cmodel".
506 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
508 (ix86_cmodel_string, ix86_cmodel): Declare.
510 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
513 * i386.h (GENERAL_REG_P): Add missing REG_P.
515 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
517 * configure.in: Use $gcc_cv_as instead of $as.
518 * configure: Regenerated.
520 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
522 * cppfiles.c (stack_include_file): Only increase the include
523 count if we actually process the file properly, as opposed
524 to treating it as length zero. Only call read_include_file
525 if not DO_NOT_REREAD. Handle the -H include file output
527 (read_include_file): Remove now redundant DO_NOT_REREAD check.
528 (cpp_included, find_include_file): Simplify pathnames after
529 remapping them. If remapping, don't use the remapped file
530 name's buffer as our scratch buffer.
531 (cpp_pop_file_buffer): Replace the multiple include macro
532 only if it isn't yet set.
533 (read_name_map): Simplify remapped names when reading in.
534 (remap_filename): Move code to code path that uses it.
535 (_cpp_simplify_pathname): Return the input pointer.
536 * cpphash.h (_cpp_simplify_pathname): Update prototype.
538 2001-03-14 Mark Mitchell <mark@codesourcery.com>
540 * expr.c (expand_expr): Revove bogus conditional.
542 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
544 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
546 2001-03-14 Jakub Jelinek <jakub@redhat.com>
548 * reg-stack.c (stack_result): Unconditionally use
549 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
551 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
553 * expr.c (emit_move_insn_1): Split push of complex value when
554 no suitable push instruction exist.
556 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
559 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
561 * alias.c (handled_component_p, can_address_p): New functions.
562 (get_alias_set): Use them.
564 2001-03-13 Jim Wilson <wilson@redhat.com>
566 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
567 from 80 in try_locals code.
568 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
570 2001-03-13 Zack Weinberg <zackw@stanford.edu>
572 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
573 gcc_AC_C_LONG_LONG): New.
574 * configure.in: Use them. Probe the size of short, int, long,
575 and long long/__int64 if we have them. Move all the AC_C_*
576 checks together, except gcc_AC_C_CHAR_BIT which has to go
577 after AC_CHECK_HEADERS(limits.h).
578 Take hwint.h out of host_xm_file and build_xm_file.
580 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
581 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
582 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
583 Move the HOST_WIDEST_INT setup logic here from system.h.
584 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
586 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
587 is now handled by hwint.h.
589 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
590 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
591 config/ia64/xm-ia64.h: Don't define any of:
592 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
593 HOST_BITS_PER_LONGLONG.
595 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
596 config/h8300/xm-h8300.h, config/mips/iris6.h,
597 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
598 config/sparc/xm-sp64.h: Delete.
599 * config.gcc: Remove references to deleted files.
601 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
602 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
603 * config/i370/xm-linux.h: Clarify floating-point situation in
606 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
608 * cppfiles.c (NO_INCLUDE_PATH): New macro.
609 (find_include_file): Decide here which part of the include
610 chain to start the search. Complain about an empty include
611 chain in all cases apart from an abolsute file name.
612 (_cpp_execute_include): Don't choose the search chain here.
613 Don't call handle_missing_include in the case of an empty
615 (_cpp_compare_file_date): Don't choose the search chain here.
616 * cpplib.c (do_include_next): Move the in-main-file diagnostic
617 here from _cpp_execute_include. Behave like #include if
618 we're in the main file.
620 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
622 * system.h (malloc, realloc, calloc, strdup): Only poison these
623 tokens when IN_GCC is defined.
625 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
627 * i386.md (abs?f expander): Support SSE case.
628 (abd?f_if): Add new "USE"; add splitters.
630 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
632 * cpp.texi (poison): Explain the macro expansion exception.
634 2001-03-13 Jakub Jelinek <jakub@redhat.com>
636 * expr.c (store_expr): Add dont_store_target. If temp is already in
637 target before copying to reg, don't store it into target again.
639 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
641 * cppinternals.texi: Update for file handling.
643 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
645 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
646 2001-02-24 which broke building the Java library.
647 * function.c (identify_blocks): Likewise.
648 (all_blocks): Likewise.
649 * integrate.c (integrate_decl_tree): Likewise.
650 * print-tree.c (print_node): Likewise.
651 * tree.h (BLOCK_NUMBER): Likewise.
652 (struct tree_block): Likewise.
654 2001-03-12 David Edelsohn <edelsohn@gnu.org>
656 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
657 __WCHAR_TYPE__ definition.
658 (WCHAR_TYPE_SIZE): #undef before #define.
660 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
662 * cppfiles.c: Update comments.
663 (destroy_include_file_node): Rename destroy_node.
664 (find_or_create_entry): New function.
665 (open_file, _cpp_fake_include): Use it.
666 (handle_missing_header): New function, broken out of
667 _cpp_execute include. Don't segfault if there is no
668 system or quoted path.
669 (_cpp_execute_include): Use handle_missing_header.
671 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
673 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
674 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
676 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
678 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
679 unless anti_dependence says they are.
680 * alias.c (objects_must_conflict): If neither has a type specified,
683 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
684 David Billinghurst <David.Billinghurst@riotinto.com>
686 * config/mips/iris5.h: Change WCHAR_TYPE to int.
688 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
690 * i386.md (trunctfdf2_2): Rename missnamed pattern.
691 (*_one_bit): Remove type on the match_operand in attributes.
693 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
695 * i386.c: Commit forgotten hunk in previous patch.
696 (regclass_map): Add extended registers.
697 (dbx_register_map): Add missing frame register.
699 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
701 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
703 * i386.md (x86_sahf_1): Disable for 64bit.
704 (popsi*, pophi*): Likewise.
705 (pushqi, pushhi): Likewise.
706 (movdi, pushdi): Likewise.
707 (zero extend DImode splitter): Likewise.
708 (adddi, minusdi splitter): Likewise.
709 (umulsidi): Likewise.
711 (mulsidi): Disable for 64bit
712 (lshift:DI/ashift:DI): Disable for 64bit.
713 (loop patterns): Likewise.
714 (call_pop, call_value_pop expanders and patterns): Likewise.
715 (prologue_get_pc): Likewise.
717 (fcmovDI pattern and splitter): Likewise.
718 (movdfcc_1_rex64): New.
720 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
722 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
723 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
724 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
725 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
726 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
727 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
728 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
729 (PUSH_ROUNDING): x86_64 rounds to 64bits.
730 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
731 (REGPARM_MAX): Set to 6 for x86_64.
732 (SSE_REGPARM_MAX): Set to 16 for x86_64.
733 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
736 * (patterns that does use upper halves): Update constraints
737 'q' to 'Q' and 'r' to 'R'.
738 (cmpqi_ext_1): Disable for 64bit.
739 (cmpqi_ext_3_insn): Likewise.
740 (movqi_extzv_1): Likewsie.
741 (addqi_ext_1): Liekwsie
742 (testqi_ext_1): Liekwsie
743 (andqi_ext_1): Liekwsie
744 (xorqi_ext_1): Liekwsie
745 (cmpqi_ext_1_rex64): New.
746 (cmpqi_ext_3_insn_rex64): Likewise.
747 (movqi_extzv_1_rex64): Likewsie.
748 (addqi_ext_1_rex64): Liekwsie
749 (testqi_ext_1_rex64): Liekwsie
750 (andqi_ext_1_rex64): Liekwsie
751 (xorqi_ext_1_rex64): Liekwsie
753 2001-03-11 Zack Weinberg <zackw@stanford.edu>
755 * configure.in: Move check for unsigned enumerated bitfields
756 to macro in aclocal.m4. Disable it for now.
757 * configure, config.in: Regenerate.
758 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
759 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
760 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
761 kind above its first use.
763 * config/xm-interix.h, config/alpha/xm-alpha.h,
764 config/i370/xm-linux.h, config/i386/xm-beos.h,
765 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
766 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
767 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
768 Don't define ONLY_INT_FIELDS under any circumstances.
770 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
772 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
773 config/sparc/xm-sysv4.h: Delete - now identical with some
775 * config.gcc (hppa targets): Replace xm-pahpux.h and
776 xm-papro.h with implicit xm-pa.h.
777 (sparc targets): Replace xm-sysv4.h with implicit or explicit
780 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
782 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
783 before reload_cse_noop_set_p.
785 2001-03-11 Zack Weinberg <zackw@stanford.edu>
787 * config.gcc: Where xm-host.h used to include another
788 xm-host.h, list the nested header directly in xm_file. Remove
789 references to deleted files. Can now use sparc/xm-sp64.h for
792 * config/xm-linux.h, config/arm/xm-linux.h,
793 config/i386/xm-dos.h, config/i386/xm-gnu.h,
794 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
795 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
796 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
797 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
800 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
801 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
802 bother to wrap #undef in #ifdef.
803 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
804 Don't include xm-linux.h.
805 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
807 * configure.in: Wrap regexps using [] in changequote block.
808 Use expr : not echo | grep. Simplify regexps.
809 * configure: Regenerate.
811 56 xm-files remain, 22 xm-arch.
813 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
815 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
816 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
817 (local_index, local_rindex): Delete, use strchr/strrchr instead.
818 (copy_object): Fix format specifier vs argument mismatch.
820 * mips-tdump.c: Make local functions static.
821 (rindex): Don't #undef.
822 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
823 (fatal, fancy_abort): Delete.
824 (read_seek): Avoid signed/unsigned compare.
826 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
828 * combine.c (try_combine): Fix error in change to try original
830 (gen_rtx_combine): Do same as gen_rtx for now.
832 2001-03-11 Zack Weinberg <zackw@stanford.edu>
834 * configure.in: AC_SUBST xm_defines.
835 * configure: Regenerate.
836 * Makefile.in: Set DEFINES=$(xm_defines) when building
839 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
841 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
842 (cpp_included, find_include_file): Update.
843 (_cpp_compare_file_date): Make else unconditional.
845 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
847 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
849 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
851 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
852 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
854 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
856 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
857 if it's a record type.
859 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
861 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
862 mingw includes slightly.
864 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
866 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
867 #undef token before poisoning it.
869 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
871 * alpha.c (check_float_value): Use memcpy, not bcopy.
873 * m32r.c (m32r_sched_reorder): Likewise.
875 * vax.c (check_float_value): Likewise.
877 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
879 * toplev.c (file_name_nondirectory): Remove.
880 * toplev.h: Similarly.
881 * dwarf2out.c (compute_section_prefix): Use lbasename instead
882 of file_name_nondirectory.
884 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
886 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
887 * mips-tfile.c: Don't #undef rindex; not used.
889 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
891 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
892 (dbx64_register_map): Declare.
893 (RETURN_ADDR_RTX): Fix for 64bit.
894 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
895 (INCOMING_FRAME_SP_OFFSET): Set to 8.
896 * i386.c (dbx64_register_map): New global array.
897 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
898 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
901 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
903 * cppfiles.c (search_from): Use lbasename.
904 * mkdeps.c (deps_add_default_target): Use lbasename.
906 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
908 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
909 xcalloc in lieu of malloc, realloc & calloc.
911 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
913 * gengenrtl.c (xmalloc): Likewise.
915 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
916 really_call_* memory allocation routines.
918 * stmt.c (check_for_full_enumeration_handling): Use
919 really_call_calloc, not calloc.
921 * system.h (really_call_malloc, really_call_calloc,
922 really_call_realloc): Define.
923 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
925 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
927 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
929 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
931 * configure: Rebuilt.
932 * configure.in: Only use `lang_requires' for languages athat are
935 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
937 * invoke.texi: Fix typo.
940 2001-03-09 Zack Weinberg <zackw@stanford.edu>
942 * configure.in: Prune nonexistent files from build_xm_file,
943 xm_file, and host_xm_file lists. Warn unless they're
945 Don't generate *config.h here.
946 AC_SUBST all variables needed to generate *config.h.
947 * configure: Regenerate.
948 * mkconfig.sh: New helper script, from code removed from
950 * Makefile.in: Zap all MALLOC variables - no longer used
951 anywhere, and malloc.c doesn't exist.
952 Substitute in variables needed to generate *config.h.
953 Stop lying about the dependencies contained in CONFIG_H and
955 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
956 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
957 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
958 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
959 $(TM_P_H), etc. as appropriate.
961 * config.gcc: Zap references to deleted files.
962 * ggc-none.c: Don't include rtl.h or tm_p.h.
964 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
965 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
966 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
967 config/i386/xm-linux.h, config/i386/xm-linux.h,
968 config/i386/xm-next.h, config/i386/xm-openbsd.h,
969 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
970 Don't include i386/xm-i386.h.
972 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
973 config/i386/xm-i386.h, config/i860/xm-i860.h,
974 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
975 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
976 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
977 Delete (empty except comments, #includes of other deleted
978 files, and macros used nowhere).
980 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
982 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
983 independent on TARGET_FLAGS.
985 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
987 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
989 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
991 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
993 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
994 LAST_REX_SSE_REG): define.
995 (enum reg_class): Add 'LEGACY_REGS'
996 (REG_CLASS_CONTENTS): Likewise; add extended registers.
997 (SSE_REGNO_P): Recognize extended registers.
998 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
999 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
1000 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
1001 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
1002 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
1003 REG_OK_FOR_STRREG_P): Remove.
1004 (HI_REGISTER_NAMES): Add extended registers.
1005 (ADDITIONAL_REGISTER_NAMES): Likewise.
1006 (QI_REGISTER_NAMES): Add 8bit extended registers.
1007 (DEBUG_REG): Support extended registers.
1008 * i386.c (regclass_map): Add extended registers.
1009 (dbx_register-map): Likewise.
1010 (svr4_dbx_register_map): Likewise.
1011 (print_reg): Support extended registers.
1012 (print_operand): Support 64bit operands.
1014 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
1016 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
1017 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1018 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
1019 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
1020 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
1021 STACK_BOUNDARY): Set properly for 64bits.
1022 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
1023 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
1024 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
1025 (MOVE_MAX): Set to 16.
1026 (MOVE_MAX_PIECES): 8 for 64bit.
1027 (Pmode): Set to SImode.
1029 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
1031 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
1033 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
1035 * i386.h (mask_64bit): New constant.
1036 (target_64bit): New macro.
1037 (target_options): Add '64'/'32'
1038 (target_default): Define.
1039 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
1040 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
1041 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
1043 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
1045 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
1047 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
1049 * rtlanal.c (rtx_varies_p): Check operand 0 of a
1050 LO_SUM unless for_alias is set.
1052 2001-03-08 Stan Shebs <shebs@apple.com>
1054 * objc/objc-act.c: Fix old typos in comments, add comments for
1056 (hash_init): Fix file name in error message.
1057 (hash_enter): Ditto.
1058 (hash_add_attr): Ditto.
1059 (continue_class): Ditto.
1061 2001-03-08 Bruce Korb <bkorb@gnu.org>
1063 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
1064 wait4() can receive the signal.
1066 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1068 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
1070 * fixinc/fixincl.x: Regenerate.
1072 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1074 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
1076 * fixinc/fixincl.x: Regenerate.
1078 2001-03-08 Richard Henderson <rth@redhat.com>
1080 * configure.in (HAVE_AS_LEB128): New assembler check.
1081 * configure, config.in: Rebuilt.
1083 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
1085 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
1088 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1090 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
1091 references to the MAXPATHLEN macro.
1093 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
1094 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
1097 * config/i386/xm-gnu.h, config/xm-gnu.h,
1098 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
1099 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
1100 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
1101 and/or unused files.
1103 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
1104 doing so in various xm-*.h files.
1106 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1108 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
1110 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
1112 * configure.in (enable_shared): Support per-package shared-library
1114 * configure: Rebuilt.
1116 2001-03-07 David Edelsohn <edelsohn@gnu.org>
1118 * rs6000.md (cr logic): Add original POWER mnemonic alternative
1119 for crnot. Set operands[5] in splitter.
1121 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1123 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
1124 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
1125 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
1126 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
1127 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
1128 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
1129 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
1132 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
1133 config/i370/xm-i370.h, config/i386/xm-dgux.h,
1134 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
1135 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
1136 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
1137 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
1138 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
1139 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
1140 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
1141 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
1142 Delete unused and/or empty files.
1144 * config.gcc: Define USG in xm_defines as appropriate. Define
1145 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
1146 macro. Remove deleted xm-* files from $xm_files variable.
1148 2001-03-07 Tom Tromey <tromey@redhat.com>
1150 * configure: Rebuilt.
1151 * configure.in: Allow config-lang.in to set `lang_requires' to list
1152 of other required languages.
1154 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
1156 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
1158 (output_prologue): Use xmalloc not oballoc.
1159 (output_epilog): Free a29k_first_epilogue_insn when finished.
1160 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
1162 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
1164 * builtins.c (expand_builtin_mathfn): Check
1165 flag_unsafe_math_optimizations, not flag_fast_math.
1166 (expand_builtin): Likewise
1167 * combine.c (combine_simplify_rtx): Likewise.
1168 (simplify_if_then_else): Likewise.
1169 * cse.c (fold_rtx): Likewise.
1170 * flags.h: Remove flag_fast_math. Add
1171 flag_unsafe_math_optimizations and flag_trapping_math.
1172 * fold-const.c (negate_expr): Check
1173 flag_unsafe_math_optimizations, not flag_fast_math.
1174 (invert_truthvalue): Likewise.
1175 (fold): Likewise. Before associating operands, check that
1176 code == MULT_EXPR, not code != MULT_EXPR.
1177 * ifcvt.c (noce_try_minmax): Check
1178 flag_unsafe_math_optimizations, not flag_fast_math.
1179 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
1180 * invoke.texi: Document -funsafe-math-optimizations and
1181 -fno-trapping-math. Change documentation for -ffast-math.
1182 * jump.c (reversed_comparison_code_parts): Likewise.
1183 (rtx_equal_for_thread_p): Likewise.
1184 * optabs.c (emit_conditional_move): Likewise.
1185 * simplify-rtx.c (simplify_binary_operation): Likewise.
1186 (simplify_relational_operation): Likewise.
1187 (simplify_ternary_operation): Likewise.
1188 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
1189 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
1190 Add trapping-math and unsafe-math-optimizations entries to f_options.
1191 (set_fast_math_flags): New, sets flags for -ffast-math.
1192 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
1193 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
1194 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
1196 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
1197 (alpha_emit_conditional_move): Initialize local_fast_math to
1198 flag_unsafe_math_optimizations, not flat_fast_math.
1199 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
1200 instead of setting flag_fast_math to 1.
1201 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
1203 * config/i386/i386.c (override_options): Likewise
1204 * config/i386/i386.md: Likewise.
1205 * config/m68k/m68k.md: Likewise.
1206 * config/mips/mips.md: Likewise.
1207 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
1208 (rs6000_generate_compare): Likewise.
1210 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1212 * Makefile.in: Set RANLIB to @RANLIB@.
1215 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1217 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1218 * fixinc/fixincl.x: Regenerated.
1220 2001-03-07 Richard Henderson <rth@redhat.com>
1222 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1224 2001-03-07 Richard Henderson <rth@redhat.com>
1226 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
1227 of block notes and exception handling notes.
1229 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
1230 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
1231 (compile_file): ... here.
1233 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1235 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
1237 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
1238 config.h now. Include libiberty.h to handle alloca.
1240 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1242 * c-parse.in (yylexname): New function, split out of _yylex.
1243 (objc_rid_sans_at): New table.
1244 (init_reswords): Initialize it.
1245 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1246 retrieving the next token and checking it for significance as
1247 an ObjC keyword or string constant.
1249 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1250 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1252 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1255 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1257 * config/m68k/m68k.c (const_uint32_operand): Accept any
1258 const_int on a 32-bit host.
1260 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1262 * objc/objc-act.c (init_objc): Set save_lang_status,
1263 restore_lang_status, and mark_lang_status.
1265 2001-03-06 Krister Walfridsson <cato@df.lth.se>
1267 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
1269 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1271 * cppinternals.texi: Update.
1273 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1275 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1276 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
1277 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
1278 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
1279 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
1280 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1281 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
1282 config/i386/xm-i386.h, config/i860/xm-i860.h,
1283 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1284 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
1285 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1286 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1287 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1288 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1289 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
1290 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1291 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
1292 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1293 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1294 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
1295 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
1296 match the defaults provided in hwint.h.
1298 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1299 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
1301 * config.gcc (xm_file): Don't set to files which are deleted.
1303 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
1304 guard this file against these macros being undefined.
1306 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1308 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1309 and DECL_DEFER_OUTPUT on the decl we create, before calling
1310 rest_of_decl_compilation.
1312 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1314 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1316 * configure, config.in: Regenerate.
1317 * config.gcc: Remove references to deleted files.
1319 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1320 genrecog.c, rtl.c: Do not use alloca anywhere.
1322 * Makefile.in, build-make, system.h, config/x-interix,
1323 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1324 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1325 config/arc/xm-arc.h, config/arm/xm-arm.h,
1326 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1327 config/h8300/xm-h8300.h, config/i370/x-oe,
1328 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1329 config/i386/x-ncr3000, config/i386/x-sco5,
1330 config/i386/xm-dgux.h, config/i860/x-sysv4,
1331 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1332 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1333 config/m68k/x-hp320g, config/m69k/x-mot3300,
1334 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1335 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1336 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1337 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1338 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1339 config/mips/x-iris, config/mips/x-iris3,
1340 config/mips/x-sni-svr4, config/mips/x-sysv,
1341 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1342 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1343 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1344 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1345 config/pa/xm-papro.h, config/romp/xm-romp.h,
1346 config/rs6000/x-aix31, config/rs6000/x-aix41,
1347 config/rs6000/x-beos, config/rs6000/x-lynx,
1348 config/rs6000/x-mach, config/rs6000/x-rs6000,
1349 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1350 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1351 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1352 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1353 config/vax/xm-vms.h: Eradicate all references to alloca and
1356 * config/xm-alloca.h, config/clipper/x-clix,
1357 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1358 config/i860/x-sysv3, config/m88k/x-sysv3,
1359 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1360 (contained only alloca related hacks).
1362 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1365 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1367 * invoke.texi: Document __FAST_MATH__.
1369 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1371 * crtstuff.c: Restore include of auto-host.h.
1373 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1375 Put main() in a separate file, so that the language
1376 front-end can use a different main().
1379 * toplev.c: (main): Rename as toplev_main.
1380 * toplev.h: Declare toplev_main.
1381 * Makefile.in (OBJS): add toplev.o.
1382 (BACKEND): remove toplev.o, add main.o.
1384 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1386 * cppfiles.c (search_from): Special case the empty string.
1388 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1390 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1391 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1392 strlen or strcpy; we already know the length.
1393 (_cpp_compare_file_date): Similarly.
1394 * cpphash.h (struct cpp_reader): Delete done_initialising.
1395 (CPP_PREV_BUFFER): Delete.
1396 * cppinit.c (cpp_start_read): Don't set done_initialising.
1397 * cpplex.c (parse_string): Guarantee null-termination.
1398 (_cpp_equiv_toklists): Remove.
1399 * cpplib.c (glue_header_name): Null-terminate.
1400 (do_line): Don't leak memory.
1401 * cpplib.h (BT_WEAK): Delete.
1402 * cppmain.c (cb_ident): Strings are now null-terminated.
1404 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1406 * gcc.c (convert_filename): Append executable suffix
1407 if NO_AUTO_EXE_SUFFIX is not defined.
1408 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1409 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1411 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1413 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1414 * c-parse.gperf, c-gperf.h: Delete.
1415 (c-gperf.h was accidently re-added to the CVS repo in the rev
1416 1.16 commit by tromey)
1418 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1420 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1421 macro arguments when looking for the '('.
1422 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1423 2 when really parsing arguments; 1 when looking for '('.
1424 Always restore the lexer position.
1426 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1428 * longlong.h (umul_ppmm): Don't use a multiline string.
1430 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1432 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1433 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1434 t_bool in declaration because pcc can't combine volatile with typedef
1437 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1439 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1440 until when it is really needed.
1441 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1442 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1443 * i386.md (float?i?f splitter): Don't force source operand to memory
1445 (sse_movdfcc): Fix constraint.
1446 (sse_movdfcc splitter): Handle properly the second alternative.
1448 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1450 * cpplex.c (parse_string): Unconditionally pedwarn.
1452 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1455 * cppexp.c (parse_number): Update.
1456 * cpplex.c (parse_string): Pedwarn if multiline string does not
1457 result from a system header's macro.
1458 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1459 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1460 for function-like macros too.
1461 * c-lex.c (lex_number): Update.
1463 2001-03-03 Richard Henderson <rth@redhat.com>
1465 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1467 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1469 * combine.c (try_combine): If split with mode-changed scratch
1470 register didn't work, try the original mode.
1472 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1474 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1475 * config/c4x/c4x.h: Likewise.
1476 * stor-layout.c (compute_record_mode): Likewise.
1477 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1479 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1481 * configure.in: Kill tm.h. Include the files in the $tm_file
1482 list in all three of config.h, hconfig.h, tconfig.h, after the
1483 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1484 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1485 * configure: Regenerate.
1486 * Makefile.in (clean): Don't delete tm.h.
1488 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1489 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1490 those are not defined, set SEC and FEC to 0 and 1.
1491 * gcc.texi: Update to match.
1493 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1494 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1495 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1496 Include tconfig.h, not tm.h.
1498 * config/xm-lynx.h, config/xm-std32.h,
1499 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1500 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1501 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1502 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1503 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1504 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1505 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1506 config/i386/xm-i386.h, config/i860/xm-i860.h,
1507 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1508 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1509 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1510 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1511 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1512 config/pa/xm-linux.h, config/pa/xm-pa.h,
1513 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1514 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
1515 config/pj/xm-pj.h, config/romp/xm-romp.h,
1516 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1517 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1518 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1519 config/v850/xm-v850.h, config/vax/xm-vax.h,
1520 config/we32k/xm-we32k.h:
1522 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
1524 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
1525 config/i370/xm-oe.h: Don't include tm.h. Don't define
1527 * config/vax/xm-vms.h: Don't include tm.h.
1529 * config/xm-lynx.h, config/avr/xm-avr.h,
1530 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
1531 Delete; made empty by above changes.
1532 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1533 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
1534 Don't include config/xm-lynx.h or tm.h.
1536 * config/xm-gnu.h: Don't include fcntl.h.
1537 * config/sparc/xm-lynx.h: Don't include sys/types.h and
1539 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
1541 2001-03-02 Richard Henderson <rth@redhat.com>
1543 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
1544 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
1546 2001-03-02 Richard Henderson <rth@redhat.com>
1548 * Makefile.in (OBJS): Add dwarf2asm.o.
1549 * dwarf2asm.c, dwarf2asm.h: New files.
1550 * dwarf2out.c (*): Use them.
1551 (size_of_uleb128, size_of_sleb128): Remove.
1552 (output_uleb128, output_sleb128): Remove.
1553 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1554 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1555 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1556 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1557 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1558 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1559 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1560 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1561 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1562 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1563 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1564 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1565 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1566 (dwarf2out_frame_debug): Remove unused variables.
1567 (output_loc_operands): Don't abort on 8 byte constants if
1568 host integers are wide enough.
1569 (output_symbolic_ref): Remove.
1570 (size_of_die): Don't assume 4 byte host integers.
1571 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1573 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1574 something stupid with HOST_WIDE_INT to long truncation.
1575 [CONST_DOUBLE]: Likewise.
1577 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1578 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1579 * config/arm/unknown-elf.h: Likewise.
1580 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1581 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1582 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1583 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1584 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1585 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1586 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1587 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1588 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1589 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1590 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1591 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1593 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1595 * cselib.c (hash_rtx): Cast enums to unsigned int.
1597 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1599 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1600 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
1602 * c-format.c (C_STD_VER): Cast to int for comparisons.
1603 (check_function_format): Cast various enums to int for &.
1604 (maybe_read_dollar_number): Likewise.
1605 (check_format_info): Likewise.
1606 (check_format_info_main): Likewise.
1607 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1608 (safe_from_p): Likewise.
1609 * varasm.c (const_hash): Cast enum to int for %.
1610 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1611 pcc enum problems with < and ++ operators.
1612 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1613 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1614 (regclass_init): Change enum class to int to iterate over reg_classes.
1615 * genrecog.c (merge_trees): Cast enums for comparison.
1616 * rtl.h (GET_CODE): Cast to enum rtx_code.
1617 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1618 (GET_MODE): Cast to enum machine_mode.
1619 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1620 (GET_NOTE_INSN_NAME): Cast enum to int.
1621 * tree.h (TREE_CODE): Cast to enum tree_code.
1622 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1623 * timevar.c (timevar_print): Change loop variable id from enum to
1625 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1626 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1627 * toplev.c (compile_file): Cast enum DFI to int.
1628 (decode_d_option): Likewise.
1630 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1632 * cppinit.c (append_include_chain): Mark "after" include file name list
1633 as a system directory.
1634 * cpp.texi: Document new behavior.
1636 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
1638 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
1640 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
1642 * cppfiles.c (struct include_file): Update.
1643 (stack_include_file): Use search_from.
1644 (cpp_included, find_include_file): Update.
1645 (cpp_execute_include): Update. ptr->name may not be
1646 null terminated. Use the new search_from member variable
1648 (_cpp_compare_file_date): Similarly.
1649 (search_from): New function, similiar to actual_directory.
1650 (actual_directory): Delete.
1651 (remap_filename): Update. loc->name may not be null terminated.
1652 (struct file_name_list): Rename search_path. Update.
1653 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
1654 search_from and dir.
1655 (struct cpp_reader): Remove actual_dirs.
1656 * cppinit.c (struct cpp_pending): Update for renamed objects.
1657 (append_include_chain, remove_dup_dir, remove_dup_dirs,
1658 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
1659 * cpplib.h (struct cpp_options): Similarly.
1661 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1663 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1664 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1665 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1666 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1667 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1668 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1669 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1670 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1671 config/i370/xm-oe.h, config/i386/xm-aix.h,
1672 config/i386/xm-i386.h, config/i386/xm-osf.h,
1673 config/i860/xm-i860.h, config/i960/xm-i960.h,
1674 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1675 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1676 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1677 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1678 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1679 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1680 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1681 config/pj/xm-pj.h, config/romp/xm-romp.h,
1682 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1683 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1684 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1685 config/v850/xm-v850.h, config/vax/xm-vax.h,
1686 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1687 Do not define TRUE or FALSE.
1689 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1690 empty by above change.
1691 * config.gcc: Remove references to these files.
1693 * configure.in: Detect stdbool.h.
1694 * configure, config.in: Regenerate.
1695 * system.h: Include stddef.h here if available.
1696 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
1697 Then set up a sensible boolean type at the very end.
1699 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1700 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
1702 * hash.h: Delete 'boolean' typedef and related #undefs.
1704 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
1705 all uses of 'boolean' with 'bool'.
1707 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1709 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
1710 * cppexp.c (lex): Cast enums for comparison.
1711 * cppinit.c (parse_option): Cast enum for comparison.
1712 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
1713 (cpp_output_token): Likewise.
1714 (cpp_can_paste): Cast enums for comparsion and plus/minus.
1715 (cpp_avoid_paste): Cast enums for minus and comparison.
1717 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1719 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
1720 field to all array elements.
1722 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1724 * cpphash.h (struct cpp_reader): Add print_version field.
1725 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
1726 just set print_version and other flags as appropriate.
1727 (cpp_post_options): Print version here if print_version is set.
1729 * toplev.c (exit_after_options): New flag.
1730 (independent_decode_option): Don't exit here; just set
1732 (main): Exit after calling lang_hooks.post_options if
1733 exit_after_options is true.
1735 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
1736 (merge_include_chains): Adjust comment to match code.
1738 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1740 * stringpool.c (set_identifier): New function.
1741 * tree.h: Prototype it.
1743 * c-parse.in: Kill D_YES. If compiled for objc, call
1744 save_and_forget_protocol_qualifiers from init_reswords.
1745 * objc/objc-act.c (remember_protocol_qualifiers,
1746 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
1747 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
1749 (save_and_forget_protocol_qualifiers): New function.
1750 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
1752 2001-03-01 Diego Novillo <dnovillo@redhat.com>
1754 * c-semantics.c (prune_unused_decls): Return error_mark_node
1755 instead of (tree) 1 to stop traversing the tree chain.
1757 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1759 Fix a problem introduced by Kenner's Feb 18 change.
1760 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
1761 flag_cse_skip_blocks only temporarily, not for ever.
1763 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
1765 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
1766 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
1768 * pa.c (emit_move_sequence): Verify operand0 is a hard register
1769 before determining its register class.
1771 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1773 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
1774 from reg 4 if current_function_calls_setjmp.
1775 (gen_nop_type): New function.
1776 (ia64_emit_nops): New function.
1777 (ia64_reorg): Call it.
1778 (ia64_sched_reorder): Move code that rotates bundles up a bit.
1780 * reload1.c (eliminate_regs_in_insn): Restrict the special case
1781 code not to try to optimize adds with anything but a REG destination.
1783 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
1784 (INSN_PRIORITY_KNOWN): New accessor macro.
1785 * haifa-sched.c (priority): Use it instead of testing priority against
1788 2001-02-28 DJ Delorie <dj@redhat.com>
1790 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
1791 since that doesn't work the way gcc wants on a generic m68k.
1793 2001-02-28 Richard Henderson <rth@redhat.com>
1795 * caller-save.c (save_call_clobbered_regs): Fix typo in
1796 comparison last change.
1798 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
1800 * i386.c (pentium4_cost): New.
1801 (m_PENT4): New macro.
1802 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
1803 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
1804 x86_integer_DFmode_moves, x86_partial_reg_dependency,
1805 x86_memory_mismatch_stall): Add Pentium4
1806 (x86_use_q_reg, x86_use_any_reg): Kill.
1807 (override_options): Add pentium4.
1808 (incdec_operand): Return 0 for pentium4.
1809 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
1810 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
1811 (TARGET_PENTIUM4): Define.
1812 (enum processor_type): Add PROCESSOR_PENTIUM4.
1813 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
1814 * i386.md (attribute "cpu"): Add pentium4.
1815 * invoke.texi (march): Add pentium4.
1817 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
1819 * i386.md (sse_mov?fcc*): New patterns and splitters.
1820 * i386.c (ix86_expand_movcc): Work post-reload; recognize
1821 the SSE based conditional moves.
1823 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
1825 * i386.md (attribute mode): Add "TI".
1826 (movsf_1): Add pxor support; remove constant propagation splitter.
1827 (movdf_integer): Likewise.
1828 (movdf_nointeger): Likewise.
1829 (movxf constant prop splitter): Handle all modes; update for SSE.
1830 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
1831 * i386.c (standard_80387_constant_p): Rewrite.
1832 (standard_sse_constant_p): New.
1833 * i386-protos.h (standard_sse_constant_p): New.
1835 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
1837 * i386.md (sse_setccsf, sse_setccdf): New.
1838 (sse_cmp* patterns): Use '%D' instead of outputtting condition
1840 * i386.c (sse_comparison_operator): Accept the supported unordered
1841 comparses; be ready for fast_math.
1842 (print_operand): Support 'D'.
1844 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
1846 * jump.c (reversed_comparison_code): Kill.
1848 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
1850 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
1853 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
1855 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
1856 add missing '%' in constraints.
1858 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
1860 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
1861 for HOST_BITS_PER_WIDE_INT == 32 too.
1863 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
1865 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
1867 (insert_save, insert_restore): New parameter save_mode.
1868 (init_caller_save): Update initialization of reg_save_code
1869 and reg_restore_code.
1870 (save_call_clobbered_regs): Compute save_modes and update calls to
1871 reg_save_code and reg_restore_code.
1872 (insert_restore): Unsignetize numbers; use save_modes to choose mode
1873 of spill; update use of reg_restore_code.
1874 (insert_save): Likewise.
1875 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1876 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1877 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1879 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1881 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
1882 noce_try_store_flag_inc, noce_try_store_flag_mask,
1883 noce_try_cmove_arith):
1884 Use reversed_comparison_code instead of reverse_comparison and
1885 can_reverse_comparison_p.
1887 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
1889 * jump.c (reversed_comparison_code_parts): Allow reversal of
1890 unordered compares in -ffast-math mode; reverse ordered compares
1891 for FP even w/o -ffast-math.
1893 2001-02-27 Richard Henderson <rth@redhat.com>
1895 * print-rtl.c (print_rtx) [i]: Don't print field five on
1896 NOTEs other than NOTE_INSN_DELETED_LABEL.
1898 2001-02-27 Zack Weinberg <zackw@stanford.edu>
1900 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
1901 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
1903 2001-02-27 Diego Novillo <dnovillo@redhat.com>
1905 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
1906 even if walk_subtrees is 0.
1907 * c-semantics.c (prune_unused_decls): Return a non-null value to
1908 stop traversing the tree chain.
1910 2001-02-27 DJ Delorie <dj@redhat.com>
1912 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
1913 register, *then* define it as the new CFA.
1915 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
1917 * pa.c (override_options): Promote -fpic to -fPIC.
1918 (legitimize_pic_address): Simplify due to removal of
1919 small PIC as a code generation option.
1920 (secondary_reload_class): Similarly.
1921 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1922 (PRINT_OPERAND_ADDRESS): Similarly.
1923 * pa.md (various patterns): Similarly.
1924 (small pic lo_sum pattern): Remove.
1926 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
1929 * md.texi (min, max): Document
1931 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
1933 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
1934 TARGET_PARTIAL_REG_DEPENDENCY.
1935 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
1937 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
1939 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
1941 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
1943 * mips.c (mips_make_temp_file): Fix thinko in last change.
1945 2001-02-26 Jason Eckhardt <jle@redhat.com>
1947 * combine.c (known_cond): Do not reverse the condition when
1948 SMAX/UMAX is being considered and the condition is for equality
1951 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
1953 2001-02-26 Philip Blundell <philb@gnu.org>
1955 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1957 * config/arm/linux-elf.h: Remove historical relics related to
1958 above configurations.
1959 * config/arm/linux-oldld.h: Delete.
1960 * config/arm/linux-elf26.h: Delete.
1962 2001-02-26 Jason Merrill <jason@redhat.com>
1964 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
1966 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
1967 recognize a tentative definition. Lose obsolete code.
1969 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
1970 variables unless necessary, either.
1972 2001-02-25 Richard Henderson <rth@redhat.com>
1974 * ifcvt.c (struct noce_if_info): Add test_bb.
1975 (noce_get_alt_condition): New.
1976 (noce_try_minmax, noce_try_abs): New.
1977 (noce_operand_ok): New.
1978 (noce_process_if_block): Use them.
1979 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
1981 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
1983 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
1986 2001-02-25 Zack Weinberg <zackw@stanford.edu>
1988 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
1989 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
1991 (mips_asm_file_end): Free temp_filename here.
1993 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1995 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
1996 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
1998 * config/i386/i386.md (movstrsi): Handle FAIL case.
2000 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
2002 * cppinit.c (builtin_array): Update.
2003 (init_builtins): Flag builtins to warn if redefined or
2004 undefined. Define __GXX_WEAK as a normal macro.
2005 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
2006 * cpplib.h (NODE_WARN): New flag.
2007 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
2008 Handle __STDC__ as a builtin only on Solaris.
2009 (warn_of_redefinition): Renamed from check_macro_definition.
2010 Reverse sense of test. Always warn if NODE_WARN.
2011 (_cpp_create_definition): Use warn_of_redefinition. Flag
2012 any macro beginning with "__STDC_" to require a mandatory
2013 warning if redefined or undefined.
2015 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2017 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
2018 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
2019 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
2020 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
2021 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
2022 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
2023 Don't define any of:
2024 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
2025 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
2026 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
2027 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
2028 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
2030 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
2031 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
2034 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
2035 Delete now-empty file.
2037 * alpha/vms.h: Define NEED_ATEXIT here...
2038 * alpha/xm-vms.h: ...not here.
2040 * i386/cygwin.h: Don't define PARAMS.
2041 * mips/mips.c: Don't prototype mktemp. Don't define
2042 P_tmpdir. Use make_temp_file to create temporary files.
2043 Don't be clever and delete temporary files early.
2044 * config.gcc: Drop references to deleted files. Don't define
2046 * gcc.texi: Don't mention USE_PROTOTYPES.
2048 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2050 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
2051 (ix86_set_move_mem_attrs_1): Likewise.
2052 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
2053 * config/i386/i386.md (movstrsi): Call it.
2055 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2057 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
2058 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
2059 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
2060 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
2062 (i750a-*-*): Error here if hosting on i750a.
2063 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
2065 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
2066 Remove (empty modulo comments).
2068 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
2069 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
2070 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
2071 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
2072 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
2073 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
2075 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
2076 Remove reference to winnt.h in comment.
2077 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
2079 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2081 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
2082 used to set another biv.
2084 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2086 * tree.h (BLOCK_DEAD): New macro.
2087 (struct tree_block): New flag, dead_flag.
2088 * print-tree.c (print_node, case 'b'): Print missing fields.
2089 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
2090 * function.c (identify_blocks): Enable test for misplaced notes.
2091 (all_blocks): Skip BLOCK_DEAD blocks.
2092 * integrate.c (integrate_decl_tree): Likewise.
2094 * errors.c (internal_error, trim_filename): New functions.
2095 (fancy_abort): Call internal_error.
2096 * errors.h (internal_error, trim_filename): New declarations.
2098 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
2100 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
2102 (EXTRA_CONSTRAINT): Formatting changes.
2104 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2106 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
2108 2001-02-23 Per Bothner <per@bothner.com>
2110 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
2111 so they can be called from java/jvspec.c.
2112 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
2114 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
2116 * i386.c (ix86_frame): New structure.
2117 (ix86_compute_frame_size): Kill.
2118 (ix86_compute_frame_layout): New.
2119 (ix86_save_reg): New.
2120 (ix86_can_use_return_insn_p): Use frame layout stuff.
2121 (ix86_expand_prologue): Likewise.
2122 (ix86_expand_epilogue): Likewise.
2123 (ix86_initial_elimination_offset): Likewise.
2124 (ix86_nsaved_regs): Use ix86_save_reg.
2125 (ix86_emit_save_regs): Likewise.
2127 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
2129 * flow.c (find_sub_basic_blocks): New function.
2130 (split_block): Be ready for basic block introduced by CODE_LABEL.
2131 (commit_one_edge_insertion): Call find_sub_basic_block.
2133 * flow.c (make_edges): Add edge from entry for blocks starting with
2134 label having ALTERNATE_NAME
2136 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
2138 * function.c (epilogue_done): Be ready for first basic block not
2139 containing PROLOGUE_END note.
2140 (reposition_prologue_and_epilogue_notes): Avoid placing
2141 PROLOGUE_END note between BASIC_BLOCK.
2143 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
2145 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
2147 2001-02-21 DJ Delorie <dj@redhat.com>
2149 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
2150 check for current_function_has_nonlocal_goto from 1999-11-12.
2152 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2154 * diagnostic.c (trim_filename): No longer static.
2155 * toplev.h (trim_filename): Declare.
2156 * rtl.c (rtl_check_failed_bounds): Call internal_error.
2157 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
2158 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
2159 (rtvec_check_failed_bounds): Likewise.
2160 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
2162 * convert.c (convert_to_integer): Don't do unsigned unless result or
2163 both inputs are unsigned.
2165 * fold-const.c (fold_convert): Don't call size_int_type_wide if
2168 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
2170 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
2172 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
2174 * Makefile.in (resource.o): Add params.h dependence.
2175 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
2176 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
2177 * resource.c: Add dependence on params.h.
2178 (current_live_regs): Fix explanatory comment.
2179 (find_basic_block): Add new parameter to permit limiting search
2181 (mark_target_live_regs): Add new argument to find_basic_block call.
2182 (incr_ticks_for_insn): Likewise.
2184 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2186 * diagnostic.c (output_to_stream): Rename to
2187 output_buffer_to_stream. Loses the stream parameter.
2188 (init_output_buffer): Set diagnosic_buffer's stream.
2189 (flush_diagnostic_buffer): Adjust.
2190 (default_print_error_function): Likewise.
2191 (finish_diagnostic): Likewise.
2192 (verbatim): Likewise.
2194 * diagnostic.h (struct output_buffer): Add `stream' field.
2195 (output_buffer_attached_stream): New macro.
2197 2001-02-23 Jakub Jelinek <jakub@redhat.com>
2199 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
2200 check if either operand is divisible by C.
2201 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
2202 If type is signed, consider negative numbers as well.
2204 2001-02-22 Richard Henderson <rth@redhat.com>
2206 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
2207 reach .text instead of gp-relative relocs.
2208 * config/ia64/crtend.asm (.init): Likewise.
2210 2001-02-22 Andreas Jaeger <aj@suse.de>
2212 * extend.texi (C++ Attributes): Fix typo.
2214 2001-02-21 David Mosberger <davidm@hpl.hp.com>
2216 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
2217 functions, drop current_function_args_info.words test.
2218 (ia64_compute_frame_size): Mark syscall_linkage functions as
2219 using eight input registers.
2221 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
2222 Bruce Korb <bkorb@gnu.org>
2224 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
2225 * fixinc/README: Document how to convert sed substitutions
2226 to format style c_fix-es.
2227 * fixinc/fixincl.x: regen
2229 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
2231 * gcc.c: Add comment explaining how to add a command-line option.
2232 Add title to specs language comment.
2234 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2236 * gcc.c (cc1_options): Add "-param".
2237 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2238 (option_map): Likewise.
2239 * toplev.c (display_help): Add entry for "--param".
2240 (independent_decode_option): Fix typographical error.
2242 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
2243 Bernd Schmidt <bernds@redhat.com>
2244 Jan Hubicka <jh@suse.cz>
2246 * i386.c (function_arg_advance): Pass SSE arguments in registers.
2247 (function_arg): Likewise.
2249 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
2251 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
2253 2001-02-21 Kazu Hirata <kazu@hxi.com>
2255 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
2259 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
2261 * flow.c (init_propagate_block_info): Canon address and use single_set
2262 for killing dead memory stores.
2264 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2266 * Makefile.in (reorg.o): Add params.h dependence.
2267 * params.def: Fix typographical error in comment.
2268 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2269 * params.h: Modify introductory comment.
2270 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2271 * reorg.c: Add dependence on params.h.
2272 (redundant_insn): Add parameterized throttle for search.
2273 (fill_simple_delay_slots): Add a comment explaining a variable.
2274 Move conditional out of loop, simplifying code.
2275 (fill_eager_delay_slots): Fix typographical error in comment.
2277 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
2279 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
2281 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
2282 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
2284 2001-02-21 Jason Merrill <jason@redhat.com>
2286 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2287 (struct tree_decl): Add uninlinable bitfield.
2288 * c-decl.c (duplicate_decls): Set it.
2289 * integrate.c (function_cannot_inline_p): Check it.
2291 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2292 DW_AT_MIPS_linkage_name to abstract methods.
2293 (dwarf2out_abstract_function): Emit class context before calling
2294 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2295 (gen_subprogram_die): Remove obsolete code.
2296 (gen_member_die): Don't include clones in the member list.
2297 (gen_decl_die): Emit abstract info for clone origin.
2298 * dwarfout.c (output_type): Don't include clones in the member list.
2299 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2300 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2301 DECL_ABSTRACT on a function that already has it set.
2303 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2304 (get_subprogram_die): Pass it in.
2306 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2308 * flow.c (mark_set_1): Make not_dead unsigned long. For
2309 non-pseudos, use it as a bitmask of the hard regs that
2312 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2314 * cppfiles.c: Update comments.
2315 (_cpp_read_file): Don't check for NULL filenames any more.
2316 * cppinit.c (cpp_start_read): Don't do canonicalization of
2317 in_fname and out_fname. Use the passed file name exclusively.
2318 (_cpp_handle_options): Don't treat "-" as a command line option,
2319 but as a normal filename.
2320 (_cpp_post_options): Canonicalize in_fname and out_fname.
2321 * cppmain.c (printer_init): Don't check out_fname for NULL.
2322 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2323 (init_c_lex): Update, and use "" to represent stdin to CPP.
2326 2001-02-20 Will Cohen <wcohen@redhat.com>
2328 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2329 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2330 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2333 2001-02-20 Stan Shebs <shebs@apple.com>
2335 * config/rs6000/rs6000.c (output_cbranch): Output branches
2336 on separate lines instead of using ';' to separate.
2338 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2340 * cppinit.c (set_lang): Move builtin handling to...
2341 (init_builtins): ...here.
2342 (_cpp_create_reader): Move call to set_lang.
2344 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2346 * stmt.c (expand_return): If an attempt is made to return the
2347 error_mar_node, treat the return like a return without a value.
2349 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2351 * sibcall.c (skip_copy_to_return_value): Call
2352 identify_call_return_value here, and return orig_insn if it
2353 returns zero. Hardret and softret arguments now unnecessary.
2354 (call_ends_block_p): Don't call identify_call_return_value here.
2356 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2358 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2359 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2361 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2363 * pa.c (move_operand): Accept code to load the address of a
2364 symbol out of the DLT as a valid move operand.
2365 (print_operand, case 'A'): New to handle generating a DLT
2366 reference for a LO_SUM expression.
2367 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2368 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2370 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2372 * README, cpp.texi, gcc.texi, version.c: Update version number to
2374 * cpp.1, gcov.1, gcc.1: Regenerate.
2376 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2378 * cppfiles.c (stack_include_file): Generate dependencies
2379 here, and manage include_count here too.
2380 (PRINT_THIS_DEP): Delete.
2381 (_cpp_execute_include): Do not generate dependencies here,
2382 apart from the case of a missing header. Do not manage
2384 (_cpp_read_file): Leave dependency generation to
2387 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2389 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2390 target_cpu_default. Remove dead assignment to
2393 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2395 * regclass.c (contains_reg_of_mode): Make global.
2396 (init_reg_sets): Remove contains_reg_of_mode; take into account
2397 CLASS_MAX_NREGS when looking for the proper mode.
2398 (dump_regclass): Dump only classes considered for the pseudo.
2399 (regclass): Use contains_reg_of_mode.
2401 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2403 * gcc.c (do_spec_1): 'n' for printing notices.
2404 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2406 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2408 * reg-stack.c (next_flags_user): Use current_block->end
2409 (swap_rtx_condition): Look for next user if flags don't die;
2410 give up on CALL_INSNs; use current_block->end.
2412 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2414 * sibcall.c (call_ends_block_p): New function.
2415 (optimize_sibling_and_tail_recursive_call): Use it.
2417 2001-02-18 Kazu Hirata <kazu@hxi.com>
2419 * config/h8300/h8300.md: Update copyright.
2420 (andsi3): Do not output an extra newline character.
2422 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2424 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2425 FNDECL may be unused.
2427 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2428 follow jumps after first run.
2429 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2430 it doesn't change any jumps.
2432 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2434 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2435 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2436 (mostlyclean): Corresponding changes.
2437 * rtlanal.c (hard-reg-set.h): Include.
2438 (rtx_unstable_p): Do not treat the argument pointer specially
2439 if it is not a fixed register.
2440 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2442 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2444 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2445 against last real insn in basic block.
2446 Rework to avoid gotos.
2448 * Makefile.in (gcse.o): Now includes ggc.h.
2449 * gcse.c: Include ggc.h.
2450 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2451 (try_replace_reg): Remove warning of uninitialize variable.
2452 (process_insert_insn): Call invalid_insn_p to validate insn.
2453 * recog.c (insn_invalid_p): Now global.
2454 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2455 * recog.h (insn_invalid_p): New declaration.
2457 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2459 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2460 assignments from FP constants since 'Y' output code can't handle it.
2461 (eligible_for_sibcall_delay): Likewise.
2463 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2464 Call fancy_abort directly, passing args.
2465 (print_rtl_and_abort): Now a macro, like fancy_abort.
2467 * final.c (output_operand_lossage): Use internal_error, not error.
2469 2001-02-18 Shane Nay <shane@agendacomputing.com>
2471 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2472 structure shift insns.
2474 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2476 * invoke.texi (-fsquangle): Remove documentation.
2477 (-fname-mangling-version): Likewise.
2479 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2481 * optabs.c (expand_abs): Remove reference to
2482 HAVE_contitional_arithmetic.
2483 * combine.c (simplify_set): Likewise.
2485 2001-02-18 Richard Henderson <rth@redhat.com>
2487 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2490 2001-02-18 Richard Henderson <rth@redhat.com>
2492 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2494 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2496 * reload1.c (reload_cse_simplify_set): Fix typo.
2498 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2500 * diagnostic.c (_fatal_insn): Decrement errorcount.
2502 * invoke.texi (-I): Add note avoiding use for system header files.
2504 * rtl.h (add_clobbers): Remove duplicate declaration.
2505 * recog.h (added_clobbers_hard_reg_p): New declaration.
2506 * genemit.c (struct clobber_pat): New field has_hard_reg.
2507 (gen_insn): Record if added clobbers clobber hard reg.
2508 (gen_split): Avoid unused warning if number of operands is 0.
2509 (output_added_clobbers_hard_reg_p): New function.
2512 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2514 * pa.c (hppa_expand_prologue): Simplify code storing return
2515 pointer. For large (>=8k) frames with a post_store, adjust stack
2516 pointer by 8k-64 first rather than by 64. When testing with
2517 VAL_14_BITS_P, always use the actual value rather than the value
2518 negated. Add blockage to prevent scheduling of spills before
2519 stack frame has been created.
2520 (hppa_expand_epilogue): Simplify code loading return pointer.
2521 Allow a slightly larger range for merge_sp_adjust_with_load case.
2522 When testing with VAL_14_BITS_P, always use the actual value.
2524 * pa.c (pa_adjust_insn_length): Check that block move
2525 pattern is a set before looking at operands.
2527 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2529 * fold-const.c (fold_binary_op_with_conditional_arg): New
2530 function, split out from ...
2532 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2533 conditional arms that throw exceptions.
2535 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2538 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2540 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2541 define HAVE_DECL_* to 1 to mask potential backup declarations.
2542 * configure: Regenerated.
2544 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2546 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
2548 2001-02-17 Richard Henderson <rth@redhat.com>
2550 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2551 when replacing a memory load with a register.
2553 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2554 Jan Hubicka <jh@suse.cz>
2556 * recog.c (validate_replace_src_1): New.
2557 (validate_replace_src_data): Likewise.
2558 (validate_replace_src): Use note_uses.
2559 * rtl.h (note_uses): Declare.
2560 * rtlanal.c (note_uses): New.
2562 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
2564 * reg-stack.c (stack_def): Make field reg unsigned.
2565 (remove_regno_note): Unsignetize parameter.
2567 2001-02-16 Jes Sorensen <jes@linuxcare.com>
2569 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
2570 shladd_operand() call.
2572 2001-02-16 Bruce Korb <bkorb@gnu.org>
2573 Rodney Brown <RodneyBrown@mynd.com>
2575 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2576 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2577 machine restrictions
2578 * fixinc/fixincl.x: regen
2580 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2582 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
2584 (hash_scan_insn): Clean up calls to hash_scan_set.
2585 (compute_kill_rd): REGNO now unsigned.
2586 (try_replace_reg): Rework to use simplify_replace_rtx.
2587 (cprop_jump, cprop_cc0_jump): Likewise.
2588 (cprop_insn): Call find_reg_equal_equiv_note.
2589 Reflect changes to cprop_jump and cprop_cc0_jump.
2591 * recog.c (validate_replace_src): Replace in operands of
2592 ZERO_EXTRACT in SET_DEST.
2594 * cse.c (new_label_ref): New variable.
2595 (insert): Set it instead of recorded_label_ref.
2596 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
2597 CODE_LABEL for this function, and not already in REG_LABEL note.
2599 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
2601 * resource.c (mark_referenced_resources): Fix typo in introductory
2603 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
2606 2001-02-16 Jason Merrill <jason@redhat.com>
2608 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2610 (gen_subprogram_die): Don't abort on seeing a second definition if
2611 the previous one was abstract. Don't replace an abstract instance
2612 in the lookup table.
2614 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2615 gen_abstract_function.
2616 * dwarf2out.h: Declare it.
2617 * toplev.c (note_outlining_of_inline_function): New fn.
2618 * toplev.h: Declare it.
2619 * integrate.c (output_inline_function): Call it.
2620 * c-decl.c (duplicate_decls): Call it when redefining an extern
2621 inline. Don't inline the new defn.
2623 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2625 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2627 * .gdbinit: Rename to gdbinit.in.
2628 * gdbinit.in: New file,
2629 * configure.in: Generate .gdbinit from gdbinit.in.
2630 * configure: Regenerated.
2631 * Makefile.in (distclean): Always remove .gdbinit.
2633 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2635 * objc/objc-act.c (start_class): Register implemented_classes with
2638 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2640 * cppfiles.c (_cpp_make_system_header): Generate a file
2643 2001-02-15 Jim Meyering <meyering@lucent.com>
2645 * Makefile.in (install-common): Don't depend on installdirs here.
2646 Instead, make each of the lang.install-common targets (e.g.,
2647 c++.install-common in cp/Make-lang.in) depend on it.
2648 (install-driver): Depend on installdirs.
2650 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2652 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2654 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2657 2001-02-15 Mark Mitchell <mark@codesourcery.com>
2659 * invoke.texi (--param): Document.
2661 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
2663 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2665 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
2667 * i386.md (extendsfdf2_2): Fix constraints.
2669 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
2671 * i386.md (fop_df_3 splitter): Fix operand number.
2673 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
2675 * invoke.texi (-mreg-alloc): Nuke.
2676 * i386.c (ix86_reg_alloc_order, regs_allocated,
2677 order_regs_for_local_alloc): Nuke.
2678 (override_options): Kill reg_alloc code.
2679 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
2680 (REG_ALLOC_ORDER): SSE goes before I387.
2681 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
2682 (ix86_reg_alloc_order): Likewise.
2683 * i386-protos.h (ix86_reg_alloc_order): Kill.
2685 2001-02-14 Richard Henderson <rth@redhat.com>
2687 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2689 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
2691 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2693 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
2695 * i386-protos.h (ix86_memory_move_cost): Move offline.
2696 * i386.c (ix86_register_move_cost): Compute properly cost of
2697 SSE, MMX and i387 instructions.
2698 (*_cost): Add costs of SSE/MMX moves.
2699 (ix86_memory_move_cost): Move offline from ....; Likewise.
2700 * i386.h (MEMORY_MOVE_COST): .... here;
2701 (struct processor costs): Add new fields to represent costs
2704 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
2706 * regclass.c (init_reg_sets_1): Reinstall the optimization of
2707 move_cost together with Matt Kraai's fix.
2709 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2711 * Makefile.in (OBJS): Add params.o.
2713 2001-02-14 Richard Henderson <rth@redhat.com>
2714 DJ Delorie <dj@redhat.com>
2716 * jump.c (jump_optimize_1): When we delete a conditional jump
2717 preceeding a non-conditional jump to effectively the same place,
2718 make sure that the combined jump skips any clobber insns between
2721 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2723 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
2725 2001-02-14 Mark Mitchell <mark@codesourcery.com>
2727 * Makefile.in (toplev.o): Depend on params.h.
2728 (intergate.o): Likewise.
2729 (params.o): New target.
2730 * flags.h (inline_max_insns): Remove.
2731 * integrate.c: Include params.h.
2732 Use MAX_INLINE_INSNS instead of inline_max_insns.
2733 * params.c: New file.
2734 * params.h: Likewise.
2735 * params.def: Likewise.
2736 * toplev.c: Include params.h.
2737 (lang_independent_params): New variable.
2738 (decode_f_option): Use the param machinery instead of setting
2740 (independent_decode_option): Handle "--param name=value".
2741 (main): Register language-independent parameters.
2743 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
2745 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
2747 2001-02-14 Richard Henderson <rth@redhat.com>
2749 * regclass.c (init_reg_sets_1): Revert last two changes.
2751 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2753 * stor-layout.c (is_pending_size, put_pending_size): New functions.
2754 (variable_size): Call put_pending_size.
2755 * tree.h (is_pending_size, put_pending_size): Add prototypes.
2756 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
2757 sizes list, put newly created SAVE_EXPR there as well.
2759 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2761 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
2762 (errata_find_address_regs): load_group has only 2 entries.
2763 (errata_emit_nops): Likewise. shladd is not problematic.
2764 Clear last_group if nop was emitted.
2765 (fixup_errata): load_group has only 2 entries.
2768 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
2770 * c-lex.c (lex_number): Only warn traditionally for U suffix
2771 outside system macros.
2772 * cppexp.c (parse_number): Similarly.
2773 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
2774 * cppmacro.c (struct cpp_macro): New member node.
2775 (parse_args): Only warn about missing rest args if not
2777 (funlike_invocation_p): Similarly for uninvoked funlike macros.
2778 (cpp_sys_objmacro_p): New.
2779 (_cpp_create_definition): Store the node with the macro defn.
2780 Remember if the macro is defined in a system header.
2782 2001-02-13 DJ Delorie <dj@redhat.com>
2784 * configure.in (check_languages): determine languages to check
2785 * Makefile.in (check-c++): alias for check-g++
2786 (check-f77): alias for check-g77
2787 (CHECK_TARGETS): depend on configured languages
2789 Wed Feb 14 01:13:59 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 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2798 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2799 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2800 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2801 (sqrtextendsfdf2): Disable for SSE2.
2803 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
2805 * i386.md (movsfcc_1): Support integer cmove instruction.
2806 (movdfcc_1): Likewise; new splitter.
2808 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
2810 * i386.c (output_fp_compare): Support SSE.
2811 (prepare_fp_compare_args): SSE comparisons always support memory.
2812 * i386.h (TARGET_CMOVE): SSE imply cmove.
2813 * i386.md (cmp?f2): Enable for SSE too.
2814 (cmpfp_i*): Support SSE.
2816 (cmpfp_i_sse_only): New.
2817 (s*, b* fp expanters): Enable for SSE too.
2818 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
2821 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
2823 * regclass.c (init_reg_sets_1): Silence warning.
2825 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
2827 * i386.md (sqrt?f2): Change to expander.
2828 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
2830 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2832 * rtlanal.c (find_reg_equal_equiv_note): New function.
2833 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
2834 (simplify_gen_relational, simplify_replace_rtx): Likewise.
2835 * rtl.h: Add declarations for above functions.
2837 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
2839 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
2841 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
2842 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
2843 * flow.c (mark_regs_live_at_end): Likewise.
2844 (calculate_global_regs_live): Likewise.
2845 * gcse.c (compute_hash_table): Likewise.
2846 (compute_kill_rd): Likewise.
2847 * resource.c (mark_target_live_regs): Likewise.
2848 * rtl.h (INVALID_REGNUM): New macro.
2850 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
2852 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
2854 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
2856 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
2859 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
2861 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
2863 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
2864 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
2865 (fop_sf_1_sse, fop_df_1_sse): New patterns
2866 (fop_*): Disable float_extend and float patterns for SSE compilation.
2867 * i386.c (output_387_binary_op): Support SSE.
2869 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
2871 * i386.md (dummy_extendsfdf2): Support SSE2
2872 (extendsfdf2): Enable if 80387 or SSE2.
2873 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
2874 and no MIX_I387_SSE2
2875 (extendsfdf2_1_sse_only): New pattern.
2876 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
2878 (truncdfsf2_1): Support SSE.
2879 (truncdfsf2_2): Support SSE.
2880 (truncdfsf2_2_1_sse): New pattern.
2881 (fixtruncsfsi2): Always use SSE if available.
2882 (fix_truncsfsi_sse): New pattern.
2883 (fix_truncdfsi_sse): New pattern.
2884 (floatsis?f2): Support SSE.
2885 (floatsidf2_i387): New pattern.
2886 (floatsidf2_sse): Likewise.
2888 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2890 * configure.in: Use "have_gnat" variable, not "gnat".
2891 * configure: Regenerated.
2893 * config/sparc/sparc.c (function_value): Treat all non-record
2894 aggregate types like used to treat UNION_TYPE.
2896 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
2898 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
2899 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
2901 (MASK_MIX_SSE_I387): New.
2902 (TARGET_SSE): SSE2 imply SSE.
2903 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
2904 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
2905 (enum reg_class): Add new classes.
2906 (REG_CLASS_NAMES): Likewise.
2907 (REG_CLASS_CONTENTS): Likewise.
2908 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
2909 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
2910 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
2911 (CLASS_MAX_NREGS): Use new macros.
2912 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
2913 * i386.md (pushsf, movsf): Support SSE.
2914 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
2915 splitters to use ANY_FP_REGNO_P.
2916 (movdf_nointeger, movdf_integer): Likewise.
2918 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2920 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2921 (try_combine): Use it.
2923 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
2925 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
2926 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
2927 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
2928 (REGISTER_MOVE_COST): Likewise.
2929 * i386-protos.h (ix86_secondary_memory_needed,
2930 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
2931 * i386.c (ix86_secondary_memory_needed,
2932 ix86_preferred_reload_class, ix86_register_move_cost): New function.
2934 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
2936 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
2937 (HARD_REGNO_MODE_OK): Move offline to ....
2938 * i386.c (ix86_hard_regno_mode_ok) ... here;
2939 refuse all incorrect modes.
2940 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
2942 2001-02-13 Richard Henderson <rth@redhat.com>
2944 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2945 entire operator; replicate that and match_dup the operands.
2946 (cmp_ccx_arith_op_set): Likewise.
2947 (cmp_cc_arith_op_not_set): Likewise.
2948 (cmp_ccx_arith_op_not_set): Likewise.
2950 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2952 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
2954 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2956 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
2957 (TARGET_NO_BITFIELD_WORD): New macro.
2958 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
2959 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
2961 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2963 * cselib.c: New file, from simplify-rtx.c.
2964 * simplify-rtx.c: Remove cselib parts.
2965 * Makefile.in: Add cselib.o.
2967 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2969 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2970 (setup_incoming_varargs): Remove warning.
2972 * config/rs6000/rs6000.c (validate_condition_mode): When
2973 flag_fast_math, allow floating-point conditionals to be reversed.
2974 (rs6000_generate_compare): When flag_fast_math, don't generate
2975 cror operations for FP conditionals.
2977 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
2979 (ASM_SPEC): Likewise.
2980 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
2981 (CC1_SPEC): Likewise.
2982 (LINK_TARGET_SPEC): Likewise.
2983 (CPP_ENDIAN_SPEC): Likewise.
2984 * Makefile.in (check-consistency): New target.
2986 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
2988 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
2989 "return type defaults" warning for functions with return type
2991 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
2992 function declarations by default rather than only when pedantic.
2994 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
2996 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
2999 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3001 * extend.texi (Deprecated): Deprecate new initializer lists.
3003 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3005 * mkdeps.c (deps_add_default_target): Robustify. Add
3006 basename component only.
3007 * cpp.texi (-M): Describe how default target is generated.
3008 * invoke.texi (-M): Likewise.
3010 2001-02-12 Kazu Hirata <kazu@hxi.com>
3012 * toplev.c (push_float_handler): Remove.
3013 (pop_float_handler): Remove.
3014 * toplev.h: Remove prototypes for the above functions.
3016 2001-02-12 Jakub Jelinek <jakub@redhat.com>
3018 * c-common.c (constant_fits_type_p): New function.
3019 (convert_and_check): Use it.
3021 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3023 * Makefile.in (GXX_ABI_FLAG): Don't define.
3024 * configure.in (--enable-new-gxx-abi): Remove option.
3025 * config.in: Regenerated.
3026 * configure: Likewise.
3028 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
3030 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
3032 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
3033 regular basic block, and arrange for all edges into it to switch
3036 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3038 * Makefile.in (distclean): Do not remove .gdbinit.
3040 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3042 * Makefile.in (gcc.o): Fix typos.
3043 (protize.o): Likewise.
3044 (unprotoize.o): Likewise.
3046 2001-02-11 Richard Henderson <rth@redhat.com>
3048 * tree.c (build1): Check for null operand in last change.
3050 2001-02-11 Richard Henderson <rth@redhat.com>
3052 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
3053 (fold): Don't assume a constant isn't foldable.
3054 * tree.c (build): Set TREE_CONSTANT for an expression with no
3055 side-effects and constant operands.
3058 2001-02-10 Richard Henderson <rth@redhat.com>
3060 * jump.c (squeeze_notes): Revert 2000-05-12 change.
3062 2001-02-10 Anthony Green <green@redhat.com>
3064 * cpp.texi (Standard Predefined): Add documentation for
3067 * c-common.c (combine_strings): Improve warning message.
3069 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
3071 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
3073 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
3075 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
3077 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
3080 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3082 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
3085 2001-02-09 Nick Clifton <nickc@redhat.com>
3087 * config/arm/arm.md: Change output contraint on post inc
3088 load/store multiple patterns to be a read/write contraint.
3090 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
3092 * gcc.c (cpp_options): Delete .d files on error. Don't delete
3093 .o files when using the -M options.
3095 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3096 David Edelsohn <edelsohn@gnu.org>
3098 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
3099 handle DImode constants. Use one TOC entry for SImode and smaller
3100 constants, aligned properly.
3102 2001-02-08 Jason Merrill <jason@redhat.com>
3104 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
3105 about the SP adjustment for saving the static chain pointer.
3106 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
3107 offset when setting a temporary CFA register.
3109 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
3111 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
3112 powerpc-*-chorusos* .
3113 * config/rs6000/chorus.h : New file.
3114 * config/i386/chorus.h : New file.
3115 * config/sparc/chorus.h : New file.
3116 * config/sparc/t-chorus-elf : New file.
3118 2001-02-08 David Edelsohn <edelsohn@gnu.org>
3120 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
3121 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
3122 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
3123 (__WCHAR_TYPE__): Correct macro name.
3125 2001-02-08 Richard Henderson <rth@redhat.com>
3127 * config/i386/i386.c (ix86_frame_pointer_required): New.
3128 (ix86_setup_frame_addresses): New.
3129 (struct machine_funciton): Add accesses_prev_frame.
3130 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
3131 ix86_frame_pointer_required.
3132 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
3133 (SETUP_FRAME_ADDRESSES): New.
3134 * config/i386/i386-protos.h: Update.
3135 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
3136 from FRAME_POINTER_REQUIRED.
3137 * config/i386/svr3gas.h: Likewise.
3138 * config/i386/sysv3.h: Likewise.
3139 * config/i386/v3gas.h: Likewise.
3141 2001-02-08 Richard Henderson <rth@redhat.com>
3143 * config/sparc/sparc.c (function_arg_record_value_3): Fix
3144 calculation of the number of integer registers required.
3145 (function_arg_record_value): Likewise.
3147 2001-02-08 Jason Merrill <jason@redhat.com>
3149 * diagnostic.c (internal_error): Say "confused" after 1 error, not
3150 two. Print file and line with "confused" message.
3152 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
3154 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3156 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
3158 2001-02-08 Bernd Schmidt <bernds@redhat.com>
3160 * final.c (cleanup_subreg_operands): The address of a MEM can
3163 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
3166 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
3168 * gcc.texi (Incompatibilities): Update documentation of
3169 preprocessing numbers.
3171 2001-02-07 Jakub Jelinek <jakub@redhat.com>
3173 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
3175 2001-02-07 Mark Mitchell <mark@codesourcery.com>
3177 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
3179 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
3180 * gcc.c (struct compiler): Add cpp_spec field.
3181 (input_file_compiler): New variable.
3182 (do_spec_1): Allow a particular compiler to handle `%C'
3184 (main): Store the current compiler in input_file_compiler.
3185 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
3187 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
3189 * cpphash.h (struct spec_nodes): Add n_true and n_false.
3190 * cppinit.c (cpp_create_reader): Initialize them.
3191 (append_include_chain): cxx_aware arg might be unused.
3192 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
3193 keywords and give them their phase 7 meaning. Pedwarn about
3194 this unless '__bool_true_false_are_defined' is defined.
3196 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3198 * lcm.c (optimize_mode_switching): Emit mode_set before the
3199 JUMP_INSN of an abnormal edge.
3201 2001-02-07 Bernd Schmidt <bernds@redhat.com>
3203 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
3204 a scheduling barrier at the end.
3206 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
3208 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3210 * config/sh/sh.md (reload_outsf): Removed.
3211 (movsf_ie): Introduce constraints for FPUL loads and stores.
3212 (reload_insf): Broaden the output constraint.
3214 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
3216 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3217 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
3219 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
3221 * final.c: Revert my previous changes.
3222 * output.h: Make profile_label_no extern.
3223 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
3224 for generating label.
3226 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
3228 * config/i386/djgpp.h: Add comments about standard paths.
3229 (MD_EXEC_PREFIX): Undefine before defining.
3230 (MD_STARTFILE_PREFIX): New.
3232 2001-01-30 Bruce Korb <bkorb@gnu.org>
3234 fixinc/fixincl.c(process): Emit error message only if appropriate :)
3235 (load_file): do not rely on load_file_data() to close file pointer
3236 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
3237 fixinc/inclhack.def(irix_limits_const): add test_text
3239 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3241 * cppexp.c (parse_defined): Improve diagnostics for invalid
3244 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3246 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
3248 2001-02-06 Mark Mitchell <mark@codesourcery.com>
3250 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
3251 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
3252 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
3253 (rs6000_output_symbol_ref): New function.
3254 (output_toc): Use VTABLE_NAME_P.
3256 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3258 * print-tree.c (print_node, case PARM_DECL):
3259 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
3261 * stor-layout.c (reference_types_internal): New variable.
3262 (internal_reference_types): New function.
3263 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
3264 * tree.h (internal_reference_types): New declaration.
3266 * cse.c (find_best_addr): Fix typo in computing cost.
3268 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3270 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
3271 and this is the sum of a pointer and a constant, we know the result
3273 (num_sign_bit_copies, case PLUS): Likewise.
3274 * explow.c (convert_memory_address): Remove opposite SUBREG.
3275 * function.c (instantiate_new_reg): New function (from common code).
3276 (instantiate_virtual_regs_1): Call it.
3277 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
3278 if pointers sign- or zero-extend.
3279 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
3280 If pointers extend unsigned, use inside of SUBREG.
3281 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
3283 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
3285 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
3286 subdir of gcc_gxx_include_dir.
3287 (gcc_gxx_target_include_dir): Remove.
3289 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
3291 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
3292 (dwarf2out_frame_debug_expr): Revise introductory comments to add
3293 a high-level description.
3295 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
3297 * final.c: Move the declaration of profile_label_no to ...
3298 * output.h: ... here.
3299 * function.c (expand_function_start): Call PROFILE_HOOK.
3300 * config/rs6000/aix.h: Define PROFILE_HOOK.
3301 * config/rs6000/rs6000-protos.h: output_profile_hook new.
3302 * config/rs6000/rs6000.c (output_profile_hook): Define.
3303 (output_prolog): Do nothing for ABI_AIX as it is taken care by
3304 output_profile_hook.
3305 tm.texi : Explain new macro PROFILE_HOOK.
3307 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3309 * extend.texi (Extended Asm): Do not say that semicolon is always
3310 a valid line-breaking character for GNU assemblers. Use
3311 newline-tab as the most commonly supported syntax. Use
3312 newline-tab rather than semicolon in multi-insn examples.
3314 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3316 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3318 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3319 David Edelsohn <edelsohn@gnu.org>
3321 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3322 code for AIX, even without flag_pic.
3324 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3326 * c-typeck.c (common_type): push and pop binding level around
3327 calling common_type on function parameters.
3329 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3331 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3333 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3335 * config/mips/mips.c (override_options): Fix typo in last change.
3336 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3337 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3339 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3341 * invoke.texi (-fdump-class-layout): Document.
3342 (-fdump-translation-unit): Use `=' as filename separator.
3344 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3346 * Makefile.in (s-mlib): Don't build multilibs if
3348 (DRIVER_DEFINES): Adjust accordingly.
3350 (protoize.o): Likewise.
3351 (unprotoize.o): Likewise.
3352 * configure.in: Recognize --enable-multilib.
3354 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3356 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3358 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3359 * configure.in: Remove --enable-libstdcxx_v3 support.
3360 * configure: Regenerated.
3362 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3364 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3365 Call abort instead of fatal.
3366 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3367 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3368 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3369 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3370 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3371 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3373 * diagnostic.h (set_internal_error_function): Renamed.
3374 * toplev.h (internal_error): Renamed from fatal.
3375 (pfatal_with_name): Deleted.
3376 (fatal_io_error): Now has printf-style arguments.
3377 * diagnostic.c (pfatal_with_name): Deleted.
3378 (fatal_io_error): Rework to have args in printf-style.
3379 (set_internal_error_function): Renamed from set_fatal_function.
3380 (internal_error): Renamed from fatal.
3381 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3382 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3383 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3384 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3385 * flow.c (verify_flow_info): Likewise.
3386 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3387 * config/mips/mips.c (save_restore_insns): Likewise.
3389 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3390 * flow.c (verify_flow_info): Likewise.
3391 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3392 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3393 (avr_normalize_condition): Likewise.
3394 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3395 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3396 (limit_reload_class, double_reg_to_memory): Likewise.
3397 (print_operand_address, emit_1600_code_shift): Likewise.
3398 (gen_tst_reg, gen_compare_reg): Likewise.
3399 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3400 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3402 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3404 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3405 * objc/objc-act.c (build_ivar_chain): Likewise.
3406 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3408 * graph.c (clean_graph_dump_file): Likewise.
3409 * profile.c (init_branch_prob): Likewise.
3410 * objc/objc-act.c (objc_init): Likewise.
3412 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3413 * config/avr/avr.c (avr_override_options): Likewise.
3414 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3415 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3416 * config/h8300/h8300.c (h8300_init_once): Likewise.
3417 * config/mips/mips.c (override_options): Likewise.
3418 * config/i386/i386.c (override_options): Likewise, rework.
3419 * config/m68k/m68k.c (override_options): Likewise.
3421 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3423 * config/mips/mips.c (print_operand): Likewise.
3424 * hash.c (hash_allocate): Don't check for failure returns from
3425 obstack functions that can't fail.
3426 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3427 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3428 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3429 (get_object_reference): Likewise.
3431 2001-02-04 Nick Clifton <nickc@redhat.com>
3433 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3434 StrongARM1110, 10TDMI, and 1020T.
3436 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3438 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3440 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3442 * config/sh/sh.md (movdf load split): Pass register number to
3443 FP_OR_XD_REGISTER_P.
3445 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3447 * cppinit.c (BC): New macro.
3448 (builtin_array): Add __GXX_WEAK__.
3449 * cpplib.h (builtin_type): Add BT_WEAK.
3450 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3451 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3452 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3454 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3456 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3458 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3460 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3461 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3463 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3465 * cpphash.h: Rename ALIGN _ALIGN.
3466 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3468 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3470 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3471 compilation environment.
3472 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3473 control over location of cygwin includes and libs.
3475 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3477 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3479 2001-02-02 lars brinkhoff <lars@nocrew.org>
3481 * md.texi (Standard Names): remove reference to spur.md.
3483 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3485 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3486 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3487 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3488 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3489 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3491 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3493 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3494 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3495 number before reload.
3496 (c4x_adjust_cost): Return zero before reload.
3497 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3498 split before reload.
3500 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3502 * c4x.c (c4x_hard_regno_rename_ok): New.
3503 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3504 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3506 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3508 * diagnostic.h: Add missing "extern" in all declarations.
3510 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3512 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3513 as for gcc_gxx_include_dir.
3515 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
3517 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
3519 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3521 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
3522 label before alignment to be used as the braf base address.
3523 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
3525 (casesi_jump_2): Require at least TARGET_SH2.
3527 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
3528 truncation to 32-bit doubles on -m3e and -m4-single-only.
3530 2001-02-02 Mark Mitchell <mark@codesourcery.com>
3532 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
3533 the default when building a shared object.
3534 (init_spec): Use it.
3535 * testsuite/lib/g++.exp: Include the directory where libgcc
3536 is located to the LD_LIBRARY_PATH list.
3537 * invoke.texi (-shared-libgcc): Document the cases in which
3538 GCC defaults to using the shared libgcc.
3540 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3542 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
3543 unsigned is wide enough.
3545 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
3546 (si_to_float): Likewise.
3547 (float_to_si, float_to_usi): Use BITS_PER_SI.
3549 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3551 * dwarf2out.c: Added explanation of abbreviations.
3552 (def_cfa_1): Added comments listing DWARF2 instructions.
3553 (cfa_temp_reg): Removed in favor of cfa_temp.
3554 (cfa_temp_value): Removed in favor of cfa_temp.
3555 (cfa_temp): New global variable.
3556 (dwarf2out_frame_debug_expr): Added extensive introductory
3557 comments explaining the function's transformations. Revised to
3558 use cfa_temp. Added some rtx checking. Generalize IOR case.
3559 (dwarf2out_frame_debug): Revised to use cfa_temp.
3560 (output_aranges): Cast as "unsigned" to avoid warning.
3561 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
3562 explain which instructions must be marked.
3564 2001-02-01 Richard Henderson <rth@redhat.com>
3566 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
3569 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3571 * config/sh/crt1.asm (main_k): Modified so that start calls
3572 ___setup_argv_and_call_main.
3574 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
3576 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
3577 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
3578 and AVOID_LPASTE is cleared on meeting an unescaped newline.
3579 * cppmacro.c (builtin_macro): Set builtin flags here.
3580 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
3581 (replace_args): Clarify intent.
3582 (cpp_get_token): Macro expansion tokens get the saved flags.
3584 * cppmain.c (scan_buffer): Remove now-redundant print.printed
3587 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3589 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
3592 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3594 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
3595 returns Pmode pseudo, but we need ptr_mode.
3596 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
3597 Remove bogus conversions; use HOST_WIDE_INT for size.
3598 Don't use TARGET if wrong mode.
3600 * config/i386/i386.c (ix86_compute_frame_size): Allow
3601 stack_alignment_needed to be non-default even if size is zero.
3603 2001-01-31 Alan Modra <alan@linuxcare.com.au>
3605 * (hppa_init_pic_save): Emit the pic offset table
3606 reg save after last_parm_insn.
3607 * pa.c (hppa_init_pic_save): New function.
3608 * pa.h (hppa_init_pic_save): Declare.
3609 * pa.md (call, call_value, sibcall, sibcall_value): Use
3610 the above instead of duplicated code.
3612 * pa.c (hppa_encode_label): Correct size of alloca buffer
3613 so we don't overrun it. Correct leading `*' case.
3614 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
3615 need to handle `*@'.
3616 (FUNCTION_NAME_P): Likewise.
3618 2001-01-31 Richard Henderson <rth@redhat.com>
3620 * config.gcc (alpha-osf5): Use float-i128.h.
3622 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
3623 * config/float-i32.h: Likewise.
3624 * config/float-i64.h: Likewise.
3625 * config/float-sh.h: Likewise.
3626 * config/float-sparc.h: Likewise.
3628 2001-01-31 DJ Delorie <dj@redhat.com>
3630 * expmed.c (extract_bit_field): allow non-integral modes if we
3631 want to extract a whole register from itself.
3633 2001-01-31 Jakub Jelinek <jakub@redhat.com>
3635 * c-typeck.c (set_init_index): If first is equal to last, assume as
3636 if it was not a range at all.
3638 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3640 * config/fp-bit.c: Include tm.h.
3641 (float_to_si): Don't assume SImode is 32-bits wide.
3642 (float_to_usi): Likewise.
3644 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
3646 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
3648 (typename): Call pending_xref_error after parsing typed_typespecs.
3649 * c-decl.c (lookup_tag): Give error immediately rather than
3650 leaving it pending if the tag of the wrong type is in the same
3652 (xref_tag): Don't pedwarn for forward declarations of enum types
3654 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
3657 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3659 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
3661 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3663 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
3664 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
3666 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3668 * cpphash.h (struct cpp_reader): New saved_flags.
3669 * cppmacro.c (cpp_get_token): Use saved_flags to remember
3670 to avoid a paste after a pasted token.
3672 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3674 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
3675 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
3676 Wtype_MIN instead of LONG_MIN.
3678 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3680 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
3682 * fixinc/fixincl.x: Regenerated.
3683 * fixinc/inclhack.def (irix_limits_const): New definition to
3684 convert "const" to "__const" in limits.h.
3686 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3688 * fixinc/genfixes (AG): Fix "autogen4" thinko.
3690 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3692 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
3693 when register dies in the insn.
3695 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3697 * diagnostic.c (fatal): Fix word wrap.
3699 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
3701 * combine.c (try_combine): Fix SUBREG setting for
3702 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
3704 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3706 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
3709 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3711 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
3713 * toplev.c (decode_W_option): Update warn_larger_than
3714 unconditionally for each processed switch.
3716 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3718 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
3720 (hppa_expand_prologue): Delete code to save pic offset table register
3721 in the function prologue.
3722 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
3723 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
3724 table register at the beginning of the function after the prologue.
3726 2001-01-29 lars brinkhoff <lars@nocrew.org>
3728 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
3730 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3731 Jeff Law <law@redhat.com>
3733 * pa.md (return): Revise comment for trivial return.
3734 (return_internal): Non-trivial return pattern for non-PIC code.
3735 (return_internal_pic): Non-trivial return pattern for PIC code.
3736 It uses the PIC register to ensure it is restored after
3738 (epilogue): Generate appropriate return for PIC and non-PIC code.
3740 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
3742 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
3744 2001-01-29 DJ Delorie <dj@redhat.com>
3746 * combine.c (if_then_else_cond): Pass the correct mode to
3747 operand_subword() for constants.
3749 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
3751 * config/i386/cygwin.h: Add w32api to include search. Search different
3752 directories in a cross-build environment.
3754 2001-11-29 Tim Josling <tej@melbpc.org.au>
3756 * tree.h (TYPE_STUB_DECL): Add documentation.
3758 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
3760 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
3761 (sdbout_field_types): Likwise. Fix use of host_integerp.
3763 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
3765 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
3768 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
3770 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
3771 to use flag_gnu_linker.
3773 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3775 * cpplib.c (T_BAD_DIRECTIVE): Remove.
3776 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
3778 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
3780 * tree.c, tree.h (build_parse_node): Remove; was identical to
3782 * c-lang.c (start_cdtor), objc/objc-act.c
3783 (build_module_descriptor): Use build_nt instead of
3786 2001-01-29 Jakub Jelinek <jakub@redhat.com>
3788 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
3789 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
3790 not have any upper bits set.
3792 2001-01-29 Phil Edwards <pme@sources.redhat.com>
3794 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
3796 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3798 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
3800 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
3802 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
3803 (integer_minus_one_node): Define.
3805 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
3807 * Makefile.in (bootstrap2-lean): Fix typo.
3809 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
3811 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
3812 : Don't set fe_value.
3813 * cpplib.h (AVOID_LPASTE): New flag.
3814 (struct cpp_hashnode): Remove fe_value.
3815 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
3816 * cppmacro.c (builtin_macro): Don't set flags here.
3817 (replace_args): Set AVOID_LPASTE flag on first token of an
3818 argument, and the token following it.
3819 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
3820 macro expansion, and on the token following it. Do it for
3822 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
3824 2001-01-27 Richard Henderson <rth@redhat.com>
3826 * config/alpha/t-ieee: Remove multilibbing.
3827 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3829 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3831 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
3833 * Makefile.in: Remove all dependencies on defaults.h.
3834 * builtins.c: Don't include defaults.h.
3835 * c-common.c: Likewise.
3836 * c-decl.c: Likewise.
3837 * c-pragma.c: Likewise.
3838 * c-typeck.c: Likewise.
3839 * combine.c: Likewise.
3841 * frame-ia64.c: Likewise.
3842 * cppexp.c: Likewise.
3843 * crtstuff.c: Likewise.
3844 * dbxout.c: Likewise.
3845 * dwarf2out.c: Likewise.
3846 * dwarfout.c: Likewise.
3847 * emit-rtl.c: Likewise.
3848 * except.c: Likewise.
3850 * final.c: Likewise.
3851 * frame-dwarf2.c: Likewise.
3852 * libgcc2.c: Likewise.
3853 * optabs.c: Likewise.
3854 * profile.c: Likewise.
3855 * sdbout.c: Likewise.
3856 * toplev.c: Likewise.
3857 * tradcif.y: Likewise.
3859 * varasm.c: Likewise.
3861 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3863 * builtins.c (expand_builtin_fputs): Use size_one_node when
3864 transforming into fwrite.
3866 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3868 * extend.texi (Attribute Syntax): New section.
3870 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3872 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3873 they didn't need fixing.
3875 2001-01-27 Janis Johnson <janis@us.ibm.com>
3877 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3879 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3880 to remove macro definitions that are duplicated from elfos.h.
3882 2001-01-27 Richard Henderson <rth@redhat.com>
3884 * config/i386/sco5gas.h: Move ...
3885 * config/usegas.h: ... here.
3886 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3888 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3890 * c-typeck.c (struct constructor_stack): Add range_stack member.
3891 (really_start_incremental_init): Clear it.
3892 (push_init_level): Save constructor_range_stack and clear it if
3893 pushing explicit braces.
3894 (pop_init_level): abort if constructor_range_stack is non-zero at
3895 explicit closing brace. Restore saved constructor_range_stack if
3898 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3900 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3901 into register was forced into memory.
3903 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3905 * Makefile.in: Remove uses of + before $(MAKE).
3907 2001-01-26 Richard Henderson <rth@redhat.com>
3909 * stmt.c (cost_table): Remove.
3910 (COST_TABLE, cost_table_initialized): New.
3911 (estimate_case_costs): Use the later instead of the former.
3912 (balance_case_nodes): Likewise.
3914 2001-01-26 Richard Henderson <rth@redhat.com>
3916 * alias.c (objects_must_conflict_p): Read-only slots may not
3917 conflict despite having the same type.
3919 2001-01-27 Michael Hayes <mhayes@redhat.com>
3921 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3923 (check_ext_dependant_givs): Initialise u_start_val and
3925 (load_mems): Make last_max_reg unsigned.
3926 (try_swap_copy_prop): Use INSN_P and initialise set.
3928 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3930 * README.AVR : Removed.
3932 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3934 * pa-64.h (text_section): Remove declaration.
3936 * pa.md (return_internal): Remove mode on PIC register use.
3938 2001-01-25 lars brinkhoff <lars@nocrew.org>
3940 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3941 ASM_CLOSE_PAREN): fix typos.
3943 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3945 * acconfig.h: Define `const' to the empty string if neither
3946 __STDC__ nor __cplusplus is defined.
3947 * config.in: Regenerated.
3949 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3951 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3952 * collect2.c (main): Delete importf. Add ".obj" file extension.
3953 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3954 (aix_std_libs): Add additional AIX libraries to skip.
3955 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3956 * config/rs6000/aix51.h: New file.
3958 2001-01-25 Michael Hayes <mhayes@redhat.com>
3960 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3961 (loop_insn_emit_before): No longer static.
3962 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3963 (loop_givs_rescan, load_mems): Likewise.
3964 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3965 (maybe_eliminate_biv_1):
3966 (move_movables): Replace emit_call_insn_before with
3967 loop_call_insn_hoist.
3968 * loop.h (loop_insn_emit_before): Add.
3969 * unroll.c (copy_loop_body): Replace emit_insn_before with
3970 loop_insn_emit_before.
3972 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3974 * diagnostic.c (fatal): Request preprocessed source.
3976 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3978 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3979 olddecl has argument types and newdecl has none, use the argument
3982 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3984 * dwarf2out.c (prefix_of): New function. Determine longest common
3985 prefix of the two arguments. The units are whole path components.
3986 (output_file_names): When adding a new directory find the one entry
3987 with the longest common prefix already in the list. Artificially
3988 generate entry if there is none for this prefix.
3989 Fix test to check whether the zeroth directory entry is used.
3991 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3993 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3994 Changed all callers. Take it into account when deciding if a
3995 previously loaded value matches.
3997 2001-01-24 Richard Henderson <rth@redhat.com>
3999 * reload.c (find_reloads_subreg_address): Fail the substitution
4000 if the resulting address is insufficiently aligned.
4002 2001-01-24 DJ Delorie <dj@redhat.com>
4004 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
4005 check the original operand's mode also.
4006 * simplify-rtx.c (simplify_ternary_operation): Ditto.
4008 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4010 * c-parse.in (cast_expr): Move compound literals from here ...
4011 (primary): ... to here. Use standard terminology "compound
4012 literal" instead of "constructor expression".
4014 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4016 * gcc.1, cpp.1: Regenerate.
4018 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
4020 * calls.c (emit_library_call_value_1): Memory slot for
4021 pass-by-reference argument should have the mode of the argument,
4022 not of the pointer to it.
4024 2001-01-24 Tom Tromey <tromey@redhat.com>
4026 * gcc.texi (G++ and GCC): Mention gcj manual.
4027 (Standards): Link to section of manual mentioning gcj/Java
4030 2001-01-24 Jakub Jelinek <jakub@redhat.com>
4032 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
4033 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
4034 * tradcpp.c (main): Add -imacros or -include'd dependencies
4036 * cpp.texi (-M, -MM): Document -M -include behaviour.
4038 2001-01-24 Roger Collins <roger@ProProject.com>
4040 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
4042 2001-01-24 Will Cohen <wcohen@redhat.com>
4044 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
4045 whether registers are 32 bits or 64 bits in size.
4047 2001-01-24 Ben Elliston <bje@redhat.com>
4049 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
4051 2001-01-24 Richard Henderson <rth@redhat.com>
4053 * config/alpha/alpha.md (builtin_longjmp_internal): New.
4054 (builtin_longjmp): Use it instead of emit_indirect_jump.
4056 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
4058 * bb-reorder.c (make_reorder_chain_1): Handle case where
4059 jump edge goes to the same block as the fallthru edge.
4061 2001-01-23 Jim Wilson <wilson@redhat.com>
4063 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
4064 * frame.h (__ia64_personality_v1): Add prototype.
4065 * libgcc2.c (ia64_throw_helper): Change personality declaration to
4066 prototype form. Add void * cast to first argument to personality
4068 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
4069 (asctoe113): Likewise.
4070 * config/ia64/frame-ia64.c: Include eh-common.h.
4071 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
4073 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
4075 (itanium_split_issue): Add prototype.
4076 (gen_nop_type): Ifdef out.
4077 (find_best_packet): Initialize best_packet.
4078 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
4080 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
4081 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
4082 (flushrs): Add explicit stop bit at end.
4083 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
4086 2001-01-23 Chris Demetriou <cgd@broadcom.com>
4088 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
4090 * libgcc2.c (__terminate_func): Make variable static.
4091 (__terminate_set_func): New function to set __terminate_func.
4092 * libgcc2.h (__terminate_func_ptr): New typedef.
4093 (__terminate_set_func): New function.
4095 2001-01-23 Richard Henderson <rth@redhat.com>
4097 * flow.c (init_propagate_block_info): Don't consider unchanging
4098 memories for dead frame store elimination.
4100 2001-01-23 Richard Henderson <rth@redhat.com>
4102 * varasm.c (UNIQUE_SECTION): Move default implementation ...
4103 * defaults.h: ... here.
4105 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4107 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
4109 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
4111 * c-lex.c (lex_charconst): Fix typo: s/p/str.
4113 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4115 * rs6000.h (rs6000_return_addr): Move prototype from here...
4116 * rs6000-protos.h (rs6000_return_addr): ...to here.
4117 (rs6000_init_expanders): Delete prototype.
4119 2001-01-23 Nick Clifton <nickc@redhat.com>
4121 * invoke.texi: Replace , with \, inside @gccoptlist macros.
4122 (Spec Files): Document %B and %j and %. and %v3 and %M and
4123 %{S*&T} spec switches.
4125 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4127 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
4129 2001-01-23 Chris Demetriou <cgd@sibyte.com>
4130 Neil Booth <neil@daikokuya.demon.co.uk>
4132 * cpperror.c: Merge handlers of PEDWARN and WARNING.
4133 Have -Werror make pedantic warnings errors, like the
4136 2001-01-23 Phil Edwards <pme@sources.redhat.com>
4138 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
4140 2001-01-23 Jakub Jelinek <jakub@redhat.com>
4142 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
4143 * integrate.c (expand_inline_function): Initialize them.
4144 (subst_constants): If changing COMPARE so that both its arguments
4145 will be VOIDmode and the comparison mode will be lost, note
4146 compare_mode. Use the recorded compare_mode to optimize
4149 2001-01-23 Jason Merrill <jason@redhat.com>
4151 * dwarf2out.c (new_die): Use xcalloc.
4152 (output_die): Abort rather than emit a local reference to offset 0.
4154 2001-01-17 Andrew Haley <aph@redhat.com>
4156 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
4157 of a saved register; return NULL instead.
4158 (copy_reg): Take a pointer to a source register rather than a
4160 (next_stack_level): Remember the address in the stack frame of all
4162 Use the saved register pointer array as the source of the CFA.
4163 (throw_helper): Rewrite. Unwind once rather than twice and keep
4164 track of saved registers as we go.
4166 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4168 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
4169 * c4x.c (c4x_legitimize_reload_address): Remove.
4170 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
4171 reload address for ldp(k) insn.
4173 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
4175 * pa.md (return_internal): Add a USE of the PIC register to ensure
4176 it is restored after each call.
4177 (return expander): Corresponding changes.
4179 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4181 * rs6000.h (INIT_EXPANDERS): Delete.
4182 (RETURN_ADDR_RTX): Call rs6000_return_addr().
4183 * rs6000.c (rs6000_override_options): Call *_machine_status from
4185 (rs6000_init_expanders): ...instead of here. Delete.
4186 (rs6000_mark_machine_status): New function.
4187 (rs6000_init_machine_status): Use xcalloc.
4188 (rs6000_return_addr): Generate RTX for the return address.
4189 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
4190 (rs6000_stack_info): Use it.
4192 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
4194 * gthr-win32.h: Include errno.h to get a declaration for
4195 EINVAL and _mingw.h if the target is mingw32.
4197 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
4199 * cpp.texi: Correct typos.
4201 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4203 * explow.c (probe_stack_range): Ensure value passed to
4204 stack_check_libfunc is ptr_mode, not Pmode.
4206 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
4208 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
4209 case, don't use operand_subword to calculate a SUBREG that is
4212 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
4214 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4216 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
4217 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
4218 valid. If not replace it by equivalent insns.
4220 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4222 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
4223 contains SYMBOL_REF, LABEL_REF and CONST_INT.
4224 (c4x_U_constraint, symbolic_address_operand): Likewise.
4225 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
4227 (c4x_r11_set_p, c4x_check_laj_p): New functions.
4228 * c4x-protos.h (c4x_check_laj_p): Add prototype.
4229 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
4230 anulling slot because of silicon bug.
4231 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
4233 2001-01-22 Alan Modra <alan@linuxcare.com.au>
4235 * cppexp.c (parse_charconst): Change `mask' type to agree
4238 2001-01-21 Richard Henderson <rth@redhat.com>
4240 * config/i386/i386.c (ix86_asm_file_end): Disable putting
4241 pic_label_name in a linkonce section.
4243 2001-01-17 Philipp Thomas <pthomas@suse.de>
4245 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
4247 * configure: Regenerate.
4249 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
4251 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
4252 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
4254 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
4256 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
4257 If REVERSE nonzero then condition code in X must be reversed.
4258 (encode_section_info): Optimise if/else.
4259 (avr_function_value): Fix formatting.
4261 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
4262 (difficult_branch): Likewise.
4263 (rvbranch): Likewise.
4264 (difficult_rvbranch): Likewise.
4266 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
4268 * config/avr/libgcc.S: Fix comment.
4270 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4272 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
4274 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4276 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
4278 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4280 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
4281 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
4282 * configure, config.in: Regenerate.
4283 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
4284 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
4285 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
4286 (doprint.o): New rule.
4288 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
4290 * c-typeck.c (digest_init): Handle boolean types as scalars.
4292 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4294 * stmt.c (expand_return): Don't return anything if size is zero.
4295 Delete redundant assignment to BYTES.
4296 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
4298 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
4300 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
4301 the same as the default library function names.
4302 * config/avr/avr.md: Document special characters after '%'.
4303 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
4304 knowing which of the call-used registers are really clobbered.
4305 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
4306 New. Both quotient and remainder from one libgcc.S call.
4307 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4308 clobber as few registers as possible.
4309 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4311 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4313 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4314 context of the top of the stack.
4316 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4318 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4319 (fixup_var_refs_insns): ...here.
4321 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4323 * function.c (fixup_var_refs_insns): Break up into
4324 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4325 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4326 [loop over hash table entries].
4327 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4328 fixup_var_refs_insns_with_hash, to match above changes.
4330 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4332 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4333 (libgcc.a): Likewise.
4334 (stmp-multilib): Likewise.
4335 (STAGE2_FLAGS_TO_PASS): Likewise.
4337 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4339 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4340 temporary if no_new_pseudos.
4342 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4344 * cppinternals.texi: Update.
4346 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4348 * arm.c (arm_init_builtins): Re-enable builtins.
4350 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4352 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4353 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4354 element to be null, and always expect an EXPR_LIST.
4355 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4356 * sched-deps.c (sched_analyze_1): Likewise.
4357 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4359 * regclass.c (max_set_parallel): New variable.
4360 (reg_scan): Take it into account in computation of max_parallel.
4361 (reg_scan_mark_refs, case SET): Compute it.
4363 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4365 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4366 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4368 2001-01-19 Jason Merrill <jason@redhat.com>
4370 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4371 for the abstract instance of an inline function.
4373 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4374 J"orn Rennecke <amylaar@redhat.com>
4376 * reload1.c (move2add_note_store): Treat all registers directly or
4377 indirectly derived from a base register as members of the same set
4379 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4380 of base register into account.
4382 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4384 * alias.c (find_base_value): Recognize TRUNCATE.
4385 (record_set): In PLUS case, invalidate if other summand is also a
4388 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4390 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4391 entry to be EXPR_LIST.
4392 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4393 be an EXPR_LIST (but not null, which other code doesn't allow).
4394 (note_stores): Properly handle PARALLEL in SET.
4395 Recursively call for top-level PARALLEL.
4396 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4397 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4399 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4401 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4403 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4404 not pfile->skipping (== 0).
4406 2001-01-17 Nick Clifton <nickc@redhat.com>
4408 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4411 2001-01-17 Jim Wilson <wilson@redhat.com>
4413 * invoke.texi (IA-64 options): Improve.
4415 2001-01-17 Tom Tromey <tromey@redhat.com>
4417 * invoke.texi (Optimize Options): Use `{}' to around @samp
4420 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4422 * invoke.texi (-fno-guess-branch-probability): New option.
4424 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4426 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4427 case of making new double-word constant.
4428 Revert last change: instead just test i3_subst_into_i2.
4430 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4432 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4433 Use q constraints instead of r.
4435 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4437 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4438 (machine_function): Define.
4439 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4440 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4441 pa_free_machine_status): New functions.
4442 (override_options): Set {init,mark,free}_machine_status to above.
4443 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4444 PIC_OFFSET_TABLE_REGNUM_SAVED.
4445 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4446 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4447 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4448 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4449 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4451 2001-01-15 DJ Delorie <dj@redhat.com>
4453 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4457 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4459 * flow.c (propagate_on_insn): Make trying to delete a prologue
4460 or epilogue insn an ICE, not a warning. Allow doing this if
4461 the current function returns with stack pointer depressed.
4463 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4464 I3 having more than one SET.
4466 2001-01-16 Jim Wilson <wilson@redhat.com>
4468 * invoke.texi: Document IA-64 options.
4470 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4471 (fixup_errata): Delete TARGET_A_STEP use.
4472 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4473 (TARGET_SWITCHES): Delete -ma-step option.
4474 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4475 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4476 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4477 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4478 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4479 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4481 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4482 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4483 cmovsi_internal): Delete ! TARGET_A_STEP check.
4485 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4487 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4488 possibility to report bugs via postal mail. Change a URL and
4489 merge in a nearly duplicate statement...
4490 (Bug Reporting): ...from here.
4491 (Service): Refer to the Bug Reporting section instead of
4493 (Contributing): Remove trivial explanations concerning snapshots.
4495 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4497 * cppmain.c (general_init): Don't use ANSI prototype.
4499 2001-01-16 Tom Tromey <tromey@redhat.com>
4501 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4503 2001-01-16 Richard Henderson <rth@redhat.com>
4505 * config/i386/i386.h: Fix comment typo.
4506 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4507 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4509 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4511 * gcc.c: Revert previous -fsyntax-only-related change; move
4514 2001-01-16 Jakub Jelinek <jakub@redhat.com>
4516 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
4517 inmode after checking GET_CODE (op).
4519 2001-01-16 Richard Henderson <rth@redhat.com>
4521 * flow.c (struct propagate_block_info): Add mem_set_list_len.
4522 (MAX_MEM_SET_LIST_LEN): New.
4523 (propagate_one_insn): Update mem_set_list_len.
4524 (invalidate_mems_from_autoinc): Likewise.
4525 (invalidate_mems_from_set): Likewise.
4526 (mark_used_regs): Likewise.
4527 (init_propagate_block_info): Likewise. Stop collecting memories
4528 when we reach MAX_MEM_SET_LIST_LEN.
4529 (mark_set_1): Likewise.
4531 2001-01-16 Richard Henderson <rth@redhat.com>
4533 * unroll.c (precondition_loop_p): Fail if no iteration
4536 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4538 * gcc.c: When -fsyntax-only is given, do not complain about
4541 2001-01-15 Richard Henderson <rth@redhat.com>
4543 * config/i386/i386.c (asm_output_function_prefix): Remove.
4544 (ix86_asm_file_end): New.
4545 (load_pic_register): Generate pic_label_name into a
4546 staticly allocated buffer.
4547 * config/i386/i386-protos.h: Update.
4548 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
4549 (ASM_FILE_END): New.
4550 * config/i386/i386afe.h: New file.
4551 * config.gcc (i?86-*-elf) [tm_file]: Use it.
4552 (i?86-*-{freebsd,linux*,moss*}): Likewise.
4553 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
4554 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
4555 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
4556 * config/i386/sco5.h (ASM_FILE_END): Likewise.
4557 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
4559 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4561 * Makefile.in (install-man): Remove explicit dependency on
4564 * configure.in, configure: Revert previous patch requiring perl
4567 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
4569 * toplev.c (flag_guess_branch_prob): New.
4570 (f_options): Add guess-branch-probability option.
4571 (rest_of_decl_compilation): Only estimate branch probability if
4573 (main): set flag_guess_branch_prob.
4575 * flags.h (flag_guess_branch_prob): New.
4577 2001-01-15 DJ Delorie <dj@redhat.com>
4579 * gcc.texi (Makefile): Add documentation for Makefile targets.
4581 2001-01-15 Philip Blundell <philb@gnu.org>
4583 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
4585 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
4586 (is_pic): Delete declaration.
4587 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
4588 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
4589 * config/arm/arm.md (builtin_setjmp_receiver): New.
4591 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4593 * arm.c (use_return_insn): Don't try to determine the function type
4594 until after reload has completed.
4595 (arm_output_epilogue): Don't adjust the sp value recovered from the
4597 (emit_multi_reg_push): Don't record dwarf information for the pc.
4598 * arm.md (eh_epilogue): The function type may have changed, so it
4599 needs to be recalculated.
4600 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
4601 unwind tables on arm/netbsd.
4603 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4605 * arm.md (cbranchsi4): Correct calculation of branch ranges.
4606 (negated_cbranchsi4): Likewise.
4608 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4610 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
4611 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4612 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
4613 pass -mapcs-* options to assembler.
4614 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
4615 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4616 (ASM_SPEC): Call subtarget_extra_asm_spec.
4618 2001-01-15 Andreas Jaeger <aj@suse.de>
4620 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
4622 (ix86_expand_builtin): Likewise.
4624 * gencodes.c (output_predicate_decls): Make i size_t to avoid
4625 warning about comparison between signed and unsigned.
4627 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4629 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
4631 2001-01-14 Ralf Baechle <ralf@gnu.org>
4633 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
4634 SUBTARGET_CPP_SPEC apropriatly.
4636 2001-01-12 Mark Mitchell <mark@codesourcery.com>
4638 * varasm.c (make_decl_rtl): Fix typo in last change.
4640 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
4642 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
4643 linker supports the init_priority C++ attribute.
4644 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
4645 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
4646 linker does not support init_priority C++ attribute.
4648 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
4650 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
4652 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4654 * c-parse.in (finish_parse): Add comment about cpp_destroy.
4655 * cp/lex.c (finish_parse): Similarly.
4656 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
4657 Return the number of errors encountered.
4658 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
4659 * cppmain.c (main): Don't call cpp_destroy.
4661 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4663 * configure.in: Require at least perl 5.6.0 to regenerate
4665 * configure: Regenerate.
4667 2001-01-14 Richard Henderson <rth@redhat.com>
4669 * genrecog.c (DT_veclen_ge): New.
4670 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
4671 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
4672 (nodes_identical_1): Handle DT_veclen_ge.
4673 (write_cond, debug_decision_2): Likewise.
4675 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4677 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
4679 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
4681 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4683 * cppmain.c (do_preprocessing): New function; most of the old
4685 (main): Call it to do most of the work.
4686 (cb): Move from global scope to set_callbacks ().
4687 (setup_callbacks): Get the callback pointer.
4688 (general_init, printer_init): Clean up code and comments.
4690 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4692 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
4695 2001-01-14 Kazu Hirata <kazu@hxi.com>
4697 * config/h8300/h8300.c (get_shift_alg): Update comments.
4699 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4701 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
4702 (alloc_page, ggc_alloc): Add casts to remove warnings.
4704 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4706 * combine.c (simplify_comparison): Don't change `code' when
4707 can't reverse comparison.
4709 2001-01-14 Richard Henderson <rth@redhat.com>
4711 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
4712 update all call sites. Return true for all non-label constants.
4714 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
4716 * i386.c (ix86_expand_compare): Add bypass_test and second_test
4718 (ix86_expand_branch): Update.
4719 (ix86_expand_setcc): Update to handle multiple test conditions.
4720 (expand_int_movcc): Likewise.
4721 (expand_fp_movcc): Likewise.
4722 * i386-protos.h (ix86_expand_compare): New.
4723 * i386.md (andqi_?_slp, orqi_?_slp): New.
4724 (conditional trap expander): Update call to ix86_expand_compare.
4726 2001-01-14 Richard Henderson <rth@redhat.com>
4728 * config/vax/vax.md: Use nonimmediate_operand instead of
4729 general_operand in destinations.
4731 * config/vax/vax.md (indirect_jump): Use register_operand.
4733 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
4734 * config/vax/vax.md (call_pop): Turn into an expander.
4735 (call_value_pop): Likewise.
4736 (call, call_value): New.
4738 2001-01-14 Andreas Jaeger <aj@suse.de>
4740 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
4742 (ix86_fp_compare_mode): Add unused attribute.
4743 (ix86_expand_fp_movcc): Remove unused variable.
4744 (ix86_expand_builtin): Make fcode unsigned.
4746 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
4747 (expand_expr): Add cast to avoid signed warning.
4748 (store_field): Likewise.
4749 (store_constructor_field): Likewise.
4750 (store_constructor): Likewise.
4751 (store_expr): Likewise.
4752 (clear_storage): Likewise.
4753 (emit_group_store): Likewise.
4754 (emit_group_load): Likewise.
4756 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4758 * c-common.c: Move format checking code to ...
4759 * c-format.c: ... here. New file. Reorder some functions and
4761 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
4763 * c-common.h (decl_handle_format_attribute,
4764 decl_handle_format_arg_attribute): Declare.
4765 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
4766 (c-common.o): Adjust dependencies.
4767 (c-format.o): New list of dependencies.
4769 2001-01-13 Jakub Jelinek <jakub@redhat.com>
4771 * unroll.c (loop_iterations): If we cannot prove iteration variable
4772 is set once in each iteration, punt.
4774 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
4776 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
4777 (*strlenhi): Remove clobber (which was buggy) of output address.
4779 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4781 * Makefile.in (generated-manpages): Add gcc.1
4782 ($(srcdir)/gcc.1): New target.
4783 (maintainer-clean): Delete $(srcdir)/gcc.1.
4784 * gcc.texi: Add macros @gccoptlist and @gol.
4785 * invoke.texi: Include option summary in manpage. Mark up option
4786 summary with @gccoptlist and @gol. Use @r in one place where
4788 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
4789 * gcc.1: Generate from invoke.texi.
4791 2001-01-13 Richard Henderson <rth@redhat.com>
4793 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
4794 (struct page_entry): Add group member.
4795 (struct page_group): New.
4796 (struct globals): Add page_groups member.
4797 (alloc_anon): Only define for using mmap; remove valloc call.
4798 (page_group_index): New.
4799 (set_page_group_in_use): New.
4800 (clear_page_group_in_use): New.
4801 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
4802 (free_page, release_pages): Likewise.
4803 * configure.in (with-gc): Default to ggc-page always.
4805 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4807 * reload1.c (replace_pseudos_in_call_usage): Use
4808 reg_equiv_constant and reg_equiv_address, and don't try
4809 regno_reg_rtx first.
4811 2001-01-13 Richard Henderson <rth@redhat.com>
4813 * ggc-page.c (alloc_page): Round up allocation size to one page.
4814 Set e->order on extra pages.
4816 2001-01-13 Richard Henderson <rth@redhat.com>
4818 * genrecog.c (nodes_identical): Expand commentary.
4819 (write_switch): Watch out for identical nodes.
4821 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4823 * cppfiles.c (_cpp_fake_include): New function.
4824 * cpphash.h (_cpp_fake_include): New.
4825 * cpplib.c (do_line): Call _cpp_fake_include when entering
4826 header files in preprocessed input.
4827 * cppmain.c (cb_pragma_implementation): Remove handling.
4828 (setup_callbacks): Don't register pragmas.
4830 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4832 * extend.texi: Udate for CPP.
4834 2001-01-13 Andreas Jaeger <aj@suse.de>
4836 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
4838 * regmove.c: Add prototype for replace_in_call_usage.
4840 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4842 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
4843 struct cpp_chunk, struct htab, struct toklist,
4844 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
4845 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
4846 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
4847 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4848 (struct macro_args): Delete.
4849 * cpphash.h: See above.
4851 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4853 * cppmain.c (struct printer): Remove no_line_dirs.
4855 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4856 : Use options rather than CPP_OPTION.
4857 (setup_callbacks): Use cb rather than pfile->cb.
4858 (main): No need to check for a buffer. Use cpp_errors.
4859 (printer_init): Don't set no_line_dirs.
4860 (maybe_print_line): Use options not no_line_dirs.
4861 (cb_file_change): Don't call print_line if -P.
4863 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4865 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4867 * c-parse.in (finish_parse): Use cpp_errors.
4868 (__yylex): Use return value of cpp_pop_buffer.
4869 * cp/lex.c (finish_parse): Use cpp_errors.
4870 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4872 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4874 * README.AVR: URLs corrected.
4876 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4878 * c-decl.c (start_function): Don't warn if old prototype is builtin
4879 that's not in C's namespace.
4880 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4881 (_bb): Add prototype for ctime.
4882 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4884 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4886 * i386.c (ix86_fp_comparison_arithmetics_cost,
4887 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4888 ix86_fp_comparison_cost): New functions.
4889 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4890 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4891 two-branch sequences; make static.
4892 (ix86_use_fcomi_compare): Do decision according to the costs.
4893 (split_fp_branch): New.
4894 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4895 * i386-protos.h (ix86_expand_fp_compare): Remove
4896 (ix86_split_fp_branch): Declare.
4898 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4899 and ix86_comparison_operator.
4901 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4904 * i386.c (put_condition_code): Output properly the unordered/ordered
4905 compares in fp case.
4906 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4908 * tm.texi (REVERSE_CONDITION): Document.
4909 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4910 in -ffast-math mode.
4911 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4913 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4915 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4917 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4920 * config/sh/sh.c (mova_p): Fix test for mova_const.
4922 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4924 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4925 cpp_get_options rather than dereferencing pfile and using
4927 * scan-decls.c (scan_decls): Use return value of
4928 cpp_pop_buffer rather than CPP_BUFFER.
4930 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4932 * cppinit.c (cpp_handle_option): help_only is now part of the
4933 cpp_options structure.
4934 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4935 cpp_set_callbacks): New functions.
4936 * cpplib.h (cpp_callbacks): Break out as a named structure.
4937 (cpp_options): Move help_only here from cpp_reader.
4938 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4939 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4940 cpp_set_callbacks): New prototypes.
4941 * cppmain.c (main): Update for help_only.
4943 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4945 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4946 Also build and remove and install and uninstall c-tree.info and
4948 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4949 ($(srcdir)/cppinternals.info): New target.
4950 * c-tree.texi: Change file name used when makeinfo used without -o
4951 from ir.info to c-tree.info. Add info directory entry.
4952 * cppinternals.texi: Add info directory entry.
4953 * .cvsignore: Update.
4955 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4957 * c-typeck.c (store_init_value): Don't require constant initializer
4958 elements with -pedantic -std=c99.
4959 (digest_init): Change error about non-constant initializer elements
4961 (constructor_range_end): Remove.
4962 (constructor_incremental, designator_depth,
4963 designator_errorneous): New variables.
4964 (struct constructor_stack): Remove range_end, add incremental.
4965 (struct constructor_range_stack, constructor_range_stack): New.
4966 (struct initializer_stack): Add constructor_range_stack.
4967 (finish_init): Set it.
4968 (start_init): Likewise. require_constant_elements for non-static
4969 trees only if not flag_isoc99.
4970 (really_start_incremental_init): Remove constructor_range_end, add
4971 constructor_incremental.
4972 (pop_init_level): Likewise.
4973 (push_init_level): Likewise. If implicit and the subobject had some
4974 value set already, preinitialize the level with it.
4975 Warn about missing braces only if not pushing due to designators.
4976 (set_designator, push_range_stack): New functions.
4977 (set_init_label): Use them.
4978 (set_init_index): Likewise. Remove constructor_range_end.
4979 Error if designator index is outside of array bounds.
4980 (add_pending_init): Compare values of purpose index trees, not the
4981 trees themselves. Allow overwriting of already initialized element.
4982 Issue a warning if it had side-effects.
4983 (set_nonincremental_init, set_nonincremental_init_from_string): New
4985 (pending_init_member): Rename to...
4986 (find_init_member): ...this function. Call set_nonincremental_init
4987 if necessary. Compare values of purpose index trees, not the trees
4988 themselves. Return the actual value, not just non-zero if something
4990 (output_init_element): Remove checks for duplicates.
4991 If field has zero size, only check the initializer for correctness.
4992 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4993 if constructor_incremental is zero. Change error about initializers
4994 not computable at load time into pedwarn.
4995 (output_pending_init_elements): Compare bit positions, not
4996 FIELD_DECLs to take into account zero-sized fields.
4997 (process_init_element): Use constructor_range_stack to fill all
4998 ranges in the designator lists from current level up.
4999 * extend.texi: Update documentation for labeled elements.
5001 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
5003 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
5004 to function usage for arguments passed by reference. Optimize
5005 callee-copied arguments.
5006 * regmove.c (replace_in_call_usage): New function.
5007 (fixup_match_1): Call it.
5008 * cse.c (cse_insn): Canonicalize registers in function usage.
5009 * reload1.c (replace_pseudos_in_call_usage): New function.
5012 * Makefile.in: Reverted yesterday's wrong patch. Installed the
5015 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5017 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
5020 2001-01-12 DJ Delorie <dj@redhat.com>
5022 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
5023 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
5026 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5028 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
5029 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
5030 -std options alongside references to -ansi. Update some
5031 documentation for C99.
5032 * cpp.1: Regenerate.
5034 2001-01-12 Andreas Jaeger <aj@suse.de>
5036 * haifa-sched.c (restore_line_notes): Remove argument block B
5038 * sched-ebb.c (schedule_ebb): Change caller.
5039 * sched-rgn.c (schedule_region): Likewise.
5040 * sched-int.h (restore_line_notes): Adjust prototype.
5042 * loop.h: Remove wrong declaration of doloop_condition_get.
5044 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5046 * extend.texi: Move C++-extension-related node from the C section
5047 into the C++ section.
5049 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5051 * extend.texi: Refer to an array of pointers to functions instead
5052 of one of functions.
5054 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
5055 Jan Hubicka <jh@suse.cz>
5057 * combine.c (reversed_comparison): Fix typo in last patch.
5059 (combine_reversed_comparison_code): Make static to follow
5060 prototype declaration.
5062 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5064 * install.texi: Remove misplaced duplicate entry.
5066 2001-01-11 Ulrich Drepper <drepper@redhat.com>
5068 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
5070 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
5072 * final.c: (leaf_function_p): Fix typo.
5074 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
5076 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
5077 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
5079 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
5080 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
5081 mmap_anon, and valloc is available.
5082 * ggc-page.c: Restructure ifdef logic to match new autoconf
5083 spec. Don't throw away the test page in init_ggc.
5085 * configure, config.in: Regenerate.
5087 2001-01-12 Michael Hayes <mhayes@redhat.com>
5089 * loop.h (total_biv_increment): Constify iv_class pointer.
5090 (struct induction): Replace `mem_mode' with `mem' rtx.
5091 * unroll.c (total_biv_increment): Constify iv_class pointer.
5092 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
5093 (find_mem_givs, combine_givs_p): Likewise.
5094 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
5096 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
5098 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
5100 (__gthread_getspecific): Ditto.
5102 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
5104 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
5105 put_condition_code): Convert fp comparison codes to integer
5107 (ix86_expand_fp_compare): Postnote the fp comparison code converison
5110 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
5111 * i386-protos.h (no_comparison_operator): Kill.
5113 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
5115 * combine.c (REVERSIBLE_CC_MODE): Remove.
5116 (reversible_comparison_p): Remove.
5117 (combine_reversed_comparison_code): New.
5118 (reversed_comparison): New.
5119 (combine_simplify_rtx): Use
5120 combine_reversed_comparison_code/reversed_comparison instead
5121 of reversible_comparison_p.
5122 (simplify_if_then_else): Likewise.
5123 (simplify_set): Likewise.
5124 (simplify_logical): Likewise.
5125 (if_then_else_cond): Likewise.
5126 (known_cond): Likewise.
5127 (simplify_comparison): Likewise.
5129 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
5131 * builtins.c (std_expand_builtin_va_start): Handle varargs when
5132 sizeof (int) is larger than sizeof(__word__).
5134 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5136 * cppinit.c (do_includes): Fix typo.
5138 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5140 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
5141 in S_REGS does not occur because not all sources are possible
5142 when a S_REGS is a destination (sometimes needs a clobber).
5143 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
5144 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
5145 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
5146 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
5147 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
5148 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
5149 (lshrdi_const1, lshrsi3_const16): Likewise.
5150 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
5151 (*movhi_68hc12, *movqi_68hc12): Likewise.
5152 (movstrictqi): Make sure reloading in D_REGS as a destination
5155 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5157 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5159 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5161 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
5162 -D, -U and -A, and don't initialize the builtins.
5163 (do_includes): Error if -include or -imacros with -fpreprocessed.
5164 * cppmain.c (cb_define, cb_undef): Unconditionally process
5166 * tradcpp.c (main): Fix typo.
5168 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
5170 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
5171 (read_name_map): Use IS_ABSOLUTE_PATH.
5172 * tradcpp.c (get_filename): Likewise.
5174 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5176 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
5177 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
5178 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
5179 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
5180 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
5181 (cmphi_z_used): Don't use '@' for the output.
5182 (tstqi_z_used): Likewise.
5183 (cmpqi_z_used): Likewise.
5184 (one_cmplsi2): Likewise.
5186 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5188 * config/sh/sh.c (barrier_align): Recognize branch around far
5189 branch and redundant insn.
5191 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5193 * invoke.texi: Restore documentation of the drivers' switches -MD
5196 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5198 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
5200 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
5201 check-objc//%): Support parallel testing of multilibs.
5202 (TESTSUITEDIR): Set to testsuite by default, but override for
5204 (check-gcc, check-g++, check-g77, check-objc): Enter
5207 2001-01-11 Bernd Schmidt <bernds@redhat.com>
5209 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
5210 * sched-deps.c (deps_may_trap_p): Likewise.
5211 * basic-block.h: Remove a comment.
5212 * flow.c (PROP_POSTRELOAD): Remove.
5213 (update_life_info): Don't add it to prop_flags.
5214 (mark_set_1): Lose the code that was enabled by it.
5216 2001-01-11 Michael Hayes <mhayes@redhat.com>
5218 * flow.c (flow_call_edges_add): New.
5219 * basic_block.h (flow_call_edges_add): New.
5221 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
5223 * reload1.c (move2add_note_store): Update reg_set_luid even if
5224 base reg remains the same.
5226 2001-01-10 Nick Clifton <nickc@redhat.com>
5228 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
5229 machine_function structure to zero.
5230 Add prototypes for machine_status functions.
5232 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5234 * c-common.h (CTI_VOID_LIST): Remove.
5235 (void_list_node): Likewise.
5236 * tree.h (TI_VOID_LIST_NODE): New enumeral.
5237 (void_list_node): New macro.
5238 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
5239 * config/i386/i386.c (ix86_init_builtins): Likewise.
5240 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
5242 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5244 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
5245 * cppinit.c (cpp_start_read): Update comment, remove unneeded
5247 * tradcpp.c: Include mkdeps.h.
5248 (deps, print_deps_phony_targets, deps_append, output_deps,
5249 init_dependency_output, output_deps): New.
5250 (deps_buffer, deps_allocated_size, deps_size, deps_column,
5251 deps_output): Delete.
5252 (print_deps_missing_files): Rename deps_missing_files.
5253 (inhibit_output): Make global.
5254 (main): Delete inhibit_output, deps_stream, deps_target.
5255 Use mkdeps functionality in the same way as cpplib. Remove
5256 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
5257 -M and -MM. Remove old handling of deps via deps_out, and
5258 old reading of environment variables.
5259 (get_filename): Update to use deps_add_dep.
5261 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5263 * output.h (make_function_rtl): Remove prototype.
5264 (make_decl_rtl): Likewise.
5265 * varasm.c (make_function_rtl): Remove.
5266 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
5267 than from a third parameter.
5268 * tree.h (make_decl_rtl): Remove last parameter.
5269 * c-decl.c (builtin_function): Remove last argument in call to
5270 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
5271 (start_function): Likewise.
5272 * except.c (call_get_eh_context): Likewise.
5273 * expr.c (emit_block_move): Likewise.
5274 (clear_storage): Likewise.
5275 * profile.c (output_func_start_profiler): Likewise.
5276 * toplev.c (rest_of_decl_compilation): Likewise.
5277 * objc/objc-act.c (create_builtin_decl): Likewise.
5278 (synth_module_prologue): Likewise.
5279 (generate_static_reference): Likewise.
5280 (build_selector_reference_decl): Likewise.
5281 (build_class_reference_decl): Likewise.
5282 (build_objc_string_decl): Likewise.
5283 (build_protocol_reference): Likewise.
5285 2001-01-10 Richard Henderson <rth@redhat.com>
5287 * hwint.h: Revert yesterday's change.
5289 2001-01-10 Nick Clifton <nickc@redhat.com>
5291 * function.h (save_machine_status): Delete.
5292 (restore_machine_status): Delete.
5293 Amend comment describing {init|mark|free}_machine_status.
5295 * function.c (save_machine_status): Delete.
5296 (restore_machine_status): Delete.
5297 Amend comment describing {init|mark|free}_machine_status.
5298 (push_function_context_to): Remove invocation of
5299 save_machine_status.
5300 (pop_function_context_from): Remove invocation of
5301 restore_machine_status.
5303 * emit-rtl.c (init_emit_once): Amend comment describing
5304 {init|mark|free}_machine_status.
5306 * tm.texi (Per-Function Data): New node. Describe the
5307 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5310 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5312 * cppinit.c (OPT_g): Remove.
5313 (cpp_handle_option): Update for removed -g3.
5314 (print_help): Update.
5315 * cpplib.h (struct cpp_options): Remove debug_output.
5316 * cppmain.c (setup_callbacks, cb_define): Update.
5317 * gcc.c (cpp_options): Translate -g3 to -dD.
5319 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5321 * config/i960/i960.md: Change modifier to + on the zero_extract
5322 pattern after the (rotate -2 reg) canonicalization pattern.
5324 2001-01-10 Richard Henderson <rth@redhat.com>
5326 * config/alpha/alpha.c (alpha_free_machine_status): New.
5327 (override_options): Install it.
5328 (alpha_mark_machine_status): Verify machine non-null.
5329 * config/i386/i386.c (ix86_free_machine_status): New.
5330 (override_options): Install it.
5331 (ix86_init_machine_status): Use xcalloc.
5332 (ix86_mark_machine_status): Verify machine non-null.
5333 * config/ia64/ia64.c (ia64_free_machine_status): New.
5334 (ia64_override_options): Install it.
5335 (ia64_mark_machine_status): Verify machine non-null.
5337 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5339 * function.c (instantiate_virtual_regs): Instantiate virtual
5340 registers found in CALL_INSN_FUNCTION_USAGE.
5342 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5344 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5345 equivalent to -ansi in disabling -Di386.
5347 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5349 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5351 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5353 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5355 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5357 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5359 * invoke.texi: Document that -fcond-mismatch isn't supported for
5362 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5364 * gcc.texi: Define macro gcctabopt.
5365 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5366 @command, @env and @option in some places where appropriate. Use
5367 @gcctabopt where appropriate. Put URLs and email addresses inside
5370 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5372 * gcc.c (cpp_options): Set MD file name from output
5373 filename, if specified.
5374 (suffix_subst): New static variable.
5375 (do_spec): Clear it.
5376 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5378 (give_switch): Handle suffix_subst.
5380 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5382 * invoke.texi: Fix another typo.
5384 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5386 * invoke.texi: Fix typo.
5388 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5390 * c-lang.c (lang_hooks): Update.
5391 (lang_decode_option): Remove.
5392 (lang_init_options): Rename c_init_options.
5393 * toplev.c (main): Use lang_hooks for lang_init_options
5394 and lang_decode_option.
5395 * toplev.h (lang_hooks): Add 2 new hooks.
5396 * tree.h: Remove lang_init_options and lang_decode_option.
5397 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5398 * cp/decl2.c: Similarly.
5399 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5400 (lang_hooks): Update.
5401 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5403 (lang_init_options): Rename ffe_init_options.
5404 (lang_hooks): Update.
5405 (lang_decode_option): Remove.
5406 * java/lang.c (lang_init_options): Rename java_init_options.
5407 (lang_decode_option): Rename java_decode_option.
5408 (lang_hooks): Update.
5409 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5410 (lang_decode_option): Rename objc_decode_option.
5411 (lang_hooks): Update.
5413 2001-01-09 Nick Clifton <nickc@redhat.com>
5415 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5416 (d30v_return_addr_rtx): Delete.
5417 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5418 cfun->machine structure.
5419 (struct machine_function): Move to d30v.h
5420 (d30v_save_machine_status): Delete.
5421 (d30v_restore_machine_status): Delete.
5422 (d30v_init_machine_status): New Function.
5423 (d30v_mark_machine_status): New Function.
5424 (d30v_free_machine_status): New Function.
5425 (d30v_init_expanders): Use new functions.
5426 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5427 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5428 d30v_return_addr_rtx.
5430 * config/d30v/d30v.h (struct_machine): Move here.
5431 Add eh_epilogue_sp_ofs field.
5433 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5434 field in cfun->machine structure.
5436 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5438 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5439 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5440 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5442 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5444 * objc/lang-options.h: Remove bogus reference to
5447 2001-01-09 Kazu Hirata <kazu@hxi.com>
5449 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5452 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5454 * reload.c (find_reloads_address): Check for eliminable registers
5455 when substituting a constant expression for a pseudo.
5457 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5459 * c-common.c (enum format_type): Add format_type_error.
5460 (decode_format_type): New function.
5461 (decl_attributes): Use it.
5462 (format_kind_info): Adjust comment.
5464 2001-01-09 David O'Brien <obrien@BSDi.com>
5466 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5467 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5469 * config/i386/gnu.h: Don't include required platform specific .h files,
5470 tm.h will do it instead.
5471 * config/i386/i386elf.h: Likewise.
5472 * config/i386/linux.h: Likewise.
5473 * config/i386/moss.h: Likewise.
5474 * config/mips/gnu.h: Likewise.
5476 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5478 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5479 (rs6000-ibm-aix3.[01]*): Likewise.
5480 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5481 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5482 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5483 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5484 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5485 (powerpc-*-eabiaix*): Likewise.
5486 (powerpc-*-eabisim*): Likewise.
5487 (powerpc-*-elf*): Likewise.
5488 (powerpc-*-eabi*): Likewise.
5489 (powerpc-*-rtems*): Likewise.
5490 (powerpc-*-linux*libc1): Likewise.
5491 (powerpc-*-linux*): Likewise.
5492 (powerpc-wrs-vxworks*): Likewise.
5493 (powerpcle-wrs-vxworks*): Likewise.
5494 (powerpcle-*-sysv*): Likewise.
5495 (powerpcle-*-elf*): Likewise.
5496 (powerpcle-*-eabisim*): Likewise.
5497 (powerpcle-*-eabi*): Likewise.
5498 (powerpcle-*-solaris2*): Likewise.
5499 * config/rs6000/aix31.h: Delete includes.
5500 * config/rs6000/aix3newas.h: Likewise.
5501 * config/rs6000/aix41.h: Likewise.
5502 * config/rs6000/aix43.h: Likewise.
5503 * config/rs6000/beos.h: Likewise.
5504 * config/rs6000/rtems.h: Likewise.
5505 * config/rs6000/sysv4.h: Likewise.
5507 2001-01-09 Kazu Hirata <kazu@hxi.com>
5509 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5510 Change an argument mode of machine_mode to shift_mode of
5511 shift_mode. Remove an extra error check.
5512 (emit_a_shift): Adopt to the new calling prototype of
5514 (function_prologue): Fix code for a monitor
5515 function. Support H8/S.
5516 (function_epilogue): Do not output pop for a monitor function.
5518 2001-01-09 Nick Clifton <nickc@redhat.com>
5520 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
5521 (setup_incoming_varargs): Use sysv_varargs_p field of the
5522 cfun->machine structure.
5523 (struct machine_function): Move to rs6000.h
5524 (rs6000_save_machine_status): Delete.
5525 (rs6000_restore_machine_status): Delete.
5526 (rs6000_init_machine_status): New Function.
5527 (rs6000_free_machine_status): New Function.
5528 (rs6000_init_expanders): Use new functions.
5530 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
5532 (struct machine_function): Move here.
5534 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5535 sysv_varargs_p field of the cfun->machine structure.
5537 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
5539 (rs6000_restore_machine_status): Remove prototype.
5541 2001-01-09 Richard Henderson <rth@redhat.com>
5543 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
5544 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
5545 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
5546 (sched_analyze_2, sched_analyze_insn): Likewise.
5547 (sched_analyze, init_deps): Likewise.
5548 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
5549 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
5550 (compute_block_backward_dependences): Update propagate_deps call.
5552 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
5554 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
5556 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5558 * cppinit.c (OPT_MD, OPT_MMD): Restore.
5559 (cpp_handle_option): Handle them.
5560 (cpp_post_options): Ensure one of -M or -MM is specified with
5561 any other -M? option.
5562 (init_dependency_output): Suppress output with -MG.
5564 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5567 * invoke.texi: Update.
5569 2001-01-09 Bernd Schmidt <bernds@redhat.com>
5571 * sh.md (reload_outsf): Generate recognizable patterns for
5574 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5576 * c-lang.c (lang_hooks): Update.
5577 (lang_init): Rename c_init.
5578 (lang_finish): Remove.
5579 * toplev.c (compile_file): Use lang_hooks for lang_init ()
5581 * toplev.h (lang_hooks): Add init () and finish ().
5582 * tree.h (lang_init, lang_finish): Remove.
5583 * cp/tree.h (lang_init, lang_finish): Remove.
5584 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
5585 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
5587 (lang_init, lang_finish): Remove.
5588 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
5589 (lang_hooks): Update.
5590 * java/lang.c (lang_init): Rename java_init.
5591 (lang_finish): Remove.
5592 (lang_hooks): Update.
5593 * objc/objc-act.c (lang_init): Rename objc_init.
5594 (lang_finish): Remove.
5595 (lang_hoooks): Update.
5597 20001-01-09 Graham Stott <grahams@redhat.com>
5599 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
5600 after `ptr` is initialised.
5602 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5604 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
5605 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
5606 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
5607 stack adjusts, instead of r3.
5609 2001-01-09 Michael Hayes <mhayes@redhat.com>
5611 * flow.c (flow_loop_scan): Break out of ...
5612 (flow_loops_find) ... here.
5613 * basic-block.h (flow_loop_scan): New.
5614 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
5615 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
5617 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5619 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
5621 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
5622 realloc()ing macro_buffer.
5624 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
5625 if it's wider than long and the target's long is wider than the
5628 2001-01-09 Mark Mitchell <mark@codesourcery.com>
5630 Remove support for using UWIN as a host machine.
5631 * configure.in: Issue an error message.
5632 * configure: Regenerated.
5633 * config.gcc: Remove xm_* UWIN configury.
5634 * config/i386/xm-uwin.h: Remove.
5636 2001-01-08 Nick Clifton <nickc@redhat.com>
5638 * config/v850/v850.c (ra_rtx): Delete.
5639 (v850_save_machine_status): Delete.
5640 (v850_restore_machine_status): Delete.
5641 (v850_init_machine_status): New function.
5642 (v850_mark_machine_status): New function.
5643 (v850_free_machine_status): New function.
5644 (v850_return_addr): Use ra_rtx field in machine structure.
5645 (v850_init_expanders): Use new functions.
5647 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
5648 * config/v850/v850.c: Change arguments to v850_output+* functions
5649 to take a const char *, to avoid compile time warning.
5650 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
5651 (USER_LABEL_PREFIX): Redefine.
5653 2000-01-08 Jim Wilson <wilson@redhat.com>
5655 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
5656 1 to unsigned HOST_WIDE_INT before left shift.
5658 2001-01-08 Nick Clifton <nickc@redhat.com>
5660 * config/arm/arm.c (arm_mark_machine_status): Check to see if
5661 the machine structure has been allocated.
5662 (arm_free_machine_status): New function: Free the machine
5663 specific function structure.
5665 2001-01-08 Richard Henderson <rth@redhat.com>
5667 * jump.c (simplejump_p): Revert last change.
5669 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
5671 * cppinit.c (init): Rename init_library.
5672 (cpp_create_reader): Update.
5673 * gcc.c (cpp_options): If -o given, use it as the target of
5676 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5678 * arm.c (arm_arch5e): New variable.
5679 (all_cores): XScale is a 5TE device.
5680 (arm_override_options): Set arm_arch5e.
5681 (arm_init_builtins): __builtin_prefetch is in arch5e.
5682 * arm.h (arm_arch5e): Declare it.
5684 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
5686 * arm.md (define_constants): Add defines for UNSPEC and
5687 UNSPEC_VOLATILE insns. Update all users.
5688 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
5689 * arm.c (multi_register_push, note_invalid_constants)
5690 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
5691 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
5692 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
5694 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
5696 * jump.c (jump_optimize_1): Use reversed_comparison_code
5697 instead of can_reverse_comparison_p.
5698 (jump_back_p): Likewise.
5699 (invert_exp_1): Likewise.
5700 (thread_jumps): Likewise.
5701 * simplify-rtx.c (simplify_unary_operation): Likewise.
5702 (simplify_ternary_operation): Likewise.
5703 * cse.c (find_comparison_args): Convert to use
5704 can_reverse_comparison_p.
5705 (record_jump_equiv): Likewise.
5707 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5709 * arm.h (HARD_REGNO_RENAME_OK): Delete.
5710 (EPILOGUE_USES): Define.
5711 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
5712 automatically stack the LR if it isn't live.
5714 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
5716 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
5719 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
5721 * ggc-page.c (max_alignment): New structure.
5722 (MAX_ALIGNMENT): New macro.
5723 (init_ggc): Use it to round up the sizes in the
5724 extra_order_size_table.
5726 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5728 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
5731 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5733 * builtins.def (BUILT_IN_FPRINTF): New entry.
5735 * c-common.c (c_expand_builtin_fprintf): New function.
5736 (init_function_format_info): Handle __builtin_fprintf.
5737 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
5738 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
5740 * c-decl.c (duplicate_decls): Adjust comment.
5742 * extend.texi (fprintf): Document new builtin.
5744 2001-01-07 Richard Henderson <rth@redhat.com>
5746 * jump.c (simplejump_p): Recognize any single_set jump
5749 2001-01-07 Richard Henderson <rth@redhat.com>
5751 * configure.in (slibdir): Accept an --with-slibdir option.
5752 Use "test" not "[" in configure. Default to $(libdir).
5754 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
5756 * config/t-aix43 (SHLIB_INSTALL): Likewise.
5757 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
5758 (SHLIB_LINK): Create links for the soname.
5759 * config/mips/t-iris6: Likewise.
5760 * config/sparc/t-slibgcc: Likewise.
5761 * config/sparc/t-slibgcc-sld: Likewise.
5763 2001-01-07 Jakub Jelinek <jakub@redhat.com>
5765 * config/i386/i386.c (constant_call_address_operand): Accept
5766 (const (plus (symbol_ref) (const_int))).
5767 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
5768 constant_call_address_operand.
5770 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5772 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
5773 and LONG_LONG_TYPE_SIZE > 32.
5775 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5777 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
5778 the previous change.
5780 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
5782 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
5784 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
5785 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
5786 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
5789 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5791 * fix-header.c (read_scan_file): s/pfile/scan_in/.
5793 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5795 * c-lang.c (c_post_options): Call cpp_post_options.
5796 * objc/objc-act.c (objc_post_options): Similarly.
5797 * cppmain.c (main): Similarly.
5798 * fix-header.c (read_scan_file): Similarly.
5799 * cppinit.c (cpp_start_read): Move option consistency checks
5800 to cpp_post_options. Don't call init_dependency_output.
5801 If needed, add default target and main file dependency.
5802 (OPT_MD, OPT_MMD): Remove.
5804 (cpp_handle_option): Update for OPT_* changes.
5805 (cpp_post_options): New.
5806 (init_dependency_output): Command line -MF overrides environment
5807 variables. Don't set default target etc. Suppress output
5808 if dependencies are going to stdout.
5809 (print_help): Update.
5810 * cpplib.h (cpp_post_options): New.
5811 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
5813 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
5815 * jump.c (comparison_dominates_p): Support unordered compares.
5817 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
5819 * simplify-rtx.c (simplify_relational_operation): Always simplify
5820 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
5823 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
5825 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
5826 (nonzero_bits): Likewise.
5827 (simplify_comparison): Likewise.
5828 (num_sign_bit_copies): Likewise; return more sane value depending
5829 on STORE_FLAG_VALUE.
5830 (known_cond): Do not assume EQ to be always true for equivalent
5833 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
5835 * cse.c (fold_rtx): Handle unordered comparisons.
5837 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
5839 * rtlanal.c (set_of_1): New static function.
5840 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
5841 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
5842 reg_set_last_last_regno): Remove.
5843 (set_of): New global function.
5844 (set_of_data): New structure.
5845 (reg_set_p, reg_set_last): Revamp for set_of.
5846 * rtl.h (set_of): New.
5848 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5850 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5851 * extend.texi: Document _Exit builtin.
5853 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5855 * (initialize, initialize_builtins,
5856 initialize_dependency_output, initialize_standard_includes):
5857 Rename s/initialize/init. Update.
5858 (init_dependency_output): Move to after
5859 cpp_handle_options, the correct location temporally at least.
5860 (opt_comp): Move next to init (), its caller. Fix prototype.
5861 (init): Make "initialized" local scope.
5862 (cpp_create_reader): Always call init ().
5863 (cpp_start_read): Update.
5864 (output_deps): New function, broken out of cpp_finish.
5865 (cpp_finish): Break out output_deps.
5867 2001-01-07 Richard Henderson <rth@redhat.com>
5869 * collect2.c (COFF specific stuff): Revert 12-06 patch
5870 to prototype system functions.
5872 2001-01-07 Michael Hayes <mhayes@redhat.com>
5874 * hard-reg-set.h: Add multiple include guard.
5875 * basic-block.h (struct loop): Add `sink' field.
5876 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5877 (emit_iv_add_mult): Delete.
5878 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5879 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5880 (unroll_loop): Remove end_insert_before argument.
5881 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5882 (maybe_eliminate_biv_1): Likewise.
5883 (emit_iv_add_mult): Delete.
5884 (gen_add_mult, loop_regs_update): New.
5885 (loop_insn_emit_after, loop_insn_emit_before): New.
5886 (loop_insn_sink, loop_insn_sink_or_swim): New.
5887 (emit_iv_add_mult): Delete.
5888 (scan_loop): Set loop->sink.
5889 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5890 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5891 (maybe_eliminate_biv_1): Likewise.
5892 (maybe_eliminate_biv_1): Add basic block argument.
5893 * unroll.c (unroll_loop): Remove end_insert_before argument.
5894 (find_splittable_regs): Likewise.
5895 (find_splittable_regs): Use loop_insn_sink and its ilk.
5896 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5898 2001-01-07 Michael Hayes <mhayes@redhat.com>
5900 * loop.h (loop_insn_hoist): New prototype.
5901 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5902 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5903 (check_dbra_loop, load_mems): Likewise.
5904 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5905 (find_splittable_givs): Likewise.
5907 2001-01-07 Michael Hayes <mhayes@redhat.com>
5909 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5911 2001-01-07 Richard Henderson <rth@redhat.com>
5913 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5915 2001-01-07 Richard Henderson <rth@redhat.com>
5917 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5918 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5919 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5920 variant that handles a shared libgcc.
5921 (process_command): Always validate -{static,shared}-libgcc.
5922 (do_spec_1): New 'M' case.
5923 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5925 2001-01-07 Richard Henderson <rth@redhat.com>
5927 * Makefile.in (slibdir): New variable.
5928 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5929 (installdirs): Create slibdir.
5930 (install-libgcc, install-multilib): Defer to libgcc.mk.
5931 * configure.in (slibdir): Substitute.
5932 * mklibgcc.in (install): New target.
5934 * config/t-linux (SHLIB_LINK): Create links for the soname.
5935 (SHLIB_INSTALL): New.
5936 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5937 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5938 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5939 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5940 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5942 2001-01-07 Richard Henderson <rth@redhat.com>
5944 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5945 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5946 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5948 2001-01-07 Michael Hayes <mhayes@redhat.com>
5950 * loop.c (count_loop_regs_set): Delete.
5951 (load_mems_and_recount_loop_regs_set): Delete.
5952 (loop_regs_scan): Merge common code from count_loop_regs_set,
5953 scan_loop, and load_mems_and_recount_loop_regs_set.
5954 (scan_loop): Call load_mems directly and loop_regs_scan
5955 again if new registers created.
5957 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5959 * toplev.c (main): Call the front-end specific post_options
5960 hook if one is given.
5961 * toplev.h (struct_lang_hooks, lang_hooks): New.
5962 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5963 for the C front end.
5964 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5965 lang_hooks for the C++ front end.
5966 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5967 lang_hooks for the ObjC front end.
5968 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5969 * java/lang.c (lang_hooks): Hooks for the Java front end.
5971 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5973 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5974 for verbose DWARF[2] debugging.
5975 (cb_define, cb_undef): The new callbacks.
5976 * toplev.h (debug_define, debug_undef): Make const correct.
5977 * toplev.c (debug_define, debug_undef): Similarly. Do not
5978 perform the verbosity tests here anymore.
5980 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5982 * reload.c (subst_reloads): Take INSN argument. When
5983 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5984 * reload.h (subst_reloads): Adjust prototype.
5985 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5986 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5987 present in JUMP_INSNs and copy them to JUMP_LABEL.
5988 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5989 JUMP_INSNs and insns with REG_LABELs that are followed by
5990 JUMP_INSNs with the same REG_LABEL.
5991 * sched-rgn.c (is_cfg_nonregular): Likewise.
5992 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5994 * unroll.c (unroll_loop): Look for REG_LABEL notes in
5996 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
5998 2001-01-06 Richard Henderson <rth@redhat.com>
6000 * loop.c (scan_loop): Use xcalloc for the regs array.
6001 (load_mems_and_recount_loop_regs_set): Zero the new memory
6002 received from xrealloc.
6004 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
6006 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
6008 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
6010 * integrate.c (copy_rtx_and_substitute): When copying
6011 an ignored return value, strip REG_FUNCTION_VALUE_P.
6013 2001-01-06 Michael Hayes <mhayes@redhat.com>
6015 * loop.c (debug_biv, debug_giv): New.
6016 (loop_biv_dump): Break out from ...
6017 (record_biv): ... here.
6018 (loop_giv_dump): Break out from ...
6019 (record_giv): ... here.
6020 (loop_bivs_check): Use print_simple_rtl.
6021 * unroll.c (loop_iterations): Use print_simple_rtl.
6023 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6025 * pa.md (return, return_internal): Modify patterns to prevent regrename
6026 mucking with the return pointer.
6028 2001-01-05 Richard Henderson <rth@redhat.com>
6030 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
6032 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
6034 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
6035 version supplied by Matteo Frigo.
6037 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6039 * cpp.texi: Update for -MQ.
6040 * cppinit.c (cpp_create_reader): Always create pfile->deps.
6041 (cpp_cleanup): Always free pfile->deps.
6042 (initialize_dependency_output): Don't create pfile->deps.
6043 (cpp_handle_option): Similarly.
6045 * gcc.c (cpp_options): Handle -MQ.
6046 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
6047 * mkdeps.c (base_name): Remove.
6048 (deps_init): Don't allocate vector space until it's needed.
6049 (deps_free): Only free vectors if allocated.
6050 (deps_add_target, deps_add_dep): Update for initial allocation.
6051 (deps_add_default_target): Don't strip to the base_name.
6053 2001-01-05 DJ Delorie <dj@redhat.com>
6055 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
6056 (INIT_EXPANDERS): Define.
6058 * config/v850/v850.c (struct machine_function): Define.
6059 (v850_save_machine_status): New function.
6060 (v850_restore_machine_status): New function.
6061 (v850_return_addr): New function.
6062 (v850_init_expanders): New function.
6064 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
6065 and v850_init_expanders.
6067 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6069 * cpplib.h (struct cpp_reader): Add help_only field.
6070 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
6071 (cpp_handle_option): Set pfile->help_only if we see -h,
6072 --help, -target-help, or --version. Print version string but
6073 do not set help_only if we see -v or -version. Make text
6074 printed by -v match that printed by (-)-version.
6076 * cppmain.c (main): Exit after option parsing if
6077 pfile->help_only is true.
6079 * toplev.c (independent_decode_option): Call print_version,
6080 then exit, if we see --version (but not -version).
6081 (print_version): Split lengthy message into two lines.
6083 2001-01-05 Nick Clifton <nickc@redhat.com>
6085 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
6086 temporary string for initialisation before calling ggc_alloc_string.
6088 2001-01-06 Michael Hayes <mhayes@redhat.com>
6090 * rtl.h (print_simple_rtl): New.
6091 * print-rtl.c (print_simple_rtl): New.
6093 (print_rtx): Disable printing of flags and modes, etc.,
6094 if `flag_simple` nonzero.
6096 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6098 * function.c (fixup_var_refs): Use push_to_full_sequence where
6101 2001-01-05 Michael Meissner <meissner@redhat.com>
6103 * flags.h (flag_reorder_blocks): Add declaration.
6104 (flag_rename_block): Ditto.
6106 2001-01-05 DJ Delorie <dj@redhat.com>
6108 * function.c (reorder_blocks): Make sure the flags are all reset
6109 before using them to mark blocks, else a second invocation will
6110 corrupt the block chain.
6111 (reorder_blocks_0): New, resets the flags.
6113 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
6115 * cse.c (find_comparison_args): Stop if the argument is known to
6118 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6120 * config/sh/sh.md (movdf): When splitting load into pair of
6121 registers, don't clobber the register used in the address too
6124 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
6126 * varasm.c (mark_constant_pool): Improve initial comments.
6127 (mark_constants): Move marking of constants to mark_constant.
6128 (mark_constant): New function to recursively mark all constants
6129 referred to by a constant.
6131 2001-01-05 Catherine Moore <clm@redhat.com>
6133 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
6135 2001-01-05 Phil Edwards <pme@sources.redhat.com>
6137 * cp/lang-options.h: Bring comment in line with reality.
6138 * f/lang-options.h: Likewise.
6139 * java/lang-options.h: Likewise.
6140 * objc/lang-options.h: Likewise.
6141 * ch/lang-options.h: Likewise.
6142 * f/g77.texi: And update the manual.
6144 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
6145 Denis Chertykov <denisc@overta.ru>
6147 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
6148 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
6149 * config/avr/avr.md (all peepholes that request a scratch register):
6150 Call it, FAIL the peephole if not safe (in interrupt functions).
6152 2001-01-05 Mark Mitchell <mark@codesourcery.com>
6154 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
6156 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
6158 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
6160 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
6161 BUILT_IN_CREAL and BUILT_IN_CIMAG.
6162 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
6163 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
6164 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
6166 * extend.texi: Document these builtins.
6168 2001-01-05 Daniel Berlin <dberlin@redhat.com>
6170 * c-common.c (lang_get_alias_set): Say we know nothing of
6171 VECTOR_TYPE aliasing.
6173 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
6175 2001-01-05 Bruce Korb <bkorb@gnu.org>
6177 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
6178 their x* equivalent versions for atexit-less systems
6179 * fixinc/fixincl.c(main): do not return from main() on atexit-less
6180 systems (or any other system any more).
6182 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
6184 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
6185 output operands. Use arm_hard_register_operand for operand 4.
6186 (stmsi_postinc): Similarly.
6187 (ldmsi): Use arm_hard_register_operand for opernand 2.
6189 * arm.c (arm_hard_register_operand): New function.
6190 * arm-protos.h (arm_hard_register_operand): Prototype it.
6192 * arm.h (HARD_REGNO_RENAME_OK): Define.
6194 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
6196 * simplify-rtx.c (cfc_args): add "unordered" field.
6197 (check_fold_consts): Set unordered field.
6198 (simplify_relational_operation): Simplify the unordered
6201 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
6204 * emit-rtl.c (try_split): Fix code to mark labels.
6205 * jump.c (mark_jump_label): Make global.
6206 * rtl.h (mark_jump_label): Declare.
6208 * predict.c (estimate_probability): Handle unordred comparisons.
6210 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6212 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
6213 * cppinit.c (initialize_dependency_output): Update.
6214 (cpp_finish): Output dummy targets for -MP.
6216 (cpp_handle_option): Handle -MP. Don't quote -MT options.
6217 * cpplib.h (struct cpp_options): Add deps_phony_targets.
6218 * gcc.c (cpp_options): Update to handle -MP.
6219 * mkdeps.c (deps_add_target, deps_add_default_target): Update
6220 to quote only the default target.
6221 (deps_phony_targets): Insert a preceding newline. Rename from
6222 deps_dummy_targets for consistency.
6225 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6227 * calls.c (emit_library_call_value_1): Support
6228 INIT_CUMULATIVE_LIBCALL_ARGS.
6229 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
6231 2001-01-04 Richard Henderson <rth@redhat.com>
6233 * c-decl.c (finish_struct): Detect flexible array members
6234 used in an inappropriate context.
6235 * c-typeck.c (really_start_incremental_init): Special case
6236 constructor_max_index for zero length arrays.
6237 (pop_init_level): Allow initialization of flexible array
6238 members. Deprecate initialization of zero length arrays.
6239 Don't issue missing initializer warning for flexible array
6240 members or zero length arrays.
6241 (process_init_element): Don't dereference null DECL_SIZE.
6242 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
6243 Don't abort for empty constructors. Use size_binop
6244 (output_constructor): Add commentary regarding zero length
6245 array futures. Abort if we try to initialize an array of
6246 unspecified length with a non-empty constructor in the middle
6249 * extend.texi (Zero Length): Update and clarify documentation
6250 on static initialization.
6252 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6254 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
6255 with more than 32767 words of local storage.
6257 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6259 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
6260 for 'abs', 'labs', and 'fabs'.
6261 (c4x_expand_builtin): Likewise.
6262 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
6264 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6266 * config/sh/sh.md (prget, prset): New insn types.
6267 (return delay slot): Dont' allow prset.
6268 (call, sfunc delay slot): Don't allow prget.
6269 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
6270 for prset and prget.
6272 2001-01-05 Michael Hayes <mhayes@redhat.com>
6274 * loop.h (struct loop_reg): New.
6275 (struct loop_regs): Change to use array of `struct loop_reg'.
6276 * loop.c: Replace assortment of varrays with single regs array.
6277 (count_one_set): Delete may_not_move array argument
6278 and use regs array instead. All caller's changed.
6279 (count_loop_regs_set): Delete may_not_move and single_usage
6280 arguments and use regs array instead. All caller's changed.
6281 (find_single_use_in_loop): Replace usage array argument with pointer
6282 to regs structure. All caller's changed.
6283 (loop_optimize): Delete `moved_once' array.
6285 2001-01-05 Michael Hayes <mhayes@redhat.com>
6287 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
6288 Use it instead of loop_info->has_call for scanning loop mems.
6289 (check_dbra_loop): Replace loop_info->has_call test with
6290 loop_info->has_nonconst_call.
6292 2000-01-04 Matthew Hiller <hiller@redhat.com>
6294 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
6297 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6299 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
6300 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
6302 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6304 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
6305 (flag_short_double, flag_short_wchar): Define.
6306 (c_common_nodes_and_builtins): Create many tree nodes shared
6307 between C and C++ here instead of in cp/decl.c and ...
6308 * c-decl.c (init_decl_processing): ... here.
6309 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6310 (flag_short_double, flag_short_wchar): Don't define.
6311 (record_builtin_type): New function.
6312 (build_void_list_node): New function.
6313 * c-common.h (flag_short_double, flag_short_wchar,
6314 record_builtin_type, build_void_list_node): Declare.
6316 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6318 * integrate.c (expand_inline_function): Don't put a virtual
6319 register into the reg map.
6321 * function.c (fixup_var_refs_1): If force_operand didn't put
6322 the address into the target, move it there.
6324 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6326 Special-case tree_decl/tree_list allocations.
6327 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6328 (OBJECT_SIZE): New macro.
6329 (NUM_EXTRA_ORDER): Likewise.
6330 (extra_order_size_table): New variable.
6331 (NUM_ORDERS): New macro.
6332 (objects_per_page_table): New variable.
6333 (object_size_table): New variable.
6334 (G.pages): Use NUM_ORDERS to bound the array.
6335 (G.page_tails): Likewise.
6336 (DIV_ROUND_UP): Remove.
6337 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6338 (alloc_page): Use OBJECT_SIZE.
6339 (size_lookup): Don't make it const.
6340 (ggc_alloc): Use OBJECT_SIZE.
6341 (ggc_set_mark): Likewise.
6342 (ggc_get_size): Likewise.
6343 (init_ggc): Set up the object_size_table, objects_per_page_table,
6344 and adjust size_lookup.
6345 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6346 (ggc_pop_context): Use NUM_ORDERS.
6347 (clear_marks): Likewise.
6348 (sweep_pages): Likewise.
6349 (poison_pages): Likewise.
6350 (ggc_print_statistics): Use OBJECT_SIZE.
6352 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6354 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6355 Only call array_size_for_constructor if last field and array type
6356 with no upper bound.
6358 2001-01-04 Philip Blundell <philb@gnu.org>
6360 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6361 from bit 31 downwards, if this requires no more insns.
6362 (count_insns_for_constant): New helper function for above.
6364 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6366 * gencodes.c (output_predicate_decls): Remove empty initializer.
6368 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6370 * tree.c (copy_node): Remove documentation about obstacks.
6371 (buidl1): Check that nobody tries to build 2-argument nodes this
6374 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6376 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6379 * gencodes.c (output_predicate_decls): Fill empty initializer
6382 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6384 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6385 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6387 (do_include): Handle missing headers like cpp0.
6388 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6389 paths with first include pathname. Don't strcat to uninitialized
6392 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6394 * regrename.c (regrename_optimize): Don't rename from frame pointer
6395 if frame_pointer_needed.
6396 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6397 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6398 (ia64_reorg): Use it instead of scheduling if ! optimize.
6399 (errata_emit_nops): Properly call asm_noperands.
6400 (ia64_sched_reorder): Finish cycle if we see an asm.
6401 (ia64_variable_issue): Clear scheduling state after asms.
6403 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6405 * cpp.texi: Update for -MT.
6406 * cppinit.c (initialize_dependency_output): Add a default
6407 target if none has been given already.
6408 (no_tgt, OPT_MT): New.
6409 (cpp_handle_option): Handle -MT. Update -M etc.
6410 * cpplib.h (struct cpp_options): Remove deps_target.
6411 * gcc.c (cpp_options): Handle -MT.
6412 * mkdeps.c (struct deps): Move from mkdeps.h.
6413 (deps_calc_target): Rename deps_add_default_target. Add a
6414 default target if none has been specified already.
6415 * mkdeps.h (struct deps): Move to mkdeps.c.
6416 (deps_calc_target): Rename deps_add_default_target.
6418 2000-01-03 Richard Henderson <rth@redhat.com>
6420 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6422 * c-typeck.c (push_init_level): Move checks for flexible array
6423 members and zero length arrays ...
6424 (pop_init_level): ... here. Silently discard empty initializations.
6426 * varasm.c (output_constructor): Update for sizeof change to
6429 * extend.texi (Zero Length): Clarify semantics.
6431 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6433 * configure.in (tm.h): Include isns-codes.h last.
6434 * configure: Rebuilt.
6436 2001-01-03 Richard Henderson <rth@redhat.com>
6438 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6439 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6441 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6443 * tradcpp.c (main): Make sure finclude() is called with a valid
6444 indepth value while handling -include.
6446 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6448 * gencodes.c (output_predicate_decls): New function.
6450 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6451 even if it is not the first time machmode.h is #included.
6452 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6453 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6454 * gcc.texi (Copyright): Added 2001.
6456 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6458 * c-common.c (c_common_lang_init): New function. Warn if format
6459 warning options which only have effects when used with -Wformat
6460 are used without -Wformat.
6461 * c-common.h (c_common_lang_init): Declare.
6462 * c-lang.c (lang_init): Call c_common_lang_init.
6463 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6465 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6467 * configure.in: Check for the mktemp command.
6468 * configure: Regenerate.
6469 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6470 $TEMP. Create temporary files with mktemp, if available at
6471 configure time; otherwise use set -C. Remove temporary files
6474 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6476 * configure.in: Require at least texinfo 4.0. Check for whether
6477 Pod::Man is sufficiently recent to regenerate GCC manpages.
6478 * configure: Regenerate.
6479 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6481 (GENERATED_MANPAGES): Define.
6482 (generated-manpages): New target. Depend on cpp.1 as well as
6484 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6485 configure to generated-manpages or empty) rather than on the
6486 manpages directly. Remove execute permission from installed
6487 gcov.1 as well as cpp.1.
6488 * cpp.1, gcov.1: Regenerate.
6490 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6492 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6493 tree_low_cst. Allow using cmpstrsi in more cases.
6495 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6497 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6500 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6502 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6503 * Makefile.in (HOST_CFLAGS): Mention build-make.
6505 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6507 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6510 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6512 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
6515 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
6518 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
6519 reg_base_value and reg_known_value arrays.
6520 (init_alias_analysis): Add more cases to detect known values.
6521 * sched-deps.c (deps_may_trap_p): New function.
6522 (sched_analyze_2): Use it.
6524 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6526 * combine.c (simplify_shift_const): Even if we're sign-extracting,
6527 don't discard an ASHIFTRT if we're shifting in a wider mode.
6529 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6531 * toplev.c (rest_of_compilation): Don't print basic block information
6532 when CFG isn't up to date.
6534 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
6536 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
6537 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
6538 (UNALIGNED_SHORT_ASM_OP): Define.
6539 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
6541 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6543 * fold-const.c (fold_convert): Fix typo.
6545 2001-01-02 Richard Henderson <rth@redhat.com>
6547 * c-common.h (ASM_INPUT_P): New.
6548 * c-parse.in (asm): Set it when needed.
6549 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
6550 existance of an operand.
6552 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
6554 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
6555 (dwarf2out_frame_debug_expr): Likewise.
6556 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
6558 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
6560 * i386.c (ix86_split_to_parts): Return number of part required;
6562 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
6564 (ix86_split_long_move): Use number of part returned
6565 by ix86_split_to_parts
6566 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
6568 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
6569 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
6570 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
6571 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
6572 (ALIGN_MODE_128): Add TFmode.
6573 (IS_STACK_MODE): Likewise.
6574 (HARD_REGNO_NREGS): TFmode needs 3 registers.
6575 (HARD_REGNO_OK): Support TFmodes.
6576 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
6577 * i386.md (scheduler definitions): Use memory operand to determine
6578 fst/fld instructions; use mode attribute to determine real mode of
6580 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
6581 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
6583 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6585 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
6587 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6589 * expr.c (store_constructor_field): Update ALIGN before calling
6592 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6594 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
6597 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6599 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
6602 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6604 * c-decl.c (start_function): Don't warn on third parameter to main.
6606 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6608 * tsystem.h: Define HAVE_DECL_GETOPT.
6610 2001-01-02 Philip Blundell <pb@futuretv.com>
6612 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
6615 2001-01-02 Richard Henderson <rth@redhat.com>
6617 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
6619 2001-01-02 Andreas Jaeger <aj@suse.de>
6621 * c-decl.c (c_decode_option): Remove support of
6624 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
6625 (W_options): Add -Wmissing-noreturn here.
6627 * flow.c: Define lang_missing_noreturn_ok_p.
6628 (check_function_return_warnings): Use it.
6630 * c-common.h: Declare lang_missing_noreturn_ok_p.
6632 * c-lang.c (c_missing_noreturn_ok_p): New function.
6633 (lang_init): Set lang_missing_noreturn_ok_p.
6635 * invoke.texi (Warning Options): Document this.
6637 2000-12-27 Phil Edwards <pme@sources.redhat.com>
6639 * extend.texi (C++ Extensions): New node for C++ attributes;
6640 describe init_priority and com_interface.
6641 * invoke.texi: Remove -finit-priority as it now has zero effect.
6642 * install.texi: Fix xref syntax.
6643 * md.texi: Likewise.
6645 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6647 * config.gcc (sparc64-wrs-vxworks*): New case.
6648 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
6650 * config/sparc/sparc.c (sparc_override_options): Do support different
6651 pointer and architecture size.
6652 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
6653 (POINTERS_EXTEND_UNSIGNED): Define.
6654 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
6655 (FUNCTION_MODE): Define to be Pmode.
6656 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
6658 * function.c (expand_function_end): Properly handle DECL_RESULT
6659 and copy when ptr_mode != Pmode.
6660 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
6662 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6664 * c-common.c (c_common_nodes_and_builtins): Set prototype
6665 parameters for __builtin_fputs, __builtin_fputc and
6666 __builtin_fwrite. Don't declare plain fputc as a builtin.
6668 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6670 * loop.c (add_label_notes): Increment the label usage count when
6671 a note is added to an insn which refers to a CODE_LABEL.
6672 * gcse.c (add_label_notes): Likewise.
6674 2001-01-01 Andreas Jaeger <aj@suse.de>
6676 * loop.c (scan_loop): Use xmalloc to allocate movables.
6678 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6680 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
6681 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
6682 * reload1.c (REGISTER_MOVE_COST): Likewise.
6683 * regclass.c (REGISTER_MOVE_COST): Likewise.
6684 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
6685 dimension. Adjust all users.
6686 (init_reg_sets_1): Iterate on all modes.
6687 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
6688 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
6689 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
6690 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
6691 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
6692 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
6693 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
6694 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
6695 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
6696 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
6697 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
6698 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
6699 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
6700 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
6701 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
6702 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
6703 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
6704 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
6705 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
6706 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
6707 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
6708 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
6709 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
6710 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
6711 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
6712 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
6713 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
6715 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6717 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
6718 arg VARIES_P. Call it with extra arg.
6719 (true_dependence): Likewise.
6720 * rtl.h (rtx_addr_can_trap_p): Declare.
6721 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
6723 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
6724 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
6725 pic offset table register if it's zero. All callers changed.
6726 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
6728 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6730 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
6731 STRING_POOL_ADDRESS_P.
6733 * config/sparc/sparc.c (input_operand): Properly test for short op.
6735 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
6736 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
6737 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
6738 * config/sparc/elf.h: No longer include sol2.h.
6739 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
6740 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
6742 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
6744 2001-01-01 Michael Hayes <mhayes@redhat.com>
6746 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
6747 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
6748 (record_initial): Likewise.
6749 * unroll.c (copy_loop_body, loop_iterations): Likewise.
6750 (remap_split_bivs): Likewise.
6752 2001-01-01 Michael Hayes <mhayes@redhat.com>
6754 * loop.c (loop_ivs_free): New function.
6755 (strength_reduce): Break out from...
6757 2001-01-01 Michael Hayes <mhayes@redhat.com>
6759 * loop.h (struct iv): New.
6760 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
6761 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
6762 'reg_biv_class' fields with 'regs' and 'n_regs'.
6763 (struct ivs): Rename 'loop_iv_list' field to 'list'.
6764 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
6765 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
6767 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
6769 * resource.c (mark_referenced_resources): Abort() before
6770 attempting to mark a pseudo register.
6771 (mark_set_resources): Likewise.
6773 2001-01-01 Michael Hayes <mhayes@redhat.com>
6775 * loop.h (REG_IV_CLASS): New accessor macro.
6776 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
6777 * unroll.c (REG_IV_CLASS): Likewise.
6779 See ChangeLog.4 for earlier changes.